/* root colors */
:root[data-theme="light"] {
  /* Base palette */
  --_bg-00: #ffffff;  /* page */
  --_bg-01: #f7f8fa;  /* primary surface */
  --_bg-02: #eef1f4;  /* secondary surface */
  --_bg-03: #e7ebf0;  /* tertiary / elevated */
  --_br-01: #c7d0da;  /* primary border */
  --_br-02: #d7dfe7;  /* secondary border */

  /* Text */
  --text-primary: #1a1d21;      /* koyu grafit */
  --text-secondary: #4b5561;    /* soğuk gri */
  --text-muted: #677384;        /* muted metin */
  --text-active: #2a313a;
  --text-inactive: #4b556199;   /* 60% opaklık */
  --text-invert: #ffffff;

  /* Links & accents (single system) */
  --accent-primary: #3f92ff;           /* default aksan */
  --accent-secondary: #3f92ff;
  --text-link: #2b8cff;                /* link rengi */
  --text-visited: #7a5cff;             /* mor visited, düşük doygunluk */
  --accent-primary-engage: #3f92ff1a;  /* hover bg / engage */
  --accent-tertiary: #3f92ff12;

  /* Backgrounds */
  --background-primary: var(--_bg-01);
  --background-secondary: var(--_bg-02);
  --background-tertiary: var(--_bg-03);
  --background-toc-active: #e1e8f1;

  /* Semantic tints */
  --background-information: #3f92ff14;
  --background-warning: #f1b60014;
  --background-critical: #ff5f7314;
  --background-success: #1fb77714;

  /* Semantic solids (icons/badges) */
  --icon-information: #2b8cff;
  --icon-warning: #f1b600;
  --icon-critical: #ff6f82;
  --icon-success: #25c985;

  /* Add/remove highlights */
  --background-del: #ff6f824d;
  --background-ins: #25c9854d;

  /* Borders */
  --border-primary: var(--_br-01);
  --border-secondary: var(--_br-02);
  --color-border-primary: var(--_br-01);
  --color-border-secondary: var(--_br-02);
  --color-border-active: #0a5dbd;

  /* Buttons */
  --button-primary-default: #1a1d21;   /* koyu buton, açık metin */
  --button-primary-hover: #343a41;
  --button-primary-active: #4a525c;
  --button-primary-inactive: #1a1d21;

  --button-secondary-default: #ffffff; /* ghost/outlined */
  --button-secondary-hover: #eef1f4;
  --button-secondary-active: #e7ebf0;
  --button-secondary-inactive: #f7f8fa;
  --button-secondary-border-focus: #0a5dbd;
  --button-secondary-border-red: #ff8a97;
  --button-secondary-border-red-focus: #ffc7ce;

  /* Icons */
  --icon-primary: #343a41;
  --icon-secondary: #8a95a3;

  /* Elevation & focus */
  --shadow-01: 0 1px 2px rgba(27, 31, 35, .08);
  --shadow-02: 0 10px 24px rgba(27, 31, 35, .10);
  --shadow-03: 0 -2px 2px rgba(27, 31, 35, .08);
  --focus-01: 0 0 0 3px #a4cefe66;
  --field-focus-border: #0a5dbd;

  /* Code */
  --code-token-default: #1a1d21;
  --code-background-inline: #f1f4f8;
  --code-color: #0a5dbd;

  /* Notes / meta */
  --note-block-link-color: #27364a;
  --category-color: #2b8cff;
  --category-color-background: #2b8cff14;

  /* Marks */
  --mark-color: #0d2440;
  --background-mark-yellow: #fff3a44d;
  --background-mark-green: #25c98533;

  /* Blend and utilities */
  --blend-color: #fff8 0;

  /* Semantic text colors */
  --text-primary-red: #c03753;
  --text-primary-green: #1e8f66;
  --text-primary-blue: #0a5dbd;
  --text-primary-yellow: #6d5a00;

  /* Light-dark helpers for parity */
  --color-background-page: #ffffff;
  --color-background-primary: #f7f8fa;
  --color-background-secondary: #eef1f4;

  --color-text-primary: #1a1d21;
  --color-text-secondary: #4b5561;

  --img-filter: brightness(1) invert(0);

  /* color-scheme */
  color-scheme: light;
}

:root[data-theme="dark"] {
  /* Base palette */
  --_bg-00: #0e1113; /* page */
  --_bg-01: #14171a; /* primary surface */
  --_bg-02: #1b2024; /* secondary surface */
  --_bg-03: #22272e; /* tertiary / elevated */
  --_br-01: #30363d; /* primary border */
  --_br-02: #3d444d; /* secondary border */

  /* Text */
  --text-primary: #f5f7fa;       /* ~#fff ama hafif soğuk */
  --text-secondary: #c8d1dc;     /* açık soğuk gri */
  --text-muted: #9aa7b4;         /* muted */
  --text-active: #d7e2ee;
  --text-inactive: #c8d1dcc0;    /* 75% opaklık */
  --text-invert: #0e1113;

  /* Links & accents (single system) */
  --accent-primary: #66a7ff;           /* default */
  --accent-secondary: #66a7ff;
  --text-link: #8bbdff;                /* link body */
  --text-visited: #caa6ff;             /* visited moru, düşük doygunluk */
  --accent-primary-engage: #66a7ff1f;  /* hover bg / engage */
  --accent-tertiary: #66a7ff1a;

  /* Backgrounds */
  --background-primary: var(--_bg-01);
  --background-secondary: var(--_bg-02);
  --background-tertiary: var(--_bg-03);
  --background-toc-active: #28313a;

  /* Semantic tints (subtle, low-chroma) */
  --background-information: #66a7ff1a; /* info */
  --background-warning: #ffd24a1a;     /* warm but soft */
  --background-critical: #ff6b7d1a;
  --background-success: #37ce8a1a;

  /* Semantic solids (for badges/pills if needed) */
  --icon-information: #8bbdff;
  --icon-warning: #ffd24a;
  --icon-critical: #ff8a97;
  --icon-success: #3fe09b;

  /* Add/remove highlights */
  --background-del: #ff6b7d66;
  --background-ins: #37ce8a66;

  /* Borders */
  --border-primary: var(--_br-01);
  --border-secondary: var(--_br-02);
  --color-border-primary: var(--_br-01);
  --color-border-secondary: var(--_br-02);
  --color-border-active: #a4cefe;

  /* Buttons */
  --button-primary-default: #f5f7fa;
  --button-primary-hover: #dfe7f0;
  --button-primary-active: #c8d1dc;
  --button-primary-inactive: #f5f7fa;

  --button-secondary-default: #242a30;   /* outlined/ghost bg */
  --button-secondary-hover: #2b3239;
  --button-secondary-active: #313842;
  --button-secondary-inactive: #1f262c;
  --button-secondary-border-focus: #a4cefe;
  --button-secondary-border-red: #ff8a97;
  --button-secondary-border-red-focus: #ffc7ce;

  /* Icons */
  --icon-primary: #e9edf2;
  --icon-secondary: #aab6c3;

  /* Elevation & focus */
  --shadow-01: 0 1px 2px rgba(0,0,0,.35);
  --shadow-02: 0 8px 24px rgba(0,0,0,.35);
  --shadow-03: 0 -2px 2px rgba(0,0,0,.35);
  --focus-01: 0 0 0 3px #a4cefe66;
  --field-focus-border: #a4cefe;

  /* Code */
  --code-token-default: #e9edf2;
  --code-background-inline: #21262d;  /* GitHub-dark yakın */
  --code-color: #a4cefe;

  /* Notes / meta */
  --note-block-link-color: #d9e6ff;
  --category-color: #8bbdff;
  --category-color-background: #8bbdff28;

  /* Marks */
  --mark-color: #d9e6ff;  /* text color on mark */
  --background-mark-yellow: #f6e06a33;
  --background-mark-green: #37ce8a33;

  /* Blend and utilities */
  --blend-color: #0008 0;

  /* Semantic text colors */
  --text-primary-red: #ff8a97;
  --text-primary-green: #37ce8a;
  --text-primary-blue: #8bbdff;
  --text-primary-yellow: #ffd24a;

