:root {
    --blue-primary: #1e40af;       /* Royal Blue */
    --blue-secondary: #2563eb;     /* Electric Blue */
    --blue-dark: #0f172a;          /* Deep Navy */
    --blue-light: #eff6ff;         /* Ice Blue */
    --blue-soft: #dbeafe;          /* Soft Blue Accent */
    --bg-surface: #f0f4f9;
    --card-bg: #ffffff;
    --text-dark: #1e293b;

    --primary-blue: #0A2540;
    --accent-blue: #007BFF;
    --soft-blue: #E8F1F5;
    --gold-accent: #FFC107;
    --bg-light: #F8FAFC;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #0f172a;
    color: var(--text-dark);
    margin: 0;
}

/* Container Pembatas Tampilan Mobile */
.mobile-container {
    max-width: 480px;
    margin: 0 auto;
    background-color: var(--bg-surface);
    min-height: 100vh;
    position: relative;
    padding-bottom: 90px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

/* App Header Dominan Biru */
.app-header {
    background: linear-gradient(135deg, var(--blue-dark) 0%, var(--blue-primary) 100%);
    padding: 16px;
    position: sticky;
    top: 0;
    z-index: 1020;
    color: #ffffff;
    border-bottom-left-radius: 20px;
    border-bottom-right-radius: 20px;
    box-shadow: 0 4px 15px rgba(30, 64, 175, 0.25);
}

.user-greeting {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.store-avatar {
    width: 42px;
    height: 42px;
    background-color: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    border: 1px solid rgba(255,255,255,0.3);
}

.search-input-group {
    background-color: rgba(255, 255, 255, 0.95);
    border-radius: 14px;
    padding: 6px 14px;
    display: flex;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.search-input-group input {
    border: none;
    background: transparent;
    box-shadow: none;
    font-size: 0.85rem;
    color: var(--text-dark);
}

.search-input-group input:focus {
    outline: none;
    box-shadow: none;
    background: transparent;
}

/* Horizontal Scroll Category Chips */
.category-scroll {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    scrollbar-width: none;
    padding: 4px 16px;
}
.category-scroll::-webkit-scrollbar {
    display: none;
}

.chip-category {
    white-space: nowrap;
    background-color: #ffffff;
    border: 1.5px solid var(--blue-soft);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--blue-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
}

.chip-category.active, .chip-category:hover {
    background: linear-gradient(135deg, var(--blue-primary), var(--blue-secondary));
    color: #ffffff;
    border-color: var(--blue-primary);
    box-shadow: 0 3px 8px rgba(30, 64, 175, 0.3);
}

/* Menjamin kontainer tidak menambahkan space samping yang tidak perlu */
#productContainer {
  padding-left: 0 !important;
  padding-right: 0 !important;
}

/* Product Cards */
.product-card {
    width: 100%;
    border: none;
    border-radius: 12px;
    background: #ffffff;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 12px rgba(0,0,0,0.03);
    cursor: pointer;
}

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

.badge-category {
    font-size: 0.65rem;
    padding: 2px 6px;
    border-radius: 4px;
    background-color: #e2e8f0;
    color: #334155;
    display: inline-block;
    margin-bottom: 4px;
}

.product-img {
    height: 120px;
    object-fit: cover;
    border-top-left-radius: 12px;
    border-top-right-radius: 12px;
}

.btn-blue {
    background-color: var(--accent-blue);
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
}

.btn-blue:hover, .btn-blue:active {
    background-color: var(--primary-blue);
    color: white;
}

.cursor-pointer {
    cursor: pointer;
}

.btn-add-quick {
    width: 32px;
    height: 32px;
    border-radius: 10px;
    background-color: var(--blue-light);
    color: var(--blue-primary);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    transition: all 0.2s;
}

.btn-add-quick:hover {
    background-color: var(--blue-primary);
    color: #ffffff;
    box-shadow: 0 3px 8px rgba(30, 64, 175, 0.3);
}

/* Bottom Floating Dock Navigation */
.floating-nav {
    position: fixed;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 32px);
    max-width: 448px;
    background: linear-gradient(135deg, var(--blue-dark), var(--blue-primary));
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 10px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.15);
    z-index: 1030;
}

.dock-item {
    text-align: center;
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.7rem;
    font-weight: 500;
    position: relative;
}

.dock-item.active {
    color: #ffffff;
    font-weight: 700;
}

.dock-item i {
    font-size: 1.25rem;
    display: block;
}

.cart-count-badge {
    position: absolute;
    top: -4px;
    right: -6px;
    background-color: #ef4444;
    color: white;
    font-size: 0.6rem;
    font-weight: 800;
    padding: 1px 5px;
    border-radius: 10px;
    border: 2px solid var(--blue-dark);
}

/* Modal Header Styled Blue */
.modal-header-blue {
    background: linear-gradient(135deg, var(--blue-dark), var(--blue-primary));
    color: white;
    border-top-left-radius: 16px;
    border-top-right-radius: 16px;
}

.modal-header-blue .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

/* Receipt Modal Style */
.receipt-box {
    background-color: #fff;
    padding: 20px;
    font-family: 'Courier New', Courier, monospace;
    border: 1px dashed #2563eb;
    border-radius: 8px;
    font-size: 0.85rem;
    color: #000;
}

/* Tombol Utama Biru Custom */
.btn-blue-primary {
    background: linear-gradient(135deg, var(--blue-primary), var(--blue-secondary));
    color: white;
    border: none;
    box-shadow: 0 4px 10px rgba(30, 64, 175, 0.25);
}
.btn-blue-primary:hover {
    background: linear-gradient(135deg, var(--blue-dark), var(--blue-primary));
    color: white;
}

/* CSS KHUSUS CETAK/PRINT */
@media print {
    body * {
        visibility: hidden;
    }
    #receiptContent, #receiptContent * {
        visibility: visible;
    }
    #receiptContent {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        border: none;
    }
}