/* ============================================================
   Crystal Discount - Futuristic Neon UI
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
    /* Core palette */
    --bg: #07060e;
    --bg-deep: #050410;
    --bg-card: rgba(15, 12, 30, 0.75);
    --bg-card-solid: #0f0c1e;
    --bg-card-hover: rgba(25, 20, 50, 0.85);
    --bg-input: rgba(10, 8, 22, 0.8);
    --border: rgba(120, 60, 255, 0.15);
    --border-glow: rgba(180, 100, 255, 0.3);

    /* Text */
    --text: #eae6ff;
    --text-muted: #8a82b0;
    --text-dim: #5a5280;

    /* Neon accents */
    --neon-purple: #a855f7;
    --neon-pink: #ec4899;
    --neon-violet: #8b5cf6;
    --neon-blue: #6366f1;
    --neon-cyan: #22d3ee;

    /* Functional */
    --primary: #a855f7;
    --primary-hover: #c084fc;
    --primary-glow: rgba(168, 85, 247, 0.4);
    --success: #34d399;
    --success-glow: rgba(52, 211, 153, 0.35);
    --warning: #fbbf24;
    --warning-glow: rgba(251, 191, 36, 0.35);
    --danger: #f43f5e;
    --danger-glow: rgba(244, 63, 94, 0.35);
    --info: #38bdf8;
    --info-glow: rgba(56, 189, 248, 0.35);

    /* Layout */
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 30px rgba(168, 85, 247, 0.15);
    --sidebar-w: 260px;
    --topbar-h: 64px;

    /* Glass */
    --glass-bg: rgba(15, 12, 30, 0.6);
    --glass-border: rgba(168, 85, 247, 0.12);
    --glass-blur: 20px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Animated background mesh */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse 80% 60% at 10% 20%, rgba(139, 92, 246, 0.12) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 90% 80%, rgba(236, 72, 153, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse 50% 40% at 50% 50%, rgba(99, 102, 241, 0.06) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
    animation: bgPulse 12s ease-in-out infinite alternate;
}

@keyframes bgPulse {
    0% { opacity: 0.8; }
    50% { opacity: 1; }
    100% { opacity: 0.7; }
}

/* Grid lines overlay */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(168, 85, 247, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(168, 85, 247, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}

/* ============================================================
   Scrollbar
   ============================================================ */

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(168, 85, 247, 0.3);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(168, 85, 247, 0.5);
}

/* ============================================================
   Selection
   ============================================================ */

::selection {
    background: rgba(168, 85, 247, 0.3);
    color: #fff;
}

/* ============================================================
   Login
   ============================================================ */

.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--bg-deep);
    position: relative;
}

.login-body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse 70% 50% at 30% 30%, rgba(168, 85, 247, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse 60% 50% at 70% 70%, rgba(236, 72, 153, 0.12) 0%, transparent 60%),
        radial-gradient(ellipse 50% 40% at 50% 50%, rgba(99, 102, 241, 0.08) 0%, transparent 60%);
    pointer-events: none;
    animation: loginBg 8s ease-in-out infinite alternate;
}

@keyframes loginBg {
    0% { transform: scale(1); }
    100% { transform: scale(1.05); }
}

.login-container {
    width: 100%;
    max-width: 440px;
    padding: 20px;
    position: relative;
    z-index: 1;
}

.login-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 48px 36px;
    text-align: center;
    box-shadow:
        var(--shadow),
        0 0 60px rgba(168, 85, 247, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
    animation: cardAppear 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--neon-purple), var(--neon-pink), transparent);
    opacity: 0.8;
}

@keyframes cardAppear {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.login-card h1 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 6px;
    background: linear-gradient(135deg, #fff, var(--neon-purple), var(--neon-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.login-subtitle {
    color: var(--text-muted);
    margin-bottom: 32px;
    font-size: 15px;
    font-weight: 400;
}

/* ============================================================
   Forms
   ============================================================ */

.form-group {
    margin-bottom: 18px;
    text-align: left;
}

.form-group label {
    display: block;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 8px;
    font-weight: 500;
    letter-spacing: 0.3px;
}

input, select, textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-size: 15px;
    font-family: inherit;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--neon-purple);
    box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.15), 0 0 20px rgba(168, 85, 247, 0.1);
}

input::placeholder, textarea::placeholder {
    color: var(--text-dim);
}

input:hover, select:hover, textarea:hover {
    border-color: rgba(168, 85, 247, 0.3);
}

textarea {
    resize: vertical;
    min-height: 70px;
}

/* ============================================================
   Buttons
   ============================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    color: #fff;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.3px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.5s, height 0.5s;
}

