/*
Theme Name: Probius
Theme URI: https://probius.com.tr
Author: Probius
Description: Risk, Forensic & Compliance — bağımsız inceleme, danışmanlık ve teknoloji için özel hazırlanmış kurumsal WordPress teması. Evidence first.
Version: 1.0.0
Requires at least: 6.2
Tested up to: 6.6
Requires PHP: 7.4
Text Domain: probius
*/

/* =========================================================
   PROBIUS — Marka Sistemi (Design Tokens)
   ========================================================= */
:root {
  --pr-graphite: #34343A;   /* ana */
  --pr-paper:    #FBFAF8;   /* zemin */
  --pr-gold:     #B58C3E;   /* vurgu */
  --pr-gold-soft:#C9A659;
  --pr-gray:     #6F6F6B;   /* yardımcı */
  --pr-petrol:   #17302F;   /* hero bandı koyu */
  --pr-petrol-2: #203F3D;   /* hero bandı açık */
  --pr-line:     #E7E3DC;   /* ince ayraç */
  --pr-line-2:   #DAD5CC;
  --pr-ink:      #2A2A2F;   /* gövde metni */

  --pr-serif: "Spectral", Georgia, "Times New Roman", serif;
  --pr-sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --pr-wrap: 1180px;
  --pr-gutter: clamp(20px, 5vw, 64px);
  --pr-radius: 4px;
  --pr-shadow: 0 1px 2px rgba(52,52,58,.04), 0 12px 32px rgba(52,52,58,.06);
  --pr-ease: cubic-bezier(.22,.61,.36,1);
}

/* =========================================================
   Reset / Temel
   ========================================================= */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--pr-paper);
  color: var(--pr-ink);
  font-family: var(--pr-sans);
  font-size: 17px;
  line-height: 1.7;
  font-feature-settings: "kern", "liga";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1,h2,h3,h4 { font-family: var(--pr-serif); color: var(--pr-graphite); font-weight: 600; line-height: 1.18; letter-spacing: -.01em; margin: 0 0 .5em; }
p { margin: 0 0 1.1em; }
::selection { background: rgba(181,140,62,.22); }

.pr-wrap { width: 100%; max-width: var(--pr-wrap); margin-inline: auto; padding-inline: var(--pr-gutter); }
.pr-eyebrow {
  font-family: var(--pr-sans); font-size: 12px; letter-spacing: .18em;
  text-transform: uppercase; color: var(--pr-gold); font-weight: 600; margin: 0 0 16px;
}
.pr-lead { font-size: 19px; color: var(--pr-gray); max-width: 62ch; }
.pr-section { padding-block: clamp(64px, 9vw, 128px); }
.pr-section--line { border-top: 1px solid var(--pr-line); }

/* =========================================================
   Butonlar
   ========================================================= */
.pr-btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--pr-sans); font-size: 14.5px; font-weight: 600; letter-spacing: .01em;
  padding: 14px 26px; border-radius: var(--pr-radius); cursor: pointer;
  border: 1px solid transparent; transition: transform .25s var(--pr-ease), background .25s var(--pr-ease), color .25s var(--pr-ease), border-color .25s var(--pr-ease);
}
.pr-btn--primary { background: var(--pr-graphite); color: var(--pr-paper); }
.pr-btn--primary:hover { background: #26262b; transform: translateY(-1px); }
.pr-btn--gold { background: var(--pr-gold); color: #1c1503; }
.pr-btn--gold:hover { background: var(--pr-gold-soft); transform: translateY(-1px); }
.pr-btn--ghost { background: transparent; color: var(--pr-graphite); border-color: var(--pr-line-2); }
.pr-btn--ghost:hover { border-color: var(--pr-graphite); }
.pr-btn--onDark { background: var(--pr-gold); color: #1c1503; }
.pr-btn--onDark:hover { background: var(--pr-gold-soft); }
.pr-btn--ghostDark { background: transparent; color: var(--pr-paper); border-color: rgba(251,250,248,.28); }
.pr-btn--ghostDark:hover { border-color: var(--pr-paper); }

