/* ========================================
   VScript Share - Styles
   Medieval Fantasy Theme for Ultima Online Sagas
   ======================================== */

/* ========================================
   CSS Variables & Theme
   ======================================== */
:root {
    /* Medieval Fantasy Palette */
    --color-primary: #8B0000;
    --color-primary-dark: #5C0000;
    --color-secondary: #D4AF37;
    --color-secondary-dark: #B8960F;
    --color-accent: #C9A227;

    /* Background Colors */
    --color-bg-dark: #0D0B08;
    --color-bg: #1A1510;
    --color-bg-light: #252018;
    --color-bg-panel: #1E1914;

    /* Text Colors */
    --color-text: #F5E6D3;
    --color-text-muted: #A89A85;
    --color-text-dark: #6B5F4F;

    /* Border & Accent */
    --color-border: #4A4A4A;
    --color-border-light: #5A5040;
    --color-border-gold: #8B7355;

    /* Canvas Colors */
    --canvas-bg: #1A1A1A;
    --canvas-grid-minor: #2D2D2D;
    --canvas-grid-major: #404040;

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(212, 175, 55, 0.2);

    /* Fonts */
    --font-display: 'Cinzel', serif;
    --font-body: 'Crimson Text', serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

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

html, body {
    height: 100%;
    overflow: hidden;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    background-image:
        radial-gradient(ellipse at top, rgba(139, 0, 0, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at bottom, rgba(212, 175, 55, 0.03) 0%, transparent 50%);
}

/* ========================================
   Layout
   ======================================== */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* ========================================
   Header
   ======================================== */
.header {
    background: linear-gradient(180deg, var(--color-bg-light) 0%, var(--color-bg) 100%);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-sm) var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 100;
    flex-shrink: 0;
}

.header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg,
        transparent 0%,
        var(--color-secondary) 20%,
        var(--color-secondary) 80%,
        transparent 100%);
    opacity: 0.5;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.logo-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--radius-md);
    border: 2px solid var(--color-secondary);
    box-shadow: var(--shadow-glow);
}

.logo-icon svg {
    width: 20px;
    height: 20px;
    fill: var(--color-secondary);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: 0.05em;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    line-height: 1.2;
}

.logo-subtitle {
    font-size: 0.65rem;
    color: var(--color-secondary);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    gap: var(--space-sm);
}

.nav-btn {
    font-family: var(--font-display);
    font-size: 0.8rem;
    padding: var(--space-xs) var(--space-md);
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

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

.nav-btn-github {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.nav-btn-github svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

/* ========================================
   Community Browser Section
   ======================================== */
.community-browser {
    background: var(--color-bg-panel);
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}

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

.browser-title {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.browser-title svg {
    opacity: 0.8;
}

.browser-controls {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* Search Box */
.search-box {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--space-xs) var(--space-sm);
    transition: border-color 0.2s ease;
}

.search-box:focus-within {
    border-color: var(--color-secondary);
}

.search-box svg {
    opacity: 0.5;
    flex-shrink: 0;
}

.search-box input {
    background: transparent;
    border: none;
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 0.9rem;
    width: 180px;
    outline: none;
}

.search-box input::placeholder {
    color: var(--color-text-dark);
}

/* Tag Filter */
.tag-filter {
    display: flex;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

.tag-btn {
    font-family: var(--font-body);
    font-size: 0.75rem;
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: capitalize;
}

.tag-btn:hover {
    border-color: var(--color-border-light);
    color: var(--color-text);
}

.tag-btn.active {
    background: var(--color-primary-dark);
    border-color: var(--color-primary);
    color: var(--color-text);
}

/* Browser Actions */
.browser-actions {
    display: flex;
    gap: var(--space-sm);
}

.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.btn-icon svg {
    width: 18px;
    height: 18px;
}

.btn-outline {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: transparent;
    border: 1px solid var(--color-secondary);
    color: var(--color-secondary);
    border-radius: var(--radius-sm);
    font-family: var(--font-display);
    font-size: 0.75rem;
    text-decoration: none;
    transition: all 0.2s ease;
}

.btn-outline:hover {
    background: rgba(212, 175, 55, 0.1);
    box-shadow: var(--shadow-glow);
}

/* Scripts Container */
.scripts-container {
    padding: var(--space-md) var(--space-lg);
    max-height: 180px;
    overflow-y: auto;
    position: relative;
}

.scripts-loading,
.scripts-error,
.scripts-empty {
    display: none;
    text-align: center;
    padding: var(--space-lg);
    color: var(--color-text-muted);
}

