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

:root {
    --primary: #3B82F6;
    --primary-dark: #2563EB;
    --primary-light: #93C5FD;
    --primary-50: #EFF6FF;
    --primary-border: #BFDBFE;
    --accent: #1D4ED8;
    --bg: #FFFFFF;
    --bg-secondary: #F9FAFB;
    --bg-card: #FFFFFF;
    --bg-card-hover: #F0F7FF;
    --surface: #F3F4F6;
    --border: #E5E7EB;
    --border-light: #F3F4F6;
    --text: #111827;
    --text-secondary: #4B5563;
    --text-muted: #9CA3AF;
    --success: #22C55E;
    --success-light: #F0FDF4;
    --success-border: #BBF7D0;
    --gradient: linear-gradient(135deg, #3B82F6, #2563EB);
    --gradient-text: linear-gradient(135deg, #3B82F6, #1D4ED8);
    --radius: 12px;
    --radius-lg: 20px;
    --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 25px -5px rgba(0,0,0,0.08), 0 4px 10px -6px rgba(0,0,0,0.04);
    --shadow-glow: 0 0 40px rgba(59,130,246,0.12);
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; }
ul { list-style: none; }

/* ===== Typography ===== */
.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header { text-align: center; margin-bottom: 64px; }
.section-title { font-size: 2.5rem; font-weight: 800; margin-bottom: 16px; letter-spacing: -0.02em; color: var(--text); }
.section-subtitle { font-size: 1.1rem; color: var(--text-secondary); max-width: 600px; margin: 0 auto; }

/* ===== Navigation ===== */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    padding: 16px 0;
    transition: all 0.3s ease;
    background: transparent;
}
.navbar.scrolled {
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    padding: 10px 0;
    box-shadow: var(--shadow);
}
.nav-container {
    display: flex; align-items: center; justify-content: space-between;
}
.logo {
    display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.3rem;
    color: var(--text); z-index: 1001;
}
.logo-icon { border-radius: 8px; }
.nav-right { display: flex; align-items: center; gap: 16px; }
.nav-links {
    display: flex; align-items: center; gap: 32px;
}
.nav-links a {
    color: var(--text-secondary);
    font-weight: 500; font-size: 0.9rem;
    transition: color 0.2s;
}
.nav-links a:hover { color: var(--primary); }
.nav-cta {
    background: var(--primary);
    color: white !important;
    padding: 10px 22px; border-radius: 50px;
    font-weight: 600 !important;
    transition: all 0.2s;
}
.nav-cta:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }

/* Language Switcher */
.lang-switch {
    display: flex; align-items: center; gap: 0;
    background: var(--surface); border-radius: 50px; padding: 3px;
    border: 1px solid var(--border);
}
.lang-btn {
    padding: 6px 14px; border: none; background: none;
    font-size: 0.8rem; font-weight: 500; cursor: pointer;
    border-radius: 50px; color: var(--text-muted);
    transition: all 0.2s; font-family: inherit;
}
.lang-btn.active {
    background: var(--primary); color: white;
    box-shadow: var(--shadow);
}
.lang-btn:hover:not(.active) { color: var(--text); }

.mobile-menu-btn {
    display: none; flex-direction: column; gap: 5px;
    background: none; border: none; cursor: pointer; padding: 4px; z-index: 1001;
}
.mobile-menu-btn span {
    display: block; width: 24px; height: 2px;
    background: var(--text); border-radius: 2px; transition: 0.3s;
}
.mobile-menu-btn.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.mobile-menu-btn.active span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ===== Hero ===== */
.hero {
    position: relative; min-height: 100vh; display: flex;
    align-items: center; padding: 120px 0 80px; overflow: hidden;
    background: linear-gradient(180deg, #EFF6FF 0%, #FFFFFF 100%);
}
.hero::before {
    content: ''; position: absolute; top: -200px; right: -200px;
    width: 600px; height: 600px; border-radius: 50%;
    background: radial-gradient(circle, rgba(59,130,246,0.08) 0%, transparent 70%);
}
.hero::after {
    content: ''; position: absolute; bottom: -100px; left: -150px;
    width: 500px; height: 500px; border-radius: 50%;
    background: radial-gradient(circle, rgba(37,99,235,0.06) 0%, transparent 70%);
}
.hero-container { position: relative; text-align: center; z-index: 1; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--primary-50); border: 1px solid var(--primary-border);
    padding: 8px 20px; border-radius: 50px; font-size: 0.85rem;
    color: var(--primary); margin-bottom: 32px; font-weight: 500;
}
.badge-dot { width: 8px; height: 8px; background: var(--success); border-radius: 50%; animation: pulse-dot 2s infinite; }
@keyframes pulse-dot { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero-title {
    font-size: 4rem; font-weight: 900; line-height: 1.15;
    letter-spacing: -0.03em; margin-bottom: 24px; color: var(--text);
}
.hero-subtitle {
    font-size: 1.15rem; color: var(--text-secondary);
    max-width: 640px; margin: 0 auto 40px; line-height: 1.8;
}
.hero-actions {
    display: flex; gap: 16px; justify-content: center; margin-bottom: 64px;
}

