/*
Theme Name: SwellCapture
Theme URI: https://swellcapture.fr
Author: SwellCapture
Author URI: https://swellcapture.fr
Description: Thème WordPress officiel de SwellCapture - Énergie houlomotrice bord-à-quai
Version: 1.0
License: Proprietary
Text Domain: swellcapture
*/

/* ========================================
   SwellCapture — Site WordPress Prototype
   ======================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

:root {
  /* Brand colors */
  --navy: #0a1628;
  --navy-light: #0f2140;
  --ocean: #1a7fb5;
  --ocean-light: #3da5d9;
  --teal: #0d9488;
  --green: #3cc06e;
  --green-light: #6dd89a;
  --sand: #f5f0e8;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'DM Sans', sans-serif;

  /* Spacing */
  --section-pad: clamp(4rem, 8vw, 8rem);
  --container: min(1240px, 90vw);

  /* Transitions */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  line-height: 1.15;
  font-weight: 700;
}

h1 { font-size: clamp(2.5rem, 5.5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }
h4 { font-size: 1.15rem; }

p { max-width: 68ch; }

.container { width: var(--container); margin: 0 auto; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: .95rem;
  padding: .85rem 2rem;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: all .4s var(--ease);
  letter-spacing: .02em;
}

.btn-primary {
  background: linear-gradient(135deg, var(--ocean), var(--teal));
  color: var(--white);
  box-shadow: 0 4px 24px rgba(26, 127, 181, .3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(26, 127, 181, .45);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,.4);
}
.btn-outline:hover {
  background: rgba(255,255,255,.1);
  border-color: var(--white);
}

.btn-dark {
  background: var(--navy);
  color: var(--white);
}
.btn-dark:hover {
  background: var(--navy-light);
  transform: translateY(-2px);
}

.btn svg, .btn .arrow {
  width: 18px;
  height: 18px;
  transition: transform .3s var(--ease);
}
.btn:hover .arrow { transform: translateX(4px); }

/* ---- Navigation ---- */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.2rem 0;
  transition: all .4s var(--ease);
}

.site-nav.scrolled {
  background: rgba(10, 22, 40, .92);
  backdrop-filter: blur(20px);
  padding: .8rem 0;
  box-shadow: 0 4px 30px rgba(0,0,0,.15);
}

.nav-inner {
  width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo img {
  height: 48px;
  width: auto;
  border-radius: 8px;
  transition: height .3s var(--ease);
}
.site-nav.scrolled .nav-logo img { height: 36px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.2rem;
}

.nav-links a {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: .9rem;
  color: rgba(255,255,255,.8);
  letter-spacing: .03em;
  position: relative;
  transition: color .3s;
}
.nav-links a:hover, .nav-links a.active { color: var(--white); }
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--green);
  transition: width .3s var(--ease);
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-cta {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: .85rem;
  padding: .6rem 1.5rem;
  border-radius: 100px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.25);
  color: var(--white);
  transition: all .3s;
}
.nav-cta:hover {
  background: var(--green);
  border-color: var(--green);
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}
.nav-hamburger span {
  width: 26px; height: 2px;
  background: white;
  transition: all .3s;
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--navy);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: white;
}
.mobile-close {
  position: absolute;
  top: 1.5rem; right: 2rem;
  font-size: 2rem;
  color: white;
  cursor: pointer;
  background: none; border: none;
}

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--navy);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: .35;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10,22,40,.4) 0%, rgba(10,22,40,.2) 40%, rgba(10,22,40,.85) 100%),
    linear-gradient(135deg, rgba(13,148,136,.15) 0%, transparent 50%);
}

/* Animated wave lines */
.hero-waves {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 200px;
  overflow: hidden;
  z-index: 1;
}

.hero-wave {
  position: absolute;
  bottom: 0;
  width: 200%;
  height: 100%;
  opacity: .12;
}

.hero-wave svg { width: 100%; height: 100%; }

.hero-wave:nth-child(1) { animation: waveSlide 12s linear infinite; opacity: .08; }
.hero-wave:nth-child(2) { animation: waveSlide 8s linear infinite reverse; bottom: 10px; opacity: .06; }
.hero-wave:nth-child(3) { animation: waveSlide 15s linear infinite; bottom: 20px; opacity: .04; }

@keyframes waveSlide {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.hero-content {
  position: relative;
  z-index: 2;
  width: var(--container);
  margin: 0 auto;
  padding-top: 6rem;
  color: var(--white);
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-heading);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--green-light);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp .8s var(--ease) .3s forwards;
}

.hero-tag::before {
  content: '';
  width: 32px; height: 2px;
  background: var(--green);
}

