/* ============================================================
   INDYO.COM — Components: Buttons, Cards, Forms, Modals
   ============================================================ */

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all var(--transition-base);
    white-space: nowrap;
    cursor: pointer;
    border: none;
    text-decoration: none;
    line-height: 1;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 2px 12px rgba(124,58,237,0.25);
}
.btn-primary:hover {
    box-shadow: var(--glow-button);
    transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}
.btn-ghost:hover {
    border-color: var(--color-accent-purple);
    background: rgba(124,58,237,0.08);
}

.btn-outline {
    background: transparent;
    color: var(--color-accent-purple);
    border: 1px solid var(--color-accent-purple);
}
.btn-outline:hover {
    background: var(--color-accent-purple);
    color: #fff;
}

.btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2.25rem;
    font-size: 1.0625rem;
}

.btn-full { width: 100%; }

.btn-loading {
    position: relative;
    color: transparent !important;
}
.btn-loading::after {
    content: '';
    position: absolute;
    width: 16px; height: 16px;
    border: 2px solid rgba(255,255,255,0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ---- Cards ---- */
.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
}

.card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--glow-card);
    background: var(--color-bg-card-hover);
}

.card-glass {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow-card);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.card-glass:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-card), var(--glow-card);
}

/* Class Card */
.class-card {
    display: flex;
    flex-direction: column;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}
.class-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--glow-card);
    transform: translateY(-3px);
}
.class-card .card-header {
    padding: var(--space-xl);
    background: linear-gradient(135deg, rgba(124,58,237,0.1) 0%, rgba(37,99,235,0.05) 100%);
    border-bottom: 1px solid var(--color-border);
}
.class-card .card-body {
    padding: var(--space-xl);
    flex: 1;
    display: flex;
    flex-direction: column;
}
.class-card .card-footer {
    padding: var(--space-lg) var(--space-xl);
    border-top: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
}

/* Testimonial Card */
.testimonial-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    transition: all var(--transition-base);
}
.testimonial-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--glow-card);
}
.testimonial-card .quote {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.75;
    flex: 1;
    font-style: italic;
}
.testimonial-card .author {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}
.testimonial-card .author-avatar {
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    color: #fff;
    flex-shrink: 0;
    overflow: hidden;
}
.testimonial-card .author-avatar img {
    width: 100%; height: 100%;
    object-fit: cover;
}
.testimonial-card .author-info h5 {
    font-size: 0.9375rem;
    margin-bottom: 0.1rem;
}
.testimonial-card .author-info p {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* Tool Card */
.tool-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    transition: all var(--transition-base);
}
.tool-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--glow-card);
    transform: translateY(-2px);
}
.tool-card .tool-icon {
    width: 52px; height: 52px;
    border-radius: var(--radius-md);
    background: rgba(124,58,237,0.12);
    border: 1px solid rgba(124,58,237,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-accent-purple);
}

/* ---- Feature Icon ---- */
.feature-icon {
    width: 56px; height: 56px;
    border-radius: var(--radius-md);
    background: rgba(124,58,237,0.12);
    border: 1px solid rgba(124,58,237,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-accent-purple);
    flex-shrink: 0;
    transition: all var(--transition-base);
}
.feature-icon:hover {
    background: rgba(124,58,237,0.2);
    box-shadow: var(--glow-purple);
}

/* ---- Forms ---- */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-bottom: var(--space-lg);
}

.form-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: 0.9375rem;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
    outline: none;
}

.form-control::placeholder { color: var(--color-text-muted); }

.form-control:focus {
    border-color: var(--color-accent-purple);
    box-shadow: 0 0 0 3px rgba(124,58,237,0.12);
}

.form-control.error {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(239,68,68,0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 130px;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
    cursor: pointer;
}

.form-hint {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.form-error {
    font-size: 0.8125rem;
    color: var(--color-error);
    display: none;
}

.form-feedback {
    font-size: 0.875rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    display: none;
}
.form-feedback.success {
    background: rgba(16,185,129,0.12);
    border: 1px solid rgba(16,185,129,0.25);
    color: #34d399;
    display: block;
}
.form-feedback.error {
    background: rgba(239,68,68,0.12);
    border: 1px solid rgba(239,68,68,0.25);
    color: #f87171;
    display: block;
}

/* Checkbox */
.form-check {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    cursor: pointer;
}
.form-check input[type="checkbox"] {
    width: 18px; height: 18px;
    min-width: 18px;
    accent-color: var(--color-accent-purple);
    cursor: pointer;
    margin-top: 2px;
}
.form-check-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
}
.form-check-label a { color: var(--color-accent-purple); }
.form-check-label a:hover { text-decoration: underline; }

/* Honeypot */
.hp-field { display: none !important; }

/* ---- Tabs ---- */
.tabs {
    display: flex;
    gap: var(--space-xs);
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    padding: 4px;
    width: fit-content;
}

.tab-btn {
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-muted);
    background: transparent;
    transition: all var(--transition-fast);
    cursor: pointer;
    border: none;
}

