/**
 * AI 工具整合頁專用樣式
 * Path: blocksy-child/assets/css/ai-tools.css
 *
 * @version 2.3.0
 * @since   2026-05-25
 *
 * Changelog:
 *   2.3.0 (2026-05-25) 全面綠化（#10b981 / #34d399 / #6ee7b7）
 *   2.2.0 (2026-05-25) Hero 緊湊化、新增跑馬燈
 *   2.0.0 (2026-05-25) 初版（紫藍色系）
 */

/* ╔══════════════════════════════════════════════════════╗
 * ║   HERO 區（科技綠 · 緊湊版）                              ║
 * ╚══════════════════════════════════════════════════════╝ */
.ai-hero {
    position: relative;
    background:
        radial-gradient(ellipse 80% 60% at 50% -10%, rgba(16,185,129,0.28) 0%, transparent 70%),
        radial-gradient(ellipse 50% 40% at 80% 60%, rgba(52,211,153,0.18) 0%, transparent 60%),
        radial-gradient(ellipse 40% 35% at 15% 80%, rgba(110,231,183,0.12) 0%, transparent 65%),
        var(--grad-bg, #0a1410);
    padding: 36px 0 28px;
    text-align: center;
    overflow: hidden;
}
.ai-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(52,211,153,0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(52,211,153,0.05) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
    pointer-events: none;
}
.ai-hero .container {
    position: relative;
    z-index: 2;
}
.ai-hero .page-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(16,185,129,0.15);
    border: 1px solid rgba(52,211,153,0.4);
    color: #6ee7b7;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    padding: 4px 12px;
    border-radius: var(--radius-pill, 999px);
    margin-bottom: 12px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.ai-hero .page-title {
    font-size: clamp(22px, 3.6vw, 34px);
    font-weight: 900;
    letter-spacing: -.02em;
    background: linear-gradient(135deg, #34d399 0%, #6ee7b7 50%, #a7f3d0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
    margin: 0 0 8px;
    line-height: 1.25;
}
.ai-hero .page-subtitle {
    max-width: 580px;
    margin: 0 auto 14px;
    font-size: 13px;
    line-height: 1.65;
    color: var(--text-secondary, #b4b8c0);
    -webkit-text-fill-color: var(--text-secondary, #b4b8c0);
    background: none;
    background-clip: initial;
    -webkit-background-clip: initial;
}

/* Hero meta 單行 */
.ai-hero-meta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 8px 18px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(52,211,153,0.18);
    border-radius: 999px;
    font-size: 12px;
    color: var(--text-secondary, #b4b8c0);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.ai-hero-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    white-space: nowrap;
}
.ai-hero-meta-item strong {
    color: #6ee7b7;
    font-weight: 800;
    font-size: 13px;
}
.ai-hero-meta-divider {
    color: rgba(52,211,153,0.25);
    font-weight: 700;
}


/* ╔══════════════════════════════════════════════════════╗
 * ║   📢 最新情報跑馬燈（綠色版）                              ║
 * ╚══════════════════════════════════════════════════════╝ */
.ai-ticker {
    background:
        linear-gradient(90deg,
            rgba(16,185,129,0.12) 0%,
            rgba(52,211,153,0.08) 50%,
            rgba(110,231,183,0.06) 100%);
    border-top: 1px solid rgba(52,211,153,0.25);
    border-bottom: 1px solid rgba(52,211,153,0.25);
    padding: 0;
    overflow: hidden;
}
.ai-ticker-inner {
    display: flex;
    align-items: center;
    gap: 16px;
    height: 44px;
}
.ai-ticker-label {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    background: linear-gradient(135deg, #10b981, #34d399);
    color: #fff;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .04em;
    border-radius: 6px;
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(16,185,129,0.3);
}
.ai-ticker-label i {
    font-size: 11px;
}
.ai-ticker-track {
    flex: 1;
    overflow: hidden;
    position: relative;
    -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 5%, #000 95%, transparent 100%);
    mask-image: linear-gradient(90deg, transparent 0, #000 5%, #000 95%, transparent 100%);
}
.ai-ticker-content {
    display: inline-flex;
    gap: 36px;
    white-space: nowrap;
    animation: ai-ticker-scroll 40s linear infinite;
    padding-left: 0;
}
.ai-ticker-content:hover {
    animation-play-state: paused;
}
.ai-ticker-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-secondary, #d4d8e0);
    font-size: 13px;
    transition: color .2s;
}
.ai-ticker-item:hover {
    color: #a7f3d0;
}
.ai-ticker-dot {
    color: #34d399;
    font-size: 6px;
    line-height: 1;
}
.ai-ticker-title {
    font-weight: 500;
    max-width: 360px;
    overflow: hidden;
    text-overflow: ellipsis;
}
.ai-ticker-date {
    color: var(--text-muted, #6b7280);
    font-size: 11px;
    font-weight: 600;
}
.ai-ticker-more {
    flex-shrink: 0;
    color: #6ee7b7;
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
    padding: 5px 12px;
    background: rgba(16,185,129,0.15);
    border: 1px solid rgba(52,211,153,0.35);
    border-radius: 999px;
    transition: all .2s;
    white-space: nowrap;
}
.ai-ticker-more:hover {
    background: rgba(16,185,129,0.25);
    color: #a7f3d0;
}
.ai-ticker-more i {
    font-size: 10px;
    margin-left: 2px;
}

