/*
Theme Name: AWICT27 - Advanced Wireless Information, Data & Communication Technologies
Theme URI: https://awict27.org
Author: M&A Ecom Enterprises LLC
Description: Light blue gradient theme for AWICT'27 — wireless/signal aesthetics, electric cyan and coral on soft blue gradient surfaces.
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: awict27
*/

:root {
  --cyan-900: #023E58;
  --cyan-800: #005F82;
  --cyan-700: #0077B6;
  --cyan-600: #0096C7;
  --cyan-500: #00B4D8;
  --cyan-400: #48CAE4;
  --cyan-300: #90E0EF;
  --cyan-200: #C4F0FA;
  --cyan-100: #E8F9FE;
  --coral-600: #D44E1B;
  --coral-500: #FF6B35;
  --coral-400: #FF8B5E;
  --coral-300: #FFAD8A;
  --coral-200: #FFD4C2;
  --coral-100: #FFF0EA;
  --violet-600: #5B3E96;
  --violet-500: #7C5CBF;
  --violet-400: #9D7EDB;
  --violet-100: #F0ECFA;
  --slate-900: #0F172A;
  --slate-800: #1E293B;
  --slate-700: #334155;
  --white: #FFFFFF;
  --surface: #EFF8FF;
  --surface-raised: rgba(255,255,255,0.75);
  --surface-overlay: rgba(255,255,255,0.9);
  --border: rgba(0,119,182,0.1);
  --border-hover: rgba(0,119,182,0.2);
  --text-primary: #0A2540;
  --text-secondary: #3D5A80;
  --text-muted: #6B8AAE;
  --font-heading: 'Sora', 'Segoe UI', sans-serif;
  --font-body: 'DM Sans', 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --max-width: 1200px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--text-secondary);
  background: linear-gradient(180deg, #E0F2FE 0%, #F0F9FF 40%, #FFFFFF 100%);
  background-attachment: fixed;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: color var(--transition); }
ul, ol { list-style: none; }
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  line-height: 1.15;
  font-weight: 700;
}
h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); letter-spacing: -0.01em; }
h4 { font-size: 1.1rem; }
p { margin-bottom: 1em; }

.section-label {
  font-family: var(--font-heading);
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--cyan-700);
  margin-bottom: 0.5rem;
  display: inline-flex; align-items: center; gap: 8px;
}
.section-label::before {
  content: ''; display: inline-block;
  width: 20px; height: 2px;
  background: var(--coral-500); border-radius: 1px;
}

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px; border-radius: var(--radius-full);
  font-family: var(--font-heading); font-size: 0.88rem; font-weight: 600;
  border: 2px solid transparent; cursor: pointer;
  transition: all var(--transition); letter-spacing: -0.01em;
}
.btn-primary {
  background: linear-gradient(135deg, var(--cyan-600), var(--cyan-700));
  color: var(--white); border-color: var(--cyan-600);
  box-shadow: 0 4px 14px rgba(0, 180, 216, 0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(0, 180, 216, 0.4); }
.btn-coral {
  background: linear-gradient(135deg, var(--coral-500), var(--coral-600));
  color: var(--white); box-shadow: 0 4px 14px rgba(255, 107, 53, 0.3);
}
.btn-coral:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(255, 107, 53, 0.4); }
.btn-outline {
  background: transparent; color: var(--cyan-700);
  border-color: var(--cyan-400);
}
.btn-outline:hover { background: rgba(0,180,216,0.06); border-color: var(--cyan-600); }
.btn-white {
  background: var(--white); color: var(--cyan-800);
  border-color: var(--white); box-shadow: 0 4px 14px rgba(0,0,0,0.08);
}
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(0,0,0,0.12); }

