/* =======================
   GENEL AYARLAR
======================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}



body {
    background: #0f0f0f;
    color: #ffffff;
    overflow-x: hidden;
    transition: background 0.5s ease, color 0.5s ease;
}

/* =======================
   ARKA PLAN (BLUR + ANİMASYON)
======================= */
.arka-animasyon {
    position: fixed;
    inset: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(76,110,245,0.35), transparent 45%),
        radial-gradient(circle at 80% 80%, rgba(45,168,255,0.35), transparent 45%);
    filter: blur(90px);
    animation: arkaHareket 14s infinite alternate ease-in-out;
    z-index: -1;
}

@keyframes arkaHareket {
    from { transform: translate(0, 0); }
    to   { transform: translate(-120px, -90px); }
}

/* =======================
   ÜST BAŞLIK
======================= */
.ust-baslik-alani {
    text-align: center;
    padding: 30px 15px;
}

.ust-baslik-alani h1 {
    font-size: 36px;
    color: #4c6ef5;
    letter-spacing: 1px;
}

.ust-baslik-alani p {
    margin-top: 6px;
    font-size: 14px;
    color: #8fd3d3;
}

/* =======================
   MENÜ (BÜYÜK & PREMIUM)
======================= */


.ana-menu {
    display: flex;
    justify-content: center;
    gap: 40px;
    list-style: none;
    padding: 22px 20px;
    background: rgba(30, 30, 30, 0.75);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 10;
    .ana-menu {
    transition: background 0.4s ease, backdrop-filter 0.4s ease;
}

.ana-menu a {
    transition: color 0.3s ease;
}

}

.ana-menu a {
    position: relative;
    text-decoration: none;
    color: #cfeeee;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: color 0.3s ease;
}

.ana-menu a:hover {
    color: #ffffff;
}
/* =======================
   MENÜ ALANI (LOGOLU)
======================= */
/* =======================
   MENÜ LOGO (YUVARLAK)
======================= */
.menu-logo {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* =======================
   MENÜ LOGO (SADE – ARKA PLAN YOK)
======================= */
.menu-logo img {
    width: 64px;
    height: auto;
    object-fit: contain;

    /* SİLİNENLER */
    background: none;
    border: none;
    border-radius: 0;
    padding: 0;
    box-shadow: none;

    transition: transform 0.3s ease, filter 0.3s ease;
}

/* HOVER – SADE CANLILIK */
.menu-logo img:hover {
    transform: scale(1.08);
    filter: drop-shadow(0 0 12px rgba(76,110,245,0.7));
}


/* ALT PARLAYAN ÇİZGİ */
.ana-menu a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, #4c6ef5, #2da8ff);
    box-shadow: 0 0 12px rgba(76,110,245,0.8);
    transition: width 0.3s ease;
}

.ana-menu a:hover::after,
.ana-menu a:focus::after {
    width: 100%;
}

/* =======================
   HERO (ANA SAYFA)
======================= */
.hero {
    min-height: 100vh;
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.hero h2 {
    font-size: 46px;
    margin-bottom: 15px;
}

.hero p {
    max-width: 600px;
    font-size: 18px;
    color: #7ccccc;
    margin-bottom: 35px;
    line-height: 1.6;
}

/* =======================
   BUTONLAR
======================= */
.hero-butonlar {
    display: flex;
    gap: 20px;
}

.btn {
    padding: 14px 34px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
}

.primary {
    background: #4c6ef5;
    color: #ffffff;
}

.primary:hover {
    background: #3b5bdb;
    transform: translateY(-3px);
}

.outline {
    border: 2px solid #4c6ef5;
    color: #ffffff;
}

.outline:hover {
    background: #4c6ef5;
    transform: translateY(-3px);
}

/* =======================
   BÖLÜMLER
======================= */
.bolum {
    padding: 100px 20px;
    text-align: center;
}

