/* ============================================
   Arin Design - Ana CSS Dosyası
   Tasarım Sistemi ve Özel Sınıflar
   ============================================ */

/* ---------- CSS Değişkenleri ---------- */
:root {
    /* Primary - Sıcak Bej/Kahverengi (İç Mimarlık) */
    --primary-50: #faf8f5;
    --primary-100: #f5f0ea;
    --primary-200: #ebe0d2;
    --primary-300: #d4c4a8;
    --primary-400: #c4a882;
    --primary-500: #b08d5e;
    --primary-600: #9a7a4e;
    --primary-700: #7d6340;
    --primary-800: #654f35;
    --primary-900: #4a3a28;

    /* Secondary - Taş/Toprak Tonları */
    --secondary-50: #faf9f7;
    --secondary-100: #f5f3f0;
    --secondary-200: #e8e4de;
    --secondary-300: #d4cfc5;
    --secondary-400: #b8b0a2;
    --secondary-500: #9c917f;
    --secondary-600: #7d7263;
    --secondary-700: #5e5448;
    --secondary-800: #3f3830;
    --secondary-900: #201c18;

    /* Accent - Koyu Kahverengi */
    --accent-50: #fdf8f3;
    --accent-100: #f9eddf;
    --accent-200: #f0d9bd;
    --accent-300: #e4bf93;
    --accent-400: #d4a06a;
    --accent-500: #c4864d;
    --accent-600: #a66b3a;
    --accent-700: #84532d;
    --accent-800: #633e22;
    --accent-900: #422917;

    /* Gray - Nötr Tonlar */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Tipografi */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;

    /* Boşluk */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Gölgeler */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

    /* Kenar Yuvarlaklığı */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-full: 9999px;

    /* Geçişler */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

/* ---------- Temel Ayarlar ---------- */
html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    color: var(--gray-800);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ---------- Seçim Renkleri ---------- */
::selection {
    background-color: var(--primary-200);
    color: var(--primary-900);
}

::-moz-selection {
    background-color: var(--primary-200);
    color: var(--primary-900);
}

/* ---------- Scrollbar Stili (WebKit) ---------- */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: var(--radius-full);
    border: 2px solid var(--gray-100);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* Firefox scrollbar */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--gray-400) var(--gray-100);
}

/* ---------- Erişilebilirlik: Focus Visible ---------- */
:focus-visible {
    outline: 2px solid var(--primary-500);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

:focus:not(:focus-visible) {
    outline: none;
}

/* ---------- Yardımcı Sınıflar ---------- */
.container-max {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

@media (min-width: 640px) {
    .container-max {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container-max {
        padding-left: 2rem;
        padding-right: 2rem;
    }
}

.section-padding {
    padding-top: 4rem;
    padding-bottom: 4rem;
    padding-left: 1rem;
    padding-right: 1rem;
}

@media (min-width: 768px) {
    .section-padding {
        padding-top: 6rem;
        padding-bottom: 6rem;
    }
}

.section-title {
    font-size: 1.875rem;
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
}

@media (min-width: 768px) {
    .section-title {
        font-size: 2.25rem;
    }
}

.section-subtitle {
    color: var(--gray-600);
    max-width: 42rem;
    margin-left: auto;
    margin-right: auto;
    margin-top: 1rem;
    line-height: 1.75;
}

/* ---------- Düğme Sınıfları ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.25rem;
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-primary {
    background-color: var(--primary-600);
    color: #ffffff;
    border-color: var(--primary-600);
}

.btn-primary:hover {
    background-color: var(--primary-700);
    border-color: var(--primary-700);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background-color: var(--secondary-600);
    color: #ffffff;
    border-color: var(--secondary-600);
}

.btn-secondary:hover {
    background-color: var(--secondary-700);
    border-color: var(--secondary-700);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary:active {
    transform: translateY(0);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-600);
    border-color: var(--primary-600);
}

.btn-outline:hover {
    background-color: var(--primary-600);
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-outline:active {
    transform: translateY(0);
}

/* ---------- Kart Sınıfı ---------- */
.card {
    background-color: #ffffff;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* ---------- Gradyan Metin ---------- */
.gradient-text {
    background: linear-gradient(135deg, var(--primary-500), var(--secondary-500));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ---------- Animasyon Sınıflar ---------- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* Gecikme Yardımcı Sınıfları */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }

/* ---------- Duyarlı Kesme Noktaları ---------- */
/* sm: 640px */
@media (min-width: 640px) {
    .sm\:hidden { display: none; }
    .sm\:block { display: block; }
    .sm\:flex { display: flex; }
    .sm\:grid { display: grid; }
}

/* md: 768px */
@media (min-width: 768px) {
    .md\:hidden { display: none; }
    .md\:block { display: block; }
    .md\:flex { display: flex; }
    .md\:grid { display: grid; }
}

/* lg: 1024px */
@media (min-width: 1024px) {
    .lg\:hidden { display: none; }
    .lg\:block { display: block; }
    .lg\:flex { display: flex; }
    .lg\:grid { display: grid; }
}

/* xl: 1280px */
@media (min-width: 1280px) {
    .xl\:hidden { display: none; }
    .xl\:block { display: block; }
    .xl\:flex { display: flex; }
    .xl\:grid { display: grid; }
}

/* ---------- Baskı Stilleri ---------- */
@media print {
    nav,
    footer,
    .no-print,
    header,
    .sidebar,
    .cookie-consent {
        display: none !important;
    }

    body {
        font-size: 12pt;
        color: #000000;
        background: #ffffff;
        line-height: 1.5;
    }

    a {
        color: #000000;
        text-decoration: underline;
    }

    a[href]::after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
        color: #666666;
    }

    .container-max {
        max-width: 100%;
        padding: 0;
    }

    .section-padding {
        padding: 1rem 0;
    }

    img {
        max-width: 100% !important;
        page-break-inside: avoid;
    }

    h1, h2, h3, h4, h5, h6 {
        page-break-after: avoid;
        page-break-inside: avoid;
    }

    .card {
        box-shadow: none;
        border: 1px solid #cccccc;
        break-inside: avoid;
    }

    .btn {
        border: 1px solid #cccccc;
        background: #ffffff !important;
        color: #000000 !important;
    }
}