/* Buttons */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 14px 32px; border-radius: 50px;
    font-weight: 600; font-size: 0.95rem;
    transition: all 0.3s ease; cursor: pointer; border: none;
}
.btn-primary {
    background: var(--primary); color: white;
    box-shadow: 0 2px 8px rgba(59,130,246,0.3);
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(59,130,246,0.4); }
.btn-secondary {
    background: white; color: var(--text);
    border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--bg-secondary); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-pricing {
    display: block; text-align: center; width: 100%;
    background: var(--primary-50); color: var(--primary);
    border: 1px solid var(--primary-border);
    padding: 14px 0; border-radius: 50px;
    font-weight: 600; transition: all 0.2s;
}
.btn-pricing:hover { background: var(--primary); color: white; transform: translateY(-2px); }
.btn-full { width: 100%; justify-content: center; }

/* Hero Stats */
.hero-stats {
    display: flex; justify-content: center; gap: 60px;
    padding-top: 40px; border-top: 1px solid var(--border);
}
.stat-item { text-align: center; }
.stat-number { font-size: 2.2rem; font-weight: 800; color: var(--text); }
.stat-unit { font-size: 1.2rem; color: var(--primary); }
.stat-label { font-size: 0.85rem; color: var(--text-muted); margin-top: 4px; display: block; }

/* ===== Trusted ===== */
.trusted {
    padding: 48px 0; border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border); background: var(--bg);
}
.trusted-label { text-align: center; color: var(--text-muted); font-size: 0.85rem; margin-bottom: 24px; }
.trusted-logos {
    display: flex; justify-content: center; gap: 40px; flex-wrap: wrap;
}
.trusted-logo {
    padding: 10px 24px; border-radius: 8px;
    background: var(--bg-secondary); border: 1px solid var(--border);
    color: var(--text-secondary); font-weight: 500; font-size: 0.9rem;
}

/* ===== Features ===== */
.features { padding: 120px 0; background: var(--bg); }
.features-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.feature-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 36px;
    transition: all 0.3s ease; box-shadow: var(--shadow);
}
.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--primary-border);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.feature-icon { width: 48px; height: 48px; margin-bottom: 20px; color: var(--primary); }
.feature-icon svg { width: 48px; height: 48px; }
.feature-card h3 { font-size: 1.2rem; margin-bottom: 12px; font-weight: 700; color: var(--text); }
.feature-card p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; }

/* ===== Demo Section ===== */
.demo { padding: 0 0 120px; background: var(--bg-secondary); }
.demo .section-title, .demo .section-subtitle { /* inherit */ }
.demo-container { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.demo-window {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.demo-header {
    background: var(--surface); padding: 12px 16px;
    display: flex; align-items: center; gap: 12px;
    border-bottom: 1px solid var(--border);
}
.demo-dots { display: flex; gap: 6px; }
.demo-dots span { width: 10px; height: 10px; border-radius: 50%; background: #D1D5DB; }
.demo-dots span:nth-child(1) { background: #EF4444; }
.demo-dots span:nth-child(2) { background: #F59E0B; }
.demo-dots span:nth-child(3) { background: #22C55E; }
.demo-title { font-size: 0.8rem; color: var(--text-muted); }
.demo-chat { padding: 20px; min-height: 300px; background: var(--bg-secondary); }
.chat-msg { margin-bottom: 16px; display: flex; }
.chat-msg-user { justify-content: flex-end; }
.chat-msg-user .chat-bubble {
    background: var(--primary); color: white;
    border-radius: 16px 16px 4px 16px;
}
.chat-msg-bot .chat-bubble {
    background: white; color: var(--text);
    border-radius: 16px 16px 16px 4px;
    border: 1px solid var(--border);
}
.chat-bubble { padding: 12px 18px; max-width: 80%; font-size: 0.9rem; line-height: 1.6; }
.typing-cursor { animation: blink 1s infinite; color: var(--primary); }
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0; } }

.demo-features { display: flex; flex-direction: column; gap: 20px; }
.demo-feature {
    display: flex; gap: 16px; align-items: flex-start;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 20px;
}
.demo-check {
    width: 28px; height: 28px; display: flex; align-items: center;
    justify-content: center; background: var(--success-light);
    color: var(--success); border-radius: 50%; font-weight: 700; flex-shrink: 0;
}
.demo-feature strong { display: block; margin-bottom: 4px; color: var(--text); }
.demo-feature div { color: var(--text-secondary); font-size: 0.9rem; }

