/* --- KokoRust Developer CSS Tasarım Sistemi (MagicServices Esinlenmeli, Büyük Fontlu, Açık/Koyu Temalı) --- */

:root {
    --bg-dark: #0a0b10;
    --card-bg: #12131a;
    --card-border: #222430;
    --primary: #e84393;
    --primary-hover: #d63031;
    --text-main: #f8f9fa;
    --text-muted: #94a3b8;
    --accent: #00b894;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

/* Light Theme (Açık Tema) Renk Değişkenleri */
body.light-theme {
    --bg-dark: #f1f5f9;
    --card-bg: #ffffff;
    --card-border: #cbd5e1;
    --primary: #d63031;
    --primary-hover: #b32424;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --accent: #0f9f74;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    font-size: 18px; /* Okunabilirliği artırmak için varsayılan ebadı 18px yaptık */
    transition: background-color 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* --- Navigasyon / Header --- */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--bg-dark);
    border-bottom: 1px solid var(--card-border);
    z-index: 100;
    padding: 22px 0;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 22px;
    font-weight: 700;
    font-family: var(--font-heading);
}

.logo-title {
    color: var(--text-main);
}

.nav-links {
    display: flex;
    gap: 25px;
    align-items: center;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
    transition: color 0.2s ease;
}

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

/* Tema Değiştirme Butonu */
.theme-toggle-btn {
    background: transparent;
    border: 1px solid var(--card-border);
    color: var(--text-main);
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* --- Butonlar --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    font-family: var(--font-heading);
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--primary);
    color: #fff;
}

.btn-primary:hover {
    opacity: 0.9;
}

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

.btn-secondary:hover {
    border-color: var(--primary);
    background: rgba(34, 36, 48, 0.05);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
    border-radius: 4px;
}

/* --- Hero Section --- */
.hero-section {
    padding: 180px 0 60px 0;
    border-bottom: 1px solid var(--card-border);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

@media (min-width: 768px) {
    .hero-container {
        grid-template-columns: 1.2fr 0.8fr;
    }
}

.hero-content h1 {
    font-family: var(--font-heading);
    font-size: 52px; /* Font büyüklüğü artırıldı */
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 24px;
    color: var(--text-main);
}

.hero-content h1 .highlight {
    color: var(--primary);
}

.hero-content p {
    font-size: 19px; /* Font büyüklüğü artırıldı */
    color: var(--text-muted);
    margin-bottom: 35px;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 15px;
}

.badge {
    display: inline-block;
    padding: 5px 12px;
    background: rgba(196, 76, 255, 0.1);
    color: var(--primary);
    border: 1px solid rgba(196, 76, 255, 0.2);
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 15px;
}

.hero-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 24px;
    border-radius: 8px;
    text-align: left;
}

.stat-card h3 {
    font-family: var(--font-heading);
    font-size: 38px; /* Font büyüklüğü artırıldı */
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 5px;
}

.stat-card p {
    color: var(--text-muted);
    font-size: 15px;
}

/* --- Neden KOKO --- */
.features-section {
    padding: 80px 0;
    border-bottom: 1px solid var(--card-border);
}

.section-title {
    text-align: center;
    font-family: var(--font-heading);
    font-size: 36px; /* Font büyüklüğü artırıldı */
    font-weight: 700;
    margin-bottom: 10px;
}

.section-title .highlight {
    color: var(--primary);
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 18px; /* Font büyüklüğü artırıldı */
    max-width: 600px;
    margin: 0 auto 50px auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 30px;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.feature-card:hover {
    border-color: rgba(255, 255, 255, 0.2);
    background: rgba(18, 19, 26, 0.8);
}

body.light-theme .feature-card:hover {
    border-color: rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.95);
}

.feature-card h3 {
    font-family: var(--font-heading);
    font-size: 22px; /* Font büyüklüğü artırıldı */
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 16px; /* Font büyüklüğü artırıldı */
}

/* --- Sipariş Sihirbazı --- */
.configurator-section {
    padding: 80px 0;
    border-bottom: 1px solid var(--card-border);
}

.config-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    align-items: start;
}

@media (min-width: 992px) {
    .config-container {
        grid-template-columns: 1.3fr 0.7fr;
    }
}

.config-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    padding: 30px;
}

.price-sticky-card {
    position: sticky;
    top: 100px;
}

.price-sticky-card h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    color: var(--text-main);
    margin-bottom: 15px;
}

/* Sihirbaz Panelleri */
.wizard-pane {
    display: none;
}

.wizard-pane.active {
    display: block;
}

.wizard-pane h3 {
    font-family: var(--font-heading);
    font-size: 24px; /* Font büyüklüğü artırıldı */
    margin-bottom: 10px;
}

.pane-instruction {
    color: var(--text-muted);
    font-size: 16px; /* Font büyüklüğü artırıldı */
    margin-bottom: 25px;
}

