/* ============================================
   TRNOG TASARIM STÜDYOSU - ANA TEMA (KOYU)
   ============================================ */

:root {
    /* Renk Paleti - Koyu Tema */
    --primary-color: #6a11cb;
    --secondary-color: #2575fc;
    --accent-color: #00d2ff;
    --accent-secondary: #ff6b6b;

    --background: #0a0a1a;
    --background-secondary: #0d0d20;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.08);

    --text-color: #ffffff;
    --text-muted: #8a8a9a;

    --success: #00c853;
    --warning: #ffc107;
    --error: #ff5252;

    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --gradient-accent: linear-gradient(135deg, var(--accent-color), var(--primary-color));

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.4);

    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
    --border-radius-xl: 28px;
}

/* ============================================
   KURUMSAL TEMA
   ============================================ */
[data-theme="corporate"] {
    --primary-color: #1a365d;
    --secondary-color: #2c5282;
    --accent-color: #3182ce;
    --accent-secondary: #ed8936;

    --background: #f7fafc;
    --background-secondary: #edf2f7;
    --card-bg: #ffffff;
    --card-border: #e2e8f0;

    --text-color: #1a202c;
    --text-muted: #718096;

    --gradient-primary: linear-gradient(135deg, #1a365d, #2c5282);
}

/* ============================================
   RENKLİ TEMA
   ============================================ */
[data-theme="colorful"] {
    --primary-color: #7c3aed;
    --secondary-color: #ec4899;
    --accent-color: #06b6d4;
    --accent-secondary: #f59e0b;

    --background: #0f0f23;
    --background-secondary: #1a1a2e;
    --card-bg: rgba(124, 58, 237, 0.08);
    --card-border: rgba(236, 72, 153, 0.2);

    --text-color: #ffffff;
    --text-muted: #a78bfa;

    --gradient-primary: linear-gradient(135deg, #7c3aed, #ec4899, #06b6d4);
}

/* ============================================
   SADE TEMA (MİNİMAL)
   ============================================ */
[data-theme="minimal"] {
    --primary-color: #18181b;
    --secondary-color: #3f3f46;
    --accent-color: #a1a1aa;
    --accent-secondary: #71717a;

    --background: #fafafa;
    --background-secondary: #f4f4f5;
    --card-bg: #ffffff;
    --card-border: #e4e4e7;

    --text-color: #18181b;
    --text-muted: #71717a;

    --gradient-primary: linear-gradient(135deg, #18181b, #3f3f46);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--background);
    color: var(--text-color);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.5em;
}

h1 {
    font-size: clamp(2rem, 5vw, 3rem);
}

h2 {
    font-size: clamp(1.5rem, 4vw, 2.25rem);
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
    margin-bottom: 1rem;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-color);
}

/* ============================================
   LAYOUT COMPONENTS
   ============================================ */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 4rem 0;
}

.grid {
    display: grid;
    gap: 1.5rem;
}

.flex {
    display: flex;
    gap: 1rem;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--border-radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

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

.btn-lg {
    padding: 1.125rem 2.25rem;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
    border-radius: 50%;
}

/* ============================================
   CARDS
   ============================================ */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-md);
}

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

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-title i {
    color: var(--accent-color);
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 0.95rem;
    color: var(--text-color);
    background: var(--background-secondary);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-md);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 210, 255, 0.1);
}

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

select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%238a8a9a'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.25rem;
    padding-right: 2.5rem;
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

@media (max-width: 640px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   BADGES & TAGS
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.35rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 20px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
}

.badge-success {
    background: rgba(0, 200, 83, 0.15);
    border-color: rgba(0, 200, 83, 0.3);
    color: var(--success);
}

.badge-warning {
    background: rgba(255, 193, 7, 0.15);
    border-color: rgba(255, 193, 7, 0.3);
    color: var(--warning);
}

.badge-error {
    background: rgba(255, 82, 82, 0.15);
    border-color: rgba(255, 82, 82, 0.3);
    color: var(--error);
}

.badge-primary {
    background: var(--gradient-primary);
    border: none;
    color: white;
}

/* ============================================
   ALERTS
   ============================================ */
.alert {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-radius: var(--border-radius-md);
    margin-bottom: 1.5rem;
}

