/* ===================================
   OCEANEERING 2026 | CorGrid Platform
   Color Palette: Navy Blue System
   =================================== */

:root {
  --navy-blue:     #113457;
  --deep-ocean:    #071424;
  --offshore-blue: #1F5C8A;
  --tech-blue:     #4A90C2;
  --charcoal:      #1e2428;
  --ind-gray:      #6D747A;
  --light-gray:    #F0F3F6;
  --white:         #FFFFFF;

  /* Dark section text */
  --dark-text-primary:   #0B243D;
  --dark-text-secondary: #2B2F33;
  --dark-text-muted:     #6D747A;
  --dark-border:         rgba(17,52,87,0.10);

  --gradient-hero:   linear-gradient(135deg, #071424 0%, #0B243D 50%, #113457 100%);
  --gradient-card:   linear-gradient(145deg, #0d2c4a, #1F5C8A);
  --gradient-accent: linear-gradient(90deg, #4A90C2, #1F5C8A);

  --shadow-sm:    0 1px 4px rgba(0,0,0,0.12), 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:    0 4px 16px rgba(0,0,0,0.16), 0 2px 6px rgba(0,0,0,0.10);
  --shadow-lg:    0 12px 40px rgba(0,0,0,0.22);
  --shadow-xl:    0 20px 60px rgba(0,0,0,0.30);
  --shadow-white: 0 4px 24px rgba(11,36,61,0.09);

  --radius-sm:  8px;
  --radius-md:  14px;
  --radius-lg:  22px;
  --radius-xl:  36px;

  --transition:      0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===================================
   RESET & BASE
   =================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--deep-ocean);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ===================================
   SCROLLBAR
   =================================== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--deep-ocean); }
::-webkit-scrollbar-thumb { background: var(--offshore-blue); border-radius: 3px; }

/* ===================================
   UTILITY
   =================================== */
.container        { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.container--narrow{ max-width: 960px;  margin: 0 auto; padding: 0 24px; }
.section-pad      { padding: 96px 0; }
.section-pad--sm  { padding: 64px 0; }
.text-center      { text-align: center; }

/* ===================================
   SVG ICON SYSTEM
   =================================== */
.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.icon svg { display: block; }

.icon-box {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.icon-box--blue  { background: rgba(74,144,194,0.14); border: 1px solid rgba(74,144,194,0.25); }
.icon-box--amber { background: rgba(255,149,0,0.12);  border: 1px solid rgba(255,149,0,0.25); }
.icon-box--red   { background: rgba(255,59,48,0.10);  border: 1px solid rgba(255,59,48,0.22); }
.icon-box--green { background: rgba(52,199,89,0.12);  border: 1px solid rgba(52,199,89,0.25); }
.icon-box--dark  { background: rgba(17,52,87,0.08);   border: 1px solid rgba(17,52,87,0.14); }

/* Light-section icon boxes */
.light-section .icon-box--blue  { background: rgba(74,144,194,0.10); border-color: rgba(74,144,194,0.22); }
.light-section .icon-box--amber { background: rgba(255,149,0,0.09);  border-color: rgba(255,149,0,0.22); }
.light-section .icon-box--green { background: rgba(52,199,89,0.09);  border-color: rgba(52,199,89,0.22); }
.light-section .icon-box--red   { background: rgba(255,59,48,0.08);  border-color: rgba(255,59,48,0.18); }

/* ===================================
   TYPOGRAPHY
   =================================== */
h1,h2,h3,h4,h5,h6 { font-weight: 700; line-height: 1.18; }

.section-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.20em;
  color: var(--tech-blue);
  margin-bottom: 14px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.section-label::before {
  content: '';
  display: inline-block;
  width: 20px; height: 1.5px;
  background: currentColor;
  border-radius: 2px;
}
.light-section .section-label { color: var(--offshore-blue); }

.section-title {
  font-size: clamp(1.85rem, 3.2vw, 2.9rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.12;
  color: var(--white);
}
.light-section .section-title { color: var(--dark-text-primary); }

.section-desc {
  font-size: 1rem;
  line-height: 1.78;
  color: rgba(255,255,255,0.62);
  max-width: 580px;
}
.light-section .section-desc { color: var(--dark-text-muted); }

/* ===================================
   BADGE
   =================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.badge--blue  { background: rgba(74,144,194,0.18); color: var(--tech-blue);   border: 1px solid rgba(74,144,194,0.30); }
.badge--white { background: rgba(255,255,255,0.1); color: var(--white);        border: 1px solid rgba(255,255,255,0.20); }
.badge--green { background: rgba(52,199,89,0.13);  color: #34C759;              border: 1px solid rgba(52,199,89,0.28); }
.badge--orange{ background: rgba(255,149,0,0.13);  color: #FF9500;              border: 1px solid rgba(255,149,0,0.28); }
.badge--confidential { background: rgba(255,59,48,0.11); color: #E0321D; border: 1px solid rgba(255,59,48,0.28); }
.badge--dark-blue { background: rgba(17,52,87,0.09); color: var(--offshore-blue); border: 1px solid rgba(17,52,87,0.18); }

/* ===================================
   BUTTONS
   =================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.015em;
  transition: all var(--transition);
  cursor: pointer;
  border: 1.5px solid transparent;
  line-height: 1;
  white-space: nowrap;
}
.btn--primary {
  background: var(--tech-blue);
  color: var(--white);
  border-color: var(--tech-blue);
  box-shadow: 0 2px 12px rgba(74,144,194,0.35), inset 0 1px 0 rgba(255,255,255,0.12);
}
.btn--primary:hover {
  background: #3d84b4;
  border-color: #3d84b4;
  box-shadow: 0 6px 22px rgba(74,144,194,0.42);
  transform: translateY(-1px);
}
.btn--outline {
  background: rgba(255,255,255,0.04);
  color: rgba(255,255,255,0.88);
  border-color: rgba(255,255,255,0.22);
  backdrop-filter: blur(8px);
}
.btn--outline:hover {
  background: rgba(255,255,255,0.09);
  border-color: rgba(255,255,255,0.44);
  transform: translateY(-1px);
}
.btn--outline-blue {
  background: transparent;
  color: var(--tech-blue);
  border-color: rgba(74,144,194,0.50);
}
.btn--outline-blue:hover {
  background: rgba(74,144,194,0.10);
  border-color: var(--tech-blue);
  transform: translateY(-1px);
}
.btn--outline-navy {
  background: transparent;
  color: var(--navy-blue);
  border-color: rgba(17,52,87,0.45);
}
.btn--outline-navy:hover {
  background: rgba(17,52,87,0.07);
  border-color: var(--navy-blue);
  transform: translateY(-1px);
}
.btn--ghost {
  background: rgba(255,255,255,0.05);
  color: rgba(255,255,255,0.82);
  border-color: rgba(255,255,255,0.10);
  backdrop-filter: blur(12px);
}
.btn--ghost:hover {
  background: rgba(255,255,255,0.09);
  border-color: rgba(255,255,255,0.22);
  color: #fff;
}
.btn--sm  { padding: 8px 16px; font-size: 0.78rem; border-radius: 10px; }
.btn--lg  { padding: 15px 32px; font-size: 0.95rem; }

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.07);
  transition: var(--transition);
}
.btn-icon:hover { background: var(--tech-blue); transform: scale(1.1); }

/* ===================================
   NAVBAR — ultra-clean glassmorphism
   =================================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: padding 0.35s ease, background 0.35s ease, box-shadow 0.35s ease;
}
.navbar.scrolled {
  background: rgba(5,16,30,0.90);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border-bottom: 1px solid rgba(74,144,194,0.10);
  padding: 12px 0;
  box-shadow: 0 1px 40px rgba(0,0,0,0.28);
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.nav-logo { display: flex; align-items: center; gap: 12px; }

/* Corvalent logo — navbar */
.logo-corvalent-nav {
  height: 26px;
  width: auto;
  max-width: 130px;
  object-fit: contain;
  display: block;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

/* Corvalent logo — footer */
.logo-corvalent-footer {
  height: 30px;
  width: auto;
  max-width: 150px;
  object-fit: contain;
  display: block;
  filter: brightness(0) invert(1);
  opacity: 0.85;
}
.logo-corvalent-footer:hover { opacity: 1; }


.nav-logo-text .brand { font-size: 1rem; font-weight: 800; color: var(--white); letter-spacing: 0.05em; display: block; }
.nav-logo-text .sub   { font-size: 0.62rem; font-weight: 500; color: var(--tech-blue); letter-spacing: 0.15em; text-transform: uppercase; margin-top: 1px; display: block; }
.nav-links { display: flex; align-items: center; gap: 2px; }
.nav-link {
  padding: 7px 13px;
  border-radius: var(--radius-sm);
  font-size: 0.84rem;
  font-weight: 500;
  color: rgba(255,255,255,0.70);
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active {
  color: var(--white);
  background: rgba(74,144,194,0.11);
}
.nav-actions { display: flex; align-items: center; gap: 10px; }
.nav-badge-conf {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 9px;
  border-radius: 6px;
  background: rgba(255,59,48,0.09);
  border: 1px solid rgba(255,59,48,0.24);
  font-size: 0.68rem;
  font-weight: 700;
  color: #E0321D;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.nav-mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.nav-mobile-toggle span { display: block; width: 22px; height: 2px; background: var(--white); border-radius: 2px; transition: var(--transition); }