  /* Light-dark helpers mapped for consistency */
  --color-background-page: #0e1113;
  --color-background-primary: #14171a;
  --color-background-secondary: #1b2024;

  --color-text-primary: #f5f7fa;
  --color-text-secondary: #c8d1dc;

  --img-filter: brightness(0) invert(1);

  color-scheme: dark;
}


:root {

  /* Families */
  --font-fallback: BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
  --font-body: Inter, var(--font-fallback);
  --font-heading: Inter, var(--font-fallback);
  --font-code: "JetBrains Mono", Menlo, Consolas, Monaco, "Liberation Mono", "Lucida Console", monospace;

  /* Base sizing (responsive) */
  --font-size-root: clamp(15.5px, 0.95vw + 12px, 17.5px); /* ~15.5–17.5px */
  --type-scale-ratio: 1.25; /* major third */

  /* Line-heights */
  --lh-body: 1.65;   /* uzun metin */
  --lh-heading: 1.28; /* çok satır başlık */
  --lh-ui: 1.15;     /* buton/label/nav */
  --lh-code: 1.45;

  /* Weights */
  --wt-normal: 400;
  --wt-medium: 500;
  --wt-semibold: 600;
  --wt-bold: 700;

  /* Modular scale (desktop) */
  --fs-0: 1rem; /* root-relative; 1rem = var(--font-size-root) */
  --fs--1: 0.889rem;
  --fs--2: 0.79rem;
  --fs-1: calc(var(--fs-0) * var(--type-scale-ratio));          /* ~1.25rem */
  --fs-2: calc(var(--fs-1) * var(--type-scale-ratio));          /* ~1.5625rem */
  --fs-3: calc(var(--fs-2) * var(--type-scale-ratio));          /* ~1.953rem */
  --fs-4: calc(var(--fs-3) * var(--type-scale-ratio));          /* ~2.441rem */
  --fs-5: calc(var(--fs-4) * var(--type-scale-ratio));          /* ~3.052rem */

  /* Mobile clamps for headings */
  --h1-size: clamp(1.802rem, 2.2vw + 1.2rem, var(--fs-4));
  --h2-size: clamp(1.602rem, 1.8vw + 1.1rem, var(--fs-3));
  --h3-size: clamp(1.424rem, 1.4vw + 1rem, var(--fs-2));
  --h4-size: clamp(1.266rem, 1.0vw + 0.9rem, var(--fs-1));
  --h5-size: clamp(1.125rem, 0.8vw + 0.85rem, var(--fs-0));
  --h6-size: clamp(1rem, 0.6vw + 0.8rem, var(--fs--1));

  /* Body sizes */
  --fs-body: 1rem;
  --fs-small: 0.875rem;    /* ~14px */
  --fs-tiny: 0.75rem;      /* ~12px */

  /* Role tokens */
  --type-heading-h1: var(--wt-semibold) var(--h1-size)/var(--lh-heading) var(--font-heading);
  --type-heading-h2: var(--wt-semibold) var(--h2-size)/var(--lh-heading) var(--font-heading);
  --type-heading-h3: var(--wt-medium) var(--h3-size)/var(--lh-heading) var(--font-heading);
  --type-heading-h4: var(--wt-medium) var(--h4-size)/var(--lh-heading) var(--font-heading);
  --type-heading-h5: var(--wt-medium) var(--h5-size)/var(--lh-heading) var(--font-heading);
  --type-heading-h6: var(--wt-medium) var(--h6-size)/var(--lh-heading) var(--font-heading);

  --type-body: var(--wt-normal) var(--fs-body)/var(--lh-body) var(--font-body);
  --type-body-strong: var(--wt-semibold) var(--fs-body)/var(--lh-body) var(--font-body);
  --type-ui: var(--wt-normal) var(--fs-small)/var(--lh-ui) var(--font-body);
  --type-label-s: var(--wt-semibold) var(--fs-tiny)/var(--lh-ui) var(--font-heading);
  --type-code: var(--wt-normal) var(--fs-small)/var(--lh-code) var(--font-code);

  /* Letter-spacing by size (optical) */
  --ls-h-large: -0.012em;  /* h1–h2 */
  --ls-h-medium: -0.006em; /* h3–h4 */
  --ls-h-small: 0em;       /* h5–h6 */
  --ls-allcaps: 0.06em;    /* küçük label/badge */

  /* Layout metrics */
  --max-width: 1440px;
  --max-reading-width: 72ch; /* okuma ölçüsü */
  --gutter: 1rem;
  --elem-radius: 0.25rem;

  /* UI sizes */
  --form-elem-height: 2.25rem; /* 36px — dokunmatik rahatlığı */
  --top-nav-height: 3.5rem;    /* 56px — dense moda inebilir */
  --icon-size: 20px;           /* 20/24/28 skalası önerilir */
  --breadcrumbs-bar-height: 2rem;

  /* Offset & padding */
  --offset: 4rem;
  --layout-side-padding-min: 1rem;
  --layout-side-padding: max(var(--layout-side-padding-min), calc(50vw - 720px + 1rem));
}


:root {
  --color-background-page: light-dark(#ffffff, #0e1113);
  --color-background-primary: light-dark(#f7f7f8, #14171a);
  --color-background-secondary: light-dark(#edeef0, #1b2024);
  --color-border-primary: light-dark(#c3c7cb, #30363d);
  --color-border-secondary: light-dark(#51565d, #3d444d);
  --color-border-active: light-dark(#0a5dbd, #a4cefe);
  --color-text-primary: light-dark(#000, #f5f7fa);
  --color-text-secondary: light-dark(#51565d, #c8d1dc);
}



/* css reset */

*,*::before,*::after{box-sizing:border-box;}
body,h1,h2,h3,h4,p,figure,blockquote,dl,dd{margin:0;}
ul,ol{list-style:none;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--font-body);font-size:var(--fs-body);line-height:var(--lh-body);text-rendering:optimizeSpeed;}
a:not([class]){text-decoration-skip-ink:auto;}
a{text-decoration:none;}
img,picture{display:block;max-width:100%;}
em{font-variation-settings:"slnt" -10;}
input,button,textarea,select{font:inherit;}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto;}}
@media (prefers-reduced-motion: reduce){*,*::before,*::after{animation-duration:0.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:0.01ms!important;}}

/* CSS normalize */

html { line-height: 1.15; -webkit-text-size-adjust: 100%; }
body { margin: 0; }
main { display: block; }
h1 { font-size: 2em; margin: 0.67em 0; }
hr { box-sizing: content-box; height: 0; overflow: visible; }
pre { font-family: monospace, monospace; font-size: 1em; }
a { background-color: transparent; }
abbr[title] { border-bottom: none; text-decoration: underline; text-decoration: underline dotted; }
b, strong { font-weight: bolder; }
code, kbd, samp { font-family: monospace, monospace; font-size: 1em; }
small { font-size: 80%; }
sub, sup { font-size: 75%; line-height: 0; position: relative; vertical-align: baseline; }
sub { bottom: -0.25em; }
sup { top: -0.5em; }
img { border-style: none; }
button, input, optgroup, select, textarea { font-family: inherit; font-size: 100%; line-height: 1.15; margin: 0; }
button, input { overflow: visible; }
button, select { text-transform: none; }
button, [type="button"], [type="reset"], [type="submit"] { appearance: button; }
button::-moz-focus-inner, [type="button"]::-moz-focus-inner, [type="reset"]::-moz-focus-inner, [type="submit"]::-moz-focus-inner { border-style: none; padding: 0; }
button:-moz-focusring, [type="button"]:-moz-focusring, [type="reset"]:-moz-focusring, [type="submit"]:-moz-focusring { outline: 1px dotted ButtonText; }
fieldset { padding: 0.35em 0.75em 0.625em; }
legend { box-sizing: border-box; color: inherit; display: table; max-width: 100%; padding: 0; white-space: normal; }
progress { vertical-align: baseline; }
textarea { overflow: auto; }
[type="checkbox"], [type="radio"] { box-sizing: border-box; padding: 0; }
[type="number"]::-webkit-inner-spin-button, [type="number"]::-webkit-outer-spin-button { height: auto; }
[type="search"] { appearance: textfield; outline-offset: -2px; }
[type="search"]::-webkit-search-decoration { -webkit-appearance: none; }
::-webkit-file-upload-button { -webkit-appearance: button; font: inherit; }
details { display: block; }
summary { display: list-item; }
template { display: none; }
[hidden] { display: none; }
/* Başlıklar ve Tipografi */
html { font-size: var(--font-size-root); }
body { font: var(--type-body); text-rendering: optimizeSpeed; color: var(--color-text-primary); background: var(--color-background-page); }

h1, h2, h3, h4, h5, h6 {
  font-variant-ligatures: no-contextual;
  color: var(--text-primary);
  line-height: var(--lh-heading);
}

