/*
  ========================================================================
  COREVIP 2027 WEBSITE STYLESHEET
  ========================================================================
  HOW TO USE THIS FILE
  ------------------------------------------------------------------------
  1) Colors live inside :root variables below.
  2) Search for comment blocks such as:
     - IMAGE NOTES
     - REGISTRATION SECTION
     - FAQ SECTION
     - CONTACT SECTION
  3) Images are set in script.js. Search for: PLACE YOUR IMAGE HERE.
  4) Links are set in script.js. Search for: PLACE YOUR LINK HERE.
*/

:root {
  --bg: #ffffff;
  --bg-soft: #f7fbff;
  --bg-muted: #f2f7ff;
  --surface-dark: #071226;
  --text: #0f172a;
  --muted: #475569;
  --line: #dbe7f7;
  --line-strong: #bfd8ff;
  --blue-50: #eff6ff;
  --blue-100: #dbeafe;
  --blue-200: #bfdbfe;
  --blue-300: #93c5fd;
  --blue-400: #60a5fa;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --cyan-400: #22d3ee;
  --cyan-500: #06b6d4;
  --shadow-sm: 0 8px 24px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 18px 50px rgba(30, 64, 175, 0.10);
  --shadow-lg: 0 32px 80px rgba(37, 99, 235, 0.16);
  --radius-sm: 16px;
  --radius-md: 24px;
  --radius-lg: 32px;
  --container: 1200px;
  --header-h: 76px;
  --transition: 200ms ease;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}
body.rtl {
  direction: rtl;
  text-align: right;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, select, input, textarea { font: inherit; }
button { cursor: pointer; }
:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.45);
  outline-offset: 2px;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 9999;
  background: var(--blue-700);
  color: white;
  padding: 10px 14px;
  border-radius: 999px;
  transition: top var(--transition);
}
.skip-link:focus { top: 16px; }

.container {
  width: min(calc(100% - 32px), var(--container));
  margin-inline: auto;
}

/* ========================================================================
   HEADER / NAV / LANGUAGE SWITCHER
   ======================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  background: rgba(255,255,255,0.84);
  border-bottom: 1px solid rgba(191, 219, 254, 0.6);
}
.header-inner {
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--blue-600), var(--cyan-500));
  color: white;
  font-weight: 900;
  box-shadow: var(--shadow-sm);
}
.brand strong { display: block; font-size: 0.98rem; }
.brand small { color: var(--muted); display: block; }
.site-nav { display: flex; gap: 18px; align-items: center; }
.site-nav a { color: var(--muted); font-weight: 600; }
.site-nav a:hover { color: var(--blue-700); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.language-switcher select {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: white;
  color: var(--text);
  padding: 10px 14px;
  min-width: 124px;
}

/* ========================================================================
   REUSABLE BUTTONS
   ======================================================================== */
.button,
.gallery-filter,
.tab-button,
.accordion-trigger,
.control-icon,
.pricing-button,
.hotel-book,
.button-secondary,
.slider-arrow,
.contact-card .button,
.back-to-top,
.registration-card .button,
.faq-trigger {
  transition: transform var(--transition), background-color var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition), opacity var(--transition);
}
.button,
.gallery-filter,
.tab-button,
.accordion-trigger,
.control-icon,
.pricing-button,
.hotel-book,
.button-secondary,
.slider-arrow,
.contact-card .button,
.registration-card .button,
.faq-trigger {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 700;
}
.button:hover,
.gallery-filter:hover,
.tab-button:hover,
.control-icon:hover,
.pricing-button:hover,
.hotel-book:hover,
.button-secondary:hover,
.slider-arrow:hover,
.contact-card .button:hover,
.registration-card .button:hover,
.back-to-top:hover,
.faq-trigger:hover { transform: translateY(-1px); }
.button-primary { background: var(--blue-600); color: white; }
.button-secondary {
  background: white;
  color: var(--blue-700);
  border: 1px solid var(--line-strong);
}
.button-tertiary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--bg-muted);
  color: var(--blue-700);
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 700;
}

