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

:root {
    --blue-600: #2563eb;
    --blue-700: #1d4ed8;
    --blue-500: #3b82f6;
    --blue-400: #60a5fa;
    --blue-50: #eff6ff;
    --green-500: #22c55e;
    --green-400: #4ade80;
    --green-50: #f0fdf4;
    --purple-500: #a855f7;
    --purple-50: #faf5ff;
    --orange-500: #f97316;
    --orange-50: #fff7ed;
    --teal-500: #14b8a6;
    --teal-50: #f0fdfa;
    --red-500: #ef4444;
    --red-50: #fef2f2;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --gray-950: #020617;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--gray-700);
    line-height: 1.6;
    background: #fff;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    color: inherit;
    text-decoration: none;
}

/* === Animations === */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 20px rgba(37, 99, 235, .15); }
    50% { box-shadow: 0 0 40px rgba(37, 99, 235, .3); }
}

@keyframes fade-up {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* === Navbar === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: #fff;
    border-bottom: 1px solid #e2e8f0;
    box-shadow: 0 1px 3px rgba(15, 23, 42, .04);
    height: 72px;
}

.nav-container {
    display: flex;
    align-items: center;
    height: 72px;
    gap: 32px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--gray-900);
    flex-shrink: 0;
}

.logo-icon {
    width: 34px;
    height: 34px;
}

.nav-links {
    display: flex;
    gap: 32px;
    margin-left: auto;
}

.nav-links a {
    font-size: .875rem;
    font-weight: 500;
    color: var(--gray-500);
    transition: color .2s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--blue-600);
    border-radius: 1px;
    transition: width .2s;
}

.nav-links a:hover {
    color: var(--gray-900);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-left: auto;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.mobile-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--gray-700);
    border-radius: 2px;
    transition: .3s;
}

.mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(255,255,255,.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    padding: 20px 24px;
    flex-direction: column;
    gap: 12px;
    z-index: 99;
}

.mobile-menu a {
    font-size: .95rem;
    font-weight: 500;
    color: var(--gray-700);
    padding: 10px 0;
}

.mobile-menu.open {
    display: flex;
}

/* === Buttons === */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-600);
    color: #fff;
    font-weight: 600;
    font-size: .9rem;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    transition: all .25s cubic-bezier(.4,0,.2,1);
    border: none;
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(37, 99, 235, .3), 0 1px 2px rgba(37, 99, 235, .2);
}

.btn-primary:hover {
    background: var(--blue-700);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37, 99, 235, .35), 0 4px 8px rgba(37, 99, 235, .2);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,.8);
    color: var(--gray-700);
    font-weight: 600;
    font-size: .9rem;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    border: 1.5px solid var(--gray-200);
    transition: all .25s cubic-bezier(.4,0,.2,1);
    cursor: pointer;
    backdrop-filter: blur(8px);
}

.btn-outline:hover {
    border-color: var(--blue-300, #93c5fd);
    background: var(--blue-50);
    color: var(--blue-700);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, .1);
}

.btn-text {
    font-weight: 500;
    font-size: .9rem;
    color: var(--gray-500);
    transition: color .2s;
}

.btn-text:hover {
    color: var(--blue-600);
}

.btn-white {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    color: var(--blue-600);
    font-weight: 700;
    font-size: 1rem;
    padding: 16px 36px;
    border-radius: var(--radius-sm);
    transition: all .25s cubic-bezier(.4,0,.2,1);
    border: none;
    cursor: pointer;
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(0,0,0,.18);
}

.btn-sm { padding: 8px 18px; font-size: .85rem; }
.btn-lg { padding: 16px 32px; font-size: 1rem; }
.btn-full { width: 100%; }

/* === Hero === */
.hero {
    padding: 140px 0 100px;
    background: var(--gray-950);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -40%;
    right: -20%;
    width: 80%;
    height: 80%;
    background: radial-gradient(ellipse, rgba(37, 99, 235, .15) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -10%;
    width: 60%;
    height: 60%;
    background: radial-gradient(ellipse, rgba(124, 58, 237, .1) 0%, transparent 70%);
    pointer-events: none;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(37, 99, 235, .1);
    border: 1px solid rgba(37, 99, 235, .2);
    padding: 8px 16px;
    border-radius: 100px;
    font-size: .8rem;
    font-weight: 600;
    color: var(--blue-400);
    margin-bottom: 24px;
    letter-spacing: .02em;
}

