/* ============================================
   bisinyal - Ana Stil Dosyası
   Borsa tarzı karanlık tema + Mobil native görünüm
   ============================================ */

/* === CSS Değişkenler === */
:root {
    --bg-primary: #0a0e17;
    --bg-secondary: #111827;
    --bg-card: #1a1f2e;
    --bg-card-hover: #222838;
    --bg-input: #1e2433;
    --border-color: #2a3042;
    --border-active: #3b82f6;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-blue: #3b82f6;
    --accent-blue-hover: #2563eb;
    --accent-purple: #8b5cf6;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-yellow: #f59e0b;
    --accent-orange: #f97316;
    --gradient-main: linear-gradient(135deg, #3b82f6, #8b5cf6);
    --gradient-green: linear-gradient(135deg, #10b981, #059669);
    --gradient-red: linear-gradient(135deg, #ef4444, #dc2626);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
    --shadow-glow-blue: 0 0 20px rgba(59,130,246,0.3);
    --shadow-glow-green: 0 0 20px rgba(16,185,129,0.3);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, sans-serif;
    --safe-top: env(safe-area-inset-top);
    --safe-bottom: env(safe-area-inset-bottom);
    --nav-height: 60px;
    --bottom-nav-height: 70px;
}

/* === Reset & Base === */
*, *::before, *::after { 
    -webkit-box-sizing: border-box; 
    -moz-box-sizing: border-box; 
    box-sizing: border-box; 
    margin: 0; 
    padding: 0; 
}
html { 
    font-size: 16px; 
    scroll-behavior: smooth; 
    -webkit-text-size-adjust: 100%; 
    -ms-text-size-adjust: 100%;
}
body {
    font-family: var(--font-main);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
a { color: var(--accent-blue); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-blue-hover); }
img { max-width: 100%; height: auto; }
button, input, select, textarea {
    font-family: inherit; font-size: inherit; color: inherit;
    border: none; outline: none; background: none;
}

/* === Topbar / Navbar === */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    height: var(--nav-height);
    background: rgba(17, 24, 39, 0.95);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 0 24px;
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: justify;
    -webkit-justify-content: space-between;
    -ms-flex-pack: justify;
    justify-content: space-between;
}
.navbar-brand {
    display: flex; align-items: center; gap: 10px;
    font-size: 1.25rem; font-weight: 700; color: var(--text-primary);
}
.navbar-brand .logo-icon {
    width: 32px; height: 32px;
    background: var(--gradient-main); border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 18px;
}
.navbar-links { display: flex; align-items: center; gap: 8px; }
.navbar-links a {
    padding: 8px 16px; border-radius: var(--radius-sm);
    color: var(--text-secondary); font-size: 0.9rem; font-weight: 500;
    transition: all 0.2s;
}
.navbar-links a:hover, .navbar-links a.active {
    color: var(--text-primary); background: var(--bg-card);
}
.navbar-actions { display: flex; align-items: center; gap: 12px; }
.navbar-user {
    display: flex; align-items: center; gap: 8px;
    padding: 6px 12px; border-radius: var(--radius-sm);
    background: var(--bg-card); cursor: pointer; transition: background 0.2s;
}
.navbar-user:hover { background: var(--bg-card-hover); }
.navbar-actions { position: relative; }
/* Profil Dropdown */
.profile-dropdown {
    display: none; position: absolute; top: calc(100% + 8px); right: 0;
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: 12px; min-width: 200px; padding: 6px 0;
    box-shadow: 0 12px 40px rgba(0,0,0,0.4);
    z-index: 1000; animation: dropdownFadeIn .18s ease;
}
@keyframes dropdownFadeIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }
.profile-dropdown.show { display: block; }
.profile-dropdown-item {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 16px; font-size: 0.84rem; color: var(--text-secondary);
    text-decoration: none; transition: background .15s, color .15s;
}
.profile-dropdown-item:hover { background: rgba(255,255,255,0.05); color: var(--text-primary); }
.profile-dropdown-item i { width: 16px; text-align: center; font-size: 0.82rem; }
.profile-dropdown-item.logout { color: var(--accent-red); }
.profile-dropdown-item.logout:hover { background: rgba(239,68,68,0.08); }
.profile-dropdown-divider { height: 1px; background: var(--border-color); margin: 4px 0; }
.navbar-user.open .fa-chevron-down { transform: rotate(180deg); }
.navbar-user .avatar {
    width: 30px; height: 30px; border-radius: 50%;
    background: var(--gradient-main);
    display: flex; align-items: center; justify-content: center;
    font-size: 14px; font-weight: 600;
}

/* === Butonlar === */
.btn {
    display: -webkit-inline-box;
    display: -webkit-inline-flex;
    display: -ms-inline-flexbox;
    display: inline-flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -webkit-justify-content: center;
    -ms-flex-pack: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    -webkit-transition: all 0.2s;
    -moz-transition: all 0.2s;
    -o-transition: all 0.2s;
    transition: all 0.2s;
    border: none;
    white-space: nowrap;
}
.btn-primary {
    background: var(--gradient-main); color: white;
    box-shadow: var(--shadow-glow-blue);
}
.btn-primary:hover { 
    -webkit-transform: translateY(-1px); 
    -moz-transform: translateY(-1px);
    -ms-transform: translateY(-1px);
    -o-transform: translateY(-1px);
    transform: translateY(-1px); 
    box-shadow: 0 0 30px rgba(59,130,246,0.4); 
}
.btn-success { background: var(--gradient-green); color: white; }
.btn-danger { background: var(--gradient-red); color: white; }
.btn-outline {
    background: transparent; color: var(--accent-blue);
    border: 1.5px solid var(--accent-blue);
}
.btn-outline:hover { background: var(--accent-blue); color: white; }
.btn-ghost { background: var(--bg-card); color: var(--text-secondary); }
.btn-ghost:hover { background: var(--bg-card-hover); color: var(--text-primary); }
.btn-sm { padding: 6px 12px; font-size: 0.8rem; }
.btn-lg { padding: 12px 24px; font-size: 0.88rem; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* === Form Elemanları === */
.form-group { margin-bottom: 16px; }
.form-label {
    display: block; margin-bottom: 5px;
    font-size: 0.78rem; font-weight: 500; color: var(--text-secondary);
}
.form-input, .form-select {
    width: 100%; padding: 10px 14px;
    background: var(--bg-input); color: var(--text-primary);
    border: 1.5px solid var(--border-color); border-radius: var(--radius-sm);
    font-size: 0.84rem; transition: border-color 0.2s, box-shadow 0.2s;
}
.form-input:focus, .form-select:focus {
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}
.form-input::placeholder { color: var(--text-muted); }
.form-error { color: var(--accent-red); font-size: 0.82rem; margin-top: 4px; }

/* === Kartlar === */
.card {
    background: var(--bg-card); border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    padding: 20px; transition: all 0.2s;
}
.card:hover { border-color: var(--border-active); box-shadow: var(--shadow-md); }
.card-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border-color);
}
.card-title { font-size: 1rem; font-weight: 600; }