.hero h1 {
  max-width: 14ch;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp .8s var(--ease) .5s forwards;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--ocean-light), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  max-width: 52ch;
  line-height: 1.7;
  color: rgba(255,255,255,.75);
  margin-bottom: 2.5rem;
  opacity: 0;
  animation: fadeUp .8s var(--ease) .7s forwards;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp .8s var(--ease) .9s forwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- Stats Bar ---- */
.stats-bar {
  position: relative;
  z-index: 3;
  margin-top: -4rem;
}

.stats-inner {
  width: var(--container);
  margin: 0 auto;
  background: var(--white);
  border-radius: 20px;
  padding: 2.5rem 3rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  box-shadow: 0 20px 60px rgba(10,22,40,.12);
}

.stat-item { text-align: center; }

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--ocean), var(--teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: .85rem;
  color: var(--gray-500);
  margin-top: .25rem;
}

/* ---- Section Styles ---- */
.section {
  padding: var(--section-pad) 0;
}

.section-dark {
  background: var(--navy);
  color: var(--white);
}

.section-sand {
  background: var(--sand);
}

.section-header {
  margin-bottom: 3.5rem;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-heading);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 1rem;
}
.section-tag::before {
  content: '';
  width: 24px; height: 2px;
  background: var(--teal);
}
.section-dark .section-tag { color: var(--green-light); }
.section-dark .section-tag::before { background: var(--green-light); }

.section-header h2 { margin-bottom: .8rem; }

.section-header p {
  font-size: 1.1rem;
  color: var(--gray-500);
  max-width: 55ch;
}
.section-dark .section-header p { color: rgba(255,255,255,.6); }

/* ---- Technology Intro (Home) ---- */
.tech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.tech-visual {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
}

.tech-visual img {
  border-radius: 20px;
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.tech-visual-badge {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  background: rgba(10,22,40,.85);
  backdrop-filter: blur(10px);
  color: white;
  padding: .8rem 1.2rem;
  border-radius: 12px;
  font-family: var(--font-heading);
  font-size: .85rem;
  font-weight: 600;
}

.tech-text h2 { margin-bottom: 1.2rem; }

.tech-text p {
  color: var(--gray-600);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

.tech-features {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.tech-feature {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.tech-feature-icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(26,127,181,.1), rgba(13,148,136,.1));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ocean);
  font-size: 1.2rem;
}

.tech-feature h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  margin-bottom: .15rem;
}
.tech-feature p {
  font-size: .9rem;
  color: var(--gray-500);
}

/* ---- Advantages Cards ---- */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.advantage-card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 20px;
  padding: 2.2rem;
  transition: all .4s var(--ease);
}

.advantage-card:hover {
  background: rgba(255,255,255,.08);
  transform: translateY(-4px);
  border-color: rgba(255,255,255,.15);
}

.advantage-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--ocean), var(--teal));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.advantage-card h3 {
  font-size: 1.2rem;
  margin-bottom: .6rem;
}

.advantage-card p {
  font-size: .92rem;
  color: rgba(255,255,255,.55);
  line-height: 1.65;
}

/* ---- Energy Comparison ---- */
.energy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.energy-chart img {
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
}

.energy-text h2 { margin-bottom: 1rem; }
.energy-text p {
  color: rgba(255,255,255,.65);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

.energy-bars { display: flex; flex-direction: column; gap: 1rem; }

.energy-bar-item label {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-heading);
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: .4rem;
  color: rgba(255,255,255,.8);
}

.energy-bar {
  height: 8px;
  background: rgba(255,255,255,.1);
  border-radius: 100px;
  overflow: hidden;
}

.energy-bar-fill {
  height: 100%;
  border-radius: 100px;
  transition: width 1.5s var(--ease);
  width: 0;
}
.energy-bar-fill.solar { background: var(--gray-400); }
.energy-bar-fill.wind { background: var(--ocean-light); }
.energy-bar-fill.wave { background: linear-gradient(90deg, var(--teal), var(--green)); }

/* ---- Roadmap / Timeline ---- */
.roadmap-timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.roadmap-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 2px;
  background: var(--gray-200);
  transform: translateX(-50%);
}

.timeline-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 3rem;
  position: relative;
}

.timeline-item:nth-child(odd) { flex-direction: row-reverse; text-align: right; }

.timeline-dot {
  position: absolute;
  left: 50%;
  top: .5rem;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--ocean);
  border: 3px solid var(--white);
  transform: translateX(-50%);
  z-index: 2;
  box-shadow: 0 0 0 4px rgba(26,127,181,.2);
}

.timeline-item.active .timeline-dot {
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(60,192,110,.2);
}

.timeline-content {
  width: calc(50% - 3rem);
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 16px;
  padding: 1.5rem;
  transition: all .3s;
}
.timeline-content:hover {
  box-shadow: 0 8px 30px rgba(0,0,0,.08);
}

.timeline-year {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--ocean);
  font-size: .85rem;
}

