/* ============================================================
   17ON.CSS — 17on landing page styles
   Imports base.css for shared foundation.
   ============================================================ */

/* --- 17on Color Tokens --- */
:root {
    --17on-purple: #ac0dc9;
    --17on-mint: #6beab3;
    --17on-cyan: #42e3f5;
    --17on-hover: #8affa4;
    --17on-bg: #000000;
    --17on-text: #ffffff;
    --17on-card-bg: #ffffff;
    --17on-card-text: #111111;
}

/* Header accent styling */
.on-accent {
    font-style: italic;
}

/* Override main padding for multi-section page */
body.landing-page main {
    padding-top: 0;
}

/* --- Hero Section --- */
.hero-section {
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: clamp(70px, 10vw, 80px) clamp(15px, 4vw, 20px) clamp(60px, 8vw, 80px);
    position: relative;
    z-index: 2;
    overflow: hidden;
}

.hero-content {
    max-width: min(800px, 90%);
    margin: 0 auto;
}

.app-icon-large {
    width: clamp(80px, 12vw, 120px);
    height: clamp(80px, 12vw, 120px);
    border-radius: clamp(20px, 3vw, 28px);
    margin: 0 auto clamp(15px, 2.5vw, 20px) auto;
    display: block;
    box-shadow: 0 20px 60px rgba(172, 13, 201, 0.3);
}

.hero-tagline {
    font-size: clamp(1.4rem, 1rem + 2vw, 2.2rem);
    font-weight: 700;
    margin-bottom: clamp(18px, 3vw, 25px);
    color: var(--17on-text);
}

/* --- Animated Haiku Demo --- */
.haiku-demo {
    background: rgba(0, 0, 0, 0.85);
    border-radius: clamp(14px, 2vw, 20px);
    padding: clamp(15px, 3vw, 25px) clamp(15px, 4vw, 40px);
    margin-bottom: clamp(18px, 3vw, 25px);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.haiku-line {
    font-size: clamp(1rem, 0.8rem + 0.8vw, 1.4rem);
    font-weight: 300;
    margin: clamp(8px, 1.5vw, 15px) 0;
    min-height: 2em;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: clamp(8px, 1.5vw, 15px);
}

.haiku-text {
    font-style: italic;
    color: var(--17on-text);
}

.syllable-count {
    font-size: var(--font-size-sm);
    color: var(--17on-purple);
    font-weight: 600;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.syllable-count.visible {
    opacity: 1;
}

.cursor {
    display: inline-block;
    width: 2px;
    height: 1.2em;
    background-color: var(--17on-purple);
    animation: blink 0.8s infinite;
    vertical-align: middle;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* --- Beta Title --- */
.beta-title {
    font-size: clamp(1rem, 0.85rem + 0.4vw, 1.3rem);
    font-weight: 600;
    color: var(--17on-mint);
    margin-bottom: clamp(15px, 2.5vw, 20px);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* --- Hero Store Badges --- */
.hero-badges {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: clamp(10px, 2vw, 20px);
    margin-bottom: 0;
}

.hero-badges .store-badge {
    height: clamp(38px, 5vw, 50px);
}

/* --- Scroll Indicator --- */
.scroll-indicator {
    position: absolute;
    bottom: clamp(20px, 4vw, 40px);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--color-white);
    font-size: 0.8rem;
    animation: bounce 2s infinite;
}

.scroll-indicator svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-white);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* --- Landing Sections --- */
.landing-section {
    padding: clamp(50px, 8vw, 100px) clamp(15px, 4vw, 20px);
    background-color: var(--17on-bg);
    position: relative;
    z-index: 2;
}

.landing-section .container {
    max-width: 1100px;
    margin: 0 auto;
}

.section-title {
    font-size: clamp(1.4rem, 1.1rem + 1vw, 2rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: clamp(30px, 5vw, 60px);
    color: var(--17on-text);
}

/* --- Features Grid --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
    gap: clamp(15px, 3vw, 30px);
}

