/* ════════════════════════════════════════
   삼우GX 센터  — Modern Redesign 2025
   ════════════════════════════════════════ */

/* ── 0. 변수 ─────────────────────────────── */
:root {
    --navy:    #0d1b3e;
    --indigo:  #4f46e5;
    --violet:  #7c3aed;
    --pink:    #ec4899;
    --cyan:    #06b6d4;
    --green:   #10b981;
    --amber:   #f59e0b;
    --danger:  #ef4444;

    --grad-main:    linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #ec4899 100%);
    --grad-hero:    linear-gradient(135deg, rgba(79,70,229,.85) 0%, rgba(124,58,237,.75) 50%, rgba(236,72,153,.6) 100%);
    --grad-green:   linear-gradient(135deg, #10b981, #06b6d4);
    --grad-amber:   linear-gradient(135deg, #f59e0b, #ef4444);
    --grad-card:    linear-gradient(135deg, rgba(79,70,229,.06), rgba(124,58,237,.04));

    --bg:      #f5f7ff;
    --surface: #ffffff;
    --text:    #1e293b;
    --muted:   #64748b;
    --border:  rgba(79,70,229,.12);

    --radius-sm: 10px;
    --radius:    18px;
    --radius-lg: 28px;

    --shadow-sm: 0 2px 8px rgba(79,70,229,.08);
    --shadow:    0 8px 32px rgba(79,70,229,.12);
    --shadow-lg: 0 20px 60px rgba(79,70,229,.18);

    --transition: .3s cubic-bezier(.4,0,.2,1);
}

/* ── 1. 기본 ─────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Noto Sans KR', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
}

/* 메쉬 그라디언트 배경 */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 10% 20%, rgba(79,70,229,.07) 0%, transparent 70%),
        radial-gradient(ellipse 50% 60% at 90% 80%, rgba(236,72,153,.06) 0%, transparent 70%),
        radial-gradient(ellipse 40% 40% at 50% 50%, rgba(6,182,212,.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

a { color: var(--indigo); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--violet); }

/* ── 2. 헤더 ─────────────────────────────── */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    background: rgba(255,255,255,.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(79,70,229,.1);
    transition: box-shadow var(--transition);
}
header.scrolled { box-shadow: 0 4px 24px rgba(79,70,229,.12); }

/* 1줄: 로고 + 관리 버튼 영역 */
.header-top {
    height: 54px;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

/* 로고 그라디언트 */
header h1 a {
    font-size: 1.35rem;
    font-weight: 900;
    background: var(--grad-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -.5px;
    white-space: nowrap;
}

/* 관리 버튼 그룹 — 모바일에서 숨김 */
.header-admin {
    display: none;
    align-items: center;
    gap: 6px;
    flex-wrap: nowrap;
}

/* 2줄: 일반 네비게이션 — 모바일에서 숨김 */
header .desktop-nav {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 0 24px;
    height: 42px;
    border-top: 1px solid rgba(79,70,229,.07);
    background: rgba(248,249,255,.7);
}
header .desktop-nav > a {
    padding: 6px 13px;
    font-weight: 600;
    font-size: .88rem;
    color: var(--text);
    border-radius: var(--radius-sm);
    white-space: nowrap;
    transition: background var(--transition), color var(--transition);
}
header .desktop-nav > a:hover {
    background: rgba(79,70,229,.08);
    color: var(--indigo);
}

/* 관리자 뱃지 버튼 */
.admin-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-weight: 700;
    font-size: .8rem;
    padding: 6px 12px;
    border-radius: 50px;
    color: #fff !important;
    white-space: nowrap;
    transition: transform var(--transition), box-shadow var(--transition);
}
.admin-link:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,0,0,.2); }
.admin-member   { background: var(--grad-green); }
.admin-schedule { background: var(--grad-amber); color: #fff !important; }
.admin-teacher  { background: linear-gradient(135deg,#06b6d4,#4f46e5); }
.admin-survey   { background: linear-gradient(135deg,#22c55e,#16a34a); }
.admin-logout   { background: linear-gradient(135deg,#ef4444,#ec4899); }

