/* /php_app/style.css */
:root {
    --primary-color: #0f172a;
    --primary-hover: #1e293b;
    --bg-color: #f8fafc;
    --text-main: #334155;
    --border-color: #e2e8f0;
    --accent-color: #3b82f6;
    --white: #ffffff;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
}

h1, h2, h3, h4 {
    color: var(--primary-color);
    font-family: 'Playfair Display', serif;
}

a {
    text-decoration: none;
    color: var(--accent-color);
}

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

/* Auth Pages */
.auth-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.auth-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    width: 100%;
    max-width: 400px;
    border: 1px solid var(--border-color);
}

.auth-card h2 {
    text-align: center;
    margin-bottom: 0.5rem;
}

.auth-card p {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 0.9rem;
    color: #64748b;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    outline: none;
}

.form-group input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    text-align: center;
    transition: background-color 0.2s;
    width: 100%;
}

.btn:hover {
    background-color: var(--primary-hover);
}

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

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

/* Dashboard Layout */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 250px;
    background-color: var(--white);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 0;
}

.sidebar-nav a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: var(--text-main);
    font-size: 0.95rem;
}

.sidebar-nav a:hover, .sidebar-nav a.active {
    background-color: #f1f5f9;
    color: var(--primary-color);
    font-weight: 500;
}

.sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.main-content {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
}

.header-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

/* Cards & Tables */
.card {
    background: var(--white);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.table-wrapper {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

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

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

th {
    background-color: #f8fafc;
    font-weight: 500;
    color: #64748b;
}

/* Timeline */
.timeline {
    border-left: 2px solid var(--border-color);
    margin-left: 1rem;
    padding-left: 1.5rem;
    position: relative;
}

.timeline-item {
    margin-bottom: 2rem;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -1.85rem;
    top: 0;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary-color);
    border: 3px solid var(--white);
}

.alert {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #f87171;
}

/* Files List */
.file-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 0.5rem;
}