/* ===== 변수 & 리셋 ===== */
:root {
    --primary: #8B6F47;
    --primary-dark: #6B5535;
    --primary-light: #D4C5A9;
    --accent: #C4956A;
    --bg: #FAF8F5;
    --bg-warm: #F5F0E8;
    --text: #3D3228;
    --text-light: #7A6F63;
    --white: #FFFFFF;
    --shadow: 0 2px 16px rgba(61, 50, 40, 0.08);
    --shadow-hover: 0 8px 32px rgba(61, 50, 40, 0.12);
    --radius: 12px;
    --transition: 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

/* ===== 공통 ===== */
.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text);
}

.section-desc {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 48px;
    font-size: 1.05rem;
}

.btn {
    display: inline-block;
    padding: 14px 36px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.hidden {
    display: none !important;
}

.required {
    color: #D4644A;
}

/* ===== 네비게이션 ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 248, 245, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(139, 111, 71, 0.1);
}

.nav-container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--primary);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== 히어로 ===== */
.hero {
    position: relative;
    height: 520px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #8B6F47 0%, #6B5535 50%, #4A3A25 100%);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><circle cx="200" cy="300" r="150" fill="rgba(255,255,255,0.03)"/><circle cx="900" cy="200" r="200" fill="rgba(255,255,255,0.02)"/><circle cx="600" cy="450" r="100" fill="rgba(255,255,255,0.04)"/></svg>');
    background-size: cover;
}

.hero-content {
    position: relative;
    text-align: center;
    color: var(--white);
    padding: 0 24px;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.hero-content p {
    font-size: 1.2rem;
    opacity: 0.85;
    margin-bottom: 32px;
}

/* ===== 카페 소개 ===== */
.about-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 48px;
}

.about-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px 20px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.about-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.about-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.about-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--primary);
}

.about-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* ===== 갤러리 ===== */
.gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    border-radius: var(--radius);
    overflow: hidden;
    aspect-ratio: 4/3;
}

.gallery-placeholder {
    width: 100%;
    height: 100%;
    background: var(--bg-warm);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 2px dashed var(--primary-light);
    border-radius: var(--radius);
    transition: var(--transition);
}

.gallery-placeholder:hover {
    background: var(--primary-light);
}

.gallery-placeholder span {
    font-size: 3rem;
    margin-bottom: 8px;
}

.gallery-placeholder p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ===== 메뉴 ===== */
.menu {
    background: var(--bg-warm);
}

.menu-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 36px;
}

.menu-tab {
    padding: 10px 28px;
    border-radius: 24px;
    border: 2px solid var(--primary-light);
    background: var(--white);
    color: var(--text-light);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.menu-tab.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.menu-tab:hover:not(.active) {
    border-color: var(--primary);
    color: var(--primary);
}

.menu-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.menu-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--white);
    padding: 20px 24px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.menu-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.menu-item h4 {
    font-size: 1.05rem;
    margin-bottom: 4px;
}

.menu-item p {
    font-size: 0.85rem;
    color: var(--text-light);
}

.menu-price {
    background: var(--bg-warm);
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
}

/* ===== 예약 폼 ===== */
.reservation-form {
    max-width: 700px;
    margin: 0 auto;
    background: var(--white);
    padding: 48px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

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

.form-group.full-width {
    margin-bottom: 20px;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    border: 1.5px solid #E0D8CE;
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--text);
    background: var(--bg);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(139, 111, 71, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #B8AFA4;
}

.btn-submit {
    width: 100%;
    padding: 16px;
    font-size: 1.1rem;
    margin-top: 8px;
}

.btn-submit:disabled {
    background: #B8AFA4;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ===== 모달 ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--white);
    border-radius: var(--radius);
    padding: 48px;
    text-align: center;
    max-width: 420px;
    width: 90%;
    transform: scale(0.9);
    transition: var(--transition);
}

.modal-overlay.show .modal {
    transform: scale(1);
}

.modal-icon {
    font-size: 3.5rem;
    margin-bottom: 16px;
}

.modal h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.modal p {
    color: var(--text-light);
    margin-bottom: 28px;
    font-size: 0.95rem;
}

/* ===== 푸터 ===== */
.footer {
    background: var(--text);
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    padding: 24px 0;
    font-size: 0.9rem;
}

/* ===== 반응형 ===== */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px 24px;
        gap: 16px;
        box-shadow: var(--shadow);
    }

    .nav-links.open {
        display: flex;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        height: 400px;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .about-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .gallery {
        grid-template-columns: 1fr;
    }

    .menu-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .reservation-form {
        padding: 28px 20px;
    }

    .section {
        padding: 56px 0;
    }
}

@media (max-width: 480px) {
    .about-grid {
        grid-template-columns: 1fr;
    }

    .hero-content h1 {
        font-size: 1.6rem;
    }
}