/* =========================================================================
   Otomatik Sipariş Sistemleri ve ERP Eğitimi
   Ortak tasarım sistemi + animasyon motoru stilleri
   ========================================================================= */

:root {
  /* Marka renkleri */
  --bg-0: #0a0f1e;
  --bg-1: #0e1428;
  --bg-2: #131b38;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-2: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.10);
  --border-strong: rgba(255, 255, 255, 0.18);

  --text: #eef2fb;
  --text-soft: #b9c2db;
  --text-mute: #7f8aa8;

  /* Vurgu — varsayılan (marka) */
  --accent: #4f7cff;
  --accent-2: #22d3ee;
  --accent-soft: rgba(79, 124, 255, 0.16);

  --ok: #34d399;
  --warn: #fbbf24;
  --danger: #fb7185;

  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.6);
  --maxw: 1180px;

  --font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* Oturum temaları (body[data-theme]) */
body[data-theme="s1"] { --accent: #4f7cff; --accent-2: #22d3ee; --accent-soft: rgba(79,124,255,.16); }
body[data-theme="s2"] { --accent: #34d399; --accent-2: #a7f3d0; --accent-soft: rgba(52,211,153,.16); }
body[data-theme="s3"] { --accent: #fbbf24; --accent-2: #fde68a; --accent-soft: rgba(251,191,36,.16); }
body[data-theme="s4"] { --accent: #fb923c; --accent-2: #fdba74; --accent-soft: rgba(251,146,60,.16); }

/* Aydınlık (beyaz zemin) tema — body.theme-light */
body.theme-light {
  --bg-0: #eef1f8;
  --bg-1: #e6ebf5;
  --bg-2: #dde5f1;
  --surface: rgba(15,28,64,0.045);
  --surface-2: rgba(15,28,64,0.085);
  --border: rgba(15,28,64,0.13);
  --border-strong: rgba(15,28,64,0.24);
  --text: #0d1a36;
  --text-soft: #41506e;
  --text-mute: #6c7894;
  --shadow: 0 20px 50px -22px rgba(20,40,90,0.30);
}
/* Aydınlık temada vurgu renklerini biraz koyulaştır (beyaz üzerinde kontrast) */
body.theme-light[data-theme="s1"] { --accent: #2f5bef; --accent-2: #0e9bb8; }
body.theme-light[data-theme="s2"] { --accent: #0f9d63; --accent-2: #0e8f74; }
body.theme-light[data-theme="s3"] { --accent: #c98208; --accent-2: #b06a05; }
body.theme-light[data-theme="s4"] { --accent: #e2671a; --accent-2: #c75510; }
body.theme-light::after {
  background-image:
    linear-gradient(rgba(15,28,64,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15,28,64,0.05) 1px, transparent 1px);
}
body.theme-light .logo-chip { border: 1px solid var(--border-strong); }
body.theme-light .cover-logo,
body.theme-light .hero h1 {
  background: linear-gradient(120deg, var(--text), var(--accent) 70%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  width: 100%;
  overflow: hidden;
  background: var(--bg-0);
  color: var(--text);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}

/* Arka plan dokusu */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(1200px 700px at 80% -10%, var(--accent-soft), transparent 60%),
    radial-gradient(900px 600px at -10% 110%, rgba(34, 211, 238, 0.10), transparent 55%),
    linear-gradient(160deg, var(--bg-0), var(--bg-1) 55%, var(--bg-2));
  z-index: -2;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(circle at 50% 40%, #000 0%, transparent 78%);
  z-index: -1;
}

/* =========================================================================
   Deck / slide yapısı
   ========================================================================= */
.deck { position: fixed; inset: 0; }

.slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(20px, 4vh, 52px) clamp(24px, 5vw, 72px);
  opacity: 0;
  visibility: hidden;
  transform: translateX(40px) scale(0.99);
  transition: opacity .5s var(--ease), transform .6s var(--ease);
  pointer-events: none;
}
.slide.is-active {
  opacity: 1;
  visibility: visible;
  transform: none;
  pointer-events: auto;
  z-index: 2;
}
.slide.is-prev { transform: translateX(-40px) scale(0.99); }

