/* ==========================================================================
   Foren Technology — Ana stil katmanı
   Bölümler: reset · temel · layout · header · buton · footer · hero ·
             reveal · mimari diyagram · ürün sahneleri · danışmanlık ·
             standart paneli · enterprise · CTA bandı · form · responsive
   ========================================================================== */

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  background: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--dur-med) var(--ease-out),
              color var(--dur-med) var(--ease-out);
}

img, svg, canvas, video { display: block; max-width: 100%; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }

h1, h2, h3, h4 {
  color: var(--color-text-heading);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-tight);
  text-wrap: balance;
}

/* ---------- Erişilebilirlik ---------- */
:focus-visible {
  outline: 2px solid var(--color-accent-active);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 200;
  padding: var(--space-3) var(--space-4);
  background: var(--color-accent);
  color: var(--color-accent-contrast);
  border-radius: var(--radius-sm);
  transition: top var(--dur-fast) var(--ease-out);
}
.skip-link:focus { top: var(--space-3); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  clip-path: inset(50%); overflow: hidden; white-space: nowrap;
}

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-5);
}
.container--wide { max-width: var(--container-wide); }
.container--narrow { max-width: var(--container-narrow); }

.section { padding-block: var(--space-9); position: relative; }
.section--tight { padding-block: var(--space-7); }
.section--alt { background: var(--color-bg-raised); }

/* Editoryal bölüm girişleri — her bölümde aynı sol-hizalı tekrar YOK */
.kicker {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent-text);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.kicker::before {
  content: "";
  width: 28px; height: 1px;
  background: var(--color-accent-active);
}
.kicker--center { justify-content: center; }
.kicker--center::after {
  content: "";
  width: 28px; height: 1px;
  background: var(--color-accent-active);
}

.section-lead {
  color: var(--color-text-secondary);
  font-size: var(--text-md);
  max-width: 60ch;
}

.mono-tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
}

/* ---------- Butonlar ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.8rem 1.6rem;
  font-weight: var(--weight-medium);
  font-size: var(--text-sm);
  letter-spacing: 0.02em;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: background-color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn--primary {
  background: var(--color-accent);
  color: var(--color-accent-contrast);
}
.btn--primary:hover { background: var(--color-accent-active); }

.btn--ghost {
  border-color: var(--color-border-strong);
  color: var(--color-text);
  background: transparent;
}
.btn--ghost:hover {
  border-color: var(--color-accent-active);
  color: var(--color-accent-text);
}

/* Hero üzerinde (karanlık sahne) kullanılan ghost varyantı */
.btn--ghost-on-dark {
  border-color: rgba(242, 245, 249, 0.35);
  color: var(--frn-text-light);
}
.btn--ghost-on-dark:hover {
  border-color: var(--frn-red-active);
  color: var(--frn-red-active);
}

.btn .btn-arrow { transition: transform var(--dur-fast) var(--ease-out); }
.btn:hover .btn-arrow { transform: translateX(4px); }

/* Metin bağlantısı — ok ile */
.link-more {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: var(--weight-medium);
  font-size: var(--text-sm);
  color: var(--color-accent-text);
}
.link-more svg { transition: transform var(--dur-fast) var(--ease-out); }
.link-more:hover svg { transform: translateX(4px); }

/* ==========================================================================
   HEADER — klasik üst menü + "Ürünler" dropdown
   ========================================================================== */
.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: var(--z-header);
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color var(--dur-med) var(--ease-out),
              border-color var(--dur-med) var(--ease-out);
}
/* Scroll sonrası OPAK yüzey — backdrop blur YOK (brief: glassmorphism yasak) */
.site-header.is-scrolled,
.site-header.is-open {
  background: var(--color-header-bg);
  border-bottom-color: var(--color-header-border);
}
/* Hero'suz sayfalarda header her zaman katı başlar */
.site-header--solid {
  background: var(--color-header-bg);
  border-bottom-color: var(--color-header-border);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  width: 100%;
  max-width: var(--container-wide);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

/* Marka — monogram + eksiksiz wordmark */
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--frn-text-light);
  flex-shrink: 0;
}
html[data-theme="light"] .site-header.is-scrolled .brand,
html[data-theme="light"] .site-header--solid .brand,
html[data-theme="light"] .site-header.is-open .brand {
  color: var(--frn-text-dark);
}
.brand-mark { width: 34px; height: 34px; flex-shrink: 0; }
.brand-word {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
  font-weight: var(--weight-semibold);
  font-size: 1.05rem;
  letter-spacing: 0.01em;
}
.brand-word small {
  font-family: var(--font-mono);
  font-weight: var(--weight-regular);
  font-size: 0.62rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  opacity: 0.72;
}

/* Birincil navigasyon */
.main-nav { margin-left: auto; }
.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.55rem 0.85rem;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--frn-text-light);
  border-radius: var(--radius-sm);
  position: relative;
  transition: color var(--dur-fast) var(--ease-out);
}
html[data-theme="light"] .site-header.is-scrolled .nav-link,
html[data-theme="light"] .site-header--solid .nav-link,
html[data-theme="light"] .site-header.is-open .nav-link {
  color: var(--color-text);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0.85rem; right: 0.85rem; bottom: 2px;
  height: 2px;
  background: var(--color-accent-active);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-fast) var(--ease-out);
}
.nav-link:hover::after,
.nav-link[aria-current="page"]::after,
.nav-link[aria-expanded="true"]::after { transform: scaleX(1); }
.nav-link[aria-current="page"] { color: var(--color-accent-active); }

