/* ==========================================================================
   LOCALARC - GLOBAL STYLESHEET & DESIGN SYSTEM
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400;1,600&family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
  /* Renk Paleti - Doğal Toprak & Taş Tonları */
  --color-primary: #8F7149;         /* Görseldeki Sıcak Toprak / Bronz Tonu */
  --color-primary-dark: #634C2D;    /* Koyu Toprak */
  --color-primary-light: #C4A882;   /* Açık Kum */
  --color-accent: #3D5A3E;          /* Koyu Orman Yeşili */
  --color-accent-light: #6B8F6E;    /* Yaprak Yeşili */
  --color-bg-warm: #F7F4EF;         /* Sıcak Kırık Beyaz */
  --color-bg-cream: #EDE6DC;        /* Krem Tonu */
  --color-bg-dark: #1E1B18;         /* Derin Koyu Zemin */
  --color-text-main: #2C2418;       /* Espresso Koyu Metin */
  --color-text-muted: #6B5D4F;      /* Yumuşak Kahve */
  --color-text-light: #A49584;      /* Açık Nötr */
  --color-white: #FEFCF9;           /* Doğal Beyaz */
  --color-overlay: rgba(28, 22, 16, 0.45);

  /* Tipografi */
  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Outfit', sans-serif;

  /* Konteyner & Grid */
  --container-max-width: 1320px;
  --container-padding: 2rem;
  --section-spacing-y: 6.5rem;

  /* Geçişler & Efektler */
  --transition-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.25s ease;
  --transition-normal: 0.4s ease;
  --transition-slow: 0.8s var(--transition-smooth);
  
  --shadow-subtle: 0 10px 30px rgba(44, 36, 24, 0.05);
  --shadow-medium: 0 15px 45px rgba(44, 36, 24, 0.1);
  --shadow-hover: 0 25px 60px rgba(44, 36, 24, 0.15);
  --border-radius-sm: 4px;
  --border-radius-md: 12px;
  --border-radius-lg: 24px;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-warm);
  color: var(--color-text-main);
  line-height: 1.7;
  font-weight: 400;
  overflow-x: hidden;
  opacity: 0;
  transition: opacity 0.5s ease;
}

body.loaded {
  opacity: 1;
}

/* Typography Utility */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.2;
  color: var(--color-text-main);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 3.5vw, 3.2rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.4rem, 2.2vw, 2rem);
}

p {
  margin-bottom: 1.25rem;
  color: var(--color-text-muted);
}

p.lead {
  font-size: 1.25rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--color-text-main);
}

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

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

ul {
  list-style: none;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.section {
  padding-top: var(--section-spacing-y);
  padding-bottom: var(--section-spacing-y);
  position: relative;
}

.section-cream {
  background-color: var(--color-bg-cream);
}

.section-dark {
  background-color: var(--color-bg-dark);
  color: var(--color-bg-warm);
}

.section-dark h1,
.section-dark h2,
.section-dark h3 {
  color: var(--color-white);
}

.section-dark p {
  color: var(--color-text-light);
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 4rem auto;
}

.subtitle-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--color-primary);
  margin-bottom: 1rem;
  font-weight: 600;
}

.section-dark .subtitle-badge {
  color: var(--color-primary-light);
}

.grid {
  display: grid;
  gap: 2.5rem;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 992px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  :root {
    --container-padding: 1.25rem;
    --section-spacing-y: 4rem;
  }
}

/* Scroll Progress Bar */
.scroll-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  width: 100%;
  transform-origin: left;
  transform: scaleX(0);
  z-index: 1001;
  transition: transform 0.1s linear;
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--color-white);
  color: var(--color-text-main);
  box-shadow: var(--shadow-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  cursor: pointer;
  border: 1px solid var(--color-bg-cream);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-5px);
}