.alert-success {
    background: rgba(0, 200, 83, 0.12);
    border: 1px solid rgba(0, 200, 83, 0.25);
    color: var(--success);
}

.alert-warning {
    background: rgba(255, 193, 7, 0.12);
    border: 1px solid rgba(255, 193, 7, 0.25);
    color: var(--warning);
}

.alert-error {
    background: rgba(255, 82, 82, 0.12);
    border: 1px solid rgba(255, 82, 82, 0.25);
    color: var(--error);
}

.alert-info {
    background: rgba(0, 210, 255, 0.12);
    border: 1px solid rgba(0, 210, 255, 0.25);
    color: var(--accent-color);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 10, 26, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--card-border);
    padding: 0.75rem 0;
}

[data-theme="corporate"] .navbar,
[data-theme="minimal"] .navbar {
    background: rgba(255, 255, 255, 0.95);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-color);
    text-decoration: none;
}

.navbar-brand i {
    color: var(--accent-color);
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
}

.navbar-menu a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    color: var(--text-muted);
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.navbar-menu a:hover,
.navbar-menu a.active {
    color: var(--accent-color);
    background: rgba(0, 210, 255, 0.08);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* ============================================
   TABLES
   ============================================ */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 1rem 1.25rem;
    text-align: left;
    border-bottom: 1px solid var(--card-border);
}

.table th {
    background: rgba(0, 0, 0, 0.15);
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table tr:hover {
    background: rgba(0, 210, 255, 0.03);
}

/* ============================================
   MODALS
   ============================================ */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    justify-content: center;
    align-items: center;
    padding: 1rem;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--background-secondary);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-xl);
    padding: 2rem;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--error);
}

/* ============================================
   PAGINATION
   ============================================ */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.pagination a,
.pagination span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 0.75rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    color: var(--text-muted);
    font-weight: 500;
    transition: var(--transition);
}

.pagination a:hover,
.pagination .active {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* ============================================
   LOADING STATES
   ============================================ */
.loader {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 3rem;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--card-border);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.skeleton {
    background: linear-gradient(90deg,
            var(--card-bg) 25%,
            rgba(255, 255, 255, 0.05) 50%,
            var(--card-bg) 75%);
    background-size: 200% 100%;
    animation: skeleton 1.5s infinite;
    border-radius: var(--border-radius-sm);
}

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

    100% {
        background-position: -200% 0;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.animate-fade-in {
    animation: fadeIn 0.5s ease;
}

.animate-slide-up {
    animation: slideUp 0.5s ease;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

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

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

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

.text-success {
    color: var(--success);
}

.text-warning {
    color: var(--warning);
}

.text-error {
    color: var(--error);
}

.font-bold {
    font-weight: 700;
}

.font-semibold {
    font-weight: 600;
}

.font-medium {
    font-weight: 500;
}

.mt-1 {
    margin-top: 0.5rem;
}

.mt-2 {
    margin-top: 1rem;
}

.mt-3 {
    margin-top: 1.5rem;
}

.mt-4 {
    margin-top: 2rem;
}

.mb-1 {
    margin-bottom: 0.5rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

.mb-3 {
    margin-bottom: 1.5rem;
}

.mb-4 {
    margin-bottom: 2rem;
}

.p-1 {
    padding: 0.5rem;
}

.p-2 {
    padding: 1rem;
}

.p-3 {
    padding: 1.5rem;
}

.p-4 {
    padding: 2rem;
}

.rounded {
    border-radius: var(--border-radius-md);
}

.rounded-lg {
    border-radius: var(--border-radius-lg);
}

.rounded-full {
    border-radius: 9999px;
}

.hidden {
    display: none !important;
}

.block {
    display: block;
}

.inline-block {
    display: inline-block;
}

.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .container {
        padding: 0 1rem;
    }
}

@media (max-width: 768px) {
    .navbar-menu {
        display: none;
    }

    .section {
        padding: 2.5rem 0;
    }

    .card {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.9rem;
    }
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============================================
   INDEX PAGE - ANA SAYFA STİLLERİ
   ============================================ */
header {
    text-align: center;
    padding: 2rem 0;
}

.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.logo-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
}

header h1 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.badge-container {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.main-content {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

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

/* Control Panel */
.control-panel {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    height: fit-content;
}

/* Sadece büyük ekranlarda sticky */
@media (min-width: 1025px) {
    .control-panel {
        position: sticky;
        top: 80px;
    }
}

