/* ══════════════════════════════════════════════════════════
   LifeTracker Landing — Dark Modern Design
   ══════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ─── Variables ─── */
:root {
  --bg:        #050b15;
  --bg-card:   #0d1526;
  --bg-card2:  #111c30;
  --border:    rgba(255,255,255,0.08);
  --text:      #f0f4ff;
  --text-sec:  #8892a4;
  --text-ter:  #4a5568;
  --green:     #4ade80;
  --green-dim: rgba(74,222,128,0.12);
  --blue:      #60a5fa;
  --blue-dim:  rgba(96,165,250,0.12);
  --purple:    #a855f7;
  --purple-dim:rgba(168,85,247,0.12);
  --orange:    #f97316;
  --orange-dim:rgba(249,115,22,0.12);
  --pink:      #f472b6;
  --pink-dim:  rgba(244,114,182,0.12);
  --teal:      #2dd4bf;
  --teal-dim:  rgba(45,212,191,0.12);
  --nav-h:     72px;
  --radius:    16px;
  --radius-lg: 24px;
  --shadow:    0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.5);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

[data-theme="light"] {
  --bg:        #f8faff;
  --bg-card:   #ffffff;
  --bg-card2:  #f1f5ff;
  --border:    rgba(0,0,0,0.08);
  --text:      #0f172a;
  --text-sec:  #475569;
  --text-ter:  #94a3b8;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
}

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

/* ─── Canvas partículas ─── */
#particles-canvas {
  position: fixed; inset: 0;
  pointer-events: none; z-index: 0;
  opacity: 0.4;
}

/* ─── Blobs de fondo ─── */
.bg-blob {
  position: fixed; border-radius: 50%;
  filter: blur(100px); opacity: 0.12;
  pointer-events: none; z-index: 0;
}
.blob-1 { width: 600px; height: 600px; background: var(--green);  top: -200px; left: -200px; animation: blobMove 12s ease-in-out infinite; }
.blob-2 { width: 500px; height: 500px; background: var(--purple); bottom: 10%; right: -150px; animation: blobMove 16s ease-in-out infinite reverse; }
.blob-3 { width: 400px; height: 400px; background: var(--blue);   top: 40%; left: 40%; animation: blobMove 10s ease-in-out infinite 3s; }

@keyframes blobMove {
  0%, 100% { transform: translate(0,0) scale(1); }
  33%       { transform: translate(30px,-20px) scale(1.05); }
  66%       { transform: translate(-20px,30px) scale(0.95); }
}

/* ─── Buttons ─── */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, var(--green), #22c55e);
  color: #052e16; font-weight: 700; font-size: 0.95rem;
  padding: 12px 24px; border-radius: 50px; border: none;
  cursor: pointer; transition: var(--transition);
  box-shadow: 0 4px 20px rgba(74,222,128,0.3);
  white-space: nowrap;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(74,222,128,0.4); }

.btn-lg { padding: 15px 32px; font-size: 1rem; }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--text);
  border: 1.5px solid var(--border); border-radius: 50px;
  padding: 12px 24px; font-size: 0.95rem; font-weight: 600;
  cursor: pointer; transition: var(--transition);
}
.btn-ghost:hover { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.2); }

.btn-premium {
  display: inline-flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, #f97316, #fb923c);
  color: white; font-weight: 700; font-size: 0.95rem;
  padding: 12px 24px; border-radius: 50px; border: none;
  cursor: pointer; transition: var(--transition);
  box-shadow: 0 4px 20px rgba(249,115,22,0.35);
}
.btn-premium:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(249,115,22,0.45); }

.btn-icon {
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255,255,255,0.06); border: 1px solid var(--border);
  color: var(--text); font-size: 1rem;
  cursor: pointer; transition: var(--transition);
  display: flex; align-items: center; justify-content: center;
}
.btn-icon:hover { background: rgba(255,255,255,0.12); }

/* ─── Gradients ─── */
.gradient-text {
  background: linear-gradient(135deg, var(--green), var(--blue), var(--purple));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Section Header ─── */
.section-header { text-align: center; max-width: 680px; margin: 0 auto 64px; }
.section-tag {
  display: inline-block; background: var(--green-dim);
  color: var(--green); font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 5px 14px; border-radius: 50px;
  border: 1px solid rgba(74,222,128,0.25); margin-bottom: 16px;
}
.section-header h2 { font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 800; line-height: 1.15; margin-bottom: 16px; }
.section-header p  { font-size: 1.05rem; color: var(--text-sec); }

