/* CSS Değişkenleri */
:root {
    --color-primary: #008080;
    --color-secondary: #FF4500;
    --color-blue: #3498db;
    --color-dark: #222831;
    --color-light: #EEEEEE;
    --color-white: #FFFFFF;
    --color-text: #393E46;
    
    --transition-duration: 0.3s;
    --border-radius: 16px;
    --section-padding: 80px 0;
}

/* Temel Stiller */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { 
    font-family: 'Segoe UI', 'Roboto', sans-serif; 
    line-height: 1.7; 
    color: var(--color-text); 
    background-color: var(--color-white); 
    overflow-x: hidden; 
}
.container { 
    width: 90%; 
    max-width: 1400px; 
    margin: 0 auto; 
    padding: 0 20px; 
}
a { 
    text-decoration: none; 
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 10px 24px;
    background: var(--color-secondary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-duration);
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(255, 69, 0, 0.2);
    white-space: nowrap;
}
.btn:hover { 
    transform: translateY(-3px); 
    box-shadow: 0 8px 25px rgba(255, 69, 0, 0.3); 
}

/* Navbar Stilleri (lgsgiris.css'ten ALINDI) */
.navbar {
    background-color: transparent;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: background-color 0.5s ease, padding 0.5s ease;
    padding: 30px 0;
}
.navbar.scrolled {
    background-color: var(--color-primary);
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.1);
    padding: 10px 0;
}
.nav-container { 
    display: flex; 
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0 70px;
    max-width: 100%; 
}
.logo-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.logo { 
    text-decoration: none;
    flex-shrink: 0;
    font-weight: 1000;
    font-size: 2.5rem;
    letter-spacing: 15px;
}
.logo-is { color: var(--color-secondary); }
.logo-rehberlik { color: var(--color-white); }
.hero-subtitle-navbar {
    font-size: 0.7rem;
    letter-spacing: 9px;
    background: var(--color-light);
    padding-left: 9px;
    color: var(--color-text);
}
.nav-menu {
    position: relative; 
    display: flex; 
    align-items: center; 
    list-style: none; 
    gap: 30px;
    margin-left: 80px;
}
/* YENİ HALİ (Tam Daire için): */
.nav-indicator {
    position: absolute;
    top: -24px; /* Dairenin konumu */
    width: 12px;  /* Sabit genişlik */
    height: 12px; /* Sabit yükseklik */
    background-color: var(--color-secondary);
    border-radius: 50%; /* Tam bir daire yapar */
    transition: left 0.4s cubic-bezier(0.23, 1, 0.32, 1); /* Sadece 'left' geçişi yeterli */
    pointer-events: none;
}
.nav-link { 
    color: var(--color-light); 
    text-decoration: none; 
    font-weight: 500; 
    font-size: 1.1rem;
    transition: color var(--transition-duration); 
    padding-bottom: 5px; 
    border-bottom: 2px solid transparent;
    font-family: 'Poppins', sans-serif;
    letter-spacing: 2px;
    white-space: nowrap;
}
.nav-link.active {
    color: var(--color-white); /* Aktif olduğunda da beyaz kalsın */
}
.nav-link:hover {
    color: var(--color-white);
    border-bottom-color: var(--color-secondary); 
}
.nav-right {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-left: 50px;
}
.nav-separator {
    width: 1px;
    height: 24px;
    background-color: rgba(255, 255, 255, 0.4);
}
.nav-actions { display: flex; gap: 10px; }
.nav-social { display: flex; gap: 30px; }
.nav-social a { color: var(--color-white); font-size: 1.4rem; transition: transform 0.3s ease; }
.nav-social a:hover { transform: scale(1.2); color: var(--color-secondary); }
.hamburger { display: none; }
.nav-item-mobile-actions, .nav-item-social-mobile { display: none; }