/* Spacing ve görsel vurgu */
h1 { margin: 0 0 2rem; word-break: break-word; text-decoration-color: var(--category-color); }
h2 { margin: 4rem 0 0.5rem; }
h3 { margin: 2rem 0 0.5rem; }
h4 { margin: 2rem 0 1rem; }
h5, h6 { margin: 2rem 0 1rem; text-transform: uppercase; }

/* Heading font tokenları + optik letter-spacing */
h1 { font: var(--type-heading-h1); letter-spacing: var(--ls-h-large); }
h2 { font: var(--type-heading-h2); letter-spacing: var(--ls-h-large); }
h3 { font: var(--type-heading-h3); letter-spacing: var(--ls-h-medium); }
h4 { font: var(--type-heading-h4); letter-spacing: var(--ls-h-medium); }
h5 { font: var(--type-heading-h5); letter-spacing: var(--ls-h-small); }
h6 { font: var(--type-heading-h6); letter-spacing: var(--ls-h-small); }

/* Paragraflar ve küçük metin */
p { margin: 0 0 0.8em; max-width: var(--max-width); color: var(--text-primary); }
small, .meta { font-size: var(--fs-small); line-height: var(--lh-ui); color: var(--text-secondary); }

/* Etiket ve buton metinleri */
.label, .button { font: var(--type-ui); }
.label--caps { letter-spacing: var(--ls-allcaps); text-transform: uppercase; }

/* Linkler – aksan sistemiyle hizalı */
a {
  color: var(--text-link);
  text-decoration-color: color-mix(in srgb, var(--accent-primary) 55%, transparent);
  text-underline-offset: 2px;
}
a:visited { color: var(--text-visited); }
a:hover, a:focus { text-decoration-color: var(--accent-primary); }
a:active { background-color: transparent; }

/* Dışa açılan link ikonu */
a[target="_blank"]::after {
  background-color: var(--icon-primary);
  content: "";
  display: inline-flex;
  height: 14px;
  margin-left: 4px;
  -webkit-mask-image: url("svg/arrow-square-out.svg");
  mask-image: url("svg/arrow-square-out.svg");
  -webkit-mask-size: cover;
  mask-size: cover;
  width: 14px;
  vertical-align: middle;
}

/* Blockquote */
blockquote {
  border-left: 4px solid var(--border-secondary);
  color: var(--text-secondary);
  background: var(--background-secondary);
  margin: 0 0 2rem;
  padding: 1rem 1.25rem;
  border-radius: var(--elem-radius);
}
blockquote p { margin: 0; }

/* Kod ve pre */
code, pre, kbd { font: var(--type-code); }
pre, code, .codebox { border-radius: var(--elem-radius); font-family: var(--font-code); tab-size: 4; }
code {
  background: var(--code-background-inline);
  color: var(--code-token-default);
  border: 1px solid var(--border-secondary);
  padding: 0.125rem 0.25rem;
  width: fit-content;
}
pre {
  background: var(--background-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-primary);
  margin: 1rem 0 2rem;
  padding: 1rem 2.5rem 1rem 1rem;
  overflow: auto;
}
pre code { background: none; color: inherit; border: 0; padding: 0; }

/* Matematik blokları */
math[display="block"] { margin: 1rem 0 2rem; }

/* Buton reset */
.button, button { -webkit-appearance: none; appearance: none; background: none; border: none; }

/* Design token tabanlı .button sistemi */
.button {
  --button-bg: var(--button-primary-default);
  --button-bg-hover: var(--button-primary-hover);
  --button-bg-active: var(--button-primary-active);
  --button-border-color: var(--button-primary-default);
  --button-focus-effect: var(--focus-01);
  --button-height: var(--form-elem-height, 2rem);
  --button-color: var(--text-invert);
  --button-font: var(--type-ui);
  --button-padding-x: 0.875rem;
  --button-padding-y: 0.5rem;
  --button-radius: var(--elem-radius, 0.25rem);

  cursor: pointer;
  display: inline-block;
  text-decoration: none;
  color: var(--button-color);
  border-radius: var(--button-radius);
}

/* İç sarmalayıcıyı koru (ikon/metin hizası için) */
.button-wrap {
  align-items: center;
  background-color: var(--button-bg);
  border: 1px solid var(--button-border-color);
  border-radius: var(--button-radius);
  color: var(--button-color);
  display: flex;
  font: var(--button-font);
  gap: .25rem;
  height: var(--button-height);
  justify-content: center;
  padding: var(--button-padding-y) var(--button-padding-x);
  position: relative;
}

/* Etkileşim durumları */
.button:hover .button-wrap,
.button.hover .button-wrap { background-color: var(--button-bg-hover); border-color: var(--button-bg-hover); }
.button:active .button-wrap { background-color: var(--button-bg-active); border-color: var(--button-bg-active); }
.button:focus-visible .button-wrap { outline: var(--focus-01); }

/* İkincil aksiyon (ghost/outlined) */
.button.action {
  --button-bg: var(--button-secondary-default);
  --button-bg-hover: var(--button-secondary-hover);
  --button-bg-active: var(--button-secondary-active);
  --button-border-color: var(--border-primary);
  --button-color: var(--color-text-primary);
}
.button.action .button-wrap { text-transform: uppercase; }

/* Semantik ton (kırmızı vurgu ihtiyacı) */
.button.action--danger .button-wrap { border-color: var(--button-secondary-border-red); }
.button.action--danger:focus-visible .button-wrap { border-color: var(--button-secondary-border-red-focus); outline: var(--focus-01); }

/* Basit button elementleri (class’sız) için rol stilleri */
button.primary {
  color: var(--text-invert);
  background: var(--button-primary-default);
  border: 1px solid transparent;
  font: var(--type-ui);
  min-height: var(--form-elem-height);
  padding: 0.5rem 0.875rem;
  border-radius: var(--elem-radius);
}
button.primary:hover { background: var(--button-primary-hover); }
button.primary:active { background: var(--button-primary-active); }
button.primary:focus-visible { outline: var(--focus-01); }

button.secondary {
  color: var(--color-text-primary);
  background: var(--button-secondary-default);
  border: 1px solid var(--border-primary);
  font: var(--type-ui);
  min-height: var(--form-elem-height);
  padding: 0.5rem 0.875rem;
  border-radius: var(--elem-radius);
}
button.secondary:hover { background: var(--button-secondary-hover); }
button.secondary:active { background: var(--button-secondary-active); }
button.secondary:focus-visible { outline: var(--focus-01); border-color: var(--button-secondary-border-focus); }

/* Form alanları */
input, select, button { min-height: var(--form-elem-height); line-height: var(--lh-ui); }

/* Başlıklarda inline code boyut uyumu */
h1 code, h2 code, h3 code, h4 code, h5 code, h6 code { font-size: inherit; }

/* H2 ardından yakın H3'ler için sıkı üst boşluk */
h2 ~ div ~ h3, h2 ~ h3 { margin-top: 1rem; }

/* Vurgu metin */
b, strong { font-weight: var(--wt-semibold); letter-spacing: 0.02rem; }

/* Yardımcı başlık sınıfları */
.h2-title, .h3-title, .div-title { margin: 0 0 1rem; }
.category-content .h2-title { margin: 0 0 2rem; }