/* === Kripto Fiyat Kartları === */
.crypto-card {
    background: var(--bg-card); border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    padding: 16px; cursor: pointer; transition: all 0.3s;
}
.crypto-card:hover {
    transform: translateY(-2px); border-color: var(--accent-blue);
    box-shadow: var(--shadow-glow-blue);
}
.crypto-card .crypto-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.crypto-card .crypto-icon { width: 40px; height: 40px; border-radius: 50%; }
.crypto-card .crypto-name { font-weight: 600; font-size: 0.95rem; }
.crypto-card .crypto-symbol { color: var(--text-muted); font-size: 0.8rem; }
.crypto-card .crypto-price { font-size: 1.3rem; font-weight: 700; margin-bottom: 2px; }
.crypto-card .crypto-price-tl { font-size: 0.68rem; font-weight: 300; color: var(--text-muted); margin-bottom: 4px; opacity: 0.7; }
.crypto-card .crypto-change { font-size: 0.85rem; font-weight: 600; }
.price-up { color: var(--accent-green); }
.price-down { color: var(--accent-red); }

/* === Detail Page Time Buttons === */
.time-btn { min-width: 40px; text-align: center; font-size: 0.75rem !important; padding: 4px 10px !important; border-radius: 6px !important; transition: all 0.2s; }
.time-btn.active { background: var(--accent-blue) !important; color: #fff !important; }

/* === Sinyal Kartları === */
.signal-card {
    display: flex; align-items: center; gap: 14px;
    background: var(--bg-card); border-radius: var(--radius-md);
    border: 1px solid var(--border-color); padding: 14px 16px;
    transition: all 0.2s;
}
.signal-card:hover { border-color: var(--border-active); }
.signal-badge {
    padding: 4px 10px; border-radius: 20px;
    font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px;
}
.signal-badge.buy { background: rgba(16,185,129,0.15); color: var(--accent-green); }
.signal-badge.sell { background: rgba(239,68,68,0.15); color: var(--accent-red); }
.signal-badge.strong_buy { background: rgba(16,185,129,0.3); color: var(--accent-green); border: 1px solid var(--accent-green); }
.signal-badge.strong_sell { background: rgba(239,68,68,0.3); color: var(--accent-red); border: 1px solid var(--accent-red); }
/* Sayfalama */
.page-btn {
    display:inline-flex;align-items:center;justify-content:center;
    min-width:34px;height:34px;padding:0 10px;
    border-radius:8px;border:1px solid var(--border-color);
    background:var(--bg-card);color:var(--text-secondary);
    font-size:0.82rem;font-weight:500;text-decoration:none;
    transition:all .2s;
}
.page-btn:hover { border-color:var(--accent-blue);color:var(--accent-blue); }
.page-btn.active { background:var(--accent-blue);color:#fff;border-color:var(--accent-blue); }

/* === İstatistik Kartları === */
.stat-card {
    background: var(--bg-card); border-radius: var(--radius-md);
    border: 1px solid var(--border-color); padding: 20px;
}
.stat-card .stat-icon {
    width: 44px; height: 44px; border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; margin-bottom: 12px;
}
.stat-card .stat-icon.blue { background: rgba(59,130,246,0.15); color: var(--accent-blue); }
.stat-card .stat-icon.green { background: rgba(16,185,129,0.15); color: var(--accent-green); }
.stat-card .stat-icon.purple { background: rgba(139,92,246,0.15); color: var(--accent-purple); }
.stat-card .stat-icon.yellow { background: rgba(245,158,11,0.15); color: var(--accent-yellow); }
.stat-card .stat-value { font-size: 1.6rem; font-weight: 700; margin-bottom: 2px; }
.stat-card .stat-label { font-size: 0.82rem; color: var(--text-muted); }

/* === Grid Sistem === */
.container { max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.grid { 
    display: -ms-grid;
    display: grid; 
    gap: 16px; 
}
.grid-2 { 
    -ms-grid-columns: 1fr 16px 1fr;
    grid-template-columns: repeat(2, 1fr); 
}
.grid-3 { 
    -ms-grid-columns: 1fr 16px 1fr 16px 1fr;
    grid-template-columns: repeat(3, 1fr); 
}
.grid-4 { 
    -ms-grid-columns: 1fr 16px 1fr 16px 1fr 16px 1fr;
    grid-template-columns: repeat(4, 1fr); 
}

/* === Sayfa Layout === */
.page-wrapper {
    padding-top: calc(var(--nav-height) + 20px);
    padding-bottom: 40px;
    min-height: 100vh;
}
.page-title {
    font-size: 1.5rem; font-weight: 700; margin-bottom: 4px;
}
.page-subtitle { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 24px; }

/* === Tablo === */
.table-wrapper { overflow-x: auto; border-radius: var(--radius-md); }
.data-table {
    width: 100%; border-collapse: collapse;
    background: var(--bg-card); border-radius: var(--radius-md);
}
.data-table th {
    padding: 12px 16px; text-align: left; font-size: 0.8rem; font-weight: 600;
    color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px;
    background: var(--bg-secondary); border-bottom: 1px solid var(--border-color);
}
.data-table td {
    padding: 12px 16px; border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}
.data-table tr:hover td { background: var(--bg-card-hover); }

/* === Kripto Tablo Toolbar === */
.crypto-toolbar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 0 14px; gap: 12px;
}
.crypto-tabs {
    display: flex; gap: 4px;
}
.crypto-tab {
    padding: 7px 16px; border-radius: 20px;
    font-size: 0.82rem; font-weight: 600;
    color: var(--text-muted); background: transparent;
    cursor: pointer; transition: all 0.2s;
    border: 1.5px solid transparent;
    display: inline-flex; align-items: center;
}
.crypto-tab:hover {
    color: var(--text-primary); background: var(--bg-card-hover);
}
.crypto-tab.active {
    color: var(--accent-blue); background: rgba(59,130,246,0.1);
    border-color: rgba(59,130,246,0.3);
}
.crypto-search {
    display: flex; align-items: center; gap: 8px;
    padding: 7px 14px; border-radius: 20px;
    background: var(--bg-input); border: 1.5px solid var(--border-color);
    transition: border-color 0.2s;
    min-width: 180px; max-width: 260px;
}
.crypto-search:focus-within {
    border-color: var(--accent-blue);
}
.crypto-search i {
    color: var(--text-muted); font-size: 0.8rem; flex-shrink: 0;
}
.crypto-search input {
    flex: 1; background: none; border: none; outline: none;
    color: var(--text-primary); font-size: 0.85rem;
    min-width: 0;
}
.crypto-search input::placeholder { color: var(--text-muted); }

/* Favori yildiz hover */
.crypto-fav-star {
    transition: color 0.15s, transform 0.15s;
}
.crypto-fav-star:hover {
    color: var(--accent-yellow) !important;
    transform: scale(1.2);
}

/* Desktop/Mobil gorunum ayirimi */
.crypto-mobile-view { display: none; }
.crypto-desktop-view { display: block; }