.panel-title {
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--card-border);
}

.panel-title i {
    color: var(--accent-color);
}

.control-panel .form-group {
    margin-bottom: 1.25rem;
}

.control-panel .form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
}

.control-panel .form-group label i {
    color: var(--accent-color);
    font-size: 0.85rem;
}

.control-panel select,
.control-panel textarea,
.control-panel input[type="text"] {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 0.95rem;
    color: var(--text-color);
    background: var(--background-secondary);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-md);
    transition: var(--transition);
    font-family: inherit;
}

.control-panel select:focus,
.control-panel textarea:focus,
.control-panel input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 210, 255, 0.1);
}

.control-panel textarea {
    min-height: 100px;
    resize: vertical;
}

.prompt-tips {
    margin-top: 0.5rem;
    padding: 0.75rem;
    background: rgba(0, 210, 255, 0.05);
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.prompt-tips i {
    color: var(--warning);
    margin-right: 0.25rem;
}

/* Checkbox Group */
.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    cursor: pointer;
    padding: 0.5rem 0.75rem;
    background: var(--background-secondary);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.checkbox-label:hover {
    border-color: var(--accent-color);
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent-color);
}

/* Buttons */
.generate-btn {
    width: 100%;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: white;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 1rem;
}

.generate-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.generate-btn:active {
    transform: translateY(0);
}

.action-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-top: 0.75rem;
}

.secondary-btn {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--background-secondary);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

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

/* Preview Panel */
.preview-panel {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius-lg);
    min-height: 500px;
    display: flex;
    flex-direction: column;
    position: relative;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--card-border);
}

.preview-header h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
}

.preview-header h3 i {
    color: var(--accent-color);
}

.preview-actions {
    display: flex;
    gap: 0.5rem;
}

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

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

.preview-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
}

.placeholder-text {
    text-align: center;
    color: var(--text-muted);
}

.placeholder-text i {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

.placeholder-text p {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.placeholder-text small {
    font-size: 0.85rem;
    opacity: 0.7;
}

#resultImage {
    max-width: 100%;
    max-height: 500px;
    border-radius: var(--border-radius-md);
    display: none;
}

#resultImage.visible {
    display: block;
}

#loader {
    display: none;
}

#loader.visible {
    display: flex;
}

#placeholder.hidden {
    display: none;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem 0;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 2rem;
    border-top: 1px solid var(--card-border);
}

/* ============================================
   RESPONSIVE - TABLET (max-width: 1024px)
   ============================================ */
@media (max-width: 1024px) {
    .container {
        padding: 0 1rem;
    }

    .main-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .control-panel {
        position: static;
        order: 1;
    }

    .preview-panel {
        order: 2;
        min-height: 400px;
    }

    header h1 {
        font-size: 1.75rem;
    }

    .navbar-menu {
        display: none;
    }

    .navbar-container {
        padding: 0 1rem;
    }
}

/* ============================================
   RESPONSIVE - MOBILE (max-width: 768px)
   ============================================ */
@media (max-width: 768px) {
    body {
        font-size: 14px;
    }

    .container {
        padding: 0 0.75rem;
    }

    header {
        padding: 1rem 0;
    }

    header h1 {
        font-size: 1.5rem;
    }

    .logo-container {
        flex-direction: column;
        gap: 0.5rem;
    }

    .logo-icon {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 0.95rem;
        padding: 0 0.5rem;
    }

    .badge-container {
        gap: 0.5rem;
    }

    .badge {
        padding: 0.25rem 0.5rem;
        font-size: 0.7rem;
    }

    /* Control Panel Mobile */
    .control-panel {
        padding: 1rem;
        border-radius: 12px;
    }

    .panel-title {
        font-size: 1rem;
        margin-bottom: 1rem;
        padding-bottom: 0.75rem;
    }

    .control-panel .form-group {
        margin-bottom: 1rem;
    }

    .control-panel .form-group label {
        font-size: 0.85rem;
    }

    .control-panel select,
    .control-panel textarea,
    .control-panel input[type="text"] {
        padding: 0.75rem;
        font-size: 0.9rem;
    }

    .control-panel textarea {
        min-height: 80px;
    }

    /* Checkbox Mobile */
    .checkbox-group {
        flex-direction: column;
        gap: 0.5rem;
    }