.timeline-content h3 {
  font-size: 1.1rem;
  margin: .3rem 0 .5rem;
}

.timeline-content p {
  font-size: .88rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* ---- Partners ---- */
.partners-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 3rem;
}

.partner-logo {
  opacity: .5;
  transition: opacity .3s;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--gray-400);
}
.partner-logo:hover { opacity: .9; }

/* ---- CTA Section ---- */
.cta-section {
  padding: var(--section-pad) 0;
  background: linear-gradient(135deg, var(--navy) 0%, #0f2a4a 50%, var(--navy-light) 100%);
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle at 70% 60%, rgba(13,148,136,.15), transparent 50%);
}

.cta-section h2 {
  max-width: 18ch;
  margin: 0 auto 1rem;
  position: relative;
}

.cta-section p {
  color: rgba(255,255,255,.6);
  font-size: 1.1rem;
  max-width: 50ch;
  margin: 0 auto 2rem;
  position: relative;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  position: relative;
}

/* ---- Footer ---- */
.site-footer {
  background: var(--navy);
  color: rgba(255,255,255,.6);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand img {
  height: 40px;
  border-radius: 6px;
  margin-bottom: 1rem;
}

.footer-brand p {
  font-size: .9rem;
  line-height: 1.7;
  max-width: 30ch;
}

.footer-col h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--white);
  margin-bottom: 1.2rem;
  font-size: .9rem;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.footer-col a {
  display: block;
  font-size: .9rem;
  padding: .3rem 0;
  transition: color .3s;
}
.footer-col a:hover { color: var(--green-light); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .8rem;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .3s;
  font-size: .85rem;
}
.footer-social a:hover {
  background: var(--teal);
  color: white;
}

/* ---- Page Header (inner pages) ---- */
.page-header {
  background: var(--navy);
  padding: 10rem 0 4rem;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -30%; right: -20%;
  width: 60%; height: 160%;
  background: radial-gradient(circle, rgba(13,148,136,.12), transparent 60%);
}

.page-header h1 { position: relative; margin-bottom: .8rem; }
.page-header p {
  position: relative;
  color: rgba(255,255,255,.6);
  font-size: 1.15rem;
  max-width: 55ch;
}

/* ---- Technology Page ---- */
.tech-detail-card {
  background: var(--gray-50);
  border-radius: 20px;
  padding: 3rem;
  margin-bottom: 2rem;
}

.tech-specs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.spec-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 16px;
  padding: 2rem;
  transition: all .3s;
}
.spec-card:hover {
  box-shadow: 0 8px 30px rgba(0,0,0,.06);
  transform: translateY(-2px);
}

.spec-card h3 { margin-bottom: .5rem; color: var(--navy); font-size: 1.15rem; }
.spec-card .spec-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--ocean);
  margin-bottom: .4rem;
}
.spec-card p { font-size: .9rem; color: var(--gray-500); }

/* ---- About Page ---- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.team-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: 20px;
  padding: 2.5rem;
  transition: all .4s var(--ease);
}
.team-card:hover {
  box-shadow: 0 12px 40px rgba(0,0,0,.08);
  transform: translateY(-4px);
}

.team-avatar {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ocean), var(--teal));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 1.2rem;
}

.team-card h3 { margin-bottom: .2rem; }
.team-role {
  font-size: .85rem;
  color: var(--teal);
  font-weight: 600;
  font-family: var(--font-heading);
  margin-bottom: 1rem;
}
.team-card p { font-size: .92rem; color: var(--gray-600); }

/* Ecosystem / Partners on About page */
.ecosystem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.eco-card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 16px;
  padding: 2rem;
  text-align: center;
  transition: all .3s;
}
.eco-card:hover { background: rgba(255,255,255,.08); transform: translateY(-2px); }
.eco-card h3 { font-size: 1.1rem; margin-bottom: .5rem; }
.eco-card p { font-size: .85rem; color: rgba(255,255,255,.5); margin: 0 auto; }

/* ---- Contact Page ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info-block {
  margin-bottom: 2rem;
}
.contact-info-block h3 { margin-bottom: .5rem; }
.contact-info-block p { color: var(--gray-600); }
.contact-info-block a { color: var(--ocean); font-weight: 500; }
.contact-info-block a:hover { text-decoration: underline; }

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 1rem 1.2rem;
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  font-family: var(--font-body);
  font-size: .95rem;
  background: var(--gray-50);
  transition: all .3s;
  margin-bottom: 1rem;
  outline: none;
}
.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--ocean);
  box-shadow: 0 0 0 3px rgba(26,127,181,.1);
}
.contact-form textarea { min-height: 150px; resize: vertical; }