/* =========================================================
   Header
   ========================================================= */
.pr-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(251,250,248,.82); backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid transparent; transition: border-color .3s var(--pr-ease), background .3s var(--pr-ease);
}
.pr-header.is-stuck { border-bottom-color: var(--pr-line); }
.pr-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 76px; }
.pr-brand { display: inline-flex; align-items: center; gap: 12px; }
.pr-brand__mark { width: 30px; height: 30px; flex: none; }
.pr-brand__text { display: flex; flex-direction: column; line-height: 1; }
.pr-brand__word { font-family: var(--pr-serif); font-size: 21px; font-weight: 600; color: var(--pr-graphite); letter-spacing: .01em; }
.pr-brand__word b { color: var(--pr-gold); font-weight: 600; }
.pr-brand__sub { font-family: var(--pr-sans); font-size: 9.5px; letter-spacing: .2em; text-transform: uppercase; color: var(--pr-gray); margin-top: 5px; }

.pr-nav { display: flex; align-items: center; gap: 30px; }
.pr-nav__list { display: flex; gap: 28px; list-style: none; margin: 0; padding: 0; }
.pr-nav__list a { font-size: 15px; color: var(--pr-graphite); position: relative; padding: 6px 0; }
.pr-nav__list a::after { content: ""; position: absolute; left: 0; bottom: 0; height: 1.5px; width: 0; background: var(--pr-gold); transition: width .3s var(--pr-ease); }
.pr-nav__list a:hover::after, .pr-nav__list .current-menu-item > a::after { width: 100%; }

.pr-lang { display: inline-flex; border: 1px solid var(--pr-line-2); border-radius: var(--pr-radius); overflow: hidden; }
.pr-lang button { font-family: var(--pr-sans); font-size: 12.5px; font-weight: 600; padding: 6px 11px; background: transparent; border: 0; color: var(--pr-gray); cursor: pointer; transition: background .2s, color .2s; }
.pr-lang button.is-active { background: var(--pr-graphite); color: var(--pr-paper); }

.pr-burger { display: none; width: 42px; height: 42px; border: 1px solid var(--pr-line-2); border-radius: var(--pr-radius); background: transparent; cursor: pointer; }
.pr-burger span { display: block; width: 18px; height: 1.5px; background: var(--pr-graphite); margin: 4px auto; transition: transform .3s var(--pr-ease), opacity .2s; }
.pr-burger.is-open span:nth-child(1){ transform: translateY(5.5px) rotate(45deg); }
.pr-burger.is-open span:nth-child(2){ opacity: 0; }
.pr-burger.is-open span:nth-child(3){ transform: translateY(-5.5px) rotate(-45deg); }

/* =========================================================
   Hero
   ========================================================= */
.pr-hero { position: relative; overflow: hidden; background: var(--pr-paper); }
.pr-hero__grid { display: grid; grid-template-columns: 1.55fr .95fr; gap: clamp(32px, 5vw, 72px); align-items: center; padding-block: clamp(56px, 8vw, 104px); }
.pr-hero__title { font-size: clamp(38px, 6vw, 66px); line-height: 1.06; margin: 18px 0 22px; }
.pr-hero__desc { font-size: 18.5px; color: var(--pr-gray); max-width: 54ch; margin-bottom: 30px; }
.pr-hero__cta { display: flex; flex-wrap: wrap; gap: 14px; }

.pr-hero__card { background: var(--pr-petrol); color: var(--pr-paper); border-radius: 8px; padding: 30px; box-shadow: var(--pr-shadow); }
.pr-hero__card h3 { color: var(--pr-paper); font-size: 16px; font-family: var(--pr-sans); font-weight: 600; letter-spacing: .02em; margin-bottom: 20px; opacity: .85; }
.pr-signal { display: flex; gap: 14px; padding: 16px 0; border-top: 1px solid rgba(251,250,248,.12); }
.pr-signal:first-of-type { border-top: 0; }
.pr-signal__k { font-family: var(--pr-serif); color: var(--pr-gold-soft); font-size: 15px; min-width: 78px; }
.pr-signal__v { font-size: 14.5px; color: rgba(251,250,248,.8); line-height: 1.5; }

