:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --bg: #ffffff;
    --sec-bg: #f1f5f9;
    --text: #0f172a;
    --text-light: #64748b;
    --border: #e2e8f0;
    --glass: rgba(255, 255, 255, 0.8);
    --card: #ffffff;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body.dark-mode {
    --bg: #0b0f1a;
    --sec-bg: #111827;
    --text: #f8fafc;
    --text-light: #94a3b8;
    --border: #1e293b;
    --glass: rgba(11, 15, 26, 0.8);
    --card: #161e2e;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { font-family: 'Inter', sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; transition: var(--transition); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* Navbar */
.navbar { position: fixed; top: 0; width: 100%; z-index: 1000; padding: 15px 0; background: var(--glass); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.nav-wrapper { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.5rem; font-weight: 800; text-decoration: none; color: var(--text); letter-spacing: -1px; }
.logo span { color: var(--primary); }

.nav-links { display: flex; gap: 24px; }
.nav-item { text-decoration: none; color: var(--text-light); font-weight: 500; font-size: 0.95rem; transition: var(--transition); }
.nav-item:hover, .nav-item.active { color: var(--primary); }

.nav-right { display: flex; align-items: center; gap: 15px; }
.theme-btn, .mobile-toggle { background: none; border: 1px solid var(--border); color: var(--text); padding: 8px; border-radius: 8px; cursor: pointer; display: flex; }
.sun-icon { display: none; }
body.dark-mode .moon-icon { display: none; }
body.dark-mode .sun-icon { display: block; }
.mobile-toggle { display: none; }

/* Hero */
.hero { height: 90vh; display: flex; align-items: center; position: relative; overflow: hidden; }
.hero-text { max-width: 700px; z-index: 2; }
.badge { background: var(--primary); color: white; padding: 6px 16px; border-radius: 20px; font-size: 0.8rem; font-weight: 600; margin-bottom: 20px; display: inline-block; }
.hero h1 { font-size: 4rem; line-height: 1.1; font-weight: 800; margin-bottom: 20px; }
.hero h1 span { color: var(--primary); }
.hero p { font-size: 1.2rem; color: var(--text-light); margin-bottom: 35px; }

/* Buttons */
.btn { padding: 14px 28px; border-radius: 10px; font-weight: 600; text-decoration: none; display: inline-flex; align-items: center; gap: 10px; transition: var(--transition); cursor: pointer; border: none; }
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-3px); box-shadow: 0 10px 20px rgba(37, 99, 235, 0.2); }
.btn-secondary { background: var(--border); color: var(--text); margin-left: 15px; }

/* Cards & Services */
.services { padding: 100px 0; background: var(--sec-bg); }
.section-header { text-align: center; margin-bottom: 60px; }
.section-title { font-size: 2.5rem; margin-bottom: 10px; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 30px; }
.card { background: var(--card); padding: 40px; border-radius: 20px; border: 1px solid var(--border); transition: var(--transition); }
.card:hover { transform: translateY(-10px); border-color: var(--primary); box-shadow: 0 20px 40px rgba(0,0,0,0.05); }
.icon-wrap { width: 60px; height: 60px; background: rgba(37, 99, 235, 0.1); color: var(--primary); display: flex; align-items: center; justify-content: center; border-radius: 15px; margin-bottom: 20px; }

/* Hours & Contact */
.hours-box { background: var(--primary); color: white; padding: 60px; border-radius: 30px; text-align: center; }
.hours-list { margin: 30px 0; }
.hour-item { display: flex; justify-content: space-between; max-width: 400px; margin: 0 auto; padding: 15px 0; border-bottom: 1px solid rgba(255,255,255,0.2); }
.status-badge { display: inline-block; padding: 8px 20px; background: white; color: var(--primary); border-radius: 20px; font-weight: 700; margin-top: 20px; }

.contact { padding: 100px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.info-card { display: flex; align-items: center; gap: 15px; text-decoration: none; color: var(--text); padding: 20px; border: 1px solid var(--border); border-radius: 12px; margin-bottom: 15px; transition: var(--transition); }
.info-card:hover { border-color: var(--primary); background: var(--sec-bg); }
.contact-form .form-group { margin-bottom: 20px; }
.contact-form input, .contact-form textarea { width: 100%; padding: 15px; border-radius: 10px; border: 1px solid var(--border); background: var(--card); color: var(--text); outline: none; }
.contact-form input:focus { border-color: var(--primary); }

/* Animations & Footer */
.reveal { opacity: 0; transform: translateY(30px); transition: 0.8s ease-out; }
.reveal.active { opacity: 1; transform: translateY(0); }

.footer { padding: 40px 0; text-align: center; border-top: 1px solid var(--border); color: var(--text-light); }
.back-to-top { position: fixed; bottom: 30px; right: 30px; background: var(--primary); color: white; border: none; padding: 12px; border-radius: 50%; cursor: pointer; opacity: 0; visibility: hidden; transition: var(--transition); z-index: 999; }
.back-to-top.show { opacity: 1; visibility: visible; }

/* Responsive */
@media (max-width: 992px) {
    .hero h1 { font-size: 3rem; }
    .contact-grid { grid-template-columns: 1fr; gap: 50px; }
}

@media (max-width: 768px) {
    .mobile-toggle { display: flex; }
    .nav-links { position: fixed; top: 80px; left: -100%; width: 100%; height: calc(100vh - 80px); background: var(--bg); flex-direction: column; padding: 40px; transition: 0.4s; }
    .nav-links.open { left: 0; }
    .hero h1 { font-size: 2.5rem; }
    .hero-actions { display: flex; flex-direction: column; gap: 15px; }
    .btn-secondary { margin-left: 0; }
}

.toast-notification {
    position: fixed;
    top: 100px;
    right: 20px;
    background: var(--card);
    color: var(--text);
    padding: 16px 24px;
    border-radius: 12px;
    border: 1px solid #f59e0b; /* Uyarı sarısı */
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 9999;
    animation: slideIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transition: 0.4s;
}

.toast-notification.warning i {
    color: #f59e0b;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Mobil için bildirimi ortala */
@media (max-width: 768px) {
    .toast-notification {
        left: 20px;
        right: 20px;
        top: 20px;
        justify-content: center;
    }
}