/* ==========================================================================
   Ankara Bakici 7/24 - Kurumsal Stil Dosyasi (style.css)
   ========================================================================== */

/* 1. KOK DEGISKENLER (Root Variables) */
:root {
    /* Renk Paleti */
    --renk-lacivert: #0A192F;
    --renk-canli-mavi: #0066FF;
    --renk-beyaz: #FFFFFF;
    --renk-acik-gri: #F5F7FA;
    --renk-metin-koyu: #1A202C;
    --renk-metin-acik: #4A5568;
    
    /* Golgeler */
    --golge-hafif: 0 4px 12px rgba(10, 25, 47, 0.05);
    --golge-orta: 0 8px 24px rgba(10, 25, 47, 0.08);
    --golge-belirgin: 0 16px 32px rgba(0, 102, 255, 0.15);
    
    /* Kenar Yari Caplari (Radius) */
    --kenar-kucuk: 8px;
    --kenar-orta: 12px;
    --kenar-buyuk: 24px;
    --kenar-tam: 9999px;
    
    /* Gecisler (Transitions) */
    --gecis-hizli: 0.2s ease;
    --gecis-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --gecis-yavas: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* 2. SIFIRLAMA VE TEMEL AYARLAR (Reset & Base) */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    font-size: 16px;
}

body {
    background-color: var(--renk-beyaz);
    color: var(--renk-metin-koyu);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, picture, svg {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--gecis-hizli);
}

ul, ol {
    list-style: none;
}

/* 3. TIPOGRAFI (Typography) */
h1, h2, h3, h4, h5, h6 {
    color: var(--renk-lacivert);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: 2.25rem; margin-bottom: 1rem; }
h2 { font-size: 1.875rem; margin-bottom: 1rem; }
h3 { font-size: 1.5rem; margin-bottom: 0.75rem; }
p { color: var(--renk-metin-acik); margin-bottom: 1rem; }

/* 4. MIKRO ETKILESIMLER VE ERISILEBILIRLIK (A11y & Micro-interactions) */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto !important;
    }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

:focus-visible {
    outline: 2px solid var(--renk-canli-mavi);
    outline-offset: 4px;
}

/* 5. YAPI VE IZGARA (Layout & Grid) */
.konteyner {
    width: 100%;
    padding-right: 1.25rem;
    padding-left: 1.25rem;
    margin-right: auto;
    margin-left: auto;
}

.bolum {
    padding: 4rem 0;
    position: relative;
}

.bolum-acik {
    background-color: var(--renk-acik-gri);
}

.izgara {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
}

/* 6. BILESENLER (Components) */

/* Butonlar */
.buton {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--kenar-orta);
    font-weight: 600;
    font-size: 1rem;
    border: 1px solid transparent;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: transform var(--gecis-hizli), box-shadow var(--gecis-hizli), background-color var(--gecis-hizli);
}

.buton-birincil {
    background-color: var(--renk-canli-mavi);
    color: var(--renk-beyaz);
}

.buton-birincil:hover {
    background-color: #005ce6;
    transform: translateY(-2px);
    box-shadow: var(--golge-belirgin);
}

.buton-birincil:active {
    transform: translateY(0) scale(0.98);
}

.buton-ikincil {
    background-color: var(--renk-beyaz);
    color: var(--renk-lacivert);
    border: 1px solid rgba(10, 25, 47, 0.1);
}

.buton-ikincil:hover {
    border-color: var(--renk-canli-mavi);
    color: var(--renk-canli-mavi);
    box-shadow: var(--golge-hafif);
    transform: translateY(-2px);
}

/* Buton Ripple Efekti (Pseudo element ile) */
.buton::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 150%;
    height: 150%;
    background: rgba(255, 255, 255, 0.1);
    transform: translate(-50%, -50%) scale(0);
    border-radius: 50%;
    opacity: 0;
    transition: transform 0.5s, opacity 0.5s;
}
.buton:active::after {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
    transition: 0s;
}

/* Header (Glassmorphism) */
.ana-baslik {
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(10, 25, 47, 0.05);
    padding: 1rem 0;
    transition: padding var(--gecis-normal), box-shadow var(--gecis-normal);
}

.ana-baslik-icerik {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-kapsayici {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--renk-lacivert);
}

/* Hizmet Kartlari (Premium Gorunum) */
.hizmet-karti {
    background-color: var(--renk-beyaz);
    border: 1px solid rgba(10, 25, 47, 0.04);
    border-radius: var(--kenar-buyuk);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    box-shadow: var(--golge-hafif);
    transition: transform var(--gecis-normal), box-shadow var(--gecis-normal), border-color var(--gecis-normal);
}

.hizmet-karti:hover {
    transform: translateY(-8px);
    box-shadow: var(--golge-belirgin);
    border-color: rgba(0, 102, 255, 0.15);
}

