@import url('tokens.css');

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--dn-font-body);
  font-size: var(--dn-fs-body);
  line-height: var(--dn-lh-body);
  color: var(--dn-gray-800);
  background: var(--dn-white);
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
.container { max-width: var(--dn-max-width); margin: 0 auto; padding: 0 var(--dn-space-3); }

h1, h2, h3 { font-family: var(--dn-font-display); line-height: var(--dn-lh-heading); text-wrap: balance; margin: 0 0 var(--dn-space-2); color: var(--dn-navy-900); }
h1 { font-size: var(--dn-fs-h1); }
h2 { font-size: var(--dn-fs-h2); }
h3 { font-size: var(--dn-fs-h3); }
p { margin: 0 0 var(--dn-space-2); }

.eyebrow { font-size: var(--dn-fs-eyebrow); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--dn-teal-500); }

/* ── Header / Nav ─────────────────────────────────────────────── */
.dn-header { position: sticky; top: 0; z-index: 50; background: var(--dn-navy-950); border-bottom: 1px solid rgba(255,255,255,0.08); }
.dn-header-inner { display: flex; align-items: center; justify-content: flex-start; gap: var(--dn-space-5); padding-top: 0.4rem; padding-bottom: 0.4rem; }
.dn-header-inner .dn-nav-toggle { margin-left: auto; }

.dn-logo-wrap { display: flex; align-items: center; gap: 0.7rem; flex-shrink: 0; text-decoration: none; }
.dn-logo-tagline { font-size: 0.66rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: rgba(255,255,255,0.55); border-left: 1px solid rgba(255,255,255,0.18); padding-left: 0.7rem; white-space: nowrap; }
@media (max-width: 900px) { .dn-logo-tagline { display: none; } }

.dn-logo { flex-shrink: 0; line-height: 0; position: relative; overflow: hidden; display: inline-block; border-radius: var(--dn-radius-sm); }
.dn-logo img { height: 68px; width: auto; display: block; position: relative; z-index: 1; }

/* Tarama ışığı — blend-mode/filter KULLANMIYOR (RDP/uzak masaüstü + GPU render kısıtlarında
   mix-blend-mode ve filter:blur çökebiliyor/hiç görünmeyebiliyor) — normal alpha karışımlı, her
   ortamda garanti render olan basit bir parlaklık çubuğu. */
.dn-logo::after {
  content: ''; position: absolute; top: 0; left: -60%; width: 26%; height: 100%;
  background: linear-gradient(100deg, transparent 0%, transparent 32%, rgba(255,255,255,0.98) 50%, transparent 68%, transparent 100%);
  transform: skewX(-25deg); pointer-events: none; z-index: 2;
  animation: dn-logo-sweep 3s linear infinite;
}
@keyframes dn-logo-sweep {
  0%   { left: -60%; }
  100% { left: 160%; }
}

/* X harfi odaklı parlama patlaması */
.dn-logo-xflare {
  position: absolute; top: 5%; left: 50%; width: 15%; height: 45%;
  background: radial-gradient(circle, rgba(255,255,255,0.95) 0%, rgba(150,200,255,0.75) 30%, transparent 70%);
  z-index: 3; opacity: 0; pointer-events: none;
  animation: dn-logo-xflare-burst 3s linear infinite;
}
@keyframes dn-logo-xflare-burst {
  0%, 75%  { opacity: 0; transform: scale(0.2); }
  85%      { opacity: 1; transform: scale(2.2); }
  100%     { opacity: 0; transform: scale(0.2); }
}

@media (prefers-reduced-motion: reduce) {
  .dn-logo::after, .dn-logo-xflare { animation: none; display: none; }
}

/* Nav — kurumsal "tab/chip" görünümü: düz metin değil, hafif zeminli, ince sınırlı segmentler */
.dn-nav { display: flex; align-items: center; min-width: 0; }
.dn-nav ul {
  list-style: none; display: flex; gap: 0.1rem; margin: 0; padding: 0.25rem;
  flex-wrap: nowrap; white-space: nowrap;
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); border-radius: 999px;
}
.dn-nav ul li { position: relative; }
.dn-nav a {
  position: relative; display: inline-block; text-decoration: none;
  font-size: 0.71rem; font-weight: 600; letter-spacing: 0.005em;
  color: rgba(255,255,255,0.72); padding: 0.44rem 0.54rem;
  border-radius: 999px; border: 1px solid transparent;
  background: transparent;
  transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease;
}
.dn-nav a:hover {
  color: #fff;
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.12);
}
.dn-nav a[aria-current="page"] {
  color: var(--dn-navy-950);
  background: linear-gradient(135deg, var(--dn-teal-400), var(--dn-blue-500));
  border-color: transparent;
  box-shadow: 0 2px 8px rgba(45,212,191,0.28);
}

