:root {
  --bg-primary: #07070f;
  --bg-secondary: #0d0d1a;
  --bg-card: rgba(15, 15, 35, 0.7);
  --bg-glass: rgba(20, 20, 50, 0.5);
  --bg-glass-hover: rgba(30, 30, 65, 0.6);
  --surface: #111128;
  --border: rgba(120, 80, 255, 0.15);
  --border-glow: rgba(120, 80, 255, 0.4);
  --text-primary: #f0f0ff;
  --text-secondary: #a0a0c0;
  --text-muted: #6a6a8a;
  --accent: #7c3aed;
  --accent-light: #a78bfa;
  --accent-dark: #5b21b6;
  --gradient-primary: linear-gradient(135deg, #7c3aed, #3b82f6);
  --gradient-hero-1: linear-gradient(135deg, #1a0533, #0a1628);
  --gradient-hero-2: linear-gradient(135deg, #0a1628, #0f2027);
  --gradient-hero-3: linear-gradient(135deg, #1a0533, #1a1a2e);
  --success: #10b981;
  --error: #ef4444;
  --info: #3b82f6;
  --warning: #f59e0b;
  --gold: linear-gradient(135deg, #f59e0b, #d97706);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 30px rgba(124,58,237,0.2);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --header-h: 70px;
  --mobile-nav-h: 65px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font);
  background: var(--bg-primary);
  background-image: radial-gradient(ellipse at 20% 50%, rgba(124,58,237,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(59,130,246,0.06) 0%, transparent 50%);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--accent-dark); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

a { color: var(--accent-light); text-decoration: none; transition: color var(--transition); }
a:hover { color: #c4b5fd; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; border: none; outline: none; }
input[type="file"] { cursor: pointer; }
ul { list-style: none; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }

.page { display: none; animation: fadeInUp 0.4s ease; }
.page.active { display: block; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 28px; border-radius: var(--radius-md); font-size: 15px; font-weight: 600;
  transition: all var(--transition); border: none; outline: none; white-space: nowrap;
  position: relative; overflow: hidden;
}
.btn-primary {
  background: var(--gradient-primary); color: #fff;
  box-shadow: 0 4px 15px rgba(124,58,237,0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 25px rgba(124,58,237,0.45); }
.btn-secondary { background: var(--bg-glass); color: var(--text-primary); border: 1px solid var(--border); backdrop-filter: blur(10px); }
.btn-secondary:hover { background: var(--bg-glass-hover); border-color: var(--border-glow); }
.btn-outline { background: transparent; color: var(--accent-light); border: 2px solid var(--accent); }
.btn-outline:hover { background: rgba(124,58,237,0.1); transform: translateY(-2px); }
.btn-lg { padding: 15px 36px; font-size: 16px; }
.btn-block { width: 100%; }
.btn-danger { color: var(--error); border-color: var(--error); }
.btn-danger:hover { background: rgba(239,68,68,0.1); }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none !important; }

.btn-google-login {
  background: #fff; color: #333; padding: 10px 20px; border-radius: var(--radius-md);
  font-weight: 600; font-size: 14px; gap: 10px; box-shadow: var(--shadow-sm);
}
.btn-google-login:hover { background: #f5f5f5; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.google-icon { flex-shrink: 0; }

.btn-spinner {
  display: inline-block; width: 18px; height: 18px; border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff; border-radius: 50%; animation: spin 0.7s linear infinite;
}

.badge { display: inline-block; padding: 4px 14px; border-radius: 20px; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; }
.badge-success { background: rgba(16,185,129,0.15); color: var(--success); border: 1px solid rgba(16,185,129,0.3); }
.badge-plan { background: rgba(100,100,120,0.2); color: var(--text-secondary); border: 1px solid rgba(100,100,120,0.3); }
.badge-plan-pro { background: rgba(124,58,237,0.15); color: var(--accent-light); border: 1px solid rgba(124,58,237,0.3); }
.badge-plan-ultra { background: rgba(245,158,11,0.15); color: var(--warning); border: 1px solid rgba(245,158,11,0.3); }

