/* ===== Design Tokens ===== */
:root {
    --kas-teal: #49EACB;
    --kas-teal-dim: #2db89e;
    --kas-teal-glow: rgba(73, 234, 203, 0.15);
    --kas-purple: #7B61FF;
    --kas-purple-dim: #6249db;
    --kas-pink: #FF6B9D;
    --bg-primary: #06060b;
    --bg-secondary: #0c0c14;
    --bg-card: rgba(14, 14, 24, 0.7);
    --bg-card-hover: rgba(20, 20, 36, 0.85);
    --bg-glass: rgba(255, 255, 255, 0.03);
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(73, 234, 203, 0.2);
    --text-primary: #f0f0f5;
    --text-secondary: #8a8aa3;
    --text-muted: #555570;
    --gradient-kas: linear-gradient(135deg, #49EACB 0%, #7B61FF 50%, #FF6B9D 100%);
    --gradient-kas-subtle: linear-gradient(135deg, rgba(73, 234, 203, 0.1), rgba(123, 97, 255, 0.1));
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-glow: 0 0 40px rgba(73, 234, 203, 0.08);
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--kas-teal); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--kas-teal-dim); }
img { max-width: 100%; display: block; }

/* ===== Ambient Background ===== */
.ambient-bg {
    position: fixed; inset: 0; z-index: -1; overflow: hidden;
    pointer-events: none;
}
.orb {
    position: absolute; border-radius: 50%;
    filter: blur(120px); opacity: 0.4;
    animation: orbFloat 20s ease-in-out infinite;
}
.orb-1 {
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(73, 234, 203, 0.15), transparent 70%);
    top: -200px; right: -100px;
    animation-delay: 0s;
}
.orb-2 {
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(123, 97, 255, 0.12), transparent 70%);
    bottom: 20%; left: -150px;
    animation-delay: -7s;
}
.orb-3 {
    width: 400px; height: 400px;
    background: radial-gradient(circle, rgba(255, 107, 157, 0.08), transparent 70%);
    top: 50%; right: 10%;
    animation-delay: -14s;
}
@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -40px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(15px, 30px) scale(1.02); }
}

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

/* ===== Navigation ===== */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    padding: 16px 0;
    transition: all var(--transition-smooth);
    background: transparent;
}
.navbar.scrolled {
    background: rgba(6, 6, 11, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 10px 0;
}
.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    font-size: 1.4rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: -0.02em;
}
.logo-kas {
    background: var(--gradient-kas);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
}
.logo-perience { color: var(--text-primary); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-link {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}
.nav-link:hover { color: var(--text-primary); }
.cta-link {
    color: var(--bg-primary) !important;
    background: var(--kas-teal);
    padding: 8px 20px;
    border-radius: 100px;
    font-weight: 600;
}
.cta-link:hover {
    background: var(--kas-teal-dim);
    color: var(--bg-primary) !important;
}
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.mobile-toggle span {
    width: 22px; height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* ===== Hero ===== */
.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 60px;
    padding: 120px 24px 60px;
    max-width: 1200px;
    margin: 0 auto;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}
.badge-dot {
    width: 6px; height: 6px;
    background: var(--kas-teal);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(73, 234, 203, 0.4); }
    50% { opacity: 0.8; box-shadow: 0 0 0 8px rgba(73, 234, 203, 0); }
}
.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}
.title-line { display: block; }
.title-small { font-size: 0.85em; }
.gradient-text {
    background: var(--gradient-kas);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 520px;
}
.hero-actions { display: flex; gap: 16px; margin-bottom: 48px; flex-wrap: wrap; }

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}
.btn-primary {
    background: var(--kas-teal);
    color: var(--bg-primary);
}
.btn-primary:hover {
    background: #5dfcd9;
    color: var(--bg-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(73, 234, 203, 0.3);
}
.btn-secondary {
    background: var(--bg-glass);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}
.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--border-hover);
    color: var(--text-primary);
    transform: translateY(-2px);
}
.btn-full { width: 100%; justify-content: center; }

/* ===== Proof Numbers ===== */
.hero-proof {
    display: flex;
    align-items: center;
    gap: 24px;
}
.proof-item { text-align: center; }
.proof-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 800;
    font-family: var(--font-mono);
    background: var(--gradient-kas);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.proof-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.proof-divider {
    width: 1px; height: 40px;
    background: var(--border-subtle);
}

/* ===== Code Window ===== */
.hero-visual { perspective: 1000px; }
.code-window {
    background: rgba(10, 10, 20, 0.9);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-glow), 0 20px 60px rgba(0, 0, 0, 0.5);
    transform: rotateY(-3deg) rotateX(2deg);
    transition: transform var(--transition-smooth);
}
.code-window:hover { transform: rotateY(0) rotateX(0); }
.code-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--border-subtle);
}
.code-dots { display: flex; gap: 6px; }
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot.red { background: #ff5f57; }
.dot.yellow { background: #febc2e; }
.dot.green { background: #28c840; }
.code-title { font-size: 0.75rem; color: var(--text-muted); font-family: var(--font-mono); }
.code-content {
    padding: 24px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    line-height: 1.8;
    overflow-x: auto;
    color: var(--text-secondary);
}
.code-keyword { color: var(--kas-purple); }
.code-type { color: var(--kas-teal); }
.code-fn { color: #ffd866; }
.code-string { color: var(--kas-pink); }
.code-number { color: #ff9e64; }
.code-comment { color: var(--text-muted); font-style: italic; }
.code-output { color: var(--kas-teal); }

