/* =============================================
   SEOmetre — Tasarım Sistemi (Vanilla CSS)
   DESIGN.md referansına uygun Material Design 3 paleti
   ============================================= */

/* =============================================
   1. CSS Custom Properties (Renk Paleti)
   ============================================= */
:root {
    /* Birincil Renkler */
    --primary: #00687a;
    --primary-container: #06b6d4;
    --on-primary: #ffffff;
    --on-primary-container: #00424f;
    --primary-fixed: #acedff;
    --primary-fixed-dim: #4cd7f6;
    --inverse-primary: #4cd7f6;

    /* İkincil Renkler */
    --secondary: #006781;
    --secondary-container: #8fdfff;
    --on-secondary: #ffffff;
    --on-secondary-container: #00647d;

    /* Tersiyer (Aksiyoner) */
    --tertiary: #8c5000;
    --tertiary-container: #e89337;
    --on-tertiary: #ffffff;

    /* Yüzeyler */
    --surface: #f5fafc;
    --surface-dim: #d5dbdd;
    --surface-bright: #f5fafc;
    --surface-container-lowest: #ffffff;
    --surface-container-low: #eff4f7;
    --surface-container: #e9eff1;
    --surface-container-high: #e3e9eb;
    --surface-container-highest: #dee3e6;
    --surface-variant: #dee3e6;
    --surface-tint: #00687a;

    /* Metin */
    --on-surface: #171d1e;
    --on-surface-variant: #3d494c;
    --on-background: #171d1e;
    --inverse-surface: #2b3133;
    --inverse-on-surface: #ecf2f4;

    /* Outline */
    --outline: #6d797d;
    --outline-variant: #bcc9cd;

    /* Hata */
    --error: #ba1a1a;
    --error-container: #ffdad6;
    --on-error: #ffffff;
    --on-error-container: #93000a;

    /* Durum Renkleri */
    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.1);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.1);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.1);

    /* Background */
    --background: #f5fafc;

    /* Gölgeler */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.06), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.08), 0 4px 6px rgba(0, 0, 0, 0.04);

    /* Köşe Yuvarlamaları */
    --rounded-sm: 0.25rem;
    --rounded: 0.5rem;
    --rounded-md: 0.75rem;
    --rounded-lg: 1rem;
    --rounded-xl: 1.5rem;
    --rounded-full: 9999px;

    /* Boşluklar (8px grid) */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --container-margin: 24px;

    /* Transition */
    --transition: 200ms ease;
    --transition-slow: 300ms ease;
}

/* =============================================
   2. 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;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: var(--on-surface);
    background-color: var(--background);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover {
    color: var(--primary-container);
}

img {
    max-width: 100%;
    height: auto;
}

/* =============================================
   3. Tipografi
   ============================================= */
.text-display-lg {
    font-size: 48px;
    font-weight: 700;
    line-height: 56px;
    letter-spacing: -0.02em;
}
.text-headline-lg {
    font-size: 32px;
    font-weight: 600;
    line-height: 40px;
    letter-spacing: -0.01em;
}
.text-headline-md {
    font-size: 24px;
    font-weight: 600;
    line-height: 32px;
}
.text-headline-sm {
    font-size: 20px;
    font-weight: 600;
    line-height: 28px;
}
.text-body-lg {
    font-size: 18px;
    font-weight: 400;
    line-height: 28px;
}
.text-body-md {
    font-size: 16px;
    font-weight: 400;
    line-height: 24px;
}
.text-body-sm {
    font-size: 14px;
    font-weight: 400;
    line-height: 20px;
}
.text-label-md {
    font-size: 12px;
    font-weight: 500;
    line-height: 16px;
    letter-spacing: 0.02em;
}

/* =============================================
   4. Navbar
   ============================================= */
.navbar {
    background: var(--surface-container-lowest);
    border-bottom: 1px solid var(--outline-variant);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 50;
}
.navbar-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--space-md) var(--container-margin);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
}
.navbar-logo {
    height: 36px;
    width: auto;
    object-fit: contain;
}
.navbar-brand-text {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}
.brand-accent {
    color: var(--primary-container);
}
.navbar-nav {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}
.nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--on-surface-variant);
    text-decoration: none;
    padding-bottom: 4px;
    border-bottom: 2px solid transparent;
    transition: all var(--transition);
}
.nav-link:hover {
    color: var(--primary);
}
.nav-link.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
    font-weight: 600;
}
.navbar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}
.navbar-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--on-surface);
    padding: var(--space-xs);
}
.navbar-mobile {
    display: none;
    flex-direction: column;
    padding: var(--space-md) var(--container-margin);
    border-top: 1px solid var(--outline-variant);
    background: var(--surface-container-lowest);
}
.navbar-mobile.open {
    display: flex;
}
.navbar-mobile .nav-link {
    padding: var(--space-sm) 0;
    border-bottom: none;
}