.bolum h2 {
    font-size: 34px;
    margin-bottom: 30px;
}

/* =======================
   LİSTE ALANI (KARTLAR)
======================= */
.liste-alani {
    max-width: 800px;
    margin: 0 auto;
}

.liste-alani ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
}

/* KART */
.liste-alani li {
    position: relative;
    padding: 22px;
    font-size: 17px;
    color: #e8fefe;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 14px;
    backdrop-filter: blur(6px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* KART HOVER CANLILIK */
.liste-alani li:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 35px rgba(0, 0, 0, 0.4);
}

/* CSS ONLY IŞIK EFEKTİ */
.liste-alani li::before {
    content: "";
    position: absolute;
    inset: -50%;
    background: radial-gradient(
        circle,
        rgba(76,110,245,0.35),
        transparent 60%
    );
    transform: translate(-30%, -30%);
    opacity: 0;
    pointer-events: none;
}

.liste-alani li:hover::before {
    opacity: 1;
    animation: isikHareket 2.5s linear infinite;
}

@keyframes isikHareket {
    0%   { transform: translate(-30%, -30%); }
    25%  { transform: translate(30%, -30%); }
    50%  { transform: translate(30%, 30%); }
    75%  { transform: translate(-30%, 30%); }
    100% { transform: translate(-30%, -30%); }
}

/* LİSTE İÇİ LİNKLER */
.liste-alani li a {
    text-decoration: none;
    color: inherit;
    display: block;
}

/* =======================
   HAKKIMDA
======================= */
.hakkimda-metin {
    max-width: 700px;
    margin: 15px auto;
    line-height: 1.7;
    color: #cfeeee;
}

.vizyon-misyon {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.kutu {
    max-width: 300px;
    background: rgba(255,255,255,0.05);
    padding: 20px;
    border-radius: 12px;
}

/* =======================
   İLETİŞİM
======================= */
.iletisim-form {
    max-width: 420px;
    margin: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.iletisim-form input,
.iletisim-form textarea {
    padding: 12px;
    border-radius: 8px;
    border: none;
    outline: none;
}

/* =======================
   GÖNDER LINK BUTON
======================= */
.gonder-link {
    display: inline-block;
    text-align: center;
    padding: 12px;
    border-radius: 8px;
    background: linear-gradient(135deg, #4c6ef5, #2da8ff);
    color: white;
    font-weight: bold;
    text-decoration: none;     /* LİNK ÇİZGİSİ YOK */
    box-shadow: 0 8px 20px rgba(76,110,245,0.6);
    transition: all 0.3s ease;
}

/* HOVER */
.gonder-link:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(76,110,245,0.9);
}

/* AKTİF (TIKLAMA ANI) */
.gonder-link:active {
    transform: scale(0.97);
}


/* =======================
   YUKARI ÇIK BUTONU
======================= */
.yukari-cik {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #4c6ef5, #2da8ff);
    color: white;
    font-size: 22px;
    text-align: center;
    line-height: 48px;
    border-radius: 50%;
    text-decoration: none;
    box-shadow: 0 8px 20px rgba(0,0,0,0.4);
    transition: all 0.3s ease;
    z-index: 999;
}

/* HOVER */
.yukari-cik:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(76,110,245,0.9);
}
.liste-alani {
    margin-top: 40px;   /* İstediğin kadar artırabilirsin */
}
/* =======================
   GÖNDERİLDİ SAYFASI
======================= */
.gonderildi-sayfa {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px;
}

.gonderildi-kutu {
    background: rgba(255,255,255,0.08);
    padding: 50px 40px;
    border-radius: 18px;
    backdrop-filter: blur(10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    max-width: 420px;
}

.onay-ikon {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: linear-gradient(135deg, #4c6ef5, #2da8ff);
    color: white;
    font-size: 34px;
    line-height: 70px;
    box-shadow: 0 0 25px rgba(76,110,245,0.9);
}