/* ===== HEADER ===== */
.app-header {
  position: fixed; top: 0; left: 0; right: 0; height: var(--header-h); z-index: 1000;
  background: rgba(7,7,15,0.8); backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid var(--border); transition: all var(--transition);
}
.header-inner {
  max-width: 1200px; margin: 0 auto; padding: 0 20px; height: 100%;
  display: flex; align-items: center; justify-content: space-between;
}
.header-logo-link { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.header-logo { width: 38px; height: 38px; border-radius: var(--radius-sm); }
.header-brand {
  font-size: 20px; font-weight: 800; letter-spacing: -0.3px;
  background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.main-nav { display: flex; }
.nav-list { display: flex; gap: 6px; }
.nav-link {
  color: var(--text-secondary); padding: 8px 16px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 500; transition: all var(--transition); position: relative;
}
.nav-link::after {
  content: ''; position: absolute; bottom: 2px; left: 50%; width: 0; height: 2px;
  background: var(--gradient-primary); transition: all var(--transition); transform: translateX(-50%); border-radius: 2px;
}
.nav-link:hover { color: var(--text-primary); }
.nav-link:hover::after { width: 60%; }
.nav-link.active { color: var(--accent-light); }
.nav-link.active::after { width: 60%; box-shadow: 0 0 8px rgba(124,58,237,0.5); }

.header-actions { display: flex; align-items: center; gap: 12px; }

.user-profile-pill {
  display: flex; align-items: center; gap: 8px; padding: 5px 14px 5px 5px;
  background: var(--bg-glass); border: 1px solid var(--border); border-radius: 50px;
  backdrop-filter: blur(10px); text-decoration: none; transition: all var(--transition);
}
.user-profile-pill:hover { border-color: var(--border-glow); background: var(--bg-glass-hover); }
.pill-avatar { width: 30px; height: 30px; border-radius: 50%; object-fit: cover; }
.pill-name { font-size: 13px; font-weight: 600; color: var(--text-primary); }

.mobile-menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; background: none; }
.hamburger-line { width: 22px; height: 2px; background: var(--text-primary); border-radius: 2px; transition: all var(--transition); }
.mobile-menu-open .hamburger-line:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.mobile-menu-open .hamburger-line:nth-child(2) { opacity: 0; }
.mobile-menu-open .hamburger-line:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ===== APP MAIN ===== */
.app-main { padding-top: var(--header-h); min-height: calc(100vh - var(--header-h)); }
.page-container { padding: 50px 0 80px; }
.page-header { text-align: center; margin-bottom: 50px; }
.page-title { font-size: 36px; font-weight: 800; margin-bottom: 12px; background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.page-description { color: var(--text-secondary); font-size: 17px; max-width: 600px; margin: 0 auto; }
.section-title { font-size: 32px; font-weight: 800; text-align: center; margin-bottom: 10px; }
.section-subtitle { text-align: center; color: var(--text-secondary); margin-bottom: 50px; font-size: 16px; }

