/* VibeVideo Design System - White + Electric Indigo */
/* Based on analysis of 20+ YC/AI startups (2025) */

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

:root {
    /* Backgrounds - Pure White Base */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F9FAFB;
    --bg-tertiary: #F3F4F6;
    --bg-elevated: #FFFFFF;

    /* Text Hierarchy */
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --text-tertiary: #9CA3AF;

    /* Electric Indigo - Main Accent */
    --indigo: #6F00FF;
    --indigo-hover: #8F3AFF;
    --indigo-pressed: #5500CC;
    --indigo-glow: rgba(111, 0, 255, 0.12);
    --indigo-border: rgba(111, 0, 255, 0.2);

    /* Borders */
    --border: #E5E7EB;
    --border-hover: #D1D5DB;
    --border-focus: var(--indigo);

    /* Status Colors */
    --success: #00FF85;
    --error: #FF3B57;

    /* Spacing Scale (8px base) */
    --space-1: 0.25rem;   /* 4px */
    --space-2: 0.5rem;    /* 8px */
    --space-3: 0.75rem;   /* 12px */
    --space-4: 1rem;      /* 16px */
    --space-5: 1.25rem;   /* 20px */
    --space-6: 1.5rem;    /* 24px */
    --space-8: 2rem;      /* 32px */
    --space-10: 2.5rem;   /* 40px */
    --space-12: 3rem;     /* 48px */
    --space-16: 4rem;     /* 64px */
    --space-20: 5rem;     /* 80px */
    --space-24: 6rem;     /* 96px */

    /* Typography - Geist Sans inspired */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.7);
    --shadow-indigo: 0 0 20px rgba(111, 0, 255, 0.4);

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
}

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

html {
    font-family: var(--font-sans);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
    font-weight: var(--font-weight-normal);
}

/* Layout */
.page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.page-main {
    flex: 1;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-16) var(--space-4);
}

/* Navigation - Consistent Everywhere */
.nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    height: 64px;
}

.nav__container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-6);
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-8);
}

.nav__brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.nav__brand:hover {
    opacity: 0.8;
}

.nav__wordmark {
    font-family: 'DM Sans', 'Inter', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
    color: var(--indigo);
}

.nav__links {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.nav__link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

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

.nav__actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.nav__user {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    font-weight: var(--font-weight-normal);
}

/* Buttons - Single Style System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 var(--space-4);
    height: 40px;
    border-radius: var(--radius-md);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
    white-space: nowrap;
}

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

.btn--primary:hover {
    background: var(--indigo-hover);
    box-shadow: var(--shadow-indigo);
}

.btn--primary:active {
    background: var(--indigo-pressed);
}

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

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

.btn--large {
    height: 48px;
    padding: 0 var(--space-6);
    font-size: 1rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-semibold);
    line-height: 1.2;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: var(--font-weight-bold);
}

h2 {
    font-size: clamp(1.875rem, 4vw, 2.5rem);
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Cards */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.card:hover {
    border-color: var(--border-hover);
    background: var(--bg-tertiary);
}

/* Grid Layouts */
.grid {
    display: grid;
    gap: var(--space-6);
}

.grid--2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid--3 {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* Form Elements */
input[type="text"],
input[type="email"],
input[type="password"],
textarea {
    width: 100%;
    padding: 0 var(--space-4);
    height: 44px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-fast);
}

textarea {
    height: auto;
    padding: var(--space-3) var(--space-4);
    min-height: 120px;
    resize: vertical;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--indigo);
    box-shadow: 0 0 0 3px var(--indigo-glow);
}

input::placeholder,
textarea::placeholder {
    color: var(--text-tertiary);
}

label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--space-2);
}

/* Footer */
.footer {
    border-top: 1px solid var(--border);
    margin-top: auto;
    padding: var(--space-8) var(--space-4);
}

.footer__container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer__links {
    display: flex;
    gap: var(--space-6);
}

.footer__link {
    color: var(--text-tertiary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

