/* Main Stylesheet */
@import 'reset.css';
@import 'variables.css';

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    overflow-x: hidden;
    background-image: var(--gradient-hero);
    background-attachment: fixed;
}

.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* ======================== */
/* HEADER                   */
/* ======================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-md);
    background: rgba(10, 10, 15, 0.75);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid var(--border-color);
}

.logo {
    font-weight: 700;
    font-size: 18px;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

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

.logo svg {
    display: block;
}

/* ======================== */
/* LANGUAGE SELECTOR        */
/* ======================== */
.language-selector {
    position: relative;
    margin-left: auto;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 6px 12px;
    border-radius: 20px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.lang-btn:hover,
.lang-btn[aria-expanded="true"] {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.2);
}

.lang-flag {
    width: 20px;
    height: 15px;
    object-fit: cover;
    border-radius: 2px;
    box-shadow: 0 0 1px rgba(0, 0, 0, 0.5);
}

.lang-arrow {
    display: flex;
    color: var(--text-secondary);
    transition: transform 0.2s ease;
}

.lang-btn[aria-expanded="true"] .lang-arrow {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 180px;
    max-height: 360px;
    overflow-y: auto;
    background: rgba(18, 18, 26, 0.96);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--border-hover);
    border-radius: 12px;
    padding: 4px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

.language-selector.open .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 10px 12px;
    border: none;
    background: none;
    color: var(--text-secondary);
    font-size: 14px;
    text-align: left;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.1s ease;
}

.lang-option:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}

.lang-option.active {
    color: var(--accent-color);
    background: rgba(10, 132, 255, 0.1);
}

.lang-option .lang-flag {
    width: 18px;
    height: 13.5px;
}

/* ======================== */
/* HERO SECTION             */
/* ======================== */
.hero {
    padding: 160px 0 60px;
    text-align: center;
}

.hero h1 {
    font-size: var(--font-size-h1);
    line-height: 1.08;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.035em;
    background: linear-gradient(135deg, #fff 0%, #b0b0b5 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero p {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 620px;
    margin: 0 auto;
    line-height: 1.5;
}

/* ======================== */
/* SECTION HEADERS          */
/* ======================== */
.section-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding-top: var(--spacing-lg);
}

.section-header h2 {
    font-size: 28px;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.section-divider {
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

/* ======================== */
/* GRID LAYOUT              */
/* ======================== */
.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-lg);
}

/* ======================== */
/* CARD COMPONENT           */
/* ======================== */
.card {
    display: flex;
    flex-direction: column;
    min-height: 300px;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: var(--gradient-card-glow);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.card:hover::before {
    opacity: 1;
}

.card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.card-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.card-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}

.platform-badge {
    font-size: 11px;
    color: var(--text-tertiary);
    background: rgba(255, 255, 255, 0.06);
    padding: 3px 8px;
    border-radius: 6px;
    letter-spacing: 0.02em;
}

.price-badge {
    font-size: 11px;
    font-weight: 600;
    color: var(--accent-secondary);
    letter-spacing: 0.02em;
}

.card h3 {
    font-size: var(--font-size-h3);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.card p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.55;
    margin-bottom: var(--spacing-lg);
    flex-grow: 1;
}

/* ======================== */
/* APP STORE BADGE          */
/* ======================== */
.app-store-badge {
    display: inline-block;
    width: 160px;
    height: auto;
    transition: transform 0.2s;
    margin-top: var(--spacing-md);
}

.app-store-badge:hover {
    transform: scale(1.05);
}

.app-store-badge img {
    width: 100%;
    height: auto;
    display: block;
}

/* ======================== */
/* ABOUT SECTION            */
/* ======================== */
.about {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    text-align: center;
    margin-top: var(--spacing-md);
}

.about h2 {
    font-size: var(--font-size-h2);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.025em;
    background: linear-gradient(135deg, #fff 0%, #a0a0a5 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about p {
    color: var(--text-secondary);
    max-width: 620px;
    margin: 0 auto;
    font-size: 18px;
    line-height: 1.6;
}

/* ======================== */
/* FOOTER                   */
/* ======================== */
.footer {
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 1px solid var(--border-color);
    margin-top: var(--spacing-lg);
    text-align: center;
    color: var(--text-tertiary);
    font-size: 13px;
}

.socials {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.socials a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    transition: transform 0.2s, background-color 0.2s, box-shadow 0.2s;
    background: rgba(255, 255, 255, 0.05);
}

.socials a:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.socials svg,
.socials img {
    width: 20px;
    height: 20px;
    fill: currentColor;
    display: block;
}

.socials img {
    object-fit: contain;
}

/* Social Brand Colors */
.socials a.icon-x {
    color: #fff;
}

.socials a.icon-x:hover {
    background: #fff;
    color: #000;
}

.socials a.icon-instagram {
    color: #E1306C;
}

.socials a.icon-instagram:hover {
    background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285AEB 90%);
    color: #fff;
}

