:root {
  --primary: #059669;
  --primary-dark: #047857;
  --primary-light: #10b981;
  --bg: #ffffff;
  --bg-alt: #f8fafb;
  --bg-dark: #022c22;
  --text: #1f2937;
  --text-light: #6b7280;
  --border: #e5e7eb;
  --shadow: 0 4px 20px rgba(5,150,105,0.15);
  --shadow-lg: 0 20px 60px rgba(5,150,105,0.2);
  --radius: 16px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Plus Jakarta Sans', sans-serif; color: var(--text); background: var(--bg); line-height: 1.6; }
h1, h2, h3, h4 { font-family: 'Outfit', sans-serif; font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2.5rem, 6vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
section { padding: 100px 0; }

.text-gradient { background: linear-gradient(135deg, var(--primary), var(--primary-light)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; border-radius: 30px; font-weight: 600; text-decoration: none; cursor: pointer; border: none; transition: all 0.3s; font-size: 1rem; }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: white; box-shadow: 0 4px 15px rgba(5,150,105,0.3); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(5,150,105,0.4); }
.btn-secondary { background: white; color: var(--primary); border: 2px solid var(--primary); }
.btn-secondary:hover { background: var(--primary); color: white; }
.btn-white { background: white; color: var(--primary); }
.btn-white:hover { background: var(--bg-alt); }
.btn-full { width: 100%; justify-content: center; }

/* HEADER */
header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(255,255,255,0.95); backdrop-filter: blur(20px); border-bottom: 1px solid var(--border); }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 16px 24px; max-width: 1200px; margin: 0 auto; }
.logo { display: flex; align-items: center; gap: 10px; font-family: 'Outfit'; font-weight: 800; font-size: 1.5rem; color: var(--primary); text-decoration: none; }
.logo-icon { width: 40px; height: 40px; background: linear-gradient(135deg, var(--primary), var(--primary-light)); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; }
nav { display: flex; gap: 32px; }
nav a { color: var(--text); text-decoration: none; font-weight: 500; transition: color 0.3s; }
nav a:hover { color: var(--primary); }
.nav-right { display: flex; align-items: center; gap: 16px; }
.lang-switcher { display: flex; gap: 6px; padding: 6px; background: var(--bg-alt); border-radius: 30px; }
.lang-btn { width: 32px; height: 32px; border: none; background: transparent; border-radius: 50%; cursor: pointer; font-size: 1.1rem; transition: all 0.3s; }
.lang-btn.active { background: white; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
.menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; }
.menu-toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; }

/* HERO */
.hero { min-height: 100vh; display: flex; align-items: center; padding-top: 100px; background: linear-gradient(180deg, #ecfdf5 0%, white 100%); }
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-badge { display: inline-flex; padding: 10px 18px; background: white; border-radius: 30px; font-size: 0.9rem; font-weight: 500; color: var(--primary); box-shadow: var(--shadow); margin-bottom: 24px; animation: fadeUp 0.6s ease; }
.hero h1 { margin-bottom: 24px; animation: fadeUp 0.6s ease 0.1s both; }
.hero-subtitle { font-size: 1.2rem; color: var(--text-light); margin-bottom: 32px; animation: fadeUp 0.6s ease 0.2s both; }
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; animation: fadeUp 0.6s ease 0.3s both; }
.hero-stats { display: flex; gap: 40px; margin-top: 48px; padding-top: 32px; border-top: 1px solid var(--border); animation: fadeUp 0.6s ease 0.4s both; }
.stat-value { font-family: 'Outfit'; font-size: 2rem; font-weight: 700; color: var(--primary); }
.stat-label { font-size: 0.9rem; color: var(--text-light); }
.hero-visual { animation: fadeRight 0.8s ease 0.3s both; }
.phone-frame { background: linear-gradient(145deg, #1a1a1a, #2d2d2d); border-radius: 44px; padding: 10px; box-shadow: var(--shadow-lg), 0 50px 100px rgba(0,0,0,0.3); max-width: 300px; margin: 0 auto; }
.phone-screen { background: #f5f7f9; border-radius: 36px; overflow: hidden; }
.phone-header { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); padding: 35px 18px 18px; color: white; }
.phone-stats { display: flex; gap: 8px; padding: 0 18px; margin-top: -20px; }
.phone-stat { flex: 1; background: white; border-radius: 12px; padding: 12px 8px; text-align: center; box-shadow: 0 2px 10px rgba(0,0,0,0.1); }
.phone-stat-value { font-family: 'Outfit'; font-size: 1.4rem; font-weight: 700; color: var(--primary); }
.phone-stat-label { font-size: 0.7rem; color: var(--text-light); }
.phone-content { padding: 14px; }
.phone-card { background: white; border-radius: 12px; padding: 12px 14px; margin-bottom: 10px; box-shadow: 0 2px 8px rgba(0,0,0,0.04); display: flex; align-items: center; gap: 12px; }
.pc-icon { font-size: 1.4rem; }
.pc-title { font-weight: 600; font-size: 0.85rem; color: var(--text); }
.pc-val { font-size: 0.75rem; color: var(--text-light); }

