/* ═══════════════════════════════════════════════════════════════
   CardCraft — Refined Luxury Design System
   Swiss precision meets premium elegance
   ═══════════════════════════════════════════════════════════════ */

@font-face {
    font-family: 'Satoshi';
    src: url('https://api.fontshare.com/v2/css?f[]=satoshi@400,500,600,700&display=swap');
}

:root {
    /* Refined Palette - Light Mode */
    --bg: #FAF9F7;
    --bg-warm: #F5F3EF;
    --bg-card: #FFFFFF;
    --bg-elevated: #FFFFFF;

    --text: #1A1A1A;
    --text-secondary: #666666;
    --text-muted: #999999;

    --accent: #B87333;
    --accent-light: rgba(184, 115, 51, 0.1);
    --accent-dark: #8B5A2B;

    --border: #E8E6E3;
    --border-light: #F0EEEB;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.08);
    --shadow-card: 0 25px 80px rgba(0,0,0,0.12), 0 8px 24px rgba(0,0,0,0.06);

    /* Nav specific */
    --nav-bg: rgba(250, 249, 247, 0.8);

    /* Typography */
    --font-display: 'Fraunces', Georgia, serif;
    --font-body: 'Satoshi', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'SF Mono', 'Monaco', 'Inconsolata', monospace;

    /* Spacing */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;

    /* Timing */
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Card theming */
    --card-bg: #FFFFFF;
    --card-text: #1A1A1A;
    --card-text-secondary: #666666;
    --card-accent: var(--accent);

    /* Theme transition */
    --theme-transition: background-color 0.4s var(--ease),
                        color 0.3s var(--ease),
                        border-color 0.3s var(--ease),
                        box-shadow 0.3s var(--ease);
}

/* ═══════════════════════════════════════════════════════════════
   Dark Mode
   ═══════════════════════════════════════════════════════════════ */

[data-theme="dark"] {
    --bg: #0D0D0F;
    --bg-warm: #151518;
    --bg-card: #1A1A1E;
    --bg-elevated: #222226;

    --text: #F5F5F7;
    --text-secondary: #A1A1A6;
    --text-muted: #6E6E73;

    --accent: #D4915C;
    --accent-light: rgba(212, 145, 92, 0.15);
    --accent-dark: #E8A872;

    --border: #2C2C30;
    --border-light: #222226;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.2);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.4);
    --shadow-card: 0 25px 80px rgba(0,0,0,0.5), 0 8px 24px rgba(0,0,0,0.3);

    --nav-bg: rgba(13, 13, 15, 0.85);

    --card-bg: #1A1A1E;
    --card-text: #F5F5F7;
    --card-text-secondary: #A1A1A6;
}

/* ═══════════════════════════════════════════════════════════════
   Reset & Base
   ═══════════════════════════════════════════════════════════════ */

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

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

body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    min-height: 100vh;
    transition: var(--theme-transition);
}

/* Prevent flash on page load */
body.no-transition,
body.no-transition * {
    transition: none !important;
}

input, button, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ═══════════════════════════════════════════════════════════════
   App Structure
   ═══════════════════════════════════════════════════════════════ */

.app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
}

.bg-texture {
    position: fixed;
    inset: 0;
    pointer-events: none;
    opacity: 0.4;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    z-index: 0;
    transition: opacity 0.4s var(--ease);
}

[data-theme="dark"] .bg-texture {
    opacity: 0.15;
}

/* Ambient gradient for dark mode */
[data-theme="dark"] .preview::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 60% at 50% 40%, rgba(212, 145, 92, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

/* ═══════════════════════════════════════════════════════════════
   Navigation
   ═══════════════════════════════════════════════════════════════ */

.nav {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    background: var(--nav-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
    transition: var(--theme-transition);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.nav-logo {
    width: 32px;
    height: 32px;
    color: var(--text);
}

.nav-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 400;
    letter-spacing: -0.02em;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* Theme Toggle */
.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--bg-elevated);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    transition: all 0.3s var(--ease);
}