.hero h1 {
    font-size: 3.25rem;
    font-weight: 800;
    line-height: 1.12;
    color: #fff;
    margin-bottom: 20px;
    letter-spacing: -.03em;
}

.gradient-text {
    background: linear-gradient(135deg, var(--blue-400) 0%, #a78bfa 50%, var(--blue-400) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 4s linear infinite;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--gray-400);
    line-height: 1.75;
    margin-bottom: 36px;
    max-width: 520px;
}

.hero-cta {
    display: flex;
    gap: 14px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.hero-cta .btn-primary {
    padding: 16px 32px;
    font-size: 1rem;
    box-shadow: 0 0 24px rgba(37, 99, 235, .4), 0 4px 12px rgba(37, 99, 235, .3);
}

.hero-cta .btn-primary:hover {
    box-shadow: 0 0 40px rgba(37, 99, 235, .5), 0 8px 24px rgba(37, 99, 235, .35);
}

.hero-cta .btn-outline {
    background: rgba(255,255,255,.05);
    border-color: rgba(255,255,255,.15);
    color: var(--gray-300);
    padding: 16px 32px;
    font-size: 1rem;
}

.hero-cta .btn-outline:hover {
    background: rgba(255,255,255,.1);
    border-color: rgba(255,255,255,.25);
    color: #fff;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
}

.stat-value {
    display: block;
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
}

.stat-label {
    font-size: .78rem;
    color: var(--gray-500);
    font-weight: 400;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255,255,255,.1);
}

/* === Dashboard Mockup === */
.hero-visual {
    display: flex;
    justify-content: center;
    animation: float 6s ease-in-out infinite;
}

.dashboard-mockup {
    background: var(--gray-900);
    border-radius: var(--radius-xl);
    overflow: hidden;
    width: 100%;
    max-width: 560px;
    border: 1px solid rgba(255,255,255,.08);
    box-shadow:
        0 0 0 1px rgba(255,255,255,.05),
        0 20px 60px rgba(0,0,0,.5),
        0 0 100px rgba(37, 99, 235, .1);
}

.mockup-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 18px;
    background: rgba(255,255,255,.03);
    border-bottom: 1px solid rgba(255,255,255,.06);
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot.red { background: #ef4444; }
.dot.yellow { background: #eab308; }
.dot.green { background: #22c55e; }

.mockup-title {
    font-size: .75rem;
    color: var(--gray-500);
    margin-left: 8px;
    letter-spacing: .02em;
}

.mockup-body {
    display: grid;
    grid-template-columns: 140px 1fr;
    min-height: 300px;
}

.mockup-sidebar {
    background: rgba(255,255,255,.02);
    padding: 16px 12px;
    border-right: 1px solid rgba(255,255,255,.05);
}

.sidebar-item {
    padding: 9px 12px;
    font-size: .75rem;
    color: var(--gray-500);
    border-radius: 8px;
    margin-bottom: 4px;
    transition: all .2s;
}

.sidebar-item.active {
    background: rgba(37, 99, 235, .15);
    color: var(--blue-400);
    font-weight: 500;
}

.mockup-content {
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mockup-card {
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.06);
    border-radius: 10px;
    padding: 14px;
}

.mockup-card-label {
    font-size: .68rem;
    color: var(--gray-500);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: .06em;
    font-weight: 500;
}

.mockup-card-value {
    font-size: .85rem;
    color: var(--gray-300);
    font-weight: 500;
}

.mockup-card-value.success {
    color: var(--green-400);
}

.mockup-bar {
    height: 6px;
    background: rgba(255,255,255,.06);
    border-radius: 3px;
    margin-bottom: 8px;
    overflow: hidden;
}

.mockup-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--blue-600), var(--blue-400));
    border-radius: 3px;
}

.mockup-backup-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.mockup-backup-row {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: .78rem;
    color: var(--gray-300);
    padding: 10px 12px;
    background: rgba(255,255,255,.03);
    border: 1px solid rgba(255,255,255,.04);
    border-radius: 8px;
}

.mockup-backup-row .text-muted {
    margin-left: auto;
    color: var(--gray-500);
    font-size: .72rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.status-dot.green {
    background: var(--green-400);
    box-shadow: 0 0 8px rgba(34, 197, 94, .4);
}