.pane-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 35px;
    padding-top: 20px;
    border-top: 1px solid var(--card-border);
}

/* Adım 1: Radio Card Seçimleri */
.services-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.service-radio-card {
    display: flex;
    gap: 15px;
    background: rgba(10, 11, 16, 0.3);
    border: 1px solid var(--card-border);
    padding: 22px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}

body.light-theme .service-radio-card {
    background: rgba(255, 255, 255, 0.5);
}

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

body.light-theme .service-radio-card:hover {
    border-color: rgba(0, 0, 0, 0.15);
}

.service-radio-card input[type="radio"] {
    margin-top: 5px;
    accent-color: var(--primary);
}

.radio-content h4 {
    font-family: var(--font-heading);
    font-size: 19px; /* Font büyüklüğü artırıldı */
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-main);
}

.radio-content p {
    color: var(--text-muted);
    font-size: 15px; /* Font büyüklüğü artırıldı */
    margin-bottom: 8px;
}

.base-price {
    font-size: 14px;
    color: var(--text-muted);
}

.base-price strong {
    color: var(--accent);
}

.service-radio-card:has(input[type="radio"]:checked) {
    border-color: var(--primary);
    background: rgba(196, 76, 255, 0.05);
}

/* Adım 2: Açıklayıcı Checkbox Kartları */
.options-list {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.option-card {
    background: rgba(10, 11, 16, 0.3);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    overflow: hidden;
    transition: all 0.2s ease;
}

body.light-theme .option-card {
    background: rgba(255, 255, 255, 0.5);
}

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

body.light-theme .option-card:hover {
    border-color: rgba(0, 0, 0, 0.15);
}

.option-card.selected {
    border-color: var(--primary);
    background: rgba(196, 76, 255, 0.04);
}

.option-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    cursor: pointer;
}

.option-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.option-header-left input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
    cursor: pointer;
}

.option-name {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 18px; /* Font büyüklüğü artırıldı */
}

.option-header-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.option-price {
    color: var(--accent);
    font-weight: 700;
    font-size: 16px; /* Font büyüklüğü artırıldı */
}

.btn-info-toggle {
    background: transparent;
    border: 1px solid var(--card-border);
    color: var(--text-muted);
    font-size: 12px;
    padding: 4px 10px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-info-toggle:hover {
    color: var(--text-main);
    border-color: var(--text-main);
}

/* Bilgi Kutusu */
.option-info-body {
    display: none;
    padding: 20px;
    border-top: 1px solid var(--card-border);
    background: rgba(10, 11, 16, 0.6);
}

body.light-theme .option-info-body {
    background: rgba(241, 245, 249, 0.9);
}

.option-info-body.active {
    display: block;
}

.info-section {
    margin-bottom: 12px;
}

.info-section:last-child {
    margin-bottom: 0;
}

.info-section h5 {
    color: var(--text-muted);
    font-size: 12px;
    text-transform: uppercase;
    margin-bottom: 6px;
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
}

.info-section p {
    font-size: 15px; /* Font büyüklüğü artırıldı */
    color: var(--text-main);
}

.info-section.benefit-section p {
    color: var(--accent);
    font-weight: 600;
}

/* Adım 3: Form Elemanları */
.form-group {
    margin-bottom: 22px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 15px; /* Font büyüklüğü artırıldı */
    color: var(--text-main);
}

.form-group input[type="text"],
.form-group textarea {
    width: 100%;
    padding: 12px;
    background: rgba(10, 11, 16, 0.5);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    color: var(--text-main);
    font-size: 16px; /* Font büyüklüğü artırıldı */
    font-family: var(--font-body);
}

body.light-theme .form-group input[type="text"],
body.light-theme .form-group textarea {
    background: #fff;
}

.form-group input[type="text"]:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    outline: none;
}

.input-desc {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 5px;
}

/* Adım 4: Özet Kutusu */
.summary-box {
    background: rgba(10, 11, 16, 0.5);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    padding: 22px;
}

body.light-theme .summary-box {
    background: #fff;
}

.summary-section {
    margin-bottom: 20px;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 15px;
}

.summary-section:last-child {
    margin-bottom: 0;
    border-bottom: none;
    padding-bottom: 0;
}

.summary-section h4 {
    font-family: var(--font-heading);
    color: var(--primary);
    font-size: 17px;
    margin-bottom: 10px;
}

.summary-section p {
    font-size: 15px;
    margin-bottom: 6px;
}

.summary-section ul {
    padding-left: 20px;
    font-size: 15px;
}

.summary-section ul li {
    margin-bottom: 6px;
}

.summary-note-text {
    background: var(--bg-dark);
    padding: 10px;
    border-radius: 4px;
    font-size: 14px;
    color: var(--text-muted);
}