.dn-nav-toggle { display: none; background: transparent; border: 1px solid rgba(255,255,255,0.25); border-radius: var(--dn-radius-sm); color: #fff; width: 40px; height: 40px; align-items: center; justify-content: center; cursor: pointer; flex-shrink: 0; }

/* ── Nav dropdown / mega-menü ("Ürün" + Maden & Metal öne çıkan kutu) ── */
.dn-nav-caret { font-size: 0.6em; opacity: 0.7; margin-left: 0.15rem; }
.dn-nav-dropdown {
  position: absolute; top: calc(100% + 0.6rem); left: 0; z-index: 60;
  background: #fff; border-radius: var(--dn-radius-md); box-shadow: var(--dn-shadow-elevated);
  padding: 0.9rem; min-width: 220px;
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity 160ms ease, transform 160ms ease, visibility 160ms;
}
.dn-nav-has-dropdown:hover > .dn-nav-dropdown,
.dn-nav-has-dropdown:focus-within > .dn-nav-dropdown {
  opacity: 1; visibility: visible; transform: translateY(0);
}
.dn-nav-dropdown-col { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; }
.dn-nav-dropdown-col li a {
  display: block; padding: 0.55rem 0.7rem; border-radius: var(--dn-radius-sm);
  color: var(--dn-navy-900); font-size: 0.88rem; font-weight: 600; text-decoration: none; white-space: nowrap;
  transition: background-color 140ms ease;
}
.dn-nav-dropdown-col li a:hover { background: var(--dn-gray-50); color: var(--dn-navy-900); }
.dn-nav-dropdown-col li a[aria-current="page"] { background: linear-gradient(135deg, var(--dn-teal-400), var(--dn-blue-500)); color: var(--dn-navy-950); }
.dn-nav-dropdown-mega { display: flex; gap: 1.1rem; min-width: 560px; }
.dn-nav-mining-box {
  background: var(--dn-navy-950); border-radius: var(--dn-radius-md); padding: 1rem 1.1rem;
  min-width: 240px; display: flex; flex-direction: column;
}
.dn-nav-mining-title { color: var(--dn-teal-400); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em; margin: 0; }
.dn-nav-mining-subtitle { color: rgba(255,255,255,0.6); font-size: 0.76rem; margin: 0.2rem 0 0.6rem; }
.dn-nav-mining-box ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; }
.dn-nav-mining-box ul li a { display: block; padding: 0.4rem 0; color: rgba(255,255,255,0.85); font-size: 0.85rem; font-weight: 600; text-decoration: none; }
.dn-nav-mining-box ul li a:hover { color: var(--dn-teal-400); }
.dn-nav-mining-cta { margin-top: 0.7rem; display: inline-block; font-size: 0.8rem; font-weight: 700; color: var(--dn-navy-950); background: linear-gradient(135deg, var(--dn-teal-400), var(--dn-blue-500)); border-radius: 999px; padding: 0.5rem 0.85rem; text-decoration: none; text-align: center; }

/* ── CTA / Buttons ────────────────────────────────────────────── */
.dn-btn { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.75rem 1.4rem; border-radius: var(--dn-radius-md); font-weight: 700; font-size: 0.95rem; text-decoration: none; transition: transform var(--dn-transition), box-shadow var(--dn-transition); border: 1px solid transparent; cursor: pointer; }
.dn-btn-primary { background: linear-gradient(135deg, var(--dn-blue-600), var(--dn-teal-500)); color: var(--dn-white); box-shadow: var(--dn-shadow-card); }
.dn-btn-primary:hover { transform: translateY(-1px); box-shadow: var(--dn-shadow-elevated); }
.dn-btn-secondary { background: var(--dn-white); color: var(--dn-navy-900); border-color: var(--dn-gray-200); }
.dn-btn-secondary:hover { border-color: var(--dn-blue-600); color: var(--dn-blue-700); }
.dn-btn-ghost { background: transparent; color: var(--dn-white); border-color: rgba(255,255,255,0.35); }

/* ── Hero ─────────────────────────────────────────────────────── */
.dn-hero { background: radial-gradient(circle at 15% 20%, var(--dn-navy-800), var(--dn-navy-950) 65%); color: var(--dn-white); padding: var(--dn-space-7) 0 var(--dn-space-6); }
.dn-hero h1 { color: var(--dn-white); }
.dn-hero-sub { font-size: 1.15rem; color: var(--dn-gray-200); max-width: 620px; }
.dn-hero-cta { display: flex; gap: var(--dn-space-2); flex-wrap: wrap; margin-top: var(--dn-space-3); }

