/* ===== Design Tokens ===== */
:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-card: #1a1f35;
    --bg-card-hover: #222845;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-blue: #3b82f6;
    --accent-blue-bright: #60a5fa;
    --accent-purple: #a78bfa;
    --accent-cyan: #22d3ee;
    --accent-green: #34d399;
    --border-subtle: rgba(148, 163, 184, 0.12);
    --border-card: rgba(148, 163, 184, 0.08);
    --glow-blue: rgba(59, 130, 246, 0.25);
    --glow-purple: rgba(167, 139, 250, 0.2);
    --font-main: 'Outfit', 'Inter', system-ui, sans-serif;
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 60px rgba(59, 130, 246, 0.15);
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    display: block;
}

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

/* ===== Header / Nav ===== */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2.5rem;
    background: rgba(10, 14, 26, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-subtle);
}

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

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

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

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

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-main);
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: #fff;
    padding: 0.65rem 1.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    box-shadow: 0 2px 16px var(--glow-blue);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 24px var(--glow-blue);
}

.btn-primary-lg {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: #fff;
    padding: 1rem 2.5rem;
    border-radius: var(--radius-md);
    font-size: 1.15rem;
    box-shadow: 0 4px 30px var(--glow-blue);
}

.btn-primary-lg:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 40px var(--glow-blue);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    padding: 1rem 2.5rem;
    border-radius: var(--radius-md);
    font-size: 1.15rem;
    border: 1px solid var(--border-subtle);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--accent-blue-bright);
}

/* ===== Hero ===== */
.hero {
    position: relative;
    text-align: left;
    padding: 10rem 2rem 5rem;
    overflow: hidden;
    display: flex;
    align-items: center;
}

/* Ambient glow behind hero */
.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 900px;
    height: 900px;
    background: radial-gradient(circle, var(--glow-blue) 0%, var(--glow-purple) 40%, transparent 70%);
    opacity: 0.35;
    pointer-events: none;
    z-index: 0;
}

.hero-inner {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 4rem;
}

.hero-text {
    flex: 1;
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.25);
    padding: 0.4rem 1rem;
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--accent-blue-bright);
    margin-bottom: 2rem;
    font-weight: 500;
}

.hero h1 {
    font-size: clamp(2.5rem, 5.5vw, 4.2rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-blue-bright) 50%, var(--accent-purple) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 0 2.5rem 0;
    line-height: 1.7;
}

.hero-ctas {
    display: flex;
    justify-content: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 0;
}

.hero-visual {
    flex: 1;
    position: relative;
    perspective: 1000px;
}

.hero-screenshot {
    width: 130%;
    max-width: none;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-glow), 0 25px 50px -12px rgba(0, 0, 0, 0.6);
    transition: transform var(--transition-med);
    transform: rotateY(-5deg) rotateX(2deg);
}

.hero-screenshot:hover {
    transform: rotateY(0deg) rotateX(0deg) scale(1.02);
}

/* ===== Powered-by bar ===== */
.powered-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    padding: 3rem 2rem;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    flex-wrap: wrap;
}

.powered-bar img {
    height: 36px;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.powered-bar img:hover {
    opacity: 1;
}

.powered-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
}

/* ===== How It Works ===== */
.how-it-works {
    padding: 6rem 2rem;
    max-width: 1100px;
    margin: 0 auto;
}

.section-eyebrow {
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.12em;
    color: var(--accent-blue-bright);
    font-weight: 600;
    margin-bottom: 0.75rem;
    text-align: center;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 4rem;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
    align-items: center;
}

.step-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.step-card {
    display: flex;
    gap: 1.25rem;
    align-items: flex-start;
}

.step-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.step-image-container {
    position: relative;
}

.step-image {
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-card);
}

/* ===== Features ===== */
.features-section {
    padding: 6rem 2rem;
    background: var(--bg-secondary);
}

.features-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: all var(--transition-med);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-med);
}

.feature-card:hover {
    border-color: rgba(59, 130, 246, 0.2);
    background: var(--bg-card-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    margin-bottom: 1.25rem;
}

.icon-blue {
    background: rgba(59, 130, 246, 0.12);
    color: var(--accent-blue-bright);
}

.icon-purple {
    background: rgba(167, 139, 250, 0.12);
    color: var(--accent-purple);
}

.icon-cyan {
    background: rgba(34, 211, 238, 0.12);
    color: var(--accent-cyan);
}

.icon-green {
    background: rgba(52, 211, 153, 0.12);
    color: var(--accent-green);
}

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.65;
}

/* ===== Comparison Table ===== */
.comparison-section {
    padding: 6rem 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.comparison-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
}

.comparison-table th,
.comparison-table td {
    padding: 1rem 1.25rem;
    text-align: center;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.92rem;
}