/* Dropdown */
.has-dropdown { position: relative; }
.dropdown-caret { transition: transform var(--dur-fast) var(--ease-out); }
.has-dropdown:hover .dropdown-caret,
.nav-link[aria-expanded="true"] .dropdown-caret { transform: rotate(180deg); }

.dropdown {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 300px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-elev);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  /* Kapanışta fade-out bitsin diye visibility gecikmeli; açılışta anında görünür
     (aksi hâlde klavye odağı visibility:hidden öğeye gidemez) */
  transition: opacity var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out),
              visibility 0s linear var(--dur-fast);
  z-index: var(--z-dropdown);
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown,
.dropdown.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  transition: opacity var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out),
              visibility 0s linear 0s;
}
.dropdown-link {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-sm);
  transition: background-color var(--dur-fast) var(--ease-out);
}
.dropdown-link:hover { background: var(--color-accent-soft); }
.dropdown-link strong {
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  color: var(--color-text-heading);
  min-width: 5.5em;
}
.dropdown-link:hover strong { color: var(--color-accent-active); }
.dropdown-link span {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  line-height: 1.4;
}

/* Header aksiyonları */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.header-cta { padding: 0.6rem 1.15rem; }

/* Dil + tema seçici */
.lang-toggle,
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  height: 36px;
  min-width: 36px;
  padding-inline: 8px;
  border: 1px solid rgba(242, 245, 249, 0.25);
  border-radius: var(--radius-sm);
  color: var(--frn-text-light);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  transition: border-color var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out);
}
html[data-theme="light"] .site-header.is-scrolled .lang-toggle,
html[data-theme="light"] .site-header.is-scrolled .theme-toggle,
html[data-theme="light"] .site-header--solid .lang-toggle,
html[data-theme="light"] .site-header--solid .theme-toggle,
html[data-theme="light"] .site-header.is-open .lang-toggle,
html[data-theme="light"] .site-header.is-open .theme-toggle {
  border-color: var(--color-border-strong);
  color: var(--color-text);
}
.lang-toggle:hover,
.theme-toggle:hover {
  border-color: var(--color-accent-active);
  color: var(--color-accent-text);
}
.theme-toggle .icon-moon,
html[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
html[data-theme="dark"] .theme-toggle .icon-moon { display: block; }

/* Hamburger — yalnızca mobil */
.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  flex-shrink: 0;
  position: relative;
  color: var(--frn-text-light);
}
html[data-theme="light"] .site-header.is-scrolled .nav-toggle,
html[data-theme="light"] .site-header--solid .nav-toggle,
html[data-theme="light"] .site-header.is-open .nav-toggle { color: var(--color-text); }
.nav-toggle span {
  position: absolute;
  left: 9px; right: 9px;
  height: 2px;
  background: currentColor;
  transition: transform var(--dur-fast) var(--ease-out),
              opacity var(--dur-fast) var(--ease-out),
              top var(--dur-fast) var(--ease-out);
}
.nav-toggle span:nth-child(1) { top: 14px; }
.nav-toggle span:nth-child(2) { top: 20px; }
.nav-toggle span:nth-child(3) { top: 26px; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { top: 20px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { top: 20px; transform: rotate(-45deg); }

/* ==========================================================================
   HERO — sinematik canvas sahnesi (her temada karanlık lacivert)
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  background: var(--frn-navy-night);
  color: var(--frn-text-light);
  overflow: hidden;
}
.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
/* Statik poster — canvas'ın ALTINDA durur; JS kapalıysa veya canvas init
   başarısızsa görünür kalır. Canvas her karede opak zemin çizdiği için
   çalışırken posteri tamamen örter. */
.hero-poster {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}
/* Ürün legend'ı — canvas içine metin GÖMÜLMEZ (brief); etiketler HTML'de */
.hero-legend {
  position: absolute;
  right: calc(var(--space-5) + 44px);
  bottom: var(--space-6);
  z-index: 2;
  display: flex;
  gap: var(--space-5);
  margin: 0;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--frn-slate);
}
.hero-legend li {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.hero-legend li::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--frn-red-active);
}
.hero::after { /* alt geçiş — okunabilirlik */
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  height: 45%;
  background: linear-gradient(to top, rgba(5, 15, 30, 0.92), rgba(5, 15, 30, 0));
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container-wide);
  margin-inline: auto;
  padding: var(--space-8) var(--space-5) var(--space-9);
}
.hero-kicker {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--frn-red-active);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.hero-kicker::before {
  content: "";
  width: 36px; height: 1px;
  background: var(--frn-red-active);
}
.hero-title {
  font-size: var(--text-hero);
  font-weight: var(--weight-semibold);
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: #FFFFFF;
  max-width: 15ch;
  margin-bottom: var(--space-5);
}
.hero-sub {
  max-width: 56ch;
  color: var(--frn-slate);
  font-size: var(--text-md);
  margin-bottom: var(--space-6);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}
.hero-meta { /* sahnedeki üç ürün adı — HTML, canvas içine gömülü değil */
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(158, 175, 196, 0.18);
}
.hero-meta a {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--frn-slate);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: color var(--dur-fast) var(--ease-out);
}
.hero-meta a::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--frn-red-active);
}
.hero-meta a:hover { color: #FFFFFF; }