.slide-inner {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  transform-origin: center center;
}

/* =========================================================================
   Tipografi
   ========================================================================= */
.slide-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: clamp(.72rem, 1.1vw, .85rem);
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent-2);
  padding: 7px 14px;
  border: 1px solid var(--border-strong);
  border-radius: 100px;
  background: var(--surface);
  margin-bottom: 22px;
}

.slide-title {
  font-size: clamp(1.9rem, 4.4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
}
.slide-title .accent { color: var(--accent); }

.slide-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 14px;
}

.lead {
  font-size: clamp(1.05rem, 1.7vw, 1.4rem);
  line-height: 1.55;
  color: var(--text-soft);
  max-width: 46ch;
}
.lead.wide { max-width: 70ch; }

p { line-height: 1.6; color: var(--text-soft); }
.muted { color: var(--text-mute); }
.accent { color: var(--accent); }
.accent-2 { color: var(--accent-2); }
.center { text-align: center; }
.center .lead, .center .slide-inner > .lead { margin-left: auto; margin-right: auto; }
strong { color: var(--text); font-weight: 700; }
.big { font-size: clamp(2.4rem, 6vw, 4.5rem); font-weight: 800; line-height: 1; }

/* =========================================================================
   Cover & Section
   ========================================================================= */
.slide.cover .slide-inner { text-align: center; }
.cover-logo {
  font-size: clamp(2.6rem, 7vw, 4.8rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.05;
  background: linear-gradient(120deg, var(--text), var(--accent-2) 60%, var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 20px;
}
.cover-sub { font-size: clamp(1rem, 2vw, 1.4rem); color: var(--text-soft); }
.cover-meta {
  margin-top: 36px;
  display: inline-flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

/* Marka logosu (beyaz çip — her logo net görünür) */
.logo-chip {
  display: inline-flex; align-items: center; justify-content: center;
  background: #fff; border-radius: 16px; padding: 14px 24px;
  box-shadow: var(--shadow); margin-bottom: 30px;
}
.logo-chip img { height: 52px; display: block; }
.logo-chip .logo-fallback { color: #0a2540; font-weight: 800; font-size: 1.15rem; letter-spacing: -.01em; }

/* Kapaktaki eğitmen künyesi */
.cover-presenter {
  margin-top: 34px; display: inline-flex; align-items: center; gap: 14px;
  padding: 12px 22px 12px 12px; border-radius: 100px;
  background: var(--surface); border: 1px solid var(--border-strong);
}
.cp-avatar {
  width: 46px; height: 46px; border-radius: 50%; flex-shrink: 0; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(140deg, var(--accent), var(--accent-2));
  color: #06122e; font-weight: 800; font-size: 1.05rem;
}
.cp-avatar img { width: 100%; height: 100%; object-fit: cover; }
.cp-text { text-align: left; line-height: 1.25; }
.cp-text b { color: var(--text); font-size: 1rem; }
.cp-text span { color: var(--text-mute); font-size: .85rem; }

.slide.section .slide-inner { text-align: left; }
.section-num {
  font-size: clamp(5rem, 18vw, 13rem);
  font-weight: 900;
  line-height: .8;
  letter-spacing: -0.05em;
  background: linear-gradient(160deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: .9;
}
.section-label {
  font-size: clamp(.8rem, 1.2vw, 1rem);
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--accent-2);
  font-weight: 700;
  margin-bottom: 8px;
}
.section-title {
  font-size: clamp(1.8rem, 4.5vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-top: 6px;
  max-width: 22ch;
}