.admin-login-button {
    background: var(--grad-main);
    color: #fff !important;
    padding: 7px 18px;
    border-radius: 50px;
    font-weight: 700;
    font-size: .88rem;
    white-space: nowrap;
    transition: transform var(--transition), box-shadow var(--transition);
}
.admin-login-button:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(79,70,229,.35); }

/* 햄버거 */
.menu-btn {
    display: block;
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
    z-index: 1002;
    flex-shrink: 0;
}
.menu-btn .icon {
    display: block;
    width: 26px; height: 2.5px;
    background: var(--indigo);
    margin: 5px 0;
    border-radius: 2px;
    transition: all .35s;
}
.menu-btn.active .icon:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.menu-btn.active .icon:nth-child(2) { opacity: 0; transform: scaleX(0); }
.menu-btn.active .icon:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* 모바일 nav */
.mobile-nav {
    display: block;
    position: absolute;
    top: 54px; left: 0;
    width: 100%;
    background: rgba(255,255,255,.97);
    backdrop-filter: blur(20px);
    text-align: center;
    padding: 8px 0 16px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 12px 30px rgba(79,70,229,.1);
    transform: translateY(-115%);
    opacity: 0;
    transition: transform .4s cubic-bezier(.4,0,.2,1), opacity .3s;
    z-index: 999;
}
.mobile-nav.active { transform: translateY(0); opacity: 1; }
.mobile-nav a {
    display: block;
    color: var(--text);
    padding: 13px 0;
    font-weight: 600;
    border-bottom: 1px solid rgba(79,70,229,.06);
}
.mobile-nav .mobile-admin-menu {
    padding: 14px 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* ── 3. 히어로 ───────────────────────────── */
.hero {
    position: relative;
    height: 88vh;
    min-height: 520px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hero-video {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    filter: brightness(.45) saturate(1.2);
    transform: scale(1.05);
    z-index: 1;
    transition: transform 8s ease-out;
}
.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--grad-hero);
    z-index: 2;
}

/* 플로팅 원 장식 */
.hero-orbs {
    position: absolute;
    inset: 0;
    z-index: 3;
    pointer-events: none;
    overflow: hidden;
}
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: .35;
    animation: floatOrb linear infinite;
}
.orb-1 { width: 400px; height: 400px; background: #7c3aed; top: -80px; left: -80px; animation-duration: 18s; }
.orb-2 { width: 300px; height: 300px; background: #ec4899; bottom: -60px; right: -60px; animation-duration: 22s; animation-delay: -8s; }
.orb-3 { width: 200px; height: 200px; background: #06b6d4; top: 40%; left: 60%; animation-duration: 14s; animation-delay: -4s; }

@keyframes floatOrb {
    0%   { transform: translate(0,0) scale(1); }
    33%  { transform: translate(30px,-20px) scale(1.1); }
    66%  { transform: translate(-20px,30px) scale(.95); }
    100% { transform: translate(0,0) scale(1); }
}

.hero-content {
    position: relative;
    z-index: 4;
    text-align: center;
    padding: 0 24px;
    color: #fff;
}

/* 히어로 텍스트 */
.hero-eyebrow {
    display: inline-block;
    font-size: .88rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    padding: 6px 20px;
    border: 1px solid rgba(255,255,255,.4);
    border-radius: 50px;
    background: rgba(255,255,255,.1);
    backdrop-filter: blur(8px);
    margin-bottom: 22px;
    animation: fadeInDown .8s ease both;
}
.hero-title {
    font-size: clamp(2.4rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: 20px;
    animation: fadeInUp .9s .15s ease both;
}
.hero-title .highlight {
    display: inline-block;
    background: linear-gradient(135deg, #a5f3fc, #f9a8d4, #c4b5fd);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s ease infinite;
    background-size: 200% auto;
}
@keyframes shimmer {
    0%   { background-position: 0% center; }
    50%  { background-position: 100% center; }
    100% { background-position: 0% center; }
}
.hero-sub {
    font-size: clamp(1rem, 2vw, 1.25rem);
    opacity: .88;
    margin-bottom: 38px;
    font-weight: 400;
    animation: fadeInUp .9s .3s ease both;
}
.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    background: #fff;
    color: var(--indigo) !important;
    font-weight: 800;
    font-size: 1.05rem;
    border-radius: 50px;
    box-shadow: 0 8px 32px rgba(0,0,0,.25);
    transition: transform var(--transition), box-shadow var(--transition);
    animation: fadeInUp .9s .45s ease both;
}
.hero-cta:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 16px 48px rgba(0,0,0,.3);
    color: var(--violet) !important;
}

