/* =============================================================================
   6. COMPONENTS (Cards & Toggles) — SMART GRID ENGINE & TOUCH INTERACTION
   ============================================================================= */

/* ─── Card Container ─── */
.card {
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    position: relative;
    transition: border-color var(--dur-norm) var(--ease-out), box-shadow var(--dur-norm) var(--ease-out), transform var(--dur-fast) var(--ease-out);
    box-shadow: var(--shadow-sm);

    /* SMART GRID LAYOUT */
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem 1rem;
    align-content: start;
    container-type: inline-size;
}

.card:hover {
    border-color: var(--color-border-hov);
    box-shadow: var(--shadow-md);
}

.card:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 4px 14px -2px rgba(37, 99, 235, 0.15);
}

/* Default: All children span full width */
.card > * {
    grid-column: 1 / -1;
}

/* INTELLIGENT FIELD SIZING via :has() */
.card .form-group:has(input[type="email"]),
.card .form-group:has(input[type="tel"]),
.card .form-group:has(input[placeholder*="LinkedIn" i]),
.card .form-group:has(input[placeholder*="Portfolio" i]),
.card .form-group:has(input[placeholder*="Website" i]),
.card .form-group:has(input[placeholder*="Github" i]),
.card .form-group:has(input[placeholder*="Twitter" i]),
.card .form-group:has(input[placeholder*="Instagram" i]),
.card .form-group:has(input[placeholder*="City" i]),
.card .form-group:has(input[placeholder*="State" i]),
.card .form-group:has(input[placeholder*="Country" i]),
.card .form-group:has(input[placeholder*="Zip" i]),
.card .form-group:has(input[placeholder*="Postal" i]),
.card .form-group:has(input[type="date"]) {
    grid-column: span 1;
}

.card .form-group:has(textarea),
.card .form-group:has(.rich-text-editor) {
    grid-column: 1 / -1;
}

/* ─── Card Header Title ─── */
.card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: var(--text-xs);
    font-weight: var(--fw-extrabold);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 0;
    grid-column: 1 / -1;
    user-select: none;
}

.card-header i {
    font-size: 1rem;
    opacity: 0.9;
}

/* ─── Accessible Toggle Switch ─── */
.toggle-switch {
    margin-left: auto;
    display: flex;
    align-items: center;
    cursor: pointer;
    touch-action: manipulation;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
    position: absolute;
}

.toggle-slider {
    width: 38px;
    height: 22px;
    background: var(--slate-300);
    border-radius: var(--radius-full);
    position: relative;
    transition: background var(--dur-norm) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}

[data-theme="dark"] .toggle-slider {
    background: var(--slate-600);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    background: #ffffff;
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: transform var(--dur-norm) var(--ease-elastic);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.28);
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--color-primary);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(16px);
}

.toggle-switch input:focus-visible + .toggle-slider {
    box-shadow: 0 0 0 3px var(--color-primary-ring);
}