.scripts-loading.active,
.scripts-error.active,
.scripts-empty.active {
    display: block;
}

.scripts-error {
    color: var(--color-primary);
}

.scripts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-sm);
}

.scripts-grid:empty + .scripts-empty {
    display: block;
}

/* Script Card */
.script-card {
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--space-sm) var(--space-md);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
}

.script-card:hover {
    border-color: var(--color-secondary);
    background: var(--color-bg-light);
    transform: translateY(-1px);
}

.script-card.selected {
    border-color: var(--color-secondary);
    background: rgba(212, 175, 55, 0.1);
}

.script-card-info {
    flex: 1;
    min-width: 0;
}

.script-card-name {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.script-card-meta {
    font-size: 0.7rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: 2px;
}

.script-card-meta svg {
    width: 12px;
    height: 12px;
    fill: currentColor;
}

.script-card-meta span {
    display: flex;
    align-items: center;
    gap: 3px;
}

.script-card-author {
    color: var(--color-secondary);
}

.script-card-version {
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    font-size: 0.65rem;
}

.script-card-tags {
    display: flex;
    gap: 4px;
    flex-shrink: 0;
}

.script-tag {
    font-size: 0.6rem;
    padding: 2px 6px;
    background: var(--color-bg);
    border-radius: 10px;
    color: var(--color-text-dark);
    text-transform: capitalize;
}

.script-tag.combat { background: rgba(204, 51, 51, 0.2); color: #CC3333; }
.script-tag.crafting { background: rgba(230, 179, 51, 0.2); color: #E6B333; }
.script-tag.farming { background: rgba(77, 179, 77, 0.2); color: #4DB34D; }
.script-tag.utility { background: rgba(102, 153, 230, 0.2); color: #6699E6; }
.script-tag.trading { background: rgba(212, 175, 55, 0.2); color: #D4AF37; }
.script-tag.training { background: rgba(153, 51, 204, 0.2); color: #9933CC; }
.script-tag.helpers { background: rgba(51, 153, 153, 0.2); color: #339999; }

/* Loading Spinner */
.loading-spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-secondary);
    border-radius: 50%;
    margin: 0 auto var(--space-sm);
    animation: spin 1s linear infinite;
}

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

/* ========================================
   Main Content
   ======================================== */
.main-content {
    flex: 1;
    display: flex;
    overflow: hidden;
    min-height: 0;
}

/* ========================================
   Left Panel (JSON Input)
   ======================================== */
.panel-left {
    width: 320px;
    min-width: 250px;
    max-width: 450px;
    background: var(--color-bg-panel);
    border-right: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    resize: horizontal;
    overflow: hidden;
}

.panel-header {
    padding: var(--space-sm) var(--space-md);
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg-light);
}

.panel-title {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-secondary);
    margin-bottom: 2px;
}

.panel-subtitle {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.panel-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: var(--space-sm);
    gap: var(--space-sm);
    overflow-y: auto;
}

/* Drop Area */
.drop-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg-dark);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.drop-area:hover {
    border-color: var(--color-secondary);
    background: rgba(212, 175, 55, 0.05);
    color: var(--color-secondary);
}

.drop-area.drag-over {
    border-color: var(--color-secondary);
    background: rgba(212, 175, 55, 0.1);
    color: var(--color-secondary);
}

.drop-area svg {
    margin-bottom: var(--space-xs);
    opacity: 0.7;
    width: 28px;
    height: 28px;
}

.drop-area p {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.drop-area span {
    font-size: 0.7rem;
    opacity: 0.7;
}

/* Divider */
.input-divider {
    display: flex;
    align-items: center;
    margin: var(--space-xs) 0;
}

.input-divider::before,
.input-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-border);
}

.input-divider span {
    padding: 0 var(--space-sm);
    font-size: 0.7rem;
    color: var(--color-text-dark);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.json-input {
    flex: 1;
    min-height: 80px;
    width: 100%;
    padding: var(--space-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    line-height: 1.4;
    color: var(--color-text);
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    resize: none;
    outline: none;
    transition: border-color 0.2s ease;
}

.json-input:focus {
    border-color: var(--color-secondary);
}

.json-input::placeholder {
    color: var(--color-text-dark);
}

.button-row {
    display: flex;
    gap: var(--space-xs);
}

.btn {
    flex: 1;
    padding: var(--space-xs) var(--space-sm);
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
}