@keyframes ai-ticker-scroll {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}


/* ╔══════════════════════════════════════════════════════╗
 * ║   📰 AI 工具相關情報（綠色版）                            ║
 * ╚══════════════════════════════════════════════════════╝ */
.ai-news-section {
    padding: 40px 0 16px;
}
.ai-news-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}
.ai-news-h2 {
    font-size: clamp(20px, 3vw, 26px);
    font-weight: 800;
    color: var(--text-primary, #fff);
    margin: 0 0 4px;
}
.ai-news-h2 i {
    color: #34d399;
    margin-right: 6px;
}
.ai-news-sub {
    font-size: 12px;
    color: var(--text-muted, #6b7280);
    margin: 0;
}
.ai-news-more {
    color: #6ee7b7;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    padding: 8px 16px;
    background: rgba(16,185,129,0.12);
    border: 1px solid rgba(52,211,153,0.3);
    border-radius: 999px;
    transition: all .2s;
}
.ai-news-more:hover {
    background: rgba(16,185,129,0.2);
    color: #a7f3d0;
    transform: translateX(2px);
}
.ai-news-more i {
    font-size: 11px;
    margin-left: 4px;
}

.ai-news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 14px;
}
.ai-news-card {
    text-decoration: none;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    overflow: hidden;
    transition: transform .25s, box-shadow .25s, border-color .25s;
    display: flex;
    flex-direction: column;
}
.ai-news-card:hover {
    transform: translateY(-3px);
    border-color: rgba(52,211,153,0.35);
    box-shadow: 0 8px 24px rgba(16,185,129,0.15);
}
.ai-news-card-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: rgba(255,255,255,0.04);
    display: flex;
    align-items: center;
    justify-content: center;
}
.ai-news-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .4s;
}
.ai-news-card:hover .ai-news-card-img img {
    transform: scale(1.05);
}
.ai-news-card-placeholder {
    font-size: 40px;
    opacity: .4;
}
.ai-news-card-body {
    padding: 12px 14px 14px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}
.ai-news-card-title {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-primary, #fff);
    line-height: 1.5;
    margin: 0 0 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.ai-news-card-meta {
    font-size: 11px;
    color: var(--text-muted, #6b7280);
    margin-top: auto;
}
.ai-news-card-meta i {
    margin-right: 4px;
}


/* ╔══════════════════════════════════════════════════════╗
 * ║   工具完整資料庫（綠色版）                                 ║
 * ╚══════════════════════════════════════════════════════╝ */
.ai-tools-section {
    padding: 40px 0 24px;
}
.ai-tools-header {
    text-align: center;
    margin-bottom: 24px;
}
.ai-tools-h2 {
    font-size: clamp(22px, 3.5vw, 30px);
    font-weight: 800;
    color: var(--text-primary, #fff);
    margin: 0 0 6px;
    letter-spacing: -.01em;
}
.ai-tools-sub {
    font-size: 13px;
    color: var(--text-muted, #6b7280);
    margin: 0;
}

/* Filter Bar */
.tool-filter {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 28px;
    padding: 0 16px;
}
.tool-filter-btn {
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    color: var(--text-secondary, #b4b8c0);
    font-size: 13px;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 999px;
    cursor: pointer;
    transition: all .2s ease;
    white-space: nowrap;
    line-height: 1.4;
}
.tool-filter-btn:hover {
    background: rgba(16,185,129,0.12);
    border-color: rgba(52,211,153,0.35);
    color: #6ee7b7;
}
.tool-filter-btn.active {
    background: linear-gradient(135deg, #10b981, #34d399);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 4px 16px rgba(16,185,129,0.4);
}