.theme-toggle:hover {
    border-color: var(--accent);
    background: var(--accent-light);
    transform: scale(1.05);
}

.theme-toggle:active {
    transform: scale(0.95);
}

.theme-icon {
    width: 20px;
    height: 20px;
    position: absolute;
    transition: all 0.5s var(--ease-out);
}

.theme-icon.sun {
    color: var(--accent);
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.theme-icon.moon {
    color: var(--accent);
    opacity: 0;
    transform: rotate(-90deg) scale(0.5);
}

[data-theme="dark"] .theme-icon.sun {
    opacity: 0;
    transform: rotate(90deg) scale(0.5);
}

[data-theme="dark"] .theme-icon.moon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    border: none;
}

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

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    background: var(--bg-warm);
    color: var(--text);
}

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

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

.btn-primary {
    background: var(--text);
    color: var(--bg);
    transition: all 0.2s var(--ease);
}

.btn-primary:hover {
    background: var(--text-secondary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

[data-theme="dark"] .btn-primary {
    background: var(--accent);
    color: #0D0D0F;
}

[data-theme="dark"] .btn-primary:hover {
    background: var(--accent-dark);
}

.btn-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s var(--ease);
}

.btn-icon:hover {
    border-color: var(--accent);
    color: var(--accent);
}

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

.full-width {
    width: 100%;
    justify-content: center;
}

/* ═══════════════════════════════════════════════════════════════
   Main Layout
   ═══════════════════════════════════════════════════════════════ */

.main {
    display: grid;
    grid-template-columns: 380px 1fr;
    flex: 1;
    position: relative;
    z-index: 1;
}

/* ═══════════════════════════════════════════════════════════════
   Editor Sidebar
   ═══════════════════════════════════════════════════════════════ */

.editor {
    background: var(--bg-elevated);
    border-right: 1px solid var(--border-light);
    height: calc(100vh - 65px);
    position: sticky;
    top: 65px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--theme-transition);
}

.editor-inner {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-6);
}

.editor-inner::-webkit-scrollbar {
    width: 6px;
}

.editor-inner::-webkit-scrollbar-track {
    background: transparent;
}

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

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

/* Tabs */
.editor-tabs {
    display: flex;
    gap: var(--space-1);
    padding: var(--space-1);
    background: var(--bg-warm);
    border-radius: 10px;
    margin-bottom: var(--space-6);
}

.tab {
    flex: 1;
    padding: var(--space-2) var(--space-4);
    border-radius: 8px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s var(--ease);
}

.tab:hover {
    color: var(--text);
}

.tab.active {
    background: var(--bg-card);
    color: var(--text);
    box-shadow: var(--shadow-sm);
}

/* Tab Panels */
.tab-panel {
    display: none;
    animation: fadeIn 0.3s var(--ease);
}

.tab-panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Form Sections */
.form-section {
    margin-bottom: var(--space-6);
}

.form-section:last-child {
    margin-bottom: 0;
}

.form-title {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: var(--space-4);
}

/* Form Grid */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.form-field.span-2 {
    grid-column: span 2;
}

.form-field label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-field input {
    padding: var(--space-3);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.875rem;
    color: var(--text);
    background: var(--bg-card);
    transition: all 0.2s var(--ease);
}

.form-field input::placeholder {
    color: var(--text-muted);
}

.form-field input:hover {
    border-color: #CCC;
}

.form-field input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

/* Upload Row */
.upload-row {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
}

.upload-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
}

.upload-preview {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--bg-warm);
    border: 2px dashed var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s var(--ease);
    overflow: hidden;
}

.upload-preview:hover {
    border-color: var(--accent);
    background: var(--accent-light);
}

.upload-preview.has-image {
    border-style: solid;
    border-color: var(--accent);
}

.upload-preview svg {
    width: 28px;
    height: 28px;
    color: var(--text-muted);
}

.upload-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.upload-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Style Grid */
.style-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-3);
}

.style-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3);
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg-card);
    cursor: pointer;
    transition: all 0.2s var(--ease);
}