/* ===================================
   CONFIDENTIAL BANNER
   =================================== */
.conf-banner {
  background: rgba(255,59,48,0.06);
  border-top: 1px solid rgba(255,59,48,0.14);
  border-bottom: 1px solid rgba(255,59,48,0.14);
  padding: 11px 0;
  text-align: center;
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(224,50,29,0.80);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.conf-banner .conf-inner { display: flex; align-items: center; justify-content: center; gap: 14px; }
.conf-banner svg { flex-shrink: 0; }

/* ===================================
   HERO — VIDEO BACKGROUND
   =================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

/* Video background */
.hero-video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-video-wrap video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  pointer-events: none;
}

/* Multi-layer overlay for text legibility */
.hero-video-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, rgba(7,20,36,0.88) 0%, rgba(7,20,36,0.60) 60%, rgba(7,20,36,0.30) 100%),
    linear-gradient(to top, rgba(7,20,36,0.70) 0%, transparent 50%);
  z-index: 1;
}

/* Noise texture for depth */
.hero-video-noise {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  z-index: 2;
  pointer-events: none;
  opacity: 0.45;
}

/* Hero layout: full-width centered text (no split-column) */
.hero-content {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  min-height: calc(100vh - 80px);
  padding: 80px 0 96px;
  max-width: 780px;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}

/* Presented-to eyebrow */
.hero-presented-to {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.hero-presented-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  white-space: nowrap;
}
/* Oceaneering logo — hero */
.logo-oceaneering-hero {
  height: 34px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
  display: block;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

.hero-title {
  font-size: clamp(2.8rem, 5.5vw, 5rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  color: #fff;
}
.hero-title span {
  background: linear-gradient(90deg, #4A90C2, #7bb8e0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.18rem);
  color: rgba(255,255,255,0.68);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 560px;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

/* Stats bar — horizontal strip above fold bottom */
.hero-stats {
  display: flex;
  align-items: stretch;
  gap: 0;
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(16px);
  overflow: hidden;
  width: 100%;
  max-width: 620px;
}
.hero-stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px 16px;
  text-align: center;
  position: relative;
}
.hero-stat + .hero-stat::before {
  content: '';
  position: absolute;
  left: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: rgba(255,255,255,0.10);
}
.hero-stat-value {
  font-size: 1.65rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
  letter-spacing: -0.02em;
}
.hero-stat-label {
  font-size: 0.66rem;
  color: rgba(255,255,255,0.44);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-top: 5px;
  font-weight: 500;
}

/* Live ROV ticker pill — repositioned to bottom-right */
.hero-live-pill {
  position: absolute;
  bottom: 40px;
  right: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: rgba(11,36,61,0.82);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(74,144,194,0.24);
  border-radius: var(--radius-md);
  min-width: 240px;
  z-index: 4;
  box-shadow: 0 8px 32px rgba(0,0,0,0.28);
}
.hero-live-pill-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #34C759;
  box-shadow: 0 0 8px rgba(52,199,89,0.6);
  animation: pulse-live 2s infinite;
  flex-shrink: 0;
}
.hero-live-pill-data {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.hero-live-pill-label {
  font-size: 0.64rem;
  color: rgba(255,255,255,0.42);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.hero-live-pill-row {
  display: flex;
  align-items: center;
  gap: 14px;
}
.hero-live-pill-row span {
  font-size: 0.82rem;
  font-weight: 600;
  color: #fff;
}
.hero-live-pill-row span em {
  font-style: normal;
  color: var(--tech-blue);
}

/* Scroll cue */
.hero-scroll-cue {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  z-index: 4;
  opacity: 0.45;
  animation: bounce-cue 2.4s ease-in-out infinite;
}
.hero-scroll-cue span {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(255,255,255,0.6);
}
@keyframes bounce-cue {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(7px); }
}

/* Animated fallback background — underwater atmosphere */
.hero-video-wrap .hero-fallback-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 140% 80% at 110% 60%, rgba(31,92,138,0.55) 0%, transparent 60%),
    radial-gradient(ellipse 100% 100% at -10% 40%, rgba(11,36,61,0.80) 0%, transparent 55%),
    linear-gradient(160deg, #050f1c 0%, #071828 40%, #0a2038 70%, #0e2d4a 100%);
  transition: opacity 1.2s ease;
  overflow: hidden;
}
/* Animated light rays */
.hero-video-wrap .hero-fallback-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      -55deg,
      transparent 0px,
      transparent 80px,
      rgba(74,144,194,0.025) 80px,
      rgba(74,144,194,0.025) 82px
    );
  animation: rays-shift 14s ease-in-out infinite alternate;
}
.hero-video-wrap .hero-fallback-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -10%, rgba(74,144,194,0.12) 0%, transparent 60%);
  animation: rays-pulse 8s ease-in-out infinite alternate;
}
@keyframes rays-shift {
  0%   { transform: translateX(-40px) skewX(-2deg); opacity: 0.6; }
  100% { transform: translateX( 40px) skewX( 2deg); opacity: 1; }
}
@keyframes rays-pulse {
  0%   { opacity: 0.4; transform: scaleX(0.9); }
  100% { opacity: 1;   transform: scaleX(1.1); }
}

.live-indicator { display: flex; align-items: center; gap: 6px; font-size: 0.68rem; font-weight: 600; color: #34C759; }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: #34C759; animation: pulse-live 2s infinite; }
@keyframes pulse-live { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:0.55;transform:scale(0.75)} }
.rov-status-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 10px; margin-bottom: 14px; }
.rov-status-item {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(74,144,194,0.14);
  border-radius: var(--radius-sm);
  padding: 12px;
}
.rov-status-item .label { font-size: 0.65rem; color: rgba(255,255,255,0.42); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 5px; }
.rov-status-item .value { font-size: 1.05rem; font-weight: 700; color: var(--white); }
.rov-status-item .value.green { color: #34C759; }
.rov-status-item .value.blue  { color: var(--tech-blue); }
.hero-signal-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 11px 13px;
  background: rgba(52,199,89,0.07);
  border: 1px solid rgba(52,199,89,0.18);
  border-radius: var(--radius-sm);
  font-size: 0.76rem;
  color: rgba(255,255,255,0.65);
}
.hero-signal-bar span { color: #34C759; font-weight: 700; }
.hero-card-floating {
  position: absolute;
  background: rgba(11,36,61,0.92);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(74,144,194,0.22);
  border-radius: var(--radius-md);
  padding: 13px 16px;
  box-shadow: var(--shadow-md);
}
.hero-card-floating--1 { top: -22px; right: -22px; min-width: 152px; }
.hero-card-floating--2 { bottom: -18px; left: -18px; min-width: 172px; }
.float-label { font-size: 0.64rem; color: rgba(255,255,255,0.42); margin-bottom: 3px; }
.float-value { font-size: 0.96rem; font-weight: 700; color: var(--tech-blue); }
.float-sub   { font-size: 0.66rem; color: rgba(255,255,255,0.42); margin-top: 2px; }

/* ===================================
   EXECUTIVE INTRO  — DARK
   =================================== */
.exec-intro { background: var(--navy-blue); padding: 96px 0; }
.exec-intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.exec-letter {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(74,144,194,0.14);
  border-radius: var(--radius-lg);
  padding: 38px;
}
.exec-letter-header {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 26px; padding-bottom: 22px;
  border-bottom: 1px solid rgba(74,144,194,0.14);
}
.avatar {
  width: 50px; height: 50px;
  border-radius: 50%;
  background: var(--gradient-card);
  border: 2px solid rgba(74,144,194,0.32);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.95rem; font-weight: 700; color: var(--tech-blue);
  flex-shrink: 0;
}
.exec-letter-body p { font-size: 0.93rem; line-height: 1.80; color: rgba(255,255,255,0.72); margin-bottom: 14px; }
.exec-letter-body p:last-child { margin-bottom: 0; }
.exec-sidebar { display: flex; flex-direction: column; gap: 18px; }
.exec-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
}
.exec-card:hover { border-color: rgba(74,144,194,0.28); background: rgba(74,144,194,0.06); transform: translateY(-2px); }
.exec-card-icon {
  width: 42px; height: 42px;
  border-radius: var(--radius-sm);
  background: rgba(74,144,194,0.14);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 13px;
}
.people-card {
  background: var(--gradient-card);
  border: 1px solid rgba(74,144,194,0.22);
  border-radius: var(--radius-md);
  padding: 22px;
  display: flex; gap: 14px; align-items: center;
}
.people-info h4 { font-size: 0.93rem; font-weight: 600; margin-bottom: 2px; }
.people-info p  { font-size: 0.75rem; color: rgba(255,255,255,0.52); }
.people-info .company { color: var(--tech-blue); font-weight: 600; margin-top: 3px; font-size: 0.75rem; }

