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

:root {
    /* Color Palette */
    --bg-primary: #0B0F19;
    --bg-secondary: #111827;
    --text-primary: #F9FAFB;
    --text-secondary: #9CA3AF;
    --accent-blue: #3B82F6;
    --accent-blue-hover: #2563EB;
    --accent-purple: #8B5CF6;
    --accent-purple-hover: #7C3AED;
    --accent-green: #10B981;
    --accent-green-hover: #059669;
    --accent-red: #EF4444;
    --accent-red-hover: #DC2626;
    --warning: #F59E0B;
    
    /* Glassmorphism */
    --glass-bg: rgba(30, 41, 59, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    
    /* Variables */
    --border-radius-lg: 20px;
    --border-radius-md: 12px;
    --border-radius-sm: 8px;
    --transition-speed: 0.3s;
}

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

body {
    font-family: 'Outfit', sans-serif;
    background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    letter-spacing: 0.5px;
}

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

a:hover {
    color: var(--accent-blue-hover);
}

/* Layout Utilities */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 0;
}

.main-container {
    width: 90%;
    max-width: 800px;
    margin: 40px auto;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--glass-shadow);
    padding: 40px;
    display: flex;
    flex-direction: column;
}

.center-flex {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Topbar / Header */
.topbar {
    background: rgba(11, 15, 25, 0.8);
    backdrop-filter: blur(15px);
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    position: sticky;
    top: 0;
    z-index: 100;
}

.topbar h1 {
    font-size: 20px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.topbar h1 span {
    color: var(--accent-blue);
}

/* Grid & Cards */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.premium-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 25px;
    transition: all var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
}

.premium-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 4px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
    opacity: 0;
    transition: opacity var(--transition-speed);
}

.premium-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.15);
}

.premium-card:hover::before {
    opacity: 1;
}

.premium-card h3 {
    font-size: 19px;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.premium-card p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 20px;
    font-size: 15px;
    font-weight: 500;
    color: #fff !important;
    border-radius: var(--border-radius-md);
    text-decoration: none;
    transition: all var(--transition-speed) ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

.btn-primary { background: linear-gradient(135deg, var(--accent-blue), var(--accent-blue-hover)); }
.btn-success { background: linear-gradient(135deg, var(--accent-green), var(--accent-green-hover)); }
.btn-danger { background: linear-gradient(135deg, var(--accent-red), var(--accent-red-hover)); }
.btn-purple { background: linear-gradient(135deg, var(--accent-purple), var(--accent-purple-hover)); }

.btn-rounded {
    border-radius: 50px;
    padding: 10px 20px;
}

/* Forms & Inputs */
.form-group {
    margin-bottom: 24px;
    width: 100%;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.form-control {
    width: 100%;
    padding: 15px;
    background: rgba(11, 15, 25, 0.6);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    font-size: 16px;
    font-family: inherit;
    transition: all var(--transition-speed);
}

.form-control:focus {
    border-color: var(--accent-blue);
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
    background: rgba(11, 15, 25, 0.8);
}

/* Radio Buttons Custom */
.radio-group {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 15px;
    color: var(--text-secondary);
    transition: color 0.2s;
}

.form-check:hover {
    color: var(--text-primary);
}

.form-check input[type="radio"] {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--text-secondary);
    border-radius: 50%;
    margin: 0;
    cursor: pointer;
    position: relative;
    transition: all 0.2s;
}

.form-check input[type="radio"]:checked {
    border-color: var(--accent-blue);
}

.form-check input[type="radio"]:checked::after {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 10px; height: 10px;
    background: var(--accent-blue);
    border-radius: 50%;
}

/* Tables */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--border-radius-md);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.premium-table {
    width: 100%;
    border-collapse: collapse;
    background: rgba(30, 41, 59, 0.4);
    backdrop-filter: blur(10px);
}

/* External Links for Tables */
.external-links {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 15px;
    font-size: 12px;
}

.external-links a {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 2px 6px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.05);
    transition: all 0.2s ease;
}

.external-links a:hover {
    color: var(--accent-blue);
    background: rgba(59, 130, 246, 0.1);
    transform: translateY(-1px);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.pagination .page-item {
    list-style: none;
}

.pagination .page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--glass-bg);
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    border: 1px solid var(--glass-border);
    transition: all var(--transition-speed);
}