.style-card:hover {
    border-color: #CCC;
}

.style-card.active {
    border-color: var(--accent);
    background: var(--accent-light);
}

.style-preview {
    width: 100%;
    aspect-ratio: 1.6;
    border-radius: 6px;
    position: relative;
    overflow: hidden;
}

.style-preview.light {
    background: linear-gradient(135deg, #fff 60%, #f5f5f5);
    border: 1px solid #eee;
}

.style-preview.dark {
    background: linear-gradient(135deg, #1a1a1a, #2d2d2d);
}

.style-preview.gradient {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.style-preview.minimal {
    background: var(--bg-card);
    border: 1px solid var(--border);
}

.style-preview::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 4px;
    right: 50%;
    height: 2px;
    background: var(--accent);
    border-radius: 1px;
}

.style-card span {
    font-size: 0.6875rem;
    color: var(--text-secondary);
}

.style-card.active span {
    color: var(--accent-dark);
    font-weight: 500;
}

/* Color Row */
.color-row {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.color-swatch {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid transparent;
    background: var(--swatch);
    cursor: pointer;
    transition: all 0.2s var(--ease);
    position: relative;
}

.color-swatch:hover {
    transform: scale(1.1);
}

.color-swatch.active {
    border-color: var(--text);
    box-shadow: 0 0 0 2px white, 0 0 0 4px var(--swatch);
}

.color-custom {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px dashed var(--border);
}

.color-custom input {
    width: 100%;
    height: 100%;
    border: none;
    padding: 0;
    cursor: pointer;
}

/* Font Options */
.font-options {
    display: flex;
    gap: var(--space-2);
}

.font-options-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-2);
}

.font-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-2);
    border: 1px solid var(--border);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    min-height: 70px;
}

.font-option input {
    display: none;
}

.font-option:hover {
    border-color: #CCC;
}

.font-option.active {
    border-color: var(--accent);
    background: var(--accent-light);
}

.font-preview {
    font-size: 1.5rem;
    color: var(--text);
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
}

.font-name {
    font-size: 0.5625rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Text Color Options */
.text-color-options {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.text-color-row {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
    align-items: center;
}

.text-color-swatch {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--border);
    background: var(--swatch, var(--bg-warm));
    cursor: pointer;
    transition: all 0.2s var(--ease);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.text-color-swatch:hover {
    transform: scale(1.1);
    border-color: var(--text-muted);
}

.text-color-swatch.active {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--bg-card), 0 0 0 4px var(--accent);
}

.text-color-swatch[data-text-color="#FFFFFF"] {
    border-color: var(--border);
    box-shadow: inset 0 0 0 1px var(--border);
}

.text-color-swatch[data-text-color="auto"] {
    background: linear-gradient(135deg, #1A1A1A 50%, #FFFFFF 50%);
    border-color: var(--border);
}

.text-color-swatch .auto-icon {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
    text-shadow: 0 0 2px var(--bg-card);
}

.text-color-custom {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px dashed var(--border);
    transition: all 0.2s var(--ease);
}

.text-color-custom:hover {
    border-color: var(--accent);
}

.text-color-custom input {
    width: 100%;
    height: 100%;
    border: none;
    padding: 0;
    cursor: pointer;
    background: transparent;
}

.text-color-custom input::-webkit-color-swatch-wrapper {
    padding: 0;
}

.text-color-custom input::-webkit-color-swatch {
    border: none;
    border-radius: 50%;
}

/* Share URL Box */
.share-url-box {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-3);
}

.share-url-box input {
    flex: 1;
    padding: var(--space-3);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.8125rem;
    font-family: var(--font-mono);
    color: var(--text);
    background: var(--bg-warm);
    transition: var(--theme-transition);
}

/* Share Grid */
.share-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-2);
}

.share-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-3);
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg-card);
    cursor: pointer;
    transition: all 0.2s var(--ease);
    color: var(--text-secondary);
    font-size: 0.625rem;
}

.share-btn svg {
    width: 20px;
    height: 20px;
}

.share-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-light);
}

/* Download Options */
.download-options {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