/* ===================================
   CHALLENGE  — DARK
   =================================== */
.challenge { background: var(--deep-ocean); padding: 96px 0; position: relative; overflow: hidden; }
.challenge-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
/* No-image variant: left column text + right column metrics side-by-side */
.challenge-grid--no-img { grid-template-columns: 1fr 1fr; gap: 56px; }
.challenge-points { display: flex; flex-direction: column; gap: 14px; margin-top: 28px; }
.challenge-point {
  display: flex; gap: 16px;
  padding: 20px;
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.challenge-point:hover {
  background: rgba(74,144,194,0.07);
  border-color: rgba(74,144,194,0.20);
  transform: translateX(4px);
}
.challenge-point h4 { font-size: 0.88rem; font-weight: 600; margin-bottom: 3px; }
.challenge-point p  { font-size: 0.80rem; color: rgba(255,255,255,0.52); line-height: 1.55; }
.pain-metrics { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; }
.pain-metric-card {
  background: rgba(255,59,48,0.06);
  border: 1px solid rgba(255,59,48,0.18);
  border-radius: var(--radius-md);
  padding: 22px;
  text-align: center;
  transition: var(--transition);
}
.pain-metric-card:hover { background: rgba(255,59,48,0.10); }
.pain-metric-card .metric-value { font-size: 2.1rem; font-weight: 800; color: #E0321D; line-height: 1; margin-bottom: 7px; }
.pain-metric-card .metric-label { font-size: 0.78rem; color: rgba(255,255,255,0.52); line-height: 1.4; }

/* ===================================
   SOLUTION — WHITE SECTION
   =================================== */
.solution {
  background: var(--white);
  padding: 96px 0;
  position: relative;
  overflow: hidden;
}
.solution-header { text-align: center; margin-bottom: 60px; }
.solution-pillars { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; margin-bottom: 44px; }
.pillar-card {
  background: var(--white);
  border: 1px solid rgba(17,52,87,0.10);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.pillar-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: var(--transition);
}
.pillar-card:hover {
  border-color: rgba(74,144,194,0.28);
  box-shadow: var(--shadow-md);
  transform: translateY(-5px);
}
.pillar-card:hover::before { opacity: 1; }
.pillar-card h3 { font-size: 1.02rem; font-weight: 700; margin-bottom: 8px; color: var(--dark-text-primary); }
.pillar-card p  { font-size: 0.83rem; color: var(--dark-text-muted); line-height: 1.65; margin-bottom: 18px; }

/* ===================================
   HOW IT WORKS — WHITE SECTION
   =================================== */
.how-it-works { background: var(--light-gray); padding: 96px 0; position: relative; overflow: hidden; }
.how-it-works .section-label { color: var(--offshore-blue); }
.how-it-works .section-label::before { background: var(--offshore-blue); }
.how-it-works .section-title { color: var(--dark-text-primary); }
.how-it-works .section-desc  { color: var(--dark-text-muted); }
.process-steps {
  display: grid; grid-template-columns: repeat(4,1fr);
  gap: 22px; margin-top: 52px;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 35px;
  left: calc(12.5% + 8px);
  right: calc(12.5% + 8px);
  height: 2px;
  background: linear-gradient(90deg, var(--offshore-blue), var(--tech-blue), var(--offshore-blue));
  opacity: 0.3;
}
.process-step { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 14px; }
.step-number {
  width: 70px; height: 70px;
  border-radius: 50%;
  background: var(--white);
  border: 2px solid rgba(17,52,87,0.18);
  display: flex; align-items: center; justify-content: center;
  position: relative; z-index: 1;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.process-step:hover .step-number {
  border-color: var(--tech-blue);
  box-shadow: 0 0 24px rgba(74,144,194,0.3);
  transform: scale(1.06);
}
.step-label { font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--offshore-blue); }
.step-title { font-size: 0.92rem; font-weight: 600; color: var(--dark-text-primary); }
.step-desc  { font-size: 0.78rem; color: var(--dark-text-muted); line-height: 1.55; }

/* ===================================
   SMART MACHINE — DARK
   =================================== */
.smart-machine { background: var(--navy-blue); padding: 96px 0; position: relative; overflow: hidden; }
.capabilities-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; margin-top: 44px; }
.cap-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
  cursor: pointer;
}
.cap-card:hover {
  background: rgba(74,144,194,0.07);
  border-color: rgba(74,144,194,0.24);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.cap-card h4  { font-size: 0.88rem; font-weight: 700; margin-bottom: 7px; }
.cap-card p   { font-size: 0.78rem; color: rgba(255,255,255,0.52); line-height: 1.55; }
.cap-card .cap-arrow { color: var(--tech-blue); font-size: 0.78rem; margin-top: 11px; font-weight: 600; }

/* ===================================
   SMART ENERGY — WHITE SECTION
   =================================== */
.smart-energy { background: var(--white); padding: 96px 0; position: relative; overflow: hidden; }
.energy-grid  { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; margin-top: 44px; }
.energy-grid--full { grid-template-columns: 1fr; max-width: 760px; }
.energy-kpi-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 11px; margin-top: 0; }
.energy-features { display: flex; flex-direction: column; gap: 18px; }
.energy-feature {
  display: flex; gap: 14px;
  padding: 18px;
  background: var(--light-gray);
  border: 1px solid rgba(17,52,87,0.08);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.energy-feature:hover {
  border-color: rgba(74,144,194,0.22);
  background: rgba(74,144,194,0.05);
}
.energy-feature h4 { font-size: 0.88rem; font-weight: 600; margin-bottom: 3px; color: var(--dark-text-primary); }
.energy-feature p  { font-size: 0.80rem; color: var(--dark-text-muted); line-height: 1.55; }
.energy-dashboard {
  background: var(--light-gray);
  border: 1px solid rgba(17,52,87,0.10);
  border-radius: var(--radius-lg);
  padding: 26px;
}
.energy-dashboard-label { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--dark-text-muted); margin-bottom: 14px; display: flex; align-items: center; justify-content: space-between; }
.rov-status-item--light {
  background: var(--white);
  border: 1px solid rgba(17,52,87,0.10);
  border-radius: var(--radius-sm);
  padding: 12px;
}
.rov-status-item--light .label { font-size: 0.65rem; color: var(--dark-text-muted); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 5px; }
.rov-status-item--light .value { font-size: 1.05rem; font-weight: 700; color: var(--dark-text-primary); }
.rov-status-item--light .value.blue  { color: var(--offshore-blue); }
.rov-status-item--light .value.green { color: #1e9e47; }

/* ===================================
   SPECIAL PROJECTS — DARK
   =================================== */
.special-projects { background: var(--deep-ocean); padding: 96px 0; position: relative; overflow: hidden; }
.projects-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; margin-top: 44px; }
.project-card {
  background: rgba(255,255,255,0.035);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}
.project-card:hover {
  border-color: rgba(74,144,194,0.28);
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.25);
}
.project-card-body { padding: 28px 26px; }
.project-card-body h3 { font-size: 0.98rem; font-weight: 700; margin-bottom: 7px; }
.project-card-body p  { font-size: 0.80rem; color: rgba(255,255,255,0.52); line-height: 1.6; margin-bottom: 14px; }

/* ===================================
   PLATFORM (TABS) — DARK
   =================================== */
.platform { background: var(--navy-blue); padding: 96px 0; position: relative; overflow: hidden; }
.platform-tabs {
  display: flex; gap: 4px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(74,144,194,0.14);
  border-radius: var(--radius-md);
  padding: 5px;
  margin: 36px 0;
  overflow-x: auto;
}
.tab-btn {
  flex: 1; min-width: 110px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.80rem; font-weight: 600;
  color: rgba(255,255,255,0.52);
  transition: var(--transition);
  text-align: center; white-space: nowrap;
  display: flex; align-items: center; justify-content: center; gap: 7px;
}
.tab-btn.active { background: var(--offshore-blue); color: var(--white); box-shadow: 0 2px 8px rgba(31,92,138,0.38); }
.tab-btn:hover:not(.active) { color: var(--white); background: rgba(255,255,255,0.04); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.tab-panel-features { max-width: 860px; }
.tab-panel-features { display: flex; flex-direction: column; gap: 12px; }
.tab-feature-item {
  display: flex; align-items: flex-start; gap: 11px;
  padding: 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(74,144,194,0.09);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.tab-feature-item:hover { background: rgba(74,144,194,0.07); border-color: rgba(74,144,194,0.20); }
.tab-feature-check {
  width: 20px; height: 20px; flex-shrink: 0;
  border-radius: 50%;
  background: rgba(52,199,89,0.14);
  border: 1px solid rgba(52,199,89,0.28);
  display: flex; align-items: center; justify-content: center;
  margin-top: 1px;
}
.tab-feature-item h4 { font-size: 0.86rem; font-weight: 600; margin-bottom: 2px; }
.tab-feature-item p  { font-size: 0.76rem; color: rgba(255,255,255,0.48); line-height: 1.5; }