/* --- Sağ Bütçe Paneli --- */
.cart-items {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 20px 0;
    max-height: 250px;
    overflow-y: auto;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    font-size: 15px; /* Font büyüklüğü artırıldı */
}

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

.cart-item-price {
    font-weight: 600;
}

hr {
    border: none;
    border-top: 1px solid var(--card-border);
    margin: 15px 0;
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.cart-total span:first-child {
    font-weight: 600;
    color: var(--text-muted);
}

.total-price-text {
    font-size: 26px; /* Font büyüklüğü artırıldı */
    font-weight: 700;
    color: var(--accent);
    font-family: var(--font-heading);
}

.cart-helper {
    background: rgba(196, 76, 255, 0.04);
    border: 1px solid rgba(196, 76, 255, 0.12);
    padding: 12px;
    border-radius: 6px;
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* Hata ve Başarı */
.error-msg-box {
    background: #450a0a;
    border: 1px solid #7f1d1d;
    color: #fca5a5;
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 15px;
}

.success-msg-box {
    background: #064e3b;
    border: 1px solid #065f46;
    color: #a7f3d0;
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 15px;
}

/* --- FAQ SSS Accordion --- */
.faq-section {
    padding: 80px 0;
    background: var(--bg-dark);
}

.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.faq-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    overflow: hidden;
}

.faq-question {
    width: 100%;
    background: transparent;
    border: none;
    padding: 22px;
    text-align: left;
    color: var(--text-main);
    font-family: var(--font-heading);
    font-size: 18px; /* Font büyüklüğü artırıldı */
    font-weight: 700;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-question:hover {
    color: var(--primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease-out;
    background: rgba(10, 11, 16, 0.2);
}

body.light-theme .faq-answer {
    background: rgba(241, 245, 249, 0.5);
}

.faq-answer p {
    padding: 22px;
    color: var(--text-muted);
    font-size: 16px; /* Font büyüklüğü artırıldı */
}

.faq-item.active .faq-answer {
    border-top: 1px solid var(--card-border);
    max-height: 300px;
}

.faq-item.active .faq-question .faq-icon {
    transform: rotate(45deg);
    color: var(--primary);
}

.faq-icon {
    font-size: 20px;
    transition: transform 0.2s ease;
    color: var(--text-muted);
}

/* --- Footer --- */
.main-footer {
    background: var(--bg-dark);
    padding: 50px 0;
    border-top: 1px solid var(--card-border);
    text-align: center;
    font-size: 14px;
    color: var(--text-muted);
}

.footer-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* --- Steam Giriş Alanı --- */
.steam-user {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(34, 36, 48, 0.4);
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid var(--card-border);
}

body.light-theme .steam-user {
    background: #fff;
}

.steam-badge {
    font-size: 13px;
    color: var(--text-main);
    font-weight: 600;
}
.steam-profile-link { display: inline-flex; align-items: center; gap: 10px; color: var(--text-main); text-decoration: none; font-weight: 700; }
.steam-avatar { width: 38px; height: 38px; border-radius: 50%; object-fit: cover; border: 2px solid var(--primary); box-shadow: 0 0 18px var(--primary-glow); }
.steam-avatar-fallback { display: grid; place-items: center; background: var(--primary); color: #fff; font-family: var(--font-heading); }
.steam-profile-name { max-width: 130px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.steam-profile-link:hover .steam-profile-name { color: var(--primary); }

.steam-logout-link {
    color: #ef4444;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    transition: color 0.2s ease;
}

.steam-logout-link:hover {
    color: #fca5a5;
}

.warning-msg-box {
    background: rgba(196, 76, 255, 0.05);
    border: 1px solid rgba(196, 76, 255, 0.22);
    color: var(--primary);
    padding: 15px;
    border-radius: 6px;
    font-size: 15px;
    font-weight: 600;
}

/* 2026 okunabilirlik, renk sistemi ve portföy vitrini yenilemesi */
:root {
    --bg-dark: #0d111c;
    --card-bg: #151b2a;
    --card-border: #2a3449;
    --primary: #c44cff;
    --primary-hover: #dc70ff;
    --text-main: #f8f5ff;
    --text-muted: #b9b4ce;
    --accent: #35e6a1;
    --surface-soft: #0e0f20;
    --header-bg: rgba(8, 9, 20, .92);
}

body.light-theme {
    --bg-dark: #f5f7fb;
    --card-bg: #ffffff;
    --card-border: #d8deea;
    --primary: #8540c7;
    --primary-hover: #7131b0;
    --text-main: #172033;
    --text-muted: #566176;
    --accent: #087f64;
    --surface-soft: #edf1f7;
    --header-bg: rgba(245, 247, 251, .92);
}