/* =============================================
   5. Butonlar
   ============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    font-family: inherit;
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    padding: 12px 24px;
    border: none;
    border-radius: var(--rounded);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}
.btn .material-symbols-outlined {
    font-size: 18px;
}
.btn-primary {
    background: var(--primary-container);
    color: var(--on-primary);
    box-shadow: var(--shadow-sm);
}
.btn-primary:hover {
    background: var(--primary-fixed-dim);
    box-shadow: var(--shadow-md);
    color: var(--on-primary);
}
.btn-secondary {
    background: transparent;
    color: var(--on-surface);
    border: 1px solid var(--outline-variant);
}
.btn-secondary:hover {
    background: var(--surface-container-low);
}
.btn-danger {
    background: var(--error);
    color: var(--on-error);
}
.btn-danger:hover {
    opacity: 0.9;
}
.btn-sm {
    padding: 8px 16px;
    font-size: 12px;
}
.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
    border-radius: var(--rounded-md);
}
.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* =============================================
   6. Kartlar
   ============================================= */
.card {
    background: var(--surface-container-lowest);
    border: 1px solid var(--outline-variant);
    border-radius: var(--rounded-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-sm);
    transition: box-shadow var(--transition);
}
.card:hover {
    box-shadow: var(--shadow-md);
}
.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-md);
}
.card-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--on-surface);
}
.card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--rounded);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-md);
}
.card-icon.primary {
    background: rgba(6, 182, 212, 0.1);
    color: var(--primary-container);
}
.card-icon.secondary {
    background: rgba(0, 103, 129, 0.1);
    color: var(--secondary);
}
.card-icon.tertiary {
    background: rgba(140, 80, 0, 0.1);
    color: var(--tertiary);
}

/* =============================================
   7. Input
   ============================================= */
.input-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}
.input-field {
    position: relative;
}
.input-field .input-icon {
    position: absolute;
    left: var(--space-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--outline-variant);
    font-size: 20px;
    pointer-events: none;
}
.input-field input,
.input-field textarea {
    width: 100%;
    padding: 16px 16px 16px 48px;
    font-family: inherit;
    font-size: 16px;
    color: var(--on-surface);
    background: var(--surface-container-lowest);
    border: 1px solid var(--outline-variant);
    border-radius: var(--rounded);
    transition: all var(--transition);
    outline: none;
}
.input-field input::placeholder {
    color: var(--outline-variant);
}
.input-field input:focus {
    border-color: var(--primary-container);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15);
}

/* =============================================
   8. Hero Section
   ============================================= */
.hero {
    text-align: center;
    padding: var(--space-2xl) var(--container-margin);
    max-width: 800px;
    margin: 0 auto;
}
.hero-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.15;
    color: var(--on-background);
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
}
.hero-title .highlight {
    color: var(--primary-container);
}
.hero-subtitle {
    font-size: 18px;
    color: var(--on-surface-variant);
    line-height: 28px;
    max-width: 640px;
    margin: 0 auto var(--space-xl);
}
.hero-search {
    display: flex;
    gap: var(--space-sm);
    max-width: 700px;
    margin: 0 auto;
}
.hero-search .input-field {
    flex: 1;
}
.hero-search .input-field input {
    font-size: 16px;
    padding: 18px 18px 18px 52px;
    border-radius: var(--rounded-md);
    box-shadow: var(--shadow-sm);
}
.hero-search .btn {
    padding: 18px 32px;
    border-radius: var(--rounded-md);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    font-weight: 700;
}

/* =============================================
   9. Feature Grid (Bento)
   ============================================= */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    max-width: 1280px;
    margin: var(--space-2xl) auto 0;
    padding: 0 var(--container-margin);
}
.feature-card {
    position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: '';
    position: absolute;
    top: -32px;
    right: -32px;
    width: 128px;
    height: 128px;
    border-radius: 0 0 0 9999px;
    background: var(--surface-container);
    transition: transform var(--transition-slow);
}
.feature-card:hover::before {
    transform: scale(1.15);
}
.feature-card .card-icon {
    position: relative;
    z-index: 1;
}
.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    position: relative;
    z-index: 1;
}
.feature-card p {
    font-size: 14px;
    color: var(--on-surface-variant);
    line-height: 20px;
    position: relative;
    z-index: 1;
}

