/* ============================================
   飞舰 Flying Ships - Official Website
   ============================================ */

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #1a2332;
    background: #ffffff;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color 0.2s ease; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4, h5 { margin: 0; font-weight: 700; line-height: 1.25; }
p { margin: 0; }
em { font-style: normal; color: #2563eb; }

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 32px;
}

/* ---------- Color Palette ---------- */
:root {
    --primary: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --cyan: #06b6d4;
    --cyan-light: #22d3ee;
    --text: #1a2332;
    --text-2: #4b5563;
    --text-3: #6b7280;
    --border: #e5e7eb;
    --bg-soft: #f8fafc;
    --bg-gradient-1: linear-gradient(135deg, #eff6ff 0%, #f0f9ff 50%, #ecfeff 100%);
    --bg-gradient-2: linear-gradient(135deg, #1e40af 0%, #2563eb 50%, #06b6d4 100%);
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.10);
    --shadow-xl: 0 24px 60px rgba(15, 23, 42, 0.12);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

/* ---------- Buttons ---------- */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--primary);
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    border-radius: 100px;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
}
.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 8px 22px rgba(37, 99, 235, 0.35);
}
.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 12px 24px;
    color: var(--primary);
    font-weight: 600;
    font-size: 15px;
    border-radius: 100px;
    transition: all 0.2s ease;
}
.btn-ghost:hover { background: rgba(37, 99, 235, 0.08); }
.btn-large { padding: 16px 32px; font-size: 16px; }

/* ---------- Navigation ---------- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
}
.nav.scrolled {
    background: rgba(255, 255, 255, 0.92);
    border-bottom-color: var(--border);
    box-shadow: var(--shadow-sm);
}
.nav-inner {
    display: flex;
    align-items: center;
    height: 72px;
    gap: 32px;
}
.brand {
    display: flex;
    align-items: center;
    gap: 12px;
}
.brand-logo {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    object-fit: cover;
}
.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}
.brand-name {
    font-size: 18px;
    font-weight: 800;
    color: var(--text);
    letter-spacing: 1px;
}
.brand-sub {
    font-size: 9px;
    font-weight: 600;
    color: var(--text-3);
    letter-spacing: 1.5px;
}
.nav-menu {
    display: flex;
    gap: 28px;
    margin-left: auto;
}
.nav-menu a {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-2);
    padding: 6px 0;
    position: relative;
}
.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.25s ease;
}
.nav-menu a:hover { color: var(--primary); }
.nav-menu a:hover::after { width: 100%; }
.nav-cta { flex-shrink: 0; }
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}
.nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    padding: 140px 0 80px;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center right;
    opacity: 0.45;
}
.hero-bg-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
        rgba(255, 255, 255, 0.95) 0%,
        rgba(255, 255, 255, 0.7) 50%,
        rgba(219, 234, 254, 0.5) 100%);
}
.hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 64px;
    align-items: center;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(37, 99, 235, 0.08);
    border: 1px solid rgba(37, 99, 235, 0.15);
    color: var(--primary);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
}
.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.2);
    animation: pulse 2s ease infinite;
}
@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.2); }
    50% { box-shadow: 0 0 0 8px rgba(37, 99, 235, 0); }
}
.hero-title {
    margin-bottom: 24px;
}
.hero-title-cn {
    display: block;
    font-size: clamp(40px, 5vw, 64px);
    font-weight: 800;
    line-height: 1.1;
    color: var(--text);
    margin-bottom: 16px;
}
.hero-title-cn em {
    background: var(--bg-gradient-2);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.hero-title-en {
    display: block;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-3);
    letter-spacing: 0.5px;
    line-height: 1.5;
}
.hero-sub {
    font-size: 17px;
    color: var(--text-2);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 540px;
}
.hero-actions {
    display: flex;
    gap: 16px;
    align-items: center;
    margin-bottom: 48px;
    flex-wrap: wrap;
}
.hero-trust {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-3);
    flex-wrap: wrap;
}
.hero-trust strong {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
    margin-right: 2px;
}
.hero-trust .dot {
    color: var(--border);
    margin: 0 4px;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 540px;
}
.hero-orb {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: var(--bg-gradient-2);
    filter: blur(60px);
    opacity: 0.4;
    z-index: 0;
    animation: float 6s ease-in-out infinite;
}
@keyframes float {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -54%) scale(1.05); }
}
.hero-card {
    position: absolute;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.8);
    min-width: 220px;
    animation: cardFloat 5s ease-in-out infinite;
}
.hero-card-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}
.hero-card-text {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}
.hero-card-text strong {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
}
.hero-card-text span {
    font-size: 12px;
    color: var(--text-3);
}
.hero-card-1 { top: 6%; left: 0; animation-delay: 0s; }
.hero-card-2 { top: 30%; right: 0; animation-delay: 1s; }
.hero-card-3 { bottom: 22%; left: 8%; animation-delay: 2s; }
.hero-card-4 { bottom: 4%; right: 12%; animation-delay: 3s; }
@keyframes cardFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