/* ===================================
   ROI / METRICS — GRADIENT
   =================================== */
.roi-section {
  background: var(--gradient-hero);
  padding: 96px 0;
  position: relative; overflow: hidden;
}
.roi-section::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(74,144,194,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74,144,194,0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.roi-header { text-align: center; margin-bottom: 60px; }
.roi-metrics-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; margin-bottom: 56px; }
.roi-metric-card {
  background: rgba(255,255,255,0.055);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
  position: relative; z-index: 1;
}
.roi-metric-card:hover {
  background: rgba(74,144,194,0.10);
  border-color: rgba(74,144,194,0.28);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.roi-metric-value { font-size: 2.7rem; font-weight: 800; line-height: 1; margin-bottom: 7px; }
.roi-metric-value.green { color: #34C759; }
.roi-metric-value.blue  { color: var(--tech-blue); }
.roi-metric-value.white { color: var(--white); }
.roi-metric-label { font-size: 0.80rem; color: rgba(255,255,255,0.58); line-height: 1.45; }

/* ===================================
   MEDIA — WHITE SECTION
   =================================== */
.media-section { background: var(--white); padding: 96px 0; position: relative; overflow: hidden; }
.media-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 44px; }

/* ── Materials Grid ── */
.mat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}

.mat-card {
  background: var(--white);
  border: 1px solid rgba(17,52,87,0.10);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 2px 16px rgba(17,52,87,0.06);
  transition: box-shadow 0.2s, transform 0.2s;
}
.mat-card:hover {
  box-shadow: 0 8px 32px rgba(17,52,87,0.12);
  transform: translateY(-3px);
}

.mat-card-label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dark-text-muted);
  padding: 14px 18px 0;
}

/* Exclusive badge */
.mat-exclusive-badge {
  display: inline-flex;
  align-items: center;
  margin: 8px 18px 0;
  padding: 4px 10px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--tech-blue);
  background: rgba(74, 144, 194, 0.10);
  border: 1px solid rgba(74, 144, 194, 0.28);
  border-radius: 4px;
  width: fit-content;
}

/* YouTube thumbnail */
.mat-yt-thumb {
  display: block;
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
  background: #000;
  margin-top: 12px;
}
.mat-yt-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.mat-yt-thumb:hover img { transform: scale(1.04); opacity: 0.85; }
.mat-yt-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.28);
  transition: background 0.2s;
}
.mat-yt-thumb:hover .mat-yt-play { background: rgba(204,0,0,0.72); }
.mat-yt-play svg { filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5)); }

/* Podcast waveform art */
.mat-podcast-art {
  width: 100%;
  height: 200px;
  background: linear-gradient(135deg, #0B243D 0%, #113457 60%, #1F5C8A 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 12px;
  position: relative;
  overflow: hidden;
}
.mat-podcast-art-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.5s ease;
}
.mat-podcast-art-img[src]:not([src=""]) { opacity: 1; }
.mat-podcast-art-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: linear-gradient(to top, rgba(5,14,26,0.75) 0%, rgba(5,14,26,0.25) 100%);
}
.mat-podcast-bars {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 44px;
}
.mat-podcast-bars span {
  display: block;
  width: 4px;
  border-radius: 2px;
  background: rgba(74,144,194,0.6);
  animation: bar-bounce 1.2s ease-in-out infinite;
}
.mat-podcast-bars span:nth-child(1)  { height: 18px; animation-delay: 0.0s; }
.mat-podcast-bars span:nth-child(2)  { height: 32px; animation-delay: 0.1s; }
.mat-podcast-bars span:nth-child(3)  { height: 24px; animation-delay: 0.2s; }
.mat-podcast-bars span:nth-child(4)  { height: 40px; animation-delay: 0.05s; }
.mat-podcast-bars span:nth-child(5)  { height: 20px; animation-delay: 0.3s; }
.mat-podcast-bars span:nth-child(6)  { height: 36px; animation-delay: 0.15s; }
.mat-podcast-bars span:nth-child(7)  { height: 28px; animation-delay: 0.25s; }
.mat-podcast-bars span:nth-child(8)  { height: 44px; animation-delay: 0.0s; }
.mat-podcast-bars span:nth-child(9)  { height: 22px; animation-delay: 0.35s; }
.mat-podcast-bars span:nth-child(10) { height: 38px; animation-delay: 0.1s; }
.mat-podcast-bars span:nth-child(11) { height: 26px; animation-delay: 0.2s; }
.mat-podcast-bars span:nth-child(12) { height: 42px; animation-delay: 0.0s; }
.mat-podcast-bars span:nth-child(13) { height: 18px; animation-delay: 0.3s; }
.mat-podcast-bars span:nth-child(14) { height: 34px; animation-delay: 0.15s; }
.mat-podcast-bars span:nth-child(15) { height: 24px; animation-delay: 0.25s; }
.mat-podcast-bars span:nth-child(16) { height: 40px; animation-delay: 0.05s; }
.mat-podcast-bars span:nth-child(17) { height: 30px; animation-delay: 0.2s; }
.mat-podcast-bars span:nth-child(18) { height: 20px; animation-delay: 0.1s; }
.mat-podcast-bars span:nth-child(19) { height: 36px; animation-delay: 0.3s; }
.mat-podcast-bars span:nth-child(20) { height: 16px; animation-delay: 0.0s; }
@keyframes bar-bounce {
  0%, 100% { transform: scaleY(0.5); opacity: 0.5; }
  50%       { transform: scaleY(1);   opacity: 1;   }
}
.mat-podcast-art-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
}

/* Podcast controls */
.mat-podcast-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 12px;
}
.mat-play-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--tech-blue);
  border: none;
  color: #fff;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: background 0.2s, transform 0.15s;
  box-shadow: 0 3px 12px rgba(74,144,194,0.4);
}
.mat-play-btn:hover { background: #3a7fb5; transform: scale(1.06); }
.mat-seek-wrap { flex: 1; display: flex; flex-direction: column; gap: 4px; }
.mat-seek {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 2px;
  background: rgba(17,52,87,0.15);
  outline: none;
  cursor: pointer;
  accent-color: var(--tech-blue);
}
.mat-time { font-size: 0.68rem; color: var(--dark-text-muted); font-variant-numeric: tabular-nums; }
.mat-dl-btn {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: rgba(17,52,87,0.06);
  border: 1px solid rgba(17,52,87,0.12);
  color: var(--dark-text-secondary);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  text-decoration: none;
}
.mat-dl-btn:hover { background: rgba(74,144,194,0.12); color: var(--tech-blue); }

/* PDF card */
.mat-pdf-wrap {
  width: 100%;
  height: 200px;
  background: #f4f6f9;
  position: relative;
  overflow: hidden;
  margin-top: 12px;
  border-top: 1px solid rgba(17,52,87,0.07);
  border-bottom: 1px solid rgba(17,52,87,0.07);
}
.mat-pdf-skeleton {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,#e8ecf2,#f4f6f9);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.75rem;
  color: rgba(17,52,87,0.35);
  z-index: 2;
  transition: opacity 0.4s ease;
}
.mat-pdf-skeleton.hidden { opacity: 0; pointer-events: none; }
.mat-pdf-frame {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
  position: relative;
  z-index: 1;
}

/* Card body */
.mat-card-body {
  padding: 16px 18px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.mat-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--dark-text-primary);
  line-height: 1.35;
}
.mat-card-desc {
  font-size: 0.80rem;
  color: var(--dark-text-muted);
  line-height: 1.55;
  flex: 1;
}

/* Buttons */
.mat-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 8px;
  font-size: 0.80rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  border: none;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  white-space: nowrap;
}
.mat-btn--red {
  background: #cc0000;
  color: #fff;
  box-shadow: 0 3px 10px rgba(204,0,0,0.25);
}
.mat-btn--red:hover { background: #aa0000; transform: translateY(-1px); box-shadow: 0 6px 16px rgba(204,0,0,0.35); }
.mat-btn--ghost {
  background: rgba(17,52,87,0.06);
  color: var(--dark-text-primary);
  border: 1px solid rgba(17,52,87,0.14);
}
.mat-btn--ghost:hover { background: rgba(17,52,87,0.11); }
.mat-btn--ghost-white {
  background: rgba(255,255,255,0.10);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.18);
}
.mat-btn--ghost-white:hover { background: rgba(255,255,255,0.18); }

/* PDF Fullscreen Modal */
.mat-pdf-modal {
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: rgba(4,13,26,0.97);
  display: none;
  flex-direction: column;
}
.mat-pdf-modal.active { display: flex; }
.mat-pdf-modal-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: rgba(11,36,61,0.98);
  border-bottom: 1px solid rgba(74,144,194,0.15);
  flex-shrink: 0;
  gap: 16px;
}
.mat-pdf-modal-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.mat-pdf-modal-close {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.7);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: background 0.2s;
}
.mat-pdf-modal-close:hover { background: rgba(255,59,48,0.2); color: #ff3b30; }
.mat-pdf-modal-frame {
  flex: 1;
  width: 100%;
  border: none;
  display: block;
}

