/* 현대아이티 스마트보드 렌탈 견적 - 스타일시트 */
/* Copyright 2026 Hyundai IT */

:root {
    --primary: #1a237e;
    --primary-light: #3949ab;
    --accent: #0d47a1;
    --bg: #f5f7fa;
    --card-bg: #ffffff;
    --text: #212121;
    --text-secondary: #616161;
    --border: #e0e0e0;
    --shadow: 0 2px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --radius: 12px;
    --blue: #1565c0;
    --green: #2e7d32;
    --red: #c62828;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    -webkit-tap-highlight-color: transparent;
}

/* 헤더 */
.header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.header-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-area img {
    height: 28px;
    filter: brightness(0) invert(1);
}

.logo-area h1 {
    font-size: 15px;
    font-weight: 700;
    letter-spacing: -0.3px;
    white-space: nowrap;
}

.header-badge {
    font-size: 11px;
    background: rgba(255,255,255,0.2);
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 500;
}

/* 탭 네비게이션 */
.tab-nav {
    display: flex;
    background: rgba(0,0,0,0.15);
}

.tab-btn {
    flex: 1;
    padding: 12px 0;
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    color: rgba(255,255,255,0.7);
    background: none;
    border: none;
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}

.tab-btn.active {
    color: white;
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 20%;
    width: 60%;
    height: 3px;
    background: white;
    border-radius: 3px 3px 0 0;
}

/* 메인 컨텐츠 */
.main {
    max-width: 600px;
    margin: 0 auto;
    padding: 16px;
    padding-bottom: 80px;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 선택 폼 */
.select-group {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    margin-bottom: 16px;
}

.select-group h2 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.select-group h2 .icon {
    width: 24px;
    height: 24px;
    background: var(--primary);
    color: white;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
}

.form-field {
    margin-bottom: 14px;
}

.form-field:last-child {
    margin-bottom: 0;
}

.form-field label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-field select {
    width: 100%;
    padding: 12px 40px 12px 14px;
    font-size: 15px;
    font-weight: 500;
    border: 2px solid var(--border);
    border-radius: 10px;
    background: white;
    color: var(--text);
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%23616161'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    cursor: pointer;
    transition: var(--transition);
}

.form-field select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 35, 126, 0.1);
}

.form-field select:disabled {
    background-color: #f5f5f5;
    color: #bdbdbd;
    cursor: not-allowed;
}

/* 카테고리 뱃지 */
.category-badges {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.category-badge {
    padding: 8px 16px;
    border-radius: 24px;
    font-size: 13px;
    font-weight: 600;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.category-badge[data-cat="인기기업형"] {
    background: #e3f2fd;
    color: var(--blue);
    border-color: #bbdefb;
}
.category-badge[data-cat="인기기업형"].active,
.category-badge[data-cat="인기기업형"]:active {
    background: var(--blue);
    color: white;
}

.category-badge[data-cat="저가형"] {
    background: #e8f5e9;
    color: var(--green);
    border-color: #c8e6c9;
}
.category-badge[data-cat="저가형"].active,
.category-badge[data-cat="저가형"]:active {
    background: var(--green);
    color: white;
}

.category-badge[data-cat="최신형"] {
    background: #ffebee;
    color: var(--red);
    border-color: #ffcdd2;
}
.category-badge[data-cat="최신형"].active,
.category-badge[data-cat="최신형"]:active {
    background: var(--red);
    color: white;
}

/* 결과 영역 */
.result-section {
    display: none;
    animation: fadeIn 0.4s ease;
}

.result-section.show {
    display: block;
}

.result-header {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    margin-bottom: 16px;
    text-align: center;
}

.result-product-name {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 4px;
}

.result-spec {
    font-size: 13px;
    color: var(--text-secondary);
}

.deposit-display {
    display: inline-block;
    margin-top: 10px;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 700;
}

.deposit-display.blue { background: #e3f2fd; color: var(--blue); }
.deposit-display.green { background: #e8f5e9; color: var(--green); }
.deposit-display.red { background: #ffebee; color: var(--red); }

/* 가격 카드 그리드 */
.price-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 16px;
}

.price-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 18px 16px;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    border: 2px solid transparent;
}

.price-card:active {
    transform: scale(0.98);
}

.price-card.recommended {
    border-color: var(--primary);
}

.price-card.recommended::before {
    content: 'BEST';
    position: absolute;
    top: 8px;
    right: -20px;
    background: var(--primary);
    color: white;
    font-size: 9px;
    font-weight: 800;
    padding: 2px 24px;
    transform: rotate(45deg);
    letter-spacing: 1px;
}

.price-period {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

.price-period strong {
    font-size: 22px;
    color: var(--text);
    display: block;
    margin-bottom: 2px;
}

.price-monthly {
    margin-bottom: 8px;
}

.price-monthly .label {
    font-size: 11px;
    color: var(--text-secondary);
    margin-bottom: 2px;
}

.price-monthly .amount {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.price-monthly .won {
    font-size: 13px;
    font-weight: 600;
}

.price-total {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px dashed var(--border);
}

.price-total .label {
    font-size: 11px;
    color: var(--text-secondary);
    margin-bottom: 2px;
}

.price-total .amount {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-secondary);
}

/* 카테고리별 월 렌탈료 색상 */
.color-blue .price-monthly .amount { color: var(--blue); }
.color-green .price-monthly .amount { color: var(--green); }
.color-red .price-monthly .amount { color: var(--red); }

/* 안내 문구 */
.notice-box {
    background: #fff8e1;
    border: 1px solid #ffe082;
    border-radius: var(--radius);
    padding: 14px 16px;
    margin-bottom: 16px;
}

.notice-box p {
    font-size: 12px;
    color: #e65100;
    line-height: 1.6;
}

.notice-box p + p {
    margin-top: 4px;
}

/* 강점 페이지 */
.strength-section {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    text-align: center;
}

.strength-section h2 {
    font-size: 18px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 16px;
}

.strength-section img {
    width: 100%;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.strength-tip {
    margin-top: 12px;
    font-size: 12px;
    color: var(--text-secondary);
}

/* 푸터 */
.footer {
    text-align: center;
    padding: 20px 16px;
    font-size: 11px;
    color: #9e9e9e;
    line-height: 1.6;
}

/* 반응형 - PC */
@media (min-width: 768px) {
    .main {
        max-width: 720px;
        padding: 24px;
    }

    .header-top {
        padding: 16px 24px;
    }

    .logo-area h1 {
        font-size: 18px;
    }

    .logo-area img {
        height: 34px;
    }

    .price-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .select-group {
        padding: 24px;
    }

    .form-field select {
        font-size: 16px;
    }

    .strength-section img {
        max-width: 100%;
    }
}

@media (min-width: 1024px) {
    .main {
        max-width: 900px;
    }
}

/* 빈 상태 */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.empty-state .icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.empty-state p {
    font-size: 14px;
    line-height: 1.6;
}

/* 스크롤바 */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-thumb { background: #ccc; border-radius: 4px; }

/* PWA 설치 버튼 */
.install-btn {
    display: none;
    background: rgba(255,255,255,0.2);
    color: white;
    border: 1px solid rgba(255,255,255,0.3);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.install-btn:active {
    background: rgba(255,255,255,0.3);
}

.install-btn.show {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

/* 가로 스크롤 힌트 (strength) */
.scroll-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 8px;
}