.hizmet-ikonu {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--renk-acik-gri) 0%, rgba(0, 102, 255, 0.05) 100%);
    border-radius: var(--kenar-orta);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--renk-canli-mavi);
    font-size: 1.5rem;
    transition: transform var(--gecis-normal);
}

.hizmet-karti:hover .hizmet-ikonu {
    transform: scale(1.1);
}

.kart-baslik {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.kart-aciklama {
    font-size: 0.9375rem;
    flex-grow: 1;
}

.kart-baglanti {
    color: var(--renk-canli-mavi);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

.kart-baglanti:hover {
    color: var(--renk-lacivert);
}

/* Guven Rozetleri */
.guven-rozeti {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--renk-beyaz);
    padding: 0.5rem 1rem;
    border-radius: var(--kenar-tam);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--renk-lacivert);
    box-shadow: var(--golge-hafif);
    border: 1px solid rgba(10, 25, 47, 0.03);
}

/* Mobil Sabit Iletisim Bari */
.mobil-sabit-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: grid;
    grid-template-columns: 1fr 1fr;
    box-shadow: 0 -4px 16px rgba(10, 25, 47, 0.08);
    z-index: 999;
    border-top: 1px solid rgba(10, 25, 47, 0.05);
}

.mobil-bar-buton {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    font-weight: 600;
    font-size: 0.9375rem;
}

.mobil-bar-buton.whatsapp {
    background-color: #25D366;
    color: var(--renk-beyaz);
}

.mobil-bar-buton.telefon {
    background-color: var(--renk-beyaz);
    color: var(--renk-lacivert);
}

/* 7. ANIMASYONLAR (Animations) */
@keyframes asagidanYukari {
    0% { opacity: 0; transform: translateY(40px); }
    100% { opacity: 1; transform: translateY(0); }
}

@keyframes yavascaBelir {
    0% { opacity: 0; }
    100% { opacity: 1; }
}

.animasyon-slide-up {
    animation: asagidanYukari 0.8s var(--gecis-yavas) forwards;
    opacity: 0;
}

.animasyon-fade-in {
    animation: yavascaBelir 1s ease forwards;
    opacity: 0;
}

/* Animasyon Gecikmeleri (Staggering) */
.gecikme-1 { animation-delay: 0.1s; }
.gecikme-2 { animation-delay: 0.2s; }
.gecikme-3 { animation-delay: 0.3s; }
.gecikme-4 { animation-delay: 0.4s; }

/* 8. MEDYA SORGULARI (Media Queries - Mobile First) */

/* Kucuk Tabletler ve Genis Telefonlar */
@media (min-width: 480px) {
    .izgara-ikili-kucuk {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tabletler */
@media (min-width: 768px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2.25rem; }
    
    .konteyner { max-width: 720px; }
    .bolum { padding: 6rem 0; }
    
    .izgara-ikili {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .izgara-uclu {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .mobil-sabit-bar {
        display: none; /* Mobilden sonra gizle */
    }
    
    body {
        padding-bottom: 0; /* Mobil bar boslugunu kaldir */
    }
}

/* Masaustu ve Genis Tabletler */
@media (min-width: 1024px) {
    h1 { font-size: 3.5rem; }
    
    .konteyner { 
        max-width: 960px; 
        padding-right: 2rem;
        padding-left: 2rem;
    }
    
    .bolum { padding: 8rem 0; }
    
    .izgara-uclu {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .izgara-dortlu {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .hero-alani {
        display: grid;
        grid-template-columns: 1fr 1fr;
        align-items: center;
        gap: 4rem;
    }
}

/* Genis Ekranlar */
@media (min-width: 1280px) {
    .konteyner { max-width: 1200px; }
    h1 { font-size: 4rem; }
}

/* Ultra Genis Ekranlar */
@media (min-width: 1440px) {
    .konteyner { max-width: 1320px; }
}


/* Hamburger menuye 1024px ve altinda gecis yap */
@media (max-width: 1024px) {
    .ana-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--renk-beyaz, #FFFFFF);
        box-shadow: var(--golge-orta, 0 8px 24px rgba(10, 25, 47, 0.1));
        padding: 1.5rem 0;
        border-top: 1px solid rgba(0, 0, 0, 0.05);
    }

    .ana-menu ul {
        flex-direction: column !important;
        gap: 1.5rem !important;
        text-align: center;
        white-space: normal; /* Mobilde yazilar uzunsa alt satira inebilir */
    }

    .ana-menu.menu-acik {
        display: block;
        animation: yavascaBelir 0.3s ease;
    }

    .mobil-menu-dugmesi {
        display: block !important;
    }

    #masaustu-arama {
        display: none !important;
    }
}