/* ===== Stats Ticker ===== */
.stats-ticker {
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    background: var(--bg-glass);
    overflow: hidden;
    white-space: nowrap;
    padding: 20px 0;
}
.ticker-track {
    display: flex;
    gap: 48px;
    animation: ticker 30s linear infinite;
    width: max-content;
}
.ticker-item {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.ticker-value {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1rem;
    color: var(--kas-teal);
}
.ticker-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
@keyframes ticker {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ===== Sections ===== */
.section { padding: 100px 0; position: relative; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--kas-teal-glow);
    border: 1px solid rgba(73, 234, 203, 0.15);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--kas-teal);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 16px;
}
.tag-premium {
    background: rgba(123, 97, 255, 0.1);
    border-color: rgba(123, 97, 255, 0.2);
    color: var(--kas-purple);
}
.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}
.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ===== Cards Grid ===== */
.card-grid, .feature-grid {
    display: grid;
    gap: 24px;
}
.card-grid { grid-template-columns: repeat(3, 1fr); }
.feature-grid { grid-template-columns: repeat(4, 1fr); margin-bottom: 64px; }
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
}
.card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-kas-subtle);
    opacity: 0;
    transition: opacity var(--transition-smooth);
}
.card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}
.card:hover::before { opacity: 1; }
.card > * { position: relative; z-index: 1; }
.card-icon { font-size: 2rem; margin-bottom: 16px; }
.card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    font-family: var(--font-mono);
}
.card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 16px;
}
.card-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.tag {
    padding: 4px 10px;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.card-link {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--kas-teal);
}
.product-link {
    display: inline-block;
    margin-top: 16px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--kas-teal);
    text-decoration: none;
    transition: color var(--transition-smooth);
}
.product-link:hover {
    color: var(--kaspa-orange);
}

/* ===== Products Showcase ===== */
.product-showcase {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all var(--transition-smooth);
    position: relative;
}
.product-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}
.product-card.featured {
    grid-row: span 2;
    background: linear-gradient(180deg, rgba(73, 234, 203, 0.04) 0%, var(--bg-card) 100%);
    border-color: rgba(73, 234, 203, 0.15);
}
.product-badge {
    position: absolute;
    top: 16px; right: 16px;
    padding: 4px 12px;
    background: var(--gradient-kas);
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--bg-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.product-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}
.product-icon { font-size: 2.5rem; }
.product-header h3 {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 700;
}
.product-tagline {
    font-size: 0.8rem;
    color: var(--kas-teal);
    font-weight: 500;
}
.product-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}
.product-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.product-features li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding-left: 24px;
    position: relative;
}
.product-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--kas-teal);
    font-weight: 700;
}

/* ===== Playbook Section ===== */
.playbook {
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}
.playbook-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: start;
}
.playbook-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
}
.playbook-includes h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 16px;
}
.playbook-includes ul { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.playbook-includes li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}
.check { color: var(--kas-teal); font-weight: 700; flex-shrink: 0; }
.playbook-includes strong { color: var(--text-primary); }

/* ===== Price Card ===== */
.price-card {
    background: var(--bg-card);
    border: 1px solid rgba(73, 234, 203, 0.15);
    border-radius: var(--radius-xl);
    padding: 40px 32px;
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-glow);
}
.price-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 20px;
    background: var(--gradient-kas);
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--bg-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}
.price-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 16px;
    margin-top: 8px;
}
.price-amount {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 4px;
    margin-bottom: 4px;
}
.price-currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-top: 8px;
}
.price-value {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1;
    background: var(--gradient-kas);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.price-period {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 24px;
    display: block;
}
.price-methods {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-subtle);
}
.method-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    display: block;
    margin-bottom: 10px;
}
.methods { display: flex; justify-content: center; gap: 12px; }
.method {
    padding: 6px 14px;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}
.price-features {
    list-style: none;
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    text-align: left;
}
.price-features li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding-left: 24px;
    position: relative;
}
.price-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--kas-teal);
    font-weight: 700;
}

/* ===== Pro Access ===== */
.pro-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}
.pro-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 28px;
    text-align: center;
    transition: all var(--transition-smooth);
}
.pro-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
}
.pro-icon { font-size: 2rem; margin-bottom: 16px; }
.pro-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.pro-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}
.pro-pricing { text-align: center; }
.pro-price-card {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: 40px 64px;
}
.pro-price {
    display: flex;
    align-items: flex-start;
    gap: 2px;
}
.pro-price .price-currency { font-size: 1.2rem; margin-top: 6px; }
.pro-price .price-value { font-size: 3rem; }
.pro-price .price-period {
    font-size: 1rem;
    color: var(--text-muted);
    align-self: flex-end;
    margin-bottom: 8px;
}
.pro-annual {
    font-size: 0.8rem;
    color: var(--kas-teal);
    margin-bottom: 12px;
}

