/**
 * YUK NGUPI - Main CSS
 * Modern, Minimalist, Professional Design
 */

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

:root {
    /* Coffee Shop Premium Colors */
    --primary: #2C1810;
    --primary-dark: #1A0F0A;
    --secondary: #5A3A2A;
    --tertiary: #8B6F47;
    --accent: #D4A574;
    --accent-dark: #C68642;
    --cream: #F5E6D3;
    --cream-light: #FAF6F0;
    --light-bg: #FAF6F0;
    --dark-bg: #1A0F0A;
    --white: #FFFFFF;
    --text-primary: #2C1810;
    --text-secondary: #5A5A5A;
    --border-color: #E8D7C3;
    --success: #10B981;
    --danger: #EF4444;
    --warning: #F59E0B;
    --info: #3B82F6;
    --shadow-sm: 0 2px 4px rgba(44, 24, 16, 0.08);
    --shadow-md: 0 8px 16px rgba(44, 24, 16, 0.12);
    --shadow-lg: 0 16px 32px rgba(44, 24, 16, 0.16);
    --shadow-xl: 0 24px 48px rgba(44, 24, 16, 0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Segoe UI', Roboto, sans-serif;
    color: var(--text-primary);
    background: linear-gradient(135deg, #FAF6F0 0%, #F5E6D3 50%, #EFE2CC 100%) !important;
    background-attachment: fixed !important;
    min-height: 100vh;
    line-height: 1.6;
    font-size: 14px;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(212, 165, 116, 0.03) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(90, 58, 42, 0.02) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

/* Typography */
h1 { font-size: 2rem; font-weight: 700; line-height: 1.2; }
h2 { font-size: 1.75rem; font-weight: 700; line-height: 1.3; }
h3 { font-size: 1.5rem; font-weight: 600; line-height: 1.4; }
h4 { font-size: 1.25rem; font-weight: 600; }
h5 { font-size: 1.1rem; font-weight: 600; }
h6 { font-size: 1rem; font-weight: 600; }

p { margin-bottom: 0.75rem; }

/* Links */
a {
    color: var(--accent);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--secondary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.6rem;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    gap: 0.5rem;
    min-height: 44px;
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background: linear-gradient(135deg, #2C1810 0%, #3D2415 100%);
    color: var(--white);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1A0F0A 0%, #2C1810 100%);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-accent {
    background: linear-gradient(135deg, #D4A574 0%, #C68642 100%);
    color: var(--white);
}

.btn-accent:hover {
    background: linear-gradient(135deg, #C68642 0%, #B8753A 100%);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-secondary {
    background: linear-gradient(135deg, #F5E6D3 0%, #FAF6F0 100%);
    color: var(--text-primary);
    border: 1.5px solid var(--border-color);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #FAF6F0 0%, #F5E6D3 100%);
    border-color: var(--accent);
    box-shadow: var(--shadow-sm);
}

.btn-success {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
    color: var(--white);
}

.btn-success:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-danger {
    background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
    color: var(--white);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #DC2626 0%, #991B1B 100%);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    min-height: 36px;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
    min-height: 48px;
}

.btn-icon {
    padding: 0.75rem;
    min-height: 44px;
    width: 44px;
    border-radius: 0.5rem;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="time"],
select,
textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    border: 1.5px solid var(--border-color);
    border-radius: 0.6rem;
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
    background: linear-gradient(135deg, #FFFFFF 0%, #FAF6F0 100%);
    color: var(--text-primary);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
input[type="date"]:focus,
input[type="time"]:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(212, 165, 116, 0.1);
    background: linear-gradient(135deg, #FFFFFF 0%, #FAF6F0 100%);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

/* Cards */
.card {
    background: linear-gradient(135deg, #FFFFFF 0%, #FAF6F0 100%);
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid rgba(212, 165, 116, 0.2);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    border-color: rgba(212, 165, 116, 0.4);
    transform: translateY(-4px);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid rgba(212, 165, 116, 0.3);
}

.card-header h3, .card-header h4 {
    color: var(--primary);
    margin: 0;
}

.card-body {
    padding: 0;
}

.card-footer {
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

/* Layout */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem;
}

.row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.row.custom-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* Navigation */
.navbar {
    background: linear-gradient(90deg, #2C1810 0%, #3D2415 50%, #5A3A2A 100%);
    color: var(--white);
    padding: 1rem 0;
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 3px solid var(--accent);
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1rem;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.navbar-nav a {
    color: var(--cream);
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.95rem;
    font-weight: 500;
    position: relative;
}