@keyframes fadeUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeRight { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: translateX(0); } }

/* PROBLEMS */
.problems { background: var(--bg-dark); color: white; }
.section-header { text-align: center; max-width: 700px; margin: 0 auto 60px; }
.section-header p { color: var(--text-light); font-size: 1.1rem; margin-top: 12px; }
.problems .section-header p { color: rgba(255,255,255,0.7); }
.problems-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.problem-card { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius); padding: 32px; transition: all 0.3s; }
.problem-card:hover { background: rgba(255,255,255,0.08); transform: translateY(-5px); }
.problem-icon { width: 56px; height: 56px; background: rgba(239,68,68,0.2); border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin-bottom: 20px; }
.problem-card h3 { margin-bottom: 12px; font-size: 1.25rem; }
.problem-card p { color: rgba(255,255,255,0.7); }

/* FEATURES */
.features { background: var(--bg-alt); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card { background: white; border-radius: var(--radius); padding: 32px; border: 1px solid var(--border); transition: all 0.3s; }
.feature-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-5px); }
.feature-icon { width: 64px; height: 64px; background: linear-gradient(135deg, #ecfdf5, #d1fae5); border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 1.75rem; margin-bottom: 24px; }
.feature-card h3 { margin-bottom: 12px; }
.feature-card p { color: var(--text-light); }

/* APP PREVIEW */
.app-preview { background: linear-gradient(180deg, var(--bg-dark) 0%, #0a1f1a 100%); color: white; padding: 100px 0; overflow: hidden; }
.app-preview .section-header h2 { color: white; }
.app-preview .section-header p { color: rgba(255,255,255,0.7); }

.preview-carousel { display: flex; gap: 30px; overflow-x: auto; padding: 40px 20px; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; }
.preview-carousel::-webkit-scrollbar { height: 8px; }
.preview-carousel::-webkit-scrollbar-track { background: rgba(255,255,255,0.1); border-radius: 4px; }
.preview-carousel::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 4px; }

.preview-item { flex: 0 0 auto; scroll-snap-align: center; display: flex; flex-direction: column; align-items: center; }
.preview-label { margin-top: 16px; font-weight: 600; font-size: 0.9rem; color: rgba(255,255,255,0.9); }

.preview-phone { width: 220px; height: 440px; background: linear-gradient(145deg, #2a2a2a, #1a1a1a); border-radius: 36px; padding: 8px; box-shadow: 0 30px 60px rgba(0,0,0,0.4), inset 0 0 0 2px #3a3a3a; position: relative; }
.preview-phone::before { content: ''; position: absolute; top: 10px; left: 50%; transform: translateX(-50%); width: 60px; height: 20px; background: #1a1a1a; border-radius: 12px; z-index: 10; }
.preview-screen { width: 100%; height: 100%; background: #f5f7f9; border-radius: 30px; overflow: hidden; font-size: 10px; }

