@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    --bg-dark: #070a13;
    --bg-card: rgba(18, 24, 41, 0.65);
    --bg-card-hover: rgba(26, 34, 56, 0.85);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(59, 130, 246, 0.15);
    --color-primary: #3b82f6;
    --color-primary-hover: #2563eb;
    --color-success: #10b981;
    --color-success-bg: rgba(16, 185, 129, 0.1);
    --color-danger: #ef4444;
    --color-danger-bg: rgba(239, 68, 68, 0.1);
    --color-text: #f9fafb;
    --color-text-secondary: #9ca3af;
    --font-sans: 'Inter', sans-serif;
    --font-title: 'Outfit', sans-serif;
    --max-width: 1200px;
    --transition-speed: 0.3s;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--bg-dark);
}

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--bg-dark);
    overflow-x: hidden;
    position: relative;
}

/* Background Gradients (Decorative Blobs) */
body::before {
    content: '';
    position: absolute;
    top: -10%;
    left: 20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.12) 0%, rgba(0, 0, 0, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

body::after {
    content: '';
    position: absolute;
    top: 50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.06) 0%, rgba(0, 0, 0, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

/* Typography Helpers */
h1, h2, h3, h4 {
    font-family: var(--font-title);
    font-weight: 700;
    letter-spacing: -0.02em;
}

p {
    color: var(--color-text-secondary);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-speed);
}

a:hover {
    color: var(--color-primary);
}

/* Base Layout */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header & Nav */
header {
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    background-color: rgba(7, 10, 19, 0.75);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 4.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-title);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
}

.logo span {
    color: var(--color-primary);
}

.logo-badge {
    background-color: rgba(59, 130, 246, 0.15);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--color-primary);
    font-size: 0.65rem;
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.nav-link:hover, .nav-link.active {
    color: var(--color-text);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    border: none;
    font-family: var(--font-sans);
}

.btn-primary {
    background-color: var(--color-primary);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--color-text);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-accent {
    background-color: transparent;
    color: var(--color-primary);
    border: 1px solid rgba(59, 130, 246, 0.4);
}

.btn-accent:hover {
    background-color: rgba(59, 130, 246, 0.1);
    transform: translateY(-2px);
}

/* Mobile Nav Toggle */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 6rem 0;
    text-align: center;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0) 0%, var(--border-color) 50%, rgba(255, 255, 255, 0) 100%);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 100px;
    padding: 0.35rem 1rem;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: 2rem;
}

.hero-badge i {
    width: 6px;
    height: 6px;
    background-color: var(--color-primary);
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 8px var(--color-primary);
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 40%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-subtitle {
    font-size: 1.25rem;
    max-width: 650px;
    margin: 0 auto 2.5rem;
    font-weight: 400;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 4rem;
}

/* Quick Flow Graphics */
.hero-flow {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    max-width: 750px;
    margin: 0 auto;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.flow-step {
    flex: 1;
    text-align: center;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.flow-step strong {
    display: block;
    color: var(--color-text);
    margin-bottom: 0.25rem;
}

.flow-arrow {
    color: var(--color-primary);
    font-size: 1.25rem;
    opacity: 0.6;
}

/* General Sections */
.section {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 4rem;
}

.section-badge {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: 0.75rem;
    display: block;
}

.section-header h2 {
    font-size: 2.25rem;
    margin-bottom: 1rem;
    color: var(--color-text);
}

/* Cards & Grids */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: all var(--transition-speed) ease;
    position: relative;
    overflow: hidden;
}

.card:hover {
    background-color: var(--bg-card-hover);
    border-color: rgba(59, 130, 246, 0.25);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.05);
    transform: translateY(-4px);
}

.card-icon {
    width: 3rem;
    height: 3rem;
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--color-primary);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

/* Dual Column Layouts */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

/* Playground / API Preview */
.playground-container {
    background-color: #0b0f19;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.playground-header {
    display: flex;
    background-color: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--border-color);
    padding: 0 1rem;
}

.tab-btn {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    padding: 1rem 1.25rem;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    font-family: var(--font-sans);
    transition: all var(--transition-speed);
    position: relative;
}

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

.tab-btn.active {
    color: var(--color-primary);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--color-primary);
}

.playground-body {
    padding: 1.5rem;
}

.code-block {
    display: none;
}

.code-block.active {
    display: block;
}

pre {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    overflow-x: auto;
    color: #e5e7eb;
    white-space: pre-wrap;
}

/* Privacy Nutrition Label Style */
.nutrition-label {
    background-color: #ffffff;
    color: #000000;
    font-family: 'Inter', sans-serif;
    border: 3px solid #000000;
    padding: 1.5rem;
    max-width: 380px;
    margin: 0 auto;
    box-shadow: 0 10px 30px rgba(0,0,0,0.25);
}