/* HEADER */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(224, 242, 254, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0,119,182,0.08);
  transition: all var(--transition);
}
.site-header.scrolled { box-shadow: 0 1px 20px rgba(0,119,182,0.06); background: rgba(240, 249, 255, 0.95); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; height: 68px; max-width: var(--max-width); margin: 0 auto;
}
.site-logo { display: flex; align-items: center; gap: 10px; }
.logo-mark {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--cyan-500) 0%, var(--cyan-700) 55%, var(--violet-500) 100%);
  border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  box-shadow:
    0 6px 14px -4px rgba(0, 150, 199, 0.45),
    0 2px 4px -1px rgba(0, 119, 182, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.22),
    inset 0 -1px 2px rgba(0, 0, 0, 0.08);
  transition: transform var(--transition), box-shadow var(--transition);
}
.logo-mark .logo-emblem {
  width: 26px; height: 26px;
  display: block;
  filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.15));
}
.site-logo:hover .logo-mark {
  transform: translateY(-1px);
  box-shadow:
    0 10px 22px -6px rgba(0, 150, 199, 0.55),
    0 3px 6px -2px rgba(0, 119, 182, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.25),
    inset 0 -1px 2px rgba(0, 0, 0, 0.08);
}
.logo-text {
  font-family: var(--font-heading); font-size: 1.15rem; font-weight: 700;
  color: var(--text-primary); letter-spacing: -0.02em;
}
.logo-text span {
  background: linear-gradient(135deg, var(--cyan-600) 0%, var(--violet-500) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  font-weight: 800;
}
.main-nav ul { display: flex; align-items: center; gap: 2px; }
.main-nav a {
  display: block; padding: 7px 13px; font-size: 0.82rem; font-weight: 600;
  font-family: var(--font-heading); color: var(--text-secondary);
  border-radius: var(--radius-full); transition: all var(--transition); letter-spacing: -0.01em;
}
.main-nav a:hover, .main-nav .current-menu-item a {
  color: var(--cyan-700); background: rgba(0,180,216,0.08);
}
.menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.menu-toggle span { display: block; width: 22px; height: 2px; background: var(--text-primary); margin: 5px 0; transition: var(--transition); border-radius: 2px; }

/* HERO */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  background: linear-gradient(150deg, #DBEAFE 0%, #BFDBFE 25%, #E0F2FE 50%, #F0F9FF 75%, #EDE9FE 100%);
  overflow: hidden;
}
.hero-mesh {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 15% 85%, rgba(0,180,216,0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 85% 15%, rgba(255,107,53,0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(124,92,191,0.06) 0%, transparent 60%);
}
.hero-waves {
  position: absolute; bottom: -2px; left: 0; right: 0;
  height: 120px; overflow: hidden;
}
.hero-waves svg { position: absolute; bottom: 0; width: 200%; height: 120px; animation: waveSlide 12s linear infinite; }
@keyframes waveSlide { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
.hero-dots {
  position: absolute; inset: 0; opacity: 0.08;
  background-image: radial-gradient(circle, var(--cyan-500) 1px, transparent 1px);
  background-size: 32px 32px;
}
.hero-content { position: relative; z-index: 2; padding: 140px 0 140px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px 6px 8px;
  background: var(--white); border: 1px solid rgba(0,119,182,0.12);
  border-radius: var(--radius-full);
  font-size: 0.78rem; font-weight: 600; color: var(--text-secondary);
  margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,119,182,0.06);
}
.hero-badge-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--coral-500); animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(1.4); } }
.hero h1 { color: var(--text-primary); margin-bottom: 16px; max-width: 780px; }
.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--cyan-700), var(--violet-500));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.2rem); color: var(--text-muted);
  margin-bottom: 36px; max-width: 560px; line-height: 1.6;
}
.countdown { display: flex; gap: 12px; margin-bottom: 36px; }
.countdown-item {
  text-align: center; background: var(--white);
  border: 1px solid rgba(0,119,182,0.1); border-radius: var(--radius);
  padding: 14px 18px; box-shadow: 0 2px 8px rgba(0,119,182,0.06); min-width: 72px;
}
.countdown-number {
  display: block; font-family: var(--font-heading);
  font-size: 1.8rem; font-weight: 800; color: var(--cyan-700);
  line-height: 1; margin-bottom: 2px; letter-spacing: -0.03em;
}
.countdown-label {
  font-size: 0.65rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted);
}
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-meta {
  display: flex; gap: 28px; margin-top: 48px;
  padding-top: 28px; border-top: 1px solid rgba(0,119,182,0.1);
}
.hero-meta-item { display: flex; align-items: center; gap: 10px; font-size: 0.88rem; color: var(--text-secondary); }
.hero-meta-icon {
  width: 40px; height: 40px; border-radius: var(--radius);
  background: var(--white); border: 1px solid rgba(0,119,182,0.1);
  display: flex; align-items: center; justify-content: center; font-size: 1rem;
  box-shadow: 0 2px 6px rgba(0,119,182,0.05);
}

