/* =========================================
   Download Page — download.css
   Inherits variables from main.css
   ========================================= */

/* =========================================
   Page Hero (compact)
   ========================================= */
.dl-hero {
    padding: 140px 5% 80px;
    background: var(--bg-hero);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.dl-hero-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    z-index: 0;
}

.dl-hero-shape-1 {
    width: 500px;
    height: 500px;
    background: rgba(191, 90, 26, 0.07);
    top: -100px;
    right: -100px;
}

.dl-hero-shape-2 {
    width: 350px;
    height: 350px;
    background: rgba(88, 70, 61, 0.05);
    bottom: 0;
    left: -80px;
}

.dl-hero-inner {
    position: relative;
    z-index: 1;
    max-width: 760px;
    margin: 0 auto;
}

.dl-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(191, 90, 26, 0.1);
    color: var(--brand-orange);
    border-radius: 100px;
    padding: 6px 16px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
}

.dl-hero h1 {
    font-size: 52px;
    font-weight: 800;
    letter-spacing: -1px;
    line-height: 1.15;
    color: var(--brand-dark);
    margin-bottom: 20px;
}

.dl-hero p {
    font-size: 18px;
    color: var(--text-sub);
    line-height: 1.7;
    margin-bottom: 0;
}

/* =========================================
   Stats Strip
   ========================================= */
.dl-stats {
    background: #fff;
    border-bottom: 1px solid var(--border-color);
    padding: 28px 5%;
    display: flex;
    justify-content: center;
    gap: 60px;
}

.dl-stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.dl-stat-num {
    font-size: 28px;
    font-weight: 800;
    color: var(--brand-dark);
    line-height: 1;
}

.dl-stat-num em {
    font-style: normal;
    font-size: 16px;
    font-weight: 700;
    color: var(--brand-orange);
}

.dl-stat-label {
    font-size: 13px;
    color: var(--text-sub);
    font-weight: 500;
}

/* =========================================
   Platform Tabs
   ========================================= */
.dl-section {
    padding: 72px 5% 100px;
    max-width: 1280px;
    margin: 0 auto;
}

.dl-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 48px;
    background: var(--bg-gray);
    border-radius: 14px;
    padding: 6px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.dl-tabs::-webkit-scrollbar {
    display: none;
}

.dl-tab {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-sub);
    cursor: pointer;
    border: none;
    background: transparent;
    white-space: nowrap;
    transition: var(--transition);
    flex: 1;
}

.dl-tab i {
    font-size: 17px;
}

.dl-tab:hover {
    color: var(--brand-dark);
    background: rgba(255,255,255,0.6);
}

.dl-tab.active {
    background: #fff;
    color: var(--brand-dark);
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.dl-tab.active i {
    color: var(--brand-orange);
}

/* =========================================
   Tab Panels
   ========================================= */
.dl-panel {
    display: none;
}

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

/* =========================================
   Recommend Notice
   ========================================= */
.dl-recommend-notice {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(191, 90, 26, 0.07);
    border: 1px solid rgba(191, 90, 26, 0.18);
    border-radius: 12px;
    padding: 14px 20px;
    margin-bottom: 32px;
    font-size: 14px;
    color: var(--brand-brown);
    font-weight: 500;
}

.dl-recommend-notice i {
    font-size: 17px;
    color: var(--brand-orange);
    flex-shrink: 0;
}

/* =========================================
   Client Cards Grid
   ========================================= */
.dl-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 20px;
}

.dl-card {
    background: var(--card-bg);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: var(--transition);
    position: relative;
}

.dl-card:hover {
    box-shadow: 0 12px 36px rgba(0,0,0,0.08);
    transform: translateY(-3px);
    border-color: transparent;
}

.dl-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.dl-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--bg-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--brand-brown);
    flex-shrink: 0;
}

.dl-card-title-group {
    flex: 1;
}

.dl-card-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--brand-dark);
    margin-bottom: 4px;
}

.dl-card-subtitle {
    font-size: 13px;
    color: var(--text-sub);
}

/* Badge */
.dl-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.3px;
    white-space: nowrap;
    flex-shrink: 0;
}

.dl-badge-recommend {
    background: rgba(191, 90, 26, 0.12);
    color: var(--brand-orange);
}

.dl-badge-classic {
    background: rgba(44, 31, 24, 0.08);
    color: var(--brand-dark);
}