/* ── Footer ───────────────────────────────────────────────────── */
.dn-footer { background: var(--dn-navy-950); color: var(--dn-gray-200); padding: var(--dn-space-6) 0 var(--dn-space-3); margin-top: var(--dn-space-7); }
.dn-footer a { color: var(--dn-gray-200); text-decoration: none; }
.dn-footer a:hover { color: var(--dn-teal-400); }
.dn-footer-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--dn-space-4); margin-bottom: var(--dn-space-4); }
.dn-footer-grid h3 { color: var(--dn-white); font-size: 1rem; }
.dn-footer-grid ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.5rem; font-size: 0.9rem; }
.dn-footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: var(--dn-space-2); font-size: 0.85rem; color: var(--dn-gray-400); display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--dn-space-1); }

/* ── Breadcrumb ───────────────────────────────────────────────── */
.dn-breadcrumb { font-size: 0.85rem; color: var(--dn-gray-400); padding-top: var(--dn-space-2); padding-bottom: var(--dn-space-2); }
.dn-breadcrumb a { text-decoration: none; color: var(--dn-gray-600); }
.dn-breadcrumb a:hover { color: var(--dn-blue-700); }

/* ── Section ──────────────────────────────────────────────────── */
.dn-section { padding: var(--dn-space-6) 0; }
.dn-section-alt { background: var(--dn-gray-50); }

/* ── Split / value-grid layout primitives (site genelinde kullanılır) ── */
.dn-hero-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: var(--dn-space-5); align-items: center; }
.dn-value-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--dn-space-3); margin-top: var(--dn-space-4); }
.dn-value-card { padding: var(--dn-space-3); border: 1px solid var(--dn-gray-200); border-radius: var(--dn-radius-md); background: #fff; }
.dn-value-card h3 { font-size: 1.05rem; }
.dn-value-card p { color: var(--dn-gray-600); font-size: 0.92rem; margin: 0; }
.dn-split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--dn-space-5); align-items: center; }
.dn-split-reverse > div:first-child { order: 2; }
.dn-split-reverse > div:last-child { order: 1; }

.dn-pricing-flow { display: flex; flex-direction: column; gap: 0.4rem; }
.dn-pricing-flow > div { padding: 0.85rem 1.1rem; border: 1px solid var(--dn-gray-200); border-radius: var(--dn-radius-md); background: #fff; font-weight: 600; color: var(--dn-gray-700); text-align: center; }
.dn-pricing-flow > div:not(:last-child)::after { content: '↓'; display: block; color: var(--dn-teal-500, var(--dn-teal-400)); font-weight: 400; margin-top: 0.3rem; }
.dn-pricing-flow-result { background: linear-gradient(135deg, var(--dn-teal-400), var(--dn-blue-500)); color: var(--dn-navy-950); border-color: transparent !important; }

/* ── /sektorler/ kart grid'i ─────────────────────────────────── */
.dn-sector-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--dn-space-3); }
.dn-sector-card { padding: var(--dn-space-3); border: 1px solid var(--dn-gray-200); border-radius: var(--dn-radius-md); background: #fff; }
.dn-sector-card h3 { font-size: 1.05rem; }
.dn-sector-card p { color: var(--dn-gray-600); }
.dn-sector-card .dn-sector-links { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-top: var(--dn-space-2); }
/* Öne çıkan (maden) kart — abartılı efekt yok, yalnız ince üst çizgi + etiket ile ayrışır */
.dn-sector-card--featured { grid-column: span 2; border-color: var(--dn-teal-500); border-top: 3px solid var(--dn-teal-500); background: var(--dn-gray-50); }
.dn-sector-card--featured .dn-sector-tag { display: inline-block; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--dn-teal-500); margin-bottom: 0.3rem; }

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 900px) {
  .dn-footer-grid { grid-template-columns: repeat(2, 1fr); }
  .dn-hero-grid { grid-template-columns: 1fr; }
  .dn-value-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .dn-split { grid-template-columns: 1fr; }
  .dn-split-reverse > div:first-child, .dn-split-reverse > div:last-child { order: initial; }
  .dn-sector-grid { grid-template-columns: 1fr; }
  .dn-sector-card--featured { grid-column: span 1; }
}
@media (max-width: 600px) {
  .dn-value-grid { grid-template-columns: 1fr !important; }
}
@media (max-width: 1080px) {
  .dn-nav { position: fixed; top: 68px; left: 0; right: 0; bottom: 0; background: var(--dn-navy-950); padding: var(--dn-space-3); transform: translateY(-8px); opacity: 0; pointer-events: none; transition: opacity var(--dn-transition), transform var(--dn-transition); overflow-y: auto; }
  .dn-nav.dn-nav-open { opacity: 1; pointer-events: auto; transform: translateY(0); }
  .dn-nav ul { flex-direction: column; gap: 0; white-space: normal; }
  .dn-nav ul li { border-bottom: 1px solid rgba(255,255,255,0.08); }
  .dn-nav ul li a { display: block; padding: 1rem 0.25rem; font-size: 1rem; }
  .dn-nav-toggle { display: inline-flex; }