/* 스크롤 힌트 */
.scroll-hint {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,.6);
    font-size: .78rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: fadeIn 1s 1s both;
}
.scroll-hint .mouse {
    width: 22px; height: 34px;
    border: 2px solid rgba(255,255,255,.5);
    border-radius: 12px;
    display: flex;
    justify-content: center;
    padding-top: 5px;
}
.scroll-hint .wheel {
    width: 3px; height: 7px;
    background: rgba(255,255,255,.7);
    border-radius: 2px;
    animation: scrollWheel 1.5s ease infinite;
}
@keyframes scrollWheel {
    0%   { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(8px); opacity: 0; }
}

/* ── 4. 섹션 공통 ─────────────────────────── */
.section {
    background: var(--surface);
    padding: 70px 48px;
    margin-bottom: 28px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid rgba(255,255,255,.8);
    position: relative;
    overflow: hidden;
}
.section::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 4px;
    background: var(--grad-main);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

/* 섹션 헤딩 */
.section h2 {
    text-align: center;
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 900;
    margin-bottom: 12px;
    letter-spacing: -1px;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
    background: var(--grad-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.section h2::after {
    content: '';
    display: block;
    width: 60px; height: 4px;
    background: var(--grad-main);
    border-radius: 2px;
    margin: 10px auto 0;
    -webkit-text-fill-color: initial;
}

.section-description {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px;
    color: var(--muted);
    font-size: 1.05rem;
    line-height: 1.8;
}

/* 스크롤 reveal */
.reveal {
    opacity: 0;
    transform: translateY(36px);
    transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* ── 5. 센터 소개 ─────────────────────────── */
.feature-list { margin: 48px 0; }
.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    margin-bottom: 28px;
    padding: 24px;
    border-radius: var(--radius);
    background: var(--grad-card);
    border: 1px solid var(--border);
    transition: transform var(--transition), box-shadow var(--transition);
}
.feature-item:hover {
    transform: translateX(6px);
    box-shadow: var(--shadow-sm);
}
.feature-icon {
    width: 52px; height: 52px;
    border-radius: 14px;
    background: var(--grad-main);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #fff;
    flex-shrink: 0;
    box-shadow: 0 6px 20px rgba(79,70,229,.3);
}
.feature-text h3 {
    margin: 0 0 6px;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--navy);
}
.feature-text p { margin: 0; color: var(--muted); }

/* 사진 그리드 */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
    margin-top: 40px;
}
.photo-grid img {
    width: 100%; height: 210px;
    object-fit: cover;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    transition: transform .4s ease, box-shadow .4s ease;
}
.photo-grid img:hover {
    transform: scale(1.04) translateY(-4px);
    box-shadow: var(--shadow);
}

/* 무료 체험 박스 */
.info-box {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 22px 28px;
    margin-top: 40px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 1.05rem;
}
.info-box i { font-size: 1.6rem; }
.trial-box {
    background: linear-gradient(135deg, #fef9c3, #fde68a);
    color: #78350f;
    border: 1px solid #fbbf24;
    box-shadow: 0 4px 20px rgba(251,191,36,.2);
}

