/* ========================================================================= */
/* 1. KÖK DEĞİŞKENLER VE TEMEL AYARLAR (NİHAİ RENK PALETİ) */
/* ========================================================================= */
:root {
    /* Renkler: Yumuşak Siyah/Beyaz ve Altın Vurgu */
    --color-white: #FFFFFF;
    --color-off-white: #F9F9F9; /* Arka Plan */
    --color-black: #1E1E1E; /* Kömür Siyahı (Metin/Dolgular) */
    --color-gray: #555555; /* İkincil Metin Rengi */
    --color-accent: #DAA520; /* Altın Sarısı Vurgu */
    
    /* Premium Fontlar */
    --font-serif: 'Playfair Display', serif; /* Başlıklar için Lüks Font */
    --font-sans: 'Inter', sans-serif; /* Gövde Metinleri için Temiz Font */
    
    --spacing-large: 100px; /* Büyük Dikey Boşluk */
    --spacing-medium: 40px;
}

/* Genel Sıfırlama ve Gövde */
* {
    box-sizing: border-box;
}
body {
    background-color: var(--color-off-white);
    color: var(--color-black);
    font-family: var(--font-sans);
    margin: 0;
    padding: 0;
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* Konteyner ve Düzen */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 40px;
}
.center-content {
    text-align: center;
}

/* Başlıklar ve Tipografi */
h1, h2, h3 {
    font-family: var(--font-serif);
    font-weight: 500;
    color: var(--color-black);
    margin-top: 0;
}
.large-heading { font-size: 3.5rem; line-height: 1.1; margin-bottom: 25px; }
.eyebrow-small { 
    font-size: 0.8rem; 
    font-weight: 600; 
    color: var(--color-gray); 
    letter-spacing: 2px;
    margin-bottom: 10px;
    display: block;
}
.secondary-text { color: var(--color-gray); font-size: 1.05rem; }
.playfair-font { font-family: var(--font-serif); }


/* ========================================================================= */
/* 2. HEADER ve NAVİGASYON (PREMİUM STİL) */
/* ========================================================================= */
.clean-header {
    position: fixed;
    width: 100%;
    background-color: var(--color-white);
    padding: 25px 40px;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #E0E0E0; 
    transition: box-shadow 0.3s ease-out, border-bottom 0.3s ease-out; 
}
.clean-header .brand { 
    /* PREMIUM LOGO STİLİ */
    font-size: 1.5rem; 
    font-weight: 800; 
    letter-spacing: 0.5px; 
    font-family: var(--font-sans); 
}
.clean-header nav a {
    color: var(--color-black);
    margin-left: var(--spacing-medium);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s;
}
.clean-header nav a:hover {
    color: var(--color-accent); 
}

/* START APPLICATION Butonu için Çerçeveyi Kaldır (Sadece Metin Linki) */
.clean-header .nav-action-link {
    background: transparent;
    color: var(--color-black);
    text-decoration: none;
    padding: 0;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s;
}
.clean-header .nav-action-link:hover {
    color: var(--color-accent);
}

/* JS ile tetiklenen kaydırma efekti */
.clean-header.scrolled {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08); 
    border-bottom: none; 
}


/* ========================================================================= */
/* 3. HERO SECTION */
/* ========================================================================= */
.minimalist-hero {
    min-height: 80vh; 
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 180px 40px 100px;
}
.hero-description {
    max-width: 800px;
    margin: 0 auto 30px;
    font-size: 1.15rem;
    line-height: 1.8;
}


/* ========================================================================= */
/* 4. HİZMETLER VE KARTLAR */
/* ========================================================================= */
.core-services-section {
    padding: 0 40px var(--spacing-large);
}
.minimalist-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.minimalist-card {
    background-color: var(--color-white);
    padding: 40px;
    border: 1px solid #EAEAEA;
    transition: box-shadow 0.3s, border-color 0.3s;
}
.minimalist-card:hover {
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.08); 
    border-color: var(--color-black); 
}
.card-icon {
    font-size: 2rem;
    margin-bottom: 20px;
    display: block;
    color: var(--color-accent); /* Altın İkon */
}
.minimalist-card h3 {
    font-size: 1.6rem;
    margin-bottom: 10px;
    font-weight: 600;
}
.card-link {
    display: block;
    text-decoration: none;
    color: var(--color-accent); /* Altın Renk Link */
    font-weight: 500;
    margin-top: 20px;
    font-size: 0.95rem;
}