body { font-size: 18px; }
.container { max-width: 1280px; }
.main-header { background: var(--header-bg); backdrop-filter: blur(16px); }
.nav-links a { font-size: 16px; }
.theme-toggle-btn { gap: 8px; padding: 10px 14px; border-radius: 999px; font-size: 15px; }
.btn { padding: 14px 26px; border-radius: 10px; font-size: 16px; }
.hero-section { padding: 190px 0 80px; background: var(--bg-dark); }
.hero-content h1 { font-size: clamp(48px, 5vw, 68px); }
.hero-content p { font-size: 21px; line-height: 1.75; }
.stat-card, .feature-card, .config-card, .faq-item { border-radius: 16px; box-shadow: 0 18px 50px rgba(0,0,0,.08); }
.stat-card p { font-size: 16px; line-height: 1.45; }
.section-title { font-size: 42px; }
.section-subtitle { font-size: 20px; line-height: 1.7; max-width: 760px; }
.feature-card p, .faq-answer p, .pane-instruction { font-size: 17px; line-height: 1.75; }
.input-desc, .btn-info-toggle, .cart-helper { font-size: 14px; }
.logo { text-decoration: none; }
.configurator-section { min-height: 100vh; padding-top: 145px; background: var(--bg-dark); }
.service-radio-card input[type="radio"], .option-header-left input[type="checkbox"] { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.service-radio-card { border-radius: 14px; }
.service-radio-card:hover, .option-card:hover { border-color: var(--primary); transform: translateY(-2px); }
.service-radio-card:has(input[type="radio"]:checked), .option-card.selected { border-color: var(--primary); background: color-mix(in srgb, var(--primary) 7%, var(--card-bg)); box-shadow: 0 0 0 1px var(--primary), 0 0 24px var(--primary-glow); }
.option-card { border-radius: 14px; cursor: pointer; }
.option-card:focus-visible, .service-radio-card:focus-within { outline: 3px solid var(--primary-glow); outline-offset: 3px; }
.option-header { padding: 22px; }
.option-header-left::before { content: '＋'; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 9px; color: var(--text-muted); background: var(--surface-soft); font-weight: 800; transition: all .2s ease; }
.option-card.selected .option-header-left::before { content: '✓'; color: #fff; background: var(--primary); box-shadow: 0 0 18px var(--primary-glow); }
.server-profile-section { margin-bottom: 42px; padding-bottom: 38px; border-bottom: 1px solid var(--card-border); }
.plugin-brief-section { margin-bottom: 10px; }
.plugin-brief-section textarea { min-height: 180px; resize: vertical; }
.profile-heading, .options-heading { margin-bottom: 24px; }
.profile-heading h4, .options-heading h4 { margin: 6px 0; font-family: var(--font-heading); font-size: 24px; }
.profile-heading p, .options-heading p { color: var(--text-muted); font-size: 16px; }
.profile-step-label { color: var(--primary); font-weight: 800; font-size: 13px; letter-spacing: .1em; text-transform: uppercase; }
.profile-groups { display: grid; gap: 24px; }
.profile-group { border: 0; padding: 0; min-width: 0; }
.profile-group legend { margin-bottom: 10px; font-family: var(--font-heading); font-size: 17px; font-weight: 700; color: var(--text-main); }
.profile-choice-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 10px; }
.profile-choice { position: relative; cursor: pointer; }
.profile-choice input { position: absolute; width: 1px; height: 1px; opacity: 0; }
.profile-choice span { display: grid; min-height: 54px; place-items: center; padding: 10px 14px; border: 1px solid var(--card-border); border-radius: 12px; background: var(--surface-soft); color: var(--text-muted); font-weight: 700; text-align: center; transition: all .2s ease; }
.profile-choice:hover span { color: var(--text-main); border-color: var(--primary); transform: translateY(-2px); }
.profile-choice input:checked + span { color: #fff; border-color: var(--primary); background: var(--primary); box-shadow: 0 0 0 1px var(--primary), 0 0 22px var(--primary-glow); }
.profile-choice input:focus-visible + span { outline: 3px solid var(--primary-glow); outline-offset: 3px; }
.btn-primary { box-shadow: 0 8px 28px var(--primary-glow); }
.btn-primary:hover { background: var(--primary-hover); box-shadow: 0 10px 34px color-mix(in srgb, var(--primary) 38%, transparent); transform: translateY(-2px); }
.stat-card:hover, .feature-card:hover, .config-card:hover { border-color: color-mix(in srgb, var(--primary) 55%, var(--card-border)); }
.highlight { text-shadow: 0 0 26px color-mix(in srgb, var(--primary) 35%, transparent); }
@media (max-width: 900px) {
    .main-header { position: relative; }
    .header-container { align-items: flex-start; gap: 18px; }
    .nav-links { flex-wrap: wrap; justify-content: flex-end; gap: 12px 16px; }
    .hero-section { padding: 80px 0 60px; }
}

