/* ===========================================
   TABUL - Landing Page Stylesheet
   Extends: css/legacy.css (base variables)
   =========================================== */

/* -------------------------------------------
   Animations
   ------------------------------------------- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(32px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.85);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes tabularPulse {
    0%, 100% { box-shadow: 0 0 40px rgba(99, 102, 241, 0.35), 0 0 80px rgba(139, 92, 246, 0.15); }
    50%       { box-shadow: 0 0 60px rgba(99, 102, 241, 0.55), 0 0 120px rgba(139, 92, 246, 0.25); }
}

/* -------------------------------------------
   Utility: Gradient Text
   ------------------------------------------- */
.gradient-text {
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* -------------------------------------------
   1. TabuL Hero
   ------------------------------------------- */
.tabul-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: var(--space-3xl) var(--container-padding);
    background:
        radial-gradient(ellipse at 25% 20%, rgba(99, 102, 241, 0.18) 0%, transparent 55%),
        radial-gradient(ellipse at 75% 75%, rgba(139, 92, 246, 0.15) 0%, transparent 55%),
        radial-gradient(ellipse at 50% 50%, rgba(168, 85, 247, 0.07) 0%, transparent 65%);
}

.tabul-hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-md);
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}

.tabul-logo {
    width: 120px;
    height: 120px;
    border-radius: 28px;
    object-fit: cover;
    animation: fadeInUp 0.7s ease both, tabularPulse 4s ease-in-out 0.7s infinite;
    box-shadow:
        0 0 40px rgba(99, 102, 241, 0.35),
        0 0 80px rgba(139, 92, 246, 0.15),
        0 16px 48px rgba(0, 0, 0, 0.5);
}

.tabul-title {
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.02em;
    animation: fadeInUp 0.7s 0.15s ease both;
}

.tabul-tagline {
    color: var(--color-accent-primary);
    font-size: 1.3rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    animation: fadeInUp 0.7s 0.25s ease both;
}

.tabul-description {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    max-width: 550px;
    animation: fadeInUp 0.7s 0.35s ease both;
}

/* -------------------------------------------
   2. Store Badges
   ------------------------------------------- */
.store-badges {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-sm);
    justify-content: center;
    align-items: center;
    animation: fadeInUp 0.7s 0.45s ease both;
}

.store-badge {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 0.75rem var(--space-md);
    cursor: pointer;
    text-decoration: none;
    color: var(--color-text-primary);
    transition:
        transform var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-base);
    min-width: 160px;
}

.store-badge:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent-primary);
    box-shadow:
        0 8px 32px rgba(99, 102, 241, 0.3),
        0 2px 8px rgba(0, 0, 0, 0.4);
}

.store-badge-icon {
    font-size: 1.75rem;
    line-height: 1;
    flex-shrink: 0;
}

.store-badge-label {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.2;
}

.store-badge-label span:first-child {
    font-size: 0.65rem;
    font-weight: 400;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.store-badge-label span:last-child {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

/* -------------------------------------------
   3. Features Section
   ------------------------------------------- */
.tabul-features {
    background: var(--color-bg-secondary);
    padding: var(--space-3xl) var(--container-padding);
}

.tabul-features .container {
    max-width: var(--container-max);
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.section-header h2 {
    font-size: clamp(1.8rem, 5vw, 2.75rem);
    font-weight: 800;
    margin-bottom: var(--space-xs);
    letter-spacing: -0.01em;
}

.section-header p {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    max-width: 520px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-md);
}

.feature-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    transition:
        transform var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-6px);
    border-color: var(--color-accent-primary);
    box-shadow:
        0 12px 40px rgba(99, 102, 241, 0.2),
        0 4px 12px rgba(0, 0, 0, 0.35);
}

.feature-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    background: rgba(99, 102, 241, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    flex-shrink: 0;
    transition: transform var(--transition-base);
}

.feature-card:hover .feature-icon {
    transform: scale(1.12);
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.65;
}

/* -------------------------------------------
   4. App Preview / Phone Mockup
   ------------------------------------------- */
.tabul-preview {
    padding: var(--space-3xl) var(--container-padding);
    background: var(--color-bg-primary);
}

.tabul-preview .container {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2xl);
}

.preview-phones {
    display: flex;
    flex-direction: row;
    gap: var(--space-lg);
    align-items: flex-end;
    justify-content: center;
    flex-wrap: wrap;
}

.phone-mockup {
    max-width: 320px;
    width: 100%;
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
    border-radius: 40px;
    padding: 14px;
    box-shadow:
        0 32px 80px rgba(0, 0, 0, 0.6),
        0 0 0 1px rgba(255, 255, 255, 0.04),
        inset 0 1px 0 rgba(255, 255, 255, 0.06);
    animation: scaleIn 0.7s ease both;
}

.phone-screen {
    border-radius: 28px;
    overflow: hidden;
    background: var(--color-bg-secondary);
}

.phone-screen img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* -------------------------------------------
   5. How to Play
   ------------------------------------------- */
.tabul-howto {
    background: var(--color-bg-secondary);
    padding: var(--space-3xl) var(--container-padding);
}

.tabul-howto .container {
    max-width: var(--container-max);
    margin: 0 auto;
}

.howto-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-md);
    max-width: 900px;
    margin: 0 auto;
}

.howto-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition:
        transform var(--transition-base),
        border-color var(--transition-base);
}

.howto-step:hover {
    transform: translateY(-4px);
    border-color: var(--color-border-hover);
}

.step-number {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--color-accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: 700;
    color: #ffffff;
    flex-shrink: 0;
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.4);
}

.howto-step h3 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-text-primary);
}

.howto-step p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.65;
}

/* -------------------------------------------
   6. Download CTA
   ------------------------------------------- */
.tabul-cta {
    position: relative;
    overflow: hidden;
    padding: var(--space-3xl) var(--container-padding);
    text-align: center;
}

.cta-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 30% 50%, rgba(99, 102, 241, 0.22) 0%, transparent 55%),
        radial-gradient(ellipse at 70% 50%, rgba(139, 92, 246, 0.18) 0%, transparent 55%);
    pointer-events: none;
}

.cta-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    max-width: 620px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: clamp(1.8rem, 5vw, 2.75rem);
    font-weight: 800;
    letter-spacing: -0.01em;
    line-height: 1.1;
}

.cta-content p {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
    max-width: 480px;
}

/* -------------------------------------------
   7. Footer
   ------------------------------------------- */
.tabul-footer {
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-primary);
    padding: var(--space-lg) var(--container-padding);
}

.tabul-footer-content {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.tabul-footer-brand {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.tabul-footer-brand span {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.tabul-footer-links {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.tabul-footer-links a {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* -------------------------------------------
   8. Responsive
   ------------------------------------------- */
@media (max-width: 768px) {
    .tabul-logo {
        width: 96px;
        height: 96px;
        border-radius: 22px;
    }

    .phone-mockup {
        max-width: 260px;
    }

    .preview-phones {
        gap: var(--space-md);
    }

    .tabul-footer-content {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-sm);
    }

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

    .howto-steps {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .store-badges {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        max-width: 280px;
    }

    .store-badge {
        width: 100%;
        min-width: unset;
        justify-content: center;
    }

    .tabul-hero-content {
        gap: var(--space-sm);
    }

    .tabul-description {
        font-size: 0.95rem;
    }
}