:root {
    --bg: #FAFAFA; --fg: #0F172A; --muted: #F1F5F9; --muted-fg: #64748B;
    --accent: #0052FF; --accent-2: #4D7CFF; --accent-fg: #FFFFFF;
    --border: #E2E8F0; --card: #FFFFFF; --ring: #0052FF;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06); --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.08); --shadow-xl: 0 20px 25px rgba(0,0,0,0.1);
    --shadow-accent: 0 4px 14px rgba(0,82,255,0.25); --shadow-accent-lg: 0 8px 24px rgba(0,82,255,0.35);
    --font-display: "Plus Jakarta Sans","Noto Sans SC","PingFang SC","Microsoft YaHei UI",sans-serif;
    --font-ui: "Inter","Noto Sans SC","Geist Sans","PingFang SC",sans-serif;
    --font-mono: "JetBrains Mono",monospace;
    --radius-sm: 8px; --radius: 12px; --radius-lg: 16px; --radius-xl: 24px;
    --container: 1200px; --ease: cubic-bezier(0.16, 1, 0.3, 1);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font-ui); color: var(--fg); background: var(--bg); line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: inherit; }
img, svg { display: block; max-width: 100%; }
ul { list-style: none; }
.icon-sm { width: 16px; height: 16px; }
.icon-md { width: 22px; height: 22px; }
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.top-bar { background: var(--fg); color: rgba(255,255,255,0.75); font-size: 13px; padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,0.06); }
.top-bar-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.top-bar-left, .top-bar-right { display: flex; align-items: center; gap: 20px; }
.top-bar-item { display: inline-flex; align-items: center; gap: 6px; }
.top-bar-item svg { color: var(--accent-2); }
.lang-switch { display: inline-flex; align-items: center; gap: 4px; color: #fff; padding: 4px 10px; border-radius: 6px; border: 1px solid rgba(255,255,255,0.15); transition: all 0.2s var(--ease); font-weight: 500; }
.lang-switch:hover { background: var(--accent); border-color: var(--accent); }
.hide-mobile { display: inline-flex; }

.navbar { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,0.85); backdrop-filter: saturate(180%) blur(12px); -webkit-backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid var(--border); transition: all 0.3s var(--ease); }
.navbar.scrolled { box-shadow: var(--shadow-md); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 24px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-mark { width: 44px; height: 44px; flex-shrink: 0; }
.logo-img { width: 100%; height: 100%; display: block; }
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-zh { font-family: var(--font-display); font-weight: 700; font-size: 18px; color: var(--fg); letter-spacing: -0.01em; }
.logo-en { font-family: var(--font-mono); font-size: 10px; color: var(--muted-fg); letter-spacing: 0.12em; font-weight: 500; }
.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-link { padding: 8px 14px; border-radius: var(--radius-sm); font-size: 15px; font-weight: 500; color: var(--fg); transition: all 0.2s var(--ease); }
.nav-link:hover { color: var(--accent); background: rgba(0,82,255,0.06); }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.menu-toggle span { width: 22px; height: 2px; background: var(--fg); border-radius: 2px; transition: all 0.2s; }
.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 18px; border-radius: var(--radius-sm); font-weight: 600; font-size: 15px; transition: all 0.2s var(--ease); white-space: nowrap; }
.btn-sm { padding: 8px 14px; font-size: 14px; }
.btn-lg { padding: 14px 26px; font-size: 16px; }
.btn-block { width: 100%; }
.btn-primary { background: var(--accent); color: #fff; box-shadow: var(--shadow-accent); }
.btn-primary:hover { background: #0040CC; transform: translateY(-1px); box-shadow: var(--shadow-accent-lg); }
.btn-primary:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: var(--fg); border: 1.5px solid var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); background: rgba(0,82,255,0.04); }