/* Responsive */
@media (max-width: 900px) {
  .mat-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 580px) {
  .mat-grid { grid-template-columns: 1fr; }
}
.podcast-card {
  background: var(--white);
  border: 1px solid rgba(17,52,87,0.10);
  border-radius: var(--radius-lg);
  padding: 26px;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.podcast-card:hover {
  border-color: rgba(74,144,194,0.28);
  box-shadow: var(--shadow-md);
}
.podcast-header { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 18px; }
.podcast-thumb {
  width: 66px; height: 66px;
  border-radius: var(--radius-md);
  background: var(--light-gray);
  border: 2px dashed rgba(17,52,87,0.15);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.podcast-thumb--yt {
  background: rgba(255,0,0,0.06);
  border-color: rgba(255,0,0,0.18);
}
.podcast-thumb--yt svg { stroke: #cc0000; }
.podcast-thumb--yt svg polygon { fill: #cc0000; opacity: 0.7; }
.podcast-meta { flex: 1; }
.podcast-meta h4 { font-size: 0.93rem; font-weight: 700; margin-bottom: 3px; color: var(--dark-text-primary); }
.podcast-meta p  { font-size: 0.76rem; color: var(--dark-text-muted); }
.podcast-waveform {
  height: 44px;
  background: var(--light-gray);
  border: 1px dashed rgba(17,52,87,0.12);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--dark-text-muted);
  font-size: 0.73rem; gap: 8px;
  margin-bottom: 12px;
}
.podcast-controls { display: flex; align-items: center; gap: 11px; }
.play-btn {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--tech-blue);
  display: flex; align-items: center; justify-content: center;
  color: var(--white); transition: var(--transition); flex-shrink: 0;
}
.play-btn:hover { background: var(--offshore-blue); transform: scale(1.1); }
.play-btn svg { pointer-events: none; }
.progress-bar { flex: 1; height: 4px; background: rgba(17,52,87,0.10); border-radius: 2px; overflow: hidden; }
.progress-fill { height: 100%; background: var(--gradient-accent); border-radius: 2px; transition: var(--transition); }
.podcast-duration { font-size: 0.70rem; color: var(--dark-text-muted); white-space: nowrap; }
.podcast-card .badge--blue { background: rgba(74,144,194,0.12); }
.podcast-card .badge--white { background: rgba(17,52,87,0.08); color: var(--dark-text-secondary); border-color: rgba(17,52,87,0.14); }

/* ===================================
   DEPLOYMENT — DARK
   =================================== */
.deployment { background: var(--deep-ocean); padding: 96px 0; position: relative; overflow: hidden; }
.timeline { position: relative; padding: 36px 0; margin-top: 44px; }
.timeline::before {
  content: '';
  position: absolute; top: 0; bottom: 0;
  left: 50%; transform: translateX(-50%);
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--offshore-blue), var(--tech-blue), transparent);
}
.timeline-item { display: grid; grid-template-columns: 1fr 60px 1fr; gap: 0; margin-bottom: 36px; align-items: center; }
.timeline-content {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(74,144,194,0.13);
  border-radius: var(--radius-md);
  padding: 22px;
  transition: var(--transition);
}
.timeline-content:hover { border-color: rgba(74,144,194,0.28); background: rgba(74,144,194,0.06); }
.timeline-item.right .timeline-content { grid-column: 3; }
.timeline-item.left  .timeline-content { grid-column: 1; }
.timeline-dot {
  grid-column: 2; grid-row: 1;
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--gradient-card);
  border: 2px solid var(--tech-blue);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.86rem; font-weight: 700; color: var(--tech-blue);
  justify-self: center; z-index: 1;
  box-shadow: 0 0 14px rgba(74,144,194,0.28);
}
.timeline-content h4 { font-size: 0.93rem; font-weight: 700; margin-bottom: 3px; }
.timeline-content p  { font-size: 0.80rem; color: rgba(255,255,255,0.52); line-height: 1.55; }
.timeline-phase { font-size: 0.66rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--tech-blue); margin-bottom: 7px; }

/* ===================================
   PRICING — WHITE SECTION
   =================================== */
.pricing { background: var(--white); padding: 96px 0; }
.pricing-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; margin-top: 44px; }
.pricing-card {
  background: var(--white);
  border: 1px solid rgba(17,52,87,0.10);
  border-radius: var(--radius-lg);
  padding: 34px 26px;
  transition: var(--transition);
  position: relative; overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.pricing-card.featured {
  background: var(--navy-blue);
  border-color: var(--offshore-blue);
  transform: scale(1.03);
  box-shadow: var(--shadow-xl);
}
.pricing-card:hover:not(.featured) { border-color: rgba(74,144,194,0.28); transform: translateY(-5px); box-shadow: var(--shadow-md); }
.pricing-badge { position: absolute; top: 18px; right: 18px; }
.pricing-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 7px; color: var(--dark-text-primary); }
.pricing-card.featured h3 { color: var(--white); }
.pricing-card .price { font-size: 2.1rem; font-weight: 800; color: var(--offshore-blue); line-height: 1; margin: 10px 0; }
.pricing-card.featured .price { color: var(--tech-blue); }
.pricing-card .price-sub  { font-size: 0.75rem; color: var(--dark-text-muted); }
.pricing-card.featured .price-sub { color: rgba(255,255,255,0.46); }
.pricing-card .price-desc { font-size: 0.80rem; color: var(--dark-text-muted); margin-top: 6px; }
.pricing-card.featured .price-desc { color: rgba(255,255,255,0.56); }
.pricing-features { list-style: none; margin: 22px 0; display: flex; flex-direction: column; gap: 9px; }
.pricing-features li {
  display: flex; align-items: flex-start; gap: 9px;
  font-size: 0.83rem; color: var(--dark-text-secondary);
}
.pricing-card.featured .pricing-features li { color: rgba(255,255,255,0.72); }
.pricing-features li .pf-check {
  width: 18px; height: 18px; flex-shrink: 0;
  border-radius: 50%;
  background: rgba(52,199,89,0.14);
  border: 1px solid rgba(52,199,89,0.28);
  display: inline-flex; align-items: center; justify-content: center;
  margin-top: 1px;
}

/* ===================================
   SECURITY — DARK
   =================================== */
.security { background: var(--navy-blue); padding: 96px 0; position: relative; overflow: hidden; }
.security-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; margin-top: 44px; }
.security-card {
  background: rgba(255,255,255,0.035);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
  transition: var(--transition);
}
.security-card:hover { border-color: rgba(74,144,194,0.24); background: rgba(74,144,194,0.06); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.security-icon { margin: 0 auto 14px; display: flex; align-items: center; justify-content: center; }
.security-card h4 { font-size: 0.93rem; font-weight: 700; margin-bottom: 7px; }
.security-card p  { font-size: 0.80rem; color: rgba(255,255,255,0.52); line-height: 1.55; }

/* ===================================
   ABOUT CORVALENT — WHITE SECTION
   =================================== */
.about-corvalent { background: var(--light-gray); padding: 96px 0; position: relative; overflow: hidden; }
.about-corvalent .section-label { color: var(--offshore-blue); }
.about-corvalent .section-label::before { background: var(--offshore-blue); }
.about-corvalent .section-title { color: var(--dark-text-primary); }
.about-corvalent .section-desc  { color: var(--dark-text-muted); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-grid--full { grid-template-columns: 1fr; max-width: 760px; }
.about-stats { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; margin-top: 28px; }
.about-stat {
  background: var(--white);
  border: 1px solid rgba(17,52,87,0.10);
  border-radius: var(--radius-md);
  padding: 18px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.about-stat .stat-val { font-size: 1.75rem; font-weight: 800; color: var(--offshore-blue); line-height: 1; }
.about-stat .stat-lbl { font-size: 0.72rem; color: var(--dark-text-muted); margin-top: 4px; }
.industry-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.industry-badges .badge--dark-blue { background: rgba(17,52,87,0.07); color: var(--offshore-blue); border-color: rgba(17,52,87,0.15); }

/* ===================================
   CTA SECTION
   =================================== */
.cta-section {
  background: var(--gradient-hero);
  padding: 96px 0;
  text-align: center;
  position: relative; overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(74,144,194,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74,144,194,0.06) 1px, transparent 1px);
  background-size: 48px 48px;
}
.cta-content { position: relative; z-index: 1; }
.cta-section h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin-bottom: 18px; letter-spacing: -0.02em; }
.cta-section p  { font-size: 1.02rem; color: rgba(255,255,255,0.68); margin-bottom: 38px; max-width: 540px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; margin-bottom: 44px; }
.cta-contacts { display: flex; justify-content: center; gap: 44px; flex-wrap: wrap; padding-top: 38px; border-top: 1px solid rgba(255,255,255,0.10); }
.cta-contact-item { display: flex; flex-direction: column; align-items: center; gap: 3px; }
.cta-contact-item .contact-name    { font-size: 0.93rem; font-weight: 700; }
.cta-contact-item .contact-role    { font-size: 0.76rem; color: var(--tech-blue); font-weight: 600; }
.cta-contact-item .contact-company { font-size: 0.72rem; color: rgba(255,255,255,0.42); }