/* =============================================
   10. Dashboard Score
   ============================================= */
.score-section {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-2xl);
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--container-margin);
}
.score-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}
.score-circle {
    position: relative;
    width: 220px;
    height: 220px;
}
.score-circle svg {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}
.score-circle .track {
    fill: none;
    stroke: var(--surface-variant);
    stroke-width: 8;
}
.score-circle .progress {
    fill: none;
    stroke: var(--primary-container);
    stroke-width: 8;
    stroke-linecap: round;
    transition: stroke-dashoffset 1.5s ease;
}
.score-value {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.score-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--on-surface);
    line-height: 1;
}
.score-max {
    font-size: 16px;
    color: var(--on-surface-variant);
    margin-top: 4px;
}
.score-description {
    margin-top: var(--space-lg);
    font-size: 16px;
    color: var(--on-surface-variant);
}

/* Category Cards Grid */
.category-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    align-content: center;
}
.category-card {
    cursor: pointer;
}
.category-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-md);
}
.category-card-header .left {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}
.category-icon {
    padding: var(--space-sm);
    background: var(--surface-container);
    border-radius: var(--rounded);
    display: flex;
    align-items: center;
    justify-content: center;
}
.category-icon .material-symbols-outlined {
    color: var(--on-surface-variant);
    font-size: 22px;
}

/* Status Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: var(--rounded-full);
    font-size: 12px;
    font-weight: 600;
}
.badge .material-symbols-outlined {
    font-size: 14px;
}
.badge-success {
    background: var(--success-bg);
    color: var(--success);
}
.badge-warning {
    background: var(--warning-bg);
    color: var(--warning);
}
.badge-danger {
    background: var(--danger-bg);
    color: var(--danger);
}
.badge-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: var(--rounded-full);
    font-size: 12px;
    font-weight: 500;
    border: 1px solid;
}
.badge-status.completed {
    background: var(--success-bg);
    color: var(--success);
    border-color: rgba(16, 185, 129, 0.2);
}
.badge-status .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

/* Progress Bar */
.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--surface-container-high);
    border-radius: var(--rounded-full);
    overflow: hidden;
    margin-bottom: 12px;
}
.progress-bar .fill {
    height: 100%;
    border-radius: var(--rounded-full);
    transition: width 0.8s ease;
}
.progress-bar .fill.success { background: var(--success); }
.progress-bar .fill.warning { background: var(--warning); }
.progress-bar .fill.danger  { background: var(--danger); }

/* =============================================
   11. Issues List
   ============================================= */
.issues-card {
    max-width: 1280px;
    margin: var(--space-xl) auto 0;
    padding: 0 var(--container-margin);
}
.issue-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    padding: var(--space-lg);
    border: 1px solid rgba(188, 201, 205, 0.5);
    border-radius: var(--rounded-md);
    margin-bottom: var(--space-md);
    transition: background var(--transition);
}
.issue-item:hover {
    background: var(--surface-container-low);
}
.issue-icon {
    padding: var(--space-md);
    border-radius: var(--rounded);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.issue-icon.error {
    background: var(--error-container);
    color: var(--error);
}
.issue-icon.warning {
    background: var(--warning-bg);
    color: var(--warning);
}
.issue-content {
    flex: 1;
}
.issue-content h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--space-xs);
}
.issue-content p {
    font-size: 16px;
    color: var(--on-surface-variant);
}

/* =============================================
   12. Tabs
   ============================================= */
.tabs {
    display: flex;
    gap: var(--space-md);
    border-bottom: 1px solid var(--outline-variant);
    margin-bottom: var(--space-xl);
}
.tab-btn {
    background: none;
    border: none;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    padding: var(--space-sm) var(--space-xs);
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    color: var(--on-surface-variant);
}
.tab-btn:hover {
    color: var(--primary);
}
.tab-btn.active {
    font-weight: 600;
}
.tab-btn.active.tab-errors {
    color: var(--error);
    border-bottom-color: var(--error);
}
.tab-btn.active.tab-warnings {
    color: var(--warning);
    border-bottom-color: var(--warning);
}
.tab-btn.active.tab-passed {
    color: var(--primary);
    border-bottom-color: var(--primary);
}
.tab-content {
    display: none;
}
.tab-content.active {
    display: block;
}