/* ══════════════════════════════════════════════════════════
   NAV
   ══════════════════════════════════════════════════════════ */
#navbar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  transition: var(--transition);
}
#navbar.scrolled nav {
  background: rgba(5,11,21,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 clamp(20px, 5vw, 80px); height: var(--nav-h);
  transition: var(--transition);
}

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.25rem; font-weight: 800;
}
.logo-icon { font-size: 1.6rem; }
.logo-text { color: var(--text); }

.nav-links {
  display: flex; gap: 36px;
}
.nav-links a {
  font-size: 0.9rem; font-weight: 500; color: var(--text-sec);
  transition: var(--transition); position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -4px; left: 0;
  width: 0; height: 2px; background: var(--green);
  transition: var(--transition);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { width: 100%; }

.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-cta { padding: 10px 20px; font-size: 0.88rem; }

.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(--text); border-radius: 2px;
  transition: var(--transition);
}

.nav-mobile {
  display: none; flex-direction: column;
  background: rgba(5,11,21,0.98); padding: 20px;
  border-top: 1px solid var(--border); gap: 4px;
}
.nav-mobile a {
  padding: 12px 16px; border-radius: 10px;
  font-weight: 500; color: var(--text-sec);
  transition: var(--transition);
}
.nav-mobile a:hover { background: rgba(255,255,255,0.05); color: var(--text); }
.nav-mobile.open { display: flex; }

/* ══════════════════════════════════════════════════════════
   HERO
   ══════════════════════════════════════════════════════════ */
.hero {
  min-height: 100vh; padding-top: var(--nav-h);
  display: flex; align-items: center;
  padding-left: clamp(20px, 5vw, 80px);
  padding-right: clamp(20px, 5vw, 80px);
  gap: 60px; position: relative; z-index: 1;
}

.hero-content { flex: 1; max-width: 600px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(168,85,247,0.1); color: var(--purple);
  border: 1px solid rgba(168,85,247,0.25);
  padding: 6px 16px; border-radius: 50px;
  font-size: 0.82rem; font-weight: 600; margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 900;
  line-height: 1.1; margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.1rem; color: var(--text-sec);
  line-height: 1.7; margin-bottom: 36px;
  text-align: left; max-width: 520px;
}

.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 32px; }

.hero-platforms {
  display: flex; gap: 20px; flex-wrap: wrap;
}
.hero-platforms span {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.82rem; color: var(--text-ter);
  font-weight: 500;
}
.hero-platforms i { font-size: 1rem; }

/* Mockup */
.hero-visual { flex: 1; display: flex; justify-content: center; align-items: center; position: relative; }
.hero-mockup { position: relative; }

.mockup-phone {
  background: var(--bg-card); border-radius: 28px;
  border: 1.5px solid var(--border);
  width: 260px; padding: 24px;
  box-shadow: var(--shadow-lg), 0 0 60px rgba(74,222,128,0.08);
}
.mockup-screen { display: flex; flex-direction: column; gap: 12px; }
.mockup-nav-bar { display: flex; gap: 8px; align-items: center; }
.mockup-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--bg-card2); border: 1px solid var(--border);
  cursor: pointer; transition: var(--transition);
}
.mockup-dot.active { background: var(--green); border-color: var(--green); }

.mockup-habit { display: flex; flex-direction: column; gap: 8px; }
.mockup-habit-row {
  display: flex; align-items: center; gap: 8px;
  background: var(--bg-card2); border-radius: 10px; padding: 9px 12px;
  font-size: 0.8rem; font-weight: 500; color: var(--text-sec);
  border: 1px solid var(--border);
}
.mockup-habit-row.done { color: var(--green); background: var(--green-dim); border-color: rgba(74,222,128,0.2); }
.mockup-habit-row i { font-size: 0.9rem; }

.mockup-score { display: flex; align-items: center; gap: 10px; }
.mockup-score-bar {
  flex: 1; height: 6px; background: var(--bg-card2); border-radius: 3px; overflow: hidden;
}
.mockup-score-bar::after {
  content: ''; display: block; height: 100%;
  width: var(--pct); background: linear-gradient(90deg, var(--green), var(--blue));
  border-radius: 3px;
}
.mockup-score span { font-size: 0.75rem; color: var(--text-sec); white-space: nowrap; }

.mockup-bubble {
  display: flex; align-items: center; gap: 8px;
  background: linear-gradient(135deg, rgba(74,222,128,0.1), rgba(96,165,250,0.1));
  border: 1px solid rgba(74,222,128,0.2); border-radius: 12px;
  padding: 10px 12px; font-size: 0.78rem; font-weight: 500;
}
.mockup-mascot { font-size: 1.1rem; }