/* ═══════════════════════════════════════════════════════════════
   Preview Area
   ═══════════════════════════════════════════════════════════════ */

.preview {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-10);
    background: var(--bg);
    min-height: calc(100vh - 65px);
    position: relative;
    transition: var(--theme-transition);
}

.preview-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-8);
}

/* Preview Controls */
.preview-controls {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.control-btn {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s var(--ease);
}

.control-btn svg {
    width: 20px;
    height: 20px;
}

.control-btn:hover {
    border-color: #CCC;
    color: var(--text-secondary);
}

.control-btn.active {
    background: var(--text);
    border-color: var(--text);
    color: var(--bg);
}

[data-theme="dark"] .control-btn.active {
    background: var(--accent);
    border-color: var(--accent);
    color: #0D0D0F;
}

.control-divider {
    width: 1px;
    height: 24px;
    background: var(--border);
    margin: 0 var(--space-2);
}

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

/* ═══════════════════════════════════════════════════════════════
   Business Card
   ═══════════════════════════════════════════════════════════════ */

.card-container {
    perspective: 1200px;
}

.card {
    width: 400px;
    height: 240px;
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.7s var(--ease-out);
    cursor: pointer;
    transform: rotateY(0deg);
}

.card:not(.flipped):hover {
    transform: rotateY(8deg) rotateX(-3deg) scale(1.02);
}

.card.flipped {
    transform: rotateY(180deg) !important;
}

.card.flipped:hover {
    transform: rotateY(172deg) rotateX(-3deg) scale(1.02) !important;
}

.card-face {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: 16px;
    overflow: hidden;
    background: var(--card-bg);
    box-shadow: var(--shadow-card);
    transform: rotateY(0deg);
}

.card-back {
    transform: rotateY(180deg);
}

/* Ensure card container has proper 3D context */
.card-container {
    perspective: 1200px;
    perspective-origin: center center;
}

.card-content {
    position: relative;
    width: 100%;
    height: 100%;
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
}

/* Card Accent Line */
.card-accent {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40%;
    height: 3px;
    background: var(--card-accent);
}

/* Card Header */
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-4);
}

.card-photo {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--bg-warm);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border: 2px solid var(--card-accent);
}

.card-photo svg {
    width: 24px;
    height: 24px;
    color: var(--text-muted);
}

.card-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-logo {
    width: 48px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.card-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* Card Main */
.card-main {
    flex: 1;
}

.card-name {
    font-family: var(--font-display);
    font-size: 1.625rem;
    font-weight: 400;
    color: var(--card-text);
    line-height: 1.2;
    margin-bottom: var(--space-1);
    letter-spacing: -0.02em;
}

.card-role {
    font-size: 0.8125rem;
    color: var(--card-text-secondary);
}

.card-role span {
    display: inline;
}

.card-at {
    color: var(--card-accent);
    font-style: italic;
    margin: 0 0.25em;
}

/* Card Contact */
.card-contact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2);
}

.contact-row {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.6875rem;
    color: var(--card-text-secondary);
}

.contact-row svg {
    width: 14px;
    height: 14px;
    color: var(--card-accent);
    flex-shrink: 0;
}

.contact-row.hidden {
    display: none;
}

/* Card Back */
.back-content {
    justify-content: space-between;
    align-items: center;
    text-align: center;
}

.back-social {
    display: flex;
    justify-content: center;
    gap: var(--space-6);
}

.social-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    color: var(--card-text-secondary);
    text-decoration: none;
    transition: color 0.2s var(--ease);
}

.social-item:hover {
    color: var(--card-accent);
}

.social-item svg {
    width: 22px;
    height: 22px;
}

.social-item span {
    font-size: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.social-item.hidden {
    display: none;
}

.back-qr {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
}

.qr-code {
    width: 80px;
    height: 80px;
    background: white;
    border-radius: 8px;
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qr-code canvas {
    width: 100% !important;
    height: 100% !important;
}

.qr-label {
    font-size: 0.5625rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--card-text-secondary);
}