/* =============================================
   13. Accordion
   ============================================= */
.accordion-item {
    background: var(--surface);
    border: 1px solid var(--outline-variant);
    border-radius: var(--rounded);
    margin-bottom: var(--space-md);
    overflow: hidden;
    transition: box-shadow var(--transition);
}
.accordion-item:hover {
    box-shadow: var(--shadow-md);
}
.accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md);
    cursor: pointer;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    font-family: inherit;
}
.accordion-header .left {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}
.accordion-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--on-background);
}
.accordion-arrow {
    transition: transform var(--transition);
    color: var(--on-surface-variant);
}
.accordion-item.open .accordion-arrow {
    transform: rotate(180deg);
}
.accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow), opacity var(--transition-slow);
    opacity: 0;
}
.accordion-item.open .accordion-body {
    max-height: 600px;
    opacity: 1;
}
.accordion-inner {
    padding: 0 var(--space-md) var(--space-md);
    border-top: 1px solid rgba(188, 201, 205, 0.5);
}
.recommendation-box {
    background: var(--surface-container-low);
    padding: var(--space-md);
    border-radius: var(--rounded);
    border: 1px solid rgba(188, 201, 205, 0.3);
    margin-top: var(--space-md);
}
.recommendation-box h4 {
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: var(--primary);
    margin-bottom: var(--space-xs);
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

/* =============================================
   14. Tablolar
   ============================================= */
.data-table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--outline-variant);
    border-radius: var(--rounded);
}
.data-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    min-width: 800px;
}
.data-table thead {
    background: var(--surface-container-low);
    border-bottom: 1px solid var(--outline-variant);
}
.data-table th {
    padding: var(--space-md);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: var(--on-surface-variant);
    white-space: nowrap;
}
.data-table td {
    padding: var(--space-md);
    font-size: 14px;
    border-bottom: 1px solid rgba(188, 201, 205, 0.3);
}
.data-table tbody tr {
    transition: background var(--transition);
}
.data-table tbody tr:hover {
    background: rgba(245, 250, 252, 0.5);
}
.data-table .url-cell {
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 500;
}
.status-chip {
    display: inline-flex;
    padding: 2px 8px;
    border-radius: var(--rounded-sm);
    font-size: 12px;
    font-weight: 500;
}
.status-chip.ok {
    background: rgba(6, 182, 212, 0.1);
    color: var(--primary);
}
.status-chip.error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

/* =============================================
   15. Loading / Progress Overlay
   ============================================= */
.loading-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(245, 250, 252, 0.95);
    z-index: 1000;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}
.loading-overlay.active {
    display: flex;
}
.loading-card {
    background: var(--surface-container-lowest);
    border: 1px solid var(--outline-variant);
    border-radius: var(--rounded-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
    max-width: 480px;
    width: 90%;
}
.loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--surface-container-high);
    border-top-color: var(--primary-container);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--space-lg);
}
@keyframes spin {
    to { transform: rotate(360deg); }
}
.loading-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--on-surface);
    margin-bottom: var(--space-sm);
}
.loading-progress {
    width: 100%;
    height: 8px;
    background: var(--surface-container-high);
    border-radius: var(--rounded-full);
    overflow: hidden;
    margin: var(--space-md) 0;
}
.loading-progress .fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-container), var(--primary-fixed-dim));
    border-radius: var(--rounded-full);
    transition: width 0.5s ease;
    width: 0%;
}
.loading-stats {
    font-size: 16px;
    color: var(--on-surface-variant);
    margin-top: var(--space-sm);
}
.loading-url {
    font-size: 14px;
    color: var(--outline);
    margin-top: var(--space-xs);
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* =============================================
   16. Sayfalama (Pagination)
   ============================================= */
.pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    border-top: 1px solid var(--outline-variant);
}
.pagination-info {
    font-size: 14px;
    color: var(--on-surface-variant);
}
.pagination-buttons {
    display: flex;
    align-items: center;
    gap: 4px;
}
.page-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--rounded);
    border: 1px solid transparent;
    background: transparent;
    font-family: inherit;
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition);
    color: var(--on-surface);
}
.page-btn:hover {
    background: var(--surface-container-low);
    border-color: var(--outline-variant);
}
.page-btn.active {
    background: var(--primary-container);
    color: var(--on-primary);
    font-weight: 700;
}
.page-btn.nav {
    border: 1px solid var(--outline-variant);
    background: var(--surface);
}

