/* ========================================
   Imagify Layout System
   Fixed Sidebar + Main Content Wrapper
   ======================================== */

/* ========== MAIN WRAPPER ========== */
/* The wrapper contains header and main content, positioned to the right of sidebar */
.main-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin-left: 0;
    padding-left: var(--main-wrapper-offset-expanded);
    transition: all var(--transition-slow);
}

/* ========== APP HEADER ========== */
.app-header {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    height: var(--header-height);
    padding: 0 var(--spacing-5xl);
    background: transparent;
}

.header-spacer {
    flex: 1;
}

/* User Profile Dropdown */
.user-profile {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-md) var(--spacing-2xl);
    background: var(--gradient-profile);
    backdrop-filter: blur(var(--blur-md));
    -webkit-backdrop-filter: blur(var(--blur-md));
    border: 0.833px solid var(--color-border-button);
    border-radius: var(--border-radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-inset);
}

.user-profile:hover {
    background: var(--color-bg-hover);
}

.profile-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.profile-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.profile-name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    letter-spacing: var(--letter-spacing-tight);
    line-height: var(--line-height-none);
}

.profile-credits {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    letter-spacing: var(--letter-spacing-tight);
    line-height: var(--line-height-none);
}

.profile-chevron {
    width: 16px;
    height: 16px;
    color: var(--color-text-muted);
    transition: transform var(--transition-base);
}

.user-profile:hover .profile-chevron {
    color: var(--color-text-primary);
}

/* ========== MAIN CONTENT ========== */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 0 var(--spacing-5xl) var(--spacing-5xl);
    overflow-x: hidden;
    overflow-y: auto;
    position: relative;
}

/* ========== HOME SCREEN STYLES ========== */

/* Mode Selector Container (Home View) */
.mode-selector {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 0 var(--spacing-5xl);
    max-width: var(--content-max-width);
    margin: 0 auto;
    width: 100%;
}

.mode-selector[hidden] {
    display: none;
}

/* Hero Section */
.home-hero {
    text-align: center;
    padding: var(--spacing-5xl) 0 var(--spacing-7xl);
}

.home-hero-title {
    font-size: var(--font-size-hero);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xl);
    letter-spacing: var(--letter-spacing-tighter);
    line-height: var(--line-height-none);
}

.home-hero-subtitle {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    line-height: var(--line-height-tight);
    max-width: 500px;
    margin: 0 auto;
}

.home-hero-subtitle strong {
    color: var(--color-text-primary);
    font-weight: var(--font-weight-bold);
}

/* ========== STYLE FILTERS ========== */
.style-filters-container {
    background: var(--gradient-card);
    backdrop-filter: blur(var(--blur-xl));
    -webkit-backdrop-filter: blur(var(--blur-xl));
    border: 2px solid var(--color-border-card);
    border-radius: var(--border-radius-xl);
    padding: var(--spacing-2xl);
    margin-bottom: var(--spacing-7xl);
    box-shadow: var(--shadow-inset);
}

.style-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    justify-content: center;
    margin-bottom: var(--spacing-2xl);
}

.style-filter-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-2xl);
    background: transparent;
    border: 1px solid var(--color-border-button);
    border-radius: var(--border-radius-full);
    color: var(--color-text-secondary);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

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

.style-filter-btn.active {
    background: var(--color-text-primary);
    color: var(--color-text-inverse);
    border-color: var(--color-text-primary);
}

.style-filter-btn svg {
    width: 16px;
    height: 16px;
}

/* Prompt Input Row */
.prompt-input-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border-input);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg) var(--spacing-2xl);
}

.prompt-input-row input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--color-text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    letter-spacing: var(--letter-spacing-tight);
    padding: var(--spacing-md) 0;
    height: auto;
}

.prompt-input-row input::placeholder {
    color: var(--color-text-muted);
}

.prompt-icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    border-radius: var(--border-radius-full);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-base);
    flex-shrink: 0;
}

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

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

.prompt-send-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--color-button-primary-bg);
    border: none;
    border-radius: var(--border-radius-lg);
    color: var(--color-button-primary-text);
    cursor: pointer;
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.prompt-send-btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.prompt-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

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

/* ========== FEATURES SECTION ========== */
.features-section {
    margin-bottom: var(--spacing-7xl);
}

.section-header {
    margin-bottom: var(--spacing-5xl);
}

.section-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-md);
    letter-spacing: var(--letter-spacing-tight);
}