/* ========================================================================= */
/* 5. STRATEJİK ANALİZLER BÖLÜMÜ */
/* ========================================================================= */
.analysis-grid-section {
    padding: var(--spacing-large) 0;
    border-top: 1px solid #E0E0E0; 
}
.section-header-left {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 40px 60px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}
.header-analysis-text {
    max-width: 450px;
    font-size: 1.1rem;
    line-height: 1.7;
}
.editorial-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    padding: 0 40px;
}
.analysis-card {
    border-top: 1px solid #D0D0D0;
    padding-top: 30px;
}
.analysis-card h3 {
    font-size: 1.8rem;
    line-height: 1.3;
}
.article-meta {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-gray);
    letter-spacing: 1px;
    display: block;
    margin-bottom: 15px;
}
.read-more {
    display: block;
    text-decoration: underline;
    text-underline-offset: 8px;
    color: var(--color-black);
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 20px;
    cursor: pointer;
    transition: color 0.3s;
}
.read-more:hover {
    color: var(--color-accent);
}


/* ========================================================================= */
/* 6. FORM VE BUTONLAR */
/* ========================================================================= */
.clean-section {
    padding: var(--spacing-large) 0;
}
.wide-form-wrapper {
    max-width: 650px;
    margin: 0 auto;
    padding: 0 40px;
}
.form-header-minimal {
    margin-bottom: 60px;
}
/* Input Alanları */
.clean-input-group {
    margin-bottom: 40px;
    position: relative;
}
.clean-input {
    width: 100%;
    padding: 10px 0;
    border: none;
    border-bottom: 1px solid var(--color-black); 
    background-color: transparent;
    color: var(--color-black);
    font-size: 1rem;
}
.clean-input:focus {
    outline: none;
    border-bottom: 2px solid var(--color-accent);
}
.clean-label {
    position: absolute;
    top: 10px;
    left: 0;
    color: var(--color-gray);
    pointer-events: none;
    transition: all 0.2s ease-out;
}
.clean-input:focus + .clean-label,
.clean-input:not(:placeholder-shown) + .clean-label {
    top: -20px;
    font-size: 0.85rem;
    color: var(--color-black);
}

/* Buton Stilleri */
.btn-primary {
    padding: 15px 40px;
    border-radius: 0;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    transition: background 0.3s, color 0.3s;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.black-outline-btn {
    background: transparent;
    color: var(--color-black);
    border: 1px solid var(--color-black);
    font-size: 0.9rem;
}
.black-outline-btn:hover {
    background-color: var(--color-black);
    color: var(--color-white);
}
.black-filled-btn {
    background-color: var(--color-black); 
    color: var(--color-white);
    border: 1px solid var(--color-black);
}
.black-filled-btn:hover {
    background-color: var(--color-gray);
    border-color: var(--color-gray);
}


/* ========================================================================= */
/* 7. FOOTER VE TELİF HAKKI (NİHAİ DÜZEN) */
/* ========================================================================= */
.clean-footer {
    background-color: var(--color-black); /* Kömür Siyahı */
    color: var(--color-white);
    padding: var(--spacing-large) 40px 20px;
}
.footer-content-minimal {
    max-width: 1280px;
    margin: 0 auto;
    /* FOOTER İÇERİĞİ FLEX YAPISI */
    display: flex; 
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 40px;
}

.footer-left {
    flex-basis: 25%; 
}
.footer-right {
    flex-basis: 70%; 
}
.footer-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr; 
    gap: 30px;
    text-align: left;
    margin-left: auto;
}
.footer-info-grid p {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-white);
    margin-bottom: 5px;
}
.footer-info-grid .secondary-text {
    font-weight: 400;
    color: #AAAAAA; 
}
.footer-link {
    display: block;
    color: #AAAAAA;
    text-decoration: none;
    margin-bottom: 5px;
    font-size: 0.9rem;
    transition: color 0.3s;
}
.footer-link:hover {
    color: var(--color-accent); /* Altın vurgu */
}
/* Sağ Hizalama Linkleri */
.right-align-links {
    text-align: right;
}
.right-align-links a {
    display: block;
}

/* Çerez Bildirimi */
.cookie-notice-minimal {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-top: 1px solid #333333; 
    font-size: 0.85rem;
}
.minimal-cookie-btn {
    background: transparent;
    border: 1px solid var(--color-off-white);
    color: var(--color-off-white);
    padding: 8px 15px;
    cursor: pointer;
    transition: background 0.3s;
    font-weight: 600;
}
.minimal-cookie-btn:hover {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-black);
}


/* ========================================================================= */
/* 8. JS Animasyon Sınıfları */
/* ========================================================================= */
.reveal.hidden {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1s ease-out, transform 0.8s ease-out;
}
.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}