/* ============================================
   Slay Station — Premium Tool Component System
   Shared styles for all premium tool pages
   ============================================ */

/* ─── TOOL LAYOUT ─────────────────────────── */
.tool-premium {
    position: relative;
    min-height: 100vh;
    padding: calc(var(--nav-height) + 20px) 20px 40px;
    max-width: 960px;
    margin: 0 auto;
}

/* ─── TOOL HERO ───────────────────────────── */
.tool-hero {
    text-align: center;
    margin-bottom: 28px;
    animation: fadeInUp 0.5s ease-out;
}
.tool-hero .hero-icon {
    width: 64px;
    height: 64px;
    border-radius: 18px;
    background: var(--gradient-subtle);
    border: 1px solid var(--border-color);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 12px;
    transition: transform 0.3s ease;
}
.tool-hero:hover .hero-icon {
    transform: scale(1.05) rotate(-3deg);
}
.tool-hero h1 {
    font-family: var(--font-main);
    font-size: 1.9rem;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}
.tool-hero .hero-desc {
    color: var(--text-secondary);
    font-size: 0.92rem;
    max-width: 520px;
    margin: 0 auto 12px;
    line-height: 1.5;
}
.tool-hero .hero-badges {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 0.68rem;
    font-weight: 600;
    background: var(--bg-secondary);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
}
.hero-badge .mi { font-size: 14px; }

/* ─── ACTION BAR (sticky) ─────────────────── */
.action-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    position: sticky;
    top: calc(var(--nav-height) + 8px);
    z-index: 50;
    box-shadow: var(--shadow-card);
    flex-wrap: wrap;
}
.action-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-card-solid);
    color: var(--text-secondary);
    font-size: 0.72rem;
    font-weight: 500;
    font-family: var(--font-body);
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}
.action-btn:hover {
    border-color: var(--accent-yellow);
    color: var(--accent-yellow);
    background: rgba(245,197,24,0.06);
}
.action-btn:active {
    transform: scale(0.96);
}
.action-btn .mi { font-size: 15px; }
.action-btn.primary {
    background: var(--gradient-1);
    border-color: transparent;
    color: #000;
    font-weight: 600;
}
.action-btn.primary:hover {
    box-shadow: 0 2px 12px rgba(249,115,22,0.25);
    transform: translateY(-1px);
}
.action-bar .spacer { flex: 1; }

/* ─── MAIN CARD (enhanced) ────────────────── */
.tool-card-main {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 28px;
    margin-bottom: 16px;
    box-shadow: var(--shadow-card);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.tool-card-main::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gradient-1);
    opacity: 0;
    transition: opacity 0.3s;
}
.tool-card-main:focus-within::before {
    opacity: 1;
}
.tool-card-main .card-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}
.tool-card-main .card-title .mi {
    font-size: 20px;
    color: var(--accent-yellow);
}

/* ─── RESULT PANEL ────────────────────────── */
.result-panel {
    background: var(--gradient-subtle);
    border: 1px solid rgba(245,197,24,0.12);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-top: 20px;
    animation: scaleIn 0.3s ease-out;
    position: relative;
}
.result-panel .result-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}
.result-panel .result-header h3 {
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 6px;
}
.result-panel .result-header .mi { font-size: 18px; color: var(--accent-green); }

/* Result stat grid */
.result-stats {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 10px;
}
.stat-card {
    background: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 14px 12px;
    text-align: center;
    transition: all 0.2s ease;
}
.stat-card:hover {
    border-color: var(--accent-yellow);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(245,197,24,0.1);
}
.stat-card .stat-value {
    font-family: var(--font-main);
    font-size: 1.8rem;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}
.stat-card .stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 2px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

/* ─── HISTORY PANEL ───────────────────────── */
.history-panel {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-top: 16px;
}
.history-panel .panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}
.history-panel .panel-header h3 {
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}
.history-panel .panel-header h3 .mi { font-size: 18px; color: var(--accent-orange); }
.history-panel .clear-btn {
    font-size: 0.68rem;
    color: var(--text-muted);
    background: none;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 3px 8px;
    cursor: pointer;
    transition: all 0.2s;
}
.history-panel .clear-btn:hover {
    color: var(--accent-red);
    border-color: var(--accent-red);
}
.history-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    max-height: 200px;
    overflow-y: auto;
}
.history-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    border: 1px solid transparent;
}
.history-item:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-color);
}
.history-item .hi-time {
    font-size: 0.65rem;
    color: var(--text-muted);
    margin-left: auto;
    white-space: nowrap;
}
.history-empty {
    text-align: center;
    padding: 20px;
    color: var(--text-muted);
    font-size: 0.8rem;
}
.history-empty .mi { font-size: 32px; display: block; margin-bottom: 8px; opacity: 0.4; }

/* ─── AI INSIGHTS PANEL ───────────────────── */
.ai-panel {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(139,92,246,0.15);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-top: 16px;
    position: relative;
    overflow: hidden;
}
.ai-panel::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, #8b5cf6, #6366f1, #8b5cf6);
}
.ai-panel .ai-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}
.ai-panel .ai-header .ai-icon {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: linear-gradient(135deg, rgba(139,92,246,0.15), rgba(99,102,241,0.15));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}
.ai-panel .ai-header h3 {
    font-family: var(--font-main);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}
.ai-panel .ai-header .ai-badge {
    font-size: 0.6rem;
    padding: 2px 6px;
    border-radius: var(--radius-full);
    background: rgba(139,92,246,0.1);
    color: #8b5cf6;
    font-weight: 600;
    margin-left: auto;
}
.ai-content {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.7;
}
.ai-content ul {
    list-style: none;
    padding: 0;
}
.ai-content ul li {
    padding: 6px 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: flex-start;
    gap: 8px;
}
.ai-content ul li:last-child { border-bottom: none; }
.ai-content ul li::before {
    content: '✦';
    color: #8b5cf6;
    font-size: 0.7rem;
    margin-top: 2px;
}
.ai-loading {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.8rem;
}
.ai-loading .dots span {
    display: inline-block;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: #8b5cf6;
    animation: aiDot 1.4s ease-in-out infinite;
    margin: 0 1px;
}
.ai-loading .dots span:nth-child(2) { animation-delay: 0.2s; }
.ai-loading .dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes aiDot {
    0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
    40% { transform: scale(1); opacity: 1; }
}