/* ── 6. 프로그램 카드 ─────────────────────── */
.program-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}
.program-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 28px;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition);
}
.program-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 3px;
    background: var(--grad-main);
    border-radius: var(--radius) var(--radius) 0 0;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .4s ease;
}
.program-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.program-card:hover::before { transform: scaleX(1); }

.program-card h3 {
    margin: 0 0 4px;
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--navy);
}
.program-card .instructor {
    font-weight: 700;
    font-size: .9rem;
    letter-spacing: .5px;
    margin-bottom: 14px;
    background: var(--grad-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.program-card p {
    flex-grow: 1;
    margin: 0 0 22px;
    color: var(--muted);
    font-size: .95rem;
    line-height: 1.75;
}
.apply-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: var(--grad-main);
    color: #fff !important;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 700;
    font-size: .95rem;
    transition: transform var(--transition), box-shadow var(--transition);
    box-shadow: 0 4px 16px rgba(79,70,229,.25);
}
.apply-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(79,70,229,.35);
    color: #fff !important;
}

/* ── 7. 강사 카드 ─────────────────────────── */
.trainer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 28px;
}
.trainer-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 32px 24px 24px;
    text-align: center;
    border: 1px solid var(--border);
    transition: transform var(--transition), box-shadow var(--transition);
    color: var(--text);
    position: relative;
    overflow: hidden;
}
.trainer-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--grad-main);
    opacity: 0;
    transition: opacity .3s;
    z-index: 0;
}
.trainer-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-lg);
    color: #fff;
}
.trainer-card:hover::after { opacity: 1; }
.trainer-card > * { position: relative; z-index: 1; }

.trainer-card img {
    width: 110px; height: 110px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 16px;
    border: 4px solid transparent;
    background-clip: padding-box;
    box-shadow: 0 0 0 3px rgba(79,70,229,.25);
    transition: box-shadow .3s;
}
.trainer-card:hover img {
    box-shadow: 0 0 0 3px rgba(255,255,255,.6);
}
.trainer-info strong {
    display: block;
    font-size: 1.1rem;
    font-weight: 800;
}
.trainer-info span {
    font-size: .88rem;
    color: var(--muted);
    transition: color .3s;
}
.trainer-card:hover .trainer-info span { color: rgba(255,255,255,.8); }

/* ── 8. 시간표 ───────────────────────────── */
.timetable-wrapper {
    overflow-x: auto;
    border-radius: var(--radius);
}
.gx-timetable {
    width: 100%;
    border-collapse: collapse;
    font-size: .93rem;
}
.gx-timetable th {
    background: var(--grad-main);
    color: #fff;
    padding: 14px 10px;
    font-weight: 700;
    letter-spacing: .5px;
}
.gx-timetable th:first-child { border-radius: var(--radius-sm) 0 0 0; }
.gx-timetable th:last-child  { border-radius: 0 var(--radius-sm) 0 0; }
.gx-timetable td {
    border: 1px solid rgba(79,70,229,.08);
    padding: 10px;
    text-align: center;
    min-width: 100px;
    vertical-align: middle;
}
.gx-timetable .time-slot {
    font-weight: 700;
    color: var(--indigo);
    background: rgba(79,70,229,.04);
    font-size: .88rem;
}
.class-cell {
    background: linear-gradient(135deg, rgba(79,70,229,.06), rgba(124,58,237,.04));
    transition: background var(--transition);
}
.class-cell.clickable { cursor: pointer; }
.class-cell.clickable:hover {
    background: linear-gradient(135deg, rgba(79,70,229,.14), rgba(124,58,237,.1));
}
.class-link { color: inherit; display: block; padding: 4px; }
.class-link .class-name { font-weight: 700; color: var(--navy); }
.class-link .teacher-name { font-size: .85em; color: var(--muted); }
.student-count-badge {
    position: absolute;
    top: 5px; right: 5px;
    background: var(--grad-main);
    color: #fff;
    width: 22px; height: 22px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: .75em; font-weight: 700;
    box-shadow: 0 2px 8px rgba(79,70,229,.35);
}