/* SECTIONS */
.section { padding: 100px 0; }
.section-gradient {
  background: linear-gradient(180deg, var(--cyan-800) 0%, var(--slate-900) 100%);
  color: rgba(255,255,255,0.8);
}
.section-gradient h2, .section-gradient h3 { color: var(--white); }
.section-gradient .section-label { color: var(--cyan-300); }
.section-gradient .section-label::before { background: var(--coral-400); }
.section-light { background: linear-gradient(180deg, #F0F9FF 0%, #E8F4FD 100%); }
.section-header { text-align: center; max-width: 640px; margin: 0 auto 60px; }
.section-header p { color: var(--text-muted); font-size: 1.02rem; margin-top: 8px; }
.section-gradient .section-header p { color: rgba(255,255,255,0.5); }
.accent-bar {
  width: 40px; height: 4px;
  background: linear-gradient(90deg, var(--cyan-500), var(--coral-500));
  margin: 14px auto 0; border-radius: 2px;
}

/* TOPIC CARDS */
.topics-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 16px; }
.topic-card {
  padding: 24px; background: rgba(255,255,255,0.8);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0,119,182,0.08); border-radius: var(--radius);
  transition: all var(--transition); position: relative; overflow: hidden;
}
.topic-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--cyan-500), var(--violet-500));
  opacity: 0; transition: opacity var(--transition);
}
.topic-card:hover { border-color: var(--cyan-400); box-shadow: 0 8px 24px rgba(0,180,216,0.1); transform: translateY(-2px); }
.topic-card:hover::before { opacity: 1; }
.topic-icon {
  width: 44px; height: 44px; border-radius: var(--radius);
  background: linear-gradient(135deg, var(--cyan-100), var(--violet-100));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px; font-size: 1.2rem;
}
.topic-card h4 { font-family: var(--font-heading); font-weight: 700; font-size: 0.92rem; margin-bottom: 6px; letter-spacing: -0.01em; }
.topic-card p { font-size: 0.84rem; color: var(--text-muted); margin-bottom: 0; line-height: 1.5; }

/* SPEAKER CARDS */
.speakers-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.speaker-card {
  text-align: center; padding: 32px 24px;
  background: rgba(255,255,255,0.8); border: 1px solid rgba(0,119,182,0.08);
  border-radius: var(--radius-lg); transition: all var(--transition);
  backdrop-filter: blur(10px);
}
.speaker-card:hover { box-shadow: 0 12px 32px rgba(0,119,182,0.1); transform: translateY(-3px); }
.speaker-photo {
  width: 110px; height: 110px; border-radius: 50%; margin: 0 auto 16px;
  background: linear-gradient(135deg, var(--cyan-200), var(--violet-100));
  border: 3px solid var(--white);
  box-shadow: 0 4px 12px rgba(0,180,216,0.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: var(--cyan-700); overflow: hidden;
}
.speaker-photo img { width: 100%; height: 100%; object-fit: cover; }
.speaker-card h4 { font-family: var(--font-heading); font-size: 1.05rem; letter-spacing: -0.01em; margin-bottom: 4px; }
.speaker-role { font-size: 0.82rem; color: var(--coral-500); font-weight: 600; margin-bottom: 4px; }
.speaker-affiliation { font-size: 0.78rem; color: var(--text-muted); }

