/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black: #000000;
  --white: #ffffff;
  --gray-50: #f9f9f9;
  --gray-100: #f2f2f2;
  --gray-200: #e5e5e5;
  --gray-400: #999999;
  --gray-600: #555555;
  --gray-800: #1a1a1a;
  --accent: #5BFF7C;
  --accent-dark: #00c27c;
  --orange: #ff6b00;
  --blue: #0071e3;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow: 0 4px 40px rgba(0,0,0,0.08);
  --shadow-lg: 0 20px 80px rgba(0,0,0,0.14);
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background: var(--white);
  color: var(--black);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }

/* ===== NAV ===== */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: #1a7a3c;
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.12);
  transition: all 0.3s ease;
}
.nav-inner {
  max-width: 1100px; margin: 0 auto; padding: 0 24px;
  height: 72px; display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { font-size: 17px; font-weight: 800; letter-spacing: -0.5px; color: var(--white); text-decoration: none; display: flex; align-items: center; gap: 8px; }
.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; }
.nav-links a { font-size: 13px; font-weight: 600; color: rgba(255,255,255,0.85); text-decoration: none; transition: color 0.2s; }
.nav-links a:hover { color: var(--white); }
.nav-cta { background: var(--white) !important; color: var(--black) !important; padding: 8px 18px; border-radius: 100px; font-weight: 700 !important; }
.nav-hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-hamburger span { display: block; width: 22px; height: 2px; background: var(--white); border-radius: 2px; }

/* ===== HERO ===== */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding: 120px 24px 80px; max-width: 1100px; margin: 0 auto;
  gap: 60px; position: relative;
}
.hero-content { flex: 1; min-width: 0; }
.hero-badge {
  display: inline-block; background: rgba(255,107,0,0.1); color: var(--orange);
  font-size: 12px; font-weight: 700; letter-spacing: 0.5px;
  padding: 6px 14px; border-radius: 100px; margin-bottom: 24px;
}
.hero-title { font-size: clamp(42px, 6vw, 72px); font-weight: 900; line-height: 1.05; letter-spacing: -2px; margin-bottom: 20px; }
.gradient-text { background: linear-gradient(135deg, var(--accent) 0%, #00a8ff 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-sub { font-size: 18px; color: var(--gray-600); max-width: 480px; margin-bottom: 24px; line-height: 1.55; }
.hero-bullets { display: flex; flex-direction: column; gap: 10px; margin-bottom: 32px; }
.hero-bullet { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 500; color: var(--gray-600); }
.hb-icon { font-size: 18px; }
.hero-buttons { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.btn-primary {
  display: inline-block; background: var(--black); color: var(--white);
  font-size: 15px; font-weight: 700; padding: 14px 28px; border-radius: 100px;
  text-decoration: none; border: none; cursor: pointer; font-family: inherit;
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 8px 30px rgba(0,0,0,0.2); }
.btn-ghost { display: inline-block; color: var(--gray-600); font-size: 15px; font-weight: 600; text-decoration: none; transition: color 0.2s; }
.btn-ghost:hover { color: var(--black); }

/* ===== HERO PHONE ===== */
.hero-visual { flex: 1; display: flex; justify-content: center; align-items: center; }
.hero-phone-wrap { position: relative; width: 280px; }