.section-subtitle {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
}

/* Feature Cards Grid */
.feature-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--feature-card-gap);
}

.feature-card {
    background: var(--gradient-card);
    backdrop-filter: blur(var(--blur-xl));
    -webkit-backdrop-filter: blur(var(--blur-xl));
    border: 2px solid var(--color-border-card);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-inset);
}

.feature-card:hover {
    background: var(--gradient-card-hover);
    border-color: var(--color-border-button);
    transform: translateY(-4px);
}

.feature-card-image {
    position: relative;
    width: 100%;
    height: 160px;
    overflow: hidden;
}

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

/* Green glow effect for feature cards */
.feature-card-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at bottom right, rgba(74, 222, 128, 0.3) 0%, transparent 60%);
    pointer-events: none;
}

.feature-card-content {
    padding: var(--spacing-2xl);
}

.feature-card-title {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
    letter-spacing: var(--letter-spacing-tight);
}

.feature-card-description {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
}

/* ========== GALLERY SECTION ========== */
.gallery-section {
    margin-bottom: var(--spacing-5xl);
}

/* Gallery Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--gallery-gap);
}

.gallery-item {
    position: relative;
    aspect-ratio: 259 / 300;
    border-radius: var(--gallery-image-radius);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-base);
}

.gallery-item:hover {
    transform: translateY(-4px);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

/* Gallery overlay on hover */
.gallery-item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-base);
    display: flex;
    align-items: flex-end;
    padding: var(--spacing-2xl);
}

.gallery-item:hover .gallery-item-overlay {
    opacity: 1;
}

.gallery-item-info {
    color: var(--color-text-primary);
}

.gallery-item-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
}

.gallery-item-author {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
}

/* ========== BRAND DESIGN PAGE ========== */
/* Mode selection cards in Imagify style */

.brand-modes-section {
    width: 100%;
    margin-bottom: var(--spacing-5xl);
}

.brand-mode-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-2xl);
    width: 100%;
}

.brand-mode-card {
    background: var(--gradient-card);
    backdrop-filter: blur(var(--blur-xl));
    -webkit-backdrop-filter: blur(var(--blur-xl));
    border: 2px solid var(--color-border-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-3xl);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-2xl);
    box-shadow: var(--shadow-inset);
    position: relative;
    overflow: hidden;
}

.brand-mode-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: transparent;
    transition: background var(--transition-base);
}

.brand-mode-card:hover {
    background: var(--gradient-card-hover);
    border-color: var(--color-border-button);
    transform: translateY(-4px);
}

.brand-mode-card:hover::before {
    background: var(--color-active);
}

.brand-mode-card:active {
    transform: translateY(-2px);
}

.brand-mode-icon {
    font-size: 36px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    background: var(--color-bg-hover);
    border-radius: var(--border-radius-md);
}

.brand-mode-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.brand-mode-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    letter-spacing: var(--letter-spacing-tight);
    line-height: var(--line-height-tight);
    margin: 0;
}

.brand-mode-description {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    line-height: var(--line-height-normal);
    margin: 0;
}

/* Brand Chat Section */
.brand-chat-section {
    width: 100%;
    margin-bottom: var(--spacing-5xl);
}

.brand-chat-input-area {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}

.brand-chat-input-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    background: var(--gradient-card);
    backdrop-filter: blur(var(--blur-xl));
    -webkit-backdrop-filter: blur(var(--blur-xl));
    border: 2px solid var(--color-border-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg) var(--spacing-2xl);
    box-shadow: var(--shadow-inset);
    transition: all var(--transition-base);
}

.brand-chat-input-row:focus-within {
    border-color: var(--color-border-button);
    background: var(--gradient-card-hover);
}

.brand-chat-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--color-text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    padding: var(--spacing-md) 0;
    height: auto;
    line-height: var(--line-height-base);
}

.brand-chat-input::placeholder {
    color: var(--color-text-muted);
    opacity: 1;
}

.brand-chat-send-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--color-button-primary-bg);
    border: none;
    border-radius: var(--border-radius-full);
    color: var(--color-button-primary-text);
    cursor: pointer;
    transition: all var(--transition-base);
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.brand-chat-send-btn:hover:not(:disabled) {
    background: var(--color-button-primary-hover);
    transform: scale(1.05);
}

.brand-chat-send-btn:active:not(:disabled) {
    transform: scale(0.95);
}

.brand-chat-send-btn:disabled {
    background: var(--color-bg-muted);
    color: var(--color-text-disabled);
    cursor: not-allowed;
    opacity: 0.6;
}