.btn:active::before {
    width: 300px;
    height: 300px;
}

.btn:active {
    transform: scale(0.96);
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.btn:disabled::before {
    display: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--neon-violet), var(--neon-purple));
    box-shadow: 0 2px 12px var(--primary-glow);
}

.btn-primary:hover:not(:disabled) {
    box-shadow: 0 4px 24px var(--primary-glow), 0 0 40px rgba(168, 85, 247, 0.2);
    transform: translateY(-1px);
    background: linear-gradient(135deg, var(--neon-purple), var(--primary-hover));
}

.btn-success {
    background: linear-gradient(135deg, #059669, var(--success));
    color: #fff;
    box-shadow: 0 2px 12px var(--success-glow);
}

.btn-success:hover:not(:disabled) {
    box-shadow: 0 4px 24px var(--success-glow), 0 0 40px rgba(52, 211, 153, 0.2);
    transform: translateY(-1px);
}

.btn-danger {
    background: linear-gradient(135deg, #be123c, var(--danger));
    box-shadow: 0 2px 12px var(--danger-glow);
}

.btn-danger:hover:not(:disabled) {
    box-shadow: 0 4px 24px var(--danger-glow), 0 0 40px rgba(244, 63, 94, 0.2);
    transform: translateY(-1px);
}

.btn-warning {
    background: linear-gradient(135deg, #d97706, var(--warning));
    color: #000;
    box-shadow: 0 2px 12px var(--warning-glow);
}

.btn-warning:hover:not(:disabled) {
    box-shadow: 0 4px 24px var(--warning-glow), 0 0 40px rgba(251, 191, 36, 0.2);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    box-shadow: none;
}

.btn-outline:hover {
    border-color: var(--neon-purple);
    color: var(--text);
    box-shadow: 0 0 20px rgba(168, 85, 247, 0.1);
    background: rgba(168, 85, 247, 0.05);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
    border-radius: 10px;
}

.btn-block {
    width: 100%;
}

.btn-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* ============================================================
   Layout: Sidebar
   ============================================================ */

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-w);
    height: 100vh;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 4px 0 30px rgba(0, 0, 0, 0.3);
}

.sidebar::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 1px;
    height: 100%;
    background: linear-gradient(180deg, transparent, rgba(168, 85, 247, 0.3), rgba(236, 72, 153, 0.2), transparent);
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--glass-border);
    position: relative;
}

.sidebar-header::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.4), transparent);
}

.sidebar-header h2 {
    font-size: 20px;
    font-weight: 800;
    background: linear-gradient(135deg, #fff, var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.3px;
}

.sidebar-header .sidebar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 26px;
    cursor: pointer;
    transition: color 0.3s, transform 0.3s;
}

.sidebar-header .sidebar-toggle:hover {
    color: var(--neon-pink);
    transform: rotate(90deg);
}

.nav-menu {
    list-style: none;
    padding: 12px 0;
    flex: 1;
    overflow-y: auto;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 13px 24px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 3px solid transparent;
    position: relative;
    margin: 2px 8px 2px 0;
    border-radius: 0 var(--radius) var(--radius) 0;
}

.nav-link:hover {
    color: var(--text);
    background: rgba(168, 85, 247, 0.08);
    border-left-color: rgba(168, 85, 247, 0.3);
}

.nav-link.active {
    color: #fff;
    border-left-color: var(--neon-purple);
    background: linear-gradient(90deg, rgba(168, 85, 247, 0.15), transparent);
    font-weight: 600;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    left: 0;
    top: 20%;
    height: 60%;
    width: 3px;
    background: var(--neon-purple);
    box-shadow: 0 0 10px var(--neon-purple), 0 0 20px rgba(168, 85, 247, 0.3);
    border-radius: 0 2px 2px 0;
}

.sidebar-footer {
    padding: 18px 24px;
    padding-bottom: calc(18px + env(safe-area-inset-bottom, 0px));
    border-top: 1px solid var(--glass-border);
    position: relative;
}

.sidebar-footer::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.3), transparent);
}