.hero-mascot-float {
  position: absolute; right: -80px; bottom: -20px;
  width: 160px; animation: float 4s ease-in-out infinite;
}
.hero-mascot-img { width: 100%; filter: drop-shadow(0 8px 24px rgba(74,222,128,0.3)); }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-16px); }
}

/* ══════════════════════════════════════════════════════════
   STATS
   ══════════════════════════════════════════════════════════ */
.stats {
  padding: 60px clamp(20px,5vw,80px);
  position: relative; z-index: 1;
}
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 2px; background: var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border);
}
.stat-item {
  background: var(--bg-card); padding: 40px 24px;
  text-align: center;
}
.stat-number {
  font-size: 3rem; font-weight: 900;
  background: linear-gradient(135deg, var(--green), var(--blue));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-suffix { font-size: 2rem; font-weight: 700; color: var(--green); }
.stat-item p { font-size: 0.85rem; color: var(--text-sec); margin-top: 6px; margin-bottom: 0; }

/* ══════════════════════════════════════════════════════════
   FEATURES
   ══════════════════════════════════════════════════════════ */
.features {
  padding: 100px clamp(20px,5vw,80px);
  position: relative; z-index: 1;
}
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px;
  transition: var(--transition); position: relative; overflow: hidden;
  cursor: default;
}
.feature-card::before {
  content: ''; position: absolute; inset: 0;
  opacity: 0; transition: var(--transition);
  border-radius: inherit;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.card-green  { --c: var(--green);  --cd: var(--green-dim); }
.card-blue   { --c: var(--blue);   --cd: var(--blue-dim); }
.card-purple { --c: var(--purple); --cd: var(--purple-dim); }
.card-orange { --c: var(--orange); --cd: var(--orange-dim); }
.card-pink   { --c: var(--pink);   --cd: var(--pink-dim); }
.card-teal   { --c: var(--teal);   --cd: var(--teal-dim); }

.feature-card:hover { border-color: var(--c); box-shadow: 0 0 30px rgba(0,0,0,0.3), 0 0 0 1px var(--c); }

.feature-icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: var(--cd); border: 1px solid rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; color: var(--c); margin-bottom: 20px;
}
.feature-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; }
.feature-card > p { font-size: 0.88rem; color: var(--text-sec); margin-bottom: 18px; line-height: 1.6; text-align: left; }

.feature-list { display: flex; flex-direction: column; gap: 7px; }
.feature-list li {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.82rem; color: var(--text-sec);
}
.feature-list li i { color: var(--c); font-size: 0.85rem; flex-shrink: 0; }

/* ══════════════════════════════════════════════════════════
   AI SECTION
   ══════════════════════════════════════════════════════════ */
.ai-section {
  padding: 100px clamp(20px,5vw,80px);
  display: flex; gap: 80px; align-items: center;
  position: relative; z-index: 1;
}
.ai-content { flex: 1; max-width: 540px; }
.ai-content .section-tag { text-align: left; display: inline-block; }
.ai-content h2 { font-size: clamp(1.8rem,3.5vw,2.8rem); font-weight: 800; line-height: 1.15; margin-bottom: 16px; }
.ai-content > p { font-size: 1rem; color: var(--text-sec); margin-bottom: 36px; text-align: left; }

.ai-features { display: flex; flex-direction: column; gap: 20px; margin-bottom: 36px; }
.ai-feature-item {
  display: flex; gap: 16px; align-items: flex-start;
}
.ai-feat-icon {
  width: 42px; height: 42px; flex-shrink: 0; border-radius: 12px;
  background: var(--purple-dim); border: 1px solid rgba(168,85,247,0.2);
  display: flex; align-items: center; justify-content: center;
  color: var(--purple); font-size: 1.1rem;
}
.ai-feature-item strong { display: block; font-size: 0.92rem; font-weight: 700; margin-bottom: 3px; }
.ai-feature-item span  { font-size: 0.82rem; color: var(--text-sec); }

.ai-visual { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 20px; position: relative; }

/* Chat mockup */
.ai-chat-mockup {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); width: 100%; max-width: 380px;
  overflow: hidden; box-shadow: var(--shadow-lg);
}
.ai-chat-header {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 20px; border-bottom: 1px solid var(--border);
}
.ai-avatar { font-size: 1.8rem; }
.ai-chat-header strong { display: block; font-size: 0.92rem; font-weight: 700; }
.ai-status { display: flex; align-items: center; gap: 5px; font-size: 0.72rem; color: var(--green); }
.ai-status i { font-size: 0.45rem; }