.feature-card {
    background-color: var(--17on-card-bg);
    border-radius: var(--border-radius-lg);
    padding: clamp(20px, 3vw, 35px) clamp(18px, 2.5vw, 30px);
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    font-size: clamp(2rem, 3vw, 2.5rem);
    margin-bottom: clamp(12px, 2vw, 20px);
}

.feature-card h3 {
    font-size: clamp(0.95rem, 0.85rem + 0.3vw, 1.1rem);
    font-weight: 600;
    color: var(--17on-card-text);
    margin-bottom: clamp(8px, 1.5vw, 12px);
}

.feature-card p {
    font-size: var(--font-size-sm);
    color: #555;
    line-height: 1.6;
    margin: 0;
}

.feature-highlight {
    color: var(--17on-purple);
    font-weight: 600;
}

/* Stagger animation delays for feature cards */
.feature-card:nth-child(1) { transition-delay: 0s; }
.feature-card:nth-child(2) { transition-delay: 0.1s; }
.feature-card:nth-child(3) { transition-delay: 0.2s; }
.feature-card:nth-child(4) { transition-delay: 0.3s; }
.feature-card:nth-child(5) { transition-delay: 0.4s; }
.feature-card:nth-child(6) { transition-delay: 0.5s; }

/* --- Composition Styles --- */
.styles-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: clamp(6px, 1vw, 10px);
    margin-bottom: clamp(25px, 4vw, 40px);
}

.style-tab {
    background: transparent;
    border: 1.5px solid rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.7);
    padding: clamp(7px, 1.2vw, 10px) clamp(14px, 2.5vw, 24px);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-family: 'Poppins', sans-serif;
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all 0.3s ease;
}

.style-tab:hover:not(:disabled) {
    border-color: rgba(255, 255, 255, 0.6);
    color: var(--17on-text);
}

.style-tab:disabled {
    cursor: default;
    opacity: 0.6;
    font-style: italic;
}

.style-tab.active {
    background: var(--17on-purple);
    border-color: var(--17on-purple);
    color: var(--17on-text);
}

.style-content {
    background: var(--17on-card-bg);
    border-radius: var(--border-radius-lg);
    padding: clamp(20px, 4vw, 40px);
    max-width: min(700px, 100%);
    margin: 0 auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.style-panel {
    display: none;
    text-align: center;
}

.style-panel.active {
    display: block;
}

.style-panel h3 {
    font-size: clamp(1.1rem, 0.95rem + 0.4vw, 1.3rem);
    color: var(--17on-card-text);
    margin-bottom: 10px;
}

.style-structure {
    font-size: clamp(0.85rem, 0.8rem + 0.2vw, 1rem);
    color: var(--17on-purple);
    font-weight: 600;
    margin-bottom: clamp(15px, 3vw, 25px);
}

.style-example {
    font-style: italic;
    font-size: clamp(0.95rem, 0.85rem + 0.3vw, 1.1rem);
    color: #333;
    line-height: 2;
}

.style-example p {
    margin: 5px 0;
}

.style-attribution {
    font-size: 0.85rem;
    color: #888;
    margin-top: clamp(12px, 2vw, 20px);
    font-style: normal;
}

/* --- Collectibles Section --- */
.collectibles-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
    gap: clamp(20px, 4vw, 40px);
    align-items: start;
}

.stationery-samples {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: clamp(10px, 1.5vw, 15px);
}

.stationery-card {
    aspect-ratio: 3/4;
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: clamp(10px, 2vw, 15px);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 500;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}

.stationery-card:hover {
    transform: scale(1.03);
}

.stationery-dawn {
    background: linear-gradient(180deg, #2d1b4e 0%, #e8a87c 50%, #ffd1b3 100%);
}

.stationery-noon {
    background: linear-gradient(180deg, #4a90d9 0%, #87ceeb 50%, #e0f4ff 100%);
}

.stationery-dusk {
    background: linear-gradient(180deg, #1a1a2e 0%, #c84b31 40%, #ff9f43 100%);
}

