/* ==========================================================================
   Page Hero
   ========================================================================== */
.page-hero {
    position: relative;
    height: 55vh;
    min-height: 380px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.page-hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    z-index: 0;
}

.page-hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.78);
}

.contact-hero-bg {
    background-image: url('images/contact-hero.webp');
    background-position: center 40%;
}

.page-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    animation: heroFadeIn 1s ease-out both;
}

.page-hero-label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.4em;
    color: var(--color-accent);
    margin-bottom: 1.25rem;
}

.page-hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.25rem, 5vw, 4rem);
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 0.06em;
    line-height: 1.2;
    margin-bottom: 0.875rem;
}

.page-hero-en {
    font-size: clamp(0.875rem, 1.5vw, 1.0625rem);
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.3em;
    font-weight: 300;
}

/* ==========================================================================
   Contact Page Layout
   ========================================================================== */
.contact-page {
    padding: 7rem 0 9rem;
    background: var(--color-bg);
}

.contact-page-inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 6rem;
    align-items: start;
}

/* ==========================================================================
   Contact Info (aside)
   ========================================================================== */
.contact-info {
    position: sticky;
    top: 7rem;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.contact-info-block {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.contact-info-label {
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.35em;
    color: var(--color-accent);
}

.contact-info-value {
    font-size: 0.9375rem;
    color: var(--color-text);
    line-height: 1.7;
    letter-spacing: 0.02em;
}

a.contact-info-value {
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0.2rem;
    align-self: flex-start;
    transition: border-color var(--transition-base), color var(--transition-base);
}

a.contact-info-value:hover {
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.contact-info-note {
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    font-size: 0.875rem;
    line-height: 2;
    color: var(--color-text-light);
    letter-spacing: 0.04em;
}

/* ==========================================================================
   Form
   ========================================================================== */
.contact-form-wrap {
    min-width: 0;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.form-label {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-text);
    letter-spacing: 0.04em;
}

.form-required {
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
    padding: 0.1rem 0.45rem;
}

.form-input {
    width: 100%;
    padding: 0.9375rem 1.125rem;
    font-size: 0.9375rem;
    font-family: var(--font-primary);
    color: var(--color-text);
    background: var(--color-bg-alt);
    border: 1px solid transparent;
    outline: none;
    transition: border-color var(--transition-base), background var(--transition-base);
    -webkit-appearance: none;
    appearance: none;
}

.form-input::placeholder {
    color: var(--color-text-lighter);
}

.form-input:focus {
    border-color: var(--color-accent);
    background: #ffffff;
}

.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23999' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1.125rem center;
    cursor: pointer;
}

.form-textarea {
    resize: vertical;
    min-height: 160px;
    line-height: 1.8;
}

/* Error state */
.form-error {
    display: none;
    font-size: 0.75rem;
    color: #c0392b;
    letter-spacing: 0.04em;
}

.form-group.has-error .form-input {
    border-color: #c0392b;
}

.form-group.has-error .form-error {
    display: block;
}

/* Submit button */
.form-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.875rem;
    padding: 1.125rem 3.5rem;
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    font-family: var(--font-primary);
    color: #ffffff;
    background: var(--color-primary);
    border: none;
    cursor: pointer;
    align-self: flex-start;
    transition: background var(--transition-base), transform var(--transition-base);
}

.form-submit-arrow {
    transition: transform var(--transition-base);
}

.form-submit:hover {
    background: var(--color-accent);
}

.form-submit:hover .form-submit-arrow {
    transform: translateX(5px);
}

/* ==========================================================================
   Success message
   ========================================================================== */
[hidden] { display: none !important; }

.form-success {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 5rem 2rem;
    gap: 1.25rem;
    color: var(--color-accent);
}

.form-success-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 0.06em;
}

.form-success-text {
    font-size: 0.9375rem;
    line-height: 2;
    color: var(--color-text-light);
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1024px) {
    .contact-page-inner {
        grid-template-columns: 220px 1fr;
        gap: 4rem;
    }
}

@media (max-width: 768px) {
    .contact-page {
        padding: 4rem 0 6rem;
    }

    .contact-page-inner {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .contact-info {
        position: static;
        flex-direction: row;
        flex-wrap: wrap;
        gap: 2rem;
        padding-bottom: 2.5rem;
        border-bottom: 1px solid var(--color-border);
    }

    .contact-info-note {
        width: 100%;
        padding-top: 0;
        border-top: none;
    }

    .form-submit {
        width: 100%;
        justify-content: center;
    }
}