/* ===== Solutions ===== */
.solutions { padding: 0 0 120px; background: var(--bg); }
.solutions-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.solution-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 32px;
    transition: all 0.3s ease; box-shadow: var(--shadow);
}
.solution-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--primary-border);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}
.solution-icon { font-size: 2.5rem; margin-bottom: 16px; }
.solution-card h3 { font-size: 1.15rem; margin-bottom: 16px; font-weight: 700; color: var(--text); }
.solution-card li {
    color: var(--text-secondary); font-size: 0.88rem;
    padding: 6px 0; padding-left: 20px; position: relative;
}
.solution-card li::before {
    content: ''; position: absolute; left: 0; top: 50%;
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--primary); transform: translateY(-50%);
}

/* ===== Why Us ===== */
.why-us { padding: 0 0 120px; background: var(--bg-secondary); }
.why-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.why-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 32px;
    transition: all 0.3s ease; box-shadow: var(--shadow);
}
.why-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary-border);
    box-shadow: var(--shadow-lg);
}
.why-number {
    font-size: 2.5rem; font-weight: 900;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
}
.why-card h3 { font-size: 1.1rem; margin-bottom: 10px; font-weight: 700; color: var(--text); }
.why-card p { color: var(--text-secondary); font-size: 0.88rem; line-height: 1.7; }

/* ===== Pricing ===== */
.pricing { padding: 0 0 120px; background: var(--bg); }
.pricing-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
    align-items: start;
}
.pricing-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 40px 32px;
    transition: all 0.3s ease; position: relative;
    box-shadow: var(--shadow);
}
.pricing-card:hover { border-color: var(--primary-border); transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.pricing-card-popular {
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
    transform: scale(1.03);
    background: var(--primary-50);
}
.pricing-card-popular:hover { transform: scale(1.03) translateY(-4px); }
.pricing-badge {
    position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
    background: var(--primary); color: white;
    padding: 6px 24px; border-radius: 50px;
    font-size: 0.8rem; font-weight: 600;
    box-shadow: 0 2px 8px rgba(59,130,246,0.3);
}
.pricing-header { margin-bottom: 24px; }
.pricing-header h3 { font-size: 1.3rem; margin-bottom: 6px; color: var(--text); }
.pricing-header p { color: var(--text-muted); font-size: 0.85rem; }
.pricing-price { margin-bottom: 32px; }
.price-amount { font-size: 2.8rem; font-weight: 900; color: var(--text); }
.price-period { color: var(--text-muted); font-size: 1rem; }
.pricing-features { margin-bottom: 32px; }
.pricing-features li {
    padding: 10px 0; font-size: 0.9rem; display: flex; align-items: center; gap: 10px;
    color: var(--text-secondary);
}
.pricing-features .check { color: var(--success); font-weight: 700; }
.pricing-features li.disabled { color: var(--text-muted); }
.pricing-features li.disabled span { color: var(--text-muted); width: 16px; text-align: center; }

/* ===== Testimonials ===== */
.testimonials { padding: 0 0 120px; background: var(--bg-secondary); }
.testimonial-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.testimonial-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 32px;
    transition: all 0.3s ease; box-shadow: var(--shadow);
}
.testimonial-card:hover { border-color: var(--primary-border); transform: translateY(-2px); }
.testimonial-stars { color: #F59E0B; font-size: 1.1rem; margin-bottom: 16px; letter-spacing: 2px; }
.testimonial-text { color: var(--text-secondary); font-size: 0.92rem; line-height: 1.8; margin-bottom: 20px; font-style: italic; }
.testimonial-author strong { display: block; font-size: 0.9rem; color: var(--text); }
.testimonial-author span { font-size: 0.8rem; color: var(--text-muted); }

/* ===== Contact ===== */
.contact { padding: 0 0 120px; background: var(--bg); }
.contact-wrapper {
    display: grid; grid-template-columns: 1fr 1fr; gap: 64px;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 56px;
    box-shadow: var(--shadow-lg);
}
.contact-desc { color: var(--text-secondary); margin: 16px 0 32px; line-height: 1.8; }
.contact-details { display: flex; flex-direction: column; gap: 16px; }
.contact-item {
    display: flex; align-items: center; gap: 12px;
    color: var(--text-secondary); font-size: 0.9rem;
}
.contact-item svg { color: var(--primary); flex-shrink: 0; }
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.85rem; font-weight: 500; color: var(--text-secondary); }
.form-group input, .form-group select, .form-group textarea {
    background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: 8px; padding: 12px 14px; color: var(--text);
    font-size: 0.9rem; font-family: inherit;
    transition: border-color 0.2s; outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--primary); box-shadow: 0 0 0 3px rgba(59,130,246,0.1);
}
.form-group select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%239CA3AF' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }
.form-group textarea { resize: vertical; min-height: 80px; }
.form-note { font-size: 0.75rem; color: var(--text-muted); text-align: center; }