/* Medya ve görseller */
img { height: auto; }

/* Semantik renk yardımcıları */
.red { color: var(--text-primary-red); }

/* Icon sistemleri */
svg use { fill: currentColor; }
.icon, .button .icon {
  width: var(--icon-size);
  height: var(--icon-size);
  color: currentColor; /* buton içinde metin rengiyle senkron */
  flex: 0 0 auto;
  display: inline-block;
}
.button.action.has-icon { font: var(--type-ui); text-transform: none; }
.main-menu-toggle .icon { width: 22px; height: 22px; }
.icon.icon-cancel { display: none; }
.menu-open .icon-menu { display: none; }
.menu-open .icon-cancel { display: inline-block; }

/* Tooltip — hardcoded yerine token’lar */
.has-tooltip { position: relative; }
.tooltip {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--text-primary);
  color: var(--text-invert);
  padding: 6px 10px;
  border-radius: 4px;
  font: var(--type-ui);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 10;
  box-shadow: var(--shadow-01);
  border: 1px solid var(--border-primary);
}
.has-tooltip:hover .tooltip { opacity: 1; }

/* Embed/iframe */
iframe {
  border: 1px solid var(--border-primary);
  max-width: 100%;
  width: 100%;
  background: var(--background-secondary);
  border-radius: var(--elem-radius);
}

/* Selection */
::selection {
  background: var(--accent-primary-engage);
  color: var(--text-primary);
}






/* Main Build */
html {
  font-family: var(--font-family-text);
  font-size: var(--font-size-root);
  font-feature-settings: "calt" 0;
  font-variant-alternates: styleset(disambiguation);
  line-height: var(--lh-body);
  color: var(--color-text-primary);
  overflow-wrap: break-word;
  color-scheme: light;
  background-color: var(--color-background-page);
  scroll-behavior: smooth;
}
main { display: flow-root; min-height: 80vh; }
.section-block:first-child { margin-top: 2rem; }

.container {
  margin-left: auto; margin-right: auto;
  max-width: var(--max-width);
  padding-left: var(--gutter); padding-right: var(--gutter);
  width: 100%;
}

.article-container { overflow-wrap: break-word; }
.article-container {
  margin: 0 auto;margin: 1.5rem 0;
  max-width: min(80vw + 4rem, var(--max-width));
}

.site-container { max-width: inherit; grid-template-columns: 100%; }
.post-container { display: grid; gap: 1rem; padding: 0 1rem; width: 100%; }

.site-header .container {
  align-items: center; display: flex; flex-flow: row wrap; gap: 2rem;
}

.layout-block { margin: 0 0 2rem; }
.content-area > * { margin: 0 0 2rem; }
.article-header > * { margin: 0 0 1rem; }

.c2, .c3 { column-count: 1; }
.grid { display: grid; gap: 20px; }
.grid-2, .grid-3, .grid-4, .grid-5 { display: grid; grid-template-columns: 1fr; }


.visually-hidden {
  border: 0 !important;
  clip: rect(1px,1px,1px,1px) !important;
  clip-path: inset(50%) !important;
  height: 1px !important; margin: -1px !important;
  overflow: hidden !important; padding: 0 !important;
  position: absolute !important; white-space: nowrap !important;
  width: 1px !important;
}
.hidden { display: none; }

/* Sidebar */
.sidebar { --offset: var(--top-nav-height); display: none; }
.sidebar h2 {
  --toc-header-font-size: var(--fs-2);
  font-size: var(--toc-header-font-size);
  font-weight: var(--wt-normal);
  letter-spacing: 0.094rem;
  margin: 0 0 1rem;
  color: var(--text-secondary);
}
.sidebar {
  --max-height: calc(100vh - var(--offset));
  max-height: var(--max-height);
  position: sticky; top: var(--offset); z-index: 100;
  overflow-y: auto;
        overflow-x: hidden;
}

/* Header */
.site-top-banner { position: static; }

.site-header {
  background-color: var(--background-primary);
  border-bottom: 1px solid var(--color-border-primary);
  position: relative; width: 100%;
  transition: background-color .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.sticky-header { position: sticky; top: 0; z-index: 900; }

.main-nav { order: 2; }

.site-header-wrap {
  align-items: center; display: flex; flex: 1 1;
  height: var(--top-nav-height); justify-content: space-between;
}

.site-header-main { display: none; justify-content: space-between; padding: 0; width: 100%; }
.site-header-main.menu-visible { display: flex; flex-direction: column; }

/* Shadow token ile uyumlu */
.site-header.show-nav { box-shadow: var(--shadow-02); }

.logo { align-items: center; display: flex; width: max-content;filter:var(--img-filter) }

/* Social & theme switcher */
.social-nav {
  display: flex; align-items: center; gap: 0.5rem;
}
.social-nav .icon, .theme-switcher .icon {
  width: 22.5px; height: 22.5px; color: var(--text-muted);
}

.theme-switcher { position: relative; display: inline-block; }
#theme-toggle, .social-nav a {
  background: none; border: 1px solid transparent; cursor: pointer;
  padding: 6px; border-radius: 6px; transition: background-color .2s, border-color .2s;
  line-height: 1;
  color: var(--text-secondary);
}
#theme-toggle:hover, .social-nav a:hover {
  background: var(--accent-primary-engage);
  border-color: var(--border-secondary);
}

/* Theme menu — hardcoded renkler kaldırıldı */
#theme-menu {
  position: absolute; top: 100%; right: 0;
  background: var(--background-primary);
  border: 1px solid var(--border-primary);
  border-radius: 6px;
  list-style: none;
  padding: 4px 0; margin: 4px 0 0;
  box-shadow: var(--shadow-02);
  z-index: 100;
}
#theme-menu li {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 16px; cursor: pointer; white-space: nowrap;
  color: var(--text-primary);
}
#theme-menu li svg { flex-shrink: 0; color: var(--text-muted); }
#theme-menu li:hover { background-color: var(--background-secondary); }

/* Main Menu */
ul.main-menu {
  box-sizing: border-box; list-style: none;
  margin-top: 1rem; padding: 0; width: 100%;
}
ul.main-menu li { position: relative; }
ul.main-menu li a {
  background: none;
  border-top: 1px solid var(--border-secondary);
  color: var(--text-secondary);
  cursor: pointer; display: flex; padding: 0.5rem;
  text-align: left; width: 100%;
}
.main-menu a { color: var(--text-secondary); }
ul.main-menu li a:hover { background: var(--accent-primary-engage); color: var(--text-primary); }

/* Breadcrumbs */
.breadcrumbs-bar {
  align-items: center;
  background-color: var(--color-background-primary);
  border-bottom: 1px solid var(--color-border-primary);
  column-gap: 1rem; display: flex;
  height: var(--breadcrumbs-bar-height);
  justify-content: end; max-width: 100vw;
  text-wrap: nowrap;
}

.breadcrumbs {
  align-items: center; display: flex; justify-content: flex-start;
  list-style: none; margin: 0 auto 0 0; min-width: 0;
  overflow-x: hidden; padding: 2px;font: var(--type-ui); font-weight: var();
}
.breadcrumbs li { display: flex; place-items: center; }

.breadcrumbs li a:not(:hover) { text-decoration: none; }
.breadcrumbs li a { color: var(--color-text-primary); }

.breadcrumbs li:not(:last-child)::after {
  background-color: var(--color-text-secondary);
  content: "";
  height: 1rem; margin-inline: .25rem;
  -webkit-mask-image: url("svg/caret-right.svg");
  mask-image: url("svg/caret-right.svg");
  -webkit-mask-size: cover; mask-size: cover;
  vertical-align: middle; width: 1rem; margin-top: 2px;
}

.breadcrumbs li:last-child { color: var(--color-text-secondary); }


/* Toc */
.toc-wrapper ul {
  margin: 0 0 2rem;
  padding: 0;
  list-style: none;
  font-size: var(--fs-small);
  line-height: var(--lh-ui);
}
.toc-wrapper ul li { padding: 0; }