.back-to-top {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 120;
  width: 54px;
  height: 54px;
  border: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-600), var(--cyan-500));
  color: white;
  font-size: 1.6rem;
  font-weight: 900;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
}
.back-to-top.show { opacity: 1; pointer-events: auto; }
body.rtl .back-to-top { right: auto; left: 18px; }

/* ========================================================================
   SHARED SECTION STYLES
   ======================================================================== */
section.block { padding: 88px 0; }
.section-header { display: grid; gap: 10px; margin-bottom: 32px; }
.section-header.centered { text-align: center; justify-items: center; }
.section-header h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
}
.section-header p { margin: 0; color: var(--muted); max-width: 780px; }
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.75);
  color: var(--blue-700);
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}
.icon-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-600), var(--cyan-500));
}
.surface-soft { background: var(--bg-soft); }
.surface-dark { background: var(--surface-dark); color: white; }
.surface-dark .section-header p,
.surface-dark .speaker-role,
.surface-dark .speaker-bio,
.surface-dark .speaker-topic,
.surface-dark .testimonial-meta,
.surface-dark .video-player p { color: rgba(255,255,255,0.75); }

/* ========================================================================
   HERO SECTION
   ======================================================================== */
.hero { position: relative; overflow: hidden; }
.hero.hero-v1 {
  background: radial-gradient(circle at 15% 15%, rgba(96,165,250,0.18), transparent 28%),
              radial-gradient(circle at 85% 75%, rgba(34,211,238,0.16), transparent 24%),
              linear-gradient(135deg, #f7fbff 0%, #ffffff 40%, #ecfeff 100%);
}
.hero.hero-v2 {
  color: white;
  background: radial-gradient(circle at top right, rgba(59,130,246,0.35), transparent 28%),
              radial-gradient(circle at bottom left, rgba(34,211,238,0.22), transparent 24%),
              linear-gradient(135deg, #020817, #07162f 55%, #10274e 100%);
}
.hero-grid {
  min-height: calc(100vh - var(--header-h) - 10px);
  display: grid;
  align-items: center;
  gap: 36px;
  grid-template-columns: 1.12fr 0.88fr;
}
.hero h1 {
  margin: 0;
  font-size: clamp(3rem, 8vw, 6rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}
.gradient-text {
  background: linear-gradient(135deg, #1d4ed8, #06b6d4, #60a5fa);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-v2 .gradient-text {
  background: linear-gradient(135deg, #93c5fd, #ffffff, #67e8f9);
  -webkit-background-clip: text;
  background-clip: text;
}
.hero-copy p { font-size: 1.08rem; color: var(--muted); max-width: 700px; }
.hero-v2 .hero-copy p { color: rgba(255,255,255,0.78); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.stats-row, .hero-meta { display: grid; gap: 14px; margin-top: 30px; }
.stats-row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.stat-card, .hero-showcase, .video-player, .testimonial-panel, .pricing-card, .partner-card, .hotel-card, .blog-card, .logo-card, .speaker-card, .exhibitor-card, .program-panel, .gallery-card, .video-thumb, .about-card, .about-feature-card, .registration-card, .contact-card, .faq-item, .map-card { border-radius: var(--radius-md); }
.stat-card {
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.8);
  box-shadow: var(--shadow-sm);
  padding: 22px;
}
.stat-card strong { display: block; font-size: 2rem; color: var(--blue-700); }
.stat-card span { color: var(--muted); }
.hero-showcase {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(191,219,254,0.75);
  background: white;
  box-shadow: var(--shadow-lg);
}
.hero-v2 .hero-showcase {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.15);
  backdrop-filter: blur(18px);
}
.hero-image { min-height: 560px; background-size: cover; background-position: center; }
.hero-caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 28px;
  color: white;
  background: linear-gradient(180deg, rgba(2,8,23,0) 0%, rgba(2,8,23,0.85) 75%);
}
.hero-meta { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.meta-chip { display: flex; gap: 10px; align-items: center; font-weight: 600; color: rgba(255,255,255,0.82); }
.hero-v1 .meta-chip { color: var(--muted); }