/* ===================================
   CONFIDENTIAL BANNER BAR
   =================================== */
.conf-banner-bar {
  background: rgba(7, 20, 36, 0.97);
  border-top: 1px solid rgba(255, 59, 48, 0.22);
  border-bottom: 1px solid rgba(255, 59, 48, 0.10);
  padding: 18px 0;
}
.conf-banner-inner {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.conf-banner-icon {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255, 59, 48, 0.10);
  border: 1px solid rgba(255, 59, 48, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FF3B30;
  margin-top: 1px;
}
.conf-banner-text {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.52);
  line-height: 1.65;
  margin: 0;
}
.conf-banner-text strong {
  color: rgba(255, 255, 255, 0.80);
  font-weight: 600;
}

/* ===================================
   FOOTER
   =================================== */
footer {
  background: var(--charcoal);
  border-top: 1px solid rgba(74,144,194,0.09);
  padding: 46px 0 26px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 36px; margin-bottom: 36px; }
.footer-brand p { font-size: 0.83rem; color: rgba(255,255,255,0.42); line-height: 1.65; margin-top: 12px; }
.footer-col h5 { font-size: 0.74rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255,255,255,0.40); margin-bottom: 14px; }
.footer-col ul { display: flex; flex-direction: column; gap: 9px; }
.footer-col ul a { font-size: 0.83rem; color: rgba(255,255,255,0.52); transition: var(--transition); }
.footer-col ul a:hover { color: var(--tech-blue); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 22px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 10px;
  font-size: 0.75rem; color: rgba(255,255,255,0.32);
}
.corvalent-logo-ph { display: flex; align-items: center; }

/* ===================================
   PLACEHOLDERS
   =================================== */
.dashboard-placeholder {
  background: rgba(255,255,255,0.02);
  border: 2px dashed rgba(74,144,194,0.18);
  border-radius: var(--radius-md);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 10px;
  color: rgba(255,255,255,0.28);
  font-size: 0.83rem;
  transition: var(--transition);
}
.dashboard-placeholder:hover { border-color: rgba(74,144,194,0.32); color: rgba(255,255,255,0.44); }
.dashboard-placeholder .ph-icon { opacity: 0.38; }
.dashboard-placeholder .ph-label { font-weight: 600; text-align: center; }
.dashboard-placeholder .ph-sub   { font-size: 0.70rem; text-align: center; }

/* Light section placeholders */
.light-section .dashboard-placeholder,
.smart-energy .dashboard-placeholder,
.pricing .dashboard-placeholder {
  background: rgba(17,52,87,0.04);
  border-color: rgba(17,52,87,0.14);
  color: var(--dark-text-muted);
}
.light-section .dashboard-placeholder:hover,
.smart-energy .dashboard-placeholder:hover {
  border-color: rgba(74,144,194,0.28);
}

.image-placeholder {
  background: rgba(255,255,255,0.02);
  border: 2px dashed rgba(74,144,194,0.18);
  border-radius: var(--radius-md);
  width: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 9px; color: rgba(255,255,255,0.28);
  font-size: 0.80rem; transition: var(--transition);
}
.image-placeholder.ph-tall  { height: 260px; }
.image-placeholder.ph-short { height: 155px; }
.image-placeholder:hover { border-color: rgba(74,144,194,0.32); color: rgba(255,255,255,0.42); }

/* Light section image placeholders */
.about-corvalent .image-placeholder {
  background: rgba(17,52,87,0.04);
  border-color: rgba(17,52,87,0.14);
  color: var(--dark-text-muted);
}
.about-corvalent .image-placeholder:hover { border-color: rgba(74,144,194,0.28); }

.video-placeholder {
  background: rgba(255,255,255,0.02);
  border: 2px dashed rgba(74,144,194,0.18);
  border-radius: var(--radius-md);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 10px; color: rgba(255,255,255,0.28);
  font-size: 0.83rem; transition: var(--transition); cursor: pointer;
}
.video-placeholder:hover { border-color: rgba(74,144,194,0.32); color: rgba(255,255,255,0.48); }

/* Media-section placeholders (white bg) */
.media-section .video-placeholder {
  background: var(--light-gray);
  border-color: rgba(17,52,87,0.12);
  color: var(--dark-text-muted);
}
.media-section .video-placeholder:hover { border-color: rgba(74,144,194,0.28); }
.media-section .podcast-card .badge--white { background: rgba(17,52,87,0.07); color: var(--dark-text-secondary); border-color: rgba(17,52,87,0.12); }

/* ===================================
   MODAL
   =================================== */
.modal-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(4,12,22,0.80);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  z-index: 9999;
  align-items: center; justify-content: center;
  padding: 24px;
}
.modal-overlay.open { display: flex; }
.modal {
  background: linear-gradient(155deg, #0d253d, #102d4a);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: var(--radius-xl);
  max-width: 720px; width: 100%;
  max-height: 90vh; overflow-y: auto;
  box-shadow: 0 32px 80px rgba(0,0,0,0.45), 0 0 0 1px rgba(74,144,194,0.12);
  animation: modal-in 0.28s cubic-bezier(0.34,1.40,0.64,1);
}
@keyframes modal-in {
  from { opacity:0; transform:scale(0.94) translateY(16px); }
  to   { opacity:1; transform:scale(1)    translateY(0); }
}
.modal-header {
  display: flex; align-items: flex-start;
  justify-content: space-between; gap: 14px;
  padding: 28px 28px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.modal-close {
  width: 32px; height: 32px; border-radius: 50%;
  background: rgba(255,255,255,0.06);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.50);
  transition: var(--transition); flex-shrink: 0; cursor: pointer; border: none;
}
.modal-close:hover { background: rgba(255,59,48,0.16); color: #ff5a52; transform: rotate(90deg); }
.modal-body { padding: 24px 30px; }
.modal-body p { font-size: 0.88rem; color: rgba(255,255,255,0.68); line-height: 1.76; margin-bottom: 14px; }
.modal-feature-list { display: flex; flex-direction: column; gap: 11px; margin: 18px 0; }
.modal-feature-item {
  display: flex; align-items: flex-start; gap: 11px;
  padding: 13px 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(74,144,194,0.09);
  border-radius: var(--radius-sm);
}
.modal-feature-item .mfi-icon {
  width: 26px; height: 26px; flex-shrink: 0;
  border-radius: 50%;
  background: rgba(74,144,194,0.14);
  display: flex; align-items: center; justify-content: center;
}
.modal-feature-item h5 { font-size: 0.86rem; font-weight: 600; margin-bottom: 2px; }
.modal-feature-item p  { font-size: 0.76rem; color: rgba(255,255,255,0.48); line-height: 1.5; margin: 0; }
.modal-footer {
  padding: 18px 30px 26px;
  border-top: 1px solid rgba(74,144,194,0.11);
  display: flex; gap: 11px; justify-content: flex-end; flex-wrap: wrap;
}

/* ===================================
   SCROLL PROGRESS
   =================================== */
.scroll-progress {
  position: fixed; top: 0; left: 0;
  height: 3px;
  background: var(--gradient-accent);
  z-index: 9998;
  transition: width 0.1s linear;
}

/* ===================================
   TOAST
   =================================== */
.toast {
  position: fixed; bottom: 26px; right: 26px;
  background: rgba(13,34,56,0.95);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex; align-items: center; gap: 11px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.35); z-index: 9998;
  transform: translateY(100px) scale(0.96); opacity: 0;
  transition: transform 0.35s cubic-bezier(0.34,1.4,0.64,1), opacity 0.3s ease;
  max-width: 320px;
  backdrop-filter: blur(16px);
}
.toast.show { transform: translateY(0) scale(1); opacity: 1; }
.toast-icon { flex-shrink: 0; }
.toast-body h5 { font-size: 0.83rem; font-weight: 700; margin-bottom: 1px; }
.toast-body p  { font-size: 0.73rem; color: rgba(255,255,255,0.52); }

/* ===================================
   ANIMATIONS / AOS
   =================================== */
[data-aos] { opacity: 0; transition: opacity 0.65s ease, transform 0.65s cubic-bezier(0.22,1,0.36,1); }
[data-aos].aos-animate { opacity: 1; transform: none !important; }
[data-aos="fade-up"]    { transform: translateY(22px); }
[data-aos="fade-left"]  { transform: translateX(22px); }
[data-aos="fade-right"] { transform: translateX(-22px); }
[data-aos="zoom-in"]    { transform: scale(0.95); }

/* ===================================
   MOBILE NAV
   =================================== */
.mobile-nav {
  display: none;
  position: fixed; inset: 0;
  background: rgba(5,14,26,0.97);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  z-index: 999;
  flex-direction: column;
  align-items: center; justify-content: center; gap: 18px;
}
.mobile-nav.open { display: flex; }
.mobile-nav .nav-link { font-size: 1.25rem; font-weight: 600; }
.mobile-nav-close {
  position: absolute; top: 22px; right: 22px;
  font-size: 1.4rem; color: var(--white);
  background: none; border: none; cursor: pointer;
}

