/* -------------------------------------------------------------
 * git.oktaysahinozmen.com - Premium Dark Design System
 * ------------------------------------------------------------- */

/* Tasarım Sistemi Değişkenleri */
:root {
    --bg-base: #080b10;
    --bg-surface: rgba(13, 17, 26, 0.7);
    --bg-card: rgba(22, 28, 41, 0.4);
    --bg-card-hover: rgba(30, 39, 57, 0.6);
    --bg-input: rgba(10, 14, 22, 0.8);
    
    --color-primary: #00f2fe;     /* Canlı Cyan */
    --color-secondary: #4facfe;   /* Yumuşak Mavi */
    --color-violet: #8e2de2;      /* Canlı Mor */
    --color-violet-light: #4a00e0;
    --color-success: #10b981;     /* Yeşil */
    --color-warning: #f59e0b;     /* Turuncu */
    --color-danger: #ef4444;      /* Kırmızı */
    
    /* Git Katkı Tablosu Renkleri (GitHub Dark) */
    --git-level-0: #161b22;
    --git-level-1: #0e4429;
    --git-level-2: #006d32;
    --git-level-3: #26a641;
    --git-level-4: #39d353;

    --text-main: #f0f3f8;
    --text-muted: #8b949e;
    --text-dark: #080b10;
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(0, 242, 254, 0.3);
    --border-focus: rgba(79, 172, 254, 0.6);
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    --font-mono: 'Fira Code', 'JetBrains Mono', monospace;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 20px rgba(0, 242, 254, 0.15);
    
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Sıfırlama ve Temel Kurallar */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    width: 100%;
    min-height: 100vh;
    font-family: var(--font-sans);
    background-color: var(--bg-base);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.5;
}

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

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

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

/* Arka Plan Işıltıları (Glow Effects) */
.bg-glow {
    position: fixed;
    width: 40vw;
    height: 40vw;
    border-radius: 50%;
    filter: blur(150px);
    opacity: 0.12;
    pointer-events: none;
    z-index: -1;
}

.bg-glow-1 {
    top: -10%;
    right: -10%;
    background: radial-gradient(circle, var(--color-primary) 0%, var(--color-secondary) 100%);
}

.bg-glow-2 {
    bottom: -10%;
    left: -10%;
    background: radial-gradient(circle, var(--color-violet) 0%, var(--color-violet-light) 100%);
}

/* Uygulama Düzeni (App Layout) */
.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header Tasarımı */
.app-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(8, 11, 16, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-main);
    letter-spacing: -0.5px;
}

.logo-icon {
    font-size: 1.75rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-violet) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo .highlight {
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Navigasyon */
.desktop-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.nav-item i {
    font-size: 1rem;
}

.nav-item:hover, .nav-item.active {
    color: var(--text-main);
    background-color: rgba(255, 255, 255, 0.05);
}

.nav-item.active {
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    background-color: transparent;
}

.nav-divider {
    width: 1px;
    height: 20px;
    background-color: var(--border-color);
}

.admin-btn {
    border: 1px solid var(--border-color);
    background-color: rgba(255, 255, 255, 0.02);
}

.admin-btn:hover, .admin-btn.active {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
    color: var(--color-primary) !important;
}

/* Mobil Menü Butonu */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-main);
    cursor: pointer;
    padding: 0.25rem;
}

/* Mobil Menü Açılır Kutusu */
.mobile-nav {
    display: none;
    flex-direction: column;
    background-color: rgba(8, 11, 16, 0.95);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 2rem;
    gap: 1rem;
}

.mobile-nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-muted);
    font-size: 1.1rem;
    font-weight: 500;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.mobile-nav-item:last-child {
    border-bottom: none;
}

.mobile-nav-item.active {
    color: var(--color-primary);
}

/* Ana İçerik Alanı */
.app-main {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 2.5rem 2rem;
    position: relative;
}

/* Yükleniyor Spinner */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 5rem 0;
    gap: 1rem;
}

.spinner {
    width: 45px;
    height: 45px;
    border: 3px solid rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    border-top-color: var(--color-primary);
    border-left-color: var(--color-secondary);
    animation: spin 1s linear infinite;
}

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

/* Sayfa Animasyonları */
.fade-in {
    animation: fadeIn 0.4s ease forwards;
}

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

/* Kart Tasarımları (Glassmorphism) */
.glass-card {
    background-color: var(--bg-surface);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.glass-card:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