/* ========================================================================
   ORGANIZERS / LOGO STRIP
   ======================================================================== */
.logo-strip { background: white; border-block: 1px solid var(--line); }
.logo-grid, .partners-grid, .exhibitor-grid, .speaker-grid, .gallery-grid, .video-list, .hotels-grid, .pricing-grid, .blog-grid, .about-grid, .contact-grid, .registration-grid {
  display: grid; gap: 20px;
}
.logo-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.logo-card {
  border: 1px solid var(--line);
  background: var(--bg-soft);
  padding: 24px;
  display: grid;
  gap: 14px;
  align-items: start;
  box-shadow: var(--shadow-sm);
}
.logo-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.logo-card.is-heroic { background: linear-gradient(135deg, var(--blue-600), var(--cyan-500)); color: white; border-color: transparent; }
.logo-mark {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: white;
  color: var(--blue-700);
  font-weight: 900;
  font-size: 1.1rem;
}
.logo-card.is-heroic .logo-mark { background: rgba(255,255,255,0.14); color: white; }

/* ========================================================================
   COUNTDOWN
   ======================================================================== */
.countdown { position: relative; overflow: hidden; color: white; }
.countdown.v1 { background: linear-gradient(135deg, #1d4ed8, #2563eb 48%, #0891b2 100%); }
.countdown.v2 { background: linear-gradient(135deg, #020817, #0f172a 55%, #123672 100%); }
.countdown-shell { display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; }
.countdown-grid { display: grid; grid-template-columns: repeat(4, minmax(120px, 1fr)); gap: 14px; }
.count-card {
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.12);
  padding: 24px 16px;
  text-align: center;
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-sm);
}
.count-card strong { display: block; font-size: clamp(2rem, 4vw, 3.4rem); line-height: 1; }
.count-card span { display: block; margin-top: 10px; text-transform: uppercase; letter-spacing: 0.18em; font-size: 0.75rem; opacity: 0.8; }

/* ========================================================================
   ABOUT / PROGRAM
   ======================================================================== */
.about-grid.v1 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.about-grid.v2 { grid-template-columns: 1.1fr 0.9fr; }
.about-card, .about-feature-card { padding: 28px; background: white; border: 1px solid var(--line); box-shadow: var(--shadow-sm); }
.about-feature-card.primary { background: linear-gradient(135deg, var(--blue-600), var(--cyan-500)); color: white; border-color: transparent; }
.about-tags { display: flex; flex-wrap: wrap; gap: 10px; margin: 0; padding: 0; list-style: none; }
.about-tags li { padding: 10px 14px; border-radius: 999px; background: var(--blue-50); color: var(--blue-700); font-weight: 600; }
.feature-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 20px; }
.feature-bite { border-radius: var(--radius-sm); border: 1px solid var(--line); background: var(--bg-soft); padding: 18px; }
.feature-bite strong { color: var(--blue-700); display: block; margin-bottom: 6px; }

.program-controls { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 24px; }
.tab-button { background: var(--bg-muted); color: var(--muted); }
.tab-button.active { background: var(--blue-600); color: white; box-shadow: 0 10px 26px rgba(37, 99, 235, 0.3); }
.program-panel { border: 1px solid var(--line); background: #fff; padding: 28px; box-shadow: var(--shadow-sm); }
.schedule-list { display: grid; gap: 16px; }
.schedule-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 18px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #fff, #fcfdff);
  padding: 18px;
}
.schedule-time { color: var(--blue-700); font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.2em; font-weight: 800; }
.accordion { display: grid; gap: 14px; }
.accordion-item { border: 1px solid var(--line); border-radius: var(--radius-md); background: white; overflow: hidden; }
.accordion-trigger {
  width: 100%;
  border-radius: 0;
  background: white;
  color: var(--text);
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-align: left;
}
body.rtl .accordion-trigger { text-align: right; }
.accordion-trigger .small { color: var(--blue-700); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.2em; display: block; }
.accordion-body { max-height: 0; overflow: hidden; transition: max-height 260ms ease; }
.accordion-body-inner { padding: 0 24px 24px; display: grid; gap: 14px; }
.accordion-item.open .accordion-body { max-height: 1800px; }