.btn svg {
    width: 14px;
    height: 14px;
    fill: currentColor;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-text);
    border: 1px solid var(--color-primary);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #A00000 0%, var(--color-primary) 100%);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--color-bg-light);
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
}

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

.btn-gold {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
    color: var(--color-bg-dark);
    border: 1px solid var(--color-secondary);
}

.btn-gold:hover {
    box-shadow: var(--shadow-glow);
}

/* Script Info */
.script-info {
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--space-sm);
}

.script-info-title {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-text);
    margin-bottom: var(--space-xs);
    padding-bottom: var(--space-xs);
    border-bottom: 1px solid var(--color-border);
}

.script-info-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    padding: 2px 0;
}

.script-info-label {
    color: var(--color-text-muted);
}

.script-info-value {
    color: var(--color-secondary);
    font-family: var(--font-mono);
}

.script-info-value .author-link {
    color: var(--color-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.script-info-value .author-link:hover {
    color: var(--color-text);
    text-decoration: underline;
}

.script-info-empty {
    color: var(--color-text-dark);
    font-style: italic;
    text-align: center;
    padding: var(--space-sm);
    font-size: 0.8rem;
}

/* ========================================
   Right Panel (Canvas)
   ======================================== */
.panel-right {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--canvas-bg);
    position: relative;
}

.canvas-toolbar {
    position: absolute;
    top: var(--space-sm);
    right: var(--space-sm);
    display: flex;
    gap: var(--space-xs);
    z-index: 10;
}

.toolbar-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

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

.toolbar-btn svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

.canvas-container {
    flex: 1;
    position: relative;
    overflow: hidden;
}

#graphCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    cursor: grab;
}

#graphCanvas:active {
    cursor: grabbing;
}

.canvas-info {
    position: absolute;
    bottom: var(--space-sm);
    left: var(--space-sm);
    background: rgba(26, 21, 16, 0.9);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 2px var(--space-sm);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
}

.empty-state {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--color-text-dark);
}

.empty-state-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-md);
    opacity: 0.3;
}

.empty-state-icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.empty-state-text {
    font-family: var(--font-display);
    font-size: 1rem;
    margin-bottom: var(--space-xs);
}

.empty-state-hint {
    font-size: 0.85rem;
}

/* ========================================
   Drop Zone Overlay
   ======================================== */
.drop-zone {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 21, 16, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.drop-zone.active {
    opacity: 1;
    visibility: visible;
}

.drop-zone-content {
    text-align: center;
    color: var(--color-secondary);
    padding: var(--space-xl);
    border: 3px dashed var(--color-secondary);
    border-radius: var(--radius-lg);
    background: rgba(212, 175, 55, 0.05);
}

.drop-zone-content svg {
    margin-bottom: var(--space-md);
    opacity: 0.8;
}

.drop-zone-content p {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
}

/* ========================================
   Toast Notifications
   ======================================== */
.toast-container {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    min-width: 240px;
    animation: slideIn 0.3s ease;
}

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

.toast-success {
    border-left: 3px solid #4DB34D;
}

.toast-error {
    border-left: 3px solid var(--color-primary);
}

.toast-info {
    border-left: 3px solid var(--color-secondary);
}

.toast-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.toast-icon svg {
    width: 100%;
    height: 100%;
}

.toast-success .toast-icon svg {
    fill: #4DB34D;
}

.toast-error .toast-icon svg {
    fill: var(--color-primary);
}

.toast-info .toast-icon svg {
    fill: var(--color-secondary);
}

.toast-message {
    flex: 1;
    font-size: 0.85rem;
}

/* ========================================
   Scrollbar Styling
   ======================================== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-border-light);
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
    .browser-controls {
        width: 100%;
        justify-content: space-between;
    }

    .tag-filter {
        order: 3;
        width: 100%;
        justify-content: flex-start;
    }
}

@media (max-width: 768px) {
    .main-content {
        flex-direction: column;
    }

    .panel-left {
        width: 100%;
        max-width: none;
        height: 35%;
        min-height: 180px;
        resize: vertical;
        border-right: none;
        border-bottom: 1px solid var(--color-border);
    }

    .header {
        padding: var(--space-sm);
    }

    .browser-header {
        padding: var(--space-sm);
    }

    .scripts-container {
        padding: var(--space-sm);
        max-height: 140px;
    }

    .scripts-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }

    .search-box input {
        width: 140px;
    }
}

/* ========================================
   Auth Section
   ======================================== */
.auth-section {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-btn-login {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--color-bg-dark);
    border-color: var(--color-border);
}