/* Scroll ipucu */
.hero-scroll {
  position: absolute;
  right: var(--space-5);
  bottom: var(--space-6);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--frn-slate);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}
.hero-scroll::after {
  content: "";
  width: 1px; height: 56px;
  background: linear-gradient(to bottom, var(--frn-red-active), transparent);
  animation: heroScrollLine 2.2s var(--ease-in-out) infinite;
}
@keyframes heroScrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  45% { transform: scaleY(1); transform-origin: top; }
  55% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ==========================================================================
   REVEAL — mask reveal / clip transition (yalnız fade-up DEĞİL)
   ui.js IntersectionObserver ile .is-visible ekler
   ========================================================================== */
[data-reveal] {
  --reveal-dur: var(--dur-slow);
  transition: clip-path var(--reveal-dur) var(--ease-out),
              opacity var(--reveal-dur) var(--ease-out),
              transform var(--reveal-dur) var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: clip-path, transform, opacity;
}
[data-reveal="mask-up"] {
  clip-path: inset(100% 0 0 0);
  transform: translateY(28px);
  opacity: 0.001;
}
[data-reveal="mask-left"] {
  clip-path: inset(0 100% 0 0);
  opacity: 0.001;
}
[data-reveal="mask-right"] {
  clip-path: inset(0 0 0 100%);
  opacity: 0.001;
}
[data-reveal="clip-line"] { /* diyagram çizgileri: soldan sağa açılma */
  clip-path: inset(0 100% 0 0);
}
[data-reveal="scale-in"] {
  transform: scale(0.85);
  opacity: 0;
}
[data-reveal].is-visible {
  clip-path: inset(0 0 0 0);
  transform: none;
  opacity: 1;
}

/* ==========================================================================
   ÜRÜN MİMARİSİ — scroll ile katman katman açılan diyagram (SVG + IO)
   ========================================================================== */
.arch { background: var(--color-bg-raised); }
.arch-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--space-8);
  align-items: center;
}
.arch-copy .section-lead { margin-top: var(--space-4); }
.arch-note {
  margin-top: var(--space-6);
  padding-left: var(--space-4);
  border-left: 2px solid var(--color-accent);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

.arch-diagram { width: 100%; height: auto; }
.arch-diagram text {
  font-family: var(--font-sans);
  fill: var(--color-text-heading);
}
.arch-diagram .arch-mono {
  font-family: var(--font-mono);
  fill: var(--color-text-secondary);
  letter-spacing: 0.12em;
}
.arch-diagram .arch-line {
  stroke: var(--color-diagram-line);
  stroke-width: 1.5;
  fill: none;
}
.arch-diagram .arch-node-box {
  fill: var(--color-diagram-node);
  stroke: var(--color-border-strong);
  stroke-width: 1;
}
.arch-diagram .arch-core-box {
  fill: var(--color-surface);
  stroke: var(--color-accent);
  stroke-width: 1.5;
}
.arch-diagram .arch-layer-box {
  fill: none;
  stroke: var(--color-border-strong);
  stroke-width: 1;
  stroke-dasharray: 4 4;
}
/* Diyagram katmanları IO ile sırayla açılır — ui.js .is-visible ekler */
.arch-stage {
  transition: opacity var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
  opacity: 0;
  transform: translateY(14px);
}
.arch-stage.is-visible { opacity: 1; transform: none; }
.arch-stage[data-arch-line] {
  clip-path: inset(0 100% 0 0);
  transform: none;
  transition: clip-path var(--dur-slow) var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
}
.arch-stage[data-arch-line].is-visible { clip-path: inset(0 0 0 0); opacity: 1; }

/* ==========================================================================
   ÜRÜN SAHNELERİ — üçü de FARKLI kompozisyon
   ========================================================================== */
.product-scene { overflow: hidden; }
.scene-kicker {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}
.scene-index {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-accent-text);
}
.scene-domain {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-text-secondary);
}
.scene-title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
  max-width: 20ch;
}
.scene-desc {
  color: var(--color-text-secondary);
  max-width: 52ch;
  margin-bottom: var(--space-5);
}
.scene-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.scene-features li {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
}
.scene-features li::before {
  content: "";
  flex-shrink: 0;
  width: 14px; height: 2px;
  background: var(--color-accent);
  transform: translateY(-4px);
}

/* --- ForenOps: sol metin + sağ hareketli SVG topoloji --- */
.scene-ops .scene-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--space-8);
  align-items: center;
}
.topology { width: 100%; height: auto; }
.topology .topo-link {
  stroke: var(--color-diagram-line);
  stroke-width: 1.5;
}
.topology .topo-link--chain { stroke: var(--color-border-strong); }
.topology .topo-node {
  fill: var(--color-diagram-node);
  stroke: var(--color-border-strong);
  stroke-width: 1.5;
}
.topology .topo-node--root {
  fill: none;
  stroke: var(--color-accent-active);
  stroke-width: 2;
}
.topology text {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  fill: var(--color-text-secondary);
  text-transform: uppercase;
}
.topology .topo-root-label { fill: var(--color-accent-text); font-weight: 600; }
/* Kırmızı sinyal bağımlılık zinciri boyunca ilerler */
.topology .topo-signal {
  fill: none;
  stroke: var(--color-signal);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 26 400;
  animation: topoSignal 4.5s linear infinite;
}
.topology .topo-signal--2 { animation-delay: 0.9s; }
.topology .topo-signal--3 { animation-delay: 1.8s; }
@keyframes topoSignal {
  to { stroke-dashoffset: -426; }
}
.topology .topo-root-pulse {
  fill: none;
  stroke: var(--color-accent-active);
  stroke-width: 1.5;
  opacity: 0;
  animation: topoPulse 4.5s var(--ease-out) infinite;
  animation-delay: 3.4s;
}
@keyframes topoPulse {
  0% { opacity: 0.9; r: 10; }
  60% { opacity: 0; }
  100% { opacity: 0; }
}