.phone-mockup {
  width: 280px; background: var(--black); border-radius: 44px;
  padding: 16px 16px 24px;
  box-shadow: 0 40px 100px rgba(0,0,0,0.28), 0 0 0 1px rgba(255,255,255,0.08) inset;
  position: relative; z-index: 1;
}
.phone-notch {
  width: 80px; height: 28px; background: var(--black);
  border: 2px solid rgba(255,255,255,0.08); border-radius: 20px;
  margin: 0 auto 12px;
}
.phone-screen { background: #0f0f0f; border-radius: 30px; padding: 20px 18px; }
.app-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.app-logo-small { font-size: 13px; font-weight: 800; color: var(--white); }
.streak-badge-small {
  display: flex; align-items: center; gap: 4px;
  background: rgba(255,107,0,0.15); color: var(--orange);
  font-size: 13px; font-weight: 800; padding: 4px 10px; border-radius: 100px;
}
.app-exercise-label { font-size: 10px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; color: rgba(255,255,255,0.3); margin-bottom: 4px; }
.app-exercise-name { font-size: 22px; font-weight: 800; color: var(--white); margin-bottom: 16px; min-height: 28px; }
.app-reps-row { display: flex; gap: 24px; margin-bottom: 10px; }
.app-reps-label { font-size: 10px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; color: rgba(255,255,255,0.3); margin-bottom: 2px; }
.app-reps-count { font-size: 46px; font-weight: 900; color: var(--accent); line-height: 1; }
.app-reps-goal { color: rgba(255,255,255,0.25); }
.app-progress-bar-wrap { height: 5px; background: rgba(255,255,255,0.08); border-radius: 5px; margin-bottom: 8px; overflow: hidden; }
.app-progress-bar { height: 100%; background: var(--accent); border-radius: 5px; width: 0%; transition: width 0.5s ease; }
.app-conf { font-size: 11px; color: rgba(255,255,255,0.3); margin-bottom: 14px; }
.app-divider { height: 1px; background: rgba(255,255,255,0.07); margin-bottom: 12px; }
.app-streak-row { display: flex; gap: 4px; justify-content: space-between; }
.app-streak-item {
  flex: 1; text-align: center; font-size: 9px; font-weight: 700;
  color: rgba(255,255,255,0.2); padding: 6px 2px; border-radius: 6px;
  background: rgba(255,255,255,0.04);
}
.app-streak-item.active { background: rgba(255,107,0,0.2); color: var(--orange); }
.app-streak-item.today { background: var(--orange); color: var(--white); }

/* Floating elements */
.floating-notif {
  position: absolute; top: -20px; right: -60px;
  background: var(--white); border-radius: 14px; padding: 12px 14px;
  display: flex; align-items: center; gap: 10px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.15);
  width: 210px; animation: floatIn 0.6s 1.5s both, floatBob 3s 2s infinite ease-in-out;
  z-index: 2;
}
.notif-icon { font-size: 22px; }
.notif-title { font-size: 12px; font-weight: 700; color: var(--black); }
.notif-sub { font-size: 11px; color: var(--gray-400); }
.floating-badge {
  position: absolute; bottom: 20px; left: -55px;
  background: var(--black); color: var(--white);
  border-radius: 14px; padding: 12px 14px;
  display: flex; align-items: center; gap: 10px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
  animation: floatIn 0.6s 2.2s both, floatBob 3s 2.8s infinite ease-in-out;
  z-index: 2;
}
.badge-emoji { font-size: 22px; }
.badge-text { font-size: 11px; line-height: 1.4; }
.badge-text strong { color: var(--accent); }

@keyframes floatIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@keyframes floatBob { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-5px); } }

.hero-scroll-hint { position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%); }
.scroll-dot { width: 6px; height: 6px; background: var(--gray-400); border-radius: 50%; animation: bounce 2s infinite; }
@keyframes bounce { 0%,100% { transform: translateY(0); opacity: 1; } 50% { transform: translateY(8px); opacity: 0.4; } }

/* ===== SECTION COMMONS ===== */
section { padding: 100px 0; }
.section-label { font-size: 12px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.section-title { font-size: clamp(32px, 4vw, 52px); font-weight: 900; letter-spacing: -1.5px; line-height: 1.1; margin-bottom: 20px; }
.section-sub { font-size: 18px; color: var(--gray-600); max-width: 600px; margin-bottom: 48px; line-height: 1.5; }

/* ===== PROBLEM ===== */
.problem { background: var(--gray-50); }
.problem-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 48px; }
.problem-card { background: var(--white); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); transition: transform 0.3s; }
.problem-card:hover { transform: translateY(-4px); }
.problem-icon { font-size: 32px; margin-bottom: 16px; }
.problem-card h3 { font-size: 20px; font-weight: 800; margin-bottom: 10px; }
.problem-card p { font-size: 15px; color: var(--gray-600); margin-bottom: 20px; line-height: 1.5; }
.problem-quote { font-size: 13px; font-style: italic; color: var(--gray-400); border-left: 3px solid var(--gray-200); padding-left: 12px; line-height: 1.5; }
.problem-quote span { display: block; margin-top: 4px; font-weight: 600; font-style: normal; }