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

.footer__copy {
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: var(--space-24) 0 var(--space-16);
    max-width: 900px;
    margin: 0 auto;
}

.hero__title {
    margin-bottom: var(--space-6);
}

.hero__subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero__cta {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

/* Landing Features */
.landing-features {
    padding: var(--space-24) 0;
}

.feature {
    text-align: center;
}

.feature__icon {
    width: 48px;
    height: 48px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
    color: var(--indigo);
}

.feature__title {
    font-size: 1.125rem;
    margin-bottom: var(--space-2);
}

.feature__description {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.landing-cta {
    padding: var(--space-24) 0;
    text-align: center;
}

.mb-4 {
    margin-bottom: var(--space-4);
}

.mb-8 {
    margin-bottom: var(--space-8);
}

/* Search/Edit Container */
.search-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-6) var(--space-8);
}

.search-container:has(.results-grid:empty) {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 64px - 160px);
}

/* Results Page Container */
.results-page-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-8);
}

.search-form {
    width: 100%;
    max-width: 800px;
    margin: 0 auto var(--space-6);
    display: flex;
    gap: var(--space-3);
    align-items: center;
}

.search-input {
    flex: 1;
    background: var(--bg-primary);
    border: 2px solid var(--border);
    padding: 0 1.5rem;
    color: var(--indigo);
    font-size: 0.9375rem;
    font-family: inherit;
    border-radius: 12px;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.06);
    min-height: 52px;
    height: 52px;
    line-height: 52px;
    box-sizing: border-box;
}

.search-input:hover {
    border-color: var(--border-hover);
}

.search-input:focus {
    outline: none;
    background: var(--bg-primary);
    border-color: var(--indigo);
    box-shadow: 0 0 0 4px var(--indigo-glow), 0 4px 12px rgba(0, 0, 0, 0.08);
}

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

.search-button {
    background: var(--indigo);
    color: white;
    border: 2px solid var(--indigo);
    border-radius: 10px;
    padding: 0 2rem;
    min-height: 52px;
    height: 52px;
    font-weight: 600;
    font-size: 0.9375rem;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: inherit;
    box-shadow: 0 2px 8px rgba(111, 0, 255, 0.2), 0 1px 2px rgba(111, 0, 255, 0.3);
    white-space: nowrap;
    flex-shrink: 0;
    box-sizing: border-box;
}

.search-button:hover {
    background: var(--indigo-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(111, 0, 255, 0.3), 0 4px 8px rgba(111, 0, 255, 0.2);
}

.search-button:active {
    transform: translateY(0);
}

.status-message {
    display: none !important;
}

.status-message--error {
    background: rgba(255, 59, 87, 0.1);
    border-color: rgba(255, 59, 87, 0.3);
    color: var(--error);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-top: var(--space-8);
}

.result-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.result-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.result-video {
    width: 100%;
    aspect-ratio: 9/16;
    background: #000000;
    position: relative;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.result-text-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 5;
    color: #FFFFFF;
    font-size: 32px;
    font-weight: 700;
    font-family: 'Inter', sans-serif;
    text-align: center;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    padding: var(--space-3);
    pointer-events: none;
    word-wrap: break-word;
    line-height: 1.2;
}

.result-video-player {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #000000;
}

.video-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, transparent 100%);
    padding-top: 40px;
    z-index: 10;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.result-video:hover .video-controls {
    opacity: 1;
}

.progress-bar {
    width: 100%;
    height: 5px;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    position: relative;
    margin-bottom: 8px;
}

.progress-bar:hover {
    height: 7px;
}

.progress-filled {
    height: 100%;
    background: #ff0000;
    width: 0%;
    transition: width 0.1s linear;
    position: relative;
}

.controls-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 10px 8px 10px;
}

.controls-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.controls-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.play-btn, .fullscreen-btn, .volume-btn {
    background: transparent;
    color: white;
    border: none;
    padding: 0;
    cursor: pointer;
    font-size: 20px;
    transition: opacity 0.2s;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
}

