/**
 * ExpanScience Envanter - Modern Tasarım Sistemi
 * Tutarlı, profesyonel ve güncel arayüz için özel stiller
 */

/* ===== Google Fonts ===== */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

/* ===== Tasarım Değişkenleri ===== */
:root {
    /* Renk paleti */
    --envanter-primary: #2563eb;
    --envanter-primary-hover: #1d4ed8;
    --envanter-primary-light: #eff6ff;
    --envanter-secondary: #64748b;
    --envanter-success: #10b981;
    --envanter-success-light: #ecfdf5;
    --envanter-danger: #ef4444;
    --envanter-danger-light: #fef2f2;
    --envanter-warning: #f59e0b;
    --envanter-info: #0ea5e9;

    /* Arka planlar */
    --envanter-bg: #f8fafc;
    --envanter-bg-card: #ffffff;
    --envanter-navbar-bg: #1e293b;
    --envanter-navbar-bg-hover: rgba(255, 255, 255, 0.08);

    /* Tipografi */
    --envanter-font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --envanter-text: #334155;
    --envanter-text-muted: #64748b;
    --envanter-heading: #0f172a;

    /* Spacing & Radius */
    --envanter-radius: 0.5rem;
    --envanter-radius-lg: 0.75rem;
    --envanter-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
    --envanter-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --envanter-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);

    /* Navbar */
    --envanter-navbar-height: 60px;
    --envanter-nav-link-padding-x: 1rem;
}

/* ===== Genel ===== */
* {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    min-height: 100vh;
    font-family: var(--envanter-font);
    font-size: 0.9375rem;
    color: var(--envanter-text);
    background-color: var(--envanter-bg);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--envanter-heading);
    font-weight: 600;
}

/* ===== Layout ===== */
.envanter-main {
    padding-top: 1.5rem;
    padding-bottom: 3rem;
}

/* ===== Navbar ===== */
.envanter-navbar {
    min-height: var(--envanter-navbar-height);
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
    background-color: var(--envanter-navbar-bg) !important;
    box-shadow: var(--envanter-shadow);
}

.envanter-navbar .navbar-brand {
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: -0.02em;
}

.envanter-nav-links .nav-link {
    white-space: nowrap;
    padding: 0.5rem var(--envanter-nav-link-padding-x);
    font-size: 0.9rem;
    font-weight: 500;
    line-height: 1.5;
    border-radius: var(--envanter-radius);
    transition: background-color 0.2s ease, color 0.2s ease;
}

.envanter-nav-links .nav-link:hover {
    background-color: var(--envanter-navbar-bg-hover);
}

.envanter-nav-links .nav-link.active {
    font-weight: 600;
    background-color: rgba(255, 255, 255, 0.12);
}

.envanter-nav-links .dropdown-menu {
    border: none;
    box-shadow: var(--envanter-shadow-lg);
    padding: 0.5rem 0;
    border-radius: var(--envanter-radius);
}

.envanter-nav-links .dropdown-item {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.envanter-nav-links .dropdown-item:hover,
.envanter-nav-links .dropdown-item:focus {
    background-color: rgba(255, 255, 255, 0.08);
}

.envanter-nav-links .dropdown-item.active {
    background-color: rgba(255, 255, 255, 0.15);
}

.envanter-nav-user {
    flex-shrink: 0;
}

.envanter-user-name {
    font-size: 0.9rem;
    font-weight: 600;
}

.envanter-user-email {
    font-size: 0.75rem;
    opacity: 0.85;
}

/* ===== Alert'ler ===== */
.alert {
    border: none;
    border-radius: var(--envanter-radius);
    font-weight: 500;
}

.alert-success {
    background-color: var(--envanter-success-light);
    color: #047857;
}

.alert-danger {
    background-color: var(--envanter-danger-light);
    color: #b91c1c;
}

.alert ul {
    padding-left: 1.25rem;
}

/* ===== Sayfa Başlığı ===== */
.page-header {
    margin-bottom: 1.5rem;
}

.page-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.page-header .page-subtitle {
    color: var(--envanter-text-muted);
    font-size: 0.9rem;
}

/* ===== Kartlar ===== */
.content-card {
    background: var(--envanter-bg-card);
    border: none;
    border-radius: var(--envanter-radius-lg);
    box-shadow: var(--envanter-shadow);
    overflow: hidden;
    transition: box-shadow 0.2s ease;
}