.hero { position: relative; padding: 80px 0 100px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(120px); }
.hero-glow-1 { width: 500px; height: 500px; background: var(--accent); opacity: 0.08; top: -100px; right: -100px; }
.hero-glow-2 { width: 400px; height: 400px; background: var(--accent-2); opacity: 0.06; bottom: -100px; left: -50px; }
.hero-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(15,23,42,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(15,23,42,0.04) 1px, transparent 1px); background-size: 56px 56px; mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%); -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%); }
.hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 60px; align-items: center; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 100px; background: rgba(0,82,255,0.08); color: var(--accent); font-size: 13px; font-weight: 600; border: 1px solid rgba(0,82,255,0.15); margin-bottom: 24px; }
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); position: relative; }
.pulse-dot::after { content: ''; position: absolute; inset: 0; border-radius: 50%; background: var(--accent); animation: pulse 2s infinite; }
@keyframes pulse { 0% { transform: scale(1); opacity: 0.7; } 100% { transform: scale(2.5); opacity: 0; } }
.hero-title { font-family: var(--font-display); font-size: clamp(36px, 5vw, 56px); font-weight: 800; line-height: 1.1; letter-spacing: -0.02em; margin-bottom: 24px; }
.hero-title span { display: block; }
.hero-title-accent { background: linear-gradient(135deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero-subtitle { font-size: 17px; color: var(--muted-fg); line-height: 1.7; max-width: 540px; margin-bottom: 36px; }
.hero-actions { display: flex; gap: 14px; margin-bottom: 56px; flex-wrap: wrap; }
.hero-stats { display: flex; align-items: center; gap: 28px; }
.hero-stat-num { font-family: var(--font-display); font-size: 32px; font-weight: 800; color: var(--fg); letter-spacing: -0.02em; }
.hero-stat-num span { color: var(--accent); }
.hero-stat-label { font-size: 13px; color: var(--muted-fg); margin-top: 2px; }
.hero-stat-divider { width: 1px; height: 36px; background: var(--border); }

.hero-visual { position: relative; height: 480px; }
.hero-ring { position: absolute; width: 380px; height: 380px; top: 50%; left: 50%; transform: translate(-50%, -50%); border: 1.5px dashed rgba(0,82,255,0.2); border-radius: 50%; animation: rotate 60s linear infinite; }
.hero-ring::before { content: ''; position: absolute; width: 12px; height: 12px; background: var(--accent); border-radius: 50%; top: -6px; left: 50%; transform: translateX(-50%); box-shadow: var(--shadow-accent); }
@keyframes rotate { to { transform: translate(-50%, -50%) rotate(360deg); } }
.hero-card { position: absolute; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-xl); }
.hero-card-main { width: 360px; top: 50%; left: 50%; transform: translate(-50%, -50%); z-index: 2; overflow: hidden; }
.hero-card-header { padding: 20px 24px; background: linear-gradient(135deg, var(--fg), #1E293B); color: #fff; }
.hero-card-route { display: flex; align-items: center; gap: 16px; }
.route-point { display: flex; align-items: center; gap: 10px; flex: 1; }
.route-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent-2); box-shadow: 0 0 0 4px rgba(77,124,255,0.2); flex-shrink: 0; }
.route-dot-end { background: #10B981; box-shadow: 0 0 0 4px rgba(16,185,129,0.2); }
.route-info { display: flex; flex-direction: column; line-height: 1.2; }
.route-label { font-size: 11px; color: rgba(255,255,255,0.55); }
.route-city { font-family: var(--font-mono); font-size: 14px; font-weight: 600; letter-spacing: 0.05em; }
.route-line { flex: 1.5; height: 2px; background: linear-gradient(90deg, var(--accent-2), #10B981); position: relative; border-radius: 2px; }
.route-plane { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); color: #fff; font-size: 18px; }
.hero-card-body { padding: 20px 24px; }
.hero-card-row { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--border); }
.hero-card-row:last-child { border-bottom: none; }
.hero-card-row span { font-size: 14px; color: var(--muted-fg); }
.hero-card-row strong { font-size: 14px; color: var(--fg); font-weight: 600; }
.status-active { display: inline-flex; align-items: center; gap: 6px; color: #10B981 !important; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: #10B981; animation: pulse-soft 2s infinite; }
@keyframes pulse-soft { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
.hero-card-float { padding: 14px 18px; display: flex; align-items: center; gap: 12px; z-index: 3; }
.hero-card-float strong { display: block; font-size: 14px; color: var(--fg); }
.hero-card-float span { font-size: 12px; color: var(--muted-fg); }
.hero-card-float svg { color: var(--accent); flex-shrink: 0; }
.hero-card-float-1 { top: 20px; right: 0; animation: float 5s ease-in-out infinite; }
.hero-card-float-2 { bottom: 30px; left: -10px; animation: float 5s ease-in-out infinite 1.5s; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

.trust-bar { padding: 36px 0; border-bottom: 1px solid var(--border); background: #fff; }
.trust-inner { display: flex; align-items: center; gap: 32px; flex-wrap: wrap; }
.trust-label { font-family: var(--font-mono); font-size: 12px; color: var(--muted-fg); letter-spacing: 0.1em; text-transform: uppercase; }
.trust-logos { display: flex; align-items: center; gap: 36px; flex: 1; flex-wrap: wrap; }
.trust-logo { font-family: var(--font-display); font-weight: 600; font-size: 18px; color: var(--muted-fg); opacity: 0.7; transition: all 0.2s; }
.trust-logo:hover { color: var(--fg); opacity: 1; }