/* ─── TOAST UPGRADE ───────────────────────── */
.toast-premium {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 12px 20px;
    border-radius: var(--radius-md);
    font-size: 0.82rem;
    font-weight: 500;
    z-index: 10000;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s;
    box-shadow: 0 8px 32px rgba(0,0,0,0.15);
    display: flex;
    align-items: center;
    gap: 10px;
    opacity: 0;
    pointer-events: none;
    max-width: 400px;
}
[data-theme="dark"] .toast-premium { box-shadow: 0 8px 32px rgba(0,0,0,0.5); }
.toast-premium.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    pointer-events: auto;
}
.toast-premium.success { border-color: var(--accent-green); }
.toast-premium.error { border-color: var(--accent-red); }
.toast-premium.info { border-color: var(--accent-yellow); }
.toast-premium .toast-icon { font-size: 1.1rem; }

/* ─── EMPTY STATE ─────────────────────────── */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
}
.empty-state .empty-icon {
    font-size: 3rem;
    margin-bottom: 12px;
    opacity: 0.5;
    display: block;
}
.empty-state h3 {
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}
.empty-state p {
    font-size: 0.82rem;
    max-width: 320px;
    margin: 0 auto 16px;
    line-height: 1.5;
}
.empty-state .try-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px dashed var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--accent-orange);
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}
.empty-state .try-btn:hover {
    border-color: var(--accent-orange);
    background: rgba(249,115,22,0.06);
}

/* ─── KEYBOARD SHORTCUT HINTS ─────────────── */
.kbd {
    display: inline-flex;
    align-items: center;
    padding: 2px 5px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.62rem;
    font-family: monospace;
    color: var(--text-muted);
    line-height: 1;
}

/* ─── TOOLTIP ─────────────────────────────── */
[data-tooltip] {
    position: relative;
}
[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%) scale(0.9);
    background: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.65rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    z-index: 100;
}
[data-tooltip]:hover::after {
    opacity: 1;
    transform: translateX(-50%) scale(1);
}

/* ─── FORM ENHANCEMENTS ───────────────────── */
.form-group {
    margin-bottom: 16px;
}
.form-group label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}
.form-group label .mi { font-size: 16px; color: var(--accent-yellow); }
.form-group .input-hint {
    font-size: 0.68rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* ─── SHARE MODAL ─────────────────────────── */
.share-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(4px);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.share-modal-overlay.active { display: flex; }
.share-modal {
    background: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 28px;
    max-width: 380px;
    width: 100%;
    animation: scaleIn 0.25s ease-out;
}
.share-modal h3 {
    font-family: var(--font-main);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 16px;
    text-align: center;
}
.share-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 16px;
}
.share-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 12px 8px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s;
    background: none;
    color: var(--text-secondary);
    font-size: 0.7rem;
    font-weight: 500;
}
.share-option:hover {
    border-color: var(--accent-yellow);
    background: rgba(245,197,24,0.04);
}
.share-option .share-icon { font-size: 1.4rem; }
.share-close {
    display: block;
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}
.share-close:hover { background: var(--bg-card-hover); }

/* ─── FAQ ENHANCED ────────────────────────── */
.faq-premium {
    margin-top: 32px;
}
.faq-premium h2 {
    font-family: var(--font-main);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.faq-premium .faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    overflow: hidden;
    transition: all 0.2s;
}
.faq-premium .faq-item:hover {
    border-color: var(--border-hover);
}
.faq-premium .faq-item summary {
    padding: 14px 18px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: var(--text-primary);
}
.faq-premium .faq-item summary::after {
    content: '+';
    font-size: 1.2rem;
    color: var(--accent-yellow);
    transition: transform 0.2s;
}
.faq-premium .faq-item[open] summary::after {
    content: '−';
    transform: rotate(180deg);
}
.faq-premium .faq-item .faq-answer {
    padding: 0 18px 14px;
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ─── RESPONSIVE ──────────────────────────── */
@media (max-width: 768px) {
    .tool-premium { padding: calc(var(--nav-height) + 12px) 14px 32px; }
    .tool-hero h1 { font-size: 1.5rem; }
    .tool-hero .hero-desc { font-size: 0.84rem; }
    .tool-card-main { padding: 20px 16px; }
    .action-bar { padding: 6px 8px; gap: 4px; }
    .action-btn { padding: 5px 8px; font-size: 0.68rem; }
    .result-stats { grid-template-columns: repeat(3, 1fr); gap: 6px; }
    .stat-card { padding: 10px 8px; }
    .stat-card .stat-value { font-size: 1.4rem; }
    .stat-card .stat-label { font-size: 0.62rem; }
    .share-options { grid-template-columns: repeat(2, 1fr); }
    .ai-panel { padding: 16px; }
}
@media (max-width: 380px) {
    .result-stats { grid-template-columns: repeat(2, 1fr); }
    .action-bar { flex-wrap: wrap; }
}