/* ===== FOUNDER ===== */
.founder { background: var(--gray-50); padding: 80px 0; }
.founder-inner { max-width: 760px; margin: 0 auto; text-align: center; position: relative; }
.founder-quote-mark { font-size: 120px; line-height: 0.6; color: var(--accent); font-family: Georgia, serif; opacity: 0.25; position: absolute; top: -10px; left: -20px; }
.founder-quote { font-size: 22px; font-weight: 500; line-height: 1.65; color: var(--gray-800); font-style: italic; position: relative; z-index: 1; }
.founder-author { margin-top: 28px; font-size: 14px; font-weight: 700; color: var(--gray-400); letter-spacing: 0.04em; text-transform: uppercase; }
@media (max-width: 700px) { .founder-quote { font-size: 17px; } .founder-quote-mark { font-size: 80px; left: 0; } }

/* ===== INTRO ===== */
.intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.intro-text p { font-size: 17px; color: var(--gray-600); margin-bottom: 28px; line-height: 1.6; }
.intro-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.intro-list li { display: flex; align-items: center; gap: 10px; font-size: 16px; font-weight: 500; }
.check { display: flex; align-items: center; justify-content: center; width: 22px; height: 22px; background: var(--accent); color: var(--white); border-radius: 50%; font-size: 12px; font-weight: 700; flex-shrink: 0; }
.intro-image { position: relative; border-radius: var(--radius); overflow: hidden; height: 460px; box-shadow: var(--shadow-lg); }
.intro-image-badge { position: absolute; bottom: 20px; left: 20px; background: rgba(0,0,0,0.7); backdrop-filter: blur(10px); color: var(--white); font-size: 13px; font-weight: 700; padding: 8px 16px; border-radius: 100px; }

/* Product Variants */
.product-variants { display: flex; flex-direction: column; gap: 14px; margin-top: 4px; }
.variant-card { display: flex; gap: 16px; padding: 18px 20px; border-radius: var(--radius); border: 1.5px solid var(--gray-200); align-items: flex-start; transition: border-color 0.2s, box-shadow 0.2s; }
.variant-card:hover { border-color: var(--accent); box-shadow: 0 4px 20px rgba(91,255,124,0.10); }
.variant-icon { font-size: 28px; flex-shrink: 0; margin-top: 2px; }
.variant-title { font-size: 16px; font-weight: 800; color: var(--black); margin-bottom: 4px; }
.variant-sub { font-size: 14px; color: var(--gray-600); line-height: 1.5; margin-bottom: 8px; }
.variant-tag { display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: 0.04em; color: var(--accent); background: rgba(91,255,124,0.1); padding: 3px 10px; border-radius: 100px; text-transform: uppercase; }
.variant-extension { background: var(--white); }
.variant-standalone { background: var(--black); border-color: transparent; }
.variant-standalone .variant-title { color: var(--white); }
.variant-standalone .variant-sub { color: rgba(255,255,255,0.55); }
@media (max-width: 900px) { .intro-grid { grid-template-columns: 1fr; gap: 40px; } }

/* ===== WEAR SECTION ===== */
.wear { background: var(--white); }
.wear-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
  margin-bottom: 32px;
}
.wear-card {
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  border: 1.5px solid var(--gray-200);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.wear-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.wear-active {
  border-color: var(--accent);
  background: rgba(91,255,124,0.05);
}
.wear-planned {
  background: var(--gray-50);
  border-color: var(--gray-200);
}
.wear-icon { font-size: 48px; line-height: 1; margin-bottom: 4px; }
.wear-sport { font-size: 20px; font-weight: 800; color: var(--black); }
.wear-for { font-size: 14px; color: var(--gray-600); }
.wear-badge {
  margin-top: 4px;
  font-size: 10px; font-weight: 700; letter-spacing: 0.5px;
  text-transform: uppercase; padding: 4px 12px; border-radius: 100px;
}
.wear-badge-live { background: rgba(91,255,124,0.2); color: var(--accent-dark); }
.wear-badge-soon { background: var(--gray-100); color: var(--gray-600); }
.wear-note {
  text-align: center;
  font-size: 15px;
  color: var(--gray-600);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
  padding: 24px 0 0;
  border-top: 1px solid var(--gray-200);
}
@media (max-width: 600px) {
  .wear-grid { grid-template-columns: 1fr; }
}

/* ===== SPORTS ===== */
.sports { background: var(--black); color: var(--white); }
.sports .section-label { color: var(--accent); }
.sports .section-title { color: var(--white); }
.sports .section-sub { color: rgba(255,255,255,0.5); }

.sports-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 48px;
}

.sport-card {
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid rgba(255,255,255,0.08);
  transition: transform 0.3s, border-color 0.3s;
  background: rgba(255,255,255,0.04);
}
.sport-card:hover { transform: translateY(-4px); }

