:root {
    --border: rgba(var(--text-rgb), 0.1);
    --text-1: var(--text);
    --text-2: var(--accent-hover);
    --text-3: var(--text-muted);
}

body {
    font-family: 'Noto Sans KR', 'Inter', -apple-system, sans-serif;
    background: var(--bg);
}

.container { padding-left: 24px; padding-right: 24px; }

/* ── HERO ─────────────────────────────────────── */
.ab-hero {
    position: relative;
    min-height: 65vh;
    display: flex;
    align-items: flex-end;
    padding: 0;
    border-bottom: 1px solid var(--border);
    overflow: hidden;
    margin-top: -68px;
}
.ab-hero-bg {
    position: absolute;
    inset: 0;
    background: url('/src/img/web/bg_1.jpeg') center center / cover no-repeat;
}
.ab-hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(var(--text-rgb), 0.5);
}
.ab-hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
    padding: 61px 0 55px;
}
.ab-hero-label {
    font-size: var(--fs-12);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--bg);
    margin-bottom: 20px;
}
.ab-hero-title {
    font-family: 'Noto Sans KR', sans-serif;
    font-size: clamp(var(--fs-32), 5vw, 4rem);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
    color: var(--bg);
    margin-bottom: 28px;
}
.ab-hero-title em { font-style: normal; color: var(--bg); }
.ab-hero-desc {
    font-size: var(--fs-16);
    font-weight: 400;
    line-height: 1.9;
    color: var(--bg);
    max-width: 560px;
    word-break: keep-all;
}

/* ── SECTION COMMON ───────────────────────────── */
.ab-section {
    padding: 80px 0;
    border-bottom: 1px solid var(--border);
    scroll-margin-top: 88px;
}
.ab-section--no-border { border-bottom: none; }
.ab-full-divider {
    border: none;
    border-top: 1px solid var(--border);
    margin: 0;
    width: 100vw;
    position: relative;
    left: 50%;
    transform: translateX(-50%);
}
.ab-section-label {
    font-size: var(--fs-12);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--danger);
    margin-bottom: 16px;
}
.ab-section-title {
    font-family: 'Noto Sans KR', sans-serif;
    font-size: clamp(var(--fs-22), 3vw, var(--fs-32));
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: -0.01em;
    margin-bottom: 24px;
}
.ab-section-body {
    font-size: var(--fs-16);
    line-height: 1.9;
    color: var(--text);
    word-break: keep-all;
}

/* ── PHILOSOPHY ──────────────────────────────── */
.ab-phil-cols {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: stretch;
    margin-top: 40px;
}
.ab-phil-left {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding-top: 28px;
    padding-bottom: 28px;
}
.ab-phil-grid {
    display: flex;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--border);
    border-left: none;
}
.ab-phil-item {
    padding: 28px 0;
    border-bottom: 1px solid var(--border);
}
.ab-phil-text {
    margin-top: 40px;
    max-width: 600px;
}
.ab-phil-text p {
    font-size: var(--fs-16);
    line-height: 2.0;
    color: var(--text);
    margin-bottom: 28px;
    word-break: keep-all;
}
.ab-phil-text p:last-child { margin-bottom: 0; }
.ab-phil-num {
    display: block;
    font-size: var(--fs-28);
    font-weight: 700;
    color: var(--text);
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}
.ab-phil-name {
    font-family: 'Noto Sans KR', sans-serif;
    font-size: var(--fs-16);
    font-weight: 700;
    margin-bottom: 12px;
}
.ab-phil-desc {
    font-size: var(--fs-14);
    line-height: 1.8;
    color: var(--text);
    word-break: keep-all;
    margin: 0;
}

/* ── STUDIO TOOLS ─────────────────────────────── */
.ab-tools-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 48px;
}
.ab-tool-card {
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 36px 32px;
    text-decoration: none;
    color: inherit;
    display: flex;
    gap: 24px;
    align-items: flex-start;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.ab-tool-card:hover {
    border-color: var(--danger);
    box-shadow: 0 4px 20px rgba(var(--text-rgb), 0.06);
    color: inherit;
}
.ab-tool-icon { flex-shrink: 0; opacity: 0.7; }
.ab-tool-card:hover .ab-tool-icon { opacity: 1; }
.ab-tool-name {
    font-family: 'Noto Sans KR', sans-serif;
    font-size: var(--fs-16);
    font-weight: 700;
    margin-bottom: 8px;
}
.ab-tool-desc {
    font-size: var(--fs-14);
    line-height: 1.8;
    color: var(--text);
    margin: 0;
    word-break: keep-all;
}

/* ── INFO ─────────────────────────────────────── */
.ab-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border-top: 1px solid var(--border);
    margin-top: 48px;
}
.ab-info-item {
    padding: 32px 0 32px;
    border-bottom: 1px solid var(--border);
    padding-right: 32px;
}
.ab-info-label {
    font-size: var(--fs-12);
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 10px;
}
.ab-info-value {
    font-size: var(--fs-16);
    font-weight: 500;
    line-height: 1.6;
    color: var(--text);
    margin: 0;
}
.ab-info-value a { color: inherit; text-decoration: none; }
.ab-info-value a:hover { color: var(--danger); }