.pr-phases { display: flex; flex-wrap: wrap; gap: 10px 0; align-items: center; border-top: 1px solid var(--pr-line); padding-top: 26px; margin-top: 8px; }
.pr-phases span { font-family: var(--pr-serif); font-size: 16px; color: var(--pr-graphite); }
.pr-phases i { color: var(--pr-gold); font-style: normal; margin: 0 18px; }

/* =========================================================
   Intro band
   ========================================================= */
.pr-intro { background: var(--pr-petrol); color: var(--pr-paper); }
.pr-intro .pr-section { padding-block: clamp(56px, 7vw, 96px); }
.pr-intro p { font-family: var(--pr-serif); font-size: clamp(20px, 2.4vw, 27px); line-height: 1.5; max-width: 50ch; color: rgba(251,250,248,.92); }

/* =========================================================
   Hizmetler
   ========================================================= */
.pr-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pr-card {
  background: #fff; border: 1px solid var(--pr-line); border-radius: 8px; padding: 34px 30px;
  transition: transform .3s var(--pr-ease), box-shadow .3s var(--pr-ease), border-color .3s var(--pr-ease);
}
.pr-card:hover { transform: translateY(-3px); box-shadow: var(--pr-shadow); border-color: var(--pr-line-2); }
.pr-card__no { font-family: var(--pr-serif); font-size: 14px; color: var(--pr-gold); letter-spacing: .04em; }
.pr-card__role { font-family: var(--pr-sans); font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--pr-gray); margin: 14px 0 6px; }
.pr-card h3 { font-size: 23px; margin-bottom: 12px; }
.pr-card p { font-size: 15.5px; color: var(--pr-gray); margin-bottom: 16px; }
.pr-card__tags { font-size: 13.5px; color: var(--pr-graphite); border-top: 1px solid var(--pr-line); padding-top: 14px; }

/* =========================================================
   Teknoloji
   ========================================================= */
.pr-tech { background: var(--pr-graphite); color: var(--pr-paper); }
.pr-tech h2, .pr-tech .pr-eyebrow { color: var(--pr-paper); }
.pr-tech .pr-eyebrow { color: var(--pr-gold-soft); }
.pr-tech__lead { color: rgba(251,250,248,.72); max-width: 60ch; }
.pr-tech__list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: rgba(251,250,248,.12); border: 1px solid rgba(251,250,248,.12); border-radius: 8px; overflow: hidden; margin-top: 40px; }
.pr-tech__item { background: var(--pr-graphite); padding: 30px 32px; transition: background .3s var(--pr-ease); }
.pr-tech__item:hover { background: #3d3d44; }
.pr-tech__item .no { font-family: var(--pr-serif); color: var(--pr-gold-soft); font-size: 14px; }
.pr-tech__item h3 { color: var(--pr-paper); font-size: 20px; margin: 10px 0 8px; }
.pr-tech__item p { color: rgba(251,250,248,.66); font-size: 15px; margin: 0; }

/* =========================================================
   İlkeler
   ========================================================= */
.pr-principles__head h2 { font-size: clamp(30px, 4vw, 46px); }
.pr-principles__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 44px; }
.pr-principle { padding: 0 30px; border-left: 1px solid var(--pr-line); }
.pr-principle:first-child { padding-left: 0; border-left: 0; }
.pr-principle h3 { font-size: 20px; margin-bottom: 8px; }
.pr-principle p { color: var(--pr-gray); font-size: 15.5px; margin: 0; }

