/* =============================================
   MYPEAT — Ana CSS Dosyası
   Design System & Global Styles
   ============================================= */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Playfair+Display:wght@400;500;600;700&display=swap');

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Brand Colors */
  --color-forest:        #1a3a2a;
  --color-forest-mid:    #2d5a3d;
  --color-forest-light:  #4a7c59;
  --color-leaf:          #6b9f75;
  --color-leaf-light:    #9dc4a0;

  --color-bej:           #f5f0e8;
  --color-bej-dark:      #ede8dc;
  --color-white-warm:    #faf8f4;
  --color-white:         #ffffff;

  --color-earth:         #8b6914;
  --color-earth-light:   #b08932;
  --color-gold:          #d4a017;
  --color-gold-light:    #e8c050;

  --color-text-dark:     #1c1c1e;
  --color-text-mid:      #3d3d3d;
  --color-text-muted:    #6b6b6b;
  --color-text-light:    #9a9a9a;
  --color-text-inverse:  #faf8f4;

  --color-border:        #e0d8cc;
  --color-border-dark:   #c8bfb0;
  --color-error:         #c0392b;
  --color-success:       #27ae60;
  --color-warning:       #e67e22;

  /* Typography */
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;

  --text-xs:   0.75rem;    /* 12px */
  --text-sm:   0.875rem;   /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-md:   1.125rem;   /* 18px */
  --text-lg:   1.25rem;    /* 20px */
  --text-xl:   1.5rem;     /* 24px */
  --text-2xl:  1.875rem;   /* 30px */
  --text-3xl:  2.25rem;    /* 36px */
  --text-4xl:  3rem;       /* 48px */
  --text-5xl:  3.75rem;    /* 60px */
  --text-6xl:  4.5rem;     /* 72px */

  --leading-tight:  1.2;
  --leading-snug:   1.35;
  --leading-normal: 1.6;
  --leading-relaxed:1.75;

  --tracking-tight: -0.03em;
  --tracking-normal: -0.01em;
  --tracking-wide:   0.05em;
  --tracking-wider:  0.1em;

  /* Spacing */
  --space-1:   0.25rem;  /* 4px */
  --space-2:   0.5rem;   /* 8px */
  --space-3:   0.75rem;  /* 12px */
  --space-4:   1rem;     /* 16px */
  --space-5:   1.25rem;  /* 20px */
  --space-6:   1.5rem;   /* 24px */
  --space-8:   2rem;     /* 32px */
  --space-10:  2.5rem;   /* 40px */
  --space-12:  3rem;     /* 48px */
  --space-16:  4rem;     /* 64px */
  --space-20:  5rem;     /* 80px */
  --space-24:  6rem;     /* 96px */
  --space-32:  8rem;     /* 128px */

  /* Layout */
  --container-sm:   640px;
  --container-md:   768px;
  --container-lg:   1024px;
  --container-xl:   1280px;
  --container-2xl:  1440px;

  /* Borders & Radius */
  --radius-sm:   0.375rem;   /* 6px */
  --radius-md:   0.75rem;    /* 12px */
  --radius-lg:   1.25rem;    /* 20px */
  --radius-xl:   2rem;       /* 32px */
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 3px rgba(26,58,42,0.08);
  --shadow-sm: 0 2px 8px rgba(26,58,42,0.10);
  --shadow-md: 0 4px 20px rgba(26,58,42,0.12);
  --shadow-lg: 0 8px 40px rgba(26,58,42,0.15);
  --shadow-xl: 0 16px 64px rgba(26,58,42,0.18);
  --shadow-card: 0 2px 12px rgba(26,58,42,0.08), 0 1px 3px rgba(26,58,42,0.06);
  --shadow-card-hover: 0 8px 32px rgba(26,58,42,0.16), 0 2px 8px rgba(26,58,42,0.10);

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;
  --transition-spring: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Z-index */
  --z-base:    0;
  --z-up:      10;
  --z-nav:     100;
  --z-overlay: 200;
  --z-modal:   300;
  --z-toast:   400;
}

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

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

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text-dark);
  background-color: var(--color-white-warm);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Reduce motion for accessibility */
@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;
  }
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-forest);
  font-weight: 600;
}

h1 { font-size: var(--text-5xl); font-weight: 700; }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
  color: var(--color-text-mid);
  line-height: var(--leading-relaxed);
  max-width: 68ch;
}

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

a:hover { color: var(--color-forest); }
a:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

strong { font-weight: 700; color: var(--color-text-dark); }
em { font-style: italic; }

ul, ol { padding-left: var(--space-6); }
li { margin-bottom: var(--space-2); }

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

button {
  cursor: pointer;
  font-family: var(--font-body);
}

input, textarea, select {
  font-family: var(--font-body);
}

/* --- Layout Utilities --- */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.container--narrow { max-width: var(--container-md); }
.container--wide   { max-width: var(--container-2xl); }

.section {
  padding-top: var(--space-24);
  padding-bottom: var(--space-24);
}

.section--sm { padding-top: var(--space-16); padding-bottom: var(--space-16); }
.section--lg { padding-top: var(--space-32); padding-bottom: var(--space-32); }

.section--dark {
  background-color: var(--color-forest);
  color: var(--color-text-inverse);
}

.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--color-white-warm);
}

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

.section--bej { background-color: var(--color-bej); }
.section--white { background-color: var(--color-white-warm); }