/* ===== Footer ===== */
.footer { padding: 64px 0 32px; border-top: 1px solid var(--border); background: var(--bg); }
.footer-grid {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
    margin-bottom: 48px;
}
.footer-brand p { color: var(--text-muted); font-size: 0.85rem; margin-top: 16px; line-height: 1.7; }
.footer-links h4 { font-size: 0.9rem; margin-bottom: 16px; color: var(--text); }
.footer-links a {
    display: block; color: var(--text-muted); font-size: 0.85rem;
    padding: 4px 0; transition: color 0.2s;
}
.footer-links a:hover { color: var(--primary); }
.footer-bottom {
    padding-top: 24px; border-top: 1px solid var(--border);
    text-align: center; color: var(--text-muted); font-size: 0.8rem;
}

/* ===== Chat Widget ===== */
.chat-bubble-widget { position: fixed; bottom: 24px; right: 24px; z-index: 999; }
.chat-toggle {
    width: 60px; height: 60px; border-radius: 50%;
    background: var(--primary); border: none; cursor: pointer;
    box-shadow: 0 4px 20px rgba(59,130,246,0.35);
    display: flex; align-items: center; justify-content: center;
    transition: transform 0.3s, box-shadow 0.3s;
}
.chat-toggle:hover { transform: scale(1.1); box-shadow: 0 8px 30px rgba(59,130,246,0.5); }
.chat-window {
    position: absolute; bottom: 76px; right: 0;
    width: 380px; height: 520px;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.12);
    display: flex; flex-direction: column;
    animation: slideUp 0.3s ease;
}
@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.chat-window-header {
    padding: 16px; border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
    background: var(--bg-secondary);
}
.chat-window-title { display: flex; align-items: center; gap: 12px; }
.chat-avatar svg { border-radius: 10px; }
.online-status { display: block; color: var(--success); font-size: 0.75rem; }
.chat-minimize {
    background: var(--surface); border: 1px solid var(--border);
    color: var(--text); width: 28px; height: 28px; border-radius: 50%;
    cursor: pointer; font-weight: 700; font-size: 1rem;
    display: flex; align-items: center; justify-content: center;
}
.chat-window-body { flex: 1; padding: 16px; overflow-y: auto; display: flex; flex-direction: column; background: var(--bg-secondary); }
.chat-window-footer {
    padding: 12px; border-top: 1px solid var(--border);
    display: flex; gap: 8px; background: var(--bg-card);
}
.chat-input {
    flex: 1; background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: 50px; padding: 10px 16px; color: var(--text);
    font-size: 0.85rem; outline: none; font-family: inherit;
}
.chat-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(59,130,246,0.1); }
.chat-send {
    width: 40px; height: 40px; border-radius: 50%;
    background: var(--primary); border: none; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    color: white; flex-shrink: 0; transition: background 0.2s;
}
.chat-send:hover { background: var(--primary-dark); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .solutions-grid { grid-template-columns: repeat(2, 1fr); }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
    .demo-container { grid-template-columns: 1fr; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .hero-title { font-size: 3rem; }
    .hero-stats { gap: 40px; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-links.active {
        display: flex; flex-direction: column; position: fixed;
        top: 0; left: 0; right: 0; bottom: 0;
        background: rgba(255,255,255,0.98);
        justify-content: center; gap: 24px;
        z-index: 1000;
    }
    .nav-links.active a { font-size: 1.2rem; }
    .mobile-menu-btn { display: flex; }

    .hero { padding: 100px 0 60px; }
    .hero-title { font-size: 2.2rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-actions { flex-direction: column; align-items: center; }
    .hero-stats { flex-wrap: wrap; gap: 24px; }
    .stat-number { font-size: 1.6rem; }

    .features-grid { grid-template-columns: 1fr; }
    .solutions-grid { grid-template-columns: 1fr; }
    .why-grid { grid-template-columns: 1fr; }
    .pricing-grid { grid-template-columns: 1fr; }
    .testimonial-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }

    .pricing-card-popular { transform: none; }
    .pricing-card-popular:hover { transform: translateY(-4px); }

    .section-title { font-size: 1.8rem; }
    .contact-wrapper { padding: 32px 20px; }
    .form-row { grid-template-columns: 1fr; }

    .chat-window { width: calc(100vw - 40px); right: -8px; }
    .trusted-logos { gap: 12px; }
    .trusted-logo { padding: 8px 14px; font-size: 0.8rem; }
}