.gonderildi-kutu h1 {
    margin-bottom: 15px;
    font-size: 28px;
}

.gonderildi-kutu p {
    font-size: 16px;
    color: #cfeeee;
    margin-bottom: 30px;
    line-height: 1.6;
}
.aktif {
    color: #ffffff !important;
}

.aktif::after {
    width: 100% !important;
}
/* MENÜ LIGHT MODE */
.light-mode .ana-menu {
    background: rgba(255,255,255,0.9);
}

.light-mode .ana-menu a {
    color: #111 !important;
}

.light-mode .ana-menu a:hover {
    color: #000 !important;
}

.light-mode .ana-menu a::after {
    background: linear-gradient(90deg, #111, #555);
    box-shadow: none;
}
body {
    opacity: 0;
    animation: fadeIn 2s ease forwards;
}

@keyframes fadeIn {
    to {
        opacity: 2;
    }
}
/* TOGGLE SWITCH */
.tema-switch {
    width: 55px;
    height: 28px;
    background: #222;
    border-radius: 50px;
    position: relative;
    cursor: pointer;
    transition: background 0.4s ease;
}

.switch-top {
    width: 22px;
    height: 22px;
    background: white;
    border-radius: 50%;
    position: absolute;
    top: 3px;
    left: 4px;
    transition: transform 0.4s ease;
}

/* Light Mode aktifken */
.light-mode .tema-switch {
    background: #4c6ef5;
}

.light-mode .switch-top {
    transform: translateX(25px);
}
/* =======================
   PREMIUM TEMA SWITCH
======================= */

.tema-switch {
    width: 64px;
    height: 32px;
    background: #1c1c1c;
    border-radius: 50px;
    position: relative;
    cursor: pointer;
    transition: all 0.4s ease;
    box-shadow: inset 0 0 8px rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    padding: 0 6px;
    justify-content: space-between;
    font-size: 14px;
}

.tema-switch span {
    pointer-events: none;
    z-index: 1;
}

.switch-top {
    width: 24px;
    height: 24px;
    background: white;
    border-radius: 50%;
    position: absolute;
    top: 4px;
    left: 4px;
    transition: all 0.4s ease;
    box-shadow: 0 0 10px rgba(255,255,255,0.4);
}

/* Light aktifken */
.light-mode .tema-switch {
    background: #4c6ef5;
    box-shadow: 0 0 15px rgba(76,110,245,0.8);
}

.light-mode .switch-top {
    transform: translateX(32px);
    box-shadow: 0 0 15px rgba(255,255,255,0.9);
}

/* Gece modu arka plan hafif değişim */
.light-mode .arka-animasyon {
    filter: blur(90px) brightness(1.2);
}

body:not(.light-mode) .arka-animasyon {
    filter: blur(90px) brightness(0.8);
}
body,
.ana-menu,
.liste-alani li,
.kutu,
.hero,
.bolum {
    transition: all 0.4s ease;
}
.typing-hidden {
    opacity: 0;
}

/* =======================
   MOBİL UYUM
======================= */
@media (max-width: 768px) {
    .hero h2 {
        font-size: 32px;
    }

    .hero-butonlar {
        flex-direction: column;
    }

    .ana-menu {
        gap: 20px;
        padding: 18px 10px;
    }

    .ana-menu a {
        font-size: 16px;
    }
     .ana-menu {
        flex-wrap: wrap;              /* SATIR KIRILMASINA İZİN */
        justify-content: center;
        padding-top: 20px;
        gap: 16px;
    }

    /* LOGO TAM GENİŞLİK ALIP ÜSTE GEÇER */
    .menu-logo {
        width: 100%;
        display: flex;
        justify-content: center;
        order: -1;                    /* EN ÜSTE AL */
        margin-bottom: 10px;
        position: static;             /* absolute KALDIR */
        transform: none;
    }

    .menu-logo img {
        width: 56px;
    }

    /* MENÜ LİNKLERİ */
    .ana-menu li:not(.menu-logo) {
        font-size: 15px;
    }
}