/* TIMELINE */
.timeline { max-width: 680px; margin: 0 auto; position: relative; }
.timeline::before {
  content: ''; position: absolute; left: 20px; top: 0; bottom: 0; width: 2px;
  background: linear-gradient(to bottom, var(--cyan-400), var(--violet-400), var(--coral-400));
  border-radius: 2px;
}
.timeline-item {
  position: relative; padding-left: 64px; padding-bottom: 28px;
  padding-top: 8px; padding-right: 12px; margin-left: -8px;
  border-radius: 0 8px 8px 0;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.timeline-item:hover {
  background: rgba(255,255,255,0.7);
  transform: scale(1.02) translateX(4px);
  box-shadow: 0 6px 24px rgba(0,180,216,0.08);
}
.timeline-item:hover .timeline-dot {
  border-color: var(--coral-500);
  box-shadow: 0 0 0 6px rgba(255,107,53,0.12);
  transform: scale(1.2);
}
.timeline-dot {
  position: absolute; left: 20px; top: 12px;
  width: 18px; height: 18px; border-radius: 50%;
  background: var(--white); border: 3px solid var(--cyan-500);
  box-shadow: 0 0 0 4px rgba(0,180,216,0.1);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.timeline-date {
  font-size: 0.78rem; font-weight: 700; font-family: var(--font-heading);
  color: var(--coral-500); letter-spacing: -0.01em; margin-bottom: 3px;
  transition: color 0.3s;
}
.timeline-item:hover .timeline-date { color: var(--coral-400); }
.timeline-item h4 { font-family: var(--font-heading); font-weight: 700; font-size: 0.95rem; margin-bottom: 3px; letter-spacing: -0.01em; transition: color 0.3s; }
.timeline-item:hover h4 { color: var(--cyan-700); }
.timeline-item p { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0; }

/* SCHEDULE */
.schedule-tabs { display: flex; gap: 4px; margin-bottom: 28px; overflow-x: auto; }
.schedule-tab {
  padding: 10px 22px; font-size: 0.85rem; font-weight: 700; font-family: var(--font-heading);
  color: var(--text-muted); border: 2px solid rgba(0,119,182,0.12); background: var(--white);
  border-radius: var(--radius-full); cursor: pointer; transition: all var(--transition); white-space: nowrap;
}
.schedule-tab.active, .schedule-tab:hover {
  color: var(--white); background: var(--cyan-700); border-color: var(--cyan-700);
}
.schedule-block {
  padding: 18px 22px; margin-bottom: 10px;
  border-radius: var(--radius); border: 1px solid rgba(0,119,182,0.08);
  background: rgba(255,255,255,0.8); transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border-left: 4px solid var(--cyan-400); cursor: default;
}
.schedule-block:hover {
  background: rgba(255,255,255,0.95);
  transform: scale(1.02) translateX(4px);
  box-shadow: 0 8px 32px rgba(0,180,216,0.1), 0 0 0 1px rgba(0,180,216,0.06);
  border-left-width: 6px;
  z-index: 2; position: relative;
}
.schedule-block:hover .schedule-time { color: var(--cyan-800); }
.schedule-block:hover h4 { color: var(--text-primary); }
.schedule-time {
  font-size: 0.75rem; font-weight: 700; font-family: var(--font-mono);
  color: var(--cyan-700); margin-bottom: 3px; letter-spacing: 0.02em; transition: color 0.3s;
}
.schedule-block h4 { font-family: var(--font-heading); font-weight: 700; font-size: 0.92rem; margin-bottom: 2px; transition: color 0.3s; }
.schedule-block .schedule-speaker { font-size: 0.82rem; color: var(--text-muted); margin-bottom: 0; }
.schedule-block.keynote { border-left-color: var(--coral-500); background: var(--coral-100); }
.schedule-block.keynote:hover {
  background: rgba(255,240,234,0.95);
  box-shadow: 0 8px 32px rgba(255,107,53,0.1), 0 0 0 1px rgba(255,107,53,0.06);
}
.schedule-block.keynote:hover .schedule-time { color: var(--coral-600); }
.schedule-block.break-item { border-left-color: #CBD5E1; opacity: 0.6; }
.schedule-block.break-item:hover { opacity: 0.8; transform: scale(1.01) translateX(2px); box-shadow: none; }