/* === Trust Bar === */
.trust-bar {
    padding: 40px 0;
    background: #fff;
    border-bottom: 1px solid var(--gray-100);
}

.trust-items {
    display: flex;
    justify-content: center;
    gap: 56px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: .875rem;
    font-weight: 500;
    color: var(--gray-600);
}

.trust-item svg {
    color: var(--blue-600);
    flex-shrink: 0;
    opacity: .8;
}

/* === Section Header === */
.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    font-size: .75rem;
    font-weight: 700;
    color: var(--blue-600);
    text-transform: uppercase;
    letter-spacing: .12em;
    margin-bottom: 16px;
    padding: 6px 16px;
    background: var(--blue-50);
    border-radius: 100px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 16px;
    letter-spacing: -.02em;
}

.section-header p {
    font-size: 1.1rem;
    color: var(--gray-500);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.7;
}

/* === Features === */
.features {
    padding: 112px 0;
    background: #fff;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.feature-card {
    padding: 36px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: all .3s cubic-bezier(.4,0,.2,1);
    background: #fff;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--blue-600), var(--purple-500));
    opacity: 0;
    transition: opacity .3s;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0,0,0,.06), 0 8px 16px rgba(0,0,0,.04);
    border-color: transparent;
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.feature-icon.blue { background: var(--blue-50); color: var(--blue-600); }
.feature-icon.green { background: var(--green-50); color: var(--green-500); }
.feature-icon.purple { background: var(--purple-50); color: var(--purple-500); }
.feature-icon.orange { background: var(--orange-50); color: var(--orange-500); }
.feature-icon.teal { background: var(--teal-50); color: var(--teal-500); }
.feature-icon.red { background: var(--red-50); color: var(--red-500); }

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--gray-900);
}

.feature-card p {
    font-size: .9rem;
    color: var(--gray-500);
    line-height: 1.7;
}

/* === How It Works === */
.how-it-works {
    padding: 112px 0;
    background: var(--gray-50);
    position: relative;
}

.steps {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
    max-width: 960px;
    margin: 0 auto;
}

.step {
    flex: 1;
    text-align: center;
    padding: 0 28px;
}

.step-number {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--blue-600), var(--blue-500));
    color: #fff;
    font-size: 1.4rem;
    font-weight: 800;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    box-shadow: 0 8px 24px rgba(37, 99, 235, .25);
    position: relative;
}

.step-number::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid rgba(37, 99, 235, .2);
}

.step-content h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--gray-900);
}

.step-content p {
    font-size: .9rem;
    color: var(--gray-500);
    line-height: 1.7;
}

.step-connector {
    width: 80px;
    height: 2px;
    background: linear-gradient(90deg, var(--blue-600), var(--blue-400));
    margin-top: 32px;
    flex-shrink: 0;
    border-radius: 1px;
    opacity: .4;
}

/* === 3-2-1 Rule === */
.backup-rule {
    padding: 112px 0;
    background: #fff;
}

.rule-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.rule-content .section-tag {
    text-align: left;
}

.rule-content h2 {
    font-size: 2.25rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 20px;
    letter-spacing: -.02em;
}

.rule-content p {
    font-size: 1.05rem;
    color: var(--gray-500);
    line-height: 1.8;
    margin-bottom: 16px;
}

.rule-content .btn-primary {
    margin-top: 12px;
}

.rule-visual {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.rule-card {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 28px;
    border-radius: var(--radius-lg);
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    transition: all .3s cubic-bezier(.4,0,.2,1);
}

.rule-card:hover {
    transform: translateX(8px);
    box-shadow: 0 8px 24px rgba(0,0,0,.06);
    border-color: var(--blue-200, #bfdbfe);
}

.rule-number {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--blue-600), var(--blue-500));
    color: #fff;
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 4px 16px rgba(37, 99, 235, .2);
}

.rule-text strong {
    display: block;
    font-size: 1.05rem;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.rule-text span {
    font-size: .88rem;
    color: var(--gray-500);
}

/* === Stats === */
.stats-section {
    padding: 80px 0;
    background: var(--gray-950);
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(ellipse at center, rgba(37, 99, 235, .08) 0%, transparent 60%);
    pointer-events: none;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    position: relative;
    z-index: 1;
}