/* === Alert === */
.alert {
    padding: 10px 14px; border-radius: var(--radius-sm); margin-bottom: 14px;
    font-size: 0.82rem; display: flex; align-items: center; gap: 8px;
}
.alert-error { background: rgba(239,68,68,0.1); color: var(--accent-red); border: 1px solid rgba(239,68,68,0.3); }
.alert-success { background: rgba(16,185,129,0.1); color: var(--accent-green); border: 1px solid rgba(16,185,129,0.3); }
.alert-info { background: rgba(59,130,246,0.1); color: var(--accent-blue); border: 1px solid rgba(59,130,246,0.3); }

/* === Bildirim Badge === */
.notification-badge {
    position: relative;
}
.notification-badge .badge {
    position: absolute; top: -5px; right: -5px;
    background: var(--accent-red); color: white;
    font-size: 0.65rem; font-weight: 700;
    min-width: 18px; height: 18px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
}

/* === Ticker Banner === */
.ticker-banner {
    background: var(--bg-secondary); border-bottom: 1px solid var(--border-color);
    padding: 8px 0; overflow: hidden; white-space: nowrap;
}
.ticker-content {
    display: inline-flex; gap: 32px;
    animation: ticker 30s linear infinite;
}
.ticker-item {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 0.82rem;
}
.ticker-item img { width: 18px; height: 18px; border-radius: 50%; }
@keyframes ticker { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* === Strateji Seçim Chip'leri === */
.chip-group { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
    padding: 5px 10px; border-radius: 20px;
    background: var(--bg-input); border: 1.5px solid var(--border-color);
    font-size: 0.67rem; cursor: pointer; transition: all 0.2s;
    display: inline-flex; align-items: center; gap: 6px;
    font-family: inherit; color: inherit; outline: none;
}
button.chip { 
    -webkit-appearance: none; 
    -moz-appearance: none;
    appearance: none; 
}
.chip:hover { border-color: var(--accent-blue); }
.chip.active { background: rgba(59,130,246,0.15); border-color: var(--accent-blue); color: var(--accent-blue); }
.chip i { font-size: 0.9rem; }

/* === Landing Page Hero === */
/* === Hero Manşet Slider === */
.hero-slider {
    position: relative;
    min-height: 90vh;
    overflow: hidden;
    margin-top: 0;
}
.hero-slider::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(ellipse at 30% 40%, rgba(59,130,246,0.12) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 60%, rgba(139,92,246,0.08) 0%, transparent 50%);
    z-index: 0;
}
.hero-slider-track {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    min-height: 90vh;
}
.hero-slide {
    min-width: 100%;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 60px;
    padding: 90px 60px 80px;
    position: relative;
    z-index: 1;
}
/* Slide Text (sol taraf) */
.hero-slide-text {
    flex: 1;
    max-width: 520px;
}
.hero-slide-text h1 {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 18px;
    background: linear-gradient(135deg, #fff 30%, #3b82f6 70%, #8b5cf6);
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}
.hero-slide-text p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 28px;
    line-height: 1.7;
}
.hero-slide-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}
.hero-slide-stats {
    display: flex;
    gap: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}
.hero-slide-stats .hs-val {
    display: block;
    font-size: 1.3rem;
    font-weight: 700;
}
.hero-slide-stats .hs-lbl {
    display: block;
    font-size: 0.78rem;
    color: var(--text-muted);
}
/* Slide Illustration (sağ taraf) */
.hero-slide-illust {
    flex: 1;
    max-width: 480px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hero-slide-illust svg {
    width: 100%;
    max-width: 440px;
    height: auto;
    filter: drop-shadow(0 8px 30px rgba(0,0,0,0.35));
}
/* Slider Arrows */
.hero-slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(17, 24, 39, 0.8);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: all 0.25s;
    backdrop-filter: blur(10px);
}
.hero-slider-arrow:hover {
    background: rgba(59,130,246,0.25);
    border-color: var(--accent-blue);
    box-shadow: var(--shadow-glow-blue);
}
.hero-slider-prev { left: 20px; }
.hero-slider-next { right: 20px; }
/* Slider Dots */
.hero-slider-dots {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}
.hero-slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.2);
    cursor: pointer;
    transition: all 0.3s;
}
.hero-slider-dot.active {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    box-shadow: 0 0 12px rgba(59,130,246,0.5);
    transform: scale(1.25);
}
.hero-slider-dot:hover:not(.active) {
    background: rgba(255,255,255,0.3);
}
/* Hero Slider Responsive */
@media (max-width: 1024px) {
    .hero-slide { gap: 40px; padding: 110px 40px 70px; }
    .hero-slide-text h1 { font-size: 2.2rem; }
    .hero-slide-illust { max-width: 380px; }
}
@media (max-width: 768px) {
    .hero-slider { min-height: auto; }
    .hero-slider-track { min-height: auto; }
    .hero-slide {
        flex-direction: column;
        text-align: center;
        padding: 100px 24px 60px;
        gap: 24px;
    }
    .hero-slide-text { max-width: 100%; }
    .hero-slide-text h1 { font-size: 1.7rem; }
    .hero-slide-text p { font-size: 0.92rem; }
    .hero-slide-buttons { justify-content: center; }
    .hero-slide-stats { justify-content: center; }
    .hero-slide-illust { max-width: 300px; order: -1; }
    .hero-slide-illust svg { max-width: 280px; }
    .hero-slider-arrow { width: 38px; height: 38px; font-size: 0.9rem; }
    .hero-slider-prev { left: 8px; }
    .hero-slider-next { right: 8px; }
    .hero-slider-dots { bottom: 16px; gap: 10px; }
    .hero-slider-dot { width: 10px; height: 10px; }
}

/* === Feature Bölümü === */
.features { padding: 80px 0; }
.features .section-title { text-align: center; font-size: 2rem; font-weight: 700; margin-bottom: 8px; }
.features .section-subtitle { text-align: center; color: var(--text-muted); margin-bottom: 48px; }
.feature-card {
    background: var(--bg-card); border-radius: var(--radius-lg); border: 1px solid var(--border-color);
    padding: 28px; transition: all 0.3s; text-align: center;
}
.feature-card:hover { transform: translateY(-4px); border-color: var(--accent-blue); box-shadow: var(--shadow-lg); }
.feature-icon {
    width: 56px; height: 56px; border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 16px; font-size: 24px;
}
.feature-card h3 { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; }
.feature-card p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.5; }

/* === Piyasa Tablosu (Landing) === */
.market-section { padding: 60px 0; }
.market-section .section-title { font-size: 1.5rem; font-weight: 700; margin-bottom: 24px; }