.hero-scroll {
    position: absolute;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    width: 28px;
    height: 44px;
    border: 2px solid var(--text-3);
    border-radius: 14px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}
.hero-scroll span {
    display: block;
    width: 4px;
    height: 8px;
    background: var(--text-3);
    border-radius: 2px;
    animation: scrollDown 1.5s ease-in-out infinite;
}
@keyframes scrollDown {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(12px); opacity: 0; }
}

/* ---------- Stats ---------- */
.stats {
    padding: 60px 0;
    background: var(--bg-soft);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 32px;
}
.stat {
    text-align: center;
}
.stat-num {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 8px;
    background: var(--bg-gradient-2);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.stat-num span {
    font-size: 32px;
    margin-left: 4px;
}
.stat-label {
    font-size: 14px;
    color: var(--text-2);
    font-weight: 500;
}

/* ---------- Sections ---------- */
.section {
    padding: 120px 0;
    position: relative;
}
.section-positioning {
    background: var(--bg-gradient-1);
}
.section-orders,
.section-integration,
.section-data {
    background: #fff;
}
.section-workflow,
.section-security,
.section-ecosystem {
    background: var(--bg-soft);
}

.section-head {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 72px;
}
.section-head-left {
    text-align: left;
    margin-left: 0;
}
.section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 16px;
    padding: 6px 14px;
    background: rgba(37, 99, 235, 0.08);
    border-radius: 100px;
}
.section-title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 800;
    color: var(--text);
    line-height: 1.15;
    margin-bottom: 20px;
}
.section-title em {
    background: var(--bg-gradient-2);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.section-desc {
    font-size: 17px;
    color: var(--text-2);
    line-height: 1.7;
}

/* ---------- 01 Positioning Grid ---------- */
.positioning-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.positioning-card {
    position: relative;
    padding: 36px 32px;
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}
.positioning-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}
.positioning-num {
    position: absolute;
    top: 24px;
    right: 32px;
    font-size: 48px;
    font-weight: 800;
    color: rgba(37, 99, 235, 0.1);
    line-height: 1;
}
.positioning-card h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 12px;
}
.positioning-card p {
    font-size: 15px;
    color: var(--text-2);
    line-height: 1.7;
}
.positioning-card strong {
    color: var(--primary);
    font-weight: 600;
}

/* ---------- 02 Orders Showcase ---------- */
.orders-showcase {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 64px;
    align-items: center;
    margin-bottom: 100px;
}
.feature-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.feature-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.feature-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    border-radius: 12px;
    background: var(--bg-gradient-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #fff;
}
.feature-body h4 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 6px;
}
.feature-body p {
    font-size: 14px;
    color: var(--text-2);
    line-height: 1.6;
}