.content-card:hover {
    box-shadow: var(--envanter-shadow-md);
}

.content-card .card-body {
    padding: 1.5rem;
}

/* Stat kartları - Dashboard */
.stat-card {
    background: var(--envanter-bg-card);
    border: none;
    border-radius: var(--envanter-radius-lg);
    box-shadow: var(--envanter-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    overflow: hidden;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--envanter-shadow-md);
}

.stat-card .card-body {
    padding: 1.25rem 1.5rem;
}

.stat-card .stat-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--envanter-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--envanter-primary);
    line-height: 1.2;
}

.stat-card.stat-success .stat-value { color: var(--envanter-success); }
.stat-card.stat-info .stat-value { color: var(--envanter-info); }
.stat-card.stat-warning .stat-value { color: var(--envanter-warning); }

/* ===== Tablolar ===== */
.data-table {
    margin-bottom: 0;
}

.data-table thead th {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--envanter-text-muted);
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #e2e8f0;
    background-color: #f8fafc;
}

.data-table tbody td {
    padding: 0.875rem 1rem;
    vertical-align: middle;
}

.data-table tbody tr {
    transition: background-color 0.15s ease;
}

.data-table tbody tr:hover {
    background-color: #f8fafc;
}

.data-table .empty-state {
    padding: 2.5rem 1rem;
    color: var(--envanter-text-muted);
    font-size: 0.9rem;
}

/* Badge'ler */
.badge {
    font-weight: 500;
    font-size: 0.7rem;
    padding: 0.35em 0.65em;
    border-radius: 0.375rem;
}

/* ===== Formlar ===== */
.form-label {
    font-weight: 500;
    color: var(--envanter-heading);
    margin-bottom: 0.375rem;
}

.form-control,
.form-select {
    border-radius: var(--envanter-radius);
    border-color: #e2e8f0;
    padding: 0.5rem 0.75rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--envanter-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-control::placeholder {
    color: #94a3b8;
}

/* ===== Butonlar ===== */
.btn {
    font-weight: 500;
    border-radius: var(--envanter-radius);
    transition: all 0.2s ease;
}

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

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

.btn-outline-primary {
    border-color: #cbd5e1;
    color: var(--envanter-primary);
}

.btn-outline-primary:hover {
    background-color: var(--envanter-primary-light);
    border-color: var(--envanter-primary);
    color: var(--envanter-primary-hover);
}

.btn-outline-secondary {
    border-color: #e2e8f0;
    color: var(--envanter-text);
}

.btn-outline-secondary:hover {
    background-color: #f1f5f9;
    border-color: #cbd5e1;
}

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

.btn-sm {
    font-size: 0.8125rem;
    padding: 0.25rem 0.6rem;
}

/* ===== Filtre Alanı ===== */
.filter-bar {
    background: #f8fafc;
    border-radius: var(--envanter-radius);
    padding: 1rem;
    margin-bottom: 1.25rem;
}

.filter-bar .form-control {
    background: white;
}

/* ===== Pagination ===== */
.pagination {
    margin-top: 1.25rem;
    margin-bottom: 0;
}

.pagination .page-link {
    border-radius: var(--envanter-radius) !important;
    font-weight: 500;
}

/* ===== Login Sayfası ===== */
.envanter-login-card {
    border: none;
    border-radius: var(--envanter-radius-lg);
    box-shadow: var(--envanter-shadow-lg);
    overflow: hidden;
}

.envanter-login-header {
    background: linear-gradient(135deg, var(--envanter-navbar-bg) 0%, #334155 100%);
    color: white;
    padding: 2rem;
    text-align: center;
}

.envanter-login-header h1 {
    color: white;
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.envanter-login-body {
    padding: 2rem;
}

/* ===== Responsive ===== */
@media (max-width: 991.98px) {
    .navbar-collapse {
        margin-top: 0.75rem;
        padding-top: 0.75rem;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .content-card .card-body {
        padding: 1.25rem;
    }
}

@media (max-width: 575.98px) {
    .page-header h1 {
        font-size: 1.25rem;
    }

    .stat-card .stat-value {
        font-size: 1.5rem;
    }
}