/* Landing Page Market Cards */
.home-market-block {
    margin-bottom: 28px;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: 20px;
}
.home-market-header {
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.home-market-header h3 {
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
}
.market-nav-arrows {
    display: flex;
    gap: 6px;
}
.market-arrow {
    width: 32px; height: 32px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-secondary);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    font-size: 0.7rem;
    transition: all .2s;
}
.market-arrow:hover {
    background: var(--accent-blue);
    color: #fff;
    border-color: var(--accent-blue);
    transform: scale(1.08);
}
.live-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--accent-green);
    border-radius: 50%;
    margin-left: 8px;
    animation: pulse 2s infinite;
}
.home-market-cards {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    overflow-x: auto;
    -webkit-scroll-snap-type: x mandatory;
    -ms-scroll-snap-type: x mandatory;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    gap: 12px;
    padding-bottom: 6px;
    scrollbar-width: none;
    -ms-overflow-style: none;
}
.home-market-cards::-webkit-scrollbar { display: none; }
.home-market-cards .crypto-card {
    min-width: 170px;
    max-width: 190px;
    flex-shrink: 0;
    scroll-snap-align: start;
    padding: 14px;
}
.home-market-cards .crypto-card .crypto-header { margin-bottom: 8px; gap: 8px; }
.home-market-cards .crypto-card .crypto-icon { width: 32px; height: 32px; }
.home-market-cards .crypto-card .crypto-name { font-size: 0.85rem; }
.home-market-cards .crypto-card .crypto-price { font-size: 1.1rem; }
.home-market-cards .crypto-card .crypto-price-tl { font-size: 0.6rem; }
.home-market-cards .crypto-card .crypto-change { font-size: 0.8rem; }
.home-market-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px;
    width: 100%;
    color: var(--text-muted);
    font-size: 0.85rem;
}
.home-market-loading .spinner { margin-bottom: 8px; }
@media (min-width: 769px) {
    .home-market-cards .crypto-card {
        min-width: 180px;
        max-width: 200px;
    }
}
@media (max-width: 480px) {
    .home-market-block { padding: 14px; }
    .home-market-cards .crypto-card {
        min-width: 150px;
        max-width: 165px;
        padding: 12px;
    }
}

/* === Footer === */
.footer {
    background: var(--bg-secondary); border-top: 1px solid var(--border-color);
    padding: 40px 0 20px; margin-top: 60px;
}
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 32px; margin-bottom: 24px; }
.footer h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 12px; }
.footer a { color: var(--text-muted); font-size: 0.88rem; display: block; padding: 3px 0; }
.footer a:hover { color: var(--text-primary); }
.footer-bottom {
    border-top: 1px solid var(--border-color); padding-top: 16px;
    text-align: center; font-size: 0.82rem; color: var(--text-muted);
}

/* === Mobil Bottom Navigation === */
.bottom-nav {
    display: none; 
    position: fixed; 
    bottom: 0; 
    left: 0; 
    right: 0; 
    z-index: 9990;
    height: var(--bottom-nav-height);
    background: rgba(17, 24, 39, 0.98);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    padding-bottom: var(--safe-bottom);
}
.bottom-nav-inner {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-justify-content: space-around;
    -ms-flex-pack: distribute;
    justify-content: space-around;
    height: 100%;
    padding: 0 8px;
}
.bottom-nav-item {
    display: flex; flex-direction: column; align-items: center; gap: 2px;
    padding: 6px 12px; border-radius: var(--radius-sm);
    color: var(--text-muted); font-size: 0.68rem; font-weight: 500;
    transition: color 0.2s; text-decoration: none;
}
.bottom-nav-item i { font-size: 20px; }
.bottom-nav-item.active { color: var(--accent-blue); }
.bottom-nav-item:hover { color: var(--text-primary); }

/* === FAB Buton (Ortadaki +) === */
.bottom-nav-center {
    display: flex; align-items: center; justify-content: center;
    position: relative; margin-top: -28px;
}
.fab-btn {
    width: 52px; height: 52px; border-radius: 50%;
    background: var(--gradient-main); border: 3px solid var(--bg-primary);
    color: #fff; font-size: 22px; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 16px rgba(59,130,246,0.4);
    transition: transform 0.3s cubic-bezier(.4,0,.2,1), box-shadow 0.3s;
    animation: fabPulse 3s infinite;
}
.fab-btn:active { transform: scale(0.92); }
.fab-btn.active {
    transform: rotate(45deg);
    animation: none;
    box-shadow: 0 4px 24px rgba(59,130,246,0.6);
}
@keyframes fabPulse {
    0%, 100% { box-shadow: 0 4px 16px rgba(59,130,246,0.4); }
    50% { box-shadow: 0 4px 24px rgba(139,92,246,0.6); }
}

/* === FAB Menu Popup === */
.fab-overlay {
    display: none; position: fixed; inset: 0; z-index: 1001;
    background: rgba(0,0,0,0.5); backdrop-filter: blur(4px);
}
.fab-overlay.show { display: block; animation: fadeIn 0.2s ease; }
.fab-menu {
    display: none; position: fixed; bottom: calc(var(--bottom-nav-height) + 16px);
    left: 50%; transform: translateX(-50%); z-index: 1002;
    flex-direction: row; gap: 10px;
}
.fab-menu.show {
    display: flex;
    animation: fabMenuIn 0.3s cubic-bezier(.4,0,.2,1);
}
@keyframes fabMenuIn {
    from { opacity: 0; transform: translateX(-50%) translateY(20px) scale(0.8); }
    to { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); }
}
.fab-menu-item {
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    background: var(--bg-card); border: 1px solid var(--border-color);
    border-radius: var(--radius-lg); padding: 16px 24px;
    cursor: pointer; transition: all 0.2s;
    box-shadow: var(--shadow-lg); min-width: 120px;
}
.fab-menu-item:hover { border-color: var(--accent-blue); transform: translateY(-2px); }
.fab-menu-item:active { transform: scale(0.97); }
.fab-menu-icon {
    width: 40px; height: 40px; border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 18px; color: #fff; flex-shrink: 0;
}
.fab-menu-item span {
    font-weight: 600; font-size: 0.82rem; color: var(--text-primary); text-align: center;
}

/* === Kripto Ekleme Popup === */
.crypto-add-overlay {
    display: none; position: fixed; inset: 0; z-index: 1003;
    background: rgba(0,0,0,0.6); backdrop-filter: blur(4px);
}
.crypto-add-overlay.show { display: block; }
.crypto-add-popup {
    display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 1004;
    background: var(--bg-secondary); border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    max-height: 75vh; overflow: hidden;
    flex-direction: column; border-top: 1px solid var(--border-color);
    box-shadow: 0 -8px 40px rgba(0,0,0,0.5);
}
.crypto-add-popup.show {
    display: flex;
    animation: slideUpPopup 0.35s cubic-bezier(.4,0,.2,1);
}
@keyframes slideUpPopup {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}
.crypto-add-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 20px 12px; border-bottom: 1px solid var(--border-color);
}
.crypto-add-header h3 { font-size: 1rem; font-weight: 700; }
.crypto-add-search {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 20px; border-bottom: 1px solid var(--border-color);
}
.crypto-add-search i { color: var(--text-muted); font-size: 0.9rem; }
.crypto-add-search input {
    flex: 1; background: none; border: none; outline: none;
    color: var(--text-primary); font-size: 0.95rem; font-family: inherit;
}
.crypto-add-search input::placeholder { color: var(--text-muted); }
.crypto-add-list {
    overflow-y: auto; flex: 1; padding: 8px 12px;
    max-height: calc(75vh - 120px);
}
.crypto-add-item {
    display: flex; align-items: center; gap: 12px;
    padding: 12px; border-radius: var(--radius-sm);
    cursor: pointer; transition: background 0.15s;
}
.crypto-add-item:hover { background: var(--bg-card); }
.crypto-add-item:active { background: var(--bg-card-hover); }