.pagination .page-item.active .page-link {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    box-shadow: 0 4px 10px rgba(59, 130, 246, 0.4);
}

.pagination .page-link:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.premium-table th {
    background: rgba(15, 23, 42, 0.8);
    color: var(--accent-blue);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 13px;
    letter-spacing: 1px;
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
}

.premium-table td {
    padding: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    font-size: 14px;
}

.premium-table tr:last-child td {
    border-bottom: none;
}

.premium-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* Alerts & Badges */
.alert {
    padding: 15px 20px;
    border-radius: var(--border-radius-md);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    font-weight: 500;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-left: 4px solid var(--warning);
    color: #FCD34D;
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border-left: 4px solid var(--accent-red);
    color: #FCA5A5;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-left: 4px solid var(--accent-green);
    color: #6EE7B7;
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-left: 4px solid var(--accent-blue);
    color: #93C5FD;
}

.badge {
    padding: 4px 10px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    display: inline-block;
}

.badge-success { background: rgba(16, 185, 129, 0.2); color: #6EE7B7; border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-danger { background: rgba(239, 68, 68, 0.2); color: #FCA5A5; border: 1px solid rgba(239, 68, 68, 0.3); }

/* Footer */
.footer {
    margin-top: auto;
    padding: 24px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
    border-top: 1px solid var(--glass-border);
    background: rgba(11, 15, 25, 0.4);
}

.footer a {
    font-weight: 500;
}

/* Utilities */
.text-center { text-align: center; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }

.section-title {
    font-size: 22px;
    color: var(--text-primary);
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* Responsive */
@media (max-width: 768px) {
    .container { width: 95%; padding: 20px 0; }
    .main-container { width: 95%; padding: 25px; }
    .topbar { padding: 12px 20px; flex-direction: column; gap: 15px; }
    .grid { grid-template-columns: 1fr; }
}

/* Product Search Specifics */
.listino { font-weight: bold; color: var(--accent-green); }
.copy-icon { margin-left: 8px; cursor: pointer; color: var(--text-secondary); transition: color 0.2s; }
.copy-icon:hover { color: var(--accent-blue); }
.external-links { display: flex; flex-direction: column; gap: 5px; margin-top: 5px; }
.external-links a { font-size: 12px; color: var(--text-secondary); }
.external-links a:hover { color: var(--text-primary); }

.product-img { max-width: 80px; max-height: 80px; object-fit: contain; border-radius: 8px; cursor: pointer; transition: transform 0.3s ease; }
.product-img:hover { transform: scale(1.1); box-shadow: 0 4px 8px rgba(0,0,0,0.3); }

/* Pagination */
.pagination { display: flex; justify-content: center; margin: 24px 0; gap: 8px; }
.page-link { background: rgba(15, 23, 42, 0.8); color: var(--text-primary); padding: 8px 14px; border-radius: 8px; text-decoration: none; transition: all 0.2s; font-weight: 500; }
.page-link:hover { background: var(--accent-blue); color: #fff; }
.page-link.active { background: linear-gradient(135deg, var(--accent-green), var(--accent-green-hover)); color: white; }

/* Popup Modal */
.popup { display: none; position: fixed; z-index: 1000; left: 0; top: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.8); backdrop-filter: blur(8px); }
.popup-content {
    background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary)); margin: 5% auto; padding: 30px;
    border-radius: var(--border-radius-lg); width: 90%; max-width: 500px; text-align: center;
    border: 1px solid var(--accent-blue); box-shadow: 0 20px 40px rgba(0,0,0,0.6); position: relative;
}
.close-popup { color: var(--text-secondary); position: absolute; right: 20px; top: 15px; font-size: 28px; cursor: pointer; transition: color 0.2s; }
.close-popup:hover { color: var(--text-primary); }
.popup-image { max-width: 100%; border-radius: var(--border-radius-md); margin-bottom: 20px; }
.popup-title { font-weight: bold; font-size: 18px; margin-bottom: 10px; color: var(--text-primary); }
.popup-listino { color: var(--accent-green); font-size: 1.2em; font-weight: bold; margin-bottom: 20px; }

/* Link Highlight */
a.active-link { background-color: var(--accent-blue); color: #fff !important; padding: 2px 6px; border-radius: 4px; font-weight: bold; text-decoration: none; }