.play-btn:hover, .fullscreen-btn:hover, .volume-btn:hover {
    opacity: 0.8;
}

.time-display {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: white;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
    user-select: none;
}

.time-separator {
    opacity: 0.7;
    margin: 0 2px;
}

.volume-container {
    position: relative;
    display: flex;
    align-items: center;
}

.volume-slider-container {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.9);
    padding: 10px 8px;
    border-radius: 6px;
    margin-bottom: 8px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
}

.volume-container:hover .volume-slider-container {
    opacity: 1;
    pointer-events: auto;
}

.volume-slider {
    -webkit-appearance: slider-vertical;
    writing-mode: bt-lr;
    width: 4px;
    height: 80px;
    background: rgba(255, 255, 255, 0.3);
    outline: none;
    cursor: pointer;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 12px;
    height: 12px;
    background: white;
    border-radius: 50%;
    cursor: pointer;
}

.volume-slider::-moz-range-thumb {
    width: 12px;
    height: 12px;
    background: white;
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.result-video:fullscreen {
    background: #000000;
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    aspect-ratio: 9 / 16;
}

.result-video:fullscreen .result-video-player {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.result-video:fullscreen .result-text-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 5;
    pointer-events: none;
    color: #FFFFFF;
    font-weight: 700;
    font-family: 'Inter', sans-serif;
    text-align: center;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    word-wrap: break-word;
    line-height: 1.2;
}

.result-video:fullscreen .video-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 10;
    opacity: 1;
}

.result-score {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: rgba(0, 0, 0, 0.8);
    color: var(--indigo-hover);
    padding: 0.25rem 0.625rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
}

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

.result-description {
    font-size: 0.9375rem;
    color: var(--text-primary);
    line-height: 1.5;
    margin-bottom: var(--space-4);
    min-height: 3em;
    display: block;
}

.result-actions {
    display: flex;
    gap: var(--space-2);
}

.result-button {
    flex: 1;
    padding: 0.625rem 1.25rem;
    background: var(--indigo);
    border: none;
    border-radius: var(--radius-md);
    color: white;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
    text-decoration: none;
    text-align: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.result-button:hover {
    background: var(--indigo-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(111, 0, 255, 0.25);
}

.download-button {
    flex: 1;
    padding: 0.625rem 1.25rem;
    background: #10b981;
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
    text-align: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.download-button:hover {
    background: #059669;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--bg-tertiary);
    border-top-color: var(--indigo);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: var(--space-8) auto;
}

.button-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto;
}

/* Indigo variant for chat (on gray background) */
.chat-message .button-spinner {
    border: 2px solid rgba(111, 0, 255, 0.2);
    border-top-color: #6F00FF;
}

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

.empty-state {
    text-align: center;
    padding: var(--space-16) var(--space-4);
    color: var(--text-tertiary);
}

/* Upload Container */
.upload-container {
    max-width: 600px;
    margin: 0 auto;
}

.upload-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
}

.upload-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-6);
}

.drop-zone {
    border: 2px dashed var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-12) var(--space-4);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
    margin-bottom: var(--space-6);
}

.drop-zone:hover,
.drop-zone--active {
    border-color: var(--indigo);
    background: var(--indigo-glow);
}

.drop-zone__text {
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.drop-zone__hint {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.drop-zone__hint-link {
    color: var(--indigo);
    cursor: pointer;
}

.upload-status {
    text-align: center;
    margin-top: var(--space-4);
    font-size: 0.9375rem;
    color: var(--indigo-hover);
}

.upload-status--error {
    color: var(--error);
}

/* Login Page */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
}

.login-card {
    width: 100%;
    max-width: 400px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
}

.login-header {
    text-align: center;
    margin-bottom: var(--space-8);
}

.login-title {
    font-size: 1.875rem;
    margin-bottom: var(--space-2);
}

.login-subtitle {
    font-size: 0.9375rem;
    color: var(--text-tertiary);
}

.form-group {
    margin-bottom: var(--space-6);
}

.form-error {
    background: rgba(255, 59, 87, 0.1);
    border: 1px solid rgba(255, 59, 87, 0.3);
    color: var(--error);
    padding: 0.875rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    margin-bottom: var(--space-6);
}