/* ========================================================================
   SPEAKERS / GALLERY / VENUE MAP
   ======================================================================== */
.speaker-grid.v1 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.speaker-grid.v2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.speaker-card {
  position: relative;
  overflow: hidden;
  padding: 22px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(12px);
}
.speaker-card:hover { transform: translateY(-6px); }
/* .speaker-image { aspect-ratio: 3 / 3.6; border-radius: 22px; overflow: hidden; background: linear-gradient(135deg, var(--blue-600), var(--cyan-500)); } */
.speaker-image {
  aspect-ratio: 3 / 3.6;
  border-radius: 22px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--blue-600), var(--cyan-500));
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
.speaker-name { margin: 18px 0 0; font-size: 1.45rem; }
.speaker-role { margin: 6px 0 0; color: #93c5fd; font-weight: 600; }
.speaker-topic { margin: 16px 0 0; font-weight: 700; }
.speaker-bio { margin-top: 10px; }

.gallery-toolbar { display: flex; align-items: end; justify-content: space-between; gap: 18px; margin-bottom: 28px; }
.gallery-filters { display: flex; flex-wrap: wrap; gap: 10px; }
.gallery-filter { background: white; color: var(--muted); border: 1px solid var(--line); }
.gallery-filter.active { background: var(--blue-600); border-color: var(--blue-600); color: white; }
.gallery-grid.v1 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.gallery-grid.v2 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.gallery-card { position: relative; overflow: hidden; border: 0; padding: 0; box-shadow: var(--shadow-sm); min-height: 280px; background: #dbeafe; }
.gallery-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.gallery-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 350ms ease; }
.gallery-card:hover img { transform: scale(1.08); }
.gallery-overlay { position: absolute; inset: auto 0 0 0; padding: 22px; color: white; background: linear-gradient(180deg, rgba(2,8,23,0) 0%, rgba(2,8,23,0.85) 100%); }
.gallery-overlay small { text-transform: uppercase; letter-spacing: 0.2em; opacity: 0.84; }
.gallery-overlay strong { display: block; margin-top: 6px; font-size: 1.15rem; }
.map-card {
  border: 1px solid var(--line);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background: white;
  margin-bottom: 24px;
}
.map-card iframe {
  width: 100%;
  height: 420px;
  border: 0;
}
.map-card-body {
  padding: 22px;
}

/* ========================================================================
   VIDEOS / TESTIMONIALS
   ======================================================================== */
.video-layout { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 24px; }
.video-layout.v2 { grid-template-columns: 0.95fr 1.05fr; }
.video-player { overflow: hidden; border: 1px solid var(--line); background: var(--surface-dark); color: white; box-shadow: var(--shadow-md); }
.video-stage { position: relative; aspect-ratio: 16 / 9; background: #0f172a; }
.video-stage iframe, .video-stage img { width: 100%; height: 100%; border: 0; object-fit: cover; }
.video-play-overlay { position: absolute; inset: 0; display: grid; place-items: center; background: linear-gradient(180deg, rgba(2,8,23,0.18), rgba(2,8,23,0.55)); }
.play-button { border: 0; border-radius: 999px; padding: 14px 22px; background: white; color: var(--blue-700); font-weight: 800; box-shadow: var(--shadow-md); }
.video-player-body { padding: 22px; }
.video-list { grid-template-columns: 1fr; }
.video-thumb { display: grid; grid-template-columns: 180px 1fr; gap: 0; overflow: hidden; border: 1px solid var(--line); background: white; text-align: left; box-shadow: var(--shadow-sm); }
body.rtl .video-thumb { text-align: right; }
.video-thumb.active { border-color: var(--blue-200); background: var(--blue-50); }
.video-thumb:hover { transform: translateY(-2px); }
.video-thumb-media { position: relative; min-height: 150px; }
.video-thumb-media img { width: 100%; height: 100%; object-fit: cover; }
.video-duration { position: absolute; left: 14px; top: 14px; padding: 6px 10px; border-radius: 999px; background: rgba(255,255,255,0.88); color: var(--blue-700); font-weight: 700; font-size: 0.8rem; }
body.rtl .video-duration { left: auto; right: 14px; }
.video-thumb-content { padding: 22px; }
.video-thumb-content h3 { margin: 0 0 10px; }
.video-thumb-content p { margin: 0; color: var(--muted); }