/* =============================================
   17. Footer
   ============================================= */
.site-footer {
    background: var(--surface-container-lowest);
    border-top: 1px solid var(--outline-variant);
    padding: var(--space-xl) var(--container-margin);
    margin-top: auto;
}
.footer-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}
.footer-logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}
.footer-desc {
    font-size: 14px;
    color: var(--on-surface-variant);
    margin-top: var(--space-xs);
}
.footer-meta {
    text-align: right;
}
.footer-meta p {
    font-size: 14px;
    color: var(--on-surface-variant);
}
.footer-disclaimer {
    font-size: 12px;
    color: var(--outline);
    margin-top: var(--space-xs);
    max-width: 400px;
}

/* =============================================
   18. Main Content
   ============================================= */
.main-content {
    flex: 1;
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--space-xl) var(--container-margin);
}
.page-header {
    margin-bottom: var(--space-xl);
}
.page-header .label {
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: var(--primary);
    margin-bottom: var(--space-xs);
}
.page-header h1 {
    font-size: 32px;
    font-weight: 600;
    color: var(--on-surface);
    line-height: 40px;
}
.page-header .subtitle {
    font-size: 16px;
    color: var(--on-surface-variant);
    margin-top: var(--space-sm);
}

/* Install page */
.install-container {
    max-width: 560px;
    margin: var(--space-2xl) auto;
}
.install-container .input-group {
    margin-bottom: var(--space-md);
}
.install-container label {
    font-size: 14px;
    font-weight: 500;
    color: var(--on-surface);
    margin-bottom: var(--space-xs);
}
.install-container input[type="text"],
.install-container input[type="password"] {
    width: 100%;
    padding: 12px 16px;
    font-family: inherit;
    font-size: 16px;
    color: var(--on-surface);
    background: var(--surface-container-lowest);
    border: 1px solid var(--outline-variant);
    border-radius: var(--rounded);
    outline: none;
    transition: all var(--transition);
}
.install-container input:focus {
    border-color: var(--primary-container);
    box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15);
}

/* Alert Boxes */
.alert {
    padding: var(--space-md);
    border-radius: var(--rounded);
    margin-bottom: var(--space-md);
    font-size: 14px;
}
.alert-success {
    background: var(--success-bg);
    color: #065f46;
    border: 1px solid rgba(16, 185, 129, 0.2);
}
.alert-error {
    background: var(--danger-bg);
    color: #991b1b;
    border: 1px solid rgba(239, 68, 68, 0.2);
}
.alert-warning {
    background: var(--warning-bg);
    color: #92400e;
    border: 1px solid rgba(245, 158, 11, 0.2);
}

/* =============================================
   19. Responsive
   ============================================= */
@media (max-width: 1024px) {
    .score-section {
        grid-template-columns: 1fr;
    }
    .category-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .navbar-nav {
        display: none;
    }
    .navbar-toggle {
        display: flex;
    }
    .hero-title {
        font-size: 32px;
        line-height: 40px;
    }
    .hero-search {
        flex-direction: column;
    }
    .hero-search .btn {
        width: 100%;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .category-grid {
        grid-template-columns: 1fr;
    }
    .footer-inner {
        flex-direction: column;
        text-align: center;
    }
    .footer-meta {
        text-align: center;
    }
    .issue-item {
        flex-direction: column;
    }
    .data-table {
        min-width: 600px;
    }
    .pagination {
        flex-direction: column;
        gap: var(--space-md);
    }
    .tabs {
        overflow-x: auto;
        flex-wrap: nowrap;
    }
    .page-header h1 {
        font-size: 28px;
    }
    .btn-sm.hide-mobile {
        display: none;
    }
}

@media (max-width: 480px) {
    :root {
        --container-margin: 16px;
    }
    .hero-title {
        font-size: 28px;
        line-height: 36px;
    }
    .hero-subtitle {
        font-size: 16px;
    }
    .score-circle {
        width: 180px;
        height: 180px;
    }
    .score-number {
        font-size: 40px;
    }
}

/* =============================================
   20. Print CSS
   ============================================= */
@media print {
    .navbar, .navbar-mobile, .site-footer, .btn,
    .navbar-toggle, .loading-overlay {
        display: none !important;
    }
    body {
        background: white;
        color: black;
    }
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
        break-inside: avoid;
    }
    .main-content {
        max-width: 100%;
        padding: 0;
    }
}

/* =============================================
   21. Animasyonlar
   ============================================= */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.fade-in-up {
    animation: fadeInUp 0.5s ease forwards;
}
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }

/* =============================================
   Phase 2: Auth, Admin, Premium, Pricing
   ============================================= */