/* COMMITTEE */
.committee-section { margin-bottom: 48px; }
.committee-section h3 { margin-bottom: 16px; padding-bottom: 10px; border-bottom: 2px solid var(--cyan-200); }
.committee-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 10px; }
.committee-member {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 18px; background: rgba(255,255,255,0.7);
  border-radius: var(--radius); border: 1px solid transparent;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.committee-member:hover {
  border-color: var(--cyan-300); background: var(--white);
  transform: translateX(4px) scale(1.01);
  box-shadow: 0 6px 20px rgba(0,180,216,0.08);
}
.committee-member:hover .committee-avatar {
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(0,150,199,0.2);
}
.committee-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan-500), var(--violet-500));
  color: var(--white); display: flex; align-items: center; justify-content: center;
  font-family: var(--font-heading); font-weight: 700; font-size: 0.85rem; flex-shrink: 0;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.committee-info h4 { font-family: var(--font-heading); font-weight: 700; font-size: 0.88rem; margin-bottom: 1px; }
.committee-info p { font-size: 0.78rem; color: var(--text-muted); margin-bottom: 0; }

/* PRICING */
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.pricing-card {
  padding: 36px 28px; border-radius: var(--radius-lg);
  border: 1px solid rgba(0,119,182,0.08); background: rgba(255,255,255,0.85);
  backdrop-filter: blur(10px);
  text-align: center; transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.pricing-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 16px 48px rgba(0,180,216,0.12), 0 0 0 1px rgba(0,180,216,0.08);
  border-color: var(--cyan-400);
  background: rgba(255,255,255,0.95);
}
.pricing-card.featured {
  background: linear-gradient(150deg, var(--cyan-800), var(--slate-900));
  border-color: var(--cyan-600); color: var(--white);
  transform: scale(1.02);
  box-shadow: 0 12px 40px rgba(0,150,199,0.2);
}
.pricing-card.featured:hover {
  transform: translateY(-6px) scale(1.05);
  box-shadow: 0 20px 60px rgba(0,150,199,0.3), 0 0 0 2px rgba(255,107,53,0.2);
}
.pricing-card.featured h3, .pricing-card.featured h4 { color: var(--white); }
.pricing-badge {
  display: inline-block; padding: 4px 14px;
  background: linear-gradient(90deg, var(--coral-500), var(--coral-600));
  color: var(--white); font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase;
  border-radius: var(--radius-full); margin-bottom: 16px;
}
.pricing-amount { font-family: var(--font-heading); font-size: 2.6rem; font-weight: 800; margin: 10px 0 4px; letter-spacing: -0.03em; color: var(--text-primary); }
.pricing-amount .currency { font-size: 1.3rem; vertical-align: super; }
.pricing-period { font-size: 0.82rem; color: var(--text-muted); margin-bottom: 24px; }
.pricing-card.featured .pricing-period { color: rgba(255,255,255,0.5); }
.pricing-card.featured .pricing-amount { color: var(--cyan-300); }
.pricing-features { text-align: left; margin-bottom: 24px; }
.pricing-features li {
  padding: 7px 0; font-size: 0.88rem; color: var(--text-secondary);
  border-bottom: 1px solid rgba(0,119,182,0.06);
  display: flex; align-items: center; gap: 10px;
}
.pricing-card.featured .pricing-features li { border-bottom-color: rgba(255,255,255,0.08); color: rgba(255,255,255,0.8); }
.pricing-features li::before { content: '✓'; color: var(--cyan-600); font-weight: 700; font-size: 0.85rem; }