/* Tools Grid */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}
.tool-card {
    padding: 22px 20px 18px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 14px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform .25s ease, box-shadow .25s, border-color .25s;
    display: flex;
    flex-direction: column;
}
.tool-card:hover {
    transform: translateY(-3px);
    border-color: rgba(52,211,153,0.4);
    box-shadow: 0 12px 36px rgba(16,185,129,0.18);
}
.tool-card-header {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 12px;
}
.tool-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    line-height: 1;
}
.tool-meta {
    flex: 1;
    min-width: 0;
}
.tool-name {
    font-size: 15px;
    font-weight: 800;
    color: var(--text-primary, #fff);
    line-height: 1.35;
    margin: 0 0 2px;
    word-break: break-word;
}
.tool-tag {
    font-size: 11px;
    color: #6ee7b7;
    font-weight: 600;
    letter-spacing: .02em;
}
.tool-desc {
    font-size: 13px;
    color: var(--text-secondary, #b4b8c0);
    line-height: 1.75;
    margin: 0 0 16px;
    flex-grow: 1;
}
.tool-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid rgba(255,255,255,0.06);
    gap: 8px;
}
.tool-badge {
    font-size: 11px;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 6px;
    letter-spacing: .02em;
}
.tool-badge.free {
    background: rgba(34,197,94,0.15);
    color: #4ade80;
    border: 1px solid rgba(34,197,94,0.3);
}
.tool-badge.paid {
    background: rgba(244,63,94,0.15);
    color: #fb7185;
    border: 1px solid rgba(244,63,94,0.3);
}
.tool-badge.freemium {
    background: rgba(16,185,129,0.15);
    color: #6ee7b7;
    border: 1px solid rgba(52,211,153,0.3);
}
.tool-link {
    font-size: 12px;
    color: #6ee7b7;
    font-weight: 600;
    text-decoration: none;
    transition: color .2s;
    white-space: nowrap;
}
.tool-link:hover {
    color: #a7f3d0;
}
.tool-link i {
    font-size: 10px;
    margin-left: 2px;
}


/* ╔══════════════════════════════════════════════════════╗
 * ║   空狀態 & 免責聲明                                       ║
 * ╚══════════════════════════════════════════════════════╝ */
.ai-empty {
    text-align: center;
    padding: 48px 24px;
    background: rgba(255,255,255,0.03);
    border: 1px dashed rgba(255,255,255,0.1);
    border-radius: 16px;
    margin: 32px auto;
    max-width: 480px;
}
.ai-empty i {
    font-size: 32px;
    color: var(--text-muted, #6b7280);
    margin-bottom: 12px;
    display: block;
}
.ai-empty p {
    font-size: 14px;
    color: var(--text-secondary, #b4b8c0);
    margin: 0;
}

.ai-disclaimer {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    padding: 18px 22px;
    margin: 40px auto 0;
    max-width: 880px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    font-size: 12px;
    color: var(--text-muted, #6b7280);
    line-height: 1.75;
}
.ai-disclaimer i {
    color: #34d399;
    font-size: 16px;
    flex-shrink: 0;
    margin-top: 2px;
}
.ai-disclaimer strong {
    color: var(--text-secondary, #b4b8c0);
}


/* ╔══════════════════════════════════════════════════════╗
 * ║   RWD                                                  ║
 * ╚══════════════════════════════════════════════════════╝ */
@media (max-width: 900px) {
    .ai-hero { padding: 28px 0 22px; }
    .ai-hero .page-subtitle { font-size: 12.5px; }
    .ai-hero-meta { gap: 8px; padding: 7px 14px; font-size: 11px; }
    .ai-hero-meta-item strong { font-size: 12px; }

    .ai-ticker-inner { gap: 10px; height: 40px; }
    .ai-ticker-label { font-size: 11px; padding: 4px 10px; }
    .ai-ticker-title { max-width: 220px; font-size: 12px; }
    .ai-ticker-more { padding: 4px 10px; font-size: 11px; }

    .ai-news-section { padding: 30px 0 12px; }
    .ai-news-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }

    .ai-tools-section { padding: 30px 0 16px; }
    .tools-grid { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
    .tool-filter-btn { font-size: 12px; padding: 7px 13px; }
}

@media (max-width: 600px) {
    .ai-hero { padding: 22px 0 18px; }
    .ai-hero .page-title { font-size: 22px; }
    .ai-hero-meta {
        flex-wrap: wrap;
        justify-content: center;
        gap: 6px 10px;
    }

    .ai-ticker-label { display: none; }
    .ai-ticker-more { font-size: 10px; }
    .ai-ticker-title { max-width: 180px; }
    .ai-ticker-date { display: none; }

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

    .ai-news-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .ai-news-card-title { font-size: 12px; }

    .ai-disclaimer {
        flex-direction: column;
        gap: 8px;
    }
}