/* --- Auth Pages --- */
.auth-container {
    width: 100%; max-width: 420px; padding: 24px;
}
.auth-brand { text-align: center; margin-bottom: 24px; }
.auth-logo { width: 64px; height: 64px; object-fit: contain; margin-bottom: 8px; }
.auth-title { font-size: 28px; font-weight: 900; color: var(--primary); }
.auth-subtitle { font-size: 14px; color: var(--outline); margin-top: 4px; }
.auth-card { padding: 32px; }
.auth-footer { text-align: center; margin-top: 16px; font-size: 14px; color: var(--outline); }
.auth-footer a { color: var(--primary-container); font-weight: 600; text-decoration: none; }
.auth-footer a:hover { text-decoration: underline; }
.auth-benefits { text-align: center; margin-top: 16px; }
.input-group label { display: block; font-size: 14px; font-weight: 500; color: var(--on-surface); margin-bottom: 6px; }

/* --- User Menu (Navbar) --- */
.user-menu { position: relative; }
.user-menu-btn {
    display: flex; align-items: center; gap: 8px;
    background: none; border: 1px solid var(--outline-variant); border-radius: 24px;
    padding: 4px 12px 4px 4px; cursor: pointer; font-family: inherit;
    transition: all 0.2s;
}
.user-menu-btn:hover { background: var(--surface-container-low); border-color: var(--primary-container); }
.user-avatar {
    width: 32px; height: 32px; border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-container), var(--primary));
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-size: 14px; font-weight: 700;
}
.user-name { font-size: 13px; font-weight: 500; color: var(--on-surface); }
.premium-badge-sm {
    font-size: 9px; font-weight: 700; background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #fff; padding: 2px 6px; border-radius: 4px; letter-spacing: 0.5px;
}
.user-dropdown {
    position: absolute; top: 100%; right: 0; margin-top: 8px;
    background: var(--surface); border: 1px solid var(--outline-variant);
    border-radius: 12px; box-shadow: var(--shadow-lg); min-width: 240px;
    opacity: 0; visibility: hidden; transform: translateY(-8px);
    transition: all 0.2s ease; z-index: 100;
}
.user-dropdown.active { opacity: 1; visibility: visible; transform: translateY(0); }
.user-dropdown-header { padding: 16px; border-bottom: 1px solid var(--outline-variant); }
.user-dropdown-header strong { display: block; font-size: 14px; }
.user-dropdown-header span { font-size: 12px; color: var(--outline); }
.user-dropdown-item {
    display: flex; align-items: center; gap: 8px; padding: 10px 16px;
    font-size: 14px; color: var(--on-surface); text-decoration: none;
    transition: background 0.15s;
}
.user-dropdown-item:hover { background: var(--surface-container-low); }
.user-dropdown-item .material-symbols-outlined { font-size: 18px; color: var(--outline); }
.user-dropdown-divider { height: 1px; background: var(--outline-variant); margin: 4px 0; }

/* --- Admin Panel --- */
.admin-navbar { background: linear-gradient(135deg, #0f172a, #1e293b) !important; }
.admin-navbar .nav-link { color: rgba(255,255,255,0.7) !important; }
.admin-navbar .nav-link.active, .admin-navbar .nav-link:hover { color: #fff !important; }

.admin-stats-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}
.admin-stat-card {
    display: flex; align-items: center; gap: 16px; padding: 20px;
}
.admin-stat-icon {
    width: 48px; height: 48px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.admin-stat-icon .material-symbols-outlined { font-size: 24px; }
.admin-stat-content { display: flex; flex-direction: column; }
.admin-stat-number { font-size: 28px; font-weight: 800; color: var(--on-surface); line-height: 1; }
.admin-stat-label { font-size: 12px; color: var(--outline); margin-top: 4px; }

/* Admin Chart */
.admin-chart {
    display: flex; align-items: flex-end; gap: 16px; height: 200px;
    padding: 0 8px;
}
.admin-chart-bar-group {
    flex: 1; display: flex; flex-direction: column; align-items: center;
    gap: 4px; height: 100%; justify-content: flex-end; position: relative;
}
.admin-chart-bar {
    width: 100%; max-width: 40px; border-radius: 6px 6px 0 0;
    background: linear-gradient(180deg, var(--primary-container), var(--primary));
    transition: height 0.5s ease; min-height: 4px;
}
.admin-chart-bar-group:hover .admin-chart-bar { opacity: 0.8; }
.admin-chart-label { font-size: 11px; color: var(--outline); }
.admin-chart-value { font-size: 11px; font-weight: 600; color: var(--on-surface); }
.admin-chart-tooltip {
    position: absolute; bottom: 100%; margin-bottom: 8px;
    background: var(--on-surface); color: var(--surface); padding: 6px 10px;
    border-radius: 6px; font-size: 11px; white-space: nowrap;
    opacity: 0; visibility: hidden; transition: all 0.2s; z-index: 10;
}
.admin-chart-bar-group:hover .admin-chart-tooltip { opacity: 1; visibility: visible; }