/* Preview Screen Components */
.ps-header { display: flex; align-items: center; gap: 8px; padding: 28px 12px 10px; background: white; border-bottom: 1px solid #eee; }
.ps-flag { width: 20px; height: 14px; background: linear-gradient(180deg, #002395 33%, #fff 33%, #fff 66%, #ed2939 66%); border-radius: 2px; }
.ps-title { flex: 1; font-weight: 700; font-size: 12px; color: #059669; }
.ps-lock { font-size: 14px; }

.ps-hero { background: linear-gradient(135deg, #059669, #047857); color: white; padding: 14px 12px; }
.ps-hero-title { font-weight: 800; font-size: 13px; }
.ps-hero-sub { font-size: 9px; opacity: 0.85; margin-top: 2px; }
.ps-stats { display: flex; gap: 6px; margin-top: 10px; }
.ps-stat { flex: 1; background: rgba(255,255,255,0.18); border-radius: 8px; padding: 8px 4px; text-align: center; }
.ps-stat b { display: block; font-size: 16px; font-weight: 800; }
.ps-stat span { font-size: 8px; opacity: 0.85; }

.ps-card { display: flex; align-items: center; gap: 10px; background: white; margin: 10px; padding: 10px; border-radius: 10px; box-shadow: 0 2px 6px rgba(0,0,0,0.05); }
.ps-card-icon { font-size: 18px; }
.ps-card b { font-size: 11px; }
.ps-card small { color: #6b7280; font-size: 9px; }

.ps-emergency { background: linear-gradient(135deg, #dc2626, #b91c1c); color: white; margin: 10px; padding: 10px; border-radius: 10px; }
.ps-em-title { font-weight: 600; font-size: 10px; margin-bottom: 8px; }
.ps-em-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.ps-em-grid > div { background: rgba(255,255,255,0.2); border-radius: 6px; padding: 6px 4px; text-align: center; }
.ps-em-grid b { display: block; font-size: 14px; font-weight: 800; }
.ps-em-grid span { font-size: 7px; }

.ps-section { background: white; margin: 8px; padding: 10px; border-radius: 10px; }
.ps-section-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; font-weight: 700; font-size: 11px; }
.ps-add { width: 22px; height: 22px; background: #059669; color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 14px; }
.ps-list-item { display: flex; align-items: center; gap: 8px; padding: 6px 0; border-bottom: 1px solid #f0f0f0; }
.ps-list-item:last-child { border-bottom: none; }
.ps-list-item > span { font-size: 16px; }
.ps-list-item b { font-size: 10px; }
.ps-list-item small { color: #6b7280; font-size: 8px; }

.ps-schedule { padding: 8px; }
.ps-day { background: white; border-radius: 10px; padding: 10px; margin-bottom: 8px; border-left: 3px solid #059669; }
.ps-day-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.ps-date { font-weight: 700; font-size: 11px; color: #059669; }
.ps-badge { background: #f0f0f0; padding: 2px 8px; border-radius: 8px; font-size: 8px; color: #6b7280; }
.ps-route { font-weight: 600; font-size: 10px; margin-bottom: 4px; }
.ps-details { font-size: 8px; color: #4b5563; background: #f8fafb; padding: 6px 8px; border-radius: 6px; line-height: 1.5; margin-bottom: 6px; }
.ps-hotel { background: #fef3c7; padding: 6px 8px; border-radius: 6px; font-size: 9px; color: #92400e; font-weight: 600; }