.sport-active {
  border-color: var(--accent);
  background: rgba(91,255,124,0.06);
}
.sport-coming { border-color: rgba(255,255,255,0.08); }
.sport-coming:hover { border-color: rgba(255,255,255,0.2); }
.sport-future {
  border: 1.5px dashed rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.02);
}

.sport-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 14px; }
.sport-icon { font-size: 36px; line-height: 1; }

.sport-badge {
  font-size: 10px; font-weight: 700; letter-spacing: 0.5px;
  text-transform: uppercase; padding: 4px 10px; border-radius: 100px;
}
.sport-badge-live { background: rgba(91,255,124,0.2); color: var(--accent); }
.sport-badge-soon { background: rgba(255,255,255,0.08); color: rgba(255,255,255,0.4); }
.sport-badge-future { background: rgba(255,107,0,0.12); color: var(--orange); }

.sport-card h3 { font-size: 20px; font-weight: 800; color: var(--white); margin-bottom: 8px; }
.sport-card > p { font-size: 13px; color: rgba(255,255,255,0.45); line-height: 1.5; margin-bottom: 18px; }

.sport-metrics { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.sport-metric { display: flex; align-items: center; gap: 8px; font-size: 12px; color: rgba(255,255,255,0.55); }
.sm-icon { font-size: 14px; flex-shrink: 0; }

.sport-exercises {
  font-size: 11px; color: rgba(255,255,255,0.2);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 12px; line-height: 1.5;
}
.sport-active .sport-exercises { color: rgba(91,255,124,0.4); border-top-color: rgba(91,255,124,0.15); }

.sport-vote { margin-top: 16px; }
.btn-sport-vote {
  display: inline-block; font-size: 13px; font-weight: 700;
  color: var(--orange); text-decoration: none;
  border: 1px solid rgba(255,107,0,0.3); padding: 8px 16px;
  border-radius: 100px; transition: all 0.2s;
}
.btn-sport-vote:hover { background: rgba(255,107,0,0.1); }

.sports-vision {
  margin-top: 40px; padding: 24px 28px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  display: flex; align-items: center; gap: 20px;
}
.sv-icon { font-size: 32px; flex-shrink: 0; }
.sv-text { font-size: 15px; color: rgba(255,255,255,0.5); line-height: 1.5; }
.sv-text strong { color: var(--white); display: block; margin-bottom: 4px; }

@media (max-width: 900px) {
  .sports-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .sports-grid { grid-template-columns: 1fr; }
}

/* ===== FEATURES ===== */
.features { background: var(--gray-50); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 48px; }
.feature-card { background: var(--white); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); transition: transform 0.3s; }
.feature-card:hover { transform: translateY(-3px); }
.feature-card.feature-large { grid-column: span 2; }
.feature-card.feature-dark { background: var(--black); color: var(--white); }
.feature-icon-wrap { font-size: 28px; margin-bottom: 16px; }
.feature-card h3 { font-size: 18px; font-weight: 800; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--gray-600); line-height: 1.5; }
.feature-card.feature-dark p { color: rgba(255,255,255,0.55); }
.feature-stat { margin-top: 24px; font-size: 42px; font-weight: 900; color: var(--accent); line-height: 1; }
.feature-stat span { display: block; font-size: 13px; font-weight: 500; color: var(--gray-400); margin-top: 4px; }
.feature-card.feature-dark .feature-stat span { color: rgba(255,255,255,0.4); }

/* ===== SMART COACH ===== */
.smart { background: var(--white); }
.smart-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; margin-top: 48px; }

.smart-notifications { display: flex; flex-direction: column; gap: 12px; }

.notif-card {
  display: flex; align-items: flex-start; gap: 14px;
  background: var(--white); border-radius: var(--radius-sm);
  padding: 16px; box-shadow: var(--shadow);
  border-left: 3px solid transparent;
  transition: transform 0.2s;
}
.notif-card:hover { transform: translateX(4px); }
.notif-card-icon { font-size: 22px; flex-shrink: 0; margin-top: 2px; }
.notif-card-app { font-size: 10px; font-weight: 700; letter-spacing: 0.5px; text-transform: uppercase; color: var(--gray-400); margin-bottom: 3px; }
.notif-card-title { font-size: 14px; font-weight: 700; color: var(--black); margin-bottom: 3px; line-height: 1.3; }
.notif-card-text { font-size: 12px; color: var(--gray-600); line-height: 1.4; }
.notif-card-time { font-size: 10px; color: var(--gray-400); margin-top: 4px; }