.role-indicator {
    font-size: 12px;
    padding: 6px 14px;
    border-radius: 20px;
    margin-bottom: 12px;
    text-align: center;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.role-indicator.admin {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.2), rgba(139, 92, 246, 0.1));
    color: var(--neon-purple);
    border: 1px solid rgba(168, 85, 247, 0.2);
    box-shadow: 0 0 15px rgba(168, 85, 247, 0.1);
}

.role-indicator.seller {
    background: linear-gradient(135deg, rgba(52, 211, 153, 0.2), rgba(16, 185, 129, 0.1));
    color: var(--success);
    border: 1px solid rgba(52, 211, 153, 0.2);
    box-shadow: 0 0 15px rgba(52, 211, 153, 0.1);
}

/* ============================================================
   Layout: Main content
   ============================================================ */

.main-content {
    margin-left: var(--sidebar-w);
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.topbar {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 0 28px;
    height: var(--topbar-h);
    border-bottom: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.3), rgba(236, 72, 153, 0.2), transparent);
}

.topbar .sidebar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 24px;
    cursor: pointer;
    transition: color 0.3s;
}

.topbar .sidebar-toggle:hover {
    color: var(--neon-purple);
}

.topbar h1 {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.3px;
}

.content {
    padding: 28px;
    max-width: 1280px;
    animation: pageIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes pageIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================================
   Cards - Glass morphism
   ============================================================ */

.card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
}

.card:hover {
    border-color: rgba(168, 85, 247, 0.2);
    box-shadow: var(--shadow), 0 0 30px rgba(168, 85, 247, 0.05);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.card-header h3 {
    font-size: 17px;
    font-weight: 700;
    letter-spacing: -0.2px;
}

/* Stat cards grid */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 18px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    border-radius: 2px;
    transition: opacity 0.3s;
}

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

.stat-card.primary::before { background: linear-gradient(90deg, transparent, var(--neon-purple), transparent); }
.stat-card.success::before { background: linear-gradient(90deg, transparent, var(--success), transparent); }
.stat-card.warning::before { background: linear-gradient(90deg, transparent, var(--warning), transparent); }
.stat-card.info::before { background: linear-gradient(90deg, transparent, var(--info), transparent); }

.stat-card.primary:hover { border-color: rgba(168, 85, 247, 0.3); box-shadow: 0 0 30px rgba(168, 85, 247, 0.15); }
.stat-card.success:hover { border-color: rgba(52, 211, 153, 0.3); box-shadow: 0 0 30px rgba(52, 211, 153, 0.15); }
.stat-card.warning:hover { border-color: rgba(251, 191, 36, 0.3); box-shadow: 0 0 30px rgba(251, 191, 36, 0.15); }
.stat-card.info:hover { border-color: rgba(56, 189, 248, 0.3); box-shadow: 0 0 30px rgba(56, 189, 248, 0.15); }

.stat-value {
    font-size: 32px;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 6px;
    letter-spacing: -1px;
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.stat-card.primary .stat-value {
    background: linear-gradient(135deg, var(--neon-purple), var(--neon-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card.success .stat-value {
    background: linear-gradient(135deg, #10b981, var(--success));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card.warning .stat-value {
    background: linear-gradient(135deg, #f59e0b, var(--warning));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card.info .stat-value {
    background: linear-gradient(135deg, #0ea5e9, var(--info));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================================
   Table
   ============================================================ */

.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius);
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 13px 16px;
    text-align: left;
    border-bottom: 1px solid rgba(168, 85, 247, 0.08);
    font-size: 14px;
    transition: background 0.2s;
}

th {
    color: var(--text-muted);
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: rgba(168, 85, 247, 0.04);
}

tr:hover td {
    background: rgba(168, 85, 247, 0.06);
}

.clickable-row {
    cursor: pointer;
    transition: all 0.2s;
}

.clickable-row:hover td {
    background: rgba(168, 85, 247, 0.1);
}

/* ============================================================
   Progress bar
   ============================================================ */

.progress-bar {
    width: 100%;
    height: 10px;
    background: rgba(168, 85, 247, 0.1);
    border-radius: 5px;
    overflow: hidden;
    margin: 10px 0;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--neon-violet), var(--neon-purple), var(--neon-pink));
    border-radius: 5px;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    box-shadow: 0 0 12px rgba(168, 85, 247, 0.4);
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* ============================================================
   Customer card
   ============================================================ */