.stat-card {
    text-align: center;
    padding: 24px;
}

.stat-card-value {
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 8px;
    letter-spacing: -.01em;
}

.stat-card-label {
    font-size: .875rem;
    color: var(--gray-400);
    font-weight: 400;
}

/* === Pricing === */
.pricing {
    padding: 112px 0;
    background: var(--gray-50);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: start;
}

.pricing-card {
    background: #fff;
    border-radius: var(--radius-xl);
    padding: 40px;
    border: 1px solid var(--gray-200);
    position: relative;
    transition: all .3s cubic-bezier(.4,0,.2,1);
}

.pricing-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0,0,0,.06), 0 8px 16px rgba(0,0,0,.04);
}

.pricing-card.featured {
    border-color: var(--blue-600);
    background: linear-gradient(180deg, rgba(37,99,235,.02) 0%, #fff 30%);
    box-shadow: 0 0 0 1px var(--blue-600), 0 20px 40px rgba(37, 99, 235, .1);
    transform: scale(1.03);
}

.pricing-card.featured:hover {
    transform: scale(1.03) translateY(-6px);
    box-shadow: 0 0 0 1px var(--blue-600), 0 24px 48px rgba(37, 99, 235, .15);
}

.pricing-badge {
    position: absolute;
    top: -13px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--blue-600), #7c3aed);
    color: #fff;
    font-size: .72rem;
    font-weight: 700;
    padding: 6px 20px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: .08em;
    box-shadow: 0 4px 12px rgba(37, 99, 235, .3);
}

.pricing-header h3 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 6px;
}

.pricing-desc {
    font-size: .875rem;
    color: var(--gray-500);
    margin-bottom: 28px;
}

.pricing-price {
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--gray-100);
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -.02em;
}

.price-period {
    font-size: .9rem;
    color: var(--gray-400);
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: .9rem;
    color: var(--gray-600);
}

.pricing-features svg {
    flex-shrink: 0;
}

/* === FAQ === */
.faq {
    padding: 112px 0;
    background: #fff;
}

.faq-list {
    max-width: 740px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--gray-200);
}

.faq-item summary {
    padding: 22px 0;
    font-size: 1.02rem;
    font-weight: 600;
    color: var(--gray-900);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    transition: color .2s;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary:hover {
    color: var(--blue-600);
}

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--gray-400);
    transition: transform .3s cubic-bezier(.4,0,.2,1);
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--gray-50);
}

.faq-item[open] summary::after {
    content: '\2212';
    background: var(--blue-50);
    color: var(--blue-600);
}

.faq-item p {
    padding: 0 0 22px;
    font-size: .925rem;
    color: var(--gray-500);
    line-height: 1.75;
}

/* === CTA === */
.cta-section {
    padding: 112px 0;
    background: var(--gray-50);
}

.cta-box {
    text-align: center;
    background: var(--gray-950);
    padding: 80px 48px;
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 60%;
    height: 200%;
    background: radial-gradient(ellipse, rgba(37, 99, 235, .2) 0%, transparent 60%);
    pointer-events: none;
}

.cta-box::after {
    content: '';
    position: absolute;
    bottom: -50%;
    right: -20%;
    width: 60%;
    height: 200%;
    background: radial-gradient(ellipse, rgba(124, 58, 237, .15) 0%, transparent 60%);
    pointer-events: none;
}

.cta-box h2 {
    font-size: 2.25rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
    letter-spacing: -.02em;
}

.cta-box p {
    font-size: 1.1rem;
    color: var(--gray-400);
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
}

.cta-box .btn-white {
    position: relative;
    z-index: 1;
}

/* === Footer === */
.footer {
    padding: 72px 0 36px;
    background: var(--gray-950);
    color: var(--gray-400);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 56px;
    margin-bottom: 56px;
}

.footer-brand .logo {
    margin-bottom: 16px;
    color: #fff;
}

.footer-brand p {
    font-size: .88rem;
    line-height: 1.7;
    color: var(--gray-500);
}

.footer-col h4 {
    font-size: .8rem;
    font-weight: 600;
    color: var(--gray-300);
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-bottom: 20px;
}

.footer-col a {
    display: block;
    font-size: .88rem;
    color: var(--gray-500);
    margin-bottom: 12px;
    transition: color .2s;
}