.notif-motivation { border-left-color: var(--accent); }
.notif-recovery { border-left-color: var(--blue); }
.notif-streak { border-left-color: var(--orange); }
.notif-pr { border-left-color: #ffd700; }
.notif-warning { border-left-color: #ff4444; }
.notif-goal { border-left-color: var(--accent); }

.smart-features { display: flex; flex-direction: column; gap: 28px; }
.smart-feature { display: flex; gap: 16px; align-items: flex-start; }
.sf-icon { font-size: 28px; flex-shrink: 0; width: 48px; height: 48px; background: var(--white); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow); }
.sf-content h3 { font-size: 17px; font-weight: 800; margin-bottom: 6px; }
.sf-content p { font-size: 14px; color: var(--gray-600); line-height: 1.5; }

/* ===== GAMIFICATION ===== */
.gamification { background: var(--black); color: var(--white); }
.gamification .section-label { color: var(--orange); }
.gamification .section-title { color: var(--white); }
.gamification .section-sub { color: rgba(255,255,255,0.5); }

.gami-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 48px; }

.gami-card {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius); padding: 32px;
}
.gami-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.gami-label { font-size: 11px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: rgba(255,255,255,0.3); }

/* Streak card */
.gami-streak { text-align: center; }
.streak-fire { font-size: 52px; line-height: 1; margin-bottom: 8px; animation: pulse 1.5s infinite; }
@keyframes pulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.08); } }
.streak-number { font-size: 72px; font-weight: 900; color: var(--orange); line-height: 1; letter-spacing: -2px; }
.streak-subtitle { font-size: 14px; color: rgba(255,255,255,0.4); margin-bottom: 20px; margin-top: 4px; }
.streak-week { display: flex; justify-content: center; gap: 6px; margin-bottom: 16px; }
.sw-day { text-align: center; font-size: 10px; font-weight: 700; color: rgba(255,255,255,0.3); }
.sw-dot { width: 28px; height: 28px; border-radius: 50%; margin-top: 4px; }
.sw-day.done .sw-dot { background: var(--orange); }
.sw-day.today .sw-dot { background: var(--white); box-shadow: 0 0 12px rgba(255,255,255,0.4); }
.sw-dot.sw-empty { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12); }
.gami-desc { font-size: 13px; color: rgba(255,255,255,0.35); line-height: 1.5; }

/* Achievements */
.achievements-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.achievement { text-align: center; }
.ach-icon { font-size: 28px; margin-bottom: 4px; line-height: 1; }
.ach-name { font-size: 10px; font-weight: 600; color: rgba(255,255,255,0.5); line-height: 1.2; }
.achievement.locked .ach-icon { filter: grayscale(1); opacity: 0.3; }
.achievement.locked .ach-name { color: rgba(255,255,255,0.15); }
.achievement.unlocked .ach-icon { filter: none; }

/* Challenge card */
.challenge-title { font-size: 20px; font-weight: 800; color: var(--white); margin-bottom: 16px; }
.challenge-timer { font-size: 12px; font-weight: 700; color: var(--orange); background: rgba(255,107,0,0.12); padding: 4px 10px; border-radius: 100px; }
.challenge-progress-wrap { margin-bottom: 16px; }
.challenge-bar { height: 8px; background: rgba(255,255,255,0.08); border-radius: 8px; overflow: hidden; margin-bottom: 8px; }
.challenge-bar-fill { height: 100%; background: linear-gradient(90deg, var(--accent), #00a8ff); border-radius: 8px; width: 0%; transition: width 1.5s ease; }
.challenge-nums { font-size: 13px; color: rgba(255,255,255,0.5); }
.challenge-nums span { font-weight: 800; color: var(--white); }
.challenge-participants { font-size: 12px; color: rgba(255,255,255,0.3); margin-bottom: 12px; }
.challenge-reward { font-size: 13px; font-weight: 600; color: #ffd700; background: rgba(255,215,0,0.08); border-radius: 8px; padding: 8px 12px; }

