/**
 * Keyboard Lab - Contact (Laboratory)
 * Scoped to .kbdlab-page--contact.
 */

.kbdlab-page--contact {
    max-width: 920px;
    margin: 0 auto;
    padding: clamp(16px, 3vw, 32px);
    color: var(--theme-text);
    background: var(--theme-bg);
}

.kbdlab-page--contact .kbdlab-contact-container {
    display: grid;
    gap: 1rem;
}

.kbdlab-page--contact .kbc-hero h1 {
    margin: 0;
    font-size: clamp(1.95rem, 4.4vw, 2.55rem);
    line-height: 1.12;
    letter-spacing: -0.01em;
}

.kbdlab-page--contact .kbc-lede {
    margin: 0.65rem 0 0;
    color: var(--theme-muted-strong);
    line-height: 1.6;
    max-width: 62ch;
}

.kbdlab-page--contact .kbc-support-email {
    margin: 0.65rem 0 0;
    font-size: 0.93rem;
    color: var(--theme-muted);
}

.kbdlab-page--contact .kbc-support-email a {
    color: var(--theme-link);
    font-weight: 600;
    text-decoration: underline;
    text-underline-offset: 0.18em;
}

.kbdlab-page--contact .kbc-alert-slot {
    min-height: 0;
}

.kbdlab-page--contact .kbc-alert {
    border-radius: 10px;
    border: 1px solid var(--theme-border);
    padding: 0.78rem 0.9rem;
    font-size: 0.95rem;
    line-height: 1.5;
}

.kbdlab-page--contact .kbc-alert--success {
    border-color: rgba(0, 209, 102, 0.55);
    background: rgba(0, 209, 102, 0.09);
    color: #0f5132;
}

.kbdlab-page--contact .kbc-alert--error {
    border-color: rgba(255, 59, 48, 0.58);
    background: rgba(255, 59, 48, 0.08);
    color: #7f1d1d;
}

.kbdlab-page--contact .kbdlab-contact-panel {
    border-radius: 10px;
    border: 1px solid var(--theme-border);
    background: var(--theme-surface);
    box-shadow: 0 10px 28px rgba(10, 14, 20, 0.08);
    padding: clamp(16px, 3vw, 24px);
}

.kbdlab-page--contact .kbdlab-contact-panel h2 {
    margin: 0 0 0.9rem;
    font-size: clamp(1.25rem, 2.8vw, 1.55rem);
    line-height: 1.25;
}

.kbdlab-page--contact .kbdlab-contact-form {
    display: grid;
    gap: 1rem;
}

.kbdlab-page--contact .kbc-field {
    display: grid;
    gap: 0.45rem;
}

.kbdlab-page--contact .kbc-field--category {
    border-left: 3px solid var(--theme-border-strong);
    border-radius: 6px;
    padding-left: 0.65rem;
}

.kbdlab-page--contact .kbc-field--category[data-kbc-category="feature"] {
    border-left-color: #00d166;
}

.kbdlab-page--contact .kbc-field--category[data-kbc-category="bug"] {
    border-left-color: #ff3b30;
}

.kbdlab-page--contact .kbc-field label {
    font-weight: 600;
    color: var(--theme-text);
    line-height: 1.3;
}

.kbdlab-page--contact .kbc-field input,
.kbdlab-page--contact .kbc-field select,
.kbdlab-page--contact .kbc-field textarea {
    width: 100%;
    border-radius: 8px;
    border: 1px solid var(--theme-border-strong);
    background: var(--theme-surface);
    color: var(--theme-text);
    font: inherit;
    font-size: 16px;
    line-height: 1.45;
    padding: 0.62rem 0.72rem;
    box-sizing: border-box;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.kbdlab-page--contact .kbc-field input,
.kbdlab-page--contact .kbc-field select {
    min-height: 46px;
}

.kbdlab-page--contact .kbc-field textarea {
    min-height: 164px;
    resize: vertical;
}

.kbdlab-page--contact .kbc-field select {
    appearance: none;
    background-image:
        linear-gradient(45deg, transparent 50%, #475569 50%),
        linear-gradient(135deg, #475569 50%, transparent 50%),
        linear-gradient(to right, transparent, transparent);
    background-position:
        calc(100% - 18px) calc(50% - 2px),
        calc(100% - 12px) calc(50% - 2px),
        calc(100% - 2.2rem) 0.4rem;
    background-size: 6px 6px, 6px 6px, 1px calc(100% - 0.8rem);
    background-repeat: no-repeat;
    padding-right: 2.2rem;
}

.kbdlab-page--contact .kbc-field input:focus,
.kbdlab-page--contact .kbc-field select:focus,
.kbdlab-page--contact .kbc-field textarea:focus {
    border-color: var(--theme-focus);
    box-shadow: 0 0 0 3px rgba(20, 110, 255, 0.2);
    outline: 2px solid transparent;
}

.kbdlab-page--contact .kbc-field input[aria-invalid="true"],
.kbdlab-page--contact .kbc-field select[aria-invalid="true"],
.kbdlab-page--contact .kbc-field textarea[aria-invalid="true"],
.kbdlab-page--contact .kbc-field input:user-invalid,
.kbdlab-page--contact .kbc-field select:user-invalid,
.kbdlab-page--contact .kbc-field textarea:user-invalid {
    border-color: var(--theme-warning);
    background: rgba(255, 59, 48, 0.08);
}

.kbdlab-page--contact .kbc-help {
    margin: 0;
    color: var(--theme-muted);
    font-size: 0.84rem;
    line-height: 1.45;
    font-family: var(--font-mono);
}

.kbdlab-page--contact .kbc-field-error {
    margin: 0;
    color: #9f1239;
    font-size: 0.86rem;
    font-weight: 600;
    line-height: 1.45;
}

.kbdlab-page--contact .kbc-hp {
    position: absolute !important;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.kbdlab-page--contact .kbc-actions {
    display: flex;
    align-items: center;
}

.kbdlab-page--contact .kbc-btn {
    appearance: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    border-radius: 8px;
    border: 1px solid var(--theme-accent);
    background: var(--theme-accent);
    color: #fff;
    font: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.2;
    padding: 0.6rem 1rem;
    cursor: pointer;
    transition: transform 0.12s ease, box-shadow 0.12s ease, opacity 0.12s ease;
}

.kbdlab-page--contact .kbc-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 18px rgba(10, 14, 20, 0.12);
}

.kbdlab-page--contact .kbc-btn:focus-visible {
    outline: 3px solid var(--theme-focus);
    outline-offset: 2px;
}

.kbdlab-page--contact .kbc-btn[disabled],
.kbdlab-page--contact .kbc-btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
    border-color: var(--theme-border-strong);
    background: var(--theme-muted);
}

.kbdlab-page--contact .kbc-fineprint {
    margin: 0;
    color: var(--theme-muted);
    font-size: 0.82rem;
    line-height: 1.45;
}

@media (min-width: 760px) {
    .kbdlab-page--contact .kbdlab-contact-container {
        gap: 1.15rem;
    }

    .kbdlab-page--contact .kbc-field {
        gap: 0.52rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .kbdlab-page--contact .kbc-field input,
    .kbdlab-page--contact .kbc-field select,
    .kbdlab-page--contact .kbc-field textarea,
    .kbdlab-page--contact .kbc-btn {
        transition: none;
    }
}