/* ================================================
   PlexHubTV — Landing Page
   Dark SaaS Theme
   ================================================ */

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

:root {
  --color-bg:        #0a0a0f;
  --color-bg-alt:    #111118;
  --color-surface:   #16161f;
  --color-border:    #1e1e2a;
  --color-text:      #e4e4ed;
  --color-text-dim:  #8888a0;
  --color-accent:    #e5a00d;
  --color-accent2:   #f0c040;
  --color-cta:       #e5a00d;
  --color-cta-hover: #f0b82a;
  --color-highlight: #ff6a3d;
  --gradient-text:   linear-gradient(135deg, var(--color-accent), var(--color-highlight));
  --radius:          12px;
  --radius-sm:       8px;
  --max-width:       1200px;
  --header-height:   72px;
  --font:            'Inter', system-ui, -apple-system, sans-serif;
  --transition:      0.3s cubic-bezier(.4,0,.2,1);
}

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

body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.text-gradient {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- Header ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(10, 10, 15, .8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.header--scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: 0 4px 30px rgba(0, 0, 0, .4);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__logo {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-text);
}
.header__logo span {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.header__link {
  font-size: .875rem;
  font-weight: 500;
  color: var(--color-text-dim);
  transition: color var(--transition);
}
.header__link:hover {
  color: var(--color-text);
}
.header__link--cta {
  background: var(--color-cta);
  color: #000;
  padding: 8px 20px;
  border-radius: 100px;
  font-weight: 600;
}
.header__link--cta:hover {
  background: var(--color-cta-hover);
  color: #000;
}

/* Burger (mobile) */
.header__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.header__burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.header__burger--open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.header__burger--open span:nth-child(2) { opacity: 0; }
.header__burger--open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(229,160,13,.12) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero__badge {
  display: inline-block;
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  border: 1px solid rgba(229,160,13,.3);
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.hero__title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-dim);
  max-width: 600px;
  margin: 0 auto 16px;
}

.hero__tagline {
  font-size: .9rem;
  color: var(--color-text-dim);
  margin-bottom: 40px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font);
  font-weight: 600;
  font-size: .95rem;
  padding: 14px 28px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.btn--primary {
  background: var(--color-cta);
  color: #000;
}
.btn--primary:hover {
  background: var(--color-cta-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(229,160,13,.3);
}

.btn--secondary {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn--secondary:hover {
  border-color: var(--color-text-dim);
  transform: translateY(-2px);
}

.btn--large {
  font-size: 1.1rem;
  padding: 18px 36px;
}

/* ---------- Demo Video ---------- */
.demo-section {
  text-align: center;
}
.demo-section .section__text {
  margin: 0 auto 40px;
}
.demo-video-wrapper {
  max-width: 900px;
  margin: 0 auto;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
  /* Reveal */
  opacity: 0;
  transform: translateY(24px);
}
.demo-video-wrapper.revealed {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .6s ease, transform .6s ease;
}
.demo-video {
  width: 100%;
  display: block;
  background: #000;
}

/* ---------- Sections ---------- */
.section {
  padding: 100px 0;
}

.section--dark {
  background: var(--color-bg-alt);
}

.section__label {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.section__title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.section__text {
  font-size: 1.05rem;
  color: var(--color-text-dim);
  max-width: 700px;
  line-height: 1.7;
}

/* Centered section text */
#overview,
#metadonnees,
#compatibilite,
#specs,
#comparatif,
#tarifs,
#faq {
  text-align: center;
}
#overview .section__text,
#metadonnees .section__text,
#tarifs .section__text {
  margin: 0 auto;
}

/* ---------- Features Grid ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  /* Reveal */
  opacity: 0;
  transform: translateY(24px);
}
.feature-card.revealed {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .5s ease, transform .5s ease, border-color var(--transition), box-shadow var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(229,160,13,.3);
  box-shadow: 0 12px 40px rgba(0,0,0,.3);
}

.feature-card__icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.feature-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card__text {
  font-size: .875rem;
  color: var(--color-text-dim);
  line-height: 1.6;
}

/* ---------- Player Features ---------- */
.player-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.player-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  transition: transform var(--transition), border-color var(--transition);
  /* Reveal */
  opacity: 0;
  transform: translateY(16px);
}
.player-feature.revealed {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .4s ease, transform .4s ease, border-color var(--transition);
}
.player-feature:hover {
  border-color: rgba(229,160,13,.2);
  transform: translateY(-2px);
}