/* ===================================
   FORM INPUTS (contact modal)
   =================================== */
.form-field input,
.form-field textarea {
  width: 100%;
  padding: 11px 13px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(74,144,194,0.22);
  border-radius: var(--radius-sm);
  color: var(--white);
  font-size: 0.87rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: var(--transition);
}
.form-field input::placeholder,
.form-field textarea::placeholder { color: rgba(255,255,255,0.26); }
.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--tech-blue);
  background: rgba(74,144,194,0.07);
  box-shadow: 0 0 0 3px rgba(74,144,194,0.11);
}
.form-field label { display: block; font-size: 0.76rem; font-weight: 600; color: rgba(255,255,255,0.62); margin-bottom: 6px; }

/* ===================================
   SECTION DIVIDERS (faded horizontal rules)
   Dark sections: light-tinted line
   Light sections: navy-tinted line
   =================================== */

/* Dark-background sections — white-tinted divider */
.dashboard-gallery::before,
.challenge::before,
.smart-machine::before,
.special-projects::before,
.platform::before,
.deployment::before,
.security::before {
  content: '';
  position: absolute;
  top: 0; left: 8%; right: 8%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(255,255,255,0.10) 30%, rgba(255,255,255,0.10) 70%, transparent);
  pointer-events: none;
  z-index: 0;
}

/* Light-background sections — navy-tinted divider */
.solution::before,
.how-it-works::before,
.smart-energy::before,
.media-section::before,
.about-corvalent::before {
  content: '';
  position: absolute;
  top: 0; left: 8%; right: 8%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(17,52,87,0.16) 30%, rgba(17,52,87,0.16) 70%, transparent);
  pointer-events: none;
  z-index: 0;
}

/* ROI section — uses ::after (::before is taken by grid pattern) */
.roi-section::after {
  content: '';
  position: absolute;
  top: 0; left: 8%; right: 8%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(255,255,255,0.10) 30%, rgba(255,255,255,0.10) 70%, transparent);
  pointer-events: none;
  z-index: 0;
}

/* CTA section — uses ::after (::before is taken by grid pattern) */
.cta-section::after {
  content: '';
  position: absolute;
  top: 0; left: 8%; right: 8%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(255,255,255,0.10) 30%, rgba(255,255,255,0.10) 70%, transparent);
  pointer-events: none;
  z-index: 0;
}

/* ===================================
   RESPONSIVE
   =================================== */
@media (max-width: 1100px) {
  .solution-pillars  { grid-template-columns: repeat(2,1fr); }
  .capabilities-grid { grid-template-columns: repeat(2,1fr); }
  .roi-metrics-grid  { grid-template-columns: repeat(2,1fr); }
  .footer-grid       { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .hero-content      { padding: 60px 0 80px; }
  .hero-stats        { max-width: 100%; flex-wrap: wrap; }
  .hero-stat         { flex: 1 1 45%; }
  .hero-live-pill    { bottom: 16px; right: 16px; min-width: 0; }
  .hero-scroll-cue   { display: none; }
  .exec-intro-grid   { grid-template-columns: 1fr; }
  .challenge-grid, .challenge-grid--no-img { grid-template-columns: 1fr; }
  .energy-grid       { grid-template-columns: 1fr; }
  .about-grid, .about-grid--full { grid-template-columns: 1fr; max-width: 100%; }
  .media-grid        { grid-template-columns: 1fr 1fr; }
  .projects-grid     { grid-template-columns: 1fr 1fr; }
  .pricing-grid      { grid-template-columns: 1fr; }
  .pricing-card.featured { transform: none; }
  .process-steps     { grid-template-columns: repeat(2,1fr); }
  .process-steps::before { display: none; }
  .security-grid     { grid-template-columns: 1fr 1fr; }
  .timeline::before  { display: none; }
  .timeline-item     { grid-template-columns: 1fr; }
  .timeline-dot      { display: none; }
  .tab-panel.active  { display: block; }
  .tab-panel-features { max-width: 100%; }
  .nav-links, .nav-actions .btn--outline { display: none; }
  .nav-mobile-toggle { display: flex; }
}
@media (max-width: 640px) {
  .section-pad       { padding: 64px 0; }
  .media-grid        { grid-template-columns: 1fr; }
  .energy-kpi-grid   { grid-template-columns: 1fr 1fr; }
  .solution-pillars  { grid-template-columns: 1fr; }
  .capabilities-grid { grid-template-columns: 1fr; }
  .roi-metrics-grid  { grid-template-columns: 1fr 1fr; }
  .projects-grid     { grid-template-columns: 1fr; }
  .process-steps     { grid-template-columns: 1fr; }
  .security-grid     { grid-template-columns: 1fr; }
  .about-stats       { grid-template-columns: 1fr 1fr; }
  .footer-grid       { grid-template-columns: 1fr; }
  .pain-metrics      { grid-template-columns: 1fr 1fr; }
  .modal             { border-radius: var(--radius-lg); }
  .modal-header, .modal-body, .modal-footer { padding-left: 18px; padding-right: 18px; }
  .cta-contacts      { gap: 22px; }
  .rov-status-grid   { grid-template-columns: 1fr 1fr; }
  .hero-stat         { flex: 1 1 44%; }
  .hero-live-pill    { display: none; }
  .hero-actions      { flex-direction: column; align-items: flex-start; }
  .hero-actions .btn { width: 100%; max-width: 320px; justify-content: center; }
  .podcast-featured  { flex-direction: column; gap: 28px; }
  .podcast-featured-art { width: 100%; height: 200px; }
  .podcast-episode-list { grid-template-columns: 1fr 1fr; }
}

/* ===================================
   DASHBOARD GALLERY
   =================================== */
.dashboard-gallery {
  background: var(--navy-blue);
  padding: 80px 0 88px;
  position: relative;
  overflow: hidden;
}

.dg-header {
  margin-bottom: 44px;
}

/* ---- Viewer layout: main image + thumbs sidebar ---- */
.dg-viewer {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 16px;
  align-items: start;
}

/* Main image panel */
.dg-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(0,0,0,0.35);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: var(--shadow-xl);
}
.dg-main-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #05111f;
}
.dg-main-img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: opacity 0.35s ease, transform 0.45s cubic-bezier(0.22,1,0.36,1);
  opacity: 0;
}
.dg-main-img.loaded  { opacity: 1; }
.dg-main-img.fading  { opacity: 0; transform: scale(1.025); }

.dg-main-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 28px 20px 16px;
  background: linear-gradient(to top, rgba(5,17,31,0.88) 0%, transparent 100%);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  pointer-events: none;
}
.dg-main-caption {
  font-size: 0.88rem;
  font-weight: 600;
  color: rgba(255,255,255,0.90);
  letter-spacing: 0.01em;
  line-height: 1.3;
}
.dg-main-index {
  font-size: 0.70rem;
  font-weight: 600;
  color: rgba(255,255,255,0.38);
  white-space: nowrap;
  letter-spacing: 0.06em;
}

/* Skeleton shimmer */
.dg-main-skeleton,
.dg-thumb-skeleton {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg,
    rgba(255,255,255,0.04) 0%,
    rgba(255,255,255,0.09) 40%,
    rgba(255,255,255,0.04) 100%);
  background-size: 200% 100%;
  animation: dg-shimmer 1.6s ease infinite;
  border-radius: inherit;
  transition: opacity 0.3s;
}
.dg-main-skeleton.hidden,
.dg-thumb-skeleton.hidden { opacity: 0; pointer-events: none; }
@keyframes dg-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Thumbnails sidebar */
.dg-thumbs {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: calc(9 / 16 * (100vw - 260px - 80px - 16px));
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(74,144,194,0.3) transparent;
  padding-right: 4px;
}
.dg-thumbs::-webkit-scrollbar { width: 4px; }
.dg-thumbs::-webkit-scrollbar-track { background: transparent; }
.dg-thumbs::-webkit-scrollbar-thumb { background: rgba(74,144,194,0.3); border-radius: 2px; }

.dg-thumb {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.03);
  cursor: pointer;
  transition: var(--transition);
  flex-shrink: 0;
}
.dg-thumb:hover {
  border-color: rgba(74,144,194,0.30);
  background: rgba(74,144,194,0.07);
}
.dg-thumb.active {
  border-color: var(--tech-blue);
  background: rgba(74,144,194,0.12);
  box-shadow: 0 0 0 1px rgba(74,144,194,0.25);
}

.dg-thumb-img-wrap {
  position: relative;
  width: 72px;
  height: 46px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  background: #05111f;
}
.dg-thumb-img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.dg-thumb-img.loaded { opacity: 1; }

.dg-thumb-label {
  font-size: 0.72rem;
  font-weight: 500;
  color: rgba(255,255,255,0.52);
  line-height: 1.35;
  transition: color var(--transition);
}
.dg-thumb.active .dg-thumb-label,
.dg-thumb:hover .dg-thumb-label { color: rgba(255,255,255,0.88); }