.tab-btn.active, .tab-btn:hover {
    background: var(--gradient-primary);
    color: #fff;
}

/* ---- Accordion / FAQ ---- */
.accordion-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--transition-base);
}

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

.accordion-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg) var(--space-xl);
    background: var(--color-bg-card);
    color: var(--color-text-primary);
    font-size: 1rem;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    border: none;
    transition: background var(--transition-fast);
    gap: var(--space-md);
}

.accordion-trigger:hover { background: var(--color-bg-card-hover); }

.accordion-trigger[aria-expanded="true"] { background: rgba(124,58,237,0.07); }

.accordion-icon {
    width: 24px; height: 24px;
    min-width: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(124,58,237,0.12);
    border-radius: 50%;
    color: var(--color-accent-purple);
    transition: transform var(--transition-base);
    font-size: 0.75rem;
}

.accordion-trigger[aria-expanded="true"] .accordion-icon {
    transform: rotate(180deg);
}

.accordion-panel {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.accordion-panel.open { max-height: 800px; }

.accordion-panel-inner {
    padding: var(--space-lg) var(--space-xl) var(--space-xl);
    color: var(--color-text-secondary);
    border-top: 1px solid var(--color-border);
    font-size: 0.9375rem;
    line-height: 1.75;
}

/* ---- Stats ---- */
.stat-number {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

/* ---- Instructor Card ---- */
.instructor-card {
    text-align: center;
    padding: var(--space-2xl) var(--space-xl);
}

.instructor-avatar {
    width: 100px; height: 100px;
    border-radius: 50%;
    margin: 0 auto var(--space-lg);
    border: 3px solid var(--color-border);
    overflow: hidden;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.instructor-card:hover .instructor-avatar {
    border-color: var(--color-accent-purple);
    box-shadow: var(--glow-purple);
}
.instructor-avatar img {
    width: 100%; height: 100%;
    object-fit: cover;
}

/* ---- Alert / Info Box ---- */
.alert {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    font-size: 0.9rem;
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}
.alert-success {
    background: rgba(16,185,129,0.1);
    border-color: rgba(16,185,129,0.25);
    color: #34d399;
}
.alert-error {
    background: rgba(239,68,68,0.1);
    border-color: rgba(239,68,68,0.25);
    color: #f87171;
}
.alert-info {
    background: rgba(124,58,237,0.1);
    border-color: rgba(124,58,237,0.25);
    color: #a78bfa;
}
.alert-warning {
    background: rgba(245,158,11,0.1);
    border-color: rgba(245,158,11,0.25);
    color: #fbbf24;
}

/* ---- Page Hero (inner pages) ---- */
.page-hero {
    padding: calc(var(--nav-height) + var(--space-3xl)) 0 var(--space-3xl);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0; left: 50%;
    transform: translateX(-50%);
    width: 700px; height: 400px;
    background: var(--gradient-glow);
    pointer-events: none;
}

.page-hero .label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-accent-purple);
    background: rgba(124,58,237,0.12);
    border: 1px solid rgba(124,58,237,0.25);
    padding: 0.35rem 1rem;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-md);
}

.page-hero h1 { margin-bottom: var(--space-md); }
.page-hero p  { max-width: 600px; margin: 0 auto; font-size: 1.125rem; }

/* ---- Schedule Table ---- */
.schedule-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}
.schedule-table th {
    padding: 0.75rem 1rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    border-bottom: 1px solid var(--color-border);
}
.schedule-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    vertical-align: middle;
}
.schedule-table tr:hover td { background: var(--color-bg-card); }
.schedule-table tr:last-child td { border-bottom: none; }

/* ---- Price Display ---- */
.price-display {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
}
.price-display .amount {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-text-primary);
}
.price-display .currency {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    align-self: flex-start;
    margin-top: 0.4rem;
}
.price-display .period {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* ---- Countdown Timer ---- */
.countdown {
    display: flex;
    gap: var(--space-xl);
    justify-content: center;
    flex-wrap: wrap;
}
.countdown-unit {
    text-align: center;
}
.countdown-unit .num {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    display: block;
    min-width: 80px;
}
.countdown-unit .label-cd {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-top: 0.35rem;
}

/* ---- Seats Badge ---- */
.seats-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.8rem;
    font-weight: 500;
}
.seats-badge.available { color: var(--color-success); }
.seats-badge.low        { color: var(--color-warning); }
.seats-badge.sold-out   { color: var(--color-error); }

/* ---- Breadcrumb ---- */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    justify-content: center;
}
.breadcrumb a { color: var(--color-text-muted); }
.breadcrumb a:hover { color: var(--color-accent-purple); }
.breadcrumb .sep { color: var(--color-text-muted); }
.breadcrumb .current { color: var(--color-text-secondary); }

/* ---- Order Summary ---- */
.order-summary {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    position: sticky;
    top: calc(var(--nav-height) + var(--space-md));
}
.order-summary h4 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
}
.order-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
}
.order-row:last-of-type { border-bottom: none; }
.order-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-md);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-text-primary);
}