.ps-finance { background: linear-gradient(135deg, #059669, #047857); color: white; margin: 8px; padding: 12px; border-radius: 12px; }
.ps-fin-row { display: flex; justify-content: space-between; padding: 6px 0; font-size: 11px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.ps-fin-row.expense b { color: #fca5a5; }
.ps-fin-details { font-size: 8px; opacity: 0.8; padding: 6px 0 6px 12px; line-height: 1.6; }
.ps-fin-total { display: flex; justify-content: space-between; padding-top: 8px; border-top: 2px solid rgba(255,255,255,0.2); font-size: 12px; }
.ps-fin-total b { font-size: 16px; }

.ps-budget { background: white; margin: 8px; padding: 12px; border-radius: 10px; }
.ps-budget-head { display: flex; justify-content: space-between; font-size: 9px; margin-bottom: 6px; }
.ps-budget-head span:first-child { color: #dc2626; font-weight: 600; }
.ps-budget-bar { height: 8px; background: #e5e7eb; border-radius: 4px; overflow: hidden; }
.ps-budget-bar > div { height: 100%; background: linear-gradient(90deg, #059669, #10b981); border-radius: 4px; }

.ps-bank { background: #f8fafb; margin: 8px; padding: 10px; border-radius: 8px; font-size: 9px; }
.ps-bank small { color: #6b7280; text-transform: uppercase; font-size: 7px; letter-spacing: 0.5px; display: block; margin-bottom: 4px; }

.ps-balance { background: linear-gradient(135deg, #8b5cf6, #7c3aed); color: white; margin: 8px; padding: 12px; border-radius: 12px; height: calc(100% - 60px); }
.ps-bal-title { font-weight: 700; font-size: 12px; margin-bottom: 10px; }
.ps-bal-stats { display: flex; gap: 8px; margin-bottom: 12px; }
.ps-bal-stats > div { flex: 1; background: rgba(255,255,255,0.15); border-radius: 10px; padding: 10px 6px; text-align: center; }
.ps-bal-stats b { display: block; font-size: 14px; font-weight: 800; }
.ps-bal-stats span { font-size: 8px; opacity: 0.8; }
.ps-bal-list { background: rgba(255,255,255,0.1); border-radius: 10px; padding: 6px 10px; }
.ps-bal-list > div { display: flex; justify-content: space-between; padding: 6px 0; border-bottom: 1px solid rgba(255,255,255,0.1); font-size: 9px; }
.ps-bal-list > div:last-child { border-bottom: none; }
.ps-bal-list b { color: #86efac; }

.ps-report { padding: 8px; }
.ps-rep-section { background: #f8fafb; border-radius: 10px; padding: 10px; margin-bottom: 8px; }
.ps-rep-title { color: #059669; font-weight: 700; font-size: 10px; margin-bottom: 8px; }
.ps-rep-row { display: flex; justify-content: space-between; padding: 4px 0; font-size: 9px; color: #374151; }
.ps-rep-row.total { border-top: 2px solid #059669; margin-top: 6px; padding-top: 8px; font-weight: 600; }
.ps-rep-row b.green { color: #059669; }
.ps-rep-table > div { display: flex; justify-content: space-between; padding: 4px 0; font-size: 8px; border-bottom: 1px solid #e5e7eb; }
.ps-rep-table b { color: #059669; }
.ps-rep-itin > div { padding: 4px 0; font-size: 8px; color: #374151; }
.ps-rep-itin b { color: #059669; }

/* HOW IT WORKS */
.how-it-works { background: white; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; position: relative; }
.steps::before { content: ''; position: absolute; top: 50px; left: 15%; right: 15%; height: 2px; background: linear-gradient(90deg, var(--primary), var(--primary-light)); }
.step { text-align: center; position: relative; }
.step-number { width: 100px; height: 100px; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: 'Outfit'; font-size: 2.5rem; font-weight: 700; color: white; margin: 0 auto 24px; box-shadow: var(--shadow-lg); }
.step p { color: var(--text-light); max-width: 280px; margin: 12px auto 0; }