.stationery-night {
    background: linear-gradient(180deg, #0a0a1a 0%, #1a1a3a 50%, #2d2d5a 100%);
}

.collectibles-info {
    background: var(--17on-card-bg);
    border-radius: var(--border-radius-lg);
    padding: clamp(20px, 3.5vw, 35px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.collectibles-info h3 {
    font-size: clamp(1.1rem, 0.95rem + 0.4vw, 1.3rem);
    color: var(--17on-card-text);
    margin-bottom: clamp(12px, 2vw, 20px);
}

.collectibles-description {
    font-size: var(--font-size-md);
    color: #555;
    line-height: 1.7;
    margin-bottom: clamp(10px, 2vw, 15px);
}

.collection-stats {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: clamp(10px, 2vw, 15px);
    margin-top: clamp(15px, 2.5vw, 25px);
    padding-top: clamp(15px, 2.5vw, 25px);
    border-top: 1px solid #eee;
}

.stat-item {
    text-align: center;
    min-width: 60px;
}

.stat-number {
    display: block;
    font-size: clamp(1.5rem, 1.2rem + 0.8vw, 2rem);
    font-weight: 700;
    color: var(--17on-purple);
}

.stat-badge {
    display: block;
    font-size: clamp(1.5rem, 1.2rem + 0.8vw, 2rem);
    font-weight: 700;
    color: var(--17on-purple);
    line-height: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: #777;
}

/* --- Pricing Section --- */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
    gap: clamp(20px, 3vw, 30px);
    max-width: 800px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--17on-card-bg);
    border-radius: var(--border-radius-lg);
    padding: clamp(25px, 3.5vw, 40px) clamp(20px, 3vw, 35px);
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    position: relative;
    transition: transform 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
}

.pricing-card.featured {
    border: 2px solid var(--17on-purple);
}

.pricing-card.featured::before {
    content: 'Best Value';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--17on-purple);
    color: #fff;
    padding: 5px 20px;
    border-radius: var(--border-radius-md);
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
}

.pricing-card h3 {
    font-size: clamp(1.2rem, 1rem + 0.4vw, 1.4rem);
    color: var(--17on-card-text);
    margin-bottom: 10px;
}

.pricing-price {
    font-size: clamp(2rem, 1.5rem + 1vw, 2.5rem);
    font-weight: 700;
    color: var(--17on-purple);
    margin-bottom: clamp(15px, 2.5vw, 25px);
}

.pricing-price span {
    font-size: 1rem;
    font-weight: 400;
    color: #888;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.pricing-features li {
    padding: clamp(8px, 1.2vw, 10px) 0;
    border-bottom: 1px solid #eee;
    color: #555;
    font-size: var(--font-size-md);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-features li:last-child {
    border-bottom: none;
}


.pricing-features li::before {
    content: '';
    width: 18px;
    height: 18px;
    background: var(--17on-mint);
    border-radius: 50%;
    flex-shrink: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E");
    background-size: 12px;
    background-repeat: no-repeat;
    background-position: center;
}

/* --- Final CTA Section --- */
.final-cta {
    text-align: center;
    padding: clamp(60px, 8vw, 100px) clamp(15px, 4vw, 20px) clamp(80px, 10vw, 120px);
}

.final-tagline {
    font-size: clamp(1.3rem, 1rem + 1vw, 2rem);
    font-weight: 700;
    color: var(--17on-text);
    margin-bottom: clamp(25px, 4vw, 40px);
}

.final-badges {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: clamp(15px, 3vw, 25px);
}

.final-badges .store-badge {
    height: clamp(42px, 6vw, 55px);
}

/* --- 17on Responsive --- */
@media (max-width: 768px) {
    .haiku-line {
        flex-wrap: wrap;
        gap: 5px;
        min-height: 3.5em;
        align-content: center;
    }

    .haiku-line .syllable-count {
        width: 100%;
        text-align: center;
        min-height: 1.3em;
    }
}