/* Level */
.level-display { text-align: center; margin-bottom: 20px; }
.level-badge { display: inline-flex; flex-direction: column; align-items: center; background: linear-gradient(135deg, var(--accent), #00a8ff); border-radius: 50%; width: 90px; height: 90px; justify-content: center; }
.level-number { font-size: 36px; font-weight: 900; color: var(--white); line-height: 1; }
.level-title { font-size: 9px; font-weight: 700; color: rgba(255,255,255,0.7); letter-spacing: 0.5px; text-transform: uppercase; }
.level-xp-wrap { margin-bottom: 16px; }
.level-xp-bar { height: 6px; background: rgba(255,255,255,0.08); border-radius: 6px; overflow: hidden; margin-bottom: 6px; }
.level-xp-fill { height: 100%; background: linear-gradient(90deg, var(--accent), #00a8ff); border-radius: 6px; width: 0%; transition: width 1.5s ease; }
.level-xp-text { font-size: 12px; color: rgba(255,255,255,0.35); }
.level-xp-text span { color: var(--white); font-weight: 700; }
.level-milestones { display: flex; justify-content: space-between; }
.lm { text-align: center; font-size: 11px; font-weight: 700; color: rgba(255,255,255,0.2); }
.lm span { display: block; font-size: 9px; font-weight: 500; }
.lm.done { color: var(--accent); }

/* ===== HOW IT WORKS ===== */
.steps { display: flex; align-items: flex-start; gap: 0; margin-top: 60px; }
.step { flex: 1; padding: 0 20px; text-align: center; }
.step-number { font-size: 48px; font-weight: 900; color: var(--gray-100); line-height: 1; margin-bottom: 16px; }
.step-content h3 { font-size: 20px; font-weight: 800; margin-bottom: 10px; }
.step-content p { font-size: 15px; color: var(--gray-600); line-height: 1.5; }
.step-divider { width: 1px; height: 80px; background: var(--gray-200); margin-top: 24px; flex-shrink: 0; }

/* ===== EXERCISES ===== */
.exercises { background: var(--gray-50); text-align: center; }
.exercises .section-sub { margin: 0 auto 40px; }
.exercise-chips { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.chip { padding: 10px 20px; border-radius: 100px; font-size: 14px; font-weight: 600; background: var(--white); color: var(--black); box-shadow: var(--shadow); border: 1.5px solid var(--gray-200); transition: all 0.2s; }
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip.chip-active { background: var(--black); color: var(--white); border-color: var(--black); }
.chip.chip-coming { color: var(--gray-400); border-style: dashed; }
.soon { display: inline-block; background: var(--gray-100); color: var(--gray-400); font-size: 10px; font-weight: 700; padding: 2px 6px; border-radius: 4px; margin-left: 6px; text-transform: uppercase; }

/* ===== COMPARE ===== */
.compare-table-wrap { overflow-x: auto; border-radius: var(--radius); box-shadow: var(--shadow); margin-top: 48px; }
.compare-table { width: 100%; border-collapse: collapse; background: var(--white); font-size: 15px; }
.compare-table th { padding: 20px 24px; text-align: center; font-size: 13px; font-weight: 700; color: var(--gray-400); text-transform: uppercase; letter-spacing: 0.5px; border-bottom: 1px solid var(--gray-100); background: var(--gray-50); }
.compare-table th:first-child { text-align: left; }
.compare-table td { padding: 16px 24px; text-align: center; border-bottom: 1px solid var(--gray-100); color: var(--gray-600); }
.compare-table td:first-child { text-align: left; font-weight: 600; color: var(--black); }
.compare-table tr:last-child td { border-bottom: none; }
.compare-table tr:hover td { background: var(--gray-50); }
.highlight-col { background: rgba(91,255,124,0.04) !important; border-left: 2px solid var(--accent); border-right: 2px solid var(--accent); }
.compare-table thead .highlight-col { color: var(--accent) !important; border-top: 2px solid var(--accent); }
.compare-table tr:last-child .highlight-col { border-bottom: 2px solid var(--accent); }
.yes { color: var(--accent); font-weight: 700; font-size: 16px; }
.no { color: #ff4444; font-size: 16px; }
.partial { color: #ff9500; font-size: 12px; font-weight: 600; }