/* ===== HERO SLIDER ===== */
#heroSlider { position: relative; width: 100%; height: 85vh; min-height: 500px; max-height: 800px; overflow: hidden; }
.hero-slides-wrapper { position: relative; width: 100%; height: 100%; }
.hero-slide {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: translateY(20px); transition: opacity 0.8s ease, transform 0.8s ease;
  will-change: opacity, transform; pointer-events: none;
}
.hero-slide.active { opacity: 1; transform: translateY(0); pointer-events: auto; z-index: 2; }
.hero-slide-bg { position: absolute; inset: 0; }
.hero-bg-1 { background: var(--gradient-hero-1); }
.hero-bg-2 { background: var(--gradient-hero-2); }
.hero-bg-3 { background: var(--gradient-hero-3); }
.hero-slide-bg::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(124,58,237,0.12) 0%, transparent 60%),
    radial-gradient(circle at 70% 30%, rgba(59,130,246,0.1) 0%, transparent 50%);
  animation: pulseGlow 6s ease-in-out infinite alternate;
}
.hero-slide-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(7,7,15,0.9) 100%); }
.hero-slide-content { position: relative; z-index: 3; text-align: center; padding: 0 20px; max-width: 750px; }
.hero-title { font-size: clamp(32px, 5vw, 56px); font-weight: 900; line-height: 1.15; margin-bottom: 18px; letter-spacing: -1px; }
.hero-subtitle { font-size: clamp(15px, 2vw, 19px); color: var(--text-secondary); margin-bottom: 35px; line-height: 1.7; }
.hero-cta-group { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.hero-dots { position: absolute; bottom: 35px; left: 50%; transform: translateX(-50%); z-index: 10; display: flex; gap: 12px; }
.hero-dot {
  width: 12px; height: 12px; border-radius: 50%; border: 2px solid rgba(255,255,255,0.3);
  background: transparent; cursor: pointer; transition: all var(--transition); padding: 0;
}
.hero-dot:hover { border-color: rgba(255,255,255,0.6); }
.hero-dot.active { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 12px rgba(124,58,237,0.6); transform: scale(1.2); }

/* ===== HOME FEATURES ===== */
.home-features { padding: 80px 0; }
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 36px 28px; text-align: center; transition: all var(--transition);
  backdrop-filter: blur(10px);
}
.feature-card:hover { transform: translateY(-6px); border-color: var(--border-glow); box-shadow: var(--shadow-glow); }
.feature-icon { color: var(--accent-light); margin-bottom: 20px; }
.feature-title { font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.feature-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

/* ===== HOME STATS ===== */
.home-stats { padding: 60px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-item { padding: 30px; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); backdrop-filter: blur(8px); }
.stat-number { display: block; font-size: 36px; font-weight: 800; background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; margin-bottom: 6px; }
.stat-label { font-size: 14px; color: var(--text-secondary); }

/* ===== DROP ZONE ===== */
.drop-zone {
  border: 2px dashed var(--border-glow); border-radius: var(--radius-xl); padding: 60px 30px;
  text-align: center; cursor: pointer; transition: all var(--transition);
  background: rgba(124,58,237,0.03); position: relative;
}
.drop-zone:hover, .drop-zone.drag-over {
  border-color: var(--accent); background: rgba(124,58,237,0.08);
  box-shadow: inset 0 0 40px rgba(124,58,237,0.08), 0 0 20px rgba(124,58,237,0.1);
}
.drop-zone-icon { color: var(--accent-light); margin-bottom: 16px; opacity: 0.7; }
.drop-zone-title { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.drop-zone-text { color: var(--text-secondary); font-size: 15px; margin-bottom: 8px; }
.drop-zone-hint { color: var(--text-muted); font-size: 13px; }
.file-input-hidden { position: absolute; inset: 0; opacity: 0; cursor: pointer; }

.upload-actions { display: flex; align-items: center; gap: 16px; margin-top: 20px; }
.file-name-display { color: var(--text-secondary); font-size: 14px; }

/* ===== PROCESSING STATE ===== */
.processing-state { text-align: center; padding: 40px 0; }
.progress-circle-wrapper { position: relative; display: inline-block; margin-bottom: 30px; }
.progress-circle { transform: rotate(-90deg); }
.progress-bg { stroke: rgba(124,58,237,0.15); }
.progress-ring { stroke: url(#progressGrad); stroke: var(--accent); stroke-linecap: round; transition: stroke-dashoffset 0.3s ease; }
.progress-text { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; }
.progress-percent { font-size: 32px; font-weight: 800; background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.processing-title { font-size: 22px; font-weight: 700; margin-bottom: 10px; }
.processing-status { color: var(--text-secondary); margin-bottom: 30px; }