.navbar-nav a:hover {
    color: var(--accent);
}

.navbar-nav a.active {
    color: var(--accent);
}

.navbar-nav a.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent) 0%, transparent 100%);
}

/* Sidebar */
.sidebar {
    background: linear-gradient(180deg, #2C1810 0%, #1A0F0A 100%);
    color: var(--white);
    width: 250px;
    min-height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    padding-top: 5rem;
    transition: var(--transition);
    z-index: 50;
    box-shadow: var(--shadow-lg);
    border-right: 3px solid var(--accent);
}

.sidebar-nav {
    list-style: none;
}

.sidebar-nav li {
    border-bottom: 1px solid rgba(212, 165, 116, 0.2);
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    padding: 1rem 1.5rem;
    color: var(--cream);
    text-decoration: none;
    transition: var(--transition);
    gap: 1rem;
    font-weight: 500;
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    background: linear-gradient(90deg, rgba(212, 165, 116, 0.1) 0%, var(--accent) 100%);
    color: var(--accent);
    padding-left: 2rem;
}

/* Main content */
.main-content {
    margin-left: 250px;
    padding: 2rem 1rem;
    min-height: 100vh;
}

@media (max-width: 768px) {
    .main-content {
        margin-left: 0;
        padding: 1rem;
    }

    .sidebar {
        left: -250px;
    }

    .sidebar.active {
        left: 0;
    }

    .navbar-nav {
        gap: 1rem;
    }

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

/* Tables */
.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: linear-gradient(135deg, #FFFFFF 0%, #FAF6F0 100%);
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

thead {
    background: linear-gradient(90deg, #2C1810 0%, #3D2415 100%);
    border-bottom: 2px solid var(--accent);
}

thead th {
    color: var(--white);
    font-weight: 600;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid rgba(212, 165, 116, 0.2);
    color: var(--text-primary);
}

tbody tr:hover {
    background: rgba(212, 165, 116, 0.05);
}

tbody tr:last-child td {
    border-bottom: none;
}

.table-sm th, .table-sm td {
    padding: 0.75rem;
    font-size: 0.875rem;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 0.85rem;
    border-radius: 0.6rem;
    font-size: 0.8rem;
    font-weight: 600;
    gap: 0.5rem;
    box-shadow: var(--shadow-sm);
}

.badge-primary {
    background: linear-gradient(135deg, rgba(44, 24, 16, 0.1) 0%, rgba(90, 58, 42, 0.1) 100%);
    color: var(--primary);
}

.badge-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(5, 150, 105, 0.1) 100%);
    color: var(--success);
}

.badge-danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15) 0%, rgba(220, 38, 38, 0.1) 100%);
    color: var(--danger);
}

.badge-warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, rgba(217, 119, 6, 0.1) 100%);
    color: var(--warning);
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.alert-danger {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-warning {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.alert-info {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--info);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 200;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(44, 24, 16, 0.5);
    animation: fadeIn 0.3s ease-in;
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: linear-gradient(135deg, #FFFFFF 0%, #FAF6F0 100%);
    padding: 2rem;
    border-radius: 1rem;
    width: 90%;
    max-width: 600px;
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.3s ease-out;
    border: 1.5px solid rgba(212, 165, 116, 0.3);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid rgba(212, 165, 116, 0.2);
    padding-bottom: 1rem;
}

.modal-header h3 {
    color: var(--primary);
    margin: 0;
}

.modal-body {
    margin-bottom: 1.5rem;
}

.modal-footer {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideDown {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Loading spinner */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--border-color);
    border-radius: 50%;
    border-top-color: var(--accent);
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Utility classes */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.text-muted { color: var(--text-secondary); }
.text-primary { color: var(--primary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }

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

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

.m-1 { margin: 0.5rem; }
.m-2 { margin: 1rem; }
.m-3 { margin: 1.5rem; }
.m-4 { margin: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }

.w-100 { width: 100%; }
.h-100 { height: 100%; }

.rounded { border-radius: 0.5rem; }
.rounded-full { border-radius: 9999px; }

.shadow { box-shadow: var(--shadow-md); }
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-lg { box-shadow: var(--shadow-lg); }

.d-flex { display: flex; }
.d-grid { display: grid; }
.d-none { display: none; }
.d-block { display: block; }

.flex-wrap { flex-wrap: wrap; }
.flex-center { justify-content: center; align-items: center; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }

.border { border: 1px solid var(--border-color); }
.border-top { border-top: 1px solid var(--border-color); }
.border-bottom { border-bottom: 1px solid var(--border-color); }