/* --- ForenFilo: ters yön — solda görsel, sağda metin; kaynaklardan merkeze akış --- */
.scene-filo { background: var(--color-bg-raised); }
.scene-filo .scene-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: var(--space-8);
  align-items: center;
}
.scene-filo .scene-copy { order: 2; }
.scene-filo .scene-visual { order: 1; }
.filoflow { width: 100%; height: auto; }
.filoflow text {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  fill: var(--color-text-secondary);
  text-transform: uppercase;
}
.filoflow .filo-src {
  fill: var(--color-diagram-node);
  stroke: var(--color-border-strong);
  stroke-width: 1;
}
.filoflow .filo-hub {
  fill: var(--color-surface);
  stroke: var(--color-accent);
  stroke-width: 1.5;
}
.filoflow .filo-path {
  fill: none;
  stroke: var(--color-diagram-line);
  stroke-width: 1.5;
}
.filoflow .filo-packet {
  fill: none;
  stroke: var(--color-signal);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 18 300;
  animation: filoPacket 3.6s linear infinite;
}
.filoflow .filo-packet--2 { animation-delay: 1.2s; }
.filoflow .filo-packet--3 { animation-delay: 2.4s; }
@keyframes filoPacket {
  to { stroke-dashoffset: -318; }
}
/* Olağan dışı durum — kontrollü kırmızı vurgu */
.filoflow .filo-anomaly {
  fill: none;
  stroke: var(--color-accent-active);
  stroke-width: 1.5;
  stroke-dasharray: 3 3;
  opacity: 0;
  animation: filoAnomaly 3.6s var(--ease-out) infinite;
  animation-delay: 2.9s;
}
.filoflow .filo-anomaly-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  fill: var(--color-accent-text);
  opacity: 0;
  animation: filoAnomaly 3.6s var(--ease-out) infinite;
  animation-delay: 2.9s;
}
@keyframes filoAnomaly {
  0% { opacity: 0; }
  15% { opacity: 1; }
  55% { opacity: 1; }
  75%, 100% { opacity: 0; }
}

/* --- ForenFood: yatay akış bandı — QR → menü → sipariş → ödeme --- */
.scene-food .scene-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-7);
  align-items: end;
  margin-bottom: var(--space-7);
}
.foodflow { width: 100%; height: auto; }
.foodflow text {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.12em;
  fill: var(--color-text-secondary);
  text-transform: uppercase;
}
.foodflow .food-step-box {
  fill: var(--color-diagram-node);
  stroke: var(--color-border-strong);
  stroke-width: 1;
}
.foodflow .food-rail {
  stroke: var(--color-diagram-line);
  stroke-width: 1.5;
}
.foodflow .food-runner {
  fill: none;
  stroke: var(--color-signal);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 40 560;
  animation: foodRunner 5s linear infinite;
}
@keyframes foodRunner {
  to { stroke-dashoffset: -600; }
}
.foodflow .food-glyph {
  fill: none;
  stroke: var(--color-text);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.foodflow .food-glyph--accent { stroke: var(--color-accent-active); }

/* ==========================================================================
   DANIŞMANLIK ÖZETİ — editoryal numaralı liste (ürün sahnelerinden farklı)
   ========================================================================== */
.consulting-list { border-top: 1px solid var(--color-border); }
.consulting-row {
  display: grid;
  grid-template-columns: 72px minmax(0, 4fr) minmax(0, 6fr) auto;
  gap: var(--space-5);
  align-items: baseline;
  padding: var(--space-5) var(--space-3);
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--dur-fast) var(--ease-out),
              padding-left var(--dur-fast) var(--ease-out);
  position: relative;
}
.consulting-row::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--color-accent);
  transform: scaleY(0);
  transition: transform var(--dur-fast) var(--ease-out);
}
.consulting-row:hover { background: var(--color-accent-soft); padding-left: var(--space-5); }
.consulting-row:hover::before { transform: scaleY(1); }
.consulting-num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}
.consulting-row:hover .consulting-num { color: var(--color-accent-active); }
.consulting-name {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text-heading);
}
.consulting-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  max-width: 56ch;
}
.consulting-arrow {
  color: var(--color-text-secondary);
  transition: transform var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out);
}
.consulting-row:hover .consulting-arrow {
  transform: translateX(6px);
  color: var(--color-accent-text);
}
.consulting-foot { margin-top: var(--space-6); }

/* ==========================================================================
   ORTAK KURUMSAL STANDART — teknik kontrol paneli / katman görünümü
   (basit ikon kartları YOK)
   ========================================================================== */
.standards { background: var(--frn-navy-night); color: var(--frn-text-light); }
html[data-theme="light"] .standards { background: var(--frn-navy-deep); }
.standards .kicker { color: var(--frn-red-active); }
.standards-title {
  color: #FFFFFF;
  font-size: var(--text-xl);
  max-width: 26ch;
  line-height: var(--leading-snug);
  margin-bottom: var(--space-4);
}
.standards-lead { color: var(--frn-slate); max-width: 62ch; margin-bottom: var(--space-7); }

.standards-panel {
  border: 1px solid rgba(158, 175, 196, 0.22);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-family: var(--font-mono);
  background: rgba(13, 33, 60, 0.45);
}
.standards-panel-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  border-bottom: 1px solid rgba(158, 175, 196, 0.22);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--frn-slate);
}
.standards-panel-head::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--frn-red-active);
  box-shadow: 0 0 8px rgba(240, 68, 92, 0.7);
  animation: stdBlink 3s var(--ease-in-out) infinite;
}
@keyframes stdBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}
.standard-row {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 6fr) auto;
  gap: var(--space-5);
  align-items: center;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid rgba(158, 175, 196, 0.12);
}
.standard-row:last-child { border-bottom: 0; }
.standard-key {
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.standard-key::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--frn-slate);
  flex-shrink: 0;
}
.standard-val {
  font-size: var(--text-xs);
  color: var(--frn-slate);
  line-height: 1.6;
}
.standard-status {
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  /* Koyu panel üzerinde AA 4.5+ için açık kırmızı (#F0445C 4.37 idi) */
  color: #F26276;
  border: 1px solid rgba(242, 98, 118, 0.45);
  border-radius: 999px;
  padding: 3px 10px;
  white-space: nowrap;
}