/* ===== SCIENCE ===== */
.science { background: #0a0a0a; color: var(--white); }
.science .section-label { color: var(--accent); }
.science .section-title { color: var(--white); }
.science .section-sub { color: rgba(255,255,255,0.5); }
.science-pillars { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 56px; }
.science-pillar { background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); border-radius: var(--radius); padding: 36px; transition: border-color 0.3s; }
.science-pillar:hover { border-color: rgba(91,255,124,0.3); }
.science-pillar-icon { font-size: 30px; margin-bottom: 14px; }
.science-pillar h3 { font-size: 22px; font-weight: 800; color: var(--white); margin-bottom: 8px; }
.science-pillar-sub { font-size: 14px; color: rgba(255,255,255,0.4); margin-bottom: 24px; line-height: 1.5; }
.science-fact { background: rgba(91,255,124,0.07); border: 1px solid rgba(91,255,124,0.18); border-radius: var(--radius-sm); padding: 20px; margin-bottom: 20px; }
.science-fact-number { font-size: 36px; font-weight: 900; color: var(--accent); line-height: 1; margin-bottom: 6px; letter-spacing: -1px; }
.science-fact-label { font-size: 13px; color: rgba(255,255,255,0.5); line-height: 1.4; margin-bottom: 10px; }
.science-source { display: inline-block; font-size: 11px; font-weight: 600; color: var(--accent); text-decoration: none; opacity: 0.8; transition: opacity 0.2s; }
.science-source:hover { opacity: 1; text-decoration: underline; }
.science-detail { font-size: 14px; color: rgba(255,255,255,0.45); line-height: 1.6; margin-bottom: 16px; }
.science-detail strong { color: rgba(255,255,255,0.75); }
.science-paper { display: block; font-size: 12px; color: rgba(255,255,255,0.25); text-decoration: none; border-left: 2px solid rgba(255,255,255,0.08); padding-left: 12px; line-height: 1.5; font-style: italic; transition: color 0.2s, border-color 0.2s; }
.science-paper:hover { color: rgba(255,255,255,0.55); border-color: var(--accent); }
.science-cta { text-align: center; margin-top: 56px; padding-top: 48px; border-top: 1px solid rgba(255,255,255,0.07); }
.science-cta p { font-size: 18px; color: rgba(255,255,255,0.5); max-width: 560px; margin: 0 auto 28px; line-height: 1.5; }
.science-cta .btn-primary { background: var(--accent); color: var(--black); font-weight: 800; }

/* ===== TECH ===== */
.tech { background: var(--gray-50); }
.tech-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.tech-text p { font-size: 17px; color: var(--gray-600); margin-bottom: 40px; line-height: 1.6; }
.tech-stats { display: flex; gap: 32px; }
.tech-stat-number { font-size: 36px; font-weight: 900; letter-spacing: -1px; color: var(--black); line-height: 1; margin-bottom: 4px; }
.tech-stat-label { font-size: 12px; color: var(--gray-400); font-weight: 500; max-width: 100px; line-height: 1.3; }
.tech-visual { border-radius: var(--radius); overflow: hidden; height: 420px; box-shadow: var(--shadow-lg); }

/* ===== CONTACT / WAITLIST SECTION ===== */
.waitlist { background: var(--black); color: var(--white); text-align: center; }
.waitlist-inner .section-label { color: var(--accent); }
.waitlist-inner .section-title { color: var(--white); }
.waitlist-inner > p { font-size: 17px; color: rgba(255,255,255,0.5); margin-bottom: 36px; max-width: 480px; margin-left: auto; margin-right: auto; }

/* ===== FOOTER ===== */
.footer { background: var(--gray-50); padding: 40px 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px; }
.footer-brand p { font-size: 13px; color: var(--gray-400); margin-top: 4px; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a { font-size: 13px; color: var(--gray-600); text-decoration: none; transition: color 0.2s; }
.footer-links a:hover { color: var(--black); }
.footer-copy { font-size: 12px; color: var(--gray-400); width: 100%; text-align: center; padding-top: 20px; border-top: 1px solid var(--gray-200); margin-top: 10px; }

/* ===== ANIMATIONS ===== */
.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero { flex-direction: column; text-align: center; padding-top: 100px; }
  .hero-sub, .hero-bullets { max-width: 100%; }
  .hero-bullets { align-items: center; }
  .hero-buttons { justify-content: center; }
  .hero-visual { width: 100%; }
  .floating-notif { right: -20px; top: -30px; width: 180px; }
  .floating-badge { left: -20px; }
  .problem-cards { grid-template-columns: 1fr; }
  .intro-grid { grid-template-columns: 1fr; gap: 40px; }
  .intro-image { height: 300px; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .feature-card.feature-large { grid-column: span 2; }
  .smart-layout { grid-template-columns: 1fr; }
  .gami-grid { grid-template-columns: 1fr; }
  .steps { flex-direction: column; align-items: center; }
  .step-divider { width: 80px; height: 1px; margin: 0; }
  .tech-grid { grid-template-columns: 1fr; gap: 40px; }
  .tech-visual { height: 260px; }
  .science-pillars { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
}