/* VENUE */
.venue-info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.venue-info-card {
  padding: 24px; background: rgba(255,255,255,0.8);
  border-radius: var(--radius); border: 1px solid rgba(0,119,182,0.08);
  border-top: 3px solid var(--cyan-400);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.venue-info-card:hover {
  transform: translateY(-4px) scale(1.02);
  background: rgba(255,255,255,0.95);
  box-shadow: 0 12px 36px rgba(0,180,216,0.1);
  border-top-width: 5px;
  border-top-color: var(--coral-500);
}
.venue-info-card h4 { font-family: var(--font-heading); font-weight: 700; font-size: 0.95rem; margin-bottom: 8px; }
.venue-info-card p { font-size: 0.88rem; color: var(--text-muted); margin-bottom: 0; }
.map-container {
  width: 100%; height: 0; padding-bottom: 45%;
  border-radius: var(--radius-lg); overflow: hidden;
  margin-top: 36px; border: 1px solid rgba(0,119,182,0.1);
  position: relative;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.map-container:hover {
  box-shadow: 0 12px 40px rgba(0,180,216,0.12);
  border-color: var(--cyan-400);
}
.map-container iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: none; }

/* SUBMISSION */
.submission-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin-bottom: 48px; }
.submission-step { text-align: center; padding: 24px 16px; }
.step-number {
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan-600), var(--cyan-700));
  color: var(--white); font-family: var(--font-heading);
  font-size: 1.3rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center; margin: 0 auto 12px;
  box-shadow: 0 4px 12px rgba(0,180,216,0.2);
}
.submission-step h4 { font-family: var(--font-heading); font-weight: 700; font-size: 0.92rem; margin-bottom: 4px; }
.submission-step p { font-size: 0.82rem; color: var(--text-muted); margin-bottom: 0; }

.submission-guidelines { background: rgba(255,255,255,0.8); padding: 32px; border-radius: var(--radius-lg); border: 1px solid rgba(0,119,182,0.08); }
.submission-guidelines h3 { margin-bottom: 14px; }
.submission-guidelines li {
  padding: 7px 0 7px 22px; position: relative; font-size: 0.9rem; color: var(--text-secondary);
  border-bottom: 1px solid rgba(0,119,182,0.06);
}
.submission-guidelines li::before {
  content: ''; position: absolute; left: 0; top: 15px;
  width: 8px; height: 2px; background: var(--cyan-500); border-radius: 1px;
}

/* CFP HIGHLIGHTS */
.cfp-highlights { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 16px; }
.cfp-highlight {
  padding: 24px; text-align: center;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.cfp-highlight:hover {
  transform: translateY(-4px) scale(1.03);
  background: rgba(255,255,255,0.14);
  border-color: rgba(0,180,216,0.25);
  box-shadow: 0 12px 36px rgba(0,0,0,0.15);
}
.cfp-highlight:hover .highlight-value { color: var(--cyan-200); }
.cfp-highlight .highlight-value {
  font-family: var(--font-heading); font-size: 1.8rem; font-weight: 800;
  color: var(--cyan-300); display: block; margin-bottom: 2px; letter-spacing: -0.02em;
}
.cfp-highlight .highlight-label { font-size: 0.8rem; color: rgba(255,255,255,0.6); }

/* SPONSORS */
.sponsors-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 24px; }
.sponsor-logo {
  width: 130px; height: 65px; background: rgba(255,255,255,0.7);
  border-radius: var(--radius); display: flex; align-items: center;
  justify-content: center; font-size: 0.78rem; color: var(--text-muted);
  border: 1px solid rgba(0,119,182,0.08);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.sponsor-logo:hover { transform: translateY(-3px) scale(1.03); box-shadow: 0 8px 24px rgba(0,180,216,0.08); }

/* STAT CARDS (homepage about section) */
.stat-card {
  text-align: center; padding: 24px; border-radius: var(--radius);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.stat-card:hover {
  background: rgba(255,255,255,0.7);
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 8px 28px rgba(0,180,216,0.08);
}

/* SITE BLUR WHEN MODAL OPEN */
.site-blurred {
  filter: blur(8px) brightness(0.7);
  transition: filter 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