/* ==========================================================================
   ENTERPRISE GÜVEN — madde listesi, sahte logo/istatistik YOK
   ========================================================================== */
.trust-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--space-8);
  align-items: start;
}
.trust-copy .section-lead { margin-top: var(--space-4); }
.trust-list {
  columns: 2;
  column-gap: var(--space-7);
  border-top: 1px solid var(--color-border);
}
.trust-list li {
  break-inside: avoid;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-2) var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
}
.trust-list li svg { flex-shrink: 0; color: var(--color-accent-active); }
.trust-note {
  margin-top: var(--space-5);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  letter-spacing: 0.04em;
}

/* ==========================================================================
   CTA BANDI — iletisim.html'e
   ========================================================================== */
.cta-band {
  background: var(--frn-navy-deep);
  color: var(--frn-text-light);
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--frn-red);
}
.cta-band-inner {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: var(--space-7);
  align-items: center;
}
.cta-band h2 {
  color: #FFFFFF;
  font-size: var(--text-2xl);
  max-width: 22ch;
  margin-bottom: var(--space-4);
}
.cta-band p { color: var(--frn-slate); max-width: 52ch; }
.cta-band-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
}
.cta-band-mail {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--frn-slate);
  letter-spacing: 0.04em;
  border-bottom: 1px solid rgba(158, 175, 196, 0.35);
  padding-bottom: 2px;
  transition: color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
}
.cta-band-mail:hover {
  color: var(--frn-red-active);
  border-bottom-color: var(--frn-red-active);
}

/* ==========================================================================
   FORM — iletisim sayfası ve CTA formları için ortak
   ========================================================================== */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}
.form-field { display: flex; flex-direction: column; gap: var(--space-2); }
.form-field--full { grid-column: 1 / -1; }
.form-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}
.form-label .req { color: var(--color-accent-active); }
.form-input,
.form-select,
.form-textarea {
  background: var(--color-field-bg);
  border: 1px solid var(--color-field-border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.9rem;
  font-size: var(--text-sm);
  color: var(--color-text);
  transition: border-color var(--dur-fast) var(--ease-out);
  width: 100%;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent-active);
}
.form-textarea { min-height: 140px; resize: vertical; }
.form-note {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}
.form-status { font-size: var(--text-sm); margin-top: var(--space-3); }
.form-status--ok { color: var(--color-accent-active); }
.form-status--error { color: var(--color-accent-active); }
.form-error {
  font-size: var(--text-xs);
  color: var(--color-accent-text);
  min-height: 1em;
}
.form-input.is-invalid,
.form-select.is-invalid,
.form-textarea.is-invalid {
  border-color: var(--color-accent-active);
}

/* ==========================================================================
   İÇ SAYFALAR — hakkimizda / iletisim / yasal (hero'suz, katı header)
   ========================================================================== */
/* Sayfa başlığı — hero'dan sade, editoryal giriş */
.page-head {
  padding-top: calc(var(--header-height) + var(--space-8));
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
  position: relative;
}
.page-title {
  font-size: var(--text-3xl);
  max-width: 22ch;
}
.page-head .section-lead {
  margin-top: var(--space-5);
  font-size: var(--text-lg);
  max-width: 62ch;
}

/* Editoryal iki sütun: metin + görsel */
.prose-grid {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  gap: var(--space-8);
  align-items: center;
}
.prose p { color: var(--color-text-secondary); }
.prose p + p { margin-top: var(--space-4); }

/* Hakkımızda — yaklaşım döngüsü diyagramı */
.about-cycle { width: 100%; height: auto; }
.about-cycle .cycle-node {
  fill: var(--color-diagram-node);
  stroke: var(--color-border-strong);
  stroke-width: 1;
}
.about-cycle .cycle-link {
  fill: none;
  stroke: var(--color-diagram-line);
  stroke-width: 1.5;
}
.about-cycle .cycle-arrow { fill: var(--color-diagram-line); }
.about-cycle text {
  font-family: var(--font-sans);
  fill: var(--color-text-heading);
}
.about-cycle .cycle-mono {
  font-family: var(--font-mono);
  fill: var(--color-text-secondary);
  letter-spacing: 0.14em;
}
/* Kırmızı sinyal döngü boyunca ilerler — CSS animasyonu (reduced-motion otomatik) */
.about-cycle .cycle-signal {
  fill: none;
  stroke: var(--color-signal);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 30 1090;
  animation: cycleSignal 6s linear infinite;
}
@keyframes cycleSignal {
  to { stroke-dashoffset: -1120; }
}

/* Hakkımızda — adım listesi (danışmanlık deseninin bağlantısız varyantı) */
.about-steps { border-top: 1px solid var(--color-border); }
.about-step {
  display: grid;
  grid-template-columns: 72px minmax(0, 4fr) minmax(0, 7fr);
  gap: var(--space-5);
  align-items: baseline;
  padding: var(--space-5) var(--space-3);
  border-bottom: 1px solid var(--color-border);
}
.about-step-num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-accent-text);
}
.about-step-name {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text-heading);
}
.about-step-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  max-width: 60ch;
}