@media (max-width: 640px) {
    body { font-size: 17px; }
    .header-container { flex-direction: column; }
    .nav-links { justify-content: flex-start; }
    .nav-links > a:not(.steam-login-btn) { display: none; }
    .hero-content h1 { font-size: 40px; }
    .hero-content p { font-size: 18px; }
    .hero-actions { flex-direction: column; }
    .hero-stats { grid-template-columns: 1fr; }
    .section-title { font-size: 34px; }
    .section-subtitle { font-size: 18px; }
    .config-card { padding: 22px; }
}

/* Güvenli yönetim paneli */
.auth-page { display: grid; min-height: 100vh; place-items: center; padding: 24px; background: var(--bg-dark); }
.auth-card { width: min(460px, 100%); padding: 42px; background: var(--card-bg); border: 1px solid var(--card-border); border-radius: 18px; }
.auth-card h1 { margin-bottom: 12px; font: 720 34px var(--font-heading); }
.auth-card p { margin-bottom: 28px; color: var(--text-muted); line-height: 1.65; }
.auth-card .simple-link { margin-left: 16px; }
.admin-page { min-height: 100vh; background: var(--bg-dark); }
.admin-topbar { display: flex; align-items: center; justify-content: space-between; gap: 25px; padding: 28px max(30px, calc((100vw - 1440px)/2)); background: var(--card-bg); border-bottom: 1px solid var(--card-border); }
.admin-topbar h1 { font: 720 32px var(--font-heading); }
.admin-topbar nav, .admin-actions, .row-actions { display: flex; align-items: center; gap: 10px; }
.admin-shell { width: min(1440px, calc(100% - 48px)); margin: 36px auto 80px; }
.admin-alert { margin-bottom: 20px; padding: 15px 18px; border: 1px solid var(--card-border); border-radius: 10px; background: var(--card-bg); }
.admin-alert.success { border-color: var(--accent); }.admin-alert.error { border-color: #ef4444; }
.admin-stats { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 12px; }
.admin-stats article { padding: 22px; background: var(--card-bg); border: 1px solid var(--card-border); border-radius: 14px; }
.admin-stats span { display: block; margin-bottom: 12px; color: var(--text-muted); font-size: 13px; font-weight: 700; }
.admin-stats strong { font: 750 27px var(--font-heading); }
.admin-actions-card, .admin-theme-card { display: flex; align-items: center; justify-content: space-between; gap: 28px; margin-top: 22px; padding: 26px; background: var(--card-bg); border: 1px solid var(--card-border); border-radius: 14px; }
.admin-actions-card h2, .admin-theme-card h2 { font: 700 24px var(--font-heading); }.admin-actions-card p,.admin-theme-card p { color: var(--text-muted); font-size: 14px; }
.admin-actions form, .row-actions form { margin: 0; }
.admin-filters { display: grid; grid-template-columns: 1fr 220px auto; gap: 12px; margin: 22px 0; }
.admin-filters input, .admin-filters select, .row-actions select { min-height: 46px; padding: 0 14px; color: var(--text-main); background: var(--card-bg); border: 1px solid var(--card-border); border-radius: 9px; }
.admin-table-wrap { overflow-x: auto; background: var(--card-bg); border: 1px solid var(--card-border); border-radius: 14px; }
.admin-orders table { width: 100%; border-collapse: collapse; }
.admin-orders th { padding: 15px 18px; color: var(--text-muted); font-size: 12px; letter-spacing: .06em; text-align: left; text-transform: uppercase; border-bottom: 1px solid var(--card-border); }
.admin-orders td { padding: 17px 18px; border-bottom: 1px solid var(--card-border); vertical-align: middle; }
.admin-orders tr:last-child td { border-bottom: 0; }.admin-orders td small { display: block; margin-top: 4px; color: var(--text-muted); }
.admin-empty { padding: 45px !important; text-align: center; color: var(--text-muted); }
.order-status-pill { display: inline-flex; padding: 6px 10px; color: var(--text-main); background: var(--surface-soft); border: 1px solid var(--card-border); border-radius: 999px; font-size: 12px; font-weight: 750; }
.btn-sm { min-height: 38px; padding: 8px 12px; font-size: 13px; }.btn-danger { color: #fff; background: #b91c1c; border-color: #b91c1c; }
.theme-grid { display: grid; grid-template-columns: repeat(3, 120px); gap: 14px; align-items: end; }
.theme-grid label { color: var(--text-muted); font-size: 12px; font-weight: 700; }.theme-grid input { display: block; width: 100%; height: 42px; margin-top: 7px; padding: 2px; background: transparent; border: 1px solid var(--card-border); border-radius: 8px; }
.order-dialog { width: min(680px, calc(100% - 30px)); max-height: 85vh; padding: 34px; color: var(--text-main); background: var(--card-bg); border: 1px solid var(--card-border); border-radius: 16px; }
.order-dialog::backdrop { background: rgba(4,5,12,.78); }.dialog-close { position: absolute; top: 15px; right: 18px; color: var(--text-muted); font-size: 30px; background: none; border: 0; cursor: pointer; }
.order-dialog h2 { margin: 0 35px 24px 0; font: 720 27px var(--font-heading); }.detail-row { display: grid; grid-template-columns: 140px 1fr; gap: 20px; padding: 13px 0; border-bottom: 1px solid var(--card-border); }.detail-row span { color: var(--text-muted); }.detail-row strong { overflow-wrap: anywhere; font-weight: 600; white-space: pre-wrap; }
@media (max-width: 1050px) { .admin-stats { grid-template-columns: repeat(2,1fr); }.admin-actions-card,.admin-theme-card { align-items: flex-start; flex-direction: column; }.admin-actions { flex-wrap: wrap; } }
@media (max-width: 700px) { .admin-topbar { align-items: flex-start; flex-direction: column; }.admin-shell { width: min(100% - 24px,1440px); }.admin-stats { grid-template-columns: 1fr; }.admin-filters { grid-template-columns: 1fr; }.theme-grid { grid-template-columns: repeat(2,120px); }.row-actions { align-items: stretch; flex-direction: column; }.detail-row { grid-template-columns: 1fr; gap: 4px; } }