.footer-col a:hover {
    color: #fff;
}

.footer-bottom {
    padding-top: 28px;
    border-top: 1px solid rgba(255,255,255,.06);
    text-align: center;
    font-size: .82rem;
    color: var(--gray-600);
}

.footer-disclaimer {
    margin-top: 14px;
    max-width: 880px;
    margin-left: auto;
    margin-right: auto;
    font-size: .72rem;
    line-height: 1.55;
    color: var(--gray-600);
    opacity: .8;
}

/* === Order Modal === */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 200;
    background: rgba(0,0,0,.5);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s, visibility .3s;
}

.modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: #fff;
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 640px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 40px;
    position: relative;
    box-shadow: 0 32px 64px rgba(0,0,0,.2);
    transform: translateY(16px) scale(.98);
    transition: transform .3s cubic-bezier(.4,0,.2,1);
}

.modal-overlay.open .modal {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: var(--gray-50);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .2s;
    color: var(--gray-500);
}

.modal-close:hover {
    background: var(--gray-100);
    color: var(--gray-700);
}

/* Progress Steps */
.modal-progress {
    margin-bottom: 36px;
}

.progress-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.progress-step span {
    font-size: .72rem;
    font-weight: 500;
    color: var(--gray-400);
    transition: color .3s;
}

.progress-dot {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gray-100);
    color: var(--gray-400);
    font-size: .8rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all .3s;
}

.progress-step.active .progress-dot {
    background: var(--blue-600);
    color: #fff;
    box-shadow: 0 4px 12px rgba(37, 99, 235, .3);
}

.progress-step.active span {
    color: var(--blue-600);
    font-weight: 600;
}

.progress-step.completed .progress-dot {
    background: var(--green-500);
    color: #fff;
}

.progress-step.completed span {
    color: var(--green-500);
}

.progress-line {
    width: 48px;
    height: 2px;
    background: var(--gray-200);
    margin: 0 8px;
    margin-bottom: 20px;
    border-radius: 1px;
}

/* Modal Steps */
.modal-step {
    display: none;
}

.modal-step.active {
    display: block;
    animation: fade-up .3s ease;
}

.modal-step h2 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 6px;
    letter-spacing: -.01em;
}

.modal-subtitle {
    font-size: .925rem;
    color: var(--gray-500);
    margin-bottom: 28px;
}

.modal-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 28px;
    gap: 12px;
}

/* Plan Options */
.plan-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.plan-option {
    cursor: pointer;
    display: block;
}

.plan-option input[type="radio"] {
    display: none;
}

.plan-option-content {
    padding: 20px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    transition: all .2s;
}

.plan-option input:checked + .plan-option-content {
    border-color: var(--blue-600);
    background: var(--blue-50);
    box-shadow: 0 0 0 1px var(--blue-600);
}

.plan-option-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 6px;
}

.plan-option-header strong {
    font-size: 1.05rem;
    color: var(--gray-900);
}

.plan-option-title-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.plan-option-badge {
    font-size: .68rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--blue-600), #7c3aed);
    color: #fff;
    padding: 2px 10px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: .04em;
}

.plan-option-price {
    font-weight: 700;
    color: var(--gray-900);
    font-size: .95rem;
    white-space: nowrap;
}

.plan-option-price small {
    font-weight: 400;
    color: var(--gray-400);
    font-size: .8rem;
}

.plan-option p {
    font-size: .85rem;
    color: var(--gray-500);
    line-height: 1.5;
}

/* Storage Config */
.storage-config {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.storage-slider-container {
    text-align: center;
}

.storage-display {
    margin-bottom: 20px;
}

.storage-amount {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -.03em;
}

.storage-unit {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-400);
    margin-left: 4px;
}

.storage-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: linear-gradient(to right, #2563eb 0%, #2563eb 2.5%, #e2e8f0 2.5%, #e2e8f0 100%);
    outline: none;
    cursor: pointer;
}

.storage-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid var(--blue-600);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0,0,0,.12);
    transition: box-shadow .2s;
}

.storage-slider::-webkit-slider-thumb:hover {
    box-shadow: 0 2px 12px rgba(37, 99, 235, .3);
}

.storage-slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid var(--blue-600);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0,0,0,.12);
}

.storage-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    font-size: .75rem;
    color: var(--gray-400);
}

/* Summary */
.storage-summary, .confirmation-details {
    background: var(--gray-50);
    border-radius: var(--radius);
    padding: 24px;
    border: 1px solid var(--gray-200);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    font-size: .9rem;
    color: var(--gray-600);
}