@media (max-width: 600px) {
  section { padding: 70px 0; }
  .features-grid { grid-template-columns: 1fr; }
  .feature-card.feature-large { grid-column: span 1; }
  .tech-stats { flex-direction: column; gap: 20px; }
  .footer-inner { flex-direction: column; text-align: center; }
  .achievements-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ===== SKIP LINK (ACCESSIBILITY) ===== */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  background: #5BFF7C;
  color: #000;
  padding: 10px 20px;
  border-radius: 4px;
  z-index: 9999;
  transition: top 0.2s;
  text-decoration: none;
  font-weight: 700;
  font-size: 14px;
}
.skip-link:focus { top: 0; }

/* ===== NAV LOGO WITH IMAGE ===== */
.nav-logo { display: flex; align-items: center; gap: 10px; }
.nav-logo img { display: block; }

/* ===== CONCEPT BANNER ===== */
.concept-banner {
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  z-index: 99;
  background: #1a7a3c;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
  text-align: center;
  padding: 7px 16px;
  letter-spacing: 0.01em;
}

/* Push hero content below banner */
.hero { padding-top: 148px !important; }
@media (max-width: 900px) { .hero { padding-top: 140px !important; } }

/* ===== WAITLIST CONCEPT NOTE ===== */
.waitlist-concept-note {
  background: rgba(255, 200, 0, 0.12);
  border: 1px solid rgba(255, 200, 0, 0.3);
  border-radius: var(--radius-sm);
  color: #ffd060;
  font-size: 13px;
  line-height: 1.5;
  padding: 12px 18px;
  margin-bottom: 20px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== FOOTER LEGAL & CONCEPT ===== */
.footer-legal {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-legal a {
  font-size: 13px;
  color: var(--gray-600);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-legal a:hover { color: var(--black); text-decoration: underline; }
.footer-concept-note {
  font-size: 11px;
  color: var(--gray-400);
  margin-top: 2px;
  font-style: italic;
}

/* ===== MODAL ===== */
.ts-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.ts-modal-box {
  background: var(--white);
  border-radius: var(--radius);
  padding: 40px;
  max-width: 560px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-lg);
}
.ts-modal-box h2 {
  font-size: 24px;
  font-weight: 900;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}
.ts-modal-box p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.65;
  margin-bottom: 14px;
}
.ts-modal-box p strong { color: var(--black); }
.ts-modal-box a { color: var(--accent); }
.ts-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--gray-100);
  border: none;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.ts-modal-close:hover { background: var(--gray-200); }

/* ===== COOKIE BANNER ===== */
.ts-cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 998;
  background: var(--gray-800);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 14px 24px;
  flex-wrap: wrap;
}
.ts-cookie-banner p {
  font-size: 13px;
  color: rgba(255,255,255,0.75);
  margin: 0;
  line-height: 1.4;
}
.ts-cookie-banner button {
  background: var(--accent);
  color: var(--black);
  border: none;
  border-radius: 100px;
  padding: 8px 20px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  white-space: nowrap;
  transition: opacity 0.2s;
}

/* ===== IMAGE PLACEHOLDER ===== */
.img-placeholder {
  width: 100%;
  height: 100%;
  min-height: 320px;
  background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-200) 50%, var(--gray-100) 100%);
  background-size: 200% 200%;
  animation: shimmer 2.5s ease infinite;
  border-radius: var(--radius);
}
@keyframes shimmer {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ===== LANG TOGGLE ===== */
.lang-toggle {
  background: transparent;
  color: rgba(255,255,255,0.8);
  border: 1.5px solid rgba(255,255,255,0.35);
  border-radius: 6px;
  padding: 5px 12px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
  line-height: 1;
  flex-shrink: 0;
}
.lang-toggle:hover {
  color: var(--white);
  border-color: rgba(255,255,255,0.65);
  background: rgba(255,255,255,0.1);
}

/* ===== EXAMPLE NOTE ===== */
.example-note {
  font-size: 11px;
  font-weight: 600;
  color: var(--gray-400);
  font-style: italic;
  margin-left: 4px;
}
.ts-cookie-banner button:hover { opacity: 0.85; }