/* --- Section Headers --- */
.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-5);
  font-weight: 700;
}

.section-subtitle {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  max-width: 60ch;
  font-weight: 400;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-header .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  border: 2px solid transparent;
  transition: all var(--transition-base);
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::after { opacity: 1; }

.btn--primary {
  background-color: var(--color-forest);
  color: var(--color-white-warm);
  border-color: var(--color-forest);
}

.btn--primary:hover {
  background-color: var(--color-forest-mid);
  border-color: var(--color-forest-mid);
  color: var(--color-white-warm);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-forest);
  border-color: var(--color-forest);
}

.btn--secondary:hover {
  background-color: var(--color-forest);
  color: var(--color-white-warm);
  transform: translateY(-1px);
}

.btn--gold {
  background-color: var(--color-gold);
  color: var(--color-forest);
  border-color: var(--color-gold);
}

.btn--gold:hover {
  background-color: var(--color-gold-light);
  border-color: var(--color-gold-light);
  color: var(--color-forest);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(212,160,23,0.35);
}

.btn--outline-white {
  background-color: transparent;
  color: var(--color-white-warm);
  border-color: rgba(250,248,244,0.5);
}

.btn--outline-white:hover {
  background-color: rgba(250,248,244,0.1);
  border-color: var(--color-white-warm);
  color: var(--color-white-warm);
}

.btn--sm {
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-xs);
}

.btn--lg {
  padding: var(--space-5) var(--space-10);
  font-size: var(--text-md);
}

.btn svg, .btn .icon {
  width: 1em;
  height: 1em;
  flex-shrink: 0;
}

/* --- Cards --- */
.card {
  background: var(--color-white-warm);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.card__body { padding: var(--space-8); }
.card__footer {
  padding: var(--space-5) var(--space-8);
  border-top: 1px solid var(--color-border);
}

.card--flat {
  box-shadow: none;
  border-color: var(--color-border);
}

.card--dark {
  background: var(--color-forest);
  border-color: rgba(255,255,255,0.08);
  color: var(--color-text-inverse);
}

.card--dark h3, .card--dark h4 { color: var(--color-white-warm); }
.card--dark p { color: var(--color-leaf-light); }

/* --- Badge / Tag --- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.badge--green { background: rgba(74,124,89,0.15); color: var(--color-forest-mid); }
.badge--gold  { background: rgba(212,160,23,0.15); color: var(--color-earth); }
.badge--warning { background: rgba(230,126,34,0.15); color: #b5571a; }
.badge--info  { background: rgba(45,90,61,0.10); color: var(--color-forest); }

/* --- Divider --- */
.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-8) 0;
}

.divider--thick {
  border-top-width: 2px;
  border-color: var(--color-bej-dark);
}

/* --- Alert boxes --- */
.alert {
  padding: var(--space-5) var(--space-6);
  border-radius: var(--radius-md);
  border-left: 4px solid;
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
}

.alert--info {
  background: rgba(45,90,61,0.08);
  border-color: var(--color-forest-mid);
  color: var(--color-forest);
}

.alert--warning {
  background: rgba(212,160,23,0.08);
  border-color: var(--color-gold);
  color: var(--color-earth);
}

.alert p { color: inherit; max-width: none; }

/* --- Grid Utilities --- */
.grid { display: grid; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.gap-12 { gap: var(--space-12); }

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

/* --- Text Utilities --- */
.text-center  { text-align: center; }
.text-left    { text-align: left; }
.text-sm      { font-size: var(--text-sm); }
.text-muted   { color: var(--color-text-muted); }
.text-gold    { color: var(--color-gold); }
.text-forest  { color: var(--color-forest); }
.text-inverse { color: var(--color-text-inverse); }

.fw-400 { font-weight: 400; }
.fw-500 { font-weight: 500; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }

/* --- Scroll Reveal (animation classes) --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--left {
  transform: translateX(-30px);
}

.reveal--left.is-visible {
  transform: translateX(0);
}

.reveal--right {
  transform: translateX(30px);
}

.reveal--right.is-visible {
  transform: translateX(0);
}

.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.4s; }
.reveal--delay-5 { transition-delay: 0.5s; }

/* --- Responsive Breakpoints --- */
@media (max-width: 1279px) {
  :root {
    --text-5xl: 3.5rem;
    --text-4xl: 2.75rem;
  }
  .container { padding-left: var(--space-8); padding-right: var(--space-8); }
}

@media (max-width: 1023px) {
  :root {
    --text-5xl: 3rem;
    --text-4xl: 2.25rem;
    --text-3xl: 1.875rem;
  }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .section { padding-top: var(--space-20); padding-bottom: var(--space-20); }
}

@media (max-width: 767px) {
  :root {
    --text-5xl: 2.25rem;
    --text-4xl: 1.875rem;
    --text-3xl: 1.5rem;
    --text-2xl: 1.375rem;
  }
  .container { padding-left: var(--space-5); padding-right: var(--space-5); }
  .grid-4 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .section { padding-top: var(--space-16); padding-bottom: var(--space-16); }
  .section-title { font-size: var(--text-3xl); }
  .btn--lg { padding: var(--space-4) var(--space-8); font-size: var(--text-base); }
}

@media (max-width: 479px) {
  :root {
    --text-5xl: 2rem;
    --text-4xl: 1.75rem;
  }
  .container { padding-left: var(--space-4); padding-right: var(--space-4); }
}