.processing-steps { display: flex; justify-content: center; gap: 30px; flex-wrap: wrap; }
.step { display: flex; align-items: center; gap: 8px; color: var(--text-muted); font-size: 14px; transition: all var(--transition); }
.step-indicator { width: 10px; height: 10px; border-radius: 50%; background: var(--text-muted); transition: all var(--transition); }
.step.step-active { color: var(--accent-light); }
.step.step-active .step-indicator { background: var(--accent); box-shadow: 0 0 10px rgba(124,58,237,0.5); animation: progressPulse 1.5s ease infinite; }
.step.step-done { color: var(--success); }
.step.step-done .step-indicator { background: var(--success); }

/* ===== RESULT STATE ===== */
.result-state { text-align: center; padding: 30px 0; }
.result-title { font-size: 28px; font-weight: 800; margin-bottom: 25px; color: var(--success); }
.video-preview-wrapper { max-width: 700px; margin: 0 auto 25px; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); }
.video-preview { width: 100%; display: block; background: #000; }
.result-info { margin-bottom: 20px; }
.result-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== IMAGE ENHANCE ===== */
.usage-counter {
  max-width: 500px; margin: 0 auto 35px; padding: 20px 25px;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
}
.usage-info { display: flex; justify-content: space-between; margin-bottom: 10px; }
.usage-label { color: var(--text-secondary); font-size: 14px; }
.usage-value { font-weight: 700; font-size: 14px; }
.usage-bar { width: 100%; height: 6px; background: rgba(124,58,237,0.15); border-radius: 3px; overflow: hidden; }
.usage-bar-fill { height: 100%; background: var(--gradient-primary); border-radius: 3px; transition: width 0.5s ease; }

.image-compare-container { max-width: 700px; margin: 0 auto 30px; }
.image-compare-slider {
  position: relative; overflow: hidden; border-radius: var(--radius-lg);
  border: 1px solid var(--border); aspect-ratio: 16/10; background: var(--bg-secondary);
}
.compare-before, .compare-after { position: absolute; inset: 0; }
.compare-before img, .compare-after img { width: 100%; height: 100%; object-fit: cover; }
.compare-after { clip-path: inset(0 0 0 50%); }
.compare-label {
  position: absolute; bottom: 12px; padding: 4px 14px; background: rgba(0,0,0,0.7);
  border-radius: 20px; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px;
}
.compare-label-before { left: 12px; }
.compare-label-after { right: 12px; }
.compare-handle {
  position: absolute; top: 0; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 4px; cursor: ew-resize; z-index: 5; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
}
.compare-handle-line { flex: 1; width: 2px; background: rgba(255,255,255,0.7); }
.compare-handle-icon {
  width: 40px; height: 40px; border-radius: 50%; background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 15px rgba(124,58,237,0.5); color: #fff; flex-shrink: 0;
}
.enhance-actions { max-width: 500px; margin: 0 auto; display: flex; gap: 12px; flex-wrap: wrap; }

/* ===== PLAN CARDS ===== */
.plans-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; max-width: 1000px; margin: 0 auto; align-items: start; }
.plan-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-xl);
  padding: 40px 30px; text-align: center; transition: all var(--transition);
  backdrop-filter: blur(10px); position: relative;
}
.plan-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-glow); border-color: var(--border-glow); }
.plan-card.plan-active { border-color: var(--accent); box-shadow: 0 0 30px rgba(124,58,237,0.25); }
.plan-card-featured { border-color: var(--accent); background: linear-gradient(180deg, rgba(124,58,237,0.1) 0%, var(--bg-card) 50%); }
.plan-popular-tag {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--gradient-primary); color: #fff; padding: 5px 22px;
  border-radius: 20px; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px;
}
.plan-header { margin-bottom: 30px; }
.plan-badge { font-size: 13px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; font-weight: 600; }
.plan-badge-pro { color: var(--accent-light); }
.plan-badge-ultra { color: var(--warning); }
.plan-name { font-size: 28px; font-weight: 900; margin: 8px 0 16px; }
.plan-price { display: flex; align-items: baseline; justify-content: center; gap: 2px; }
.price-currency { font-size: 22px; font-weight: 700; color: var(--text-secondary); }
.price-amount { font-size: 52px; font-weight: 900; line-height: 1; }
.price-period { font-size: 14px; color: var(--text-muted); margin-left: 4px; }