/* Active thumb indicator bar */
.dg-thumb.active::before {
  content: '';
  position: absolute;
  left: 0; top: 25%; bottom: 25%;
  width: 3px;
  border-radius: 0 2px 2px 0;
  background: var(--tech-blue);
}
.dg-thumb { position: relative; }

/* Responsive */
@media (max-width: 900px) {
  .dg-viewer { grid-template-columns: 1fr; }
  .dg-thumbs {
    flex-direction: row;
    max-height: none;
    overflow-x: auto;
    overflow-y: hidden;
    padding-right: 0;
    padding-bottom: 4px;
  }
  .dg-thumb { flex-direction: column; width: 110px; flex-shrink: 0; }
  .dg-thumb-img-wrap { width: 100%; height: 60px; }
  .dg-thumb.active::before { top: 0; bottom: auto; left: 25%; right: 25%; width: auto; height: 3px; border-radius: 0 0 2px 2px; }
}
@media (max-width: 580px) {
  .dg-main-img-wrap { aspect-ratio: 4 / 3; }
}

/* ===================================
   PODCAST STRIP — FEATURED PLAYER
   =================================== */
.podcast-strip {
  background: var(--deep-ocean);
  padding: 72px 0 80px;
  position: relative;
  overflow: hidden;
}
/* Subtle top separator — unified with global section-divider style */
.podcast-strip::before {
  content: '';
  position: absolute;
  top: 0; left: 8%; right: 8%;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(255,255,255,0.10) 30%, rgba(255,255,255,0.10) 70%, transparent);
  pointer-events: none;
}

.podcast-strip-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}
.podcast-strip-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.20em;
  color: var(--tech-blue);
  margin-bottom: 10px;
}
.podcast-strip-desc {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.42);
  line-height: 1.6;
  max-width: 460px;
}

/* ---- Featured card ---- */
.podcast-featured {
  display: flex;
  gap: 36px;
  background: rgba(255,255,255,0.035);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-xl);
  padding: 36px;
  margin-bottom: 24px;
  align-items: flex-start;
  backdrop-filter: blur(8px);
  transition: border-color var(--transition);
}
.podcast-featured:hover { border-color: rgba(74,144,194,0.18); }

/* Album art area */
.podcast-featured-art {
  position: relative;
  width: 200px;
  min-width: 200px;
  height: 200px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  flex-shrink: 0;
  background: linear-gradient(145deg, #0a1e35, #132f4c);
  border: 1px solid rgba(74,144,194,0.16);
}
.podcast-art-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.5s ease;
}
.podcast-art-img[src]:not([src=""]) { opacity: 1; }
.podcast-art-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.25);
}

/* Animated waveform visualiser */
.podcast-waveform-viz {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 52px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 3px;
  padding: 0 12px 8px;
  background: linear-gradient(to top, rgba(5,14,26,0.85) 0%, transparent 100%);
}
.podcast-waveform-viz span {
  display: block;
  width: 3px;
  border-radius: 2px;
  background: var(--tech-blue);
  opacity: 0.4;
  height: 6px;
  transform-origin: bottom;
  transition: height 0.12s ease, opacity 0.12s ease;
}
.podcast-waveform-viz.playing span {
  opacity: 0.75;
  animation: waveform-bar var(--dur, 0.8s) ease-in-out infinite alternate;
}
@keyframes waveform-bar {
  from { height: var(--min-h, 4px); }
  to   { height: var(--max-h, 30px); }
}

/* Info column */
.podcast-featured-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.podcast-episode-tag {
  display: inline-flex;
  align-items: center;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--tech-blue);
  margin-bottom: 10px;
}
.podcast-featured-title {
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.015em;
  color: #fff;
  margin-bottom: 10px;
}
.podcast-featured-desc {
  font-size: 0.84rem;
  color: rgba(255,255,255,0.52);
  line-height: 1.65;
  margin-bottom: 18px;
}

/* Meta chips */
.podcast-meta-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.podcast-meta-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 100px;
  font-size: 0.70rem;
  font-weight: 600;
  color: rgba(255,255,255,0.52);
}
.podcast-meta-chip--live {
  background: rgba(52,199,89,0.10);
  border-color: rgba(52,199,89,0.22);
  color: #34C759;
}
.podcast-live-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #34C759;
  animation: pulse-live 2s infinite;
}

/* Play/skip controls */
.podcast-player-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.podcast-play-main {
  width: 54px; height: 54px;
  border-radius: 50%;
  background: var(--tech-blue);
  display: flex; align-items: center; justify-content: center;
  border: none; cursor: pointer;
  box-shadow: 0 4px 18px rgba(74,144,194,0.40);
  transition: all var(--transition);
  flex-shrink: 0;
}
.podcast-play-main:hover {
  background: #3d84b4;
  transform: scale(1.07);
  box-shadow: 0 6px 24px rgba(74,144,194,0.55);
}
.podcast-play-main svg { pointer-events: none; display: block; }

.podcast-skip-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 2px;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.10);
  color: rgba(255,255,255,0.6);
  cursor: pointer;
  font-size: 0.52rem;
  font-weight: 700;
  transition: var(--transition);
}
.podcast-skip-btn span { line-height: 1; }
.podcast-skip-btn:hover { background: rgba(74,144,194,0.15); color: #fff; border-color: rgba(74,144,194,0.30); }
.podcast-skip-btn svg { pointer-events: none; display: block; }

/* Seek bar */
.podcast-seek-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.podcast-time {
  font-size: 0.70rem;
  font-weight: 600;
  color: rgba(255,255,255,0.40);
  min-width: 34px;
  font-variant-numeric: tabular-nums;
}
.podcast-seek-bar {
  flex: 1;
  cursor: pointer;
  padding: 8px 0;
}
.podcast-seek-track {
  position: relative;
  height: 4px;
  background: rgba(255,255,255,0.10);
  border-radius: 2px;
  overflow: visible;
}
.podcast-seek-fill {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  background: linear-gradient(90deg, var(--tech-blue), #6cb4e4);
  border-radius: 2px;
  width: 0%;
  transition: width 0.25s linear;
}
.podcast-seek-thumb {
  position: absolute;
  top: 50%;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 6px rgba(0,0,0,0.35);
  transform: translate(-50%, -50%) scale(0);
  transition: transform var(--transition);
  pointer-events: none;
  left: 0%;
}
.podcast-seek-bar:hover .podcast-seek-thumb,
.podcast-seek-bar:focus .podcast-seek-thumb {
  transform: translate(-50%, -50%) scale(1);
}

/* Extra controls: speed + volume */
.podcast-extra-controls {
  display: flex;
  align-items: center;
  gap: 14px;
}
.podcast-speed-btn {
  padding: 5px 12px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 100px;
  font-size: 0.76rem;
  font-weight: 700;
  color: rgba(255,255,255,0.65);
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.02em;
}
.podcast-speed-btn:hover { background: rgba(74,144,194,0.14); color: #fff; }

.podcast-volume-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.40);
}
.podcast-volume-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 80px; height: 3px;
  background: rgba(255,255,255,0.14);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}
.podcast-volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--tech-blue);
  cursor: pointer;
}
.podcast-volume-slider::-moz-range-thumb {
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--tech-blue);
  cursor: pointer;
  border: none;
}

/* ---- Episode list ---- */
.podcast-episode-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.podcast-ep-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
  cursor: pointer;
  text-align: left;
  transition: var(--transition);
  width: 100%;
}
.podcast-ep-item:hover {
  background: rgba(74,144,194,0.08);
  border-color: rgba(74,144,194,0.20);
}
.podcast-ep-item.active {
  background: rgba(74,144,194,0.12);
  border-color: rgba(74,144,194,0.30);
}
.podcast-ep-num {
  font-size: 0.68rem;
  font-weight: 800;
  color: rgba(255,255,255,0.25);
  min-width: 22px;
  font-variant-numeric: tabular-nums;
}
.podcast-ep-item.active .podcast-ep-num { color: var(--tech-blue); }
.podcast-ep-info { flex: 1; overflow: hidden; }
.podcast-ep-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255,255,255,0.78);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 2px;
  line-height: 1.3;
}
.podcast-ep-item.active .podcast-ep-title { color: #fff; }
.podcast-ep-sub {
  font-size: 0.66rem;
  color: rgba(255,255,255,0.32);
}
.podcast-ep-play {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: rgba(74,144,194,0.14);
  display: flex; align-items: center; justify-content: center;
  color: var(--tech-blue);
  flex-shrink: 0;
  transition: var(--transition);
}
.podcast-ep-item:hover .podcast-ep-play,
.podcast-ep-item.active .podcast-ep-play {
  background: var(--tech-blue);
  color: #fff;
}

/* Responsive */
@media (max-width: 1100px) {
  .podcast-episode-list { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .podcast-featured { padding: 22px; gap: 20px; }
  .podcast-featured-art { display: none; }
  .podcast-episode-list { grid-template-columns: 1fr; }
  .podcast-volume-wrap { display: none; }
}