.section { padding: 100px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 64px; }
.section-label { display: inline-block; font-family: var(--font-mono); font-size: 12px; color: var(--accent); letter-spacing: 0.15em; font-weight: 500; margin-bottom: 16px; }
.section-title { font-family: var(--font-display); font-size: clamp(28px, 4vw, 42px); font-weight: 700; letter-spacing: -0.02em; line-height: 1.2; margin-bottom: 16px; }
.section-desc { font-size: 17px; color: var(--muted-fg); }

.services { background: #fff; }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card { position: relative; background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px; transition: all 0.3s var(--ease); overflow: hidden; }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-xl); border-color: rgba(0,82,255,0.2); }
.service-card-featured { background: linear-gradient(180deg, #fff, rgba(0,82,255,0.02)); border-color: rgba(0,82,255,0.25); box-shadow: var(--shadow-accent); }
.service-card-glow { position: absolute; width: 200px; height: 200px; border-radius: 50%; background: var(--accent); filter: blur(80px); opacity: 0.06; top: -50px; right: -50px; pointer-events: none; }
.service-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.service-icon { width: 56px; height: 56px; border-radius: var(--radius); background: var(--muted); color: var(--accent); display: flex; align-items: center; justify-content: center; }
.service-icon svg { width: 28px; height: 28px; }
.service-icon-primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; box-shadow: var(--shadow-accent); }
.service-tag { font-size: 12px; font-weight: 600; color: var(--accent); background: rgba(0,82,255,0.1); padding: 4px 10px; border-radius: 100px; }
.service-title { font-family: var(--font-display); font-size: 22px; font-weight: 700; margin-bottom: 4px; }
.service-en { font-family: var(--font-mono); font-size: 12px; color: var(--muted-fg); letter-spacing: 0.05em; margin-bottom: 16px; }
.service-desc { font-size: 15px; color: var(--muted-fg); line-height: 1.65; margin-bottom: 20px; }
.service-features { margin-bottom: 24px; }
.service-features li { position: relative; padding: 6px 0 6px 24px; font-size: 14px; color: var(--fg); }
.service-features li::before { content: ''; position: absolute; left: 0; top: 12px; width: 16px; height: 16px; border-radius: 50%; background: rgba(0,82,255,0.1); }
.service-features li::after { content: ''; position: absolute; left: 5px; top: 16px; width: 6px; height: 3px; border-left: 1.5px solid var(--accent); border-bottom: 1.5px solid var(--accent); transform: rotate(-45deg); }
.service-link { display: inline-flex; align-items: center; gap: 6px; color: var(--accent); font-weight: 600; font-size: 14px; transition: gap 0.2s var(--ease); }
.service-link:hover { gap: 10px; }

.advantages { position: relative; background: var(--fg); color: #fff; overflow: hidden; }
.advantages-bg { position: absolute; inset: 0; pointer-events: none; background-image: radial-gradient(circle, rgba(255,255,255,0.08) 1px, transparent 1px); background-size: 32px 32px; opacity: 0.5; }
.advantages-bg::before { content: ''; position: absolute; width: 600px; height: 600px; border-radius: 50%; background: var(--accent); filter: blur(150px); opacity: 0.15; top: -200px; right: -200px; }
.advantages-bg::after { content: ''; position: absolute; width: 500px; height: 500px; border-radius: 50%; background: var(--accent-2); filter: blur(150px); opacity: 0.1; bottom: -200px; left: -100px; }
.section-head-light .section-label { color: var(--accent-2); }
.section-head-light .section-title { color: #fff; }
.section-head-light .section-desc { color: rgba(255,255,255,0.65); }
.adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; position: relative; z-index: 1; }
.adv-card { background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); border-radius: var(--radius-lg); padding: 28px; transition: all 0.3s var(--ease); backdrop-filter: blur(8px); }
.adv-card:hover { background: rgba(255,255,255,0.07); border-color: rgba(0,82,255,0.4); transform: translateY(-4px); }
.adv-icon { width: 48px; height: 48px; border-radius: var(--radius-sm); background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; display: flex; align-items: center; justify-content: center; margin-bottom: 18px; box-shadow: var(--shadow-accent); }
.adv-icon svg { width: 24px; height: 24px; }
.adv-card h3 { font-family: var(--font-display); font-size: 19px; font-weight: 700; margin-bottom: 8px; }
.adv-card p { font-size: 14px; color: rgba(255,255,255,0.65); line-height: 1.6; }