.back-branding {
    color: var(--card-text-secondary);
}

.back-name {
    font-size: 0.75rem;
    letter-spacing: 0.02em;
}

/* ═══════════════════════════════════════════════════════════════
   Card Style Variants
   ═══════════════════════════════════════════════════════════════ */

/* Light (default) */
.card.style-light {
    --card-bg: #FFFFFF;
    --card-text: #1A1A1A;
    --card-text-secondary: #666666;
}

/* Dark */
.card.style-dark {
    --card-bg: #1A1A1A;
    --card-text: #FFFFFF;
    --card-text-secondary: rgba(255,255,255,0.7);
}

.card.style-dark .card-photo {
    background: rgba(255,255,255,0.1);
}

.card.style-dark .card-photo svg {
    color: rgba(255,255,255,0.4);
}

.card.style-dark .qr-code {
    background: white;
}

/* Gradient */
.card.style-gradient .card-front {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.card.style-gradient .card-back {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

.card.style-gradient {
    --card-text: #FFFFFF;
    --card-text-secondary: rgba(255,255,255,0.8);
    --card-accent: rgba(255,255,255,0.9);
}

.card.style-gradient .card-photo {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.5);
}

.card.style-gradient .card-photo svg {
    color: rgba(255,255,255,0.6);
}

.card.style-gradient .contact-row svg {
    color: rgba(255,255,255,0.8);
}

.card.style-gradient .card-accent {
    background: rgba(255,255,255,0.5);
}

/* Minimal */
.card.style-minimal .card-face {
    border: 1px solid var(--border);
    box-shadow: var(--shadow-md);
}

.card.style-minimal .card-accent {
    width: 100%;
    height: 1px;
    background: var(--border);
}

.card.style-minimal .card-photo {
    border-width: 1px;
    border-color: var(--border);
}

/* ═══════════════════════════════════════════════════════════════
   Font Variants
   ═══════════════════════════════════════════════════════════════ */

.card.font-classic .card-name {
    font-family: 'Fraunces', Georgia, serif;
    font-weight: 400;
}

.card.font-modern .card-name {
    font-family: 'Satoshi', sans-serif;
    font-weight: 600;
    letter-spacing: -0.03em;
}

.card.font-mono .card-name {
    font-family: var(--font-mono);
    font-size: 1.375rem;
    letter-spacing: -0.02em;
}

.card.font-elegant .card-name {
    font-family: 'Playfair Display', 'Times New Roman', serif;
    font-weight: 500;
    font-style: italic;
    letter-spacing: 0.01em;
}

.card.font-bold .card-name {
    font-family: 'Satoshi', sans-serif;
    font-weight: 700;
    letter-spacing: -0.04em;
    text-transform: uppercase;
    font-size: 1.375rem;
}

.card.font-script .card-name {
    font-family: 'Cormorant Garamond', 'Georgia', serif;
    font-weight: 300;
    font-style: italic;
    font-size: 1.75rem;
    letter-spacing: 0.02em;
}

.card.font-condensed .card-name {
    font-family: 'Satoshi', sans-serif;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    font-size: 1.125rem;
}

/* ═══════════════════════════════════════════════════════════════
   Custom Text Color Support
   ═══════════════════════════════════════════════════════════════ */

.card[data-text-color] .card-name,
.card[data-text-color] .card-role,
.card[data-text-color] .back-name {
    color: var(--custom-text-color, var(--card-text));
}

.card[data-text-color] .card-title,
.card[data-text-color] .card-company {
    color: var(--custom-text-color, var(--card-text));
    opacity: 0.85;
}

/* ═══════════════════════════════════════════════════════════════
   Responsive
   ═══════════════════════════════════════════════════════════════ */

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

    .editor {
        position: relative;
        top: 0;
        height: auto;
        max-height: 50vh;
        border-right: none;
        border-bottom: 1px solid var(--border-light);
    }

    .preview {
        min-height: 50vh;
        padding: var(--space-6);
    }

    .card {
        width: 340px;
        height: 204px;
    }
}

@media (max-width: 480px) {
    .nav {
        padding: var(--space-3) var(--space-4);
    }