.nutrition-title {
    font-family: var(--font-title);
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.1;
    border-bottom: 8px solid #000000;
    padding-bottom: 0.25rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.nutrition-subtitle {
    font-size: 0.8rem;
    font-weight: 700;
    border-bottom: 1px solid #000000;
    padding-bottom: 0.5rem;
    margin-bottom: 0.75rem;
}

.nutrition-section {
    border-bottom: 5px solid #000000;
    padding-bottom: 0.5rem;
    margin-bottom: 0.5rem;
}

.nutrition-section-title {
    font-size: 1.1rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.nutrition-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    border-bottom: 1px solid #e5e7eb;
    padding: 0.35rem 0;
}

.nutrition-row:last-child {
    border-bottom: none;
}

.nutrition-row.bold {
    font-weight: 700;
}

.nutrition-row span.allowed {
    color: #059669;
    font-weight: 700;
}

.nutrition-row span.blocked {
    color: #dc2626;
    font-weight: 700;
}

.nutrition-footer {
    font-size: 0.65rem;
    line-height: 1.3;
    padding-top: 0.5rem;
}

/* Live Interactive Simulator */
.simulator-box {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.simulator-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text);
}

.form-control {
    background-color: #0b0f19;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    outline: none;
    transition: border-color var(--transition-speed);
}

.form-control:focus {
    border-color: var(--color-primary);
}

.simulator-output {
    background-color: #050811;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1.5rem;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    color: var(--color-success);
    min-height: 200px;
    overflow-y: auto;
}

/* Pricing Page Styles */
.pricing-toggle {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-bottom: 4rem;
}

.pricing-plans {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    align-items: stretch;
}

.pricing-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    display: flex;
    flex-direction: column;
    transition: all var(--transition-speed) ease;
    position: relative;
}

.pricing-card.popular {
    border-color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.1);
}

.pricing-card.popular::before {
    content: 'Most Popular';
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    background-color: var(--color-primary);
    color: #ffffff;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    padding: 0.25rem 0.6rem;
    border-radius: 100px;
    letter-spacing: 0.05em;
}

.pricing-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.15);
}

.plan-name {
    font-size: 1.25rem;
    color: var(--color-text);
    margin-bottom: 0.5rem;
}

.plan-price {
    font-size: 2.5rem;
    font-family: var(--font-title);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: baseline;
}

.plan-price span {
    font-size: 1rem;
    color: var(--color-text-secondary);
    font-weight: 400;
}

.plan-features {
    list-style: none;
    margin: 2rem 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex-grow: 1;
}

.plan-features li {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.plan-features li::before {
    content: '✓';
    color: var(--color-success);
    font-weight: bold;
}

/* Trust Center Styles */
.trust-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

.trust-content {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.trust-block h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    border-left: 3px solid var(--color-primary);
    padding-left: 0.75rem;
}

.trust-block p {
    margin-bottom: 1rem;
}

.trust-sidebar {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    align-self: start;
}

.trust-sidebar h4 {
    margin-bottom: 1rem;
}

.trust-sidebar ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.trust-sidebar li {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

/* Waitlist Form Page */
.form-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 3rem;
    max-width: 550px;
    margin: 4rem auto;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.form-card h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 1rem;
}

.form-card p {
    text-align: center;
    margin-bottom: 2.5rem;
}

.form-success-state {
    display: none;
    text-align: center;
    padding: 2rem 0;
}

.form-success-state.active {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.success-icon {
    width: 4.5rem;
    height: 4.5rem;
    background-color: var(--color-success-bg);
    border: 2px solid var(--color-success);
    color: var(--color-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    background-color: #04060d;
    padding: 4rem 0 2rem;
    margin-top: 6rem;
}

.footer-columns {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-info p {
    margin-top: 1rem;
    max-width: 320px;
    font-size: 0.9rem;
}

.footer-nav h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.25rem;
    color: var(--color-text);
}

.footer-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-nav a {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.footer-nav a:hover {
    color: var(--color-text);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
    .split-layout, .trust-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-columns {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    nav {
        display: none; /* Mobile menu collapsed by default */
        position: absolute;
        top: 4.5rem;
        left: 0;
        right: 0;
        background-color: #070a13;
        border-bottom: 1px solid var(--border-color);
        flex-direction: column;
        align-items: stretch;
        padding: 2rem;
        gap: 1.5rem;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.4);
    }

    nav.active {
        display: flex;
    }

    .mobile-toggle {
        display: block;
    }

    .hero-actions {
        flex-direction: column;
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-flow {
        flex-direction: column;
        gap: 1.5rem;
    }

    .flow-arrow {
        transform: rotate(90deg);
        margin: 0.25rem 0;
    }

    .footer-columns {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}