/* =========================================================
   Kurucu
   ========================================================= */
.pr-founder { display: grid; grid-template-columns: 220px 1fr; gap: 48px; align-items: start; }
.pr-founder__photo { aspect-ratio: 3/4; background: linear-gradient(160deg, var(--pr-petrol-2), var(--pr-petrol)); border-radius: 8px; display: grid; place-items: center; }
.pr-founder__photo span { font-family: var(--pr-serif); color: rgba(251,250,248,.4); font-size: 13px; letter-spacing: .1em; }
.pr-founder__name { font-family: var(--pr-serif); font-size: 26px; color: var(--pr-graphite); }
.pr-founder__title { color: var(--pr-gold); font-size: 14px; letter-spacing: .04em; margin: 6px 0 18px; }

/* =========================================================
   İçgörü / Yazılar
   ========================================================= */
.pr-insights__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 44px; }
.pr-post { display: flex; flex-direction: column; border-top: 2px solid var(--pr-graphite); padding-top: 22px; }
.pr-post__cat { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--pr-gold); font-weight: 600; }
.pr-post h3 { font-size: 20px; margin: 12px 0 10px; transition: color .2s; }
.pr-post:hover h3 { color: var(--pr-gold); }
.pr-post p { color: var(--pr-gray); font-size: 15px; }
.pr-post__more { margin-top: auto; font-size: 14px; font-weight: 600; color: var(--pr-graphite); }

/* =========================================================
   İletişim
   ========================================================= */
.pr-contact { background: var(--pr-petrol); color: var(--pr-paper); }
.pr-contact h2, .pr-contact .pr-eyebrow { color: var(--pr-paper); }
.pr-contact .pr-eyebrow { color: var(--pr-gold-soft); }
.pr-contact__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(32px, 5vw, 72px); align-items: start; }
.pr-contact__note { color: rgba(251,250,248,.72); max-width: 40ch; }
.pr-form { display: grid; gap: 16px; }
.pr-field label { display: block; font-size: 13px; letter-spacing: .04em; color: rgba(251,250,248,.7); margin-bottom: 7px; }
.pr-field input, .pr-field textarea {
  width: 100%; background: rgba(251,250,248,.04); border: 1px solid rgba(251,250,248,.18); border-radius: var(--pr-radius);
  color: var(--pr-paper); font-family: var(--pr-sans); font-size: 15.5px; padding: 13px 15px; transition: border-color .2s;
}
.pr-field input:focus, .pr-field textarea:focus { outline: none; border-color: var(--pr-gold); }
.pr-field textarea { resize: vertical; min-height: 130px; }
.pr-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.pr-consent { font-size: 12.5px; color: rgba(251,250,248,.55); line-height: 1.5; }
.pr-consent a { color: var(--pr-gold-soft); text-decoration: underline; }
.pr-form__status { font-size: 14px; min-height: 20px; }
.pr-form__status.ok { color: var(--pr-gold-soft); }
.pr-form__status.err { color: #e8a0a0; }

/* =========================================================
   Footer
   ========================================================= */
.pr-footer { background: var(--pr-graphite); color: rgba(251,250,248,.7); padding-block: 56px 32px; }
.pr-footer__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 36px; border-bottom: 1px solid rgba(251,250,248,.12); }
.pr-footer p { font-size: 14.5px; max-width: 38ch; }
.pr-footer h4 { color: var(--pr-paper); font-family: var(--pr-sans); font-size: 12px; letter-spacing: .16em; text-transform: uppercase; margin-bottom: 16px; }
.pr-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.pr-footer a:hover { color: var(--pr-gold-soft); }
.pr-footer__bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding-top: 24px; font-size: 13px; }
.pr-footer__tags span { color: var(--pr-gold-soft); }