/* 로딩 스피너 */
.loading-spinner {
    width: 44px; height: 44px;
    border: 3px solid rgba(79,70,229,.15);
    border-top-color: var(--indigo);
    border-radius: 50%;
    animation: spin .9s linear infinite;
    margin: 30px auto;
}
@keyframes spin { to { transform: rotate(360deg); } }
.timetable-wrapper p { text-align: center; color: var(--muted); }
.error-message {
    padding: 20px; border-radius: var(--radius);
    background: #fef2f2; color: #dc2626; font-weight: 700; text-align: center;
}

/* ── 9. 대관 안내 ─────────────────────────── */
.special-offer-box {
    background: var(--grad-amber);
    color: #fff;
    padding: 36px;
    border-radius: var(--radius);
    text-align: center;
    margin: 40px 0;
    box-shadow: 0 8px 32px rgba(245,158,11,.3);
    position: relative;
    overflow: hidden;
}
.special-offer-box::before {
    content: '🎁';
    position: absolute;
    font-size: 8rem;
    opacity: .08;
    right: -10px; top: -20px;
    transform: rotate(15deg);
}
.special-offer-box .icon { font-size: 2.8rem; margin-bottom: 10px; }
.special-offer-box h3 {
    margin: 0;
    font-size: 1.9rem;
    font-weight: 900;
    text-shadow: 0 2px 8px rgba(0,0,0,.15);
}

.rental-guide-box {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 18px;
}
.guide-item {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    padding: 22px;
    border-radius: var(--radius);
    background: var(--grad-card);
    border: 1px solid var(--border);
    transition: transform var(--transition), box-shadow var(--transition);
}
.guide-item:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.guide-icon {
    width: 42px; height: 42px;
    border-radius: 12px;
    background: var(--grad-main);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.15rem;
    color: #fff;
    flex-shrink: 0;
    box-shadow: 0 4px 14px rgba(79,70,229,.25);
}
.guide-text h4 { margin: 0 0 5px; font-weight: 700; color: var(--navy); }
.guide-text p  { margin: 0; color: var(--muted); font-size: .93rem; }
.guide-contact { grid-column: 1 / -1; text-align: center; margin-top: 16px; display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ── 10. FAQ ──────────────────────────────── */
.faq-container {
    max-width: 760px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.faq-item {
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: box-shadow var(--transition);
}
.faq-item:hover { box-shadow: var(--shadow-sm); }
.faq-item.active { border-color: rgba(79,70,229,.25); }
.faq-question {
    width: 100%;
    background: var(--surface);
    border: none;
    text-align: left;
    padding: 20px 24px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text);
    transition: background var(--transition);
}
.faq-item.active .faq-question {
    background: linear-gradient(135deg, rgba(79,70,229,.06), rgba(124,58,237,.04));
    color: var(--indigo);
}
.faq-question i {
    font-size: .85rem;
    color: var(--indigo);
    transition: transform .35s ease;
}
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height .45s cubic-bezier(.4,0,.2,1);
}
.faq-answer p {
    padding: 0 24px 20px;
    margin: 0;
    color: var(--muted);
    line-height: 1.8;
}

/* ── 11. 오시는 길 ────────────────────────── */
.parking-info-box {
    background: var(--grad-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    margin: 40px 0;
}
.parking-info-box h3 {
    text-align: center;
    margin: 0 0 24px;
    font-size: 1.4rem;
    font-weight: 800;
    background: var(--grad-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}
.parking-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.parking-option {
    border: 1px solid var(--border);
    padding: 22px;
    border-radius: var(--radius);
    background: var(--surface);
    transition: transform var(--transition), box-shadow var(--transition);
}
.parking-option:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.parking-option h4 {
    margin: 0 0 10px;
    font-size: 1.1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}
.parking-label {
    font-size: .76rem; font-weight: 700;
    padding: 3px 10px; border-radius: 50px; color: #fff;
}
.parking-label.building { background: var(--grad-main); }
.parking-label.public   { background: var(--grad-green); }
.parking-option p { margin: 5px 0 0; color: var(--muted); font-size: .92rem; }
.parking-option .map-link-btn {
    display: inline-flex; align-items: center; gap: 6px;
    margin-top: 14px; padding: 8px 16px;
    background: var(--grad-main); color: #fff !important;
    border-radius: 50px; font-size: .88rem; font-weight: 700;
    transition: transform var(--transition), box-shadow var(--transition);
}
.parking-option .map-link-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(79,70,229,.3);
}