/* Hakkımızda — danışmanlık ↔ ürün akış şeridi */
.rel-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-6);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}
.rel-flow span {
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
}
.rel-flow svg { color: var(--color-accent-active); flex-shrink: 0; }

/* Hakkımızda — müşteri profilleri ızgarası */
.about-customers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-7);
}
.about-customer {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--dur-fast) var(--ease-out);
}
.about-customer:hover { border-color: var(--color-accent); }
.about-customer-num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent-text);
  letter-spacing: 0.16em;
}
.about-customer-name {
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-text-heading);
  line-height: var(--leading-snug);
}

/* İletişim — form + yan panel */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: var(--space-8);
  align-items: start;
}
.contact-aside {
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-6);
}
.contact-aside h2 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
}
.contact-aside p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  max-width: 44ch;
}
.contact-mail {
  display: inline-block;
  margin-top: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-heading);
  border-bottom: 1px solid var(--color-border-strong);
  padding-bottom: 2px;
  transition: color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
}
.contact-mail:hover {
  color: var(--color-accent-text);
  border-bottom-color: var(--color-accent-active);
}
.contact-note {
  margin-top: var(--space-6);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  letter-spacing: 0.04em;
  line-height: 1.7;
}
.contact-note a {
  color: var(--color-accent-text);
  border-bottom: 1px solid transparent;
}
.contact-note a:hover { border-bottom-color: var(--color-accent-active); }

/* Yasal sayfalar — sade uzun metin */
.legal { max-width: 72ch; }
.legal-updated {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  display: block;
  margin-top: var(--space-4);
}
.legal-intro {
  font-size: var(--text-md);
  color: var(--color-text);
  max-width: 68ch;
}
.legal h2 {
  font-size: var(--text-xl);
  margin: var(--space-7) 0 var(--space-3);
}
.legal p { color: var(--color-text-secondary); max-width: 68ch; }
.legal p + p { margin-top: var(--space-3); }
.legal ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin: var(--space-3) 0 var(--space-4);
}
.legal li {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}
.legal li::before {
  content: "";
  flex-shrink: 0;
  width: 14px; height: 2px;
  background: var(--color-accent);
  transform: translateY(-4px);
}
.legal a {
  color: var(--color-accent-text);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-fast) var(--ease-out);
}
.legal a:hover { border-bottom-color: var(--color-accent-active); }
.legal-note {
  margin-top: var(--space-7);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background: var(--frn-navy-night);
  color: var(--frn-slate);
  border-top: 1px solid rgba(158, 175, 196, 0.14);
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 3fr) minmax(0, 3fr);
  gap: var(--space-7);
  padding-block: var(--space-8) var(--space-7);
}
.footer-brand .brand { margin-bottom: var(--space-4); }
.footer-tag {
  font-size: var(--text-sm);
  max-width: 34ch;
  line-height: var(--leading-body);
}
.footer-heading {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--frn-text-light);
  margin-bottom: var(--space-4);
}
.footer-links { display: flex; flex-direction: column; gap: var(--space-3); }
.footer-links a {
  font-size: var(--text-sm);
  transition: color var(--dur-fast) var(--ease-out);
}
.footer-links a:hover { color: var(--frn-red-active); }
.footer-mail {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--frn-text-light);
  border-bottom: 1px solid rgba(158, 175, 196, 0.3);
  transition: color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
}
.footer-mail:hover { color: var(--frn-red-active); border-bottom-color: var(--frn-red-active); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-5);
  border-top: 1px solid rgba(158, 175, 196, 0.14);
  font-size: var(--text-xs);
}
.footer-legal { display: flex; gap: var(--space-5); }
.footer-legal a { transition: color var(--dur-fast) var(--ease-out); }
.footer-legal a:hover { color: var(--frn-red-active); }
.footer-lang {
  display: inline-flex;
  gap: var(--space-2);
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
}
.footer-lang button {
  color: inherit;
  font: inherit;
  letter-spacing: inherit;
  padding: 2px 6px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  transition: color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
}
.footer-lang button:hover { color: var(--frn-red-active); }
.footer-lang button[aria-pressed="true"] {
  color: var(--frn-red-active);
  border-color: rgba(240, 68, 92, 0.4);
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 1024px) {
  .arch-grid,
  .scene-ops .scene-grid,
  .scene-filo .scene-grid,
  .trust-grid,
  .cta-band-inner,
  .prose-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-7);
  }
  .about-customers { grid-template-columns: 1fr 1fr; }
  .contact-aside { border-left: 0; padding-left: 0; border-top: 2px solid var(--color-accent); padding-top: var(--space-5); }
  .scene-filo .scene-copy { order: 1; }
  .scene-filo .scene-visual { order: 2; }
  .scene-food .scene-head { grid-template-columns: 1fr; align-items: start; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
}