    .nav-title {
        display: none;
    }

    .editor-inner {
        padding: var(--space-4);
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-field.span-2 {
        grid-column: span 1;
    }

    .style-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .font-options-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .share-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .card {
        width: 300px;
        height: 180px;
    }

    .card-content {
        padding: var(--space-4);
    }

    .card-name {
        font-size: 1.25rem;
    }

    .card-photo {
        width: 44px;
        height: 44px;
    }
}

/* ═══════════════════════════════════════════════════════════════
   Animations
   ═══════════════════════════════════════════════════════════════ */

@keyframes cardEntrance {
    from {
        opacity: 0;
        transform: translateY(20px) rotateX(-10deg);
    }
    to {
        opacity: 1;
        transform: translateY(0) rotateX(0);
    }
}

.card {
    animation: cardEntrance 0.8s var(--ease-out) both;
    animation-delay: 0.2s;
}

/* Subtle hover glow */
.card::before {
    content: '';
    position: absolute;
    inset: -20px;
    background: radial-gradient(ellipse at center, var(--accent) 0%, transparent 70%);
    opacity: 0;
    filter: blur(40px);
    transition: opacity 0.4s var(--ease);
    z-index: -1;
    pointer-events: none;
}

.card:hover::before {
    opacity: 0.15;
}

/* ═══════════════════════════════════════════════════════════════
   Utility Classes
   ═══════════════════════════════════════════════════════════════ */

.hidden {
    display: none !important;
}

/* Editor hidden state for preview mode */
.editor.hidden {
    display: none;
}

.editor.hidden + .preview {
    grid-column: 1 / -1;
}

/* ═══════════════════════════════════════════════════════════════
   AI Feature Styles
   ═══════════════════════════════════════════════════════════════ */

/* Upload box wrapper for AI buttons */
.upload-box-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
}

/* AI Icon - sparkles */
.ai-icon {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

.ai-icon-inline {
    width: 12px;
    height: 12px;
    display: inline-block;
    vertical-align: middle;
    margin-right: var(--space-1);
    color: var(--accent);
}

/* AI Badge */
.ai-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 2px 6px;
    font-size: 0.5rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--accent);
    color: white;
    border-radius: 4px;
    margin-left: var(--space-2);
}

[data-theme="dark"] .ai-badge {
    background: var(--accent);
    color: #0D0D0F;
}

/* AI Enhancement Button */
.btn-ai {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    border-radius: 20px;
    font-size: 0.6875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    border: 1px solid var(--accent);
    background: var(--accent-light);
    color: var(--accent);
}

.btn-ai:hover:not(:disabled) {
    background: var(--accent);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(184, 115, 51, 0.3);
}

.btn-ai:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    border-color: var(--border);
    background: transparent;
    color: var(--text-muted);
}

.btn-ai.processing {
    pointer-events: none;
}

.btn-ai.processing .ai-icon {
    animation: sparkle 1s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.2) rotate(180deg);
    }
}

/* AI Link Button (for Generate Logo) */
.btn-ai-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1);
    font-size: 0.6875rem;
    font-weight: 500;
    color: var(--accent);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.2s var(--ease);
}

.btn-ai-link:hover {
    color: var(--accent-dark);
    text-decoration: underline;
}

.btn-ai-link .ai-icon {
    color: var(--accent);
}

/* AI Generate Button (Tagline) */
.btn-ai-generate {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    width: 100%;
    padding: var(--space-3);
    border-radius: 8px;
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    border: 1px solid var(--accent);
    background: var(--accent);
    color: white;
    position: relative;
}

.btn-ai-generate:hover:not(:disabled) {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(184, 115, 51, 0.3);
}

.btn-ai-generate:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--bg-warm);
    border-color: var(--border);
    color: var(--text-muted);
}

.btn-ai-generate .ai-icon {
    color: inherit;
}

.btn-ai-generate.processing span:not(.btn-spinner) {
    opacity: 0;
}

.btn-ai-generate.processing .btn-spinner {
    display: block;
}

/* Spinner */
.btn-spinner {
    display: none;
    position: absolute;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Inline spinner for AI enhance button */
.btn-spinner-inline {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(184, 115, 51, 0.3);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-right: 6px;
    vertical-align: middle;
}