.dl-badge-lite {
    background: rgba(34, 139, 34, 0.1);
    color: #228b22;
}

.dl-card-desc {
    font-size: 14px;
    color: var(--text-sub);
    line-height: 1.65;
}

/* Download options (multiple arches) */
.dl-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-top: 1px solid var(--bg-gray);
    padding-top: 16px;
}

.dl-option-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.dl-option-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.dl-option-arch {
    font-size: 13px;
    font-weight: 600;
    color: var(--brand-dark);
}

.dl-option-meta {
    font-size: 11px;
    color: var(--text-sub);
    display: flex;
    align-items: center;
    gap: 6px;
}

.dl-option-meta .dot {
    width: 3px;
    height: 3px;
    background: var(--text-sub);
    border-radius: 50%;
    opacity: 0.5;
}

.btn-dl {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    border-radius: var(--radius-btn);
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: var(--transition);
    white-space: nowrap;
    flex-shrink: 0;
}

.btn-dl-primary {
    background: var(--brand-dark);
    color: #fff;
}

.btn-dl-primary:hover {
    background: #000;
    box-shadow: 0 4px 14px rgba(0,0,0,0.25);
    transform: translateY(-1px);
    color: #fff;
}

.btn-dl-ghost {
    background: var(--bg-gray);
    color: var(--brand-dark);
}

.btn-dl-ghost:hover {
    background: #E8DDD5;
    color: var(--brand-dark);
}

/* Single large download button (primary CTA on card) */
.dl-btn-full {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 700;
    background: var(--brand-dark);
    color: #fff;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: var(--transition);
    width: 100%;
    margin-top: 4px;
}

.dl-btn-full:hover {
    background: #000;
    box-shadow: 0 6px 20px rgba(0,0,0,0.25);
    transform: translateY(-2px);
    color: #fff;
}

/* GitHub link below card */
.dl-github-link {
    font-size: 12px;
    color: var(--text-sub);
    display: flex;
    align-items: center;
    gap: 5px;
    text-decoration: none;
    transition: var(--transition);
}

.dl-github-link:hover {
    color: var(--brand-orange);
}

/* =========================================
   iOS special panel
   ========================================= */
.dl-ios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
}

.dl-ios-card {
    background: var(--card-bg);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    padding: 28px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    transition: var(--transition);
}

.dl-ios-card:hover {
    box-shadow: 0 12px 36px rgba(0,0,0,0.08);
    transform: translateY(-3px);
    border-color: transparent;
}

.dl-ios-card-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: var(--bg-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--brand-brown);
}

.dl-ios-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--brand-dark);
}

.dl-ios-card p {
    font-size: 14px;
    color: var(--text-sub);
    line-height: 1.65;
}

.btn-appstore {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 10px;
    background: #000;
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    transition: var(--transition);
}

.btn-appstore:hover {
    background: #222;
    box-shadow: 0 4px 14px rgba(0,0,0,0.25);
    transform: translateY(-1px);
    color: #fff;
}

/* =========================================
   Core / Advanced Section
   ========================================= */
.dl-core-section {
    background: var(--bg-gray);
    padding: 72px 5%;
}

.dl-core-inner {
    max-width: 1280px;
    margin: 0 auto;
}

.dl-core-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 36px;
    gap: 20px;
    flex-wrap: wrap;
}

.dl-core-title {
    font-size: 32px;
    font-weight: 800;
    color: var(--brand-dark);
    letter-spacing: -0.5px;
}

.dl-core-title span {
    color: var(--brand-orange);
}

.dl-core-desc {
    font-size: 15px;
    color: var(--text-sub);
    margin-top: 8px;
    line-height: 1.6;
}

.dl-core-table-wrap {
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.dl-core-table {
    width: 100%;
    border-collapse: collapse;
}

.dl-core-table thead {
    background: #E3D8CF;
}

.dl-core-table th {
    padding: 14px 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-sub);
    text-align: left;
}

.dl-core-table td {
    padding: 14px 20px;
    font-size: 14px;
    color: var(--text-main);
    border-top: 1px solid var(--border-color);
    vertical-align: middle;
}

.dl-core-table tr:hover td {
    background: #FAFAFA;
}

.platform-tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-sub);
}

.platform-tag i {
    font-size: 13px;
}

.filename-code {
    font-family: 'Courier New', monospace;
    font-size: 13px;
    color: var(--brand-brown);
    background: var(--bg-gray);
    padding: 3px 8px;
    border-radius: 4px;
}