.comparison-table thead th {
    background: var(--bg-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
}

.comparison-table thead th:nth-child(2) {
    color: var(--accent-blue-bright);
    background: rgba(59, 130, 246, 0.08);
}

.comparison-table thead th:nth-child(3) {
    color: var(--accent-purple);
    background: rgba(167, 139, 250, 0.08);
}

.comparison-table tbody td:first-child {
    text-align: left;
    font-weight: 500;
    color: var(--text-primary);
}

.comparison-table tbody td:nth-child(2) {
    background: rgba(59, 130, 246, 0.04);
}

.comparison-table tbody tr:last-child td {
    border-bottom: none;
}

.check {
    color: var(--accent-green);
    font-weight: bold;
}

.cross {
    color: var(--text-muted);
}

/* ===== Effects — Code Execution ===== */
.effects-section {
    padding: 5rem 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.effects-explainer {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.effects-card {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    padding: 2rem;
}

.effects-card-highlight {
    border-color: rgba(59, 130, 246, 0.3);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.06), rgba(167, 139, 250, 0.06));
}

.effects-card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.effects-card-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
}

.effects-card p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.7;
}

/* ===== Security Section ===== */
.security-section {
    padding: 6rem 2rem;
    background: var(--bg-secondary);
}

.security-inner {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.security-visual {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.security-card-mini {
    background: var(--bg-card);
    border: 1px solid var(--border-card);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.security-card-mini .sec-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    flex-shrink: 0;
}

.security-card-mini h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.security-card-mini p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.6;
}

/* ===== CTA Banner ===== */
.cta-banner {
    padding: 6rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    height: 400px;
    background: radial-gradient(ellipse, var(--glow-purple) 0%, transparent 60%);
    opacity: 0.3;
    pointer-events: none;
}

.cta-inner {
    position: relative;
    z-index: 1;
}

.cta-banner h2 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.cta-banner p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== Footer ===== */
.site-footer {
    text-align: center;
    padding: 2.5rem 2rem;
    border-top: 1px solid var(--border-subtle);
    color: var(--text-muted);
    font-size: 0.88rem;
}

.site-footer a {
    color: var(--text-secondary);
    margin: 0 1rem;
    transition: color var(--transition-fast);
}

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

.footer-links {
    margin-bottom: 1rem;
}

@media (max-width: 992px) {
    .hero {
        padding: 8rem 1.5rem 4rem;
        text-align: center;
    }

    .hero-inner {
        flex-direction: column;
        gap: 3rem;
    }

    .hero-text {
        max-width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero h1 {
        font-size: clamp(2.2rem, 8vw, 3rem);
    }

    .hero-subtitle {
        margin: 0 auto 2.5rem auto;
    }

    .hero-ctas {
        justify-content: center;
        margin-bottom: 2rem;
    }

    .hero-visual {
        width: 100%;
        perspective: none;
    }

    .hero-screenshot {
        width: 100%;
        transform: none;
    }

    .hero-screenshot:hover {
        transform: translateY(-5px);
    }
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .site-header {
        padding: 0.75rem 1.25rem;
    }

    .nav-links {
        gap: 1rem;
    }

    .nav-link {
        font-size: 0.85rem;
    }

    .btn-primary {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }

    .hero {
        padding: 8rem 1.25rem 3rem;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

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

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

    .btn-primary-lg,
    .btn-outline {
        width: 100%;
        max-width: 320px;
        text-align: center;
    }

    .steps-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .comparison-table {
        font-size: 0.8rem;
    }

    .comparison-table th,
    .comparison-table td {
        padding: 0.75rem 0.5rem;
    }

    .security-inner {
        grid-template-columns: 1fr;
    }

    .effects-explainer {
        grid-template-columns: 1fr;
    }
}

/* ===== Addon Page Specifics (kept for addon pages) ===== */
.addon-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 6rem 2rem 2rem;
}

.addon-container h1 {
    margin-bottom: 1rem;
}

.addon-container h2 {
    margin-top: 2rem;
    color: var(--accent-blue-bright);
}

.addon-container h3 {
    margin-top: 1.5rem;
}

.addon-container img {
    max-width: 100%;
    border-radius: var(--radius-sm);
    margin: 2rem 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

.addon-container ul {
    padding-left: 1.5rem;
}

.addon-container li {
    margin-bottom: 0.35rem;
    color: var(--text-secondary);
}

.addon-container p {
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.addon-container a {
    color: var(--accent-blue-bright);
}

.addon-container a:hover {
    text-decoration: underline;
}

.addon-container code {
    background: rgba(59, 130, 246, 0.1);
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    font-size: 0.85em;
    color: var(--accent-blue-bright);
}

/* Feature blocks in addon page */
.feature-block {
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-subtle);
}

.feature-block:last-child {
    border-bottom: none;
}