/* ── FULL-WIDTH BOXES ────────────────────────── */
.ab-contact-box,
.ab-phil-box,
.ab-studio-box {
    background: var(--bg);
    padding: 80px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    scroll-margin-top: 88px;
}

/* ── CONTACT ─────────────────────────────────── */
.ab-contact-cols {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    margin-top: 40px;
    margin-bottom: 40px;
}
.ab-contact-map {
    height: 280px;
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid var(--border);
}
.ab-contact-dl {
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--border);
}
.ab-contact-row {
    display: grid;
    grid-template-columns: 72px 1fr;
    gap: 16px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
}
.ab-contact-row dt {
    font-size: var(--fs-12);
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    padding-top: 2px;
}
.ab-contact-row dd {
    font-size: var(--fs-16);
    color: var(--text);
    margin: 0;
    line-height: 1.6;
}
.ab-contact-row dd a { color: inherit; text-decoration: none; }
.ab-contact-row dd a:hover { color: var(--danger); }

.ab-contact-btn {
    display: inline-flex; align-items: center; gap: 8px;
    margin-top: 24px;
    height: 40px; padding: 0 20px;
    background: var(--danger); color: var(--bg); border: none;
    border-radius: 4px; font-family: inherit;
    font-size: var(--fs-14); font-weight: 600; cursor: pointer;
    transition: background .15s;
}
.ab-contact-btn:hover { background: var(--danger-hover); }

/* ── CONTACT MODAL ───────────────────────────── */
#contactModal .modal-content {
    border: none; border-radius: 8px;
    box-shadow: 0 8px 32px rgba(var(--text-rgb), 0.12);
}
#contactModal .modal-header {
    border-bottom: 1px solid var(--border);
    padding: 20px 24px 16px;
}
#contactModal .modal-title {
    font-family: 'Noto Sans KR', sans-serif;
    font-size: var(--fs-16); font-weight: 700;
}
#contactModal .modal-body { padding: 24px; }
.ct-field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 14px; min-width: 0; }
.ct-field label { font-size: var(--fs-12); font-weight: 700; color: var(--text-muted); letter-spacing: .03em; white-space: normal; overflow-wrap: break-word; }
.ct-field input, .ct-field textarea {
    border: 1px solid var(--border); border-radius: 4px;
    padding: 9px 12px; font-size: var(--fs-14);
    font-family: inherit; outline: none;
    transition: border-color .15s; resize: none;
}
.ct-field input:focus, .ct-field textarea:focus { border-color: var(--text); }
.ct-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ct-submit {
    width: 100%; height: 40px; margin-top: 4px;
    background: var(--danger); color: var(--bg); border: none;
    border-radius: 4px; font-family: inherit;
    font-size: var(--fs-14); font-weight: 600; cursor: pointer;
    transition: background .15s;
}
.ct-submit:hover { background: var(--danger-hover); }
.ct-submit:disabled { background: var(--text-muted); cursor: not-allowed; }
.ct-error {
    background: var(--danger-tint); border-left: 3px solid var(--danger);
    padding: 9px 12px; font-size: var(--fs-13); color: var(--danger);
    margin-bottom: 14px; border-radius: 2px;
}
.ct-success {
    text-align: center; padding: 32px 0 16px;
    font-size: var(--fs-16); color: var(--text); line-height: 1.8;
}
.ct-success strong { display: block; font-size: var(--fs-16); color: var(--text); margin-bottom: 8px; }

/* ── GALLERY ─────────────────────────────────── */
.ab-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 40px;
}
.ab-gallery-item {
    overflow: hidden;
    border-radius: 4px;
    aspect-ratio: 4 / 3;
}
.ab-gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.ab-gallery-item:hover img { transform: scale(1.04); }

/* ── RESPONSIVE ───────────────────────────────── */
@media (max-width: 900px) {
    .container { padding-left: 32px; padding-right: 32px; }
    .ab-info-grid { grid-template-columns: repeat(2, 1fr); }
    .ab-gallery { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .ab-hero   { padding: 64px 0 56px; }
    .ab-section { padding: 56px 0; }
    .ab-phil-cols { grid-template-columns: 1fr; gap: 40px; }
    .ab-phil-grid { grid-template-columns: 1fr; }
    .ab-tools-grid { grid-template-columns: 1fr; }
    .ab-info-grid { grid-template-columns: repeat(2, 1fr); }
    .ab-contact-cols { grid-template-columns: 1fr; }
    .ab-contact-map { height: 220px; }
    .ct-row-2 { grid-template-columns: 1fr; }
    #contactModal .modal-body { padding: 16px; }
}
@media (max-width: 640px) {
    .ab-gallery { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .ab-info-grid { grid-template-columns: 1fr; }
}