/* -------------------------------------------------------------
 * DASHBOARD / PROFİL GÖRÜNÜMÜ
 * ------------------------------------------------------------- */
.profile-grid {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 2rem;
    align-items: start;
}

/* Profil Kartı (Sol Sütun) */
.profile-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.5rem;
}

.avatar-wrapper {
    position: relative;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    padding: 4px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-violet) 100%);
    box-shadow: var(--shadow-glow);
}

.avatar-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    background-color: var(--bg-base);
    border: 4px solid var(--bg-base);
}

.profile-info h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 0.25rem;
}

.profile-title {
    font-size: 0.9rem;
    color: var(--color-primary);
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.profile-bio {
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.profile-socials {
    display: flex;
    justify-content: center;
    gap: 1rem;
    width: 100%;
}

.social-icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 1.1rem;
    transition: var(--transition-fast);
}

.social-icon-btn:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    background-color: rgba(0, 242, 254, 0.05);
    transform: translateY(-3px);
}

.profile-stats-list {
    width: 100%;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
}

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

.stat-value {
    font-weight: 700;
    color: var(--text-main);
}

/* Dashboard Sağ Sütun */
.dashboard-main {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.dashboard-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.dashboard-title i {
    color: var(--color-primary);
}

/* Katkı Grafiği (Contribution Graph) */
.contribution-card {
    width: 100%;
    overflow-x: auto;
}

.contribution-scroll {
    min-width: 760px;
}

.contribution-graph {
    display: grid;
    grid-auto-flow: column;
    grid-template-rows: repeat(7, 10px);
    gap: 3px;
    padding: 1rem 0;
}

.contribution-day {
    width: 10px;
    height: 10px;
    background-color: var(--git-level-0);
    border-radius: 2px;
    cursor: pointer;
    position: relative;
    transition: transform 0.1s ease;
}

.contribution-day:hover {
    transform: scale(1.3);
    box-shadow: 0 0 5px rgba(255, 255, 255, 0.3);
    z-index: 2;
}

.graph-legend {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
    padding: 0 0.5rem;
}

.legend-levels {
    display: flex;
    align-items: center;
    gap: 4px;
}

.legend-box {
    width: 10px;
    height: 10px;
    border-radius: 2px;
}

/* Tooltip */
.tooltip {
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--text-dark);
    color: var(--text-main);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    white-space: nowrap;
    z-index: 100;
    pointer-events: none;
    box-shadow: var(--shadow-md);
    opacity: 0;
    transition: opacity 0.2s ease;
    border: 1px solid var(--border-color);
}

.contribution-day:hover .tooltip {
    opacity: 1;
}

/* Öne Çıkan Kartlar (Repository Grid) */
.repo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.repo-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 190px;
    transition: var(--transition-normal);
}

.repo-card:hover {
    transform: translateY(-4px);
    background-color: var(--bg-card-hover);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
}

.repo-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.repo-title-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.repo-icon-folder {
    font-size: 1.25rem;
    color: var(--color-secondary);
}

.repo-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-main);
}

.repo-badge {
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-transform: capitalize;
}

.repo-badge.completed {
    background-color: rgba(16, 185, 129, 0.15);
    color: var(--color-success);
    border-color: rgba(16, 185, 129, 0.3);
}

.repo-badge.in_progress {
    background-color: rgba(245, 158, 11, 0.15);
    color: var(--color-warning);
    border-color: rgba(245, 158, 11, 0.3);
}

.repo-badge.contribution {
    background-color: rgba(142, 45, 226, 0.15);
    color: #a78bfa;
    border-color: rgba(142, 45, 226, 0.3);
}

.repo-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: 1.25rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.repo-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    padding-top: 0.75rem;
}

.repo-langs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.lang-tag {
    background-color: rgba(255, 255, 255, 0.04);
    padding: 0.1rem 0.4rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
}

.repo-stats {
    display: flex;
    gap: 0.75rem;
}

.repo-stat-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

/* Aktivite Akışı (Activity Feed) */
.activity-feed {
    display: flex;
    flex-direction: column;
    position: relative;
    padding-left: 1.5rem;
    margin-top: 0.5rem;
}

.activity-feed::before {
    content: '';
    position: absolute;
    left: 4px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background-color: var(--border-color);
}