/* DISTINGUISHED SPEAKER CARDS */
.speaker-distinguished {
  position: relative;
  border: 2px solid rgba(255, 107, 53, 0.2) !important;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.speaker-distinguished:hover {
  transform: translateY(-6px) scale(1.03);
  box-shadow: 0 16px 48px rgba(0,180,216,0.15), 0 0 0 1px rgba(255,107,53,0.2);
  border-color: var(--coral-400) !important;
}
.speaker-distinguished .speaker-photo {
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.4s;
}
.speaker-distinguished:hover .speaker-photo {
  transform: scale(1.08);
  box-shadow: 0 8px 24px rgba(0,180,216,0.2);
}
.speaker-badge-distinguished {
  display: inline-block; padding: 3px 12px;
  background: linear-gradient(135deg, var(--coral-500), var(--coral-600));
  color: var(--white); font-size: 0.65rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  border-radius: var(--radius-full); margin-bottom: 12px;
}
.speaker-hover-hint {
  margin-top: 12px; font-size: 0.72rem; color: var(--cyan-400);
  font-weight: 500; opacity: 0; transition: opacity 0.3s;
}
.speaker-distinguished:hover .speaker-hover-hint { opacity: 1; }

/* SPEAKER MODAL */
.speaker-modal-overlay {
  position: fixed; inset: 0; z-index: 10000;
  background: rgba(0, 30, 50, 0.4);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden;
  transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.5s;
  padding: 24px;
}
.speaker-modal-overlay.active { opacity: 1; visibility: visible; }
.speaker-modal {
  background: var(--white); border-radius: 20px;
  max-width: 740px; width: 100%; max-height: 85vh; overflow-y: auto;
  position: relative;
  transform: scale(0.4); opacity: 0;
  transition: transform 0.6s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.4s ease;
  box-shadow: 0 40px 100px rgba(0, 30, 50, 0.35), 0 0 0 1px rgba(0,180,216,0.08);
}
.speaker-modal-overlay.active .speaker-modal { transform: scale(1); opacity: 1; }
.speaker-modal-close {
  position: absolute; top: 16px; right: 16px;
  width: 40px; height: 40px; border-radius: 50%; border: none;
  background: rgba(0,180,216,0.06); color: var(--text-secondary);
  font-size: 1.4rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.2s; z-index: 2;
}
.speaker-modal-close:hover { background: rgba(0,180,216,0.12); color: var(--cyan-700); transform: rotate(90deg); }
.speaker-modal-inner { display: flex; gap: 36px; padding: 44px; }
.speaker-modal-photo-wrap {
  flex-shrink: 0; width: 220px; height: 220px; border-radius: 50%; overflow: hidden;
  border: 5px solid var(--cyan-200);
  box-shadow: 0 12px 40px rgba(0,180,216,0.15);
  transform: scale(0.5) rotate(-10deg); opacity: 0;
  transition: transform 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) 0.15s, opacity 0.5s ease 0.15s;
}
.speaker-modal-overlay.active .speaker-modal-photo-wrap { transform: scale(1) rotate(0deg); opacity: 1; }
.speaker-modal-photo { width: 100%; height: 100%; object-fit: cover; }
.speaker-modal-content {
  flex: 1; min-width: 0;
  transform: translateX(20px); opacity: 0;
  transition: transform 0.5s ease 0.25s, opacity 0.5s ease 0.25s;
}
.speaker-modal-overlay.active .speaker-modal-content { transform: translateX(0); opacity: 1; }
.speaker-modal-content .speaker-badge-distinguished { margin-bottom: 10px; }
.speaker-modal-name {
  font-family: var(--font-heading); font-size: 2rem; font-weight: 800;
  color: var(--text-primary); margin-bottom: 6px; line-height: 1.15; letter-spacing: -0.02em;
}
.speaker-modal-role { font-size: 0.95rem; font-weight: 600; color: var(--cyan-700); margin-bottom: 2px; }
.speaker-modal-affiliation { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 10px; }
.speaker-modal-talk { font-size: 0.92rem; color: var(--cyan-800); font-style: italic; margin-bottom: 0; display: none; }
.speaker-modal-talk.has-talk { display: block; }
.speaker-modal-divider {
  width: 48px; height: 3px;
  background: linear-gradient(90deg, var(--cyan-500), var(--coral-500));
  margin: 18px 0; border-radius: 2px;
}
.speaker-modal-bio { font-size: 0.95rem; line-height: 1.75; color: var(--text-secondary); }