.customer-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 28px;
    position: relative;
    overflow: hidden;
}

.customer-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--neon-purple), var(--neon-pink), transparent);
}

.customer-header {
    display: flex;
    align-items: center;
    gap: 18px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.customer-badge {
    font-size: 48px;
    line-height: 1;
    filter: drop-shadow(0 0 8px rgba(168, 85, 247, 0.3));
}

.customer-info h2 {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 4px;
    letter-spacing: -0.5px;
}

.customer-info .phone {
    color: var(--text-muted);
    font-size: 15px;
}

.customer-details {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.detail-item {
    padding: 16px;
    background: rgba(168, 85, 247, 0.04);
    border: 1px solid rgba(168, 85, 247, 0.08);
    border-radius: var(--radius);
    transition: all 0.3s;
}

.detail-item:hover {
    border-color: rgba(168, 85, 247, 0.2);
    background: rgba(168, 85, 247, 0.08);
}

.detail-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 6px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-value {
    font-size: 17px;
    font-weight: 700;
}

.customer-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    padding-top: 20px;
    border-top: 1px solid var(--glass-border);
}

/* ============================================================
   History
   ============================================================ */

.history-item {
    padding: 16px 0;
    border-bottom: 1px solid rgba(168, 85, 247, 0.08);
    transition: all 0.2s;
}

.history-item:last-child {
    border-bottom: none;
}

.history-item:hover {
    background: rgba(168, 85, 247, 0.04);
    margin: 0 -12px;
    padding-left: 12px;
    padding-right: 12px;
    border-radius: var(--radius);
}

.history-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 6px;
}

.history-action {
    font-weight: 600;
    font-size: 14px;
}

.history-date {
    font-size: 12px;
    color: var(--text-muted);
}

.history-details {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ============================================================
   Pagination
   ============================================================ */

.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 24px;
}

.pagination .btn {
    min-width: 40px;
}

.page-info {
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 500;
}

/* ============================================================
   Modal
   ============================================================ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: modalIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.modal-content {
    position: relative;
    background: var(--bg-card-solid);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 520px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(168, 85, 247, 0.1);
    animation: modalContentIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--neon-purple), var(--neon-pink), transparent);
}

@keyframes modalContentIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--glass-border);
}

.modal-header h3 {
    font-size: 17px;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.modal-close:hover {
    color: var(--neon-pink);
    background: rgba(236, 72, 153, 0.1);
    transform: rotate(90deg);
}

.modal-body {
    padding: 24px;
}

.hidden {
    display: none !important;
}

/* ============================================================
   Toast
   ============================================================ */

.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: var(--bg-card-solid);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 14px 22px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    animation: toastIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    min-width: 260px;
    max-width: 420px;
    position: relative;
    overflow: hidden;
}

.toast::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    animation: toastProgress 4s linear forwards;
}

@keyframes toastProgress {
    from { width: 100%; }
    to { width: 0%; }
}

.toast.success { border-left: 3px solid var(--success); }
.toast.success::before { background: var(--success); }
.toast.error { border-left: 3px solid var(--danger); }
.toast.error::before { background: var(--danger); }
.toast.info { border-left: 3px solid var(--info); }
.toast.info::before { background: var(--info); }

@keyframes toastIn {
    from { opacity: 0; transform: translateX(40px) scale(0.95); }
    to { opacity: 1; transform: translateX(0) scale(1); }
}

/* ============================================================
   Error / Empty
   ============================================================ */

.error-msg {
    color: var(--danger);
    font-size: 13px;
    margin-top: 10px;
    font-weight: 500;
}

.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.empty-state .icon {
    font-size: 56px;
    margin-bottom: 16px;
    filter: drop-shadow(0 0 8px rgba(168, 85, 247, 0.3));
}

/* ============================================================
   Loyalty badge
   ============================================================ */

.loyalty-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.3px;
    transition: all 0.3s;
}

.loyalty-badge:hover {
    transform: scale(1.05);
}

.loyalty-badge.vip {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.25), rgba(236, 72, 153, 0.2));
    color: #c084fc;
    border: 1px solid rgba(168, 85, 247, 0.3);
    box-shadow: 0 0 12px rgba(168, 85, 247, 0.2);
}

.loyalty-badge.gold {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.25), rgba(234, 179, 8, 0.15));
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.3);
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.15);
}