/* Empty State for views */
.empty-state {
    text-align: center;
    padding: var(--spacing-5xl) var(--spacing-3xl);
    color: var(--color-text-muted);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
}

/* Page Header for other views */
.page-header {
    margin-bottom: var(--spacing-4xl);
}

.page-header h1 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-md) 0;
    letter-spacing: var(--letter-spacing-tighter);
    line-height: var(--line-height-none);
}

.page-header p {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    margin: 0;
    line-height: var(--line-height-tight);
}

/* ========== LEGACY MODE CARDS (for backwards compatibility) ========== */
.mode-selector-header {
    text-align: center;
    margin-bottom: var(--spacing-5xl);
}

.mode-selector-header h1 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-lg);
    letter-spacing: var(--letter-spacing-tighter);
    line-height: var(--line-height-none);
}

.mode-selector-header p {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    line-height: var(--line-height-tight);
}

.mode-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--gallery-gap);
    max-width: var(--content-max-width);
    width: 100%;
}

.mode-card {
    background: var(--gradient-card);
    backdrop-filter: blur(var(--blur-xl));
    -webkit-backdrop-filter: blur(var(--blur-xl));
    border: 2px solid var(--color-border-card);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-5xl) var(--spacing-2xl);
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
    width: 200px;
    min-width: 200px;
    flex-shrink: 0;
    box-shadow: var(--shadow-inset);
}

.mode-card:hover {
    background: var(--gradient-card-hover);
    border-color: var(--color-border-button);
    transform: translateY(-4px);
}

.mode-card:active {
    transform: translateY(-2px);
}

.mode-card-icon {
    font-size: 32px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mode-card-icon svg {
    width: 32px;
    height: 32px;
    color: var(--color-text-primary);
}

.mode-card-title {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    letter-spacing: var(--letter-spacing-tight);
    line-height: var(--line-height-none);
}

.mode-card-description {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    line-height: var(--line-height-tight);
}

/* ========== CHAT AREA ========== */
.chat-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: padding-bottom var(--transition-slow);
}

.chat-area[hidden] {
    display: none;
}

.chat-area[data-context-open="true"] {
    padding-bottom: 50vh;
}

/* Chat Header Bar */
.chat-header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-2xl) var(--spacing-4xl);
    background: var(--gradient-card);
    backdrop-filter: blur(var(--blur-xl));
    -webkit-backdrop-filter: blur(var(--blur-xl));
    border: 2px solid var(--color-border-card);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-2xl);
    box-shadow: var(--shadow-inset);
}

.chat-mode-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.chat-mode-icon {
    font-size: 24px;
    display: flex;
    align-items: center;
}

.chat-mode-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-text-primary);
}

.chat-mode-label {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    letter-spacing: var(--letter-spacing-tight);
}

.new-session-btn {
    background: var(--color-bg-button-secondary);
    backdrop-filter: blur(var(--blur-md));
    border: 0.833px solid var(--color-border-button);
    border-radius: var(--border-radius-full);
    color: var(--color-text-primary);
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-inset);
}

.new-session-btn:hover {
    background: var(--color-bg-hover);
    transform: translateY(-1px);
}

.new-session-btn svg {
    width: 16px;
    height: 16px;
}

/* Messages Container */
.messages-wrapper {
    flex: 1;
    overflow-y: auto;
    padding-right: var(--spacing-md);
}

/* ========== INPUT AREA ========== */
.input-area {
    margin-top: auto;
    padding: var(--spacing-2xl) 0;
}

/* Context Toggle Button */
.context-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    width: 100%;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    background: var(--color-bg-button-secondary);
    backdrop-filter: blur(var(--blur-md));
    border: 0.833px solid var(--color-border-button);
    border-radius: var(--border-radius-full);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-inset);
}

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

.context-toggle-btn[data-open="true"] .toggle-arrow {
    transform: rotate(180deg);
}

.toggle-arrow {
    transition: transform var(--transition-base);
    display: flex;
    align-items: center;
}

.toggle-arrow svg {
    width: 16px;
    height: 16px;
}

.context-toggle-btn[hidden] {
    display: none;
}

/* Chat Input Wrapper */
.chat-input-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    padding: var(--spacing-xl) var(--spacing-2xl);
}

.chat-input-wrapper input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--color-text-primary);
    font-family: var(--font-family);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
    letter-spacing: var(--letter-spacing-tight);
    padding: var(--spacing-md) 0;
    height: auto;
}