/* Admin Users */
.admin-user-row {
    display: flex; align-items: center; gap: 12px; padding: 12px 0;
    border-bottom: 1px solid var(--outline-variant);
}
.admin-user-row:last-child { border-bottom: none; }
.admin-user-avatar {
    width: 40px; height: 40px; border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-container), var(--primary));
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-size: 16px; font-weight: 700; flex-shrink: 0;
}
.admin-user-info { flex: 1; display: flex; flex-direction: column; }
.admin-user-info strong { font-size: 14px; }
.admin-user-info span { font-size: 12px; color: var(--outline); }

.card-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 16px;
}
.card-title { font-size: 18px; font-weight: 600; }

/* --- Premium Popup --- */
.premium-popup-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: 10000; padding: 24px;
    opacity: 0; transition: opacity 0.3s;
}
.premium-popup-overlay.active { opacity: 1; }
.premium-popup-card {
    background: var(--surface); border-radius: 24px;
    padding: 40px; max-width: 440px; width: 100%;
    box-shadow: 0 25px 60px rgba(0,0,0,0.3); position: relative;
    transform: scale(0.9); transition: transform 0.3s;
}
.premium-popup-overlay.active .premium-popup-card { transform: scale(1); }
.premium-popup-close {
    position: absolute; top: 16px; right: 16px; background: none;
    border: none; cursor: pointer; color: var(--outline); padding: 4px;
}
.premium-popup-close:hover { color: var(--on-surface); }
.premium-popup-icon {
    width: 64px; height: 64px; border-radius: 50%; margin: 0 auto 16px;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    display: flex; align-items: center; justify-content: center;
}
.premium-popup-icon .material-symbols-outlined { font-size: 32px; color: #fff; }
.premium-popup-title { text-align: center; font-size: 24px; font-weight: 800; color: var(--on-surface); }
.premium-popup-subtitle { text-align: center; font-size: 14px; color: var(--outline); margin-top: 8px; }
.premium-popup-badge {
    display: flex; align-items: center; justify-content: center; gap: 6px;
    background: linear-gradient(135deg, rgba(6,182,212,0.1), rgba(139,92,246,0.1));
    border: 1px dashed var(--primary-container); border-radius: 8px;
    padding: 10px; margin: 20px 0; font-size: 13px; font-weight: 500;
    color: var(--primary);
}
.premium-popup-features { margin-top: 16px; }
.premium-popup-feature {
    display: flex; align-items: center; gap: 10px; padding: 8px 0;
    font-size: 14px; color: var(--on-surface);
}
.premium-popup-feature .material-symbols-outlined { font-size: 20px; color: var(--success); }

/* --- Blur Overlay --- */
.blurred-section {
    filter: blur(6px); pointer-events: none; user-select: none;
    position: relative; max-height: 300px; overflow: hidden;
}
.blur-cta {
    text-align: center; padding: 24px; margin-top: -60px;
    position: relative; z-index: 2;
    background: linear-gradient(transparent, var(--surface) 30%);
}

/* --- Premium Feature Tag --- */
.premium-feature-tag {
    display: inline-block; font-size: 10px; font-weight: 700;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #fff; padding: 3px 8px; border-radius: 4px; margin-top: 8px;
    letter-spacing: 0.5px; text-transform: uppercase;
}

/* --- Why Section --- */
.why-section, .howto-section, .pricing-section, .cta-section {
    padding: 60px 24px; max-width: 1200px; margin: 0 auto;
}
.section-header { text-align: center; margin-bottom: 48px; }
.section-title { font-size: 32px; font-weight: 800; color: var(--on-surface); }
.section-subtitle { font-size: 16px; color: var(--outline); margin-top: 8px; max-width: 600px; margin-left: auto; margin-right: auto; }