/* =========================================================================
   Grid & Cards
   ========================================================================= */
.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(var(--accent), var(--accent-2));
  opacity: 0; transition: opacity .4s;
}
.card:hover::before { opacity: 1; }
.card-icon {
  font-size: 2rem;
  width: 56px; height: 56px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-soft);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  margin-bottom: 16px;
}
.card-title { font-size: 1.15rem; font-weight: 700; margin-bottom: 8px; }
.card-text { color: var(--text-soft); font-size: .98rem; line-height: 1.55; }

/* =========================================================================
   Stats / KPI
   ========================================================================= */
.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  text-align: center;
}
.stat-num {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  line-height: 1;
}
.stat-label { color: var(--text-soft); margin-top: 10px; font-size: .95rem; }

/* =========================================================================
   Listeler
   ========================================================================= */
.list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.list li {
  position: relative;
  padding-left: 34px;
  line-height: 1.5;
  color: var(--text-soft);
  font-size: 1.05rem;
}
.list li::before {
  content: "";
  position: absolute; left: 0; top: .42em;
  width: 16px; height: 16px; border-radius: 5px;
  background: var(--accent-soft);
  border: 1px solid var(--accent);
}
.checklist li::before {
  content: "✓";
  background: transparent; border: none;
  color: var(--ok); font-weight: 900; font-size: 1.1rem;
  top: .05em; left: 2px;
}
.numbered { counter-reset: n; }
.numbered li::before {
  counter-increment: n; content: counter(n);
  display: flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; border-radius: 8px; top: .05em;
  background: var(--accent); color: #06122e; font-weight: 800; font-size: .85rem;
  border: none;
}
.numbered li { padding-left: 40px; }

/* =========================================================================
   Callout
   ========================================================================= */
.callout {
  border: 1px solid var(--border-strong);
  border-left: 4px solid var(--accent);
  background: var(--surface);
  border-radius: var(--radius-sm);
  padding: 18px 22px;
  display: flex; gap: 14px; align-items: flex-start;
  font-size: 1.02rem; line-height: 1.55; color: var(--text-soft);
}
.callout .ico { font-size: 1.4rem; flex-shrink: 0; }
.callout.info { border-left-color: var(--accent); }
.callout.tip { border-left-color: var(--accent-2); }
.callout.success { border-left-color: var(--ok); }
.callout.warn { border-left-color: var(--warn); }
.callout.danger { border-left-color: var(--danger); }
.callout b, .callout strong { color: var(--text); }

/* Görsel bloklar ile altındaki paneller arasına dikey boşluk */
.slide-inner .flow + .callout,
.slide-inner .grid + .callout,
.slide-inner .compare + .callout,
.slide-inner .table-wrap + .callout,
.slide-inner .stack + .callout,
.slide-inner .timeline + .callout,
.slide-inner .list + .callout,
.slide-inner svg.diagram + .callout,
.slide-inner .ask + .callout,
.slide-inner .callout + .callout,
.slide-inner .flow + .grid,
.slide-inner .grid + .grid { margin-top: 22px; }

/* =========================================================================
   Flow (yatay akış)
   ========================================================================= */
.flow { display: flex; align-items: stretch; gap: 14px; flex-wrap: wrap; }
.flow-step {
  flex: 1; min-width: 130px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 20px 18px; text-align: center;
  position: relative;
}
.flow-step .n {
  font-size: .75rem; font-weight: 800; color: var(--accent-2); letter-spacing: .1em;
}
.flow-step .t { font-weight: 700; margin: 6px 0 4px; font-size: 1.02rem; }
.flow-step .d { font-size: .85rem; color: var(--text-mute); }
.flow-arrow {
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); font-size: 1.4rem; padding: 0 6px; flex-shrink: 0;
}
@media (max-width: 820px) {
  .flow { flex-direction: column; }
  .flow-arrow { transform: rotate(90deg); padding: 4px 0; }
}

