/**
 * Evita Mobilya B2B Platform - Main Styles
 * Mobile-First Responsive Design
 */

/* ========================================
   CSS Variables & Theme
   ======================================== */
:root {
    /* Brand Colors */
    --primary-color: #5a6c7d;
    --secondary-color: #3498db;
    --accent-color: #e67e22;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --danger-color: #e74c3c;
    --info-color: #3498db;
    
    /* Neutral Colors */
    --white: #ffffff;
    --light-gray: #ecf0f1;
    --gray: #95a5a6;
    --dark-gray: #7f8c8d;
    --darker: #34495e;
    --black: #2c3e50;
    
    /* Text Colors */
    --text-primary: #2c3e50;
    --text-secondary: #7f8c8d;
    --text-light: #95a5a6;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-xxl: 1.5rem;
    --font-size-xxxl: 2rem;
    
    /* Borders */
    --border-radius: 0.375rem;
    --border-radius-sm: 0.25rem;
    --border-radius-lg: 0.5rem;
    --border-color: #dfe6e9;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition: all 0.3s ease;
}

/* ========================================
   Reset & Base Styles
   ======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--light-gray);
    min-height: 100vh;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

h1 { font-size: var(--font-size-xxxl); }
h2 { font-size: var(--font-size-xxl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }
h5 { font-size: var(--font-size-base); }
h6 { font-size: var(--font-size-sm); }

p { margin-bottom: var(--spacing-md); }

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

a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* ========================================
   Layout
   ======================================== */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-md);
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -0.75rem;
}

.col {
    flex: 1;
    padding: 0 0.75rem;
}

/* Grid Columns */
.col-sm-6, .col-md-3, .col-md-4, .col-md-6, .col-md-8, .col-lg-4, .col-lg-6, .col-lg-8, .col-lg-12 {
    padding: 0 0.75rem;
    width: 100%;
}

@media (min-width: 576px) {
    .col-sm-6 { flex: 0 0 50%; max-width: 50%; }
}

@media (min-width: 768px) {
    .col-md-3 { flex: 0 0 25%; max-width: 25%; }
    .col-md-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-md-6 { flex: 0 0 50%; max-width: 50%; }
    .col-md-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
}

@media (min-width: 992px) {
    .col-lg-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
    .col-lg-6 { flex: 0 0 50%; max-width: 50%; }
    .col-lg-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
    .col-lg-12 { flex: 0 0 100%; max-width: 100%; }
}

/* Full width button */
.btn-block {
    display: block;
    width: 100%;
}

/* Page Header */
.page-header {
    margin-bottom: 1.5rem;
}

.page-header h1 {
    margin-bottom: 0.5rem;
    font-size: 1.75rem;
}

.page-header .text-muted {
    margin-bottom: 0;
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
    background: var(--primary-color);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1001;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) 0;
}

.navbar-brand {
    display: flex;
    align-items: center;
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--white);
}

.navbar-brand img {
    height: 40px;
    margin-right: var(--spacing-sm);
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-menu a {
    color: var(--white);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    transition: var(--transition);
    text-decoration: none;
}

.nav-menu a:hover,
.nav-menu a.active {
    background: rgba(255, 255, 255, 0.1);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--white);
    padding: var(--spacing-sm);
}

/* Mobile Navigation for Customer Panel */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 68px;
        left: 0;
        right: 0;
        background: var(--primary-color);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transform: translateY(-150%);
        transition: transform 0.3s ease;
        gap: 0;
    }
    
    .nav-menu.active {
        transform: translateY(0);
    }
    
    .nav-menu a,
    .nav-menu button {
        width: 100%;
        text-align: left;
        margin: var(--spacing-xs) 0;
        display: block;
    }
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.navbar-nav a {
    color: var(--text-primary);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.navbar-nav a:hover,
.navbar-nav a.active {
    background: var(--light-gray);
    text-decoration: none;
}