    .checkbox-label {
        width: 100%;
        justify-content: flex-start;
    }

    /* Buttons Mobile */
    .generate-btn {
        padding: 0.875rem 1rem;
        font-size: 0.95rem;
    }

    .action-buttons {
        grid-template-columns: 1fr 1fr;
        gap: 0.5rem;
    }

    .secondary-btn {
        padding: 0.65rem 0.75rem;
        font-size: 0.8rem;
    }

    /* Preview Panel Mobile */
    .preview-panel {
        min-height: 350px;
        border-radius: 12px;
    }

    .preview-header {
        padding: 0.75rem 1rem;
    }

    .preview-header h3 {
        font-size: 0.9rem;
    }

    .preview-content {
        padding: 1rem;
    }

    .placeholder-text i {
        font-size: 2.5rem;
    }

    .placeholder-text p {
        font-size: 0.95rem;
    }

    /* Navbar Mobile */
    .navbar {
        padding: 0.5rem 0;
    }

    .navbar-brand {
        font-size: 1.1rem;
        gap: 0.5rem;
    }

    .navbar-brand i {
        font-size: 1.2rem;
    }

    .navbar-actions {
        gap: 0.5rem;
    }

    .credit-display {
        padding: 0.4rem 0.6rem;
        font-size: 0.8rem;
    }

    .credit-display span {
        display: none;
    }

    .user-toggle {
        padding: 0.25rem;
    }

    .user-name {
        display: none;
    }

    .user-avatar {
        width: 28px;
        height: 28px;
        font-size: 0.75rem;
    }

    /* Theme Switcher Mobile */
    .theme-toggle {
        width: 36px;
        height: 36px;
    }

    .theme-dropdown {
        width: 180px;
        right: -50px;
    }

    /* Footer Mobile */
    footer {
        padding: 1.5rem 0.5rem;
        font-size: 0.8rem;
    }
}

/* ============================================
   RESPONSIVE - SMALL MOBILE (max-width: 480px)
   ============================================ */
@media (max-width: 480px) {
    .container {
        padding: 0 0.5rem;
    }

    header h1 {
        font-size: 1.25rem;
    }

    .logo-icon {
        font-size: 1.75rem;
    }

    .badge-container {
        flex-wrap: wrap;
        justify-content: center;
    }

    .control-panel {
        padding: 0.75rem;
    }

    .panel-title {
        font-size: 0.9rem;
    }

    .action-buttons {
        grid-template-columns: 1fr;
    }

    .navbar-brand span {
        font-size: 0.95rem;
    }

    .btn-sm {
        padding: 0.4rem 0.75rem;
        font-size: 0.8rem;
    }

    /* Admin Sidebar Mobile */
    .admin-sidebar {
        display: none;
    }

    .admin-main {
        margin-left: 0;
        padding: 1rem;
    }

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

/* ============================================
   DARK THEME ENHANCEMENTS
   ============================================ */
[data-theme="dark"],
:root {
    color-scheme: dark;
}

/* Improved scrollbar for dark theme */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--card-border);
    border-radius: 4px;
}

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

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

/* Focus visible for accessibility */
*:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Improved form focus states */
input:focus,
select:focus,
textarea:focus {
    border-color: var(--accent-color) !important;
    box-shadow: 0 0 0 3px rgba(0, 210, 255, 0.15) !important;
}

/* Button active states */
button:active {
    transform: scale(0.98);
}

/* Link hover effects */
a:hover {
    color: var(--accent-color);
}

/* Card hover glow effect */
.card:hover,
.control-panel:hover,
.preview-panel:hover {
    box-shadow: 0 0 20px rgba(0, 210, 255, 0.1);
}

/* Mobile menu button */
.mobile-menu-btn {
    display: none;
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        background: var(--card-bg);
        border: 1px solid var(--card-border);
        border-radius: 8px;
        color: var(--text-muted);
        cursor: pointer;
    }
}

/* Touch-friendly tap targets */
@media (hover: none) and (pointer: coarse) {

    button,
    a,
    select,
    input[type="checkbox"] {
        min-height: 44px;
        min-width: 44px;
    }

    .checkbox-label {
        padding: 0.75rem 1rem;
    }

    .secondary-btn,
    .generate-btn {
        padding: 1rem;
    }
}