@media (prefers-reduced-motion: reduce) {
    * { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}

/* 2026 profesyonel sidebar ve üst araç çubuğu sistemi */
body.site-shell { padding-left: 292px; background: var(--bg-dark); }
.site-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 120;
    width: 292px;
    display: flex;
    flex-direction: column;
    padding: 28px 20px 22px;
    background: var(--card-bg);
    border-right: 1px solid var(--card-border);
}
.sidebar-brand { display: flex; align-items: center; gap: 14px; padding: 4px 8px 32px; color: var(--text-main); text-decoration: none; font: 750 20px var(--font-heading); line-height: 1.25; }
.sidebar-brand-mark { display: grid; place-items: center; width: 50px; height: 50px; flex: 0 0 50px; border-radius: 15px; color: #fff; background: var(--primary); box-shadow: 0 0 24px var(--primary-glow); }
.sidebar-brand-mark svg { width: 29px; height: 29px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.sidebar-nav { display: grid; gap: 10px; }
.sidebar-nav a, .sidebar-admin a { display: flex; align-items: center; gap: 14px; min-height: 58px; padding: 9px 14px 9px 10px; border: 1px solid transparent; border-radius: 14px; color: var(--text-muted); text-decoration: none; font-size: 16px; font-weight: 700; transition: background-color .2s ease, border-color .2s ease, color .2s ease, transform .2s ease; }
.sidebar-nav a > .nav-icon, .sidebar-admin a > .nav-icon { display: grid; place-items: center; width: 38px; height: 38px; flex: 0 0 38px; border-radius: 11px; background: var(--surface-soft); color: var(--primary); }
.nav-icon svg { width: 23px; height: 23px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.sidebar-nav a.active .nav-icon, .sidebar-nav a:hover .nav-icon, .sidebar-admin a:hover .nav-icon { color: #fff; background: var(--primary); box-shadow: 0 0 18px var(--primary-glow); }
.sidebar-nav a:hover, .sidebar-nav a.active, .sidebar-admin a:hover { color: var(--text-main); background: var(--surface-soft); border-color: var(--card-border); transform: translateX(3px); }
.sidebar-nav a.active { border-color: color-mix(in srgb, var(--primary) 55%, var(--card-border)); box-shadow: inset 3px 0 0 var(--primary); }
.sidebar-admin { margin-top: auto; padding-top: 22px; border-top: 1px solid var(--card-border); }
.sidebar-admin > span { display: block; padding: 0 12px 8px; color: var(--text-muted); font-size: 11px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.sidebar-footer { display: grid; gap: 2px; margin-top: 18px; padding: 17px 12px 0; border-top: 1px solid var(--card-border); color: var(--text-main); font-size: 13px; font-weight: 700; }
.sidebar-footer small { color: var(--text-muted); font-size: 12px; font-weight: 500; }
body.site-shell .main-header { left: 292px; right: 0; width: auto; height: 80px; padding: 0 34px; display: flex; align-items: center; justify-content: flex-end; background: var(--header-bg); border-bottom: 1px solid var(--card-border); box-shadow: none; }
.topbar-utilities { display: flex; align-items: center; justify-content: flex-end; gap: 12px; width: 100%; }
.topbar-profile { min-height: 50px; padding: 5px 12px 5px 7px; border: 1px solid var(--card-border); border-radius: 999px; background: var(--card-bg); }
.steam-login-btn { display: inline-flex; align-items: center; min-height: 48px; }
.steam-login-btn img { display: block; max-height: 35px; }
body.site-shell .hero-section { padding: 154px 0 82px; }
body.site-shell .configurator-section { padding-top: 128px; }
body.site-shell .main-footer { background: var(--card-bg); }
.stat-card, .feature-card, .config-card, .faq-item { background: var(--card-bg); border-color: var(--card-border); box-shadow: none; }
.stat-card:hover, .feature-card:hover, .config-card:hover:hover { border-color: var(--primary); }
.feature-card:hover { background: var(--card-bg); transform: translateY(-3px); }
.hero-content h1 { letter-spacing: -.035em; }
.section-title { letter-spacing: -.025em; }
.config-card { padding: 34px; }
.price-sticky-card { top: 104px; }
.services-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.service-radio-card { min-height: 190px; align-items: flex-start; padding: 25px; }
.radio-content { display: flex; flex-direction: column; min-height: 100%; width: 100%; }
.radio-content h4 { font-size: 21px; }
.radio-content p { flex: 1; font-size: 16px; line-height: 1.65; }
.base-price { display: inline-flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--card-border); font-size: 14px; }
.base-price strong { font-size: 18px; }
.feature-card { min-height: 230px; padding: 34px; }
.faq-accordion { max-width: 900px; }
.faq-question { padding: 25px 28px; }
.pane-actions .btn { min-width: 150px; }