/* =========================================================================
   Comparison
   ========================================================================= */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.compare-col {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
}
.compare-col h4 {
  font-size: 1.2rem; margin-bottom: 14px; display: flex; align-items: center; gap: 10px;
}
.compare-col.a { border-top: 3px solid var(--accent); }
.compare-col.b { border-top: 3px solid var(--accent-2); }
.compare-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.compare-col li { padding-left: 24px; position: relative; color: var(--text-soft); line-height: 1.5; }
.compare-col li::before { content: "›"; position: absolute; left: 6px; color: var(--accent); font-weight: 800; }

/* =========================================================================
   Tablo
   ========================================================================= */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }
table.table { width: 100%; border-collapse: collapse; font-size: .98rem; }
.table th, .table td { padding: 14px 18px; text-align: left; border-bottom: 1px solid var(--border); }
.table th { background: var(--surface-2); color: var(--text); font-weight: 700; letter-spacing: .02em; }
.table td { color: var(--text-soft); }
.table tr:last-child td { border-bottom: none; }
.table tbody tr:hover { background: var(--surface); }

/* =========================================================================
   Timeline
   ========================================================================= */
.timeline { position: relative; padding-left: 30px; display: flex; flex-direction: column; gap: 20px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 4px; bottom: 4px; width: 2px; background: var(--border-strong); }
.tl-item { position: relative; }
.tl-item::before {
  content: ""; position: absolute; left: -30px; top: 4px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--accent); border: 3px solid var(--bg-1);
}
.tl-item h4 { font-size: 1.08rem; margin-bottom: 4px; }
.tl-item p { font-size: .95rem; }

/* =========================================================================
   Badge / Pill / Tag / Quote
   ========================================================================= */
.badge, .pill, .tag {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 7px 14px; border-radius: 100px;
  border: 1px solid var(--border-strong); background: var(--surface);
  font-size: .85rem; color: var(--text-soft); font-weight: 600;
}
.pill.accent { background: var(--accent-soft); border-color: var(--accent); color: var(--text); }

.quote {
  border-left: 4px solid var(--accent);
  padding: 8px 0 8px 24px;
  font-size: clamp(1.2rem, 2.4vw, 1.8rem);
  font-weight: 600; line-height: 1.4; color: var(--text);
  font-style: italic;
}
.quote-cite { display: block; margin-top: 12px; font-size: .95rem; font-style: normal; color: var(--accent-2); font-weight: 700; }

/* Vaka kutusu */
.case {
  background: linear-gradient(135deg, var(--accent-soft), transparent);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 26px 28px;
}
.case-tag {
  font-size: .72rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent-2); margin-bottom: 10px; display: block;
}

/* Soru/açılış kutusu */
.ask {
  text-align: center;
  font-size: clamp(1.4rem, 3.2vw, 2.4rem);
  font-weight: 700; line-height: 1.3; color: var(--text);
  max-width: 22ch; margin: 0 auto;
}
.ask .q { color: var(--accent-2); }

/* =========================================================================
   Eğitmen / tanıtım slaytı
   ========================================================================= */
.presenter { display: grid; grid-template-columns: 320px 1fr; gap: 46px; align-items: center; }
.pf-frame {
  position: relative; border-radius: 24px; padding: 8px;
  background: linear-gradient(150deg, var(--accent), var(--accent-2));
  box-shadow: var(--shadow);
}
.pf-img, .pf-fallback {
  width: 100%; aspect-ratio: 4 / 5; border-radius: 18px; display: block; object-fit: cover;
  background: var(--bg-2);
}
.pf-fallback {
  display: none; align-items: center; justify-content: center;
  font-size: 5rem; font-weight: 900; color: var(--text);
  background: radial-gradient(circle at 50% 35%, var(--accent-soft), var(--bg-2));
  letter-spacing: -.04em;
}
.presenter-name { font-size: clamp(2rem, 4vw, 3rem); font-weight: 900; letter-spacing: -.02em; line-height: 1; }
.presenter-role {
  display: inline-flex; align-items: center; gap: 10px; margin-top: 14px;
  padding: 9px 18px; border-radius: 100px; font-weight: 700; font-size: 1.02rem;
  background: var(--accent-soft); border: 1px solid var(--accent); color: var(--text);
}
.presenter-bio { margin-top: 16px; color: var(--text-soft); line-height: 1.55; max-width: 52ch; }
.exp-badge {
  margin-top: 20px; display: flex; gap: 14px; align-items: center;
  background: linear-gradient(135deg, var(--surface-2), transparent);
  border: 1px solid var(--border-strong); border-radius: var(--radius); padding: 16px 20px;
}
.exp-badge .num { font-size: 2.4rem; font-weight: 900; line-height: 1;
  background: linear-gradient(120deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.exp-badge .txt { font-size: .95rem; color: var(--text-soft); line-height: 1.4; }