.orders-visual {
    position: relative;
}
.mock-browser {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 1px solid var(--border);
}
.mock-browser-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 18px;
    background: #f8fafc;
    border-bottom: 1px solid var(--border);
}
.mock-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
.mock-dot.r { background: #ff5f57; }
.mock-dot.y { background: #febc2e; }
.mock-dot.g { background: #28c840; }
.mock-url {
    margin-left: 12px;
    font-size: 13px;
    color: var(--text-3);
    font-weight: 500;
}
.mock-browser-body {
    padding: 20px;
    background: #fafbfc;
}
.mock-browser-body img {
    width: 100%;
    border-radius: 8px;
    border: 1px solid var(--border);
}
.mock-floating {
    position: absolute;
    padding: 12px 18px;
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 2;
}
.mock-floating strong {
    font-size: 20px;
    font-weight: 800;
    color: var(--primary);
}
.mock-floating span {
    font-size: 12px;
    color: var(--text-3);
}
.mock-floating-1 {
    top: 16px;
    right: -16px;
    animation: cardFloat 4s ease-in-out infinite;
}

/* ---------- Sub Section ---------- */
.sub-section {
    margin-top: 100px;
}
.sub-section-title {
    font-size: 28px;
    font-weight: 800;
    color: var(--text);
    text-align: center;
    margin-bottom: 12px;
}
.sub-section-desc {
    font-size: 16px;
    color: var(--text-2);
    text-align: center;
    margin-bottom: 48px;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.steps-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}
.step-card {
    padding: 32px 24px;
    background: #fff;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    position: relative;
    transition: all 0.3s ease;
}
.step-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}
.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    font-weight: 800;
    font-size: 15px;
    margin-bottom: 16px;
}
.step-card h4 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
}
.step-card p {
    font-size: 14px;
    color: var(--text-2);
    line-height: 1.6;
}

/* Triple cards (3 columns) */
.triple-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.triple-card {
    padding: 36px 28px;
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    text-align: center;
    transition: all 0.3s ease;
}
.triple-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.triple-card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    border-radius: 16px;
    background: var(--bg-gradient-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: #fff;
}
.triple-card h4 {
    font-size: 19px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 10px;
}
.triple-card p {
    font-size: 14px;
    color: var(--text-2);
    line-height: 1.7;
}

/* ---------- 03 Workflow Grid ---------- */
.workflow-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 100px;
}
.workflow-card {
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    color: #fff;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease;
}
.workflow-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
    pointer-events: none;
}
.workflow-card:hover { transform: translateY(-4px); }
.workflow-card-blue { background: linear-gradient(135deg, #2563eb, #3b82f6); }
.workflow-card-cyan { background: linear-gradient(135deg, #06b6d4, #22d3ee); }
.workflow-card-purple { background: linear-gradient(135deg, #8b5cf6, #a78bfa); }
.workflow-card-orange { background: linear-gradient(135deg, #f59e0b, #fbbf24); }
.workflow-card-num {
    font-size: 36px;
    font-weight: 800;
    opacity: 0.4;
    margin-bottom: 8px;
}
.workflow-card h4 {
    font-size: 19px;
    font-weight: 700;
    margin-bottom: 10px;
}
.workflow-card p {
    font-size: 14px;
    line-height: 1.6;
    opacity: 0.92;
}

/* Notification showcase */
.notification-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    margin-top: 100px;
    padding: 64px;
    background: linear-gradient(135deg, #1a2332 0%, #0f172a 100%);
    border-radius: var(--radius-xl);
    color: #fff;
}
.notification-showcase .sub-section-title { color: #fff; text-align: left; }
.notification-showcase .sub-section-desc { color: rgba(255, 255, 255, 0.7); text-align: left; }
.notification-showcase .feature-icon {
    background: linear-gradient(135deg, #3b82f6, #06b6d4);
}
.notification-showcase .feature-body h4 { color: #fff; }
.notification-showcase .feature-body p { color: rgba(255, 255, 255, 0.7); }
.notification-visual {
    display: flex;
    justify-content: center;
}
.notification-img {
    max-width: 100%;
    border-radius: var(--radius-md);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
    transform: rotate(-2deg);
    transition: transform 0.3s ease;
}
.notification-img:hover { transform: rotate(0) scale(1.02); }