.testimonial-shell { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 32px; align-items: center; }
.testimonial-panel { border: 1px solid rgba(255,255,255,0.12); background: rgba(255,255,255,0.10); padding: 34px; backdrop-filter: blur(16px); box-shadow: var(--shadow-md); }
.testimonial-quote { margin: 0; font-size: clamp(1.8rem, 3.4vw, 3rem); line-height: 1.2; font-weight: 800; }
.testimonial-meta { margin-top: 20px; }
.testimonial-controls { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 26px; }
.dots { display: flex; gap: 8px; }
.dot { width: 10px; height: 10px; border-radius: 999px; background: rgba(255,255,255,0.35); border: 0; padding: 0; }
.dot.active { width: 42px; background: white; }
.controls { display: flex; gap: 10px; }
.control-icon { width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.12); background: rgba(255,255,255,0.08); color: white; font-size: 1.3rem; }

/* ========================================================================
   PARTNERS / EXHIBITORS
   ======================================================================== */
.partners-grid.v1, .partners-grid.v2 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.partner-card { border: 1px solid var(--line); background: white; padding: 24px; text-align: center; box-shadow: var(--shadow-sm); }
.partner-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.partner-card.is-gradient { border-color: transparent; color: white; background: linear-gradient(135deg, var(--blue-600), var(--cyan-500)); }
.partner-icon { width: 72px; height: 72px; margin-inline: auto; border-radius: 20px; background: var(--blue-50); display: grid; place-items: center; font-weight: 900; color: var(--blue-700); }
.partner-card.is-gradient .partner-icon { background: rgba(255,255,255,0.12); color: white; }

.exhibitor-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.exhibitor-card { border: 1px solid var(--line); background: white; overflow: hidden; box-shadow: var(--shadow-sm); }
.exhibitor-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.exhibitor-topbar { height: 8px; background: linear-gradient(90deg, var(--blue-600), var(--cyan-500), var(--blue-400)); }
.exhibitor-body { padding: 26px; }
.exhibitor-tag { display: inline-block; padding: 8px 12px; border-radius: 999px; background: var(--blue-50); color: var(--blue-700); font-size: 0.78rem; letter-spacing: 0.15em; text-transform: uppercase; font-weight: 800; }
.exhibitor-link { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--blue-700); margin-top: 18px; }

/* ========================================================================
   HOTELS SECTION
   NOTE: v1 = SLIDER (default as requested), v2 = GRID LIST
   ======================================================================== */
.hotel-toolbar { display: flex; justify-content: space-between; gap: 20px; align-items: end; margin-bottom: 28px; }
.hotel-filters { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; background: var(--bg-muted); border: 1px solid var(--line); border-radius: 24px; padding: 12px; }
.hotel-filters select { padding: 10px 14px; border: 1px solid var(--line); border-radius: 999px; background: white; color: var(--text); }
.hotels-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.hotel-card { border: 1px solid var(--line); background: linear-gradient(180deg, #ffffff, #f9fbff); padding: 24px; box-shadow: var(--shadow-sm); }
.hotel-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.hotel-card-header { display: flex; align-items: start; justify-content: space-between; gap: 14px; }
.hotel-badge { background: var(--blue-50); color: var(--blue-700); border-radius: 999px; padding: 8px 12px; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.16em; font-weight: 800; }
.star-row { color: #f59e0b; letter-spacing: 0.08em; font-size: 1rem; }
.hotel-foot { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-top: 22px; }
.hotel-price-label { color: var(--muted); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.2em; }
.hotel-price { font-size: 2rem; font-weight: 900; color: var(--blue-700); }
.hotel-book { background: var(--blue-600); color: white; }