.work-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.work-list li {
  display: flex; gap: 14px; align-items: flex-start;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 13px 16px;
}
.work-list .wi { font-size: 1.4rem; flex-shrink: 0; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background: var(--accent-soft); border-radius: 10px; }
.work-list .wt { font-weight: 700; line-height: 1.3; }
.work-list .wd { color: var(--text-mute); font-size: .88rem; margin-top: 2px; }
.expertise-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 8px; }
.exp-chip {
  text-align: center; padding: 16px 10px; border-radius: var(--radius-sm);
  background: var(--surface); border: 1px solid var(--border);
}
.exp-chip .ei { font-size: 1.8rem; display: block; margin-bottom: 8px; }
.exp-chip .el { font-size: .82rem; color: var(--text-soft); font-weight: 600; line-height: 1.3; }
@media (max-width: 880px) {
  .presenter { grid-template-columns: 1fr; gap: 28px; }
  .expertise-row { grid-template-columns: repeat(2, 1fr); }
}

/* =========================================================================
   SVG diyagram yardımcıları
   ========================================================================= */
.diagram { width: 100%; height: auto; display: block; }
.diagram .d-node { fill: var(--surface-2); stroke: var(--border-strong); stroke-width: 1.5; }
.diagram .d-center { fill: var(--accent-soft); stroke: var(--accent); stroke-width: 2; }
.diagram .d-line { stroke: var(--text-mute); stroke-width: 1.5; opacity: .5; stroke-dasharray: 4 6; }
.diagram .d-line-solid { stroke: var(--accent); stroke-width: 2; opacity: .55; }
.diagram .d-label { fill: var(--text); font-family: var(--font); font-weight: 700; }
.diagram .d-sub { fill: var(--text-mute); font-family: var(--font); }
.diagram .d-emoji { font-size: 26px; }
.diagram .d-bad { stroke: var(--danger); }
.diagram .d-bad-fill { fill: var(--danger); }
.diagram .d-num { fill: var(--text); font-family: var(--font); font-weight: 800; }

/* Katmanlı yığın (3-tier) */
.stack { display: flex; flex-direction: column; gap: 16px; max-width: 760px; margin: 0 auto; }
.layer {
  display: flex; align-items: center; gap: 20px;
  border: 1px solid var(--border-strong); border-radius: var(--radius);
  padding: 22px 26px; position: relative; overflow: hidden;
  background: var(--surface);
}
.layer::before { content: ""; position: absolute; inset: 0; opacity: .10; background: linear-gradient(90deg, var(--accent), transparent); }
.layer .ln { font-size: 2.2rem; flex-shrink: 0; width: 64px; height: 64px; display: flex; align-items: center; justify-content: center; background: var(--accent-soft); border: 1px solid var(--border-strong); border-radius: 16px; }
.layer .lt { font-size: 1.25rem; font-weight: 800; }
.layer .ld { color: var(--text-soft); font-size: .96rem; margin-top: 3px; }
.layer-arrow { text-align: center; color: var(--accent); font-size: 1.3rem; line-height: 0; }