.navbar-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-color);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .navbar-toggle {
        display: block;
    }
    
    .navbar-nav {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transform: translateX(-100%);
        transition: var(--transition);
    }
    
    .navbar-nav.active {
        transform: translateX(0);
    }
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 500;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    gap: var(--spacing-sm);
    min-height: 40px;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    text-decoration: none;
}

.btn:active {
    transform: translateY(0);
}

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

.btn-primary:hover {
    background: #2980b9;
    color: var(--white);
}

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

.btn-success:hover {
    background: #229954;
    color: var(--white);
}

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

.btn-danger:hover {
    background: #c0392b;
    color: var(--white);
}

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

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

.btn-outline {
    background: transparent;
    border: 2px solid var(--secondary-color);
    color: var(--secondary-color);
}

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

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
    min-height: 32px;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
    min-height: 48px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ========================================
   Forms
   ======================================== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

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

.form-label.required::after {
    content: ' *';
    color: var(--danger-color);
}

.form-control {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
    font-family: var(--font-family);
}

.form-control:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.form-control::placeholder {
    color: var(--text-light);
}

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

/* Fix select dropdown option visibility */
select.form-control option,
select option {
    color: #2c3e50;
    background-color: #ffffff;
    padding: 8px;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2334495e' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-md) center;
    padding-right: calc(var(--spacing-md) * 3);
}

.form-check {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-error {
    color: var(--danger-color);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

.form-help {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

/* ========================================
   Cards
   ======================================== */
.card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.card-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    background: #fafbfc;
}

.card-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin: 0;
}

.card-body {
    padding: var(--spacing-lg);
}

.card-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    background: var(--light-gray);
}

/* Text utilities */
.text-muted {
    color: var(--text-secondary) !important;
}

.text-right {
    text-align: right;
}

/* ========================================
   Tables
   ======================================== */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    width: 100%;
}

.table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    table-layout: fixed;
    min-width: 600px;
}

.table thead {
    background: var(--light-gray);
}

.table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
}

.table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.table tbody tr:hover {
    background: var(--light-gray);
}

.table-striped tbody tr:nth-child(odd) {
    background: #fafafa;
}

/* ========================================
   Badges & Labels
   ======================================== */
.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    text-transform: uppercase;
}

.badge-primary { background: var(--secondary-color); color: var(--white); }
.badge-success { background: var(--success-color); color: var(--white); }
.badge-warning { background: var(--warning-color); color: var(--white); }
.badge-danger { background: var(--danger-color); color: var(--white); }
.badge-secondary { background: var(--gray); color: var(--white); }

/* ========================================
   Alerts
   ======================================== */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid;
}

.alert-success {
    background: #d4edda;
    border-color: var(--success-color);
    color: #155724;
}

.alert-danger {
    background: #f8d7da;
    border-color: var(--danger-color);
    color: #721c24;
}

.alert-warning {
    background: #fff3cd;
    border-color: var(--warning-color);
    color: #856404;
}

.alert-info {
    background: #d1ecf1;
    border-color: var(--info-color);
    color: #0c5460;
}

/* ========================================
   Modal
   ======================================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
}

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

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

/* ========================================
   Utilities
   ======================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--text-secondary); }
.text-success { color: var(--success-color); }
.text-danger { color: var(--danger-color); }
.text-warning { color: var(--warning-color); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.my-4 { margin-top: var(--spacing-xl); margin-bottom: var(--spacing-xl); }

.py-4 { padding-top: var(--spacing-xl); padding-bottom: var(--spacing-xl); }
.px-4 { padding-left: var(--spacing-xl); padding-right: var(--spacing-xl); }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }

.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.align-center { align-items: center; }
.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }

/* Background utilities */
.bg-light { background-color: var(--light-gray); }

/* Auth Pages (Login, Forgot Password, etc.) */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    padding: 2.5rem;
}

.auth-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-logo img {
    max-width: 180px;
    height: auto;
}