/* === Auth Sayfaları === */
.auth-wrapper {
    min-height: 100vh; display: flex; align-items: stretch; justify-content: center;
    padding: 0; position: relative;
}
.auth-wrapper::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(ellipse at 50% 30%, rgba(59,130,246,0.08) 0%, transparent 60%);
    pointer-events: none;
}

/* === İllüstrasyon Paneli (Sol) === */
.auth-illustration {
    flex: 1; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, rgba(99,102,241,0.06) 0%, rgba(16,185,129,0.04) 50%, rgba(59,130,246,0.06) 100%);
    border-right: 1px solid var(--border-color);
    position: relative; overflow: hidden; padding: 40px;
}
.auth-illustration::before {
    content: ''; position: absolute; top: -50%; right: -50%; width: 100%; height: 100%;
    background: radial-gradient(circle, rgba(99,102,241,0.08) 0%, transparent 70%);
    pointer-events: none;
}
.auth-illustration::after {
    content: ''; position: absolute; bottom: -30%; left: -30%; width: 80%; height: 80%;
    background: radial-gradient(circle, rgba(16,185,129,0.06) 0%, transparent 70%);
    pointer-events: none;
}
.auth-illust-content {
    position: relative; z-index: 1; max-width: 440px; width: 100%;
}
.auth-illust-logo {
    display: flex; align-items: center; gap: 12px; margin-bottom: 32px;
}
.auth-illust-logo h1 {
    font-size: 1.6rem; font-weight: 800;
    background: var(--gradient-main); 
    -webkit-background-clip: text; 
    -moz-background-clip: text;
    background-clip: text; 
    -webkit-text-fill-color: transparent;
    color: transparent;
}
.auth-illust-title {
    font-size: 2.2rem; font-weight: 800; line-height: 1.2; margin-bottom: 14px;
    color: var(--text-primary);
}
.auth-illust-title span {
    background: var(--gradient-main); 
    -webkit-background-clip: text; 
    -moz-background-clip: text;
    background-clip: text; 
    -webkit-text-fill-color: transparent;
    color: transparent;
}
.auth-illust-desc {
    font-size: 0.95rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 28px;
}

/* Mini Kartlar */
.auth-illust-cards { display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.illust-mini-card {
    display: flex; align-items: center; gap: 12px;
    background: rgba(255,255,255,0.03); border: 1px solid var(--border-color);
    border-radius: var(--radius-sm); padding: 12px 14px;
    transition: all 0.3s;
}
.illust-mini-card:hover {
    background: rgba(255,255,255,0.06); border-color: rgba(99,102,241,0.3);
    transform: translateX(4px);
}
.illust-mini-icon {
    width: 36px; height: 36px; border-radius: 10px;
    display: flex; align-items: center; justify-content: center; font-size: 1rem; flex-shrink: 0;
}
.illust-mini-label { font-size: 0.82rem; font-weight: 600; color: var(--text-primary); }
.illust-mini-value { font-size: 0.72rem; color: var(--text-muted); }
.illust-mini-badge {
    margin-left: auto; width: 28px; height: 28px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center; font-size: 0.65rem;
}
.illust-mini-badge.up { background: rgba(16,185,129,0.12); color: var(--accent-green); }

/* Grafik İllüstrasyon */
.auth-illust-chart {
    margin-bottom: 20px; border-radius: var(--radius-sm); overflow: hidden;
    opacity: 0.7;
}
.auth-illust-chart svg { width: 100%; height: auto; display: block; }

/* İstatistikler */
.auth-illust-stats {
    display: flex; align-items: center; gap: 16px;
    padding-top: 16px; border-top: 1px solid var(--border-color);
}
.illust-stat { font-size: 0.82rem; color: var(--text-muted); }
.illust-stat span { font-weight: 700; color: var(--text-primary); }
.illust-stat-divider { width: 4px; height: 4px; border-radius: 50%; background: var(--border-color); }

/* === Form Paneli (Sağ) === */
.auth-form-panel {
    flex: 0 0 520px; display: flex; align-items: center; justify-content: center;
    padding: 40px; position: relative; z-index: 1;
    background: var(--bg-primary);
}
.auth-form-panel::before {
    content: ''; position: absolute; top: 20%; left: -40px; width: 200px; height: 200px;
    background: radial-gradient(circle, rgba(59,130,246,0.06) 0%, transparent 70%);
    pointer-events: none;
}
.auth-card {
    width: 100%; max-width: 420px; position: relative; z-index: 1;
    background: var(--bg-card); border-radius: var(--radius-lg);
    border: 1px solid var(--border-color); padding: 36px;
    box-shadow: var(--shadow-lg); overflow: hidden;
}
.auth-card-accent {
    position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: var(--gradient-main);
}
.auth-card .auth-logo { text-align: center; margin-bottom: 24px; }
.auth-card .auth-logo h2 { font-size: 1.3rem; font-weight: 700; }
.auth-card .auth-logo p { color: var(--text-muted); font-size: 0.8rem; margin-top: 4px; }
.auth-divider {
    display: flex; align-items: center; gap: 12px; margin: 16px 0;
    color: var(--text-muted); font-size: 0.76rem;
}
.auth-divider::before, .auth-divider::after {
    content: ''; flex: 1; height: 1px; background: var(--border-color);
}
.auth-footer { text-align: center; margin-top: 16px; font-size: 0.8rem; color: var(--text-muted); }
.auth-footer a { font-weight: 600; }
.auth-footer a:hover i { transform: translateX(3px); }
.auth-footer a i { transition: transform 0.2s; display: inline-block; }

/* Input İkon Grubu */
.input-icon-group {
    position: relative; display: flex; align-items: center;
}
.input-icon-group > i {
    position: absolute; left: 14px; color: var(--text-muted);
    font-size: 0.85rem; pointer-events: none; transition: color 0.2s;
    z-index: 1;
}
.input-icon-group .form-input {
    padding-left: 42px;
}
.input-icon-group:focus-within > i {
    color: var(--accent-blue);
}
.password-toggle {
    position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
    background: none; border: none; padding: 4px 6px; cursor: pointer;
    color: var(--text-muted); font-size: 0.9rem; transition: color 0.2s;
    z-index: 2;
}
.password-toggle:hover { color: var(--accent-blue); }

/* Auth Submit Butonu */
.auth-submit-btn {
    margin-top: 10px; font-size: 0.88rem; padding: 12px 24px;
    border-radius: var(--radius-sm); letter-spacing: 0.3px;
    transition: all 0.3s;
}
.auth-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(59,130,246,0.35);
}