/* Loading state for generate tagline button */
.btn-ai-generate.loading {
    pointer-events: none;
    opacity: 0.7;
}

.btn-ai-generate.loading .ai-icon {
    animation: spin 1s linear infinite;
}

/* Form Select (for industry dropdown) */
.form-select {
    width: 100%;
    padding: var(--space-3);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.875rem;
    color: var(--text);
    background: var(--bg-card);
    cursor: pointer;
    transition: all 0.2s var(--ease);
    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' fill='none' stroke='%23666' stroke-width='1.5'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.form-select:hover {
    border-color: #CCC;
}

.form-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

[data-theme="dark"] .form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none' stroke='%23A1A1A6' stroke-width='1.5'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5'/%3E%3C/svg%3E");
}

/* ═══════════════════════════════════════════════════════════════
   Tagline Generator Results
   ═══════════════════════════════════════════════════════════════ */

.tagline-results {
    margin-top: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.tagline-results:empty {
    display: none;
}

.tagline-card {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    background: var(--bg-warm);
    border: 1px solid var(--border);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s var(--ease);
}

.tagline-card:hover {
    border-color: var(--accent);
    background: var(--accent-light);
}

.tagline-card.selected {
    border-color: var(--accent);
    background: var(--accent-light);
    box-shadow: 0 0 0 2px var(--accent-light);
}

.tagline-text {
    flex: 1;
    font-size: 0.8125rem;
    color: var(--text);
    line-height: 1.4;
}

.tagline-card .use-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s var(--ease);
    flex-shrink: 0;
}

.tagline-card .use-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-light);
}

.tagline-card .use-btn svg {
    width: 14px;
    height: 14px;
}

/* Tagline loading skeleton */
.tagline-skeleton {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    background: var(--bg-warm);
    border: 1px solid var(--border);
    border-radius: 10px;
}

.tagline-skeleton .skeleton-line {
    flex: 1;
    height: 16px;
    background: linear-gradient(90deg, var(--border) 25%, var(--bg-warm) 50%, var(--border) 75%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
    border-radius: 4px;
}

@keyframes skeleton-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ═══════════════════════════════════════════════════════════════
   Suggested Colors (AI Color Extraction)
   ═══════════════════════════════════════════════════════════════ */

.suggested-colors-section {
    border: 1px solid var(--accent);
    border-radius: 12px;
    padding: var(--space-4);
    background: var(--accent-light);
    animation: fadeSlideIn 0.3s var(--ease);
}

@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.suggested-colors-section .form-title {
    display: flex;
    align-items: center;
    color: var(--accent-dark);
    margin-bottom: var(--space-2);
}

.suggested-colors-hint {
    font-size: 0.6875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-3);
}

.suggested-colors-row {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.suggested-color-swatch {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    cursor: pointer;
    transition: transform 0.2s var(--ease);
}

.suggested-color-swatch:hover {
    transform: scale(1.1);
}

.suggested-color-swatch .swatch {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 2px solid transparent;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s var(--ease);
}

.suggested-color-swatch:hover .swatch {
    border-color: var(--text);
    box-shadow: 0 0 0 2px white, 0 2px 8px rgba(0,0,0,0.15);
}

.suggested-color-swatch .color-hex {
    font-size: 0.5625rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    text-transform: uppercase;
}

/* ═══════════════════════════════════════════════════════════════
   Logo Generator Modal
   ═══════════════════════════════════════════════════════════════ */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s var(--ease);
}

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

[data-theme="dark"] .modal-overlay {
    background: rgba(0, 0, 0, 0.7);
}

.modal {
    width: 90%;
    max-width: 480px;
    max-height: 90vh;
    background: var(--bg-card);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    transform: translateY(20px) scale(0.95);
    transition: transform 0.3s var(--ease-out);
    overflow: hidden;
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--border);
}