@media (max-width: 1050px) {
    body.site-shell { padding-left: 244px; }
    .site-sidebar { width: 244px; padding-inline: 14px; }
    body.site-shell .main-header { left: 244px; }
    .sidebar-brand { font-size: 16px; }
}

@media (max-width: 820px) {
    body.site-shell { padding-left: 0; }
    .site-sidebar { position: relative; width: 100%; height: auto; padding: 16px; border-right: 0; border-bottom: 1px solid var(--card-border); }
    .sidebar-brand { padding: 0 4px 14px; }
    .sidebar-nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .sidebar-nav a, .sidebar-admin a { min-height: 44px; }
    .sidebar-admin { margin-top: 14px; padding-top: 14px; }
    .sidebar-footer { display: none; }
    body.site-shell .main-header { position: sticky; left: 0; height: 68px; padding: 0 16px; }
    body.site-shell .hero-section, body.site-shell .configurator-section { padding-top: 62px; }
    .services-options { grid-template-columns: 1fr; }
}

@media (max-width: 540px) {
    .sidebar-nav { grid-template-columns: 1fr; }
    .theme-toggle-text, .steam-profile-name { display: none; }
    .theme-toggle-btn { width: 48px; height: 48px; padding: 0; }
    .topbar-profile { width: 48px; height: 48px; padding: 4px; justify-content: center; }
    .config-card { padding: 22px; }
}

/* Daha sade, doğal ve içerik odaklı görünüm */
:root { --font-heading: 'Inter', sans-serif; }
.sidebar-brand-mark, .sidebar-nav a.active .nav-icon, .sidebar-nav a:hover .nav-icon, .sidebar-admin a:hover .nav-icon, .steam-avatar, .btn-primary, .option-card.selected .option-header-left::before, .profile-choice input:checked + span { box-shadow: none; }
.sidebar-nav a:hover, .sidebar-nav a.active, .sidebar-admin a:hover { transform: none; }
.sidebar-nav a.active { border-color: var(--card-border); box-shadow: inset 2px 0 0 var(--primary); }
.sidebar-brand-mark { background: color-mix(in srgb, var(--primary) 82%, var(--card-bg)); }
.btn { font-weight: 650; }
.btn-primary:hover { box-shadow: none; transform: none; }
.simple-link { display: inline-flex; align-items: center; padding: 12px 4px; color: var(--text-muted); text-decoration: none; font-size: 16px; font-weight: 650; border-bottom: 1px solid var(--card-border); }
.simple-link:hover { color: var(--text-main); border-color: var(--primary); }
body.site-shell .hero-section { padding-top: 150px; padding-bottom: 72px; }
.hero-container { display: block; }
.hero-content { max-width: 800px; }
.hero-content h1 { max-width: 760px; font-size: clamp(44px, 5vw, 66px); font-weight: 720; line-height: 1.08; letter-spacing: -.045em; }
.hero-content h1 .highlight { display: inline; }
.hero-content p { max-width: 680px; margin-bottom: 28px; font-size: 19px; line-height: 1.7; }
.highlight { color: var(--primary); text-shadow: none; }
.hero-stats { display: flex; gap: 0; margin-top: 62px; padding-top: 25px; border-top: 1px solid var(--card-border); }
.stat-card { width: auto; min-width: 180px; padding: 5px 36px; border: 0; border-right: 1px solid var(--card-border); border-radius: 0; background: transparent; }
.stat-card:first-child { padding-left: 0; }
.stat-card:last-child { border-right: 0; }
.stat-card h3 { font-size: 28px; font-weight: 700; }
.stat-card p { font-size: 14px; }