/* Auth Seçenekler (Beni Hatırla + Şifremi Unuttum) */
.auth-options {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 4px; margin-top: 2px;
}
.auth-checkbox {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -ms-flex-align: center;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    position: relative;
}
.auth-checkbox input[type="checkbox"] {
    width: 0; height: 0; opacity: 0; position: absolute;
}
.auth-checkbox .checkmark {
    width: 18px; height: 18px; border-radius: 4px; flex-shrink: 0;
    border: 1.5px solid var(--border-color);
    background: var(--bg-input);
    display: flex; align-items: center; justify-content: center;
    transition: all 0.2s;
}
.auth-checkbox .checkmark::after {
    content: ''; display: none; width: 5px; height: 9px;
    border: solid #fff; border-width: 0 2px 2px 0;
    transform: rotate(45deg); margin-top: -2px;
}
.auth-checkbox input:checked + .checkmark {
    background: var(--accent-blue); border-color: var(--accent-blue);
}
.auth-checkbox input:checked + .checkmark::after { display: block; }
.auth-checkbox:hover .checkmark { border-color: var(--accent-blue); }
.auth-forgot-link {
    font-size: 0.82rem; color: var(--text-muted);
    transition: color 0.2s;
}
.auth-forgot-link:hover { color: var(--accent-blue); }

/* === Dashboard Sidebar (Web) === */
.dashboard-layout { display: flex; min-height: 100vh; padding-top: var(--nav-height); }
.sidebar {
    width: 250px; flex-shrink: 0; background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    padding: 20px 12px; position: sticky; top: var(--nav-height);
    height: calc(100vh - var(--nav-height)); overflow-y: auto;
}
.sidebar-nav { list-style: none; }
.sidebar-nav li { margin-bottom: 2px; }
.sidebar-nav a {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 14px; border-radius: var(--radius-sm);
    color: var(--text-secondary); font-size: 0.9rem; font-weight: 500;
    transition: all 0.2s;
}
.sidebar-nav a:hover { color: var(--text-primary); background: var(--bg-card); }
.sidebar-nav a.active { color: var(--accent-blue); background: rgba(59,130,246,0.1); }
.sidebar-nav a i { width: 20px; text-align: center; }
.main-content { flex: 1; padding: 24px; overflow-x: hidden; }

/* === Admin Panel === */
.admin-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 24px;
}

/* === Loading Spinner === */
.spinner {
    width: 32px; height: 32px; border: 3px solid var(--border-color);
    border-top-color: var(--accent-blue); border-radius: 50%;
    -webkit-animation: spin 0.8s linear infinite;
    -moz-animation: spin 0.8s linear infinite;
    -o-animation: spin 0.8s linear infinite;
    animation: spin 0.8s linear infinite;
}
@-webkit-keyframes spin { to { -webkit-transform: rotate(360deg); transform: rotate(360deg); } }
@-moz-keyframes spin { to { -moz-transform: rotate(360deg); transform: rotate(360deg); } }
@-o-keyframes spin { to { -o-transform: rotate(360deg); transform: rotate(360deg); } }
@keyframes spin { to { -webkit-transform: rotate(360deg); transform: rotate(360deg); } }

/* === Boş Durum === */
.empty-state {
    text-align: center; padding: 48px 20px;
}
.empty-state i { font-size: 48px; color: var(--text-muted); margin-bottom: 16px; }
.empty-state h3 { font-size: 1.1rem; margin-bottom: 8px; }
.empty-state p { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 20px; }

/* === Toast Bildirimi === */
.toast-container { position: fixed; top: 80px; right: 20px; z-index: 9999; display: flex; flex-direction: column; gap: 8px; }
.toast {
    min-width: 280px; padding: 14px 20px; border-radius: var(--radius-sm);
    background: var(--bg-card); border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 10px;
    animation: slideIn 0.3s ease; font-size: 0.9rem;
}
.toast.success { border-left: 3px solid var(--accent-green); }
.toast.error { border-left: 3px solid var(--accent-red); }
.toast.info { border-left: 3px solid var(--accent-blue); }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
@keyframes notifSlideIn { from { transform: translateX(100%) scale(0.8); opacity: 0; } to { transform: translateX(0) scale(1); opacity: 1; } }
@keyframes notifSlideOut { from { transform: translateX(0); opacity: 1; } to { transform: translateX(100%); opacity: 0; } }

/* === Grafik Alanı === */
.chart-container {
    background: var(--bg-card); border-radius: var(--radius-md);
    border: 1px solid var(--border-color); padding: 16px;
    min-height: 300px; position: relative;
}

/* === Scrollbar === */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ============================================
   RESPONSIVE TASARIM
   ============================================ */

/* Tablet */
@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .sidebar { width: 220px; }
    .hero h1 { font-size: 2.5rem; }
}

/* Mobil */
/* === Tablet Auth === */
@media (max-width: 1024px) and (min-width: 769px) {
    .auth-illustration { padding: 24px; }
    .auth-illust-title { font-size: 1.7rem; }
    .auth-illust-desc { font-size: 0.88rem; }
    .auth-form-panel { flex: 0 0 460px; padding: 28px; }
}

@media (max-width: 768px) {
    :root {
        --nav-height: 56px;
    }

    /* Navbar mobil */
    .navbar { padding: 0 16px; }
    .navbar-links { display: none; }
    .navbar-actions .btn { display: none; }
    
    /* Bottom nav göster */
    .bottom-nav { display: block !important; }

    /* Sidebar gizle */
    .sidebar { display: none; }
    .dashboard-layout { flex-direction: column; }
    .main-content { padding: 16px; padding-bottom: calc(var(--bottom-nav-height) + 16px); }

    /* Grid mobil */
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .grid-4 { grid-template-columns: repeat(2, 1fr); gap: 10px; }

    /* Hero mobil */
    .hero { min-height: auto; padding: 80px 16px 40px; }
    .hero h1 { font-size: 2rem; }
    .hero p { font-size: 1rem; }
    .hero-stats { gap: 24px; flex-wrap: wrap; }
    .hero-buttons { flex-direction: column; align-items: center; }

    /* Kartlar mobil */
    .card { padding: 16px; }
    .auth-illustration { display: none !important; }
    .auth-wrapper { padding: 0; flex-direction: column; }
    .auth-form-panel {
        flex: 1; width: 100%; padding: 24px 16px;
        display: flex; align-items: center; justify-content: center;
        background: var(--bg-primary);
    }
    .auth-form-panel::before { display: none; }
    .auth-card {
        padding: 24px; border-radius: var(--radius-md);
        max-width: 100%; border: none;
        background: transparent; box-shadow: none;
    }
    .auth-card-accent { display: none; }
    .auth-card .auth-logo { display: block; }

    /* Tablo mobil */
    .data-table th, .data-table td { padding: 10px 12px; font-size: 0.82rem; }

    /* Footer mobil */
    .footer { padding-bottom: calc(var(--bottom-nav-height) + 20px); }

    /* Sayfa başlıkları */
    .page-title { font-size: 1.3rem; }

    /* Container padding */
    .container { padding: 0 16px; }

    /* Stat kartları mobil - kompakt 2x2 */
    .stat-card {
        display: flex; align-items: center; gap: 10px;
        padding: 12px !important;
    }
    .stat-card .stat-icon { margin-bottom: 0; width: 36px; height: 36px; font-size: 0.85rem; }
    .stat-card .stat-value { font-size: 1.1rem; }
    .stat-card .stat-label { font-size: 0.7rem; }

    /* Feature kartları mobil */
    .features { padding: 40px 0; }
    .features .section-title { font-size: 1.5rem; }