.activity-item {
    position: relative;
    padding-bottom: 1.5rem;
}

.activity-item:last-child {
    padding-bottom: 0;
}

.activity-dot {
    position: absolute;
    left: -23px;
    top: 5px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--color-secondary);
    border: 2px solid var(--bg-base);
    box-shadow: 0 0 0 3px rgba(79, 172, 254, 0.15);
}

.activity-dot.commit { background-color: var(--color-secondary); }
.activity-dot.release { background-color: var(--color-success); }
.activity-dot.repo_created { background-color: var(--color-violet); }

.activity-content {
    font-size: 0.88rem;
    color: var(--text-main);
}

.activity-time {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.activity-msg {
    color: var(--text-muted);
    font-family: var(--font-sans);
    margin-top: 0.25rem;
    font-style: italic;
}

.commit-hash-link {
    font-family: var(--font-mono);
    color: var(--color-primary);
    font-size: 0.78rem;
    background-color: rgba(0, 242, 254, 0.06);
    padding: 0.05rem 0.3rem;
    border-radius: 4px;
    border: 1px solid rgba(0, 242, 254, 0.15);
}

/* -------------------------------------------------------------
 * PROJELER LİSTESİ VE FİLTRELEME
 * ------------------------------------------------------------- */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
    background-color: var(--bg-surface);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.search-input-wrapper {
    position: relative;
    flex: 1;
    min-width: 260px;
}

.search-input-wrapper i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.filter-options {
    display: flex;
    gap: 0.75rem;
}

.filter-select {
    padding: 0.75rem 1.5rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-size: 0.9rem;
    cursor: pointer;
    outline: none;
    transition: var(--transition-fast);
}

.filter-select:focus {
    border-color: var(--color-primary);
}

/* -------------------------------------------------------------
 * PROJE DETAYI / SİMÜLE GİT GÖRÜNÜMÜ
 * ------------------------------------------------------------- */
.git-repo-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

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

.git-repo-name {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.git-repo-name i {
    color: var(--text-muted);
}

.git-actions {
    display: flex;
    gap: 0.75rem;
}

.git-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    cursor: pointer;
    transition: var(--transition-fast);
}

.git-btn:hover {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: var(--text-muted);
}

.git-btn-primary {
    background-color: var(--color-success);
    border-color: transparent;
    color: var(--text-dark);
}

.git-btn-primary:hover {
    background-color: #059669;
    color: var(--text-dark);
}

/* Git Sekme Menüsü (Navigation Tabs) */
.git-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    gap: 0.5rem;
}

.git-tab-btn {
    padding: 0.75rem 1.25rem;
    background: none;
    border: none;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    position: relative;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

.git-tab-btn.active {
    color: var(--color-primary);
}

.git-tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

/* Git Kod / README Arayüzü */
.git-content-area {
    margin-top: 1rem;
}

.readme-box {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.readme-header {
    background-color: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.85rem;
}

.readme-body {
    padding: 2rem;
    background-color: rgba(13, 17, 26, 0.3);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Markdown Render Stilleri */
.readme-body h1, .readme-body h2, .readme-body h3 {
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.3rem;
}

.readme-body h1 { font-size: 1.75rem; }
.readme-body h2 { font-size: 1.4rem; }
.readme-body h3 { font-size: 1.15rem; }

.readme-body p {
    margin-bottom: 1rem;
    color: var(--text-main);
}

.readme-body ul, .readme-body ol {
    margin-bottom: 1rem;
    padding-left: 2rem;
}

.readme-body li {
    margin-bottom: 0.25rem;
}

.readme-body code {
    font-family: var(--font-mono);
    background-color: rgba(255, 255, 255, 0.08);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-size: 0.88em;
}

.readme-body pre {
    margin-bottom: 1.5rem;
    padding: 1rem;
    background-color: #0b0e14 !important;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    overflow-x: auto;
}

.readme-body pre code {
    background-color: transparent;
    padding: 0;
    border-radius: 0;
    font-size: 0.9rem;
}

.readme-body blockquote {
    padding-left: 1rem;
    border-left: 4px solid var(--color-secondary);
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-style: italic;
}

/* Simüle Dosya Yapısı (Git Tree View) */
.git-file-list {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.file-row {
    display: grid;
    grid-template-columns: 2fr 3fr 1fr;
    padding: 0.75rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.88rem;
    align-items: center;
    background-color: rgba(13, 17, 26, 0.2);
}

.file-row:last-child {
    border-bottom: none;
}

.file-row-header {
    background-color: rgba(255, 255, 255, 0.03);
    font-weight: 600;
    color: var(--text-muted);
}