.socials a.icon-tiktok {
    color: #fff;
}

.socials a.icon-tiktok:hover {
    background: #fff;
    color: #000;
}

.socials a.icon-youtube {
    color: #ff0000;
}

.socials a.icon-youtube:hover {
    background: #ff0000;
    color: #fff;
}

.socials a.icon-mastodon {
    color: #6364FF;
}

.socials a.icon-mastodon:hover {
    background: #6364FF;
    color: #fff;
}

.socials a.icon-bluesky {
    color: #0085ff;
}

.socials a.icon-bluesky:hover {
    background: #0085ff;
    color: #fff;
}

.socials a.icon-email {
    color: var(--text-secondary);
}

.socials a.icon-email:hover {
    background: var(--accent-color);
    color: #fff;
}

/* ======================== */
/* ANIMATIONS               */
/* ======================== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Arrow animation for cards */
.btn-link {
    margin-top: auto;
    color: var(--accent-color);
    font-weight: 500;
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.card:hover .arrow {
    transform: translateX(4px);
}

.arrow {
    transition: transform 0.2s;
}

/* ======================== */
/* APP DETAIL PAGE          */
/* ======================== */
.app-detail-hero {
    text-align: center;
    padding: 120px 0 40px;
}

.app-detail-icon {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-xl);
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
    overflow: hidden;
}

.app-detail-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.app-detail-hero h1 {
    font-size: 48px;
    margin-bottom: var(--spacing-xs);
    background: linear-gradient(135deg, #fff 0%, #d0d0d5 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.app-detail-hero .tagline {
    font-size: 22px;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.app-detail-hero .app-description {
    font-size: 17px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-md);
    line-height: 1.6;
}

/* Platform badges row */
.platform-badges {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.platform-badges .platform-badge {
    font-size: 12px;
    padding: 4px 12px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    color: var(--text-secondary);
}

/* Gallery - Horizontal Scroll */
.app-gallery {
    display: flex;
    gap: var(--spacing-md);
    overflow-x: auto;
    padding: var(--spacing-lg) var(--spacing-sm);
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    margin-bottom: var(--spacing-xl);
    /* Remove scrollbar hiding rules so it's visible to users */
    scrollbar-width: thin;
    /* Firefox */
}

.app-gallery::-webkit-scrollbar {
    height: 8px;
}

.app-gallery::-webkit-scrollbar-track {
    background: transparent;
}

.app-gallery::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}

.app-gallery::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.4);
}

.screenshot-placeholder {
    width: 326px;
    min-width: 326px;
    height: 580px;
    background: var(--bg-elevated);
    border-radius: 24px;
    scroll-snap-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    border: 1px solid var(--border-color);
    position: relative;
    flex-shrink: 0;
}

.screenshot-landscape {
    min-width: 600px;
    height: 380px;
    border-radius: 16px;
}

.screenshot-placeholder::after {
    content: "Screenshot";
    font-size: 14px;
    opacity: 0.4;
}

.screenshot-placeholder:has(img)::after {
    content: none;
}

.screenshot-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 24px;
}

/* Feature Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.feature-item {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: border-color 0.2s;
}

.feature-item:hover {
    border-color: var(--border-hover);
}

.feature-item h3 {
    margin-bottom: var(--spacing-xs);
    color: var(--accent-color);
    font-size: 17px;
}

.feature-item p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.5;
}

/* Back Button */
.back-nav {
    position: fixed;
    top: 18px;
    left: 24px;
    z-index: 1001;
}

.btn-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 14px;
    transition: color 0.2s;
    padding: 6px 12px;
    border-radius: 20px;
    background: rgba(10, 10, 15, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

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

.btn-primary {
    background: var(--accent-color);
    color: #fff;
    padding: 12px 32px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 17px;
    transition: transform 0.2s, background-color 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary:hover {
    transform: scale(1.05);
    background: var(--accent-hover);
}

/* Detail page footer */
.detail-footer {
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 1px solid var(--border-color);
    margin-top: var(--spacing-lg);
    text-align: center;
    color: var(--text-tertiary);
    font-size: 13px;
}

/* ======================== */
/* RESPONSIVE               */
/* ======================== */
@media (max-width: 1024px) {
    .apps-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-h1: 36px;
        --font-size-h2: 28px;
    }

    .hero {
        padding: 120px 0 40px;
    }

    .hero p {
        font-size: 17px;
    }

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

    .card {
        min-height: auto;
    }

    .app-detail-hero h1 {
        font-size: 32px;
    }

    .app-detail-hero .tagline {
        font-size: 18px;
    }

    .app-detail-icon {
        width: 88px;
        height: 88px;
    }

    .section-header h2 {
        font-size: 22px;
    }

    .about h2 {
        font-size: 26px;
    }

    .about p {
        font-size: 16px;
    }

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

    .socials {
        gap: var(--spacing-xs);
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-h1: 30px;
        --font-size-h2: 24px;
    }

    .header {
        padding: 0 var(--spacing-sm);
    }

    .hero {
        padding: 110px 0 30px;
    }

    .container {
        padding: 0 var(--spacing-xs);
    }

    .card {
        padding: var(--spacing-md);
    }

    .screenshot-placeholder {
        width: 270px;
        min-width: 270px;
        height: 480px;
    }

    .screenshot-landscape {
        min-width: 320px;
        height: 200px;
        border-radius: 12px;
    }
}