.loyalty-badge.silver {
    background: linear-gradient(135deg, rgba(148, 163, 184, 0.2), rgba(203, 213, 225, 0.1));
    color: #cbd5e1;
    border: 1px solid rgba(148, 163, 184, 0.25);
}

.loyalty-badge.bronze {
    background: linear-gradient(135deg, rgba(180, 83, 9, 0.25), rgba(217, 119, 6, 0.15));
    color: #f59e0b;
    border: 1px solid rgba(180, 83, 9, 0.3);
}

.loyalty-badge.start {
    background: linear-gradient(135deg, rgba(56, 189, 248, 0.2), rgba(14, 165, 233, 0.1));
    color: #38bdf8;
    border: 1px solid rgba(56, 189, 248, 0.25);
}

.loyalty-badge.newbie {
    background: rgba(100, 116, 139, 0.15);
    color: #94a3b8;
    border: 1px solid rgba(100, 116, 139, 0.2);
}

/* ============================================================
   Quick date buttons
   ============================================================ */

.date-quick-btns {
    display: flex;
    gap: 10px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}

.report-date-picker-wrap {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.report-date-picker {
    min-width: 220px;
    cursor: pointer;
}

.report-calendar-icon-btn {
    min-width: 40px;
    padding-left: 10px;
    padding-right: 10px;
    font-size: 18px;
    line-height: 1;
}

/* ============================================================
   Seller row
   ============================================================ */

.seller-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.3px;
}

.seller-status.active {
    background: linear-gradient(135deg, rgba(52, 211, 153, 0.2), rgba(16, 185, 129, 0.1));
    color: var(--success);
    border: 1px solid rgba(52, 211, 153, 0.25);
}

.seller-status.inactive {
    background: linear-gradient(135deg, rgba(244, 63, 94, 0.2), rgba(225, 29, 72, 0.1));
    color: var(--danger);
    border: 1px solid rgba(244, 63, 94, 0.25);
}

/* ============================================================
   Worker mode
   ============================================================ */

.worker-input-section {
    max-width: 540px;
}

.worker-result {
    margin-top: 24px;
}

/* ============================================================
   Level up animation
   ============================================================ */

.level-up {
    animation: levelUp 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.12), rgba(236, 72, 153, 0.08));
    border: 1px solid rgba(168, 85, 247, 0.3);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin: 16px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.level-up::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 200%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
    animation: levelUpShine 1.5s ease-out;
}

@keyframes levelUp {
    0% { transform: scale(0.9); opacity: 0; }
    50% { transform: scale(1.03); }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes levelUpShine {
    from { transform: translateX(-50%); }
    to { transform: translateX(50%); }
}

/* ============================================================
   Sidebar overlay backdrop (mobile)
   ============================================================ */

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 99;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-header .sidebar-toggle {
        display: block;
    }

    .main-content {
        margin-left: 0;
    }

    .topbar .sidebar-toggle {
        display: block;
    }

    .topbar {
        padding: 0 16px;
        gap: 12px;
    }

    .content {
        padding: 16px;
    }

    .card {
        padding: 18px;
    }

    .card-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .stat-card {
        padding: 18px 14px;
    }

    .customer-details {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .customer-card {
        padding: 20px;
    }

    .customer-info h2 {
        font-size: 20px;
    }

    .customer-badge {
        font-size: 36px;
    }

    .stat-value {
        font-size: 24px;
    }

    .stat-label {
        font-size: 12px;
    }

    /* Tables: reduce padding for mobile */
    th, td {
        padding: 10px 10px;
        font-size: 13px;
    }

    th {
        font-size: 10px;
    }

    /* Detail items */
    .detail-item {
        padding: 12px;
    }

    .detail-value {
        font-size: 15px;
        word-break: break-word;
    }

    /* Toast on mobile: full width at bottom */
    .toast-container {
        top: auto;
        bottom: 16px;
        right: 12px;
        left: 12px;
    }

    .toast {
        min-width: auto;
        max-width: 100%;
        font-size: 13px;
        padding: 12px 16px;
    }

    /* Modal on mobile */
    .modal-content {
        width: 94%;
        max-height: 85vh;
    }

    .modal-header {
        padding: 16px 18px;
    }

    .modal-body {
        padding: 18px;
    }

    /* Login */
    .login-card {
        padding: 36px 24px;
    }

    .login-card h1 {
        font-size: 26px;
    }

    /* History items: disable hover negative margin on mobile */
    .history-item:hover {
        margin: 0;
        padding-left: 0;
        padding-right: 0;
    }

