/* ============ AUTO DEMO TOUR ============ */

.demo-tour-btn-row {
    position: fixed;
    left: 50%;
    bottom: var(--space-lg);
    transform: translateX(-50%);
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: opacity var(--transition-mid), transform var(--transition-mid);
}

.demo-tour-btn-row.is-hidden {
    opacity: 0;
    transform: translateX(-50%) translateY(12px);
    pointer-events: none;
}

.demo-tour-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.9rem 1.6rem;
    border: none;
    border-radius: var(--radius-full);
    background: var(--color-accent);
    color: var(--color-white);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    cursor: pointer;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    animation: demoTourPulse 2.2s var(--ease-premium) infinite, demoTourIn 0.5s var(--ease-premium);
    transition: background var(--transition-mid), transform var(--transition-mid);
}

.demo-tour-btn i {
    font-size: 0.85rem;
}

.demo-tour-btn:hover {
    background: var(--color-secondary);
    transform: translateY(-2px);
}

.demo-tour-btn-secondary {
    background: var(--color-white);
    color: var(--color-primary);
    border: 1.5px solid var(--color-light-gray);
    box-shadow: var(--shadow-lg);
    animation: demoTourIn 0.5s var(--ease-premium);
}

.demo-tour-btn-secondary:hover {
    background: var(--color-light-gray);
    color: var(--color-primary);
    transform: translateY(-2px);
}

@keyframes demoTourIn {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes demoTourPulse {
    0%, 100% { box-shadow: var(--shadow-lg), 0 0 0 0 rgba(var(--color-accent-rgb), 0.45); }
    50%      { box-shadow: var(--shadow-lg), 0 0 0 14px rgba(var(--color-accent-rgb), 0); }
}

/* ---- Completion popup ---- */
.demo-tour-popup {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(13, 30, 21, 0.72);
    backdrop-filter: blur(6px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-mid), visibility var(--transition-mid);
}

.demo-tour-popup.is-visible {
    opacity: 1;
    visibility: visible;
}

.demo-tour-card {
    width: min(420px, 90vw);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--space-xl) var(--space-lg);
    text-align: center;
    box-shadow: var(--shadow-lg);
    transform: scale(0.92);
    transition: transform var(--transition-mid);
}

.demo-tour-popup.is-visible .demo-tour-card {
    transform: scale(1);
}

.demo-tour-icon {
    font-size: 2.75rem;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.demo-tour-card h3 {
    font-family: var(--font-display);
    margin-bottom: var(--space-xs);
    color: var(--color-primary);
}

.demo-tour-card p {
    color: var(--color-text);
    opacity: 0.75;
    margin-bottom: var(--space-md);
}

/* ---- Logo splash intro ---- */
.demo-tour-splash {
    position: fixed;
    inset: 0;
    z-index: 10050;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s var(--ease-premium), visibility 0.5s var(--ease-premium);
}

.demo-tour-splash.is-visible {
    opacity: 1;
    visibility: visible;
}

.demo-tour-splash-logo {
    width: min(320px, 60vw);
    height: auto;
    animation: demoTourSplashPulse 1.6s var(--ease-premium) infinite;
}

.demo-tour-splash-text {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 0.02em;
}

@keyframes demoTourSplashPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50%      { transform: scale(1.045); opacity: 0.92; }
}

/* ---- Product showcase (category-grouped, 1–4 cards, centered) ---- */
.demo-tour-product-modal {
    position: fixed;
    inset: 0;
    z-index: 10020;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl) var(--space-lg);
    background: rgba(13, 30, 21, 0.92);
    backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-mid), visibility var(--transition-mid);
}

.demo-tour-product-modal.is-visible {
    opacity: 1;
    visibility: visible;
}

.dtpm-inner {
    width: 100%;
    height: 100%;
    max-width: 1100px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.dtpm-header {
    flex: 0 0 auto;
    text-align: center;
    margin-bottom: var(--space-lg);
}

.dtpm-kicker {
    display: block;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--color-accent);
    margin-bottom: 0.3rem;
}

.dtpm-header h2 {
    font-family: var(--font-display);
    color: var(--color-white);
    font-size: clamp(1.5rem, 3.2vw, 2.4rem);
    margin-bottom: 0.4rem;
}

.dtpm-count {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    color: rgba(255, 255, 255, 0.72);
}

/* Grid: always a single evenly-spaced, centered row — max 3 cards per
   batch, never a 2x2 grid. Column count is set inline per batch via
   --dtpm-cols so the cards below are never stretched or re-proportioned —
   same card, same aspect ratio. */
.dtpm-grid {
    --dtpm-cols: 3;
    flex: 1;
    width: 100%;
    display: grid;
    grid-template-columns: repeat(var(--dtpm-cols), minmax(200px, 300px));
    justify-content: center;
    align-content: center;
    justify-items: stretch;
    gap: var(--space-lg);
    transition: opacity 0.28s var(--ease-premium), transform 0.28s var(--ease-premium);
}

.dtpm-grid.is-switching {
    opacity: 0;
    transform: translateY(10px);
}

.dtpm-product-card {
    width: 100%;
}

@media (max-width: 640px) {
    .demo-tour-btn span { display: inline; }
    .demo-tour-btn { padding: 0.75rem 1.1rem; font-size: 0.82rem; }
    .demo-tour-btn-row { bottom: var(--space-md); gap: 0.5rem; }
    .dtpm-grid { grid-template-columns: repeat(var(--dtpm-cols), minmax(120px, 1fr)); gap: var(--space-sm); }
}