  /* Mobilde mega-menü hover ile çalışmaz — alt öğeler her zaman açık, sade bir liste olarak gösterilir */
  .dn-nav-dropdown {
    position: static; opacity: 1; visibility: visible; transform: none;
    box-shadow: none; background: transparent; padding: 0 0 0.5rem 1rem;
    display: flex; flex-direction: column; gap: 0.5rem; min-width: 0;
  }
  .dn-nav-dropdown-mega { min-width: 0; }
  .dn-nav-dropdown-col li a { color: rgba(255,255,255,0.75); font-size: 0.92rem; padding: 0.5rem 0.25rem; }
  .dn-nav-mining-box { min-width: 0; }
  .dn-nav-caret { display: none; }
}
@media (max-width: 720px) {
  .dn-footer-grid { grid-template-columns: 1fr; }
}

/* Neden DuruNex ERP — kanıt tablosu (iddia → kod/mimari kanıtı → durum) */
.dn-evidence-table { width: 100%; border-collapse: collapse; margin-top: var(--dn-space-3); background: #fff; border-radius: var(--dn-radius-md); overflow: hidden; box-shadow: var(--dn-shadow-card); }
.dn-evidence-table th, .dn-evidence-table td { text-align: left; padding: var(--dn-space-2) var(--dn-space-3); border-bottom: 1px solid var(--dn-gray-200); vertical-align: top; }
.dn-evidence-table th { background: var(--dn-navy-900); color: #fff; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.03em; }
.dn-evidence-table td { color: var(--dn-gray-600); font-size: 0.92rem; }
.dn-evidence-table tr:last-child td { border-bottom: none; }
.dn-evidence-badge { display: inline-block; padding: 0.2rem 0.6rem; border-radius: 999px; font-size: 0.78rem; font-weight: 700; white-space: nowrap; }
.dn-evidence-badge--verified { background: #e3f6ea; color: #1e7d43; }
.dn-evidence-badge--partial { background: #fff3d6; color: #8a6100; }
.dn-evidence-table-wrap { overflow-x: auto; }
@media (max-width: 720px) {
  .dn-evidence-table th, .dn-evidence-table td { padding: var(--dn-space-1) var(--dn-space-2); font-size: 0.85rem; }
}

/* Demo / İletişim formu (dn_demo_form) */
.dn-form { display: flex; flex-direction: column; gap: var(--dn-space-2); }
.dn-form-row { display: flex; flex-direction: column; gap: 0.35rem; }
.dn-form-row label { font-size: 0.88rem; font-weight: 700; color: var(--dn-navy-900); }
.dn-form-row input,
.dn-form-row select,
.dn-form-row textarea {
  font: inherit;
  font-size: 0.95rem;
  color: var(--dn-navy-900);
  background: #fff;
  border: 1px solid var(--dn-gray-200);
  border-radius: var(--dn-radius-sm);
  padding: 0.65rem 0.85rem;
  width: 100%;
  transition: border-color var(--dn-transition), box-shadow var(--dn-transition);
}
.dn-form-row textarea { resize: vertical; min-height: 6.5rem; }
.dn-form-row input:hover, .dn-form-row select:hover, .dn-form-row textarea:hover { border-color: var(--dn-gray-400, var(--dn-gray-200)); }
.dn-form-row input:focus, .dn-form-row select:focus, .dn-form-row textarea:focus {
  outline: none;
  border-color: var(--dn-teal-500, var(--dn-teal-400));
  box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15);
}
.dn-form-row input:not(:focus):not(:placeholder-shown):invalid { border-color: #d9534f; }
.dn-form-row select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--dn-gray-600) 50%), linear-gradient(135deg, var(--dn-gray-600) 50%, transparent 50%); background-position: calc(100% - 1.2rem) center, calc(100% - 0.9rem) center; background-size: 6px 6px, 6px 6px; background-repeat: no-repeat; padding-right: 2.4rem; }
.dn-form > .dn-btn { align-self: flex-start; margin-top: var(--dn-space-1); }
#dn-form-status { font-weight: 600; }
@media (min-width: 640px) {
  .dn-form-row--pair-start { display: grid; grid-template-columns: 1fr 1fr; gap: var(--dn-space-2); }
}