/* Genişletilmiş kurumsal ana sayfa */
.eyebrow { display: inline-block; margin-bottom: 14px; color: var(--primary); font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.section-heading-row { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 34px; }
.section-heading-row .section-title { max-width: 820px; margin: 0; }
.service-showcase, .process-section, .expertise-section, .home-cta-section { padding: 82px 0; border-bottom: 1px solid var(--card-border); }
.service-showcase { background: var(--bg-dark); }
.service-showcase-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.service-showcase-card { display: flex; min-height: 285px; flex-direction: column; padding: 30px; background: var(--card-bg); border: 1px solid var(--card-border); border-radius: 16px; transition: border-color .2s ease, transform .2s ease; }
.service-showcase-card:hover { border-color: var(--primary); transform: translateY(-3px); }
.service-card-top, .service-card-meta { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.service-number { color: var(--primary); font-size: 14px; font-weight: 800; letter-spacing: .12em; }
.service-price { color: var(--text-muted); font-size: 13px; font-weight: 700; }
.service-showcase-card h3 { max-width: 500px; margin: 34px 0 12px; font: 700 25px/1.2 var(--font-heading); }
.service-showcase-card p { color: var(--text-muted); font-size: 16px; line-height: 1.7; }
.service-card-meta { margin-top: auto; padding-top: 24px; border-top: 1px solid var(--card-border); color: var(--text-muted); font-size: 14px; }
.service-card-meta a { color: var(--primary); font-weight: 750; text-decoration: none; }
.process-section { background: var(--surface-soft); }
.process-layout { display: grid; grid-template-columns: minmax(280px, .82fr) minmax(480px, 1.18fr); gap: 90px; align-items: start; }
.process-intro { position: sticky; top: 120px; }
.process-intro .section-title { margin-bottom: 20px; }
.process-intro > p { max-width: 600px; color: var(--text-muted); font-size: 17px; line-height: 1.75; }
.process-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--card-border); }
.process-list li { display: grid; grid-template-columns: 60px 1fr; gap: 22px; padding: 28px 0; border-bottom: 1px solid var(--card-border); }
.process-list li > span { color: var(--primary); font-size: 14px; font-weight: 800; }
.process-list h3 { margin-bottom: 8px; font: 700 21px var(--font-heading); }
.process-list p { color: var(--text-muted); font-size: 15px; line-height: 1.65; }
.expertise-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-top: 35px; }
.expertise-grid article { min-height: 185px; padding: 26px; background: var(--card-bg); border: 1px solid var(--card-border); border-radius: 14px; }
.expertise-grid strong { display: block; margin-bottom: 18px; color: var(--text-main); font: 700 19px var(--font-heading); }
.expertise-grid p { color: var(--text-muted); font-size: 15px; line-height: 1.65; }
.home-cta-section { padding: 72px 0; }
.home-cta-card { display: flex; align-items: center; justify-content: space-between; gap: 45px; padding: 45px; background: var(--card-bg); border: 1px solid var(--primary); border-radius: 18px; }
.home-cta-card h2 { max-width: 760px; margin-bottom: 10px; font: 720 clamp(28px, 4vw, 44px)/1.12 var(--font-heading); letter-spacing: -.035em; }
.home-cta-card p { color: var(--text-muted); font-size: 17px; }

@media (max-width: 980px) {
    .service-showcase-grid, .expertise-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .process-layout { grid-template-columns: 1fr; gap: 45px; }
    .process-intro { position: static; }
}

@media (max-width: 640px) {
    .service-showcase, .process-section, .expertise-section, .home-cta-section { padding: 56px 0; }
    .section-heading-row, .home-cta-card { align-items: flex-start; flex-direction: column; }
    .service-showcase-grid, .expertise-grid { grid-template-columns: 1fr; }
    .service-showcase-card { min-height: 250px; padding: 24px; }
    .home-cta-card { padding: 28px; }
}
.section-title { margin-bottom: 36px; font-size: clamp(30px, 4vw, 40px); font-weight: 680; }
.features-section, .configurator-section, .faq-section { padding-block: 68px; }
.features-grid { gap: 16px; }
.feature-card { min-height: auto; padding: 27px; border-radius: 13px; }
.feature-card:hover { transform: none; }
.feature-card h3 { font-size: 19px; }
.feature-card p { font-size: 15px; line-height: 1.7; }
.faq-item { border-radius: 12px; }
.option-card.selected, .service-radio-card:has(input[type="radio"]:checked) { box-shadow: inset 3px 0 0 var(--primary); }
.profile-choice input:checked + span { box-shadow: none; }

@media (max-width: 700px) {
    .hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); }
    .stat-card { min-width: 0; padding: 4px 14px; }
    .stat-card h3 { font-size: 22px; }
}