.chat-input-wrapper input::placeholder {
    color: var(--color-text-muted);
}

/* Input Icon Buttons */
.input-icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    border-radius: var(--border-radius-full);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-base);
}

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

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

/* Send Button */
.send-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--color-button-primary-bg);
    border: none;
    border-radius: var(--border-radius-lg);
    color: var(--color-button-primary-text);
    cursor: pointer;
    transition: all var(--transition-base);
}

.send-btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

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

/* ========== SETTINGS PANEL ========== */
.settings-panel {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow-y: auto;
    z-index: 1000;
    padding: var(--spacing-5xl);
}

.settings-panel[hidden] {
    display: none;
}

.settings-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-5xl);
}

.settings-header h3 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
}

.close-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--color-bg-button-secondary);
    border: 0.833px solid var(--color-border-button);
    border-radius: var(--border-radius-full);
    color: var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-base);
}

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

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

.settings-section {
    margin-bottom: var(--spacing-5xl);
}

.settings-section h4 {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-2xl);
}

.setting-item {
    margin-bottom: var(--spacing-2xl);
}

.setting-item label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.settings-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-2xl);
}

.settings-btn-group {
    display: flex;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 1200px) {
    :root {
        --main-wrapper-offset: var(--main-wrapper-offset-collapsed);
    }

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

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

    .mode-card {
        width: 180px;
        min-width: 180px;
    }
}

@media (max-width: 900px) {

    .home-hero-title {
        font-size: var(--font-size-3xl);
    }

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

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

    .mode-cards {
        max-width: 600px;
    }

    .mode-card {
        width: 160px;
        min-width: 160px;
    }
}

@media (max-width: 768px) {
    .main-wrapper {
        margin-left: 0;
    }

    .main-content {
        padding: var(--spacing-2xl);
    }

    .mode-selector {
        padding: 0;
    }

    .home-hero {
        padding: var(--spacing-2xl) 0 var(--spacing-5xl);
    }

    .home-hero-title {
        font-size: var(--font-size-2xl);
    }

    .style-filters-container {
        padding: var(--spacing-xl);
    }

    .style-filters {
        gap: var(--spacing-md);
    }

    .style-filter-btn {
        padding: var(--spacing-md) var(--spacing-xl);
        font-size: var(--font-size-xs);
    }

    .feature-cards {
        grid-template-columns: 1fr;
    }

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

    .mode-cards {
        max-width: 100%;
        gap: var(--spacing-xl);
    }

    .mode-card {
        width: 100%;
        min-width: unset;
        max-width: 300px;
        padding: var(--spacing-5xl) var(--spacing-4xl);
    }

    .mode-selector-header h1 {
        font-size: var(--font-size-2xl);
    }

    .app-header {
        padding: 0 var(--spacing-2xl);
    }

    .chat-header-bar {
        flex-direction: column;
        gap: var(--spacing-xl);
        align-items: stretch;
    }

    .new-session-btn {
        justify-content: center;
    }

    .user-profile {
        padding: var(--spacing-sm) var(--spacing-xl);
    }

    .profile-info {
        display: none;
    }

    .settings-panel {
        width: 95%;
        padding: var(--spacing-4xl);
    }

    .settings-btn-group {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: var(--spacing-xl);
    }

    .mode-selector {
        padding: 0;
    }

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

    .chat-input-wrapper {
        padding: var(--spacing-lg) var(--spacing-xl);
    }

    .prompt-input-row {
        padding: var(--spacing-md) var(--spacing-xl);
    }
}

/* ========== ACCESSIBILITY ========== */
@media (prefers-reduced-motion: reduce) {
    .main-wrapper,
    .mode-card,
    .user-profile,
    .send-btn,
    .new-session-btn,
    .context-toggle-btn,
    .toggle-arrow,
    .profile-chevron,
    .close-btn,
    .input-icon-btn,
    .feature-card,
    .gallery-item,
    .gallery-item img,
    .style-filter-btn,
    .prompt-send-btn,
    .prompt-icon-btn {
        transition: none !important;
    }
}

/* Focus states */
.style-filter-btn:focus-visible,
.prompt-icon-btn:focus-visible,
.prompt-send-btn:focus-visible,
.feature-card:focus-visible,
.gallery-item:focus-visible {
    outline: 2px solid var(--color-active);
    outline-offset: 2px;
}