.toc-wrapper ul li a {
  display: inline-block;
  padding: 0.5rem 1rem;
  color: var(--text-secondary);
  text-decoration: none;
  border-left: 2px solid var(--border-secondary);
  border-top-right-radius: var(--elem-radius);
  border-bottom-right-radius: var(--elem-radius);
  transition: background-color .15s, color .15s, border-color .15s;
}

.toc-wrapper ul li a:hover {
  background: var(--accent-primary-engage);
  color: var(--text-primary);
}

.toc-wrapper ul li.has-sub .toc-toggle a {
  border-left: none;
  padding-left: 0;
}

.toc-wrapper ul li a.active {
  background-color: var(--background-toc-active);
  border-left: 2px solid var(--category-color);
  color: var(--text-primary);
  font-weight: var(--wt-semibold);
}

.toc-wrapper ul li.has-sub .toc-toggle a.active { border-left: none; }

ul.toc-sublist { padding-left: 1rem; }

/* Toggle */
.toc-toggle {
  display: flex; align-items: center; gap: 8px;
  text-decoration: none;
  color: var(--text-secondary);
}
.toc-toggle:hover { color: var(--text-primary); }
.toc-toggle svg { transition: transform 0.3s ease; }
.toc-toggle[aria-expanded="true"] .icon { transform: rotate(0deg); }
.toc-toggle[aria-expanded="false"] .icon { transform: rotate(-90deg); }
.toc-toggle .icon { width: 16px; height: 16px; color: currentColor; }

/* İçerik bölümündeki TOC varyantı */
.content-area .toc-content ul { list-style: none; margin: 0; padding: 0; }
.content-area .toc-content h2 {
  font: var(--type-ui);
  letter-spacing: 0.094rem;
  margin: 0 0 .75rem;
  color: var(--text-secondary);
}
.content-area .toc-content .toc-wrapper ul li a { padding: 0 1rem; }
.content-area .toc-content nav { margin: 0; }



/* meta */
.post-time::after { content: attr(title); }
.article-meta, .wp-caption-text, .img-meta, .post-time { color: var(--text-muted); }

.article-meta, .post-time {
  font-size: var(--fs--1);
  line-height: var(--lh-ui);
}

.wp-caption-text, .img-meta {
  font-size: var(--fs-small);
  line-height: var(--lh-ui);
  margin: .25rem 0 0;
}

.latest-news .post-time {
  font-size: var(--fs-small);
  line-height: var(--lh-ui);
}



/* Content Area */
.content-area p > a {
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: color-mix(in srgb, var(--accent-primary) 60%, transparent);
}

.content-area p {
  margin: 0 0 2rem;
  font: var(--type-body);
  color: var(--text-primary);
}

.content-area ul, .content-area ol {
  margin: 1rem 0 2rem;
  padding-left: 2rem;
}

.content-area ul { list-style: disc; }
.content-area ul ul {
  list-style-type: circle;
  margin: 0;
  padding-left: 1rem;
}

.content-area ol { list-style: decimal; }
.content-area ol ol {
  list-style: lower-roman;
  margin: 0;
}

.content-area li { margin: 0.5rem 0; }

.content-area figure { margin-bottom: 1rem; }
.content-area blockquote > :last-child { margin-bottom: 0; }
.content-area .featured figure {
  width: fit-content;
}
.content-area .featured figure img {
  width: 100%;
}
.article-header p { font: var(--type-body); }




/* Table */
table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--background-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--elem-radius);
  overflow: hidden;
}

table th {
  text-align: left;
  font: var(--type-ui);
  color: var(--text-secondary);
  background: var(--background-secondary);
  line-height: var(--lh-ui);
  padding: 0.625rem 0.75rem;
  border-bottom: 1px solid var(--border-primary);
}

table td {
  color: var(--text-primary);
  padding: 0.625rem 0.75rem;
  vertical-align: middle;
  border-top: 1px solid var(--border-secondary);
}

table tr:nth-child(odd) td { background-color: var(--background-secondary); }

table td ul { margin: 0; }

table caption {
  font: var(--type-ui);
  color: var(--text-secondary);
  margin: 1rem 0 0.5rem;
  text-align: left;
}

/* Responsive kaydırma için sarmalayıcı önerisi */
.table-wrap {
  overflow: auto;
  border: 1px solid var(--border-primary);
  border-radius: var(--elem-radius);
  background: var(--background-primary);
}
.table-wrap table { border: 0; border-radius: 0; }


/* Home */



.featured-news-section {
    display: grid
;    width: 100%;
    position: relative;
    height: 100%;
    grid-template-columns: 1fr;
    margin: 0;
}

.featured-news-container {
    display: grid
;
    position: relative;
    height: 100%;
    gap: 1rem;
    height: -moz-fit-content;
    height: fit-content;
}
.featured-news-main {
    display: grid
;
    grid-template-columns: 1fr;
    align-self: start;
}
.featured-news-main-secondary  {
    display: flex
;
    gap: 1rem;
    flex-direction: column;
}



.featured-news-secondary-container  {
    display: flex
;
    gap: 30px;
    flex-direction: column;
    padding: 0;
}


.featured-news-container .post-list-item {
    width: 100%;
    max-width: 100%;
    overflow: hidden;
    display: flex
;
    flex-direction: column;
}


.featured-news-container .featured-news-main>.post-list-item {
    grid-column: 1;
    grid-row: 1 / span 2;
    height: -moz-fit-content;
    height: fit-content;
    align-self: start;
    margin-left: 0;
    max-height: inherit;
    font-size: 26px;
    line-height: 31px;
    margin-bottom: 1rem;
}

.post-img {
    width: 100%;
    aspect-ratio: auto;
    position: relative;
}



.latest-news-container  {
    position: relative;
    display: flex
;
    flex-direction: column;
    height: 100%;
    padding-block: 1rem;
    margin-top: 1rem;
}

.latest-news

{
    padding-left: .75rem;
    padding-bottom: 1.5rem;
    gap: 0;
    justify-content: space-between;
    border-radius: 4px;
    position: relative;
    display: flex
;
    flex-direction: column;
    z-index: 1;
}


.featured-news-main .post-heading h2 {font-size: 35px;}
.featured-news-main-secondary .post-heading h2 {font-size: 22px;}
.featured-news-secondary-container .post-heading h2 {font-size: 20px;}
.latest-news .post-heading h3 {font-size: 18px;}
/* Category Pages */

.category-container { padding-bottom: 2rem; }
.category-container p { margin: 0; }

.category-header .layout-block {
  max-width: 1024px;
  margin: 0 auto 2rem;
}

.category-header ul { list-style: none; margin: 0; padding: 0; }
.category-header ul li {
  margin-bottom: 0.25rem;
  font: var(--type-body);
  font-size: var(--fs-0);
  color: var(--text-secondary);
}

.category-header p {
  margin: 1.25rem 0;
  max-width: var(--max-reading-width);
  font: var(--type-body);
  color: var(--text-secondary);
}

/* Grid */
.category-container .grid { display: grid; gap: 20px; }
.category-container .grid-4 { grid-template-columns: 1fr 1fr; }


/* Post card */
.post-list-item {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.post-img-container {
  display: flex; justify-content: center; align-items: center;
  background: var(--background-secondary);
}
.post-img-container img { width: 100%; height: auto; display: block; aspect-ratio: 4/3; }

.post-heading { padding: 0.5rem 0 0; }
.post-list-item h2, .post-list-item h3 {
  margin: 0;
  line-height: var(--lh-heading);
  color: var(--text-primary);
}
.post-list-item h2 { font: var(--type-heading-h4); letter-spacing: var(--ls-h-medium); }
.post-list-item h3 { font: var(--type-heading-h5); letter-spacing: var(--ls-h-small); }

.post-list-item p {
  margin: 0.9375rem 0 0.625rem;
  color: var(--text-secondary);
  font: var(--type-body);
}

/* Hover/active davranışı */
.post-list-item a { text-decoration: none; color: inherit; }
.post-list-item a:hover { text-decoration: none; }

