/* ─── StemLab Contact v2.1.0 ───
   Rebuilt on stemlab-core design tokens + premium enhancements. */

.slc-contact {
    max-width: 640px;
    margin: 0 auto;
    padding: var(--space-12) var(--space-6) var(--space-16);
    font-family: var(--font-sans);
    color: var(--color-text-primary);
}

/* ─── Hero ─── */
.slc-hero {
    text-align: center;
    margin-bottom: var(--space-8);
}

.slc-headline {
    font-size: var(--text-h2);
    font-weight: var(--weight-bold);
    color: var(--color-text-primary);
    margin: 0 0 var(--space-3);
    letter-spacing: var(--tracking-snug);
    line-height: var(--leading-snug);
}

.slc-subtitle {
    font-size: var(--text-body);
    color: var(--color-text-secondary);
    margin: 0;
    font-weight: var(--weight-regular);
    line-height: var(--leading-normal);
}

/* ─── Email Row ─── */
.slc-email-row {
    text-align: center;
    margin-bottom: var(--space-8);
}

.slc-email-link {
    font-size: var(--text-body);
    font-weight: var(--weight-semibold);
    color: var(--color-accent) !important;
    text-decoration: none;
    transition: color 150ms var(--ease-standard),
                text-shadow 150ms var(--ease-standard);
}

.slc-email-link:hover {
    color: var(--color-accent-hover) !important;
    text-shadow: 0 0 14px rgba(240, 23, 111, 0.35);
}

.slc-response-time {
    font-size: var(--text-caption);
    color: var(--color-text-secondary);
    margin: var(--space-1) 0 0;
}

/* ─── Form Card: premium frosted glass ─── */
.slc-card {
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--card-padding-lg);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3),
                0 1px 4px rgba(0, 0, 0, 0.35),
                inset 0 1px 0 rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(8px) saturate(1.1);
    -webkit-backdrop-filter: blur(8px) saturate(1.1);
}

/* Top highlight */
.slc-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.07), transparent);
    pointer-events: none;
}

/* ─── Form Layout ─── */
.slc-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.slc-form-row-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gap-sm);
}

.slc-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.slc-label {
    font-size: var(--text-overline);
    font-weight: var(--weight-semibold);
    color: var(--color-text-subdued);
    letter-spacing: 0.10em;
    text-transform: uppercase;
}

.slc-req {
    color: var(--color-accent);
}

/* ─── Inputs: premium focus states with pink glow ─── */
.slc-input {
    background: rgba(10, 10, 18, 0.9) !important;
    border: 1px solid var(--color-border) !important;
    border-radius: var(--radius-sm) !important;
    color: var(--color-text-primary) !important;
    padding: var(--space-3) var(--space-4) !important;
    font-size: var(--text-body-sm) !important;
    font-family: var(--font-sans) !important;
    transition: border-color 150ms var(--ease-standard),
                background 150ms var(--ease-standard),
                box-shadow 150ms var(--ease-standard) !important;
    width: 100% !important;
    box-sizing: border-box !important;
    outline: none !important;
}

.slc-input:hover {
    border-color: rgba(60, 60, 80, 0.9) !important;
    background: rgba(14, 14, 22, 0.95) !important;
}

.slc-input::placeholder {
    color: var(--color-text-disabled) !important;
}

.slc-input:focus {
    border-color: var(--color-accent) !important;
    background: rgba(14, 14, 22, 0.95) !important;
    outline: none !important;
    box-shadow: 0 0 0 3px rgba(240, 23, 111, 0.18),
                0 0 20px rgba(240, 23, 111, 0.08) !important;
}

/* Valid input state */
.slc-input:valid:not(:placeholder-shown) {
    border-color: rgba(52, 211, 153, 0.3) !important;
}

.slc-textarea {
    resize: vertical;
    min-height: 120px;
}

/* ─── Submit ─── */
.slc-form-footer {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.slc-submit {
    display: block !important;
    width: 100% !important;
    background: var(--color-accent) !important;
    color: var(--color-text-on-accent) !important;
    border: none !important;
    border-radius: var(--radius-md) !important;
    padding: var(--space-3) var(--space-8) !important;
    font-size: var(--text-body-sm) !important;
    font-weight: var(--weight-semibold) !important;
    font-family: var(--font-sans) !important;
    cursor: pointer !important;
    transition: all 150ms var(--ease-standard) !important;
    white-space: nowrap;
    min-height: 44px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 20px var(--color-accent-glow),
                inset 0 1px 0 rgba(255, 255, 255, 0.15) !important;
}

/* Submit sheen */
.slc-submit::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, transparent 55%);
    border-radius: inherit;
    pointer-events: none;
}

.slc-submit:hover {
    background: var(--color-accent-hover) !important;
    box-shadow: 0 0 36px var(--color-accent-glow),
                0 4px 16px rgba(0, 0, 0, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.2) !important;
    transform: translateY(-1px);
}

.slc-submit:active {
    background: var(--color-accent-active) !important;
    box-shadow: 0 0 12px var(--color-accent-glow) !important;
    transform: scale(0.98);
}

.slc-submit:disabled {
    opacity: 0.35;
    cursor: not-allowed !important;
    pointer-events: none;
    box-shadow: none !important;
}

/* Submit loading state */
.slc-submit.slc-submit--loading {
    pointer-events: none;
    color: transparent !important;
}

.slc-submit.slc-submit--loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 18px;
    height: 18px;
    margin: -9px 0 0 -9px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: slc-spin 0.65s linear infinite;
}

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

/* ─── Status Messages: premium styled ─── */
.slc-status {
    font-size: var(--text-body-sm);
    line-height: var(--leading-snug);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-sm);
    font-weight: var(--weight-medium);
}

.slc-status.slc-success {
    color: var(--color-success);
    background: rgba(52, 211, 153, 0.08);
    border: 1px solid rgba(52, 211, 153, 0.20);
    box-shadow: 0 0 16px rgba(52, 211, 153, 0.06);
}

/* Success icon */
.slc-status.slc-success::before {
    content: '✓ ';
    font-weight: var(--weight-bold);
}

.slc-status.slc-error {
    color: var(--color-error);
    background: rgba(248, 113, 113, 0.08);
    border: 1px solid rgba(248, 113, 113, 0.20);
    box-shadow: 0 0 16px rgba(248, 113, 113, 0.06);
}

/* ─── Responsive ─── */
@media (max-width: 480px) {
    .slc-contact {
        padding: var(--space-8) var(--space-4) var(--space-12);
    }

    .slc-headline {
        font-size: var(--text-h3);
    }

    .slc-card {
        padding: var(--card-padding);
    }

    .slc-form-row-2col {
        grid-template-columns: 1fr;
    }
}

/* ─── Reduced motion ─── */
@media (prefers-reduced-motion: reduce) {
    .slc-submit.slc-submit--loading::after {
        animation: none;
    }

    .slc-submit,
    .slc-input,
    .slc-email-link {
        transition-duration: 0.01ms;
    }
}