.ai-messages { display: flex; flex-direction: column; gap: 10px; padding: 16px 20px; }
.ai-msg { max-width: 82%; }
.ai-msg span {
  display: inline-block; padding: 10px 14px; border-radius: 14px;
  font-size: 0.82rem; line-height: 1.45;
}
.ai-msg.mascot span {
  background: var(--green-dim); color: var(--text);
  border-radius: 4px 14px 14px 14px; border: 1px solid rgba(74,222,128,0.2);
}
.ai-msg.user { align-self: flex-end; }
.ai-msg.user span {
  background: var(--blue-dim); color: var(--text);
  border-radius: 14px 4px 14px 14px; border: 1px solid rgba(96,165,250,0.2);
}
.ai-msg.typing span { background: var(--bg-card2); display: flex; gap: 4px; align-items: center; min-width: 50px; border: 1px solid var(--border); }
.ai-msg.typing .dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--text-sec);
  animation: typingDot 1.2s infinite;
}
.ai-msg.typing .dot:nth-child(2) { animation-delay: 0.2s; }
.ai-msg.typing .dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes typingDot {
  0%,60%,100% { opacity: 0.3; transform: scale(1); }
  30%          { opacity: 1; transform: scale(1.2); }
}
.ai-input-mock {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; border-top: 1px solid var(--border);
  font-size: 0.82rem; color: var(--text-ter);
}
.ai-input-mock i { font-size: 1.4rem; color: var(--green); }

.ai-mascot-wrap { position: relative; }
.ai-mascot-img { width: 120px; filter: drop-shadow(0 8px 24px rgba(168,85,247,0.4)); animation: float 4s ease-in-out infinite; }
.ai-mascot-glow {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 160px; height: 160px; border-radius: 50%;
  background: radial-gradient(circle, rgba(168,85,247,0.2), transparent 70%);
  pointer-events: none;
}

/* ══════════════════════════════════════════════════════════
   PLATFORMS
   ══════════════════════════════════════════════════════════ */
.platforms {
  padding: 100px clamp(20px,5vw,80px);
  position: relative; z-index: 1;
}
.platforms-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.platform-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 36px 32px;
  text-align: center; transition: var(--transition); position: relative;
}
.platform-card:hover { transform: translateY(-6px); border-color: rgba(255,255,255,0.15); box-shadow: var(--shadow-lg); }
.platform-card.featured {
  border-color: var(--green); background: linear-gradient(135deg, rgba(74,222,128,0.06), var(--bg-card));
  box-shadow: 0 0 40px rgba(74,222,128,0.12);
}
.platform-star {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--green); color: #052e16;
  font-size: 0.72rem; font-weight: 700;
  padding: 4px 14px; border-radius: 50px;
  white-space: nowrap;
}
.platform-icon {
  width: 72px; height: 72px; border-radius: 20px;
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; margin: 0 auto 20px;
}
.platform-icon.android { background: rgba(61,220,132,0.12); color: #3ddc84; }
.platform-icon.web     { background: var(--green-dim); color: var(--green); }
.platform-icon.desktop { background: var(--blue-dim); color: var(--blue); }
.platform-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.platform-card p  { font-size: 0.85rem; color: var(--text-sec); margin-bottom: 16px; }
.platform-badge {
  display: inline-block; background: var(--bg-card2);
  border: 1px solid var(--border); border-radius: 50px;
  padding: 4px 14px; font-size: 0.75rem; color: var(--text-sec);
}

/* ══════════════════════════════════════════════════════════
   PRICING
   ══════════════════════════════════════════════════════════ */
.pricing {
  padding: 100px clamp(20px,5vw,80px);
  position: relative; z-index: 1;
}
.pricing-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px; align-items: start;
}
.pricing-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 36px 32px;
  transition: var(--transition); position: relative;
}
.pricing-card:hover { transform: translateY(-4px); }
.pricing-card.featured {
  border-color: var(--green); background: linear-gradient(135deg, rgba(74,222,128,0.07), var(--bg-card));
  box-shadow: 0 0 60px rgba(74,222,128,0.15), var(--shadow-lg);
  transform: scale(1.04);
}
.pricing-card.featured:hover { transform: scale(1.04) translateY(-4px); }
.plan-popular {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--green), #22c55e); color: #052e16;
  font-size: 0.72rem; font-weight: 700;
  padding: 4px 14px; border-radius: 50px; white-space: nowrap;
}
.plan-header { margin-bottom: 28px; }
.plan-name { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-sec); }
.premium-name { color: var(--orange) !important; }
.premium-name i { font-size: 0.8rem; }
.plan-price { display: flex; align-items: baseline; gap: 4px; margin: 10px 0 4px; }
.price-amount { font-size: 2.8rem; font-weight: 900; line-height: 1; }
.price-currency { font-size: 0.85rem; color: var(--text-sec); }
.plan-header > p { font-size: 0.82rem; color: var(--text-sec); margin: 0; text-align: left; }