.modal-title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--text);
}

.modal-title .ai-icon {
    width: 20px;
    height: 20px;
    color: var(--accent);
}

.modal-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s var(--ease);
}

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

.modal-close svg {
    width: 18px;
    height: 18px;
}

.modal-body {
    flex: 1;
    padding: var(--space-6);
    overflow-y: auto;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--border);
    background: var(--bg-warm);
}

/* Logo Generator Grid */
.logo-generator-grid {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.logo-gen-section {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.logo-gen-label {
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}

/* Logo Style Options */
.logo-style-options {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-2);
}

.logo-style-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3);
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg-card);
    cursor: pointer;
    transition: all 0.2s var(--ease);
}

.logo-style-option input {
    display: none;
}

.logo-style-option:hover {
    border-color: #CCC;
}

.logo-style-option.active {
    border-color: var(--accent);
    background: var(--accent-light);
}

.logo-style-preview {
    width: 40px;
    height: 40px;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-style-preview.circle {
    border-radius: 50%;
}

.logo-style-preview.square {
    border-radius: 4px;
}

.logo-style-preview.rounded {
    border-radius: 12px;
}

.logo-style-preview.minimal {
    background: transparent;
    border: 2px solid var(--accent);
    border-radius: 8px;
}

.logo-style-option span {
    font-size: 0.625rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.logo-style-option.active span {
    color: var(--accent-dark);
    font-weight: 500;
}

/* Logo Color Pickers */
.logo-color-pickers {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.logo-color-picker {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.logo-color-picker label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.color-input-wrapper {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2);
    background: var(--bg-warm);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.color-input-wrapper input[type="color"] {
    width: 28px;
    height: 28px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    padding: 0;
    background: none;
}

.color-input-wrapper input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-input-wrapper input[type="color"]::-webkit-color-swatch {
    border: 1px solid var(--border);
    border-radius: 6px;
}

.color-value {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
    text-transform: uppercase;
}

/* Logo Initials Input */
.logo-initials-input {
    width: 100%;
    padding: var(--space-3);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text);
    background: var(--bg-card);
    transition: all 0.2s var(--ease);
}

.logo-initials-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

/* Logo Preview Area */
.logo-preview-area {
    margin-top: var(--space-6);
    padding-top: var(--space-6);
    border-top: 1px solid var(--border);
}

.logo-preview-container {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-8);
    background: var(--bg-warm);
    border-radius: 12px;
    background-image:
        linear-gradient(45deg, var(--border) 25%, transparent 25%),
        linear-gradient(-45deg, var(--border) 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, var(--border) 75%),
        linear-gradient(-45deg, transparent 75%, var(--border) 75%);
    background-size: 16px 16px;
    background-position: 0 0, 0 8px, 8px -8px, -8px 0px;
}

.logo-preview {
    width: 80px;
    height: 80px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s var(--ease);
    box-shadow: var(--shadow-md);
}

.logo-preview.style-circle {
    border-radius: 50%;
}

.logo-preview.style-square {
    border-radius: 8px;
}

.logo-preview.style-rounded {
    border-radius: 20px;
}

.logo-preview.style-minimal {
    background: transparent;
    border: 3px solid var(--accent);
    box-shadow: none;
}

.logo-preview-initials {
    font-family: var(--font-body);
    font-size: 1.75rem;
    font-weight: 700;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.logo-preview.style-minimal .logo-preview-initials {
    color: var(--accent);
}

/* AI Accent Button */
.btn-ai-accent {
    background: var(--accent);
    border-color: var(--accent);
}

.btn-ai-accent:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
}

/* ═══════════════════════════════════════════════════════════════
   Processing/Loading States
   ═══════════════════════════════════════════════════════════════ */

.ai-processing {
    position: relative;
    pointer-events: none;
}

.ai-processing::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.7);
    border-radius: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
}

[data-theme="dark"] .ai-processing::after {
    background: rgba(26, 26, 30, 0.7);
}

/* Global loading spinner */
.loading-spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Pulse animation for processing states */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.ai-pulse {
    animation: pulse 1.5s ease-in-out infinite;
}