/* ===== About Section ===== */
.about { background: var(--bg-secondary); }
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}
.about-content p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}
.about-content a { font-weight: 600; }
.social-links {
    display: flex;
    gap: 16px;
    margin-top: 24px;
}
.social-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--bg-glass);
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}
.social-link:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}
blockquote {
    position: relative;
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-left: 3px solid var(--kas-teal);
    border-radius: var(--radius-lg);
}
blockquote p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    font-style: italic;
}

/* ===== Final CTA ===== */
.final-cta {
    text-align: center;
    padding: 120px 0;
    background: radial-gradient(ellipse at center, rgba(73, 234, 203, 0.04) 0%, transparent 70%);
}

/* ===== Footer ===== */
.footer {
    border-top: 1px solid var(--border-subtle);
    padding: 48px 0 32px;
}
.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}
.footer-brand p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 4px;
}
.footer-links { display: flex; gap: 24px; }
.footer-links a {
    color: var(--text-muted);
    font-size: 0.85rem;
    font-weight: 500;
}
.footer-links a:hover { color: var(--text-primary); }
.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--border-subtle);
}
.footer-bottom p { font-size: 0.8rem; color: var(--text-muted); }

/* ===== Modal ===== */
.modal-overlay {
    position: fixed; inset: 0; z-index: 200;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-smooth);
}
.modal-overlay.active { opacity: 1; pointer-events: all; }
.modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: 40px;
    width: 90%;
    max-width: 480px;
    position: relative;
    transform: translateY(20px) scale(0.96);
    transition: transform var(--transition-smooth);
}
.modal-overlay.active .modal { transform: translateY(0) scale(1); }
.modal-close {
    position: absolute;
    top: 16px; right: 16px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    width: 36px; height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-fast);
}
.modal-close:hover { background: var(--bg-glass); color: var(--text-primary); }
.modal-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.modal-product {
    font-size: 0.9rem;
    color: var(--kas-teal);
    font-family: var(--font-mono);
    margin-bottom: 28px;
}
.payment-options { display: flex; flex-direction: column; gap: 12px; }
.payment-option {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    color: var(--text-primary);
    font-family: inherit;
    font-size: inherit;
    text-align: left;
    width: 100%;
}
.payment-option:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
    color: var(--text-primary);
}
.payment-icon { font-size: 1.5rem; flex-shrink: 0; }
.payment-details strong { display: block; font-size: 0.95rem; }
.payment-details span { font-size: 0.8rem; color: var(--text-muted); }

.kas-payment-info {
    padding: 20px;
    background: rgba(73, 234, 203, 0.03);
    border: 1px solid rgba(73, 234, 203, 0.1);
    border-radius: var(--radius-md);
    margin-top: 8px;
}
.kas-address { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.address-label { font-size: 0.75rem; color: var(--text-muted); display: block; margin-bottom: 4px; }
.kas-addr {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--kas-teal);
    background: var(--bg-glass);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    flex: 1;
    word-break: break-all;
}
.copy-btn {
    background: none;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 8px;
    cursor: pointer;
    font-size: 1rem;
    transition: all var(--transition-fast);
}
.copy-btn:hover { border-color: var(--kas-teal); }
.kas-note {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
}
.kas-note a { color: var(--kas-teal); }

/* ===== Animations ===== */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero { grid-template-columns: 1fr; gap: 40px; padding-top: 100px; }
    .hero-visual { order: -1; max-width: 560px; }
    .code-window { transform: none; }
    .card-grid, .product-showcase, .feature-grid { grid-template-columns: repeat(2, 1fr); }
    .product-card.featured { grid-row: auto; }
    .pro-grid { grid-template-columns: repeat(2, 1fr); }
    .playbook-wrapper { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .nav-links { display: none; }
    .mobile-toggle { display: flex; }
    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0; right: 0;
        background: rgba(6, 6, 11, 0.95);
        backdrop-filter: blur(20px);
        padding: 20px;
        border-bottom: 1px solid var(--border-subtle);
    }
    .hero { min-height: auto; padding-top: 100px; padding-bottom: 40px; }
    .hero-title { font-size: 2.2rem; }
    .hero-proof { flex-wrap: wrap; gap: 16px; }
    .proof-divider { display: none; }
    .card-grid, .product-showcase, .feature-grid, .pro-grid { grid-template-columns: 1fr; }
    .about-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-content { flex-direction: column; gap: 20px; text-align: center; }
    .section { padding: 60px 0; }
    .pro-price-card { padding: 32px; width: 100%; }
    .price-card { padding: 32px 24px; }
}