.plan-features { display: flex; flex-direction: column; gap: 11px; margin-bottom: 28px; }
.plan-features li {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.85rem;
}
.plan-features li.ok { color: var(--text); }
.plan-features li.no { color: var(--text-ter); }
.plan-features li.ok i { color: var(--green); flex-shrink: 0; }
.plan-features li.no i { color: var(--text-ter); flex-shrink: 0; }
.plan-btn { width: 100%; justify-content: center; }

/* ══════════════════════════════════════════════════════════
   DOWNLOAD
   ══════════════════════════════════════════════════════════ */
.download {
  padding: 100px clamp(20px,5vw,80px);
  position: relative; z-index: 1;
}
.download-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.download-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 40px 32px;
  text-align: center; transition: var(--transition);
}
.download-card:hover { transform: translateY(-6px); border-color: rgba(255,255,255,0.15); box-shadow: var(--shadow-lg); }
.dl-icon {
  width: 80px; height: 80px; border-radius: 22px;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.2rem; margin: 0 auto 20px;
}
.dl-icon.android { background: rgba(61,220,132,0.12); color: #3ddc84; }
.dl-icon.web     { background: var(--green-dim); color: var(--green); }
.dl-icon.windows { background: var(--blue-dim); color: var(--blue); }
.download-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 8px; }
.download-card > p { font-size: 0.85rem; color: var(--text-sec); margin-bottom: 24px; }
.dl-btn { width: 100%; justify-content: center; }

/* ══════════════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════════════ */
footer {
  border-top: 1px solid var(--border); position: relative; z-index: 1;
  padding: 64px clamp(20px,5vw,80px) 32px;
}
.footer-top {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px; margin-bottom: 48px;
}
.footer-brand .footer-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.2rem; font-weight: 800; margin-bottom: 14px;
}
.footer-brand p { font-size: 0.85rem; color: var(--text-sec); max-width: 280px; margin-bottom: 20px; text-align: left; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--bg-card2); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem; color: var(--text-sec);
  transition: var(--transition);
}
.footer-social a:hover { color: var(--text); border-color: rgba(255,255,255,0.2); }
.footer-col h4 { font-size: 0.82rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-sec); margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 0.85rem; color: var(--text-sec); transition: var(--transition); }
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  border-top: 1px solid var(--border); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
}
.footer-bottom p { font-size: 0.82rem; color: var(--text-ter); margin: 0; text-align: left; }

/* ══════════════════════════════════════════════════════════
   LIGHT THEME
   ══════════════════════════════════════════════════════════ */
[data-theme="light"] #particles-canvas { opacity: 0.15; }
[data-theme="light"] .bg-blob { opacity: 0.06; }
[data-theme="light"] .mockup-phone,
[data-theme="light"] .ai-chat-mockup,
[data-theme="light"] .feature-card,
[data-theme="light"] .platform-card,
[data-theme="light"] .pricing-card,
[data-theme="light"] .download-card { box-shadow: 0 4px 20px rgba(0,0,0,0.08); }

/* ══════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .features-grid    { grid-template-columns: repeat(2, 1fr); }
  .hero-mascot-float { right: -40px; width: 120px; }
}

@media (max-width: 900px) {
  .hero        { flex-direction: column; text-align: center; padding-top: calc(var(--nav-h) + 40px); }
  .hero-content { max-width: 100%; }
  .hero-subtitle { margin: 0 auto 36px; }
  .hero-btns   { justify-content: center; }
  .hero-platforms { justify-content: center; }
  .hero-visual { width: 100%; }
  .hero-mascot-float { right: -20px; }
  .ai-section  { flex-direction: column; }
  .ai-content  { max-width: 100%; }
  .stats-grid  { grid-template-columns: repeat(2, 1fr); }
  .platforms-grid,
  .pricing-grid,
  .download-grid { grid-template-columns: 1fr 1fr; }
  .pricing-card.featured { transform: none; }
  .footer-top  { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .nav-links, .nav-actions .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .features-grid, .platforms-grid, .pricing-grid, .download-grid { grid-template-columns: 1fr; }
  .stats-grid  { grid-template-columns: 1fr 1fr; }
  .footer-top  { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .pricing-card.featured { transform: none; }
  .hero-visual { display: none; }
}