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

:root {
    --bg-color: #0b0f19;
    --card-bg: rgba(22, 28, 45, 0.7);
    --card-border: rgba(255, 255, 255, 0.08);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --accent-color: #6366f1;
    --accent-hover: #4f46e5;
    --accent-light: rgba(99, 102, 241, 0.1);
    --danger-color: #ef4444;
    --success-color: #10b981;
    --input-bg: #111827;
    --input-border: rgba(255, 255, 255, 0.1);
    --font-sans: 'Inter', sans-serif;
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] {
    --bg-color: #f8fafc;
    --card-bg: rgba(255, 255, 255, 0.9);
    --card-border: rgba(0, 0, 0, 0.06);
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --accent-color: #4f46e5;
    --accent-hover: #4338ca;
    --accent-light: rgba(79, 70, 229, 0.08);
    --danger-color: #dc2626;
    --success-color: #16a34a;
    --input-bg: #ffffff;
    --input-border: rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.5;
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
}

/* Glassmorphism Navigation */
nav {
    background: var(--card-bg);
    border-bottom: 1px solid var(--card-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo span {
    color: var(--accent-color);
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-primary);
}

.nav-links a.active {
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 0.25rem;
}

.btn-logout {
    background: var(--accent-light);
    color: var(--accent-color) !important;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn-logout:hover {
    background: var(--accent-color);
    color: #fff !important;
}

/* Main Layout */
.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 1.25rem;
    box-shadow: var(--shadow-lg);
    margin-bottom: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-2px);
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Forms */
.form-group {
    margin-bottom: 1.25rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.25rem;
}

label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

input[type="text"],
input[type="password"],
input[type="number"],
input[type="date"],
select,
textarea {
    width: 100%;
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: 10px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--card-border);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--card-border);
}

.btn-danger {
    background-color: var(--danger-color);
    color: #ffffff;
}

.btn-danger:hover {
    background-color: #b91c1c;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 0.75rem 0;
}

th, td {
    padding: 0.75rem 0.5rem;
    text-align: left;
    border-bottom: 1px solid var(--card-border);
}

th {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

td {
    color: var(--text-primary);
    font-size: 0.875rem;
    white-space: nowrap;
}

tr:hover td {
    background-color: rgba(255, 255, 255, 0.02);
}

[data-theme="light"] tr:hover td {
    background-color: rgba(0, 0, 0, 0.01);
}

/* Login Page styles */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 40%), var(--bg-color);
}

.login-card {
    width: 100%;
    max-width: 420px;
    padding: 2.5rem;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h1 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    font-weight: 500;
    font-size: 0.95rem;
}

.alert-danger {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #f87171;
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: #34d399;
}

/* Utilities */
.text-center { text-align: center; }
.text-right { text-align: right; }
.flex { display: flex; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }

/* Signature preview style */
.signature-preview {
    max-width: 200px;
    height: auto;
    border: 1px solid var(--card-border);
    border-radius: 8px;
    background-color: white;
    padding: 5px;
    margin-top: 10px;
}

/* BILL PDF & VIEW (HTML) STYLING - Identical to user templates */
.bill-document {
    background: #fff;
    color: #000;
    font-family: Arial, sans-serif;
    padding: 20px;
    max-width: 800px;
    margin: 0 auto;
    border: 1px solid #ddd;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.bill-header-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 25px;
}

.bill-header-table td {
    border: 1.5px solid #000;
    padding: 15px;
    text-align: center;
    vertical-align: middle;
}

.bill-buyer-section {
    text-align: center;
    margin-bottom: 25px;
    font-size: 14px;
    line-height: 1.6;
}

.bill-buyer-section h3 {
    margin-top: 15px;
    font-weight: bold;
}

.bill-media-summary {
    margin-bottom: 25px;
    font-size: 13px;
    line-height: 1.7;
}

.bill-media-summary h4 {
    font-weight: bold;
    margin-bottom: 10px;
    font-size: 14px;
}

.bill-media-item {
    margin-bottom: 8px;
}

.bill-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
    margin-bottom: 25px;
}

.bill-table th, .bill-table td {
    border: 1.5px solid #000;
    padding: 8px 10px;
    text-align: center;
    font-size: 12px;
    color: #000 !important;
    background-color: transparent !important;
}

.bill-table th {
    font-weight: bold;
    background-color: #e5e7eb !important;
}

.bill-table td.service-name {
    text-align: left;
}

.bill-footer-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.bill-footer-table td {
    border: 1.5px solid #000;
    padding: 15px;
    font-size: 12px;
    vertical-align: middle;
}

.bill-signature-cell {
    text-align: center;
    position: relative;
}

.bill-signature-image {
    max-height: 50px;
    display: block;
    margin: 0 auto;
}