.nav-btn-login:hover {
    background: var(--color-bg-light);
    border-color: var(--color-text-muted);
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
}

.user-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: 1px solid var(--color-secondary);
}

.user-name {
    font-family: var(--font-display);
    font-size: 0.8rem;
    color: var(--color-text);
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.btn-logout {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    padding: 0;
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

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

/* ========================================
   Modal Styles
   ======================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--color-bg-panel);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 560px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

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

.modal-title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-secondary);
}

.modal-title svg {
    opacity: 0.8;
}

.modal-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: var(--color-bg);
    color: var(--color-text);
}

.modal-close svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.modal-content {
    padding: var(--space-lg);
    overflow-y: auto;
}

/* ========================================
   Upload Modal - Login Required
   ======================================== */
.login-prompt {
    text-align: center;
    padding: var(--space-xl) var(--space-lg);
}

.login-prompt svg {
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.login-prompt h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.login-prompt p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.btn-large {
    padding: var(--space-sm) var(--space-lg);
    font-size: 0.9rem;
}

/* ========================================
   Upload Modal - Form
   ======================================== */
.upload-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.form-group label {
    font-family: var(--font-display);
    font-size: 0.85rem;
    color: var(--color-text);
}

.form-group label .required {
    color: var(--color-primary);
}

.form-group label .tag-count {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    font-family: var(--font-body);
}

.form-group input,
.form-group textarea {
    padding: var(--space-sm) var(--space-md);
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-secondary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-dark);
}

.form-group textarea {
    resize: vertical;
    min-height: 60px;
}

.form-hint {
    font-size: 0.75rem;
    color: var(--color-text-dark);
}

.form-error {
    font-size: 0.75rem;
    color: var(--color-primary);
}

.form-requirements {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--color-border);
}

.form-requirements .required {
    color: var(--color-primary);
}

/* Tag Selector */
.tag-selector {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.tag-select-btn {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-muted);
    font-family: var(--font-body);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tag-select-btn:hover {
    border-color: var(--color-border-light);
    color: var(--color-text);
}

.tag-select-btn.selected {
    background: var(--color-secondary);
    border-color: var(--color-secondary);
    color: var(--color-bg-dark);
}

.tag-select-btn .tag-icon {
    font-size: 1rem;
}

/* Upload Preview */
.upload-preview {
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-bg-light);
    border-bottom: 1px solid var(--color-border);
}

.preview-label {
    font-family: var(--font-display);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.preview-info {
    font-size: 0.7rem;
    color: var(--color-secondary);
    font-family: var(--font-mono);
}

.preview-content {
    padding: var(--space-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    max-height: 80px;
    overflow-y: auto;
}

.preview-empty {
    text-align: center;
    color: var(--color-text-dark);
    font-style: italic;
}

/* Form Actions */
.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-sm);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-sm);
}

.form-actions .btn {
    flex: 0;
    min-width: 120px;
}

/* ========================================
   Upload Modal - Progress
   ======================================== */
.upload-progress {
    padding: var(--space-lg);
}

.progress-steps {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.progress-step {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm);
    background: var(--color-bg-dark);
    border-radius: var(--radius-sm);
    opacity: 0.4;
    transition: all 0.3s ease;
}

.progress-step.active {
    opacity: 1;
    background: var(--color-bg-light);
}

.progress-step.completed {
    opacity: 1;
}

.progress-step.completed .step-icon {
    color: #4DB34D;
}

.step-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    color: var(--color-text-muted);
}

.step-icon svg {
    fill: currentColor;
}

.step-label {
    font-size: 0.9rem;
    color: var(--color-text);
}

.progress-bar {
    height: 4px;
    background: var(--color-bg-dark);
    border-radius: 2px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
    width: 0%;
    transition: width 0.5s ease;
}

/* ========================================
   Upload Modal - Success/Error
   ======================================== */
.upload-success,
.upload-error {
    text-align: center;
    padding: var(--space-lg);
}

.success-icon {
    color: #4DB34D;
    margin-bottom: var(--space-md);
}

.error-icon {
    color: var(--color-primary);
    margin-bottom: var(--space-md);
}

.upload-success h3,
.upload-error h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    color: var(--color-text);
    margin-bottom: var(--space-sm);
}

.upload-success p,
.upload-error p {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.upload-success .btn {
    margin-bottom: var(--space-sm);
}

.upload-success .btn-secondary {
    display: block;
    margin: 0 auto;
}