.plan-features { margin-bottom: 30px; }
.plan-feature { display: flex; align-items: center; gap: 10px; padding: 10px 0; font-size: 14px; color: var(--text-secondary); text-align: left; }
.plan-feature svg { flex-shrink: 0; color: var(--success); }
.plan-feature.disabled { opacity: 0.4; }
.plan-feature.disabled svg { color: var(--text-muted); }

/* ===== PROFILE ===== */
.profile-login-prompt { text-align: center; padding: 60px 20px; }
.login-prompt-icon { color: var(--text-muted); margin-bottom: 20px; }
.login-prompt-title { font-size: 26px; font-weight: 700; margin-bottom: 12px; }
.login-prompt-text { color: var(--text-secondary); margin-bottom: 30px; max-width: 450px; margin-left: auto; margin-right: auto; }

.profile-card {
  max-width: 600px; margin: 0 auto; padding: 40px;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-xl);
  backdrop-filter: blur(10px);
}
.profile-avatar-section { display: flex; align-items: center; gap: 20px; margin-bottom: 35px; }
.profile-avatar { width: 80px; height: 80px; border-radius: 50%; border: 3px solid var(--accent); object-fit: cover; box-shadow: 0 0 20px rgba(124,58,237,0.3); }
.profile-name { font-size: 22px; font-weight: 700; }
.profile-email { color: var(--text-secondary); font-size: 14px; margin-bottom: 8px; }

.profile-stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-bottom: 30px; }
.profile-stat {
  padding: 20px; text-align: center; background: rgba(124,58,237,0.05);
  border: 1px solid var(--border); border-radius: var(--radius-md);
}
.profile-stat-value { display: block; font-size: 28px; font-weight: 800; color: var(--accent-light); margin-bottom: 4px; }
.profile-stat-label { font-size: 13px; color: var(--text-muted); }
.profile-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ===== LEGAL PAGES ===== */
.legal-page { max-width: 800px; margin: 0 auto; }
.legal-effective { color: var(--text-muted); font-size: 14px; }
.legal-content h2 { font-size: 22px; font-weight: 700; margin: 30px 0 12px; color: var(--text-primary); }
.legal-content h3 { font-size: 17px; font-weight: 600; margin: 20px 0 8px; color: var(--text-secondary); }
.legal-content p { color: var(--text-secondary); line-height: 1.8; margin-bottom: 14px; font-size: 15px; }
.contact-details { display: flex; flex-direction: column; gap: 20px; margin-top: 20px; }
.contact-item { display: flex; gap: 16px; align-items: flex-start; color: var(--text-secondary); }
.contact-item svg { flex-shrink: 0; color: var(--accent-light); margin-top: 2px; }
.contact-item strong { display: block; color: var(--text-primary); margin-bottom: 4px; }

/* ===== FOOTER ===== */
.app-footer { background: var(--bg-secondary); border-top: 1px solid var(--border); padding: 60px 0 30px; }
.footer-inner { max-width: 1200px; margin: 0 auto; padding: 0 20px; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.footer-logo { width: 36px; height: 36px; border-radius: var(--radius-sm); margin-bottom: 10px; }
.footer-brand-name { font-size: 18px; font-weight: 800; display: block; margin-bottom: 6px; background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.footer-tagline { color: var(--text-muted); font-size: 14px; }
.footer-heading { font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px; color: var(--text-primary); }
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: var(--text-secondary); font-size: 14px; transition: color var(--transition); }
.footer-links a:hover { color: var(--accent-light); }
.footer-bottom { grid-column: 1 / -1; text-align: center; padding-top: 30px; border-top: 1px solid var(--border); }
.footer-copyright { color: var(--text-muted); font-size: 13px; }