/* PRICING */
.pricing { background: linear-gradient(180deg, var(--bg-alt) 0%, white 100%); }
.pricing-toggle { display: flex; justify-content: center; gap: 12px; margin-bottom: 48px; flex-wrap: wrap; }
.duration-btn { padding: 12px 24px; border: 2px solid var(--border); background: white; border-radius: 30px; font-weight: 600; cursor: pointer; transition: all 0.3s; }
.duration-btn.active { background: var(--primary); border-color: var(--primary); color: white; }
.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.pricing-card { background: white; border-radius: var(--radius); padding: 28px; border: 2px solid var(--border); transition: all 0.3s; position: relative; }
.pricing-card.popular { border-color: var(--primary); box-shadow: var(--shadow-lg); }
.pricing-card.popular::before { content: '⭐ Populaire'; position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--primary); color: white; padding: 6px 14px; border-radius: 20px; font-size: 0.75rem; font-weight: 600; }
.pricing-header { text-align: center; margin-bottom: 20px; }
.pricing-name { font-size: 1.2rem; font-weight: 700; }
.pricing-users { color: var(--text-light); font-size: 0.85rem; }
.pricing-price { text-align: center; margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--border); }
.price-value { font-family: 'Outfit'; font-size: 2.5rem; font-weight: 800; color: var(--primary); }
.price-ht { color: var(--text-light); font-size: 0.85rem; }
.pricing-features { list-style: none; margin-bottom: 20px; }
.pricing-features li { padding: 8px 0; font-size: 0.9rem; display: flex; align-items: center; gap: 8px; }
.pricing-features li::before { content: '✓'; color: var(--primary); font-weight: bold; }
.pricing-card .btn { width: 100%; justify-content: center; }

/* FAQ */
.faq { background: var(--bg-alt); }
.faq-grid { max-width: 800px; margin: 0 auto; }
.faq-item { background: white; border-radius: 12px; margin-bottom: 12px; border: 1px solid var(--border); overflow: hidden; }
.faq-q { width: 100%; padding: 18px 24px; background: none; border: none; display: flex; justify-content: space-between; align-items: center; cursor: pointer; font-size: 1rem; font-weight: 600; text-align: left; font-family: inherit; }
.faq-q::after { content: '+'; font-size: 1.5rem; color: var(--primary); transition: transform 0.3s; }
.faq-item.active .faq-q::after { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s; }
.faq-item.active .faq-a { max-height: 150px; }
.faq-a p { padding: 0 24px 18px; color: var(--text-light); }

/* CTA */
.cta-section { background: linear-gradient(135deg, var(--primary-dark), var(--primary)); color: white; text-align: center; padding: 80px 0; }
.cta-section h2 { margin-bottom: 24px; }

/* FOOTER */
footer { background: var(--bg-dark); color: white; padding: 60px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand p { color: rgba(255,255,255,0.7); margin-top: 16px; }
.footer-col h4 { margin-bottom: 16px; }
.footer-col a, .footer-col p { display: block; color: rgba(255,255,255,0.7); text-decoration: none; padding: 4px 0; transition: color 0.3s; }
.footer-col a:hover { color: var(--primary-light); }
.footer-bottom { padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.1); text-align: center; }
.footer-bottom p { color: rgba(255,255,255,0.5); font-size: 0.9rem; }