.login-footer {
    text-align: center;
    margin-top: var(--space-6);
    padding-top: var(--space-6);
    border-top: 1px solid var(--border);
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* Form Labels and Groups */
.form-label {
    display: block;
    color: var(--text-primary);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-2);
    letter-spacing: -0.01em;
}

.search-form .form-group {
    width: 100%;
    margin-bottom: var(--space-4);
}

.search-form .form-group:last-of-type {
    margin-bottom: 0;
}

/* Upload Divider */
.upload-divider {
    text-align: center;
    margin: var(--space-6) auto;
    position: relative;
    max-width: 800px;
}

.upload-divider::before,
.upload-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 45%;
    height: 1px;
    background: var(--border);
}

.upload-divider::before {
    left: 0;
}

.upload-divider::after {
    right: 0;
}

.upload-divider span {
    display: inline-block;
    padding: 0 var(--space-4);
    color: var(--text-tertiary);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Upload Zone */
.upload-zone {
    width: 100%;
    max-width: 800px;
    margin: 0 auto var(--space-4);
    border: 2px dashed var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-8) var(--space-6);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
    background: var(--bg-secondary);
}

.upload-zone:hover,
.upload-zone.drag-over {
    border-color: var(--indigo);
    background: var(--indigo-glow);
    transform: translateY(-2px);
}

.upload-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
}

.upload-icon {
    color: var(--indigo);
    opacity: 0.8;
    transition: all var(--transition-base);
    width: 48px;
    height: 48px;
}

.upload-zone:hover .upload-icon {
    opacity: 1;
    transform: translateY(-4px);
}

.upload-text {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0;
}

.upload-subtext {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
    margin: 0;
}

.upload-status {
    text-align: center;
    margin: var(--space-4) auto;
    font-size: 0.9375rem;
    color: var(--indigo);
    font-weight: var(--font-weight-medium);
    max-width: 900px;
}

.upload-status.error {
    color: var(--error);
}

.upload-progress-container {
    width: 100%;
    max-width: 400px;
    margin: var(--space-3) auto 0;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    height: 8px;
    overflow: hidden;
}

.upload-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--indigo), var(--indigo-hover));
    border-radius: var(--radius-full);
    transition: width 0.2s ease-out;
}

/* Caption Display in Result Cards */
.result-caption-wrapper {
    background: var(--indigo-glow);
    border: 1px solid var(--indigo-border);
    border-radius: var(--radius-md);
    padding: var(--space-3);
    margin-bottom: var(--space-4);
}

.result-caption-label {
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    color: var(--indigo);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-1);
}

.result-caption {
    font-size: 0.875rem;
    color: var(--text-primary);
    line-height: 1.4;
    margin: 0;
    font-style: italic;
}

/* Update search form for horizontal layout with button */
.search-form {
    flex-direction: row;
    align-items: center;
    gap: var(--space-3);
}

.search-form .form-group {
    flex: 1;
    margin-bottom: 0;
}

/* Responsive */
@media (max-width: 768px) {
    .nav__links {
        display: none;
    }

    .nav__user {
        display: none;
    }

    .page-main {
        padding: var(--space-8) var(--space-4);
    }

    .footer__container {
        flex-direction: column;
        text-align: center;
    }

    /* Mobile: Stack search form vertically */
    .search-form {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-4);
        max-width: 100%;
        padding: 0 var(--space-4);
    }

    .search-input {
        width: 100%;
        flex: none;
        min-height: 56px;
        height: 56px;
        font-size: 16px; /* Prevent iOS zoom */
    }

    .search-button {
        width: 100%;
        flex: none;
        min-height: 56px;
        height: 56px;
    }

    /* Mobile: Make results grid single column */
    .results-grid {
        grid-template-columns: 1fr;
    }

    /* Mobile: Result cards full width */
    .result-card {
        max-width: 100%;
    }
}