.auth-title {
    text-align: center;
    margin-bottom: 0.5rem;
    font-size: 1.5rem;
}

.auth-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.auth-copyright {
    text-align: center;
    margin-top: 1.5rem;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

/* ========================================
   Loading Spinner
   ======================================== */
.spinner {
    border: 3px solid var(--light-gray);
    border-top-color: var(--secondary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 768px) {
    html { font-size: 14px; }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .card-body,
    .card-header,
    .card-footer {
        padding: var(--spacing-md);
    }
    
    .table {
        font-size: 9px;
        table-layout: auto;
        min-width: auto !important;
    }
    
    .table th,
    .table td {
        padding: 0.3rem 0.2rem;
        word-wrap: break-word;
        overflow-wrap: break-word;
        white-space: normal;
        line-height: 1.2;
    }
    
    .table th {
        font-size: 8px;
        font-weight: 600;
    }
    
    .table-responsive {
        min-width: 100%;
        overflow-x: visible !important;
    }
    
    /* Button adjustments for mobile */
    .btn {
        padding: 0.4rem 0.6rem;
        font-size: 0.75rem;
        min-height: 32px;
    }
    
    .btn-lg {
        padding: 0.5rem 0.75rem;
        font-size: 0.8rem;
        white-space: nowrap;
    }
    
    .btn-sm {
        padding: 0.3rem 0.5rem;
        font-size: 0.7rem;
    }
    
    /* Badge adjustments */
    .badge {
        font-size: 0.65rem;
        padding: 0.2rem 0.4rem;
    }
    
    /* Ensure buttons wrap properly on mobile */
    [style*="display: flex"][style*="flex-wrap: wrap"] .btn {
        flex: 0 1 auto;
    }
    
    /* Hide desktop table on mobile */
    .desktop-only {
        display: none !important;
    }
    
    /* Show mobile cards */
    .mobile-only {
        display: block !important;
    }
}

/* Desktop only - hide mobile cards */
.mobile-only {
    display: none;
}

/* Mobile Order Cards */
.order-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    padding: 1rem;
    box-shadow: var(--shadow-sm);
}

.order-card:last-child {
    margin-bottom: 0;
}

.order-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.order-card-header strong {
    font-size: 0.9rem;
    color: var(--text-primary);
}

.order-card-body {
    margin-bottom: 0.5rem;
}

.order-card-row {
    display: flex;
    justify-content: space-between;
    padding: 0.25rem 0;
    font-size: 0.85rem;
}

.order-card-label {
    color: var(--text-muted);
    font-weight: 500;
}

.order-card-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-color);
}

.order-card-actions .btn {
    flex: 1;
    min-width: 80px;
}

/* ========================================
   Site Footer
   ======================================== */
.site-footer {
    background: #5a6c7d;
    color: white;
    padding: 2.5rem 0 1.5rem;
    margin-top: auto;
    width: 100%;
}

/* Minimalistic Footer */
.footer-content-minimal {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 1.5rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-brand-minimal {
    display: flex;
    align-items: center;
}

.footer-logo {
    height: 24px;
    width: auto;
    max-width: 100px;
}

.footer-contact-minimal p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    line-height: 1.6;
    margin: 0;
    text-align: right;
}

.footer-bottom {
    text-align: center;
    padding-top: 0;
}

.footer-bottom small {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
}

/* Footer Mobile Styles */
@media (max-width: 768px) {
    .site-footer {
        padding: 1.5rem 1rem 1rem;
    }
    
    .footer-content-minimal {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
    
    .footer-logo {
        height: 20px;
        max-width: 80px;
    }
    
    .footer-contact-minimal p {
        text-align: center;
        font-size: 0.8rem;
    }
    
    .footer-bottom {
        padding-top: 0.75rem;
    }
    
    .footer-bottom small {
        font-size: 0.8rem;
    }
}

@media print {
    .no-print {
        display: none !important;
    }
}