.process { background: var(--bg); }
.process-timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; position: relative; }
.process-timeline::before { content: ''; position: absolute; top: 60px; left: 10%; right: 10%; height: 2px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); opacity: 0.2; }
.process-step { text-align: center; position: relative; }
.process-num { font-family: var(--font-mono); font-size: 13px; font-weight: 600; color: var(--accent); margin-bottom: 12px; letter-spacing: 0.1em; }
.process-icon { width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 18px; background: #fff; border: 2px solid var(--border); color: var(--accent); display: flex; align-items: center; justify-content: center; transition: all 0.3s var(--ease); position: relative; z-index: 1; }
.process-icon svg { width: 28px; height: 28px; }
.process-step:hover .process-icon { border-color: var(--accent); background: var(--accent); color: #fff; box-shadow: var(--shadow-accent-lg); transform: scale(1.05); }
.process-step h3 { font-family: var(--font-display); font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.process-step p { font-size: 13px; color: var(--muted-fg); line-height: 1.55; padding: 0 8px; }

.stats-section { position: relative; background: linear-gradient(135deg, var(--accent), #0040CC); color: #fff; padding: 80px 0; overflow: hidden; }
.stats-bg { position: absolute; inset: 0; pointer-events: none; background-image: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px); background-size: 28px 28px; opacity: 0.4; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; position: relative; z-index: 1; }
.stat-item { text-align: center; }
.stat-num { font-family: var(--font-display); font-size: 56px; font-weight: 800; line-height: 1; letter-spacing: -0.03em; display: inline-block; }
.stat-suffix { font-family: var(--font-display); font-size: 32px; font-weight: 700; color: rgba(255,255,255,0.9); margin-left: 2px; }
.stat-label { font-size: 15px; color: rgba(255,255,255,0.8); margin-top: 12px; }

.about { background: #fff; }
.about-inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 64px; align-items: center; }
.about-content .section-label { margin-bottom: 16px; }
.about-content .section-title { text-align: left; margin-bottom: 4px; }
.about-en { font-family: var(--font-mono); font-size: 13px; color: var(--muted-fg); letter-spacing: 0.05em; margin-bottom: 24px; }
.about-text { font-size: 15px; color: var(--muted-fg); line-height: 1.8; margin-bottom: 16px; }
.about-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.about-tag { padding: 6px 14px; border-radius: 100px; font-size: 13px; font-weight: 500; background: rgba(0,82,255,0.08); color: var(--accent); border: 1px solid rgba(0,82,255,0.15); }
.about-visual { position: relative; }
.about-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow-xl); }
.about-card-head { display: flex; align-items: center; gap: 10px; margin-bottom: 24px; font-size: 14px; font-weight: 600; color: var(--fg); }
.about-network { display: flex; flex-direction: column; gap: 18px; }
.network-item { display: grid; grid-template-columns: 90px 1fr 44px; align-items: center; gap: 14px; }
.network-region { font-size: 14px; color: var(--fg); font-weight: 500; }
.network-bar { height: 8px; background: var(--muted); border-radius: 100px; overflow: hidden; }
.network-fill { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-2)); border-radius: 100px; transition: width 1.5s var(--ease); }
.network-val { font-family: var(--font-mono); font-size: 13px; color: var(--accent); font-weight: 600; text-align: right; }

.contact { background: var(--bg); }
.contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.contact-info .section-label { margin-bottom: 16px; }
.contact-info .section-title { text-align: left; margin-bottom: 16px; }
.contact-desc { font-size: 16px; color: var(--muted-fg); line-height: 1.7; margin-bottom: 36px; }
.contact-methods { display: flex; flex-direction: column; gap: 20px; }
.contact-method { display: flex; align-items: center; gap: 16px; }
.contact-method-icon { width: 48px; height: 48px; border-radius: var(--radius); flex-shrink: 0; background: rgba(0,82,255,0.08); color: var(--accent); display: flex; align-items: center; justify-content: center; }
.contact-method-icon svg { width: 22px; height: 22px; }
.contact-method-label { display: block; font-size: 13px; color: var(--muted-fg); }
.contact-method-val { display: block; font-size: 16px; color: var(--fg); font-weight: 600; }
.contact-form { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow-lg); }
.form-title { font-family: var(--font-display); font-size: 22px; font-weight: 700; margin-bottom: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-group { margin-bottom: 16px; display: flex; flex-direction: column; }
.form-group label { font-size: 13px; font-weight: 600; color: var(--fg); margin-bottom: 8px; }
.form-group input, .form-group select, .form-group textarea { padding: 11px 14px; border: 1.5px solid var(--border); border-radius: var(--radius-sm); background: #fff; color: var(--fg); font-size: 14px; transition: all 0.2s var(--ease); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(0,82,255,0.1); }
.form-note { font-size: 12px; color: var(--muted-fg); text-align: center; margin-top: 16px; }

