/* ================================================
   BINGU Online - Contact Page
   Consistent with landing 3D card style
   ================================================ */

.contact-page {
    max-width: 1400px;
    margin: 0 auto;
    padding: clamp(30px, 5vw, 60px) 20px clamp(40px, 6vw, 80px);
}

body:has(.contact-page) {
    background: var(--white);
}

/* Header */
.contact-header {
    text-align: center;
    margin-bottom: clamp(30px, 4vw, 50px);
}

.contact-title {
    font-size: var(--text-3xl);
    font-weight: 800;
    background: linear-gradient(135deg, var(--pink), var(--blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.contact-subtitle {
    font-size: var(--text-xl);
    color: var(--gray);
    max-width: 500px;
    margin: 0 auto;
}

/* Grid: email card + formulario */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: clamp(20px, 3vw, 40px);
    align-items: start;
}

/* ===== Email card ===== */
.contact-email-card {
    background: var(--white);
    border: 2px solid #e5e7eb;
    border-radius: 20px;
    padding: clamp(28px, 3vw, 40px) clamp(24px, 3vw, 32px);
    text-align: center;
    box-shadow: 0 5px 0 #d1d5db, 0 7px 16px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: hidden;
}

.contact-email-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--blue), var(--pink), var(--blue));
    background-size: 200% 100%;
    animation: shimmerBar 3s linear infinite;
}

@keyframes shimmerBar {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

.contact-email-icon {
    width: 64px;
    height: 64px;
    margin: 8px auto 20px;
    background: linear-gradient(135deg, var(--blue), var(--pink));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    box-shadow: 0 4px 0 rgba(14, 165, 233, 0.3), 0 6px 12px rgba(14, 165, 233, 0.2);
}

.contact-email-title {
    font-size: var(--text-lg);
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--gray-dark);
}

.contact-email-desc {
    font-size: var(--text-sm);
    color: var(--gray);
    margin-bottom: 20px;
    line-height: 1.6;
}

.contact-email-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--blue);
    text-decoration: none;
    padding: 12px 22px;
    border: 2px solid var(--blue);
    border-radius: 14px;
    transition: all 0.2s;
    position: relative;
    top: 0;
}

.contact-email-link:hover {
    background: linear-gradient(to bottom, #2dd4f0, #0ea5e9);
    color: #fff;
    border-color: #0ea5e9;
    top: 2px;
    box-shadow: 0 3px 0 #0b7bb5, 0 5px 8px rgba(26, 188, 245, 0.25);
}

/* ===== Form card ===== */
.contact-form {
    background: var(--white);
    border: 2px solid #e5e7eb;
    border-radius: 20px;
    padding: clamp(28px, 3vw, 40px);
    box-shadow: 0 5px 0 #d1d5db, 0 7px 16px rgba(0, 0, 0, 0.08);
}

.contact-form-title {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--gray-dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-form-title::before {
    content: '';
    width: 4px;
    height: 22px;
    background: linear-gradient(180deg, var(--blue), var(--pink));
    border-radius: 2px;
    flex-shrink: 0;
}

/* ===== Form elements ===== */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--gray-dark);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: var(--text-sm);
    font-family: inherit;
    background: var(--white);
    color: var(--gray-dark);
    transition: all 0.2s;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(26, 188, 245, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #b0b8c4;
}

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

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%236b7280' viewBox='0 0 24 24'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 16px;
    padding-right: 38px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-char-count {
    display: block;
    text-align: right;
    font-size: 0.75rem;
    color: var(--gray);
    margin-top: 6px;
}

/* ===== Actions ===== */
.form-actions {
    margin-top: 28px;
}

.contact-submit {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.contact-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ===== Feedback ===== */
.form-feedback {
    margin-top: 18px;
    padding: 14px 18px;
    border-radius: 12px;
    font-size: var(--text-sm);
    font-weight: 600;
}

.form-feedback--success {
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
    border: 2px solid rgba(34, 197, 94, 0.25);
}

.form-feedback--error {
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
    border: 2px solid rgba(239, 68, 68, 0.25);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
}