/* List Items (Categories) */
.category-list { list-style-type: none; margin-bottom: 24px; display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 15px; }
.category-item { padding: 15px 20px; background: rgba(30, 41, 59, 0.5); border: 1px solid rgba(255,255,255,0.05); border-radius: var(--border-radius-md); transition: all 0.3s ease; display: flex; align-items: center; }
.category-item:hover { background: rgba(59, 130, 246, 0.2); border-color: rgba(59, 130, 246, 0.4); transform: translateX(5px); }
.category-link { color: var(--text-primary); text-decoration: none; font-size: 16px; font-weight: 500; display: flex; align-items: center; gap: 10px; width: 100%; }
.category-link i { color: var(--accent-purple); }

/* Custom File Upload Forms */
.custom-form { margin-top: 20px; }
.file-input-wrapper {
    position: relative;
    width: 100%;
    margin-bottom: 20px;
    border: 2px dashed rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-md);
    transition: all 0.3s;
}
.file-input-wrapper:hover {
    border-color: var(--accent-blue);
    background: rgba(59, 130, 246, 0.05);
}
.file-input-wrapper input[type="file"] {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0;
    cursor: pointer;
}
.file-input-wrapper label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    color: var(--text-secondary);
    gap: 15px;
    font-size: 16px;
    pointer-events: none;
}
.file-input-wrapper label i {
    font-size: 32px;
    color: var(--accent-blue);
}
.file-input-wrapper.file-selected label {
    color: var(--text-primary);
}
.file-input-wrapper.file-selected {
    border-style: solid;
    border-color: var(--accent-green);
    background: rgba(16, 185, 129, 0.05);
}

/* Progress Bars */
.progress-container { margin-top: 25px; }
.progress-bar-bg {
    width: 100%;
    height: 24px;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
    border-radius: 12px;
    transition: width 0.3s ease;
}
.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 12px;
    font-weight: 700;
    color: #fff;
    text-shadow: 0 1px 3px rgba(0,0,0,0.8);
}
.glass-panel { background: var(--glass-bg); backdrop-filter: blur(10px); border: 1px solid var(--glass-border); padding: 20px; }

/* -------------------------------------- */
/* LIGHT MODE THEME                       */
/* -------------------------------------- */
[data-theme="light"] {
    --bg-primary: #F3F6F9;
    --bg-secondary: #FFFFFF;
    --text-primary: #1F2937;
    --text-secondary: #4B5563;
    
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(0, 0, 0, 0.1);
    --glass-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .topbar {
    background: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid var(--glass-border);
}

[data-theme="light"] .topbar h1 {
    color: var(--text-primary);
}

[data-theme="light"] .premium-card {
    background: var(--glass-bg);
}

[data-theme="light"] .form-control {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0,0,0,0.2);
    color: var(--text-primary);
}

[data-theme="light"] .form-control:focus {
    background: #FFFFFF;
}

[data-theme="light"] .premium-table {
    background: rgba(255, 255, 255, 0.8);
}

[data-theme="light"] .premium-table th {
    background: rgba(243, 244, 246, 0.9);
    color: var(--accent-blue);
    border-bottom: 2px solid var(--glass-border);
}

[data-theme="light"] .premium-table td {
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .premium-table tr:hover td {
    background: rgba(0, 0, 0, 0.02);
}

[data-theme="light"] .page-link {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
}

[data-theme="light"] .page-link:hover {
    background: rgba(243, 244, 246, 1);
}

[data-theme="light"] .footer {
    background: rgba(255, 255, 255, 0.8);
    color: var(--text-secondary);
}

[data-theme="light"] .category-item {
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(0,0,0,0.1);
}

[data-theme="light"] .file-input-wrapper {
    border: 2px dashed rgba(0, 0, 0, 0.2);
}

[data-theme="light"] .popup-content {
    background: #FFFFFF;
    border: 1px solid rgba(0,0,0,0.1);
}

[data-theme="light"] .close-popup {
    color: var(--text-secondary);
}
[data-theme="light"] .close-popup:hover {
    color: var(--text-primary);
}

/* Theme Toggle Button */
.theme-toggle-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-size: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--glass-shadow);
    z-index: 9999;
    transition: all var(--transition-speed);
    backdrop-filter: blur(10px);
}

.theme-toggle-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
    background: var(--accent-blue);
    color: white;
}

[data-theme="light"] .theme-toggle-btn {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}
[data-theme="light"] .theme-toggle-btn:hover {
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}