/* Üstte “play”/tagline alanı */
.post-loop-tagline {
  position: absolute; top: 10px; left: 10px;
  display: flex; gap: 10px;
  z-index: 2;
}
.tagline-play {
  border-style: solid;
  border-width: 16px 24px;
  border-color: transparent transparent transparent var(--background-primary);
  opacity: 0.75;
  filter: drop-shadow(0 1px 1px rgba(0,0,0,.12));
}

/* Loop liste (list-style) */
.post-list-item.loop-cat {
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-primary);
  border-radius: 0;
  box-shadow: none;
  background: transparent;
}
.post-list-item.loop-cat:last-child { border-width: 0; margin-bottom: 0; padding-bottom: 0; }
.post-list-item.loop-cat .post-img { margin-bottom: 15px; }
.post-list-item.loop-cat h3 { font: var(--type-heading-h5); }
.post-list-item.loop-cat p { font-size: var(--fs-small); display: none; color: var(--text-secondary); }
.post-details { flex: 1 1 0%; max-width: var(--max-reading-width);}
.category-loop { margin-bottom: 40px; }

/* Sub-categories — pill nav */
.category-loop.sub-categories {
  display: flex; flex-flow: wrap; gap: 0.75rem;
}

.category-loop .post-list-item { display: block; background: none; border: 0; box-shadow: none; }

.post-list-item .cat-item a,
.category-loop .cat-item a {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.5rem 0.875rem;
  border-radius: 999px;
  border: 1px solid var(--color-border-primary, var(--border-primary));
  background: var(--button-secondary-default, var(--background-secondary));
  color: var(--color-text-primary, var(--text-primary));
  text-decoration: none;
  font: var(--type-ui);
  font-weight: var(--wt-semibold);
  white-space: nowrap;
  transition: color .15s, background .15s, border-color .15s, box-shadow .15s, transform .06s;
  box-shadow: var(--shadow-01);
}

.category-loop .cat-item a:hover {
  border-color: var(--color-border-active, var(--field-focus-border));
  box-shadow: var(--shadow-02);
}
.category-loop .cat-item a:focus-visible {
  outline: none;
  box-shadow: var(--focus-01);
}

.category-loop .cat-item a.is-active {
  background: var(--accent-primary);
  color: var(--text-invert);
  border-color: var(--accent-primary);
}
.category-loop .cat-item a.is-parent {
  background: var(--button-secondary-inactive, var(--background-secondary));
}

/* Yatay kaydırılabilir alt kategori şeridi (çok öğe) */
.category-subnav {
  display: flex; gap: 0.5rem;
  overflow-x: auto; overscroll-behavior-x: contain;
  scrollbar-width: thin;
  padding-bottom: 0.25rem;
}
.category-subnav .post-list-item { flex: 0 0 auto; }

/* Opsiyonel sağa ok */
.category-loop .cat-item a::after {
  content: "›";
  font-size: 0.9em;
  opacity: .6;
}
.category-loop .cat-item a.is-active::after { opacity: .9; }

/* Page nav */
/* Nav sayfalama: dikey yığılma */
.page-nav { flex-direction: column; gap: 0.5rem; }
.page-nav a { width: 100%; min-width: 0; }

.page-nav {
  display: flex;  align-items: center; justify-content: space-between;
  margin: 1.5rem 0;
}
.page-nav a {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  min-width: 9rem; padding: 0.75rem 1rem;
  font: var(--type-ui); font-weight: var(--wt-semibold);
  text-decoration: none; border-radius: 0.5rem;
  border: 1px solid var(--color-border-primary, var(--border-primary));
  color: var(--color-text-primary, var(--text-primary));
  background: var(--button-secondary-default, var(--background-primary));
  transition: background .15s, color .15s, border-color .15s, transform .06s, box-shadow .15s;
}
.page-nav .page-nav-previous a {
  background: var(--button-secondary-inactive, var(--background-secondary));
}
.page-nav .page-nav-next a {
  background: var(--accent-primary);
  color: var(--text-invert);
  border-color: var(--accent-primary);
}
.page-nav a:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-02);
  border-color: var(--color-border-active, var(--field-focus-border));
}
.page-nav .page-nav-next a:hover { filter: brightness(1.05); }
.page-nav a:active { transform: translateY(0); }
.page-nav a:focus { outline: none; box-shadow: var(--focus-01); }
.page-nav a.is-disabled, .page-nav a[aria-disabled="true"] {
  pointer-events: none; opacity: .6; filter: grayscale(.1);
}

.page-nav .page-nav-previous a::before { content: "←"; font-size: 1rem; opacity: .9; }
.page-nav .page-nav-next a::after { content: "→"; font-size: 1rem; opacity: .9; }

/* Search */

/* Search */
.in-post-search { position: relative; }

form.search {
  position: relative;
  max-width: 400px;
  margin: 1.25rem auto;
}

form.search input.input_search {
  width: 100%;
  padding: 0.625rem 0.875rem;
  font: var(--type-ui);
  color: var(--text-primary);
  background: var(--background-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--elem-radius);
  box-shadow: inset 0 1px 3px color-mix(in srgb, var(--color-border-primary) 35%, transparent);
  transition: border-color .2s ease, box-shadow .2s ease, background-color .2s ease;
}

form.search input.input_search::placeholder { color: var(--text-inactive); }

form.search input.input_search:hover {
  border-color: var(--border-secondary);
  background: var(--background-secondary);
}

form.search input.input_search:focus {
  border-color: var(--field-focus-border);
  outline: none;
  box-shadow: var(--focus-01);
  background: var(--background-primary);
}

/* Suggestion dropdown */
.search_result {
  position: absolute;
  top: 100%; left: 0; right: 0;
  z-index: 999;
  background: var(--background-primary);
  border: 1px solid var(--border-primary);
  border-top: none;
  border-radius: 0 0 var(--elem-radius) var(--elem-radius);
  box-shadow: var(--shadow-02);
  max-height: 300px;
  overflow-y: auto;
}

.search_result ul.search_suggestions { list-style: none; margin: 0; padding: 0; }

.search_result ul.search_suggestions li {
  padding: 0.625rem 0.875rem;
  border-bottom: 1px solid var(--border-secondary);
  cursor: pointer;
  transition: background-color .2s ease;
}

.search_result ul.search_suggestions li:hover {
  background: var(--accent-primary-engage);
}

.search_result ul.search_suggestions li a {
  text-decoration: none;
  color: var(--text-primary);
  display: block;
  font: var(--type-body);
}

.search_result ul.search_suggestions li small {
  color: var(--text-muted);
  font-size: var(--fs-tiny);
  margin-left: 0.375rem;
}

/* Article Footer Posts */
.related-feed .post-heading div {
  font: var(--type-heading-h5);
  line-height: var(--lh-heading);
  color: var(--text-primary);
}
.related-feed-cat .post-heading div {
  font-weight: var(--wt-semibold);
}

/* Ads */
.xdg { position: relative; width: 100%; max-width: 100%; }
.xdg .adsbygoogle { display:block; width:100%; } /* position:static kalacak */
.xdg-side { overflow: visible; } /* kesme yok */

/* Content Video & Iframe */ 

.content-area iframe,
.content-area-video,
.content-area p iframe,
.alignnone { max-width: 100%; }

.fvideo, .content-area-video {
  position: relative;
  height: 0;
  padding-bottom: 56.25%; /* 16:9 */
  padding-top: 25px;
  background: var(--background-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--elem-radius);
  overflow: hidden;
}

.fvideo iframe, .content-area-video iframe {
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
  border: 0;
}

.content-area-video { margin-bottom: 0.625rem; }

/* Read More Box */
.rmb-box {
  border: 1px solid var(--border-primary);
  padding: 0.5rem 0.75rem;
  border-radius: var(--elem-radius);
  background: var(--background-primary);
}

.rmb-box a {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  text-decoration: none;
  color: var(--text-primary);
}

.rmb-thumb img {
  border-radius: var(--elem-radius);
  object-fit: cover;
  display: block;
}

.rmb-content strong {
  display: block;
  font-weight: var(--wt-semibold);
  margin-bottom: 0.25rem;
  color: var(--text-primary);
}