/* ===== TOAST ===== */
.toast-container { position: fixed; top: 90px; right: 20px; z-index: 9999; display: flex; flex-direction: column; gap: 10px; max-width: 380px; }
.toast {
  display: flex; align-items: center; gap: 12px; padding: 14px 18px;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-md);
  backdrop-filter: blur(20px); box-shadow: var(--shadow-lg);
  transform: translateX(120%); transition: all 0.3s ease; font-size: 14px;
}
.toast-visible { transform: translateX(0); }
.toast-hiding { opacity: 0; transform: translateX(120%); }
.toast-success { border-color: rgba(16,185,129,0.4); }
.toast-success .toast-icon { color: var(--success); }
.toast-error { border-color: rgba(239,68,68,0.4); }
.toast-error .toast-icon { color: var(--error); }
.toast-info { border-color: rgba(59,130,246,0.4); }
.toast-info .toast-icon { color: var(--info); }
.toast-icon { flex-shrink: 0; }
.toast-message { flex: 1; color: var(--text-primary); }
.toast-close { background: none; color: var(--text-muted); font-size: 18px; padding: 0; line-height: 1; transition: color var(--transition); }
.toast-close:hover { color: var(--text-primary); }

/* ===== MOBILE BOTTOM NAV ===== */
.mobile-bottom-nav {
  display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(7,7,15,0.92); backdrop-filter: blur(20px); border-top: 1px solid var(--border);
  height: var(--mobile-nav-h); padding: 0 10px;
  justify-content: space-around; align-items: center;
}
.mobile-nav-item {
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  color: var(--text-muted); font-size: 11px; font-weight: 600; text-decoration: none;
  padding: 6px 10px; transition: all var(--transition); border-radius: var(--radius-sm);
}
.mobile-nav-item svg { transition: all var(--transition); }
.mobile-nav-item.active { color: var(--accent-light); }
.mobile-nav-item.active svg { filter: drop-shadow(0 0 6px rgba(124,58,237,0.5)); }
.mobile-nav-item:hover { color: var(--accent-light); }

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes pulseGlow { 0% { opacity: 0.6; } 100% { opacity: 1; } }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes progressPulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.4); opacity: 0.6; } }
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 992px) {
  .main-nav { display: none; position: fixed; top: var(--header-h); left: 0; right: 0; background: rgba(7,7,15,0.95); backdrop-filter: blur(20px); border-bottom: 1px solid var(--border); padding: 20px; transform: translateY(-10px); opacity: 0; pointer-events: none; transition: all var(--transition); }
  .mobile-menu-open .main-nav { display: block; transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-list { flex-direction: column; gap: 4px; }
  .nav-link { padding: 12px 16px; display: block; }
  .mobile-menu-toggle { display: flex; }
  .plans-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .btn-google-login span { display: none; }
  #heroSlider { height: 70vh; min-height: 400px; }
}
@media (max-width: 768px) {
  .mobile-bottom-nav { display: flex; }
  .app-main { padding-bottom: var(--mobile-nav-h); }
  .app-footer { padding-bottom: calc(var(--mobile-nav-h) + 20px); }
  .footer-inner { grid-template-columns: 1fr; text-align: center; gap: 30px; }
  .footer-bottom { grid-column: auto; }
  .page-container { padding: 30px 0 60px; }
  .page-title { font-size: 28px; }
  .hero-cta-group { flex-direction: column; align-items: center; }
  .hero-cta-group .btn { width: 100%; max-width: 280px; }
  .profile-avatar-section { flex-direction: column; text-align: center; }
  .profile-stats-grid { grid-template-columns: 1fr 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .processing-steps { flex-direction: column; align-items: center; }
}
@media (max-width: 576px) {
  :root { --header-h: 60px; }
  .header-brand { font-size: 16px; }
  .header-logo { width: 32px; height: 32px; }
  .page-title { font-size: 24px; }
  .section-title { font-size: 24px; }
  .drop-zone { padding: 40px 20px; }
  .plan-card { padding: 30px 20px; }
  .price-amount { font-size: 42px; }
  .profile-card { padding: 25px 20px; }
  .toast-container { left: 10px; right: 10px; max-width: none; }
  #heroSlider { height: 65vh; min-height: 360px; }
  .stat-number { font-size: 28px; }
}