.footer { background: var(--fg); color: rgba(255,255,255,0.7); padding: 64px 0 24px; }
.footer-inner { display: flex; flex-direction: column; gap: 40px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px; }
.logo-footer .logo-zh { color: #fff; }
.logo-footer .logo-en { color: rgba(255,255,255,0.5); }
.footer-brand-desc { font-size: 14px; line-height: 1.7; margin: 16px 0 20px; max-width: 320px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a { width: 36px; height: 36px; border-radius: var(--radius-sm); background: rgba(255,255,255,0.06); color: rgba(255,255,255,0.7); display: flex; align-items: center; justify-content: center; transition: all 0.2s var(--ease); }
.footer-social a:hover { background: var(--accent); color: #fff; }
.footer-social svg { width: 18px; height: 18px; }
.footer-col h4 { font-family: var(--font-display); font-size: 15px; font-weight: 600; color: #fff; margin-bottom: 18px; }
.footer-col a, .footer-contact-val { display: block; font-size: 14px; color: rgba(255,255,255,0.65); padding: 5px 0; transition: color 0.2s; }
.footer-col a:hover { color: var(--accent-2); }
.footer-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.08); font-size: 13px; color: rgba(255,255,255,0.5); }

.back-to-top { position: fixed; right: 24px; bottom: 24px; z-index: 90; width: 48px; height: 48px; border-radius: 50%; background: var(--accent); color: #fff; box-shadow: var(--shadow-accent-lg); display: flex; align-items: center; justify-content: center; opacity: 0; visibility: hidden; transform: translateY(20px); transition: all 0.3s var(--ease); }
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { background: #0040CC; transform: translateY(-2px); }
.back-to-top svg { width: 22px; height: 22px; }

.toast { position: fixed; top: 24px; left: 50%; transform: translateX(-50%) translateY(-100px); background: var(--fg); color: #fff; padding: 14px 24px; border-radius: var(--radius); box-shadow: var(--shadow-xl); z-index: 200; display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 500; transition: transform 0.4s var(--ease); max-width: 90vw; }
.toast.show { transform: translateX(-50%) translateY(0); }
.toast svg { width: 20px; height: 20px; color: #10B981; flex-shrink: 0; }

.fade-in { opacity: 0; transform: translateY(28px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.fade-in.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; gap: 40px; }
    .hero-visual { height: 400px; max-width: 480px; margin: 0 auto; }
    .about-inner, .contact-inner { grid-template-columns: 1fr; gap: 40px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .services-grid { grid-template-columns: 1fr 1fr; }
    .service-card-featured { grid-column: span 2; }
    .adv-grid { grid-template-columns: 1fr 1fr; }
    .process-timeline { grid-template-columns: repeat(3, 1fr); gap: 24px; }
    .process-timeline::before { display: none; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
}
@media (max-width: 768px) {
    .container { padding: 0 20px; }
    .section { padding: 64px 0; }
    .nav-menu { display: none; }
    .nav-menu.open { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: #fff; padding: 16px; border-bottom: 1px solid var(--border); box-shadow: var(--shadow-lg); gap: 4px; }
    .nav-menu.open .nav-link { padding: 12px 14px; }
    .menu-toggle { display: flex; }
    .nav-actions .btn { display: none; }
    .top-bar-left .top-bar-item:nth-child(2) { display: none; }
    .hero { padding: 48px 0 64px; }
    .hero-stats { gap: 16px; }
    .hero-stat-num { font-size: 24px; }
    .hero-stat-divider { height: 28px; }
    .hero-visual { height: 360px; }
    .hero-card-main { width: 300px; }
    .services-grid { grid-template-columns: 1fr; }
    .service-card-featured { grid-column: span 1; }
    .adv-grid { grid-template-columns: 1fr; }
    .process-timeline { grid-template-columns: 1fr 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .stat-num { font-size: 40px; }
    .stat-suffix { font-size: 24px; }
    .form-row { grid-template-columns: 1fr; gap: 0; }
    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    .footer-bottom { flex-direction: column; }
    .trust-inner { gap: 16px; }
    .trust-logos { gap: 20px; }
    .trust-logo { font-size: 15px; }
    .contact-form { padding: 24px; }
}
@media (max-width: 480px) {
    .process-timeline { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr; }
}