@media (max-width: 860px) {
  /* Mobil: hamburger + klasik düz liste */
  .header-inner { gap: var(--space-3); padding-inline: var(--space-4); }
  .header-actions { margin-left: auto; gap: var(--space-2); }
  .nav-toggle { display: block; order: 4; }
  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0; right: 0;
    z-index: var(--z-mobile-nav);
    background: var(--color-bg); /* opak — alttaki içerik okunurluğu bozmasın */
    border-bottom: 1px solid var(--color-header-border);
    max-height: calc(100svh - var(--header-height));
    overflow-y: auto;
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--dur-fast) var(--ease-out),
                transform var(--dur-fast) var(--ease-out),
                visibility 0s linear var(--dur-fast);
  }
  .main-nav.is-open {
    transform: none;
    opacity: 1;
    visibility: visible;
    transition: opacity var(--dur-fast) var(--ease-out),
                transform var(--dur-fast) var(--ease-out),
                visibility 0s linear 0s;
  }
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-3) var(--space-5) var(--space-6);
  }
  .nav-list > li { border-bottom: 1px solid var(--color-border); }
  .nav-list > li:last-child { border-bottom: 0; }
  .nav-link {
    width: 100%;
    padding: var(--space-4) var(--space-2);
    font-size: var(--text-base);
    color: var(--color-text);
  }
  html[data-theme="light"] .site-header .nav-link { color: var(--color-text); }
  .nav-link::after { display: none; }
  .nav-link[aria-current="page"] { color: var(--color-accent-active); }
  /* Mobilde dropdown kalıcı açık, girintili düz liste */
  .has-dropdown .dropdown {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    min-width: 0;
    border: 0;
    box-shadow: none;
    background: transparent;
    padding: 0 0 var(--space-3) var(--space-4);
  }
  .dropdown-caret { display: none; }
  .dropdown-link { padding: var(--space-3) var(--space-2); }
  .header-cta span { display: none; }
  .header-cta { padding: 0.6rem 0.8rem; }
  .header-cta::after { content: "→"; }
}

@media (max-width: 640px) {
  .section { padding-block: var(--space-8); }
  .header-cta { display: none; } /* CTA hero ve menüde mevcut — taşmayı önle */
  .hero-title { max-width: 100%; }
  .hero-scroll { display: none; }
  /* Mobilde legend'ı gizle — ürün adları hero-meta içinde akışta zaten var */
  .hero-legend { display: none; }
  .consulting-row {
    grid-template-columns: 44px minmax(0, 1fr);
    grid-template-areas: "num name" "num desc";
    row-gap: var(--space-2);
  }
  .consulting-num { grid-area: num; }
  .consulting-name { grid-area: name; font-size: var(--text-md); }
  .consulting-desc { grid-area: desc; }
  .consulting-arrow { display: none; }
  .standard-row { grid-template-columns: 1fr; gap: var(--space-2); }
  .standard-status { justify-self: start; }
  .trust-list { columns: 1; }
  .form-grid { grid-template-columns: 1fr; }
  .about-customers { grid-template-columns: 1fr; }
  .about-step { grid-template-columns: 44px minmax(0, 1fr); row-gap: var(--space-2); }
  .about-step-desc { grid-column: 2; }
  .page-head { padding-top: calc(var(--header-height) + var(--space-6)); padding-bottom: var(--space-6); }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* ==========================================================================
   REDUCED MOTION — tüm hareket devre dışı
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  [data-reveal], .arch-stage {
    clip-path: none !important;
    transform: none !important;
    opacity: 1 !important;
  }
  .hero-scroll::after { animation: none; }
}


/* ==========================================================================
   ALT SAYFALAR — danismanlik.html / guvenlik.html
   Bileşenler: sayfa girişi (page-hero) · hizmet bölümleri (svc) ·
   kapsam paneli (scope-panel) · denetim listesi (check-grid) ·
   yatay yetenek bandı (band-list) · problem→yaklaşım (pair-list) ·
   çalışma modeli akışı (model-steps + modelflow) · yetenek listesi (cap-list)
   Tüm renkler tokenlardan gelir; sabit hex YOK.
   ========================================================================== */

/* ---------- Sayfa girişi (hero'suz sayfalar; sabit header payı eklenir) ---------- */
.page-hero {
  padding-top: calc(var(--header-height) + var(--space-8));
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}
.page-hero-title {
  font-size: var(--text-3xl);
  letter-spacing: -0.015em;
  max-width: 20ch;
  margin-bottom: var(--space-5);
}
.page-hero-lead {
  color: var(--color-text-secondary);
  font-size: var(--text-md);
  max-width: 62ch;
}

/* İçindekiler şeridi — sayfa içi çapa bağlantıları */
.page-toc {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-7);
}
.page-toc a {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border-strong);
  transition: border-color var(--dur-fast) var(--ease-out);
}
.page-toc a:hover { border-top-color: var(--color-accent-active); }
.page-toc .toc-num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-text-secondary);
  transition: color var(--dur-fast) var(--ease-out);
}
.page-toc a:hover .toc-num { color: var(--color-accent-active); }
.page-toc .toc-name {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-heading);
}

/* ---------- Hizmet bölümleri (danismanlik.html) — her biri farklı kompozisyon ---------- */
.svc { scroll-margin-top: calc(var(--header-height) + var(--space-4)); }
.svc-index {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-accent-text);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.svc-index::after {
  content: "";
  flex: 0 0 28px;
  height: 1px;
  background: var(--color-accent-active);
}
.svc-title {
  font-size: var(--text-2xl);
  max-width: 22ch;
  margin-bottom: var(--space-4);
}
.svc-desc {
  color: var(--color-text-secondary);
  max-width: 54ch;
}

/* Kompozisyon A: metin + yan kapsam paneli */
.svc-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--space-8);
  align-items: start;
}
/* Kompozisyon B: split başlık + tam genişlik liste */
.svc-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-7);
  align-items: end;
  margin-bottom: var(--space-7);
}

/* Kapsam paneli — tema uyumlu teknik panel (standards-panel'in açık/koyu sürümü) */
.scope-panel {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface);
}
.scope-panel-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}
.scope-panel-head::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-accent-active);
  flex-shrink: 0;
}
.scope-row {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
  gap: var(--space-5);
  align-items: baseline;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border);
}
.scope-row:last-child { border-bottom: 0; }
.scope-key {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-heading);
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
}
.scope-key::before {
  content: "";
  flex-shrink: 0;
  width: 6px; height: 6px;
  background: var(--color-accent);
  transform: translateY(-1px);
}
.scope-val {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-body);
}