/* ---- FAQ ---- */
.faq-list { max-width: 800px; }

.faq-item {
  border-bottom: 1px solid var(--gray-200);
}

.faq-question {
  padding: 1.5rem 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.05rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: color .3s;
}
.faq-question:hover { color: var(--ocean); }
.faq-question .faq-icon {
  font-size: 1.4rem;
  transition: transform .3s var(--ease);
  color: var(--gray-400);
}
.faq-item.open .faq-icon { transform: rotate(45deg); color: var(--ocean); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s var(--ease);
}
.faq-item.open .faq-answer { max-height: 400px; }
.faq-answer p {
  padding-bottom: 1.5rem;
  color: var(--gray-600);
  font-size: .95rem;
}

/* ---- Scroll Reveal ---- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all .8s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .tech-grid, .energy-grid, .contact-grid { grid-template-columns: 1fr; }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-hamburger { display: flex; }

  .hero h1 { font-size: 2.2rem; }
  .stats-inner { grid-template-columns: 1fr 1fr; padding: 2rem 1.5rem; }
  .advantages-grid { grid-template-columns: 1fr; }
  .ecosystem-grid { grid-template-columns: 1fr; }
  .tech-specs { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }

  .roadmap-timeline::before { left: 1rem; }
  .timeline-dot { left: 1rem; }
  .timeline-item, .timeline-item:nth-child(odd) {
    flex-direction: row;
    text-align: left;
    padding-left: 3rem;
  }
  .timeline-content { width: 100%; }
}

.page { display: none; }
.page.active { display: block; }
.lang-toggle {
  font-family: var(--font-heading); font-weight: 700; font-size: .75rem;
  letter-spacing: .08em; padding: .4rem .8rem; border-radius: 100px;
  border: 1px solid rgba(255,255,255,.25); background: transparent;
  color: rgba(255,255,255,.7); cursor: pointer; transition: all .3s;
}
.lang-toggle:hover { background: rgba(255,255,255,.1); color: white; }
.lang-toggle .active-lang { color: var(--green-light); }
.energy-chart img { display: block; width: 100%; height: auto; }
.energy-chart { line-height: 0; }
.press-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(340px,1fr)); gap:2rem; }
.press-card { background:var(--white); border:1px solid var(--gray-200); border-radius:20px; overflow:hidden; transition:all .4s var(--ease); display:flex; flex-direction:column; }
.press-card:hover { box-shadow:0 16px 48px rgba(10,22,40,.1); transform:translateY(-4px); border-color:var(--ocean); }
.press-card-header { padding:2rem 2rem 0; display:flex; align-items:center; gap:1rem; }
.press-source-logo { flex-shrink:0; width:52px; height:52px; border-radius:12px; display:flex; align-items:center; justify-content:center; font-family:var(--font-heading); font-weight:800; font-size:.7rem; text-transform:uppercase; color:white; text-align:center; line-height:1.1; }
.press-source-logo.nr { background:linear-gradient(135deg,#d32f2f,#b71c1c); }
.press-source-logo.echos { background:linear-gradient(135deg,#1565c0,#0d47a1); }
.press-source-logo.mm { background:linear-gradient(135deg,#0277bd,#01579b); }
.press-source-name { font-family:var(--font-heading); font-weight:700; font-size:.95rem; color:var(--navy); }
.press-source-date { font-size:.8rem; color:var(--gray-400); }
.press-card-body { padding:1.5rem 2rem; flex:1; }
.press-card-body h3 { font-size:1.15rem; line-height:1.35; margin-bottom:.8rem; color:var(--navy); }
.press-card-body p { font-size:.9rem; color:var(--gray-500); line-height:1.65; }
.press-card-footer { padding:0 2rem 2rem; }
.press-card-link { display:inline-flex; align-items:center; gap:.5rem; font-family:var(--font-heading); font-weight:600; font-size:.88rem; color:var(--ocean); }
.press-card-link:hover { color:var(--teal); }
.media-band { display:flex; align-items:center; justify-content:center; gap:3.5rem; flex-wrap:wrap; padding:3rem 0; }
.media-logo { font-family:var(--font-heading); font-weight:800; font-size:1.4rem; color:var(--gray-300); opacity:.5; }
.press-stats { display:grid; grid-template-columns:repeat(3,1fr); gap:1.5rem; margin-top:3rem; }
.press-stat { text-align:center; padding:2rem 1.5rem; background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.08); border-radius:16px; }
.press-stat .stat-number { font-family:var(--font-heading); font-size:2.2rem; font-weight:800; background:linear-gradient(135deg,var(--ocean-light),var(--green)); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.press-stat .stat-label { font-size:.82rem; color:rgba(255,255,255,.5); margin-top:.3rem; }
a.partner-logo { transition: all .3s; }
a.partner-logo:hover { color: var(--ocean); opacity: 1; text-decoration: none; }
@media(max-width:768px) { .press-grid { grid-template-columns:1fr; } .press-stats { grid-template-columns:1fr; } }