.file-name-cell {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-main);
    font-weight: 500;
}

.file-name-cell i {
    font-size: 1.1rem;
    width: 20px;
}

.file-name-cell .fa-folder { color: var(--color-secondary); }
.file-name-cell .fa-file-code { color: var(--text-muted); }

.file-message-cell {
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding-right: 1rem;
}

.file-age-cell {
    color: var(--text-muted);
    text-align: right;
}

/* -------------------------------------------------------------
 * GİRİŞ FORMLARI (ADMIN & LOGIN)
 * ------------------------------------------------------------- */
.auth-container {
    max-width: 420px;
    margin: 4rem auto;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-title {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.auth-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-muted);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    outline: none;
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition-fast);
    border: 1px solid transparent;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--text-dark);
}

.btn-primary:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: var(--border-color);
    color: var(--text-main);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--text-muted);
}

.btn-danger {
    background-color: var(--color-danger);
    color: var(--text-main);
}

.btn-danger:hover {
    background-color: #dc2626;
}

/* -------------------------------------------------------------
 * YÖNETİCİ PANELİ (ADMIN DASHBOARD)
 * ------------------------------------------------------------- */
.admin-grid {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 2rem;
}

.admin-sidebar {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.admin-sidebar-title {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
    padding: 0 0.5rem;
}

.admin-menu-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.92rem;
    transition: var(--transition-fast);
    cursor: pointer;
}

.admin-menu-item:hover, .admin-menu-item.active {
    color: var(--text-main);
    background-color: rgba(255, 255, 255, 0.04);
}

.admin-menu-item.active {
    color: var(--color-primary);
    background-color: rgba(0, 242, 254, 0.06);
    border-left: 3px solid var(--color-primary);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.admin-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.admin-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Admin Listeleri / Tablolar */
.admin-table-container {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    text-align: left;
}

.admin-table th, .admin-table td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
}

.admin-table th {
    background-color: rgba(255, 255, 255, 0.02);
    font-weight: 600;
    color: var(--text-muted);
}

.admin-table tr:last-child td {
    border-bottom: none;
}

.action-badge {
    display: inline-flex;
    gap: 0.5rem;
}

.action-btn {
    border: 1px solid var(--border-color);
    background: none;
    color: var(--text-muted);
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.action-btn:hover {
    color: var(--text-main);
    border-color: var(--text-muted);
}

.action-btn.edit:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.action-btn.delete:hover {
    color: var(--color-danger);
    border-color: var(--color-danger);
}

/* Toast Bildirimleri (Toast Notifications) */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    z-index: 1000;
}

.toast {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background-color: var(--bg-base);
    color: var(--text-main);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--color-secondary);
    box-shadow: var(--shadow-lg);
    font-size: 0.88rem;
    min-width: 280px;
    animation: toastIn 0.3s cubic-bezier(0.18, 0.89, 0.32, 1.28) forwards;
}

.toast.success { border-left-color: var(--color-success); }
.toast.error { border-left-color: var(--color-danger); }
.toast.warning { border-left-color: var(--color-warning); }

@keyframes toastIn {
    from { opacity: 0; transform: translateY(20px) scale(0.9); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Footer Tasarımı */
.app-footer {
    border-top: 1px solid var(--border-color);
    background-color: rgba(8, 11, 16, 0.4);
    margin-top: auto;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.copyright {
    font-size: 0.88rem;
    color: var(--text-muted);
}

.copyright .highlight {
    color: var(--text-main);
    font-weight: 500;
}

.footer-links {
    display: flex;
    gap: 1.25rem;
    font-size: 1.2rem;
}

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

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

/* -------------------------------------------------------------
 * MOBİL VE MEDİA QUERY UYUMLULUĞU
 * ------------------------------------------------------------- */
@media (max-width: 900px) {
    .profile-grid {
        grid-template-columns: 1fr;
    }
    
    .admin-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .desktop-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .header-inner {
        padding: 1rem 1.5rem;
    }
    
    .app-main {
        padding: 1.5rem 1.5rem;
    }
    
    .glass-card {
        padding: 1.5rem;
    }
    
    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-options {
        flex-direction: column;
    }
    
    .file-row {
        grid-template-columns: 3fr 1fr;
    }
    
    .file-message-cell {
        display: none; /* Mobilde commit mesajını gizle, temiz dursun */
    }
    
    .footer-inner {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
}