:root {
    --primary: #4F46E5;
    --primary-hover: #4338CA;
    --secondary: #ec4899;
    --background: #f8fafc;
    --surface: #ffffff;
    --text: #0f172a;
    --text-light: #64748b;
    --border: #e2e8f0;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --radius: 16px;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.5);
}

@media (prefers-color-scheme: dark) {
    :root {
        --background: #0f172a;
        --surface: #1e293b;
        --text: #f8fafc;
        --text-light: #94a3b8;
        --border: #334155;
        --glass-bg: rgba(30, 41, 59, 0.7);
        --glass-border: rgba(255, 255, 255, 0.1);
    }
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--background);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-image: 
        radial-gradient(at 0% 0%, hsla(253,16%,7%,1) 0, transparent 50%), 
        radial-gradient(at 50% 0%, hsla(225,39%,30%,1) 0, transparent 50%), 
        radial-gradient(at 100% 0%, hsla(339,49%,30%,1) 0, transparent 50%);
    background-attachment: fixed;
    transition: background 0.3s ease;
}

@media (prefers-color-scheme: light) {
    body {
        background-image: 
            radial-gradient(at 0% 0%, hsla(253,100%,90%,1) 0, transparent 50%), 
            radial-gradient(at 50% 0%, hsla(225,100%,90%,1) 0, transparent 50%), 
            radial-gradient(at 100% 0%, hsla(339,100%,90%,1) 0, transparent 50%);
    }
}

.app-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    width: 100%;
}

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
}

.logo-area h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
}

.logo-area h1 span {
    color: var(--primary);
}

.app-nav {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    transition: color 0.2s;
}

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

.app-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.app-footer {
    text-align: center;
    padding: 2rem 0;
    color: var(--text-light);
    font-size: 0.875rem;
}

/* Cards & Forms */
.card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
    width: 100%;
}

.card-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.card-subtitle {
    color: var(--text-light);
    margin-bottom: 2rem;
}

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

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text);
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background-color: var(--surface);
    color: var(--text);
    font-size: 1rem;
    transition: all 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

textarea.form-control {
    min-height: 100px;
    resize: vertical;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.5rem;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 4px 6px rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 8px rgba(79, 70, 229, 0.4);
}

.btn-outline-danger {
    background-color: transparent;
    color: var(--danger);
    border: 1px solid var(--danger);
}

.btn-outline-danger:hover {
    background-color: var(--danger);
    color: white;
}

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

.btn-success:hover {
    filter: brightness(1.1);
}

.btn-block {
    width: 100%;
}

/* Layout Helpers */
.grid {
    display: grid;
    gap: 2rem;
}

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

@media (max-width: 768px) {
    .grid-cols-2 {
        grid-template-columns: 1fr;
    }
}

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

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    background-color: rgba(0,0,0,0.02);
    font-weight: 600;
    color: var(--text-light);
}

@media (prefers-color-scheme: dark) {
    th {
        background-color: rgba(255,255,255,0.02);
    }
}

.badge {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
}

.badge-pending { background-color: #fef3c7; color: #d97706; }
.badge-masuk { background-color: #d1fae5; color: #059669; }
.badge-keluar { background-color: #f1f5f9; color: #475569; }

/* QR and Camera */
.qr-scanner-container {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

#reader {
    width: 100%;
    border: none !important;
}

.camera-container {
    position: relative;
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    border-radius: var(--radius);
    overflow: hidden;
    background: #000;
}

#video {
    width: 100%;
    display: block;
}

#canvas {
    display: none;
}

.capture-overlay {
    position: absolute;
    bottom: 20px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
}

.capture-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    border: 4px solid white;
    cursor: pointer;
    transition: all 0.2s;
}

.capture-btn:hover {
    background: white;
    transform: scale(1.1);
}

/* Result display */
.result-card {
    display: none;
    margin-top: 2rem;
    text-align: center;
}

.qr-image {
    width: 200px;
    height: 200px;
    margin: 1rem auto;
    background: white;
    padding: 10px;
    border-radius: 8px;
}