/* =========================================================
   Tekil içerik (yazı / rapor)
   ========================================================= */
.pr-article { max-width: 760px; margin-inline: auto; padding-block: clamp(48px, 7vw, 88px); }
.pr-article__meta { font-size: 13px; letter-spacing: .12em; text-transform: uppercase; color: var(--pr-gold); margin-bottom: 14px; }
.pr-article h1 { font-size: clamp(30px, 4.5vw, 48px); margin-bottom: 18px; }
.pr-article__body { font-size: 18px; }
.pr-article__body h2 { font-size: 28px; margin-top: 1.6em; }
.pr-article__body h3 { font-size: 22px; margin-top: 1.4em; }
.pr-article__body a { color: var(--pr-gold); text-decoration: underline; text-underline-offset: 3px; }
.pr-article__body blockquote { border-left: 3px solid var(--pr-gold); margin: 1.6em 0; padding: 4px 0 4px 24px; font-family: var(--pr-serif); font-size: 22px; color: var(--pr-graphite); }
.pr-article__body img { border-radius: 6px; margin: 1.6em 0; }
.pr-report-meta { display: flex; flex-wrap: wrap; gap: 20px; padding: 20px 0; margin: 24px 0; border-block: 1px solid var(--pr-line); font-size: 14px; }
.pr-report-meta b { display: block; color: var(--pr-graphite); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 4px; }
.pr-download { margin-top: 32px; }

/* Arşiv */
.pr-archive { padding-block: clamp(48px, 7vw, 88px); }
.pr-archive__head { margin-bottom: 48px; }
.pr-archive__list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
@media (max-width: 720px){ .pr-archive__list { grid-template-columns: 1fr; } }

/* Sayfalama */
.pr-pagination { display: flex; gap: 8px; margin-top: 48px; }
.pr-pagination a, .pr-pagination span { padding: 8px 14px; border: 1px solid var(--pr-line-2); border-radius: var(--pr-radius); font-size: 14px; }
.pr-pagination .current { background: var(--pr-graphite); color: var(--pr-paper); border-color: var(--pr-graphite); }

/* =========================================================
   Mobil menü + Responsive
   ========================================================= */
@media (max-width: 980px){
  .pr-hero__grid { grid-template-columns: 1fr; }
  .pr-grid-3, .pr-tech__list, .pr-principles__grid, .pr-insights__grid { grid-template-columns: 1fr; }
  .pr-principle { border-left: 0; border-top: 1px solid var(--pr-line); padding: 24px 0 0; }
  .pr-principle:first-child { padding-top: 24px; }
  .pr-founder { grid-template-columns: 1fr; }
  .pr-founder__photo { max-width: 200px; }
  .pr-contact__grid, .pr-footer__top { grid-template-columns: 1fr; }
  .pr-tech__list { grid-template-columns: 1fr; }
}
@media (max-width: 860px){
  .pr-burger { display: block; }
  .pr-nav {
    position: fixed; inset: 76px 0 auto 0; background: var(--pr-paper);
    flex-direction: column; align-items: stretch; gap: 0; padding: 12px var(--pr-gutter) 28px;
    border-bottom: 1px solid var(--pr-line); transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: transform .3s var(--pr-ease), opacity .3s var(--pr-ease);
  }
  .pr-nav.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .pr-nav__list { flex-direction: column; gap: 0; }
  .pr-nav__list a { padding: 14px 0; border-bottom: 1px solid var(--pr-line); display: block; }
  .pr-nav .pr-btn { margin-top: 14px; justify-content: center; }
  .pr-form__row { grid-template-columns: 1fr; }
}

/* Erişilebilirlik */
:focus-visible { outline: 2px solid var(--pr-gold); outline-offset: 2px; }
.pr-skip { position: absolute; left: -9999px; top: 0; background: var(--pr-graphite); color: #fff; padding: 10px 16px; z-index: 999; }
.pr-skip:focus { left: 12px; top: 12px; }
@media (prefers-reduced-motion: reduce){ * { animation: none !important; transition: none !important; scroll-behavior: auto; } }

/* Reveal on scroll */
.pr-reveal { opacity: 0; transform: translateY(16px); transition: opacity .7s var(--pr-ease), transform .7s var(--pr-ease); }
.pr-reveal.is-in { opacity: 1; transform: none; }