@media (max-width: 640px) {
  .speaker-modal-inner { flex-direction: column; align-items: center; text-align: center; padding: 36px 24px; gap: 24px; }
  .speaker-modal-photo-wrap { width: 160px; height: 160px; }
  .speaker-modal-divider { margin: 14px auto; }
  .speaker-modal-name { font-size: 1.6rem; }
}

/* PAGE HERO */
.page-hero {
  background: linear-gradient(150deg, var(--cyan-800) 0%, var(--slate-900) 100%);
  padding: 140px 0 72px;
  text-align: center; position: relative; overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0; opacity: 0.04;
  background-image: radial-gradient(circle, rgba(255,255,255,0.5) 1px, transparent 1px);
  background-size: 28px 28px;
}
.page-hero .section-label { color: var(--cyan-300); }
.page-hero .section-label::before { background: var(--coral-400); }
.page-hero h1 { color: var(--white); position: relative; }
.page-hero p { color: rgba(255,255,255,0.6); font-size: 1.05rem; max-width: 580px; margin: 10px auto 0; position: relative; }

/* FOOTER */
.site-footer { background: var(--slate-900); color: rgba(255,255,255,0.4); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand p { font-size: 0.85rem; line-height: 1.6; margin-top: 12px; max-width: 280px; }
.footer-col h4 {
  font-family: var(--font-heading); font-weight: 700; font-size: 0.8rem;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--cyan-400); margin-bottom: 16px;
}
.footer-col ul li { margin-bottom: 7px; }
.footer-col ul a { font-size: 0.85rem; color: rgba(255,255,255,0.4); }
.footer-col ul a:hover { color: var(--cyan-300); }
.site-footer .logo-text { color: #fff; }
.site-footer .logo-text span {
  background: linear-gradient(135deg, var(--cyan-300) 0%, var(--cyan-400) 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 18px 0; display: flex;
  justify-content: space-between; align-items: center; font-size: 0.78rem;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-meta { flex-direction: column; gap: 14px; }
}
@media (max-width: 768px) {
  .main-nav { display: none; }
  .menu-toggle { display: block; }
  .main-nav.active {
    display: flex; position: absolute; top: 68px; left: 0; right: 0;
    background: var(--surface); padding: 16px 24px;
    border-top: 1px solid var(--border);
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
  }
  .main-nav.active ul { flex-direction: column; width: 100%; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .pricing-card.featured { transform: none; }
  .hero { min-height: auto; }
  .hero-content { padding: 120px 0 80px; }
  .section { padding: 60px 0; }
}
@media (max-width: 480px) {
  .countdown { flex-wrap: wrap; }
  .hero-ctas { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
}

/* ANIMATIONS */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
.animate-in { opacity: 0; animation: fadeInUp 0.7s ease forwards; }
.delay-1 { animation-delay: 0.1s; } .delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; } .delay-4 { animation-delay: 0.4s; }

/* =================================================================
   SIGNAL FLOW FX — animated wireless network background
   ================================================================= */
.awict-fx-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  display: block;
  z-index: 0;
}
/* Global fixed page background */
.awict-fx-canvas.awict-fx-bg {
  position: fixed;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
}

/* Ensure host containers establish stacking + sit above the fixed bg canvas */
body { position: relative; }
#main-content { position: relative; z-index: 1; }
.site-header { z-index: 1000; }
.site-footer { position: relative; overflow: hidden; }
.site-footer > .container { position: relative; z-index: 2; }
.hero { position: relative; }
.hero > .container,
.hero > .hero-mesh,
.hero > .hero-dots,
.hero > .hero-waves { position: relative; z-index: 1; }
.hero > .hero-content,
.hero > .container.hero-content { z-index: 2; }
.page-hero { position: relative; }
.page-hero > .container { position: relative; z-index: 2; }

/* Speaker modal still needs to sit above FX */
.speaker-modal-overlay { z-index: 1500; }