.player-feature__icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.player-feature strong {
  display: block;
  font-size: .95rem;
  margin-bottom: 4px;
}

.player-feature p {
  font-size: .85rem;
  color: var(--color-text-dim);
  line-height: 1.5;
}

/* ---------- Split Sections ---------- */
.section--split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.section--split--reverse {
  direction: rtl;
}
.section--split--reverse > * {
  direction: ltr;
}

.section--split__text .section__title,
.section--split__text .section__text {
  text-align: left;
}

.section--split__visual {
  display: flex;
  align-items: center;
  justify-content: center;
  /* Reveal */
  opacity: 0;
  transform: translateX(30px);
}
.section--split--reverse .section--split__visual {
  transform: translateX(-30px);
}
.section--split__visual.revealed {
  opacity: 1;
  transform: translateX(0);
  transition: opacity .6s ease, transform .6s ease;
}

/* -- Profile Visual -- */
.profile-visual {
  display: flex;
  gap: 16px;
}
.profile-avatar {
  width: 72px;
  height: 72px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.5rem;
  color: #000;
  transition: transform var(--transition);
}
.profile-avatar:hover { transform: scale(1.1); }
.profile-avatar--1 { background: var(--color-accent); }
.profile-avatar--2 { background: #e06040; }
.profile-avatar--3 { background: #40b080; }
.profile-avatar--4 {
  background: var(--color-surface);
  border: 2px dashed var(--color-border);
  color: var(--color-text-dim);
}
.profile-avatar--5 { background: #6070d0; }

/* -- Servers Visual -- */
.servers-visual {
  position: relative;
  width: 280px;
  height: 260px;
}
.server-node {
  position: absolute;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  text-align: center;
  transition: border-color var(--transition);
}
.server-node:hover { border-color: var(--color-accent); }
.server-node span { display: block; font-weight: 600; font-size: .85rem; }
.server-node small { color: var(--color-text-dim); font-size: .75rem; }
.server-node--1 { top: 0; left: 50%; transform: translateX(-50%); }
.server-node--2 { top: 40%; left: 0; }
.server-node--3 { top: 40%; right: 0; }
.server-hub {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-text);
  color: #000;
  font-weight: 800;
  font-size: .85rem;
  padding: 14px 24px;
  border-radius: 100px;
}

/* -- IPTV Visual -- */
.iptv-visual {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 240px;
}
.iptv-channel {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: .85rem;
  font-weight: 500;
  transition: border-color var(--transition);
}
.iptv-channel--active {
  border-color: var(--color-accent);
  background: rgba(229,160,13,.08);
}
.iptv-channel__bar {
  width: 4px;
  height: 20px;
  border-radius: 2px;
  background: var(--color-border);
}
.iptv-channel--active .iptv-channel__bar {
  background: var(--color-accent);
}

/* ---------- Metadata Badges ---------- */
.metadata-badges {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 40px;
  /* Reveal */
  opacity: 0;
  transform: translateY(16px);
}
.metadata-badges.revealed {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .5s ease, transform .5s ease;
}

.metadata-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 20px 28px;
  transition: border-color var(--transition), transform var(--transition);
}
.metadata-badge:hover {
  border-color: rgba(229,160,13,.3);
  transform: translateY(-2px);
}
.metadata-badge__score {
  font-size: 1.8rem;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.metadata-badge__source {
  font-size: .75rem;
  font-weight: 600;
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.metadata-badge--text {
  justify-content: center;
}
.metadata-badge--text span {
  font-weight: 600;
  font-size: .9rem;
  color: var(--color-text-dim);
}

/* ---------- Compat List ---------- */
.compat-list {
  display: inline-block;
  text-align: left;
  margin-top: 32px;
}
.compat-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  font-size: .95rem;
  color: var(--color-text-dim);
}
.compat-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

/* ---------- Specs Table ---------- */
.specs-table-wrapper {
  overflow-x: auto;
  margin-top: 40px;
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}
.specs-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  font-size: .9rem;
}
.specs-table td:first-child {
  font-weight: 600;
  color: var(--color-text);
  white-space: nowrap;
}
.specs-table td:last-child {
  color: var(--color-text-dim);
}

