/* Editorial/Magazine Design - Strong Typography & Asymmetric Layouts */

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

:root {
    /* Editorial Color Palette */
    --bg-cream: #F5F2EB;
    --bg-white: #FFFFFF;
    --bg-light: #FAF8F3;
    --text-primary: #1A1A1A;
    --text-secondary: #4A4A4A;
    --text-muted: #8A8A8A;
    --accent-terracotta: #C86E4B;
    --accent-terracotta-dark: #A85A3B;
    --accent-forest: #2D5A4A;
    --border-subtle: #E5E2DA;
    --border-strong: #D4D0C6;
    
    /* Typography Scale */
    --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing Scale */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
}

body {
    font-family: var(--font-body);
    background: var(--bg-cream);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Editorial Grid Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(to right, var(--border-subtle) 1px, transparent 1px),
        linear-gradient(to bottom, var(--border-subtle) 1px, transparent 1px);
    background-size: 80px 80px;
    opacity: 0.3;
    pointer-events: none;
    z-index: -1;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-xl);
}

/* Header - Editorial Style */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-3xl);
    padding-bottom: var(--space-lg);
    border-bottom: 3px solid var(--text-primary);
    animation: slideDown 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

header h1 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.1;
    color: var(--text-primary);
}

header h1 span {
    display: block;
    font-size: 0.9rem;
    font-family: var(--font-body);
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: var(--space-xs);
}

/* Login Card - Editorial Style */
.login-card {
    background: var(--bg-white);
    padding: var(--space-3xl);
    max-width: 480px;
    margin: 120px auto;
    border: 1px solid var(--border-strong);
    box-shadow: var(--shadow-xl);
    animation: scaleIn 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent-terracotta);
}

.login-card h1 {
    font-family: var(--font-display);
    font-size: 2.25rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--space-2xl);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

/* Main Content - Asymmetric Layout */
.content {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: var(--space-2xl);
    animation: fadeIn 0.8s ease-out 0.2s both;
}

@media (max-width: 1024px) {
    .content {
        grid-template-columns: 1fr;
    }
}

/* Section Cards - Editorial Style */
.form-section,
.items-section {
    background: var(--bg-white);
    padding: var(--space-2xl);
    border: 1px solid var(--border-strong);
    box-shadow: var(--shadow-md);
    animation: slideIn 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.form-section:hover,
.items-section:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.form-section h2,
.items-section h2 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: var(--space-xl);
    letter-spacing: -0.01em;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-primary);
}

.form-section h2 svg,
.items-section h2 svg {
    width: 24px;
    height: 24px;
    color: var(--accent-terracotta);
}

/* Form Elements - Editorial Style */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-sm);
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group textarea {
    width: 100%;
    padding: var(--space-md) var(--space-lg);
    border: 2px solid var(--border-subtle);
    border-radius: 0;
    font-family: var(--font-body);
    font-size: 1rem;
    background: var(--bg-light);
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
    font-style: italic;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-terracotta);
    background: var(--bg-white);
    box-shadow: 0 0 0 3px rgba(200, 110, 75, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.7;
}

/* File Input - Editorial Style */
.form-group input[type="file"] {
    width: 100%;
    padding: var(--space-md);
    border: 2px dashed var(--border-strong);
    background: var(--bg-light);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: var(--font-body);
}

.form-group input[type="file"]:hover {
    border-color: var(--accent-terracotta);
    background: var(--bg-white);
}

.form-group input[type="file"]::file-selector-button {
    background: var(--text-primary);
    color: var(--bg-white);
    border: none;
    padding: var(--space-sm) var(--space-lg);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: pointer;
    margin-right: var(--space-md);
    transition: all 0.2s ease;
}

.form-group input[type="file"]::file-selector-button:hover {
    background: var(--accent-terracotta);
}

/* Image Preview */
.image-preview {
    margin-top: var(--space-md);
}

.image-preview img {
    max-width: 100%;
    max-height: 200px;
    border: 1px solid var(--border-subtle);
    display: block;
}