    /* Piyasa tablo/kart - mobil responsive */
    .crypto-desktop-view { display: none !important; }
    .crypto-mobile-view {
        display: -webkit-box !important;
        display: -webkit-flex !important;
        display: -ms-flexbox !important;
        display: flex !important;
        overflow-x: auto;
        -webkit-scroll-snap-type: x mandatory;
        -ms-scroll-snap-type: x mandatory;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        gap: 12px;
        padding-bottom: 8px;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }
    .crypto-mobile-view::-webkit-scrollbar { display: none; }
    .crypto-mobile-view .crypto-card {
        min-width: 160px;
        max-width: 170px;
        flex-shrink: 0;
        scroll-snap-align: start;
        padding: 14px;
    }
    .crypto-mobile-view .crypto-card .crypto-header { margin-bottom: 8px; gap: 8px; }
    .crypto-mobile-view .crypto-card .crypto-icon { width: 32px; height: 32px; }
    .crypto-mobile-view .crypto-card .crypto-name { font-size: 0.85rem; }
    .crypto-mobile-view .crypto-card .crypto-price { font-size: 1.1rem; }
    .crypto-mobile-view .crypto-card .crypto-price-tl { font-size: 0.6rem; }
    .crypto-mobile-view .crypto-card .crypto-change { font-size: 0.8rem; }
    .crypto-toolbar {
        flex-direction: column; align-items: stretch; gap: 10px;
    }
    .crypto-search { max-width: 100%; }


}

/* Küçük Mobil */
@media (max-width: 375px) {
    .hero h1 { font-size: 1.7rem; }
    .auth-card { padding: 16px; }
    .auth-card .form-group { margin-bottom: 12px; }
    .btn-lg { padding: 12px 20px; }
}

/* === PWA / Standalone Modu === */
@media (display-mode: standalone) {
    .navbar { padding-top: var(--safe-top); height: calc(var(--nav-height) + var(--safe-top)); }
    .page-wrapper { padding-top: calc(var(--nav-height) + var(--safe-top) + 20px); }
    .bottom-nav { padding-bottom: var(--safe-bottom); height: calc(var(--bottom-nav-height) + var(--safe-bottom)); }
}

/* === Mobil Auth Sayfası (Direk form göster) === */
.mobile-auth-direct .hero, .mobile-auth-direct .features,
.mobile-auth-direct .market-section, .mobile-auth-direct .footer,
.mobile-auth-direct .ticker-banner, .mobile-auth-direct .navbar { display: none; }
.mobile-auth-direct .auth-wrapper { min-height: 100vh; padding-top: 0; }

/* Küçük ekranlarda zorla mobil görünüm (tarayıcı masaüstü modu kullanıyorsa bile) */
@media (max-width: 768px) {
    body.landing-page #desktopSection { display: none !important; }
    body.landing-page #mobileAuthSection { display: block !important; }
}

/* Büyük ekranlarda desktop görünüm */
@media (min-width: 769px) {
    body.landing-page #mobileAuthSection { display: none !important; }
    body.landing-page #desktopSection { display: block !important; }
}

/* ============================================
   Splash Screen
   ============================================ */
.splash-screen {
    position: fixed; inset: 0; z-index: 9999;
    background: var(--bg-primary);
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
    transition: opacity 0.5s ease, transform 0.5s ease;
}
.splash-screen.splash-hide {
    opacity: 0; transform: scale(1.1);
}
.splash-bg {
    position: absolute; inset: 0; overflow: hidden;
}
.splash-circle {
    position: absolute; border-radius: 50%;
}
.splash-circle-1 {
    width: 300px; height: 300px; top: -80px; right: -80px;
    background: radial-gradient(circle, rgba(59,130,246,0.15) 0%, transparent 70%);
    animation: splashFloat 6s ease-in-out infinite;
}
.splash-circle-2 {
    width: 250px; height: 250px; bottom: -60px; left: -60px;
    background: radial-gradient(circle, rgba(139,92,246,0.12) 0%, transparent 70%);
    animation: splashFloat 5s ease-in-out infinite reverse;
}
.splash-circle-3 {
    width: 180px; height: 180px; top: 40%; left: 50%; transform: translate(-50%,-50%);
    background: radial-gradient(circle, rgba(16,185,129,0.08) 0%, transparent 70%);
    animation: splashFloat 4s ease-in-out infinite 1s;
}
@keyframes splashFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(10px, -15px) scale(1.05); }
}
.splash-content {
    position: relative; z-index: 2;
    text-align: center;
    animation: splashFadeIn 0.8s ease;
}
@keyframes splashFadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.splash-illust {
    margin-bottom: 24px;
    filter: drop-shadow(0 0 30px rgba(59,130,246,0.2));
}
.splash-chart-line {
    stroke-dasharray: 300;
    stroke-dashoffset: 300;
    animation: splashDraw 2s ease forwards 0.3s;
}
@keyframes splashDraw {
    to { stroke-dashoffset: 0; }
}
.splash-chart-fill {
    opacity: 0;
    animation: splashFillIn 1s ease forwards 1.5s;
}
@keyframes splashFillIn {
    to { opacity: 0.5; }
}
.splash-logo-row {
    display: flex; align-items: center; justify-content: center; gap: 12px;
    margin-bottom: 8px;
}
.splash-logo-icon {
    width: 52px; height: 52px;
    background: var(--gradient-main);
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    font-size: 28px;
    box-shadow: 0 0 30px rgba(59,130,246,0.3);
    animation: splashGlow 2s ease-in-out infinite;
}
@keyframes splashGlow {
    0%, 100% { box-shadow: 0 0 20px rgba(59,130,246,0.3); }
    50% { box-shadow: 0 0 40px rgba(59,130,246,0.5), 0 0 60px rgba(139,92,246,0.2); }
}
.splash-brand {
    font-size: 2rem; font-weight: 800;
    background: var(--gradient-main);
    -webkit-background-clip: text; 
    -moz-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}
.splash-tagline {
    color: var(--text-muted); font-size: 0.78rem; margin-bottom: 28px;
}
.splash-loader {
    width: 120px; height: 3px; margin: 0 auto;
    background: rgba(255,255,255,0.08); border-radius: 3px; overflow: hidden;
}
.splash-loader-bar {
    width: 0; height: 100%; border-radius: 3px;
    background: var(--gradient-main);
    animation: splashLoad 2.8s ease-in-out forwards;
}
@keyframes splashLoad {
    0% { width: 0; }
    100% { width: 100%; }
}

/* ============================================
   Intro Slider
   ============================================ */
.intro-slider {
    position: fixed; inset: 0; z-index: 9998;
    background: var(--bg-primary);
    display: flex; flex-direction: column;
    opacity: 0; transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
    overflow: hidden;
}
.intro-slider.show {
    opacity: 1; transform: translateY(0);
}
.intro-slider.intro-hide {
    opacity: 0; transform: translateY(-20px);
}
.intro-slides {
    flex: 1; display: flex;
    transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    will-change: transform;
}
.intro-slide {
    min-width: 100%; display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    padding: 40px 28px 20px;
    text-align: center;
}
.intro-illust {
    margin-bottom: 32px;
    filter: drop-shadow(0 0 20px rgba(59,130,246,0.15));
    animation: introIllustFloat 4s ease-in-out infinite;
}
@keyframes introIllustFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}
.intro-title {
    font-size: 1.5rem; font-weight: 800; margin-bottom: 12px;
    color: var(--text-primary);
}
.intro-desc {
    font-size: 0.92rem; color: var(--text-secondary);
    line-height: 1.6; max-width: 320px;
}