.rmb-content span {
  color: var(--text-secondary);
  font-size: var(--fs-small);
}

/* captions */
.alignleft img, .alignright img {
  float: none;
  margin: 0;
  max-width: 100%;
  height: auto;
  display: block;
}

.content-area p .alignleft,
.content-area p .alignright,
.content-area p .aligncenter { margin-left: 0; margin-right: 0; }

.content-area figure.aligncenter {
  max-width: calc(100% - 30px);
}


/* Codebox */
/* Codebox */
.codebox {
  margin-bottom: 2rem;
  position: relative;
  border: 1px solid var(--color-border-primary);
  border-radius: var(--elem-radius);
  overflow: hidden;
  background: var(--background-primary);
  box-shadow: var(--shadow-01);
}

.codebox-header {
  display: flex; align-items: center; gap: 0.5rem;
  min-height: 3.1rem;
  padding: 0.5rem 1rem;
  line-height: var(--lh-ui);
  border-bottom: 1px solid var(--color-border-primary);
  background: var(--background-secondary);
  color: var(--text-secondary);
}

.codebox-header .codebox-copy { margin-left: auto; }
.codebox-copy { align-self: center; cursor: pointer; padding: 0; }
.codebox-copy .icon { width: 20px; height: 20px; vertical-align: middle; }

.codebox-content {
  overflow-x: auto;
  background-color: var(--color-background-secondary);
  padding: 1rem 2.5rem 1rem 0;
}

.codebox-row {
  display: flex;
  white-space: pre;
  font: var(--type-code);
  color: var(--code-token-default);
}

.codebox-line-number {
  width: 30px; min-width: 30px; text-align: right;
  user-select: none; margin-right: 10px;
  color: var(--text-inactive);
}

.codebox-line {
  flex: 1; display: inline-block; min-height: 1.2em;
  white-space: pre; color: var(--text-primary);
}

/* İçerikteki code/pre ile görsel bağ */
.codebox .codebox-header ~ iframe,
.codebox .codebox-header ~ div {
  border-top: none;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
  margin-top: 0;
}


/* Gallery */

/* Gallery */
.tr-places-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 15px;
  margin-top: 20px;
}

.gallery-thumb {
  width: 100%;
  height: auto;
  transition: transform 0.2s ease;
  border-radius: var(--elem-radius);
  overflow: hidden;
  display: block;
}

.gallery-thumb:hover { transform: scale(1.05); }

/* Duraklar */
.content-area .route-stations-grid ol { padding-left: 0; }

.route-stations-grid {
  display: flex; flex-wrap: wrap; gap: 30px;
  max-height: 60vh; overflow-x: auto;
}

.route-stations-grid h3,
.schedule-block h3 { margin: 0 0 1rem; color: var(--text-primary); }

.station-block, .schedule-block {
  flex: 1; min-width: 300px;
  border: 1px solid var(--border-primary);
  border-radius: var(--elem-radius);
  background: var(--background-secondary);
  padding: 1rem;
}

.station-row {
  display: flex; align-items: center; gap: 10px;
  border-bottom: 1px solid var(--border-secondary);
  padding: .3rem 0;
}
.station-row:last-child { border-bottom: 0; }

.station-row a { color: var(--text-secondary); text-decoration: none; }
.station-row a:hover { color: var(--mark-color); }

/* Numara rozeti: metin rengi her modda okunur */
.station-number {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--mark-color);
  color: var(--text-invert);
  font-size: 14px; font-weight: var(--wt-bold);
  display: flex; align-items: center; justify-content: center;
  flex: 0 0 28px;
}
/* İstasyon başlığı tıklanabilir alanı */
.station-number + a { flex: 1; color: var(--text-primary); }

/* Sefer saatleri */
.route-schedule-grid {
  display: flex; flex-wrap: wrap; gap: 30px;
  max-height: 60vh; overflow-x: auto;
}
.schedule-block { flex: 1; min-width: 300px; }

.schedule-header {
  display: flex; font-weight: var(--wt-semibold);
  border-bottom: 1px solid var(--border-primary);
  padding: 8px 0; color: var(--text-secondary);
}

.schedule-header div,
.schedule-row div {
  width: 33%; text-align: center;
}

.schedule-row {
  display: flex; margin: .3rem 0;
  border-bottom: 1px solid var(--border-secondary);
  color: var(--text-primary);
}
.schedule-block div.schedule-row:last-child { border-bottom: none; }
.schedule-block h3 { text-align: center; }

/* Note block */
.note-block:first-of-type { margin-top: 2rem; }
.note-block:last-of-type { margin-bottom: 2rem; }
.note-block, .note-block li, .note-block p { color: var(--text-secondary); }

.note-block {
  background-color: var(--background-information);
  border-left: 2px solid var(--icon-information);
  border-radius: var(--elem-radius);
  box-shadow: var(--shadow-01);
  padding: 1rem 1rem 1rem 3rem;
  position: relative;
}

.note-block:before {
  background-color: var(--icon-information);
  content: "";
  display: block;
  height: 1.2rem; width: 1.2rem;
  position: absolute; top: 1.35rem; left: 1rem;
  -webkit-mask-image: url(svg/info-fill.svg);
  mask-image: url(svg/info-fill.svg);
  -webkit-mask-position: center; mask-position: center;
  -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat;
  -webkit-mask-size: contain; mask-size: contain;
}

.article-container .note-block > * { margin: 0 0 1rem; }
.article-container .note-block ul { padding-left: 1.35rem; }

/* Maps */
.content-map {
  height: 456px; position: relative;
  border-bottom: 1px solid var(--border-primary);
  background: var(--background-primary);
}

.custom-marker-icon {
  background: transparent; border: none; display: block;
  position: relative; z-index: 1000;
}
.custom-marker-icon .icon {
  color: var(--mark-color);
  width: 32px; height: 32px; margin-top: 30px;
}
#hatMap .custom-marker-icon .icon {
  width: 16px; height: 16px; margin-top: 8px;
}

.map-container {
  width: 100%; height: 200px;
  box-shadow: var(--shadow-02);
  margin-bottom: 30px;
  border-bottom: 1px solid var(--border-primary);
  background: var(--background-primary);
  border-radius: var(--elem-radius);
  overflow: hidden;
}

/* Konum adres */
.address-info { font-size: var(--fs-0); color: var(--text-primary); }
.address-info li { margin-bottom: 10px; }



/* Footer container */
.footer {
  background-color: var(--color-background-primary);
  border-top: 1px solid var(--color-border-primary);
  color: var(--color-text-secondary);
}

.footer a { color: var(--text-secondary); text-decoration: none; }
.footer a:hover { color: var(--text-primary); text-decoration: underline; text-underline-offset: 2px; }
.footer a:focus-visible { outline: none; box-shadow: var(--focus-01); border-radius: 4px; }

/* İç grid */
.footer-inner .container {
  display: grid;
  align-items: start;
  row-gap: 2rem;
  column-gap: 1rem;
  padding-block: 2rem 1.5rem;
  grid-template-columns: 1fr; /* mobile */
}

@media (min-width: 720px) {
  .footer-inner .container {
    grid-template-columns: 1fr 1fr; /* tablet/desktop */
  }
}

/* Sol blok (logo/bilgi/sosyal) */
.footer-info {
  display: grid;
  justify-items: start;
  row-gap: 1rem;
  min-width: 0;
}

/* Sosyal ikonlar */
.footer .social-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;    margin: 1rem 0 0;
}
.footer .social-nav .icon { width: 22px; height: 22px; color: var(--text-muted); }
.footer .social-nav .social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  inline-size: 36px; block-size: 36px;
  border-radius: 8px;
  border: 1px solid transparent;
  transition: background-color .15s, color .15s, border-color .15s, transform .06s;
}
.footer .social-nav .social-link:hover {
  background: var(--accent-primary-engage);
  color: var(--text-primary);
}
.footer .social-nav .social-link:focus-visible {
  box-shadow: var(--focus-01);
  border-color: var(--border-primary);
}