/* Connect Flow */
.connect-flow {
    display: flex;
    align-items: stretch;
    gap: 16px;
}
.connect-flow-step {
    flex: 1;
    padding: 32px 24px;
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    text-align: center;
    transition: all 0.3s ease;
}
.connect-flow-step:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}
.connect-flow-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: #fff;
}
.connect-flow-step h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 10px;
}
.connect-flow-step p {
    font-size: 14px;
    color: var(--text-2);
    line-height: 1.6;
}
.connect-flow-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--primary);
    font-weight: 300;
    flex-shrink: 0;
}

/* ---------- 04 Integration ---------- */
.integration-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 100px;
}
.integration-card {
    padding: 40px 32px;
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}
.integration-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--bg-gradient-2);
}
.integration-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.integration-card-num {
    font-size: 56px;
    font-weight: 800;
    color: rgba(37, 99, 235, 0.08);
    line-height: 1;
    margin-bottom: 12px;
}
.integration-card h4 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 12px;
}
.integration-card p {
    font-size: 15px;
    color: var(--text-2);
    line-height: 1.7;
}

/* Capability List */
.capability-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.capability-item {
    display: flex;
    gap: 16px;
    padding: 24px;
    background: #fff;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}
.capability-item:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-md);
}
.capability-check {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.12);
    color: #10b981;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 15px;
}
.capability-item strong {
    display: block;
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 6px;
}
.capability-item p {
    font-size: 14px;
    color: var(--text-2);
    line-height: 1.6;
}

/* ---------- 05 Data Section ---------- */
.data-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 56px;
    padding: 8px;
    background: #fff;
    border-radius: 100px;
    border: 1px solid var(--border);
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
    box-shadow: var(--shadow-sm);
}
.data-tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 100px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-2);
    cursor: pointer;
    transition: all 0.25s ease;
}
.data-tab:hover { color: var(--primary); }
.data-tab-active {
    background: var(--bg-gradient-2);
    color: #fff;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}
.data-tab-icon {
    font-size: 18px;
}
.data-panel { display: none; }
.data-panel-active { display: block; animation: fadeIn 0.4s ease; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
.data-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 64px;
    align-items: center;
}
.data-text h3 {
    font-size: 28px;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 12px;
}
.data-text > p {
    font-size: 15px;
    color: var(--text-2);
    line-height: 1.7;
    margin-bottom: 24px;
}
.data-points {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.data-points li {
    position: relative;
    padding-left: 22px;
    font-size: 14px;
    color: var(--text-2);
    line-height: 1.7;
}
.data-points li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 800;
}
.data-points li strong {
    color: var(--text);
    font-weight: 700;
    margin-right: 4px;
}
.data-visual img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border);
}

/* ---------- 06 Security ---------- */
.security-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 28px;
}
.security-block {
    padding: 40px 32px;
    background: #fff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}
.security-block:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.security-block-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: #fff;
    margin-bottom: 20px;
}
.security-block h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 24px;
}
.security-items {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.security-item strong {
    display: block;
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 6px;
}
.security-item p {
    font-size: 14px;
    color: var(--text-2);
    line-height: 1.65;
}

/* ---------- 07 Ecosystem ---------- */
.ecosystem-hero {
    padding: 56px 48px;
    background: linear-gradient(135deg, #1a2332 0%, #0f172a 100%);
    border-radius: var(--radius-xl);
    color: #fff;
    text-align: center;
    margin-bottom: 60px;
}
.ecosystem-modules {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 28px;
}
.module-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    transition: all 0.25s ease;
}
.module-chip:hover {
    background: rgba(37, 99, 235, 0.25);
    border-color: rgba(37, 99, 235, 0.4);
    transform: translateY(-2px);
}
.module-chip span {
    font-size: 16px;
}
.ecosystem-tag {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
}