/* =========================================
   FAQ Section
   ========================================= */
.dl-faq-section {
    padding: 80px 5% 100px;
    max-width: 900px;
    margin: 0 auto;
}

.dl-faq-section .section-title {
    text-align: center;
    margin-bottom: 48px;
}

.dl-faq-item {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.dl-faq-item.open {
    border-color: rgba(191, 90, 26, 0.3);
    box-shadow: 0 4px 16px rgba(191, 90, 26, 0.07);
}

.dl-faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    color: var(--brand-dark);
    background: var(--card-bg);
    transition: var(--transition);
    gap: 12px;
}

.dl-faq-question:hover {
    background: var(--bg-gray);
}

.dl-faq-question i {
    font-size: 14px;
    color: var(--text-sub);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.dl-faq-item.open .dl-faq-question i {
    transform: rotate(180deg);
    color: var(--brand-orange);
}

.dl-faq-answer {
    display: none;
    padding: 16px 24px 24px;
    font-size: 15px;
    color: var(--text-sub);
    line-height: 1.75;
    background: var(--card-bg);
}

.dl-faq-item.open .dl-faq-answer {
    display: block;
}

/* =========================================
   CTA Banner
   ========================================= */
.dl-cta-banner {
    background: var(--brand-dark);
    color: #fff;
    padding: 64px 5%;
    text-align: center;
}

.dl-cta-banner h2 {
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.dl-cta-banner p {
    font-size: 17px;
    color: rgba(255,255,255,0.7);
    margin-bottom: 36px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.dl-cta-actions {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-cta-white {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-btn);
    font-size: 15px;
    font-weight: 700;
    background: #fff;
    color: var(--brand-dark);
    text-decoration: none;
    transition: var(--transition);
}

.btn-cta-white:hover {
    background: rgba(255,255,255,0.9);
    box-shadow: 0 6px 20px rgba(255,255,255,0.2);
    transform: translateY(-1px);
    color: var(--brand-dark);
}

.btn-cta-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-btn);
    font-size: 15px;
    font-weight: 700;
    background: transparent;
    color: rgba(255,255,255,0.85);
    border: 1.5px solid rgba(255,255,255,0.3);
    text-decoration: none;
    transition: var(--transition);
}

.btn-cta-outline:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.5);
    color: #fff;
}

/* =========================================
   Responsive
   ========================================= */
@media (max-width: 768px) {
    .dl-hero {
        padding: 120px 5% 60px;
    }

    .dl-hero h1 {
        font-size: 34px;
        letter-spacing: -0.5px;
    }

    .dl-hero p {
        font-size: 16px;
    }

    .dl-stats {
        gap: 30px;
        flex-wrap: wrap;
        justify-content: space-around;
    }

    .dl-section {
        padding: 48px 4% 72px;
    }

    .dl-tabs {
        padding: 5px;
        gap: 4px;
    }

    .dl-tab {
        padding: 10px 16px;
        font-size: 14px;
    }

    .dl-cards {
        grid-template-columns: 1fr;
    }

    .dl-ios-grid {
        grid-template-columns: 1fr;
    }

    .dl-core-section {
        padding: 48px 4%;
    }

    .dl-core-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .dl-core-title {
        font-size: 26px;
    }

    .dl-core-table-wrap {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .dl-core-table {
        min-width: 480px;
    }

    .dl-core-table th,
    .dl-core-table td {
        padding: 10px 12px;
        font-size: 13px;
    }

    .dl-core-table .btn-dl {
        padding: 6px 10px;
        font-size: 12px;
    }

    .filename-code {
        font-size: 11px;
        word-break: break-all;
    }

    .dl-faq-section {
        padding: 56px 4% 72px;
    }

    .dl-faq-question {
        font-size: 15px;
        padding: 16px 18px;
    }

    .dl-cta-banner {
        padding: 48px 5%;
    }

    .dl-cta-banner h2 {
        font-size: 26px;
    }
}

@media (max-width: 480px) {
    .dl-hero h1 {
        font-size: 28px;
    }

    .dl-tab {
        padding: 9px 12px;
        font-size: 13px;
    }

    .dl-tab span {
        display: none;
    }

    .dl-core-table th:nth-child(3),
    .dl-core-table td:nth-child(3) {
        display: none;
    }
}