/* Footer menü */
.footer-menu { display: grid; }
.footer-menu ul { justify-content: left;flex-flow: column;list-style: none; margin: 0; padding: 0;    display: flex;gap: var(--gutter); }
.footer-menu li { margin: 0; }



/* Menü linkleri—UI tip, satır aralığı net */
.footer-menu a {
  display: inline-block;
  padding: 0.25rem 0;
  font: var(--type-ui);
  color: var(--text-secondary);
  text-decoration: none;
  transition: color .15s;
}
.footer-menu a:hover { color: var(--text-primary); text-decoration: underline; }

.social-nav {font: var(--type-label-s);
  color: var(--text-secondary);}
/* Alt şerit */
.footer-bottom .container {
  display: grid;
  grid-template-columns: 1fr;
  align-items: start;
  justify-items: start;
  row-gap: 1rem;
  column-gap: 1.5rem;
  padding-block: 1.25rem;
  border-block-start: 1px solid var(--color-border-primary);
}

/* Telif metni */
.footer .copyright {
  font: var(--type-ui);
  color: var(--text-muted);justify-self: center; /* yatay */
  align-self: center;   /* dikey */
  text-align: center; 
}

/* Opsiyonel: küçük ayrımcı sap */
.footer .divider {
  width: 100%;
  height: 1px;
  background: var(--color-border-primary);
  opacity: .65;
}

/* Karanlık mod bağışıklığı (tokenlar zaten temaya bağlı) — extra yok */







/* Çok dar telefonlar iyileştirmesi */
@media (max-width: 360px) {
  .footer .social-nav { gap: 0.375rem; }
  .footer .social-nav .social-link { inline-size: 32px; block-size: 32px; }
}

/* sm: >=480px */
@media (min-width: 480px) {
  .row { display: flex; align-items: flex-start; justify-content: flex-start; }

  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; } /* sm’de 2 kolon mantıklı */
  .grid-5 { grid-template-columns: repeat(5, 1fr); }

  .home-container .grid-5 { grid-template-columns: 1fr 1fr; }
  .home-container .grid-2 { grid-template-columns: 1fr; }

  .page-nav { flex-direction: row; gap: 0.75rem;}

  .h2-title, .div-title { font-size: clamp(1.125rem, 1vw + 0.9rem, 1.3125rem); } /* ~18–21px */
  .h3-title { font-size: clamp(1rem, 0.8vw + 0.85rem, 1.1875rem); } /* ~16–19px */

  .alignright { float: right; max-width: 50%; margin-top: 8px; }
  .alignleft  { float: left;  max-width: 50%; margin-top: 8px; }

  .article-meta li { display: inline-block; }
  .article-meta li:before { content: "-"; margin: 0 .5rem; }
  .article-meta li:first-child:before, .article-meta li.image-credit:before { content: ""; margin: 0; }

  /* Loop kategori: yatay düzende */
  .post-list-item.loop-cat { display: flex; gap: 10px; flex-direction: row; width: 100%; }
  .post-list-item.loop-cat .post-img { flex: 1 1 0%; margin-right: 15px; max-width: 300px; }
  .post-list-item.loop-cat h3 { font: var(--type-heading-h4); }

  /* Sütunlu paragraflar */
  .c2, .c3 { column-count: 2; }

  /* Featured news yan sütun 2’li grid */
  .featured-news-main-secondary { flex-direction: row; }
  .featured-news-secondary-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .latest-news { gap: 0; }

  .footer-menu ul { justify-content: right;flex-flow: row;}


}

/* md: >=768px */
@media (min-width: 768px) {
  .main-menu-toggle, .content-area .toc-content { display: none; }

  ul.main-menu li a { padding: 1rem 0.5rem; border-top: none; }
  .site-header-wrap { flex: 0 1; }
  .site-header-main {
    align-items: center; display: flex; flex: 1 1;
    flex-direction: row; gap: 0.5rem; position: static; padding: 0; z-index: auto;
  }
  .main-nav { margin-right: auto; order: 0; width: max-content; }
  ul.main-menu {
    align-items: center; display: flex; justify-content: space-around; margin: 0 auto 0 0;
  }
  ul.main-menu li { flex-shrink: 0; }

  .post-list-item.loop-cat p {display: block;}

  .sidebar { display: flex; flex-direction: column; z-index: auto; }

  .article-container { max-width: 52rem; }
  .toc > nav, .xdg > ins { margin-top: 2rem; }

  .rmb-box { max-width: 60%; }


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

  .header-menu { display: flex; }
  .header-start { width: auto; }
  .alignnone img, .content-area .content-area-video, .content-area .xdg, .alignnone { max-width: 100%; }

  .h2-title { font-size: clamp(1.25rem, 1vw + 1rem, 1.4375rem); }

  .alignright { float: right; max-width: 50%; margin-right: 0; }
  .alignleft  { float: left;  max-width: 50%; margin-left: 0; }
  .content-area-video { clear: both; width: 100%; }

  .c3 { column-count: 3; }

  .article-meta li.image-credit:before { content: "\2022"; margin-right: 8px; }
  .article-meta li.image-credit { display: inline-block; }

  /* Video: aspect-ratio ile çözüm, fixed px yerine */
  .fvideo { position: relative; padding: 0; height: auto; aspect-ratio: 16 / 9; width: 100%; max-width: 812px; }
  .fvideo iframe { position: absolute; inset: 0; width: 100%; height: 100%; }

  .content-area p img.alignnone { max-width: 812px; width: auto; }

  .category-content { border-right: 1px solid var(--border-primary); padding-right: 30px; max-width: fit-content;}

  .home-container .grid-5 { grid-template-columns: repeat(4, 1fr); }
  .home-container .grid-2 { grid-template-columns: 1fr 1fr; }

  .latest-news-container { margin-top: 0; padding-block: 0; }

  /* Featured news ikincil alan: 3-4’lü grid */
  .featured-news-secondary-container {
    grid-template-columns: repeat(4, 1fr);
  }

  .featured-news-secondary {
    display: grid; position: relative; height: 100%;
  }

  /* Başlık boyutları token’lara bağlandı */
  .featured-news-main .post-heading h2 {
    font: var(--wt-semibold) clamp(var(--h3-size), 1.5vw + 1rem, var(--h2-size)) / var(--lh-heading) var(--font-heading);
    letter-spacing: var(--ls-h-large);
  }
  .featured-news-main-secondary .post-heading h2 { font: var(--type-heading-h4); }
  .featured-news-secondary-container .post-heading h2,
  .post-heading h3 { font: var(--type-heading-h5); }
  .latest-news .post-heading h3 { font: var(--type-heading-h6); }

  .post-container { grid-template-columns: minmax(auto, 1fr) minmax(0, 100%); }


}

/* lg: >=1024px */
@media (min-width: 1024px) {
  ul.main-menu { gap: 1rem; }

  .post-container {
    grid-template-columns: minmax(10rem, 1fr) minmax(0, 52rem) minmax(auto, 1fr);
  }

  .sidebar {
    display: flex; flex-direction: column; gap: 0;
    height: calc(100vh - var(--offset));
   position: sticky; top: var(--offset);
  }

  .xdg-side { display: block; }


  .home-container .grid-5 { grid-template-columns: repeat(5, 1fr); }

  .featured-news-section {
    grid-template-columns: minmax(0, 2fr) 265px;
    gap: 1rem;
  }

  .featured-news-main { 
    grid-template-columns: 1fr 265px; column-gap: 1rem;
    grid-template-rows: auto auto;
  }

  .featured-news-main-secondary { flex-direction: column; gap: 30px; }

  .latest-news {
    padding-left: .75rem; width: 100%; height: 100%;
    justify-content: space-between; padding-inline: .5rem; gap: 0;
  }

  .featured-news-main > .post-list-item img { aspect-ratio: 3 / 1.85; }


}

/* xl: >=1440px */
@media (min-width: 1440px) {
  .post-container {
    grid-template-columns: minmax(15rem, 1fr) minmax(0, 52rem) minmax(15rem, 1fr);
  }

  .toc {
    height: max-content;
    max-height: calc(100vh - var(--offset));
    overflow: auto; position: sticky;
  }
}