/* Slider kontrolleri */
.intro-controls {
    padding: 20px 28px calc(28px + var(--safe-bottom));
    display: flex; flex-direction: column; align-items: center; gap: 16px;
}
.intro-dots {
    display: flex; gap: 8px;
}
.intro-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: rgba(255,255,255,0.15);
    transition: all 0.3s ease;
}
.intro-dot.active {
    width: 28px; border-radius: 4px;
    background: var(--gradient-main);
}
.intro-next-btn {
    width: 100%; max-width: 300px; padding: 14px 24px;
    background: var(--gradient-main); color: white;
    border: none; border-radius: var(--radius-md);
    font-size: 1rem; font-weight: 600; cursor: pointer;
    display: flex; align-items: center; justify-content: center; gap: 8px;
    box-shadow: 0 4px 15px rgba(59,130,246,0.3);
    transition: all 0.2s ease;
}
.intro-next-btn:active {
    transform: scale(0.97);
}
.intro-skip {
    position: absolute; top: 16px; right: 16px; z-index: 10;
    background: none; border: none;
    color: var(--text-muted); font-size: 0.85rem;
    cursor: pointer; padding: 8px 16px;
}

/* === Dark/Light scroll indicator === */
.scroll-indicator {
    position: fixed; top: var(--nav-height); left: 0; right: 0; height: 2px; z-index: 999;
    background: var(--gradient-main); transform-origin: left;
    transform: scaleX(0); transition: transform 0.1s;
}

/* === Animasyonlar === */
.fade-in { animation: fadeIn 0.4s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.slide-up { animation: slideUp 0.4s ease; }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

/* === Tab Sistemi === */
.tabs { display: flex; gap: 4px; margin-bottom: 20px; border-bottom: 1px solid var(--border-color); }
.tab {
    padding: 10px 16px; font-size: 0.9rem; font-weight: 500;
    color: var(--text-muted); cursor: pointer; border-bottom: 2px solid transparent;
    transition: all 0.2s;
}
.tab:hover { color: var(--text-primary); }
.tab.active { color: var(--accent-blue); border-bottom-color: var(--accent-blue); }

/* === Pulse animasyonu (canlı sinyal) === */
.pulse {
    display: inline-block; width: 8px; height: 8px; border-radius: 50%;
    background: var(--accent-green); animation: pulse 2s infinite;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(16,185,129,0.5); }
    70% { box-shadow: 0 0 0 8px rgba(16,185,129,0); }
    100% { box-shadow: 0 0 0 0 rgba(16,185,129,0); }
}

/* === Legal Checkboxes & Popup (Global) === */

/* === Şifre Güç Göstergesi === */
.pw-strength{display:flex;align-items:center;gap:10px;margin-top:8px;}
.pw-bar{flex:1;height:5px;background:rgba(255,255,255,0.08);border-radius:3px;overflow:hidden;}
.pw-bar-fill{height:100%;width:0;border-radius:3px;transition:width .3s,background .3s;}
.pw-label{font-size:.72rem;font-weight:600;min-width:70px;text-align:right;}
.pw-hints{display:flex;flex-wrap:wrap;gap:6px 14px;margin-top:6px;}
.pw-hints span{font-size:.7rem;color:var(--text-muted);display:flex;align-items:center;gap:4px;transition:color .2s;}
.pw-hints span i{font-size:.35rem;}
.pw-hints span.pass{color:var(--accent-green);}
.pw-hints span.pass i:before{content:"\f00c";font-weight:900;font-size:.6rem;}

.legal-checks{margin-top:14px;display:flex;flex-direction:column;gap:10px;}
.legal-check-item{display:flex;align-items:flex-start;gap:8px;font-size:.78rem;color:var(--text-secondary);cursor:pointer;}
.legal-check-item input[type="checkbox"]{margin-top:2px;accent-color:var(--accent-blue);width:16px;height:16px;flex-shrink:0;cursor:pointer;}
.legal-check-item a{color:var(--accent-blue);text-decoration:none;font-weight:600;}
.legal-check-item a:hover{text-decoration:underline;}
.legal-popup-overlay{display:none;position:fixed;inset:0;z-index:10000;background:rgba(0,0,0,0.7);backdrop-filter:blur(4px);align-items:center;justify-content:center;padding:20px;}
.legal-popup-overlay.active{display:flex;}
.legal-popup{background:var(--bg-card);border:1px solid var(--border-color);border-radius:16px;width:100%;max-width:560px;max-height:85vh;display:flex;flex-direction:column;animation:legalFadeIn .25s ease;}
@keyframes legalFadeIn{from{opacity:0;transform:translateY(20px);}to{opacity:1;transform:translateY(0);}}
.legal-popup-header{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;border-bottom:1px solid var(--border-color);}
.legal-popup-header h3{font-size:1rem;font-weight:700;color:var(--text-primary);margin:0;}
.legal-popup-close{background:none;border:none;color:var(--text-muted);font-size:1.1rem;cursor:pointer;padding:4px 8px;border-radius:8px;transition:background .2s;}
.legal-popup-close:hover{background:rgba(255,255,255,0.08);}
.legal-popup-body{flex:1;overflow-y:auto;padding:24px;font-size:.82rem;line-height:1.7;color:var(--text-secondary);}
.legal-popup-body h4{color:var(--text-primary);font-size:.9rem;margin:18px 0 8px;}
.legal-popup-body h4:first-child{margin-top:0;}
.legal-popup-body p{margin-bottom:10px;}
.legal-popup-body ul{margin:8px 0 12px 18px;}
.legal-popup-body ul li{margin-bottom:4px;}
.legal-popup-footer{padding:16px 24px;border-top:1px solid var(--border-color);}
.legal-accept-btn:disabled{opacity:0.4;cursor:not-allowed;}
.legal-accept-btn:not(:disabled){cursor:pointer;}
@media (max-width: 480px) {
    .legal-popup{max-height:90vh;border-radius:12px;}
    .legal-popup-header{padding:14px 16px;}
    .legal-popup-body{padding:16px;font-size:.78rem;}
    .legal-popup-footer{padding:12px 16px;}
    .legal-check-item{font-size:.72rem;}
}

/* Hamburger Menu (Mobil) */
.hamburger-menu {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.2s;
}
.hamburger-menu:hover {
    background: var(--accent-blue);
    color: #fff;
    border-color: var(--accent-blue);
}

@media (max-width: 768px) {
    .hamburger-menu {
        display: flex;
    }
}

/* Sidebar Overlay (Mobil) */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1001;
    backdrop-filter: blur(4px);
}
.sidebar-overlay.active {
    display: block;
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        position: fixed;
        top: var(--nav-height);
        left: 0;
        height: calc(100vh - var(--nav-height));
        z-index: 1000;
        box-shadow: 2px 0 10px rgba(0,0,0,0.1);
    }
    .sidebar.active {
        transform: translateX(0);
    }
}