/* ==========================================================================
   Base — Reset, CSS değişkenleri, tipografi
   ========================================================================== */

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Renk paleti */
    --primary-color: #2c5530;
    --secondary-color: #8fbc8f;
    --accent-color: #d4af37;
    --text-dark: #2c3e50;
    --text-light: #6b8470;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e9ecef;

    /* Gölgeler */
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);

    /* Gradyanlar */
    --gradient-primary: linear-gradient(135deg, #2c5530 0%, #8fbc8f 100%);
    --gradient-secondary: linear-gradient(135deg, #8fbc8f 0%, #d4af37 100%);

    /* Tipografi */
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;
    --font-heading: 'Amiri', Georgia, serif;

    /* Layout */
    --navbar-height: 80px;
    --max-width: 1200px;
    --radius-sm: 8px;
    --radius-md: 15px;
    --radius-pill: 50px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--secondary-color);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.8rem; }
h4 { font-size: 1.4rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

:focus-visible {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}

/* Skip link (erişilebilirlik) */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px 16px;
    z-index: 10001;
    border-radius: 0 0 var(--radius-sm) 0;
}

.skip-link:focus {
    top: 0;
}

/* Custom scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-light); }
::-webkit-scrollbar-thumb { background: var(--primary-color); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--secondary-color); }

/* Animasyon */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}