/* ---------- Compare Table ---------- */
.compare-table {
  width: 100%;
  border-collapse: collapse;
  text-align: center;
  margin-top: 40px;
}
.compare-table th,
.compare-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-border);
  font-size: .9rem;
}
.compare-table th {
  font-weight: 700;
  color: var(--color-text);
  text-align: center;
}
.compare-table th:first-child,
.compare-table td:first-child {
  text-align: left;
}
.compare-table__highlight {
  background: rgba(229,160,13,.06);
}
.compare-table th.compare-table__highlight {
  color: var(--color-accent);
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 720px;
  margin: 40px auto 0;
  text-align: left;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
  /* Reveal */
  opacity: 0;
  transform: translateY(12px);
}
.faq-item.revealed {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .4s ease, transform .4s ease;
}

.faq-item__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 0;
  background: none;
  border: none;
  color: var(--color-text);
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  transition: color var(--transition);
}
.faq-item__question:hover {
  color: var(--color-accent);
}

.faq-item__icon {
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--color-text-dim);
  transition: transform var(--transition);
  flex-shrink: 0;
  margin-left: 16px;
}
.faq-item--open .faq-item__icon {
  transform: rotate(45deg);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .35s ease;
}
.faq-item--open .faq-item__answer {
  max-height: 200px;
  padding-bottom: 20px;
}

.faq-item__answer p {
  font-size: .9rem;
  color: var(--color-text-dim);
  line-height: 1.7;
}

/* ---------- CTA Final ---------- */
.cta-final {
  text-align: center;
  padding: 120px 0;
  position: relative;
  background: var(--color-bg-alt);
  overflow: hidden;
}
.cta-final::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(229,160,13,.08) 0%, transparent 70%);
  pointer-events: none;
}
.cta-final .section__title {
  position: relative;
}
.cta-final .section__text {
  margin: 0 auto 40px;
  position: relative;
}
.cta-final .btn {
  position: relative;
}

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 32px 0;
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer__copy {
  font-size: .8rem;
  color: var(--color-text-dim);
}

/* ================================================
   RESPONSIVE
   ================================================ */

@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .header__nav {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 24px;
    z-index: 999;
  }
  .header__nav--open {
    display: flex;
  }
  .header__burger {
    display: flex;
  }
  .header__link {
    font-size: 1.1rem;
  }

  .hero {
    min-height: auto;
    padding: 140px 24px 80px;
  }

  .section {
    padding: 72px 0;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .player-features {
    grid-template-columns: 1fr;
  }

  .section--split {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .section--split--reverse {
    direction: ltr;
  }
  .section--split__visual {
    order: -1;
  }

  .footer__inner {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
    align-items: center;
  }
  .btn {
    width: 100%;
    justify-content: center;
  }
  .metadata-badges {
    flex-direction: column;
    align-items: center;
  }
}

/* ---------- Stagger animation for grids ---------- */
.feature-card:nth-child(1) { transition-delay: 0s; }
.feature-card:nth-child(2) { transition-delay: .06s; }
.feature-card:nth-child(3) { transition-delay: .12s; }
.feature-card:nth-child(4) { transition-delay: .18s; }
.feature-card:nth-child(5) { transition-delay: .24s; }
.feature-card:nth-child(6) { transition-delay: .30s; }
.feature-card:nth-child(7) { transition-delay: .36s; }
.feature-card:nth-child(8) { transition-delay: .42s; }

.player-feature:nth-child(1) { transition-delay: 0s; }
.player-feature:nth-child(2) { transition-delay: .06s; }
.player-feature:nth-child(3) { transition-delay: .12s; }
.player-feature:nth-child(4) { transition-delay: .18s; }
.player-feature:nth-child(5) { transition-delay: .24s; }
.player-feature:nth-child(6) { transition-delay: .30s; }
.player-feature:nth-child(7) { transition-delay: .36s; }

.faq-item:nth-child(1) { transition-delay: 0s; }
.faq-item:nth-child(2) { transition-delay: .06s; }
.faq-item:nth-child(3) { transition-delay: .08s; }
.faq-item:nth-child(4) { transition-delay: .10s; }
.faq-item:nth-child(5) { transition-delay: .12s; }