    /* Worker mode */
    .worker-input-section {
        max-width: 100%;
    }

    /* Pagination */
    .pagination {
        gap: 8px;
    }

    .pagination .btn {
        padding: 8px 12px;
        font-size: 12px;
    }

    /* Button group wrap better */
    .customer-actions {
        gap: 8px;
    }

    .customer-actions .btn {
        flex: 1 1 auto;
        min-width: 0;
        font-size: 13px;
        padding: 10px 14px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .content {
        padding: 12px;
    }

    .card {
        padding: 14px;
        border-radius: var(--radius);
    }

    .card-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .stat-card {
        padding: 16px 12px;
    }

    .stat-value {
        font-size: 22px;
    }

    .btn {
        padding: 11px 16px;
        font-size: 13px;
    }

    .topbar h1 {
        font-size: 16px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    /* Customer details single column */
    .customer-details {
        grid-template-columns: 1fr;
    }

    .customer-card {
        padding: 16px;
    }

    .customer-header {
        gap: 12px;
    }

    .customer-badge {
        font-size: 32px;
    }

    .customer-info h2 {
        font-size: 18px;
    }

    .customer-info .phone {
        font-size: 13px;
    }

    /* Customer actions: stack vertically */
    .customer-actions .btn {
        flex: 1 1 100%;
    }

    /* Table cells tighter on small phones */
    th, td {
        padding: 8px 8px;
        font-size: 12px;
    }

    th {
        font-size: 9px;
        letter-spacing: 0.5px;
    }

    /* Card header wrap */
    .card-header {
        flex-wrap: wrap;
        gap: 8px;
    }

    .card-header h3 {
        font-size: 15px;
    }

    /* Modal */
    .modal-content {
        width: 96%;
        max-height: 90vh;
        border-radius: var(--radius-lg);
    }

    /* Form inputs: keep 16px to prevent iOS zoom on focus */
    input, select, textarea {
        padding: 10px 14px;
        font-size: 16px;
    }

    /* Date quick buttons */
    .date-quick-btns {
        gap: 6px;
    }

    .date-quick-btns .btn {
        padding: 8px 12px;
        font-size: 12px;
    }

    /* Loyalty badge */
    .loyalty-badge {
        font-size: 11px;
        padding: 3px 10px;
    }

    /* Pagination */
    .page-info {
        font-size: 12px;
    }

    /* Progress bar text */
    .progress-bar {
        margin: 8px 0;
    }

    /* Empty state */
    .empty-state {
        padding: 32px 16px;
    }

    .empty-state .icon {
        font-size: 42px;
    }

    /* Level up */
    .level-up {
        padding: 14px;
        font-size: 14px;
    }

    /* Login */
    .login-card {
        padding: 28px 18px;
    }

    .login-card h1 {
        font-size: 24px;
    }

    .login-subtitle {
        font-size: 13px;
        margin-bottom: 24px;
    }
}

/* Small phones (320px) */
@media (max-width: 360px) {
    .content {
        padding: 10px;
    }

    .topbar {
        padding: 0 12px;
    }

    .topbar h1 {
        font-size: 14px;
    }

    .stat-value {
        font-size: 20px;
        letter-spacing: -0.5px;
    }

    .card {
        padding: 12px;
    }

    .customer-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .detail-item {
        padding: 10px;
    }

    .detail-value {
        font-size: 14px;
    }

    .detail-label {
        font-size: 11px;
    }
}

/* ============================================================
   Animated accents for cards (hover glow ring)
   ============================================================ */

.stat-card::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: var(--radius-lg);
    padding: 1px;
    background: linear-gradient(135deg, transparent 40%, rgba(168, 85, 247, 0.15), transparent 60%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
}

.stat-card:hover::after {
    opacity: 1;
}

/* ============================================================
   Floating particles (decorative, login page)
   ============================================================ */

.login-body::after {
    content: '';
    position: fixed;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.1), transparent 70%);
    top: -100px;
    right: -100px;
    pointer-events: none;
    animation: floatOrb 8s ease-in-out infinite alternate;
}

@keyframes floatOrb {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-30px, 30px) scale(1.1); }
    100% { transform: translate(10px, -10px) scale(0.95); }
}