.capability-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.capability-tile {
    padding: 24px 20px;
    background: #fff;
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.25s ease;
}
.capability-tile:hover {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}
.capability-tile strong {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 14px;
    flex-shrink: 0;
}
.capability-tile span {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    line-height: 1.3;
}

.value-props {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.value-prop {
    padding: 32px 24px;
    background: var(--bg-gradient-1);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(37, 99, 235, 0.1);
    transition: all 0.3s ease;
}
.value-prop:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}
.value-prop strong {
    display: block;
    font-size: 17px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}
.value-prop span {
    font-size: 14px;
    color: var(--text-2);
    line-height: 1.65;
}

/* ---------- CTA ---------- */
.cta {
    padding: 120px 0;
    background: linear-gradient(135deg, #1e40af 0%, #2563eb 50%, #06b6d4 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
}
.cta::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
}
.cta::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: -100px;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.04);
}
.cta-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}
.cta-title {
    font-size: clamp(36px, 4vw, 52px);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
}
.cta-desc {
    font-size: 17px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
}
.cta-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    padding: 16px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    margin-bottom: 24px;
}
.cta-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr auto;
    gap: 12px;
}
.cta-form-row input {
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    color: var(--text);
    outline: none;
    transition: border 0.2s ease;
}
.cta-form-row input:focus {
    border-color: var(--primary);
}
.cta-form-row .btn-primary {
    background: #fff;
    color: var(--primary);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
    white-space: nowrap;
}
.cta-form-row .btn-primary:hover {
    background: var(--text);
    color: #fff;
}
.cta-points {
    display: flex;
    justify-content: center;
    gap: 24px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
}

/* ---------- Footer ---------- */
.footer {
    padding: 80px 0 32px;
    background: #0f172a;
    color: #cbd5e1;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-brand .brand-name { color: #fff; }
.footer-tagline {
    margin-top: 16px;
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.6);
}
.footer-col h5 {
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 18px;
    letter-spacing: 0.5px;
}
.footer-col a {
    display: block;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    padding: 6px 0;
    transition: color 0.2s ease;
}
.footer-col a:hover { color: #fff; }
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    flex-wrap: wrap;
    gap: 12px;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; gap: 40px; }
    .hero-visual { height: 440px; }
    .stats-grid { grid-template-columns: repeat(3, 1fr); }
    .positioning-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid, .steps-grid-4 { grid-template-columns: repeat(2, 1fr); }
    .workflow-grid { grid-template-columns: repeat(2, 1fr); }
    .integration-grid { grid-template-columns: 1fr; }
    .triple-cards { grid-template-columns: 1fr; }
    .capability-list { grid-template-columns: 1fr; }
    .capability-grid { grid-template-columns: repeat(2, 1fr); }
    .value-props { grid-template-columns: repeat(2, 1fr); }
    .orders-showcase, .notification-showcase, .data-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .notification-showcase { padding: 40px; }
    .security-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .nav-menu { display: none; }
    .nav-toggle { display: flex; margin-left: auto; }
    .nav-cta { display: none; }
}

@media (max-width: 768px) {
    .container { padding: 0 20px; }
    .section { padding: 80px 0; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .stat-num { font-size: 36px; }
    .positioning-grid { grid-template-columns: 1fr; }
    .connect-flow { flex-direction: column; }
    .connect-flow-arrow { transform: rotate(90deg); }
    .cta-form-row { grid-template-columns: 1fr; }
    .ecosystem-hero { padding: 32px 20px; }
    .footer-grid { grid-template-columns: 1fr; }
    .hero { padding: 100px 0 60px; }
    .hero-visual { height: 360px; }
    .hero-card { min-width: 180px; padding: 12px 14px; }
    .hero-card-icon { width: 36px; height: 36px; font-size: 18px; }
    .hero-card-text strong { font-size: 13px; }
    .hero-card-text span { font-size: 11px; }
    .hero-trust { font-size: 12px; }
    .hero-trust strong { font-size: 18px; }
}

/* Reveal animations on scroll */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}