/* YKS GİRİŞ BÖLÜMÜ STİLLERİ */
.login-hero-section {
    position: relative;
    height: 100vh;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 20px;
    background-image: url('https://images.unsplash.com/photo-1544717305-2782549b5136?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1974&q=80');
    background-size: cover;
    background-position: center;
}
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 50, 50, 0.7);
    z-index: 1;
}
.login-hero-section .container {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: center;
}
.login-card {
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 500px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.2);
}
.login-header {
    background-color: #e2e8f0;
    padding: 10px 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.screen-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
.screen-dot:nth-child(1) { background-color: #ef4444; }
.screen-dot:nth-child(2) { background-color: #f59e0b; }
.screen-dot:nth-child(3) { background-color: #22c55e; }
.screen-url {
    background-color: var(--color-secondary); /* Arka planı turuncu yapar */
    padding: 4px 12px;
    border-radius: 6px;
    color: var(--color-white); /* Yazı rengini beyaz yapar */
    font-size: 0.8rem;
    margin-left: auto;
    font-weight: 500;
}
.login-content {
    padding: 40px;
    text-align: center;
}
.login-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 10px;
}
.login-subtitle {
    font-size: 1rem;
    color: var(--color-text);
    margin-bottom: 30px;
    max-width: 350px;
    margin-left: auto;
    margin-right: auto;
}
.login-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.login-buttons .btn {
    padding: 15px;
    font-size: 1.1rem;
    font-weight: 600;
    border: 2px solid transparent;
}
.login-buttons .btn i {
    font-size: 1.2rem;
    margin-right: 5px;
}
.btn-student { background-color: #16a34a; }
.btn-student:hover { background-color: #15803d; }
.btn-parent { background-color: #f59e0b; color: #422006; }
.btn-parent:hover { background-color: #d97706; }
.btn-school { background-color: #1f2937; }
.btn-school:hover { background-color: #111827; }


/* Footer Stilleri */
.footer { background-color: var(--color-primary); color: var(--color-light); padding: 60px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1.5fr; gap: 50px; margin-bottom: 40px; }
.footer-col h3 { color: var(--color-white); font-size: 1.2rem; margin-bottom: 20px; }
.footer-about { color: rgba(255,255,255,0.7); margin-top: 15px; }
.footer-links, .footer-contact { list-style: none; }
.footer-links li, .footer-contact li { margin-bottom: 12px; }
.footer-links a { color: rgba(255,255,255,0.7); text-decoration: none; transition: color 0.3s; }
.footer-links a:hover { color: var(--color-white); }
.footer-contact i { margin-right: 10px; color: var(--color-secondary); }
.social-links { display: flex; gap: 15px; margin-top: 20px; }
.social-link { width: 40px; height: 40px; border-radius: 50%; background: rgba(255,255,255,0.1); color: var(--color-white); display: flex; align-items: center; justify-content: center; transition: background-color 0.3s; }
.social-link:hover { background-color: var(--color-secondary); }
.logo-footer { font-weight: 900;padding-left: 10px;letter-spacing: 24px;color: var(--color-white); text-decoration: none; display: flex; align-items: center; gap: 10px; margin-bottom: 15px; font-size: 1.5rem;}
/* Footer Logo Düzenlemesi */


/* Responsive Tasarım */
@media (max-width: 1200px) {
    .logo .hero-subtitle-navbar {
        display: none;
    }
}
@media (max-width: 1200px) {
    .nav-container {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .nav-menu, .nav-right {
        display: none;
    }
    .hamburger {
        display: block;
        background: transparent;
        border: none;
        cursor: pointer;
        z-index: 1001;
        margin-top: 10px;
    }
    .hamburger-box { width: 30px; height: 24px; position: relative; }
    .hamburger-inner, .hamburger-inner::before, .hamburger-inner::after { width: 100%; height: 3px; background-color: var(--color-white); border-radius: 3px; position: absolute; left: 0; transition: all 0.3s; }
    .hamburger-inner { top: 50%; transform: translateY(-50%); }
    .hamburger-inner::before, .hamburger-inner::after { content: ''; }
    .hamburger-inner::before { top: -10px; }
    .hamburger-inner::after { top: 10px; }
    .hamburger.active .hamburger-inner { background-color: transparent; }
    .hamburger.active .hamburger-inner::before { transform: translateY(10px) rotate(45deg); }
    .hamburger.active .hamburger-inner::after { transform: translateY(-10px) rotate(-45deg); }

    .nav-menu.active {
        display: flex;
        position: fixed;
        top: 0;
        left: 0;
        width: 280px;
        height: 100%;
        background-color: var(--color-primary);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: 100px 40px;
        box-shadow: 5px 0 15px rgba(0,0,0,0.2);
        z-index: 1000;
    }
    .nav-menu.active .nav-item {
        display: block;
        width: 100%;
        margin: 15px 0;
    }
    .nav-item-mobile-actions {
        display: flex;
        flex-direction: column;
        gap: 15px;
        margin-top: 20px;
        width: 100%;
    }
    .nav-item-mobile-actions .btn { width: 100%; }
    .nav-item-social-mobile {
        display: flex;
        gap: 20px;
        justify-content: center;
        width: 100%;
        margin-top: 30px;
        font-size: 1.5rem;
    }
    .nav-item-social-mobile a { color: var(--color-white); }
}

@media (max-width: 992px) {
    .logo { font-size: 2rem; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-col .social-links, .footer-col .logo-footer {
        justify-content: center;
    }
}