.summary-row span:last-child {
    font-weight: 600;
    color: var(--gray-900);
}

.summary-row.total {
    font-size: 1.1rem;
}

.summary-row.total span:last-child {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--blue-600);
}

.summary-divider {
    height: 1px;
    background: var(--gray-200);
    margin: 8px 0;
}

.summary-note {
    margin-top: 12px;
    font-size: .8rem;
    color: var(--gray-400);
    text-align: center;
}

/* Order Form */
.order-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: .85rem;
    font-weight: 600;
    color: var(--gray-700);
}

.form-group label small {
    font-weight: 400;
    color: var(--gray-400);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"] {
    padding: 12px 16px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: .9rem;
    font-family: inherit;
    color: var(--gray-900);
    background: #fff;
    transition: border-color .2s, box-shadow .2s;
    outline: none;
}

.form-group input:focus {
    border-color: var(--blue-600);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, .1);
}

.form-group input.input-error {
    border-color: var(--red-500);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, .1);
}

.form-error {
    font-size: .78rem;
    color: var(--red-500);
    font-weight: 500;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    font-size: .85rem;
    color: var(--gray-600);
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    flex-shrink: 0;
    accent-color: var(--blue-600);
    cursor: pointer;
}

.checkbox-label a {
    color: var(--blue-600);
    text-decoration: underline;
}

/* Confirmation */
.confirmation {
    text-align: center;
}

.confirmation-icon {
    margin-bottom: 20px;
}

.confirmation-details {
    text-align: left;
    margin: 24px 0;
}

.confirmation-next {
    text-align: left;
    background: var(--blue-50);
    border-radius: var(--radius);
    padding: 20px 24px;
    margin-bottom: 24px;
}

.confirmation-next h3 {
    font-size: .95rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 10px;
}

.confirmation-next ol {
    padding-left: 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.confirmation-next li {
    font-size: .88rem;
    color: var(--gray-600);
    line-height: 1.5;
}

/* === Responsive === */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .hero h1 { font-size: 2.5rem; }

    .hero-visual {
        order: -1;
    }

    .dashboard-mockup {
        max-width: 480px;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .pricing-card.featured {
        transform: scale(1);
    }

    .pricing-card.featured:hover {
        transform: translateY(-6px);
    }

    .pricing-card:last-child {
        grid-column: span 2;
        max-width: 420px;
        margin: 0 auto;
    }

    .rule-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }

    .section-header h2 { font-size: 2rem; }
}

@media (max-width: 768px) {
    .nav-links, .nav-actions {
        display: none;
    }

    .mobile-toggle {
        display: flex;
        margin-left: auto;
    }

    .hero {
        padding: 110px 0 70px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-subtitle { font-size: 1rem; }

    .hero-stats {
        flex-wrap: wrap;
        gap: 20px;
    }

    .stat-divider {
        display: none;
    }

    .hero-cta .btn-primary,
    .hero-cta .btn-outline {
        padding: 14px 24px;
        font-size: .9rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .steps {
        flex-direction: column;
        align-items: center;
    }

    .step-connector {
        width: 2px;
        height: 40px;
        margin: 0;
        background: linear-gradient(180deg, var(--blue-600), var(--blue-400));
    }

    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .pricing-card:last-child {
        grid-column: span 1;
        max-width: none;
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .trust-items {
        gap: 24px 32px;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }

    .cta-box {
        padding: 48px 24px;
    }

    .cta-box h2 {
        font-size: 1.7rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .mockup-body {
        grid-template-columns: 1fr;
    }

    .mockup-sidebar {
        display: none;
    }

    .features, .how-it-works, .backup-rule, .pricing, .faq, .cta-section {
        padding: 80px 0;
    }

    /* Modal responsive */
    .modal {
        padding: 24px;
        max-height: 95vh;
    }

    .modal-step h2 {
        font-size: 1.25rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .progress-line {
        width: 24px;
    }

    .storage-amount {
        font-size: 2.5rem;
    }

    .plan-option-header {
        flex-direction: column;
        gap: 4px;
    }

    .modal-actions {
        flex-direction: column-reverse;
    }

    .modal-actions .btn-outline,
    .modal-actions .btn-primary {
        width: 100%;
    }
}