.hotel-slider-wrap {
  position: relative;
  display: grid;
  grid-template-columns: 54px 1fr 54px;
  gap: 14px;
  align-items: center;
}
.slider-arrow {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: white;
  color: var(--blue-700);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  font-size: 1.4rem;
}
.hotel-slider-track {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding-bottom: 8px;
}
.hotel-slider-track::-webkit-scrollbar { height: 10px; }
.hotel-slider-track::-webkit-scrollbar-thumb { background: var(--blue-200); border-radius: 999px; }
.hotel-slide {
  min-width: min(360px, 84vw);
  scroll-snap-align: start;
}

/* ========================================================================
   REGISTRATION SECTION
   ======================================================================== */
.registration-grid {
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
}
.registration-card {
  border: 1px solid var(--line);
  background: white;
  padding: 30px;
  box-shadow: var(--shadow-md);
}
.registration-card.primary {
  background: linear-gradient(135deg, var(--blue-600), #1345b6 55%, var(--cyan-500));
  color: white;
  border-color: transparent;
}
.registration-card.primary p,
.registration-card.primary li,
.registration-card.primary .muted-light {
  color: rgba(255,255,255,0.88);
}
.registration-list {
  margin: 16px 0 0;
  padding-left: 18px;
}
body.rtl .registration-list { padding-left: 0; padding-right: 18px; }
.registration-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

/* ========================================================================
   TICKETS / PRICING
   ======================================================================== */
.pricing-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.pricing-card { position: relative; border: 1px solid var(--line); background: white; padding: 30px; box-shadow: var(--shadow-md); overflow: hidden; }
.pricing-card:hover { transform: translateY(-8px); }
.pricing-card.featured { border-color: var(--blue-200); background: linear-gradient(180deg, #ffffff 0%, #f4f9ff 100%); }
.pricing-card.dark { border-color: rgba(255,255,255,0.12); background: rgba(255,255,255,0.06); color: white; }
.pricing-card.dark.featured { background: linear-gradient(135deg, var(--blue-600), #1345b6 55%, var(--cyan-500)); border-color: rgba(255,255,255,0.12); }
.popular-badge { position: absolute; top: 18px; right: 18px; background: #a5f3fc; color: #082f49; border-radius: 999px; padding: 8px 12px; font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; font-weight: 900; }
body.rtl .popular-badge { right: auto; left: 18px; }
.pricing-tier { color: var(--blue-700); text-transform: uppercase; letter-spacing: 0.18em; font-size: 0.76rem; font-weight: 800; }
.pricing-card.dark .pricing-tier { color: rgba(255,255,255,0.78); }
.pricing-price { font-size: clamp(2.5rem, 5vw, 4rem); line-height: 1; font-weight: 900; margin: 18px 0 24px; }
.pricing-features { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.pricing-features li { display: flex; gap: 10px; align-items: start; }
.pricing-button { width: 100%; margin-top: 26px; background: var(--blue-600); color: white; }
.pricing-card.dark:not(.featured) .pricing-button { background: rgba(255,255,255,0.12); }
.pricing-card.dark.featured .pricing-button { background: white; color: var(--blue-700); }

/* ========================================================================
   CONTACT SECTION
   ======================================================================== */
.contact-grid {
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
}
.contact-card {
  border: 1px solid var(--line);
  background: white;
  padding: 30px;
  box-shadow: var(--shadow-sm);
}
.contact-card h3 { margin-top: 0; }
.contact-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}
.contact-note {
  border: 1px dashed var(--line-strong);
  background: var(--bg-soft);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-top: 18px;
}

/* ========================================================================
   FAQ SECTION
   ======================================================================== */
.faq-grid {
  display: grid;
  gap: 14px;
}
.faq-item {
  border: 1px solid var(--line);
  background: white;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.faq-trigger {
  width: 100%;
  border-radius: 0;
  background: white;
  color: var(--text);
  text-align: left;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
body.rtl .faq-trigger { text-align: right; }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 260ms ease;
}
.faq-answer-inner {
  padding: 0 24px 24px;
  color: var(--muted);
}
.faq-item.open .faq-answer {
  max-height: 400px;
}