.why-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}
.why-card { padding: 32px; text-align: center; position: relative; }
.why-card h3 { font-size: 18px; font-weight: 700; margin-top: 16px; }
.why-card p { font-size: 14px; color: var(--outline); margin-top: 8px; line-height: 1.6; }
.why-icon {
    width: 56px; height: 56px; border-radius: 16px; margin: 0 auto;
    display: flex; align-items: center; justify-content: center;
}
.why-icon .material-symbols-outlined { font-size: 28px; color: #fff; }

/* --- How It Works --- */
.howto-steps {
    display: flex; align-items: center; justify-content: center;
    gap: 16px; flex-wrap: wrap;
}
.howto-step {
    text-align: center; padding: 32px; max-width: 260px;
    background: var(--surface); border: 1px solid var(--outline-variant);
    border-radius: 16px; position: relative;
}
.howto-number {
    position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
    width: 28px; height: 28px; border-radius: 50%;
    background: var(--primary-container); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 700;
}
.howto-icon { margin: 8px 0 12px; }
.howto-icon .material-symbols-outlined { font-size: 40px; color: var(--primary-container); }
.howto-step h3 { font-size: 16px; font-weight: 700; }
.howto-step p { font-size: 13px; color: var(--outline); margin-top: 6px; line-height: 1.5; }
.howto-arrow { color: var(--outline-variant); }
.howto-arrow .material-symbols-outlined { font-size: 28px; }
@media (max-width: 768px) {
    .howto-arrow { transform: rotate(90deg); }
}

/* --- Pricing --- */
.pricing-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px; max-width: 700px; margin: 0 auto;
}
.pricing-card { padding: 32px; text-align: center; position: relative; overflow: hidden; }
.pricing-card.premium {
    border: 2px solid var(--primary-container);
    box-shadow: 0 8px 32px rgba(6,182,212,0.15);
}
.pricing-badge {
    position: absolute; top: 12px; right: -28px; transform: rotate(45deg);
    background: var(--primary-container); color: #fff;
    padding: 4px 36px; font-size: 11px; font-weight: 700; letter-spacing: 0.5px;
}
.pricing-header { margin-bottom: 24px; }
.pricing-name { font-size: 20px; font-weight: 700; }
.pricing-price { font-size: 40px; font-weight: 900; color: var(--primary); margin-top: 8px; }
.pricing-soon {
    font-size: 20px; font-weight: 700; color: var(--primary-container);
    background: rgba(6,182,212,0.1); padding: 8px 16px; border-radius: 8px;
    display: inline-block;
}
.pricing-period { font-size: 13px; color: var(--outline); margin-top: 4px; }
.pricing-features { list-style: none; padding: 0; margin: 0 0 24px; text-align: left; }
.pricing-features li {
    display: flex; align-items: center; gap: 8px; padding: 8px 0;
    font-size: 14px; color: var(--on-surface); border-bottom: 1px solid var(--surface-container-low);
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features li.disabled { color: var(--outline); }
.pricing-features .ok { color: var(--success); font-size: 18px; }
.pricing-features li.disabled .material-symbols-outlined { color: var(--outline-variant); font-size: 18px; }

/* --- CTA Section --- */
.cta-section {
    background: linear-gradient(135deg, var(--primary), var(--primary-container));
    border-radius: 24px; text-align: center; margin: 0 24px 60px; max-width: none;
    color: #fff;
}
.cta-inner { max-width: 600px; margin: 0 auto; }
.cta-section h2 { font-size: 28px; font-weight: 800; }
.cta-section p { font-size: 16px; opacity: 0.9; margin-top: 8px; }
.cta-section .btn-primary {
    background: #fff; color: var(--primary); border-color: #fff;
}
.cta-section .btn-primary:hover { background: rgba(255,255,255,0.9); }

/* --- Hero Note --- */
.hero-note {
    text-align: center; font-size: 13px; color: var(--outline);
    margin-top: 16px;
}

/* --- Prompt Box --- */
.prompt-box {
    background: var(--surface-container-low); border: 1px solid var(--outline-variant);
    border-radius: 12px; padding: 24px; max-height: 500px; overflow-y: auto;
}

/* --- Danger Button --- */
.btn-danger {
    background: var(--error); color: #fff; border: none;
}
.btn-danger:hover { opacity: 0.9; }

/* --- Responsive Admin --- */
@media (max-width: 768px) {
    .admin-stats-grid { grid-template-columns: 1fr 1fr; }
    .admin-chart { gap: 8px; height: 150px; }
    div[style*="grid-template-columns:2fr"] { grid-template-columns: 1fr !important; }
    .pricing-grid { grid-template-columns: 1fr; }
    .why-grid { grid-template-columns: 1fr; }
}