/* MODALS */
.modal { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.6); backdrop-filter: blur(5px); z-index: 2000; align-items: center; justify-content: center; padding: 20px; }
.modal.active { display: flex; }
.modal-content { background: white; border-radius: var(--radius); max-width: 600px; width: 100%; max-height: 90vh; overflow-y: auto; position: relative; animation: modalIn 0.3s ease; }
@keyframes modalIn { from { opacity: 0; transform: scale(0.95) translateY(20px); } to { opacity: 1; transform: scale(1) translateY(0); } }
.modal-header { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: white; padding: 28px; border-radius: var(--radius) var(--radius) 0 0; }
.modal-header h3 { font-size: 1.4rem; margin-bottom: 6px; }
.modal-header p { opacity: 0.9; font-size: 0.95rem; }
.modal-close { position: absolute; top: 16px; right: 16px; width: 36px; height: 36px; background: rgba(255,255,255,0.2); border: none; border-radius: 50%; color: white; font-size: 1.25rem; cursor: pointer; }
.modal-body { padding: 28px; }
.form-section { margin-bottom: 24px; }
.form-title { font-weight: 600; color: var(--primary); margin-bottom: 16px; padding-bottom: 8px; border-bottom: 2px solid var(--bg-alt); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 14px; }
.form-group label { display: block; font-weight: 500; margin-bottom: 6px; font-size: 0.9rem; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 12px 14px; border: 2px solid var(--border); border-radius: 10px; font-size: 1rem; font-family: inherit; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--primary); }
.form-group small { color: var(--text-light); font-size: 0.8rem; }
.form-group textarea { min-height: 80px; resize: vertical; }
.form-price { background: linear-gradient(135deg, #ecfdf5, #d1fae5); border-radius: 12px; padding: 20px; text-align: center; margin-bottom: 20px; }
.form-price .price { font-family: 'Outfit'; font-size: 2rem; font-weight: 700; color: var(--primary); }
.form-price .ht { font-size: 0.9rem; color: var(--text-light); }
.form-check { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; font-size: 0.9rem; }
.form-check a { color: var(--primary); }
.legal-text h4 { color: var(--primary); margin: 20px 0 8px; }
.legal-text p { color: var(--text-light); line-height: 1.7; }

/* CHATBOT */
.chat-toggle { position: fixed; bottom: 24px; right: 24px; width: 60px; height: 60px; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); border-radius: 50%; border: none; cursor: pointer; box-shadow: var(--shadow-lg); font-size: 1.5rem; color: white; z-index: 1500; transition: transform 0.3s; }
.chat-toggle:hover { transform: scale(1.1); }
.chat-window { display: none; position: fixed; bottom: 100px; right: 24px; width: 360px; height: 480px; background: white; border-radius: var(--radius); box-shadow: var(--shadow-lg); z-index: 1500; flex-direction: column; overflow: hidden; }
.chat-window.active { display: flex; }
.chat-header { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: white; padding: 16px; display: flex; align-items: center; gap: 12px; }
.chat-avatar { width: 40px; height: 40px; background: rgba(255,255,255,0.2); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; }
.chat-header button { margin-left: auto; background: none; border: none; color: white; font-size: 1.25rem; cursor: pointer; }
.chat-messages { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 10px; }
.msg { max-width: 85%; padding: 12px 16px; border-radius: 16px; font-size: 0.95rem; line-height: 1.5; }
.msg.bot { background: var(--bg-alt); border-bottom-left-radius: 4px; align-self: flex-start; }
.msg.user { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: white; border-bottom-right-radius: 4px; align-self: flex-end; }
.chat-input { padding: 12px; border-top: 1px solid var(--border); display: flex; gap: 10px; }
.chat-input input { flex: 1; padding: 12px 16px; border: 2px solid var(--border); border-radius: 25px; font-size: 0.95rem; }
.chat-input input:focus { outline: none; border-color: var(--primary); }
.chat-input button { width: 44px; height: 44px; background: var(--primary); border: none; border-radius: 50%; color: white; cursor: pointer; font-size: 1.1rem; }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  nav, .nav-right .btn { display: none; }
  .menu-toggle { display: flex; }
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-cta { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { order: -1; }
  .problems-grid, .features-grid, .steps { grid-template-columns: 1fr; }
  .steps::before { display: none; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 350px; margin: 0 auto; }
  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .form-row { grid-template-columns: 1fr; }
  .chat-window { width: calc(100% - 48px); right: 24px; }
}