/* ========================================================================
   BLOG / FOOTER / LIGHTBOX / REVEAL
   ======================================================================== */
.blog-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.blog-card { border: 1px solid var(--line); background: linear-gradient(180deg, #ffffff, #f8fbff); padding: 28px; box-shadow: var(--shadow-sm); opacity: 0; transform: translateY(14px); animation: rise-in 500ms ease forwards; }
.blog-card:nth-child(2) { animation-delay: 100ms; }
.blog-card:nth-child(3) { animation-delay: 200ms; }
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.blog-topline { display: flex; align-items: center; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 0.92rem; }
.blog-tag { background: var(--blue-50); color: var(--blue-700); border-radius: 999px; padding: 8px 12px; text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.72rem; font-weight: 800; }
.blog-icon { width: 58px; height: 58px; border-radius: 18px; background: var(--blue-100); display: grid; place-items: center; color: var(--blue-700); font-weight: 900; margin-top: 24px; }
.blog-link { display: inline-flex; gap: 8px; align-items: center; color: var(--blue-700); font-weight: 700; margin-top: 18px; }

.site-footer { background: #020817; color: white; padding: 44px 0; }
.footer-inner { display: flex; justify-content: space-between; gap: 20px; align-items: center; }
.footer-inner p { color: rgba(255,255,255,0.68); }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-links a { color: rgba(255,255,255,0.88); }
.footer-links a:hover { color: white; }

.lightbox { position: fixed; inset: 0; z-index: 200; background: rgba(2,8,23,0.88); backdrop-filter: blur(12px); display: grid; place-items: center; padding: 18px; }
.lightbox[hidden] { display: none; }
.lightbox-card { position: relative; max-width: min(92vw, 1120px); margin: 0; overflow: hidden; border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius-lg); background: #08111f; color: white; box-shadow: 0 20px 80px rgba(0,0,0,0.42); }
.lightbox-card img { width: 100%; max-height: 78vh; object-fit: cover; }
.lightbox-card figcaption { padding: 18px 22px; }
.lightbox-close { position: fixed; right: 20px; top: 20px; width: 48px; height: 48px; border: 1px solid rgba(255,255,255,0.14); border-radius: 50%; background: rgba(255,255,255,0.08); color: white; font-size: 1.8rem; line-height: 1; }
body.rtl .lightbox-close { right: auto; left: 20px; }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity 650ms ease, transform 650ms ease; }
.reveal.revealed { opacity: 1; transform: translateY(0); }
.floaty { animation: floaty 3s ease-in-out infinite; }
.spin-slow { animation: spin 28s linear infinite; }
.hidden-section { display: none !important; }

@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes rise-in { to { opacity: 1; transform: translateY(0); } }

/* ========================================================================
   RESPONSIVE BREAKPOINTS
   ======================================================================== */
@media (max-width: 1120px) {
  .hero-grid,
  .testimonial-shell,
  .video-layout,
  .about-grid.v2,
  .countdown-shell,
  .registration-grid,
  .contact-grid { grid-template-columns: 1fr; }
  .logo-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .speaker-grid.v1 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery-grid.v2 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .partners-grid.v1,
  .partners-grid.v2,
  .hotels-grid,
  .pricing-grid,
  .blog-grid,
  .exhibitor-grid,
  .about-grid.v1 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero-image { min-height: 420px; }
}

@media (max-width: 780px) {
  :root { --header-h: 72px; }
  .header-inner { flex-wrap: wrap; padding: 12px 0; }
  .site-nav { order: 3; width: 100%; justify-content: center; overflow-x: auto; padding-bottom: 2px; }
  .header-actions { width: 100%; justify-content: space-between; }
  .header-cta { display: none; }
  .stats-row,
  .hero-meta,
  .countdown-grid,
  .feature-list,
  .speaker-grid.v1,
  .speaker-grid.v2,
  .gallery-grid.v1,
  .gallery-grid.v2,
  .partners-grid.v1,
  .partners-grid.v2,
  .exhibitor-grid,
  .hotels-grid,
  .pricing-grid,
  .blog-grid,
  .about-grid.v1,
  .about-grid.v2,
  .logo-grid,
  .testimonial-shell,
  .registration-grid,
  .contact-grid { grid-template-columns: 1fr; }
  .schedule-item { grid-template-columns: 1fr; }
  .video-thumb { grid-template-columns: 1fr; }
  .video-thumb-media { min-height: 180px; }
  .gallery-toolbar,
  .hotel-toolbar,
  .footer-inner,
  .hotel-slider-wrap { grid-template-columns: 1fr; display: grid; }
  .hotel-slider-wrap { gap: 12px; }
  .slider-arrow { width: 100%; border-radius: 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}