/* Past Searches Component */
.past-searches-container {
    width: 100%;
    margin: 0;
    padding: var(--space-4);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

.past-searches-container.hidden {
    display: none;
}

.past-searches-title {
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0 0 var(--space-3) 0;
}

.past-searches-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.past-search-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    transition: all var(--transition-base);
    min-width: 0;
    overflow: hidden;
}

.past-search-item:hover {
    border-color: var(--indigo-border);
    background: var(--bg-elevated);
    box-shadow: var(--shadow-sm);
}

.past-search-clickable {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-1);
    padding: var(--space-2) var(--space-3);
    cursor: pointer;
    min-width: 0;
    overflow: hidden;
}

.past-search-query {
    width: 100%;
    font-size: 0.8125rem;
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.past-search-meta {
    font-size: 0.6875rem;
    color: var(--text-tertiary);
    white-space: nowrap;
    flex-shrink: 0; /* Prevent meta from shrinking */
}

.past-search-rerun {
    padding: var(--space-1) var(--space-3);
    font-size: 0.75rem;
    font-weight: var(--font-weight-medium);
    color: var(--indigo);
    background: var(--bg-primary);
    border: 1px solid var(--indigo-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    margin-right: var(--space-2);
}

.past-search-rerun:hover {
    background: var(--indigo);
    color: white;
    border-color: var(--indigo);
}

.past-search-rerun:active {
    background: var(--indigo-pressed);
    border-color: var(--indigo-pressed);
    transform: translateY(1px);
}

/* Mobile: Stack past search items */
@media (max-width: 768px) {
    .past-search-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-2);
    }

    .past-search-clickable {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        padding: var(--space-3);
    }

    .past-search-query {
        white-space: normal;
        word-break: break-word;
    }

    .past-search-rerun {
        width: 100%;
        text-align: center;
        margin: 0 var(--space-3) var(--space-3) var(--space-3);
    }
}

/* History Panels - Side by Side Layout */
.history-panels {
    display: flex;
    gap: var(--space-4);
    width: 100%;
    max-width: 800px;
    margin: var(--space-6) auto 0;
}

.history-panels > div {
    flex: 1;
    min-width: 0;
}

.history-panels > div.hidden {
    display: none;
}

/* Editing Sessions Component */
.editing-sessions-container {
    padding: var(--space-4);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    margin: 0;
}

.editing-sessions-container.hidden {
    display: none;
}

.editing-sessions-title {
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0 0 var(--space-3) 0;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.editing-sessions-title::before {
    content: '🎬';
}

.editing-sessions-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.editing-session-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    padding: var(--space-2) var(--space-3);
    cursor: pointer;
    transition: all var(--transition-base);
}

.editing-session-item:hover {
    border-color: var(--indigo-border);
    background: var(--bg-elevated);
    box-shadow: var(--shadow-sm);
}

.editing-session-info {
    flex: 1;
    min-width: 0;
}

.editing-session-title {
    font-size: 0.8125rem;
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin: 0;
}

.editing-session-meta {
    font-size: 0.6875rem;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.editing-session-clips {
    background: var(--indigo-glow);
    color: var(--indigo);
    padding: 1px 6px;
    border-radius: var(--radius-full);
    font-size: 0.6875rem;
    font-weight: var(--font-weight-semibold);
}

.editing-session-delete {
    padding: var(--space-2);
    font-size: 0.875rem;
    color: var(--text-tertiary);
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    opacity: 0;
}

.editing-session-item:hover .editing-session-delete {
    opacity: 1;
}

.editing-session-delete:hover {
    color: var(--error);
    background: rgba(255, 59, 87, 0.1);
}

/* Update past-searches-container for side-by-side layout */
.history-panels .past-searches-container {
    margin: 0;
}

/* Responsive: Stack history panels on mobile */
@media (max-width: 768px) {
    .history-panels {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }

    .editing-session-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-2);
    }

    .editing-session-delete {
        opacity: 1;
        align-self: flex-end;
        margin-top: calc(var(--space-2) * -1);
    }
}