/* Denetim listesi — iki sütun, madde başlığı + açıklama */
.check-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: var(--space-7);
  border-top: 1px solid var(--color-border);
}
.check-grid li {
  break-inside: avoid;
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--color-border);
}
.check-title {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-text-heading);
  margin-bottom: var(--space-2);
}
.check-title::before {
  content: "";
  flex-shrink: 0;
  width: 14px; height: 2px;
  background: var(--color-accent);
  transform: translateY(-4px);
}
.check-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  padding-left: calc(14px + var(--space-3));
}

/* Yatay yetenek bandı — numaralı sütunlar */
.band-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--space-5);
  border-top: 1px solid var(--color-border);
}
.band-item {
  padding-top: var(--space-4);
  border-top: 2px solid var(--color-border-strong);
  margin-top: -1px;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transition: border-color var(--dur-fast) var(--ease-out);
}
.band-item:hover { border-top-color: var(--color-accent-active); }
.band-num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-text-secondary);
}
.band-item:hover .band-num { color: var(--color-accent-active); }
.band-name {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-text-heading);
}
.band-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-body);
}

/* Problem → yaklaşım eşleşme listesi */
.pair-list { border-top: 1px solid var(--color-border); }
.pair-row {
  display: grid;
  grid-template-columns: minmax(0, 4fr) auto minmax(0, 7fr);
  gap: var(--space-5);
  align-items: baseline;
  padding: var(--space-5) var(--space-2) var(--space-5) 0;
  border-bottom: 1px solid var(--color-border);
}
.pair-problem {
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  color: var(--color-text-heading);
}
.pair-arrow { color: var(--color-accent-active); }
.pair-approach {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-body);
}
.pair-note {
  margin-top: var(--space-5);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  letter-spacing: 0.04em;
}

/* ---------- Çalışma modeli — 4 aşama, editoryal ---------- */
.model-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-6);
  counter-reset: model;
}
.model-step {
  border-top: 1px solid var(--color-border-strong);
  padding-top: var(--space-4);
  position: relative;
}
.model-step::before {
  counter-increment: model;
  content: "0" counter(model);
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  color: var(--color-accent-text);
  margin-bottom: var(--space-3);
}
.model-step h3 {
  font-size: var(--text-md);
  margin-bottom: var(--space-2);
}
.model-step p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-body);
}

/* Akış diyagramı — ray + 4 düğüm + ilerleyen sinyal (yalnız CSS animasyonu) */
.modelflow { width: 100%; height: auto; margin-bottom: var(--space-7); }
.modelflow text {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  fill: var(--color-text-secondary);
  text-transform: uppercase;
}
.modelflow .mf-rail { stroke: var(--color-diagram-line); stroke-width: 1.5; }
.modelflow .mf-runner {
  fill: none;
  stroke: var(--color-signal);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 40 560;
  animation: mfRunner 5s linear infinite;
}
@keyframes mfRunner { to { stroke-dashoffset: -600; } }
.modelflow .mf-node {
  fill: var(--color-diagram-node);
  stroke: var(--color-border-strong);
  stroke-width: 1.5;
}
.modelflow .mf-num { fill: var(--color-accent-text); font-weight: 600; }

/* ---------- Yetenek listesi (guvenlik.html) — terim + açıklama ---------- */
.cap-list { border-top: 1px solid var(--color-border); }
.cap-row {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: var(--space-6);
  align-items: baseline;
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--color-border);
}
.cap-name {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-text-heading);
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
}
.cap-name::before {
  content: "";
  flex-shrink: 0;
  width: 6px; height: 6px;
  background: var(--color-accent);
  transform: translateY(-1px);
}
.cap-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-body);
  max-width: 72ch;
}

/* ---------- Alt sayfa responsive ---------- */
@media (max-width: 1024px) {
  .svc-grid,
  .svc-head { grid-template-columns: 1fr; gap: var(--space-6); align-items: start; }
  .page-toc { grid-template-columns: 1fr 1fr; }
  .band-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-6); }
  .model-steps { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
}

@media (max-width: 640px) {
  .page-hero { padding-top: calc(var(--header-height) + var(--space-6)); }
  .page-toc { grid-template-columns: 1fr; gap: var(--space-4); }
  .scope-row { grid-template-columns: 1fr; gap: var(--space-2); }
  .check-grid { grid-template-columns: 1fr; }
  .band-list { grid-template-columns: 1fr; }
  .pair-row { grid-template-columns: 1fr; gap: var(--space-2); }
  .pair-arrow { display: none; }
  .model-steps { grid-template-columns: 1fr; }
  .modelflow { display: none; } /* etiketler aşağıdaki adım listesiyle aynı — mobilde çizim küçülür */
  .cap-row { grid-template-columns: 1fr; gap: var(--space-2); }
}

/* ==========================================================================
   HONEYPOT — iletisim formundaki tuzak alan
   display:none KULLANILMAZ; bazi botlar gizli alanlari atlar. Akistan
   cikarilip ekran disina alinir, ekran okuyucudan aria-hidden ile gizlenir.
   ========================================================================== */
.hp-field {
  position: absolute !important;
  left: -9999px !important;
  top: auto;
  width: 1px; height: 1px;
  overflow: hidden;
}

/* Turnstile widget'i form izgarasinda tasmasin */
.cf-turnstile { margin-bottom: var(--space-3); }