/* ========================================================================
   ABOUT: SUBTHEMES LIST
   ======================================================================== */
.subthemes-list {
  margin: 0;
  padding-left: 22px;
  display: grid;
  gap: 8px;
  color: var(--text);
}
body.rtl .subthemes-list {
  padding-left: 0;
  padding-right: 22px;
}
.subthemes-list li {
  line-height: 1.55;
}

/* ========================================================================
   ANCHOR OFFSET FOR STICKY HEADER
   ======================================================================== */
section[id] {
  scroll-margin-top: calc(var(--header-h) + 18px);
}


/* ========================================================================
   REGISTRATION FORM STYLES (Milestone 2)
   ======================================================================== */
.registration-form-wrap{
  margin-top:24px;
}
.form-card{
  border:1px solid var(--line);
  background:#fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow:hidden;
}
.form-head{
  padding:22px 24px;
  background: linear-gradient(135deg, rgba(37,99,235,0.10), rgba(6,182,212,0.08));
  border-bottom:1px solid var(--line);
}
.form-head h3{
  margin:0;
  font-size:1.4rem;
}
.form-head p{
  margin:8px 0 0;
  color: var(--muted);
}
.form-body{
  padding:24px;
}
.form-section{
  padding:18px;
  border:1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, #ffffff, #fbfdff);
}
.form-section + .form-section{
  margin-top:16px;
}
.form-section-title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin:0 0 14px;
  font-size:1.05rem;
}
.form-grid{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap:14px;
}
.form-grid.one{
  grid-template-columns: 1fr;
}
.form-field label{
  display:block;
  font-weight:700;
  margin-bottom:6px;
}
.req{
  color:#ef4444;
  margin-left:4px;
}
.form-field input,
.form-field select,
.form-field textarea{
  width:100%;
  border:1px solid var(--line);
  border-radius: 14px;
  padding:12px 12px;
  background:#fff;
  color: var(--text);
}
.form-field textarea{
  min-height: 96px;
  resize: vertical;
}
.form-help{
  margin-top:6px;
  font-size:0.9rem;
  color: var(--muted);
}
.choice-row{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}
.choice{
  display:flex;
  align-items:center;
  gap:8px;
  padding:10px 12px;
  border:1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-soft);
}
.choice input{
  width:auto;
}
.hidden{
  display:none !important;
}
.form-actions{
  margin-top:18px;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}
.form-error{
  margin-top:12px;
  padding:12px 14px;
  border-radius: 14px;
  border:1px solid rgba(239,68,68,0.35);
  background: rgba(239,68,68,0.06);
  color:#991b1b;
  display:none;
}
.form-error.show{
  display:block;
}
.group-members{
  display:grid;
  gap:12px;
  margin-top:12px;
}
.group-member{
  border:1px solid var(--line);
  border-radius: 16px;
  padding:14px;
  background: #fff;
}
.group-member-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:10px;
}
.group-member-head strong{
  font-size:0.95rem;
}
.small-btn{
  border:1px solid var(--line);
  background: #fff;
  color: var(--blue-700);
  border-radius: 999px;
  padding:8px 12px;
  font-weight:800;
}
.small-btn:hover{
  transform: translateY(-1px);
}
/* intl-tel-input sizing */
.iti{
  width:100%;
}
.iti__flag-container{
  border-right:1px solid var(--line);
}
body.rtl .iti__flag-container{
  border-right:0;
  border-left:1px solid var(--line);
}
@media (max-width: 860px){
  .form-grid{
    grid-template-columns: 1fr;
  }
}