/* Buttons - Editorial Style */
.form-actions {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.btn {
    padding: var(--space-md) var(--space-xl);
    border: none;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    border-radius: 0;
}

.btn:active {
    transform: translateY(1px);
}

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

.btn-primary {
    background: var(--accent-terracotta);
    color: var(--bg-white);
}

.btn-primary:hover {
    background: var(--accent-terracotta-dark);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background: var(--bg-light);
    border-color: var(--text-primary);
}

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

.btn-danger:hover {
    background: var(--accent-terracotta);
}

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

.btn-success:hover {
    background: #1E3D32;
}

/* Items List - Editorial Style */
.items-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    max-height: 600px;
    overflow-y: auto;
    padding-right: var(--space-sm);
}

.items-list::-webkit-scrollbar {
    width: 8px;
}

.items-list::-webkit-scrollbar-track {
    background: var(--bg-light);
}

.items-list::-webkit-scrollbar-thumb {
    background: var(--border-strong);
}

.items-list::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Item Card - Editorial Style */
.item-card {
    background: var(--bg-white);
    border: 1px solid var(--border-subtle);
    padding: var(--space-xl);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    animation: slideInItem 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.item-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--accent-terracotta);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.item-card:hover {
    border-color: var(--border-strong);
    box-shadow: var(--shadow-lg);
    transform: translateX(4px);
}

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

.item-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    letter-spacing: -0.01em;
    line-height: 1.3;
    color: var(--text-primary);
}

.item-card p {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
    font-size: 0.95rem;
}

.item-card img {
    max-width: 100%;
    max-height: 220px;
    border: 1px solid var(--border-subtle);
    margin-bottom: var(--space-lg);
}

.item-actions {
    display: flex;
    gap: var(--space-sm);
}

.item-actions button {
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.8rem;
}

/* Empty State - Editorial Style */
.empty-state {
    text-align: center;
    padding: var(--space-3xl) var(--space-xl);
    color: var(--text-muted);
    background: var(--bg-light);
    border: 2px dashed var(--border-subtle);
    animation: fadeIn 0.6s ease-out;
}

.empty-state span {
    font-size: 3rem;
    display: block;
    margin-bottom: var(--space-md);
}

.empty-state p {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-style: italic;
    color: var(--text-secondary);
}

/* Error Message */
.error {
    display: none;
    color: var(--accent-terracotta);
    margin-top: var(--space-lg);
    text-align: center;
    font-size: 0.9rem;
    padding: var(--space-md);
    background: rgba(200, 110, 75, 0.1);
    border: 1px solid var(--accent-terracotta);
    animation: shake 0.5s ease-in-out;
}

/* Loading Spinner */
.loading {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInItem {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-8px); }
    40%, 80% { transform: translateX(8px); }
}

/* Toast Notification - Editorial Style */
.toast {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    padding: var(--space-md) var(--space-xl);
    background: var(--accent-forest);
    color: var(--bg-white);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.02em;
    box-shadow: var(--shadow-lg);
    animation: slideInToast 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1000;
}

.toast.error {
    background: var(--accent-terracotta);
}

@keyframes slideInToast {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Focus States for Accessibility */
*:focus-visible {
    outline: 3px solid var(--accent-terracotta);
    outline-offset: 2px;
}

/* Selection Styling */
::selection {
    background: var(--accent-terracotta);
    color: var(--bg-white);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: var(--space-lg);
    }
    
    header {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
        padding-bottom: var(--space-md);
    }
    
    header h1 {
        font-size: 2rem;
    }
    
    .login-card {
        padding: var(--space-xl);
        margin: 80px auto;
    }
    
    .login-card h1 {
        font-size: 1.75rem;
    }
    
    .form-section,
    .items-section {
        padding: var(--space-xl);
    }
    
    .form-section h2,
    .items-section h2 {
        font-size: 1.5rem;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .item-actions {
        flex-direction: column;
    }
    
    .item-actions button {
        width: 100%;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.5rem;
    }
    
    .item-card {
        padding: var(--space-lg);
    }
    
    .item-card h3 {
        font-size: 1.25rem;
    }
}

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