.contact-details {
    text-align: center;
    margin-top: 36px;
    line-height: 2;
    color: var(--muted);
}
.contact-details strong { color: var(--navy); }
.map-container { text-align: center; margin-top: 22px; }
.map-container img {
    width: 100%; max-width: 780px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.map-container p { margin-top: 10px; font-size: .92rem; color: var(--muted); }

/* ── 12. 푸터 ────────────────────────────── */
footer {
    background: var(--navy);
    background-image: var(--grad-main);
    background-blend-mode: overlay;
    color: rgba(255,255,255,.85);
    padding: 48px 24px;
    text-align: center;
    font-size: .92rem;
    margin-top: 32px;
    position: relative;
    overflow: hidden;
}
footer::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(13,27,62,.9), rgba(79,70,229,.4));
}
footer > * { position: relative; z-index: 1; }

/* ── 13. 로그인 모달 ─────────────────────── */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    inset: 0;
    background: rgba(13,27,62,.65);
    backdrop-filter: blur(8px);
    justify-content: center;
    align-items: center;
}
.modal-content {
    background: var(--surface);
    padding: 40px 36px;
    width: 90%;
    max-width: 400px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    position: relative;
    border: 1px solid var(--border);
    animation: modalIn .35s cubic-bezier(.34,1.56,.64,1) both;
}
@keyframes modalIn {
    from { opacity: 0; transform: scale(.9) translateY(20px); }
    to   { opacity: 1; transform: scale(1) translateY(0); }
}
.modal-content h2 {
    margin: 0 0 24px;
    font-size: 1.5rem;
    font-weight: 900;
    background: var(--grad-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.close-btn {
    position: absolute;
    top: 14px; right: 20px;
    font-size: 24px;
    color: var(--muted);
    cursor: pointer;
    line-height: 1;
    transition: color var(--transition), transform var(--transition);
}
.close-btn:hover { color: var(--text); transform: scale(1.2); }
.modal-content input[type="text"],
.modal-content input[type="password"] {
    width: 100%;
    padding: 13px 16px;
    margin: 7px 0;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-family: inherit;
    background: var(--bg);
    transition: border-color var(--transition), box-shadow var(--transition);
    box-sizing: border-box;
}
.modal-content input:focus {
    outline: none;
    border-color: var(--indigo);
    box-shadow: 0 0 0 3px rgba(79,70,229,.12);
}
.modal-content button[type="submit"] {
    width: 100%;
    padding: 14px;
    margin-top: 10px;
    background: var(--grad-main);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition);
    font-family: inherit;
}
.modal-content button[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(79,70,229,.35);
}
#login-error {
    color: var(--danger);
    font-size: .88rem;
    margin-top: 10px;
    text-align: center;
    min-height: 1.2em;
    font-weight: 600;
}

/* ── 14. 키프레임 ─────────────────────────── */
@keyframes fadeIn     { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeInUp   { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInDown { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }

/* ── 15. 반응형 ──────────────────────────── */
@media (min-width: 992px) {
    .header-top { padding: 0 48px; }
    .header-admin { display: flex; }
    .menu-btn { display: none; }
    .mobile-nav { display: none !important; }
    header .desktop-nav { display: flex; padding: 0 48px; }
    .section { padding: 80px 60px; }
    .parking-grid { grid-template-columns: 1fr 1fr; }
    .hero-title { letter-spacing: -2px; }
}

@media (max-width: 600px) {
    .section { padding: 40px 22px; }
    .feature-item { flex-direction: column; }
    .program-grid { grid-template-columns: 1fr; }
}