/* İkon şeridi (pictogram) */
.iconrow { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 16px; }
.iconrow .ic { text-align: center; padding: 22px 14px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); }
.iconrow .ic .big-ico { font-size: 2.6rem; display: block; margin-bottom: 12px; }
.iconrow .ic .lab { font-weight: 700; font-size: 1rem; }
.iconrow .ic .des { color: var(--text-mute); font-size: .85rem; margin-top: 5px; line-height: 1.4; }

/* =========================================================================
   ERP tarihçe zaman tüneli
   ========================================================================= */
.erp-tl { display: flex; flex-direction: column; gap: 12px; }
.erp-tl-bar {
  text-align: center; background: #23215c; color: #fff; font-weight: 800;
  padding: 12px 22px; border-radius: 12px; font-size: 1.05rem; letter-spacing: .01em;
}
.tl-years, .tl-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.tl-years > div { text-align: center; font-weight: 800; color: var(--accent); font-size: 1rem; line-height: 1.15; }
.tl-icons {
  position: relative; display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 16px; align-items: center; padding: 4px 0;
}
.tl-icons::before {
  content: ""; position: absolute; left: 10%; right: 10%; top: 50%;
  transform: translateY(-50%); height: 3px; background: var(--border-strong);
}
.tl-ic {
  position: relative; justify-self: center;
  width: 66px; height: 66px; border-radius: 50%;
  background: var(--bg-0); border: 2px solid var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.8rem; box-shadow: var(--shadow);
}
.tl-heads > div {
  background: #23215c; color: #fff; border: 1px solid rgba(255,255,255,.14);
  border-radius: 12px; padding: 12px 10px; text-align: center;
  font-weight: 800; font-size: .92rem; line-height: 1.2;
  display: flex; align-items: center; justify-content: center;
}
.tl-descs > div {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: 13px 14px; font-size: .78rem; line-height: 1.45; color: var(--text-soft);
}
.tl-tags > div {
  background: var(--accent-soft); border: 1px solid var(--accent); border-radius: 10px;
  padding: 10px; text-align: center; font-weight: 700; font-size: .76rem;
  line-height: 1.3; color: var(--text); display: flex; align-items: center; justify-content: center;
}
.tl-focus { display: grid; grid-template-columns: auto 1fr auto; gap: 18px; align-items: center; margin-top: 4px; }
.tf-chip {
  background: #23215c; color: #fff; font-weight: 800; padding: 13px 18px;
  border-radius: 12px; font-size: .9rem; text-align: center; max-width: 250px; line-height: 1.25;
}
.tf-mid { text-align: center; }
.tf-mid .lab { font-size: clamp(1.1rem, 2vw, 1.5rem); font-weight: 800; color: var(--accent); }
.tf-mid .bar { height: 3px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); margin-top: 8px; position: relative; border-radius: 2px; }
.tf-mid .bar::after { content: "▶"; position: absolute; right: -3px; top: 50%; transform: translateY(-50%); color: var(--accent-2); font-size: .85rem; }

/* =========================================================================
   ERP MODÜL SLAYTLARI — her zaman koyu (ink)
   ========================================================================= */
/* Modül slaytları mevcut temaya uyar (zorla koyu değil) */

/* Modül düzeni */
.module { display: grid; grid-template-columns: 1.02fr .98fr; gap: 38px; align-items: center; }
@media (max-width: 900px) { .module { grid-template-columns: 1fr; gap: 22px; } }
.mod-titlebar { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.mod-num {
  width: 54px; height: 54px; border-radius: 13px; flex-shrink: 0;
  background: linear-gradient(140deg, var(--accent), var(--accent-2));
  color: #08122c; font-weight: 900; font-size: 1.7rem;
  display: flex; align-items: center; justify-content: center;
}
.mod-title { font-size: clamp(1.35rem, 2.5vw, 2rem); font-weight: 800; letter-spacing: -.01em; line-height: 1.1; }
.mod-desc {
  display: flex; gap: 14px; align-items: flex-start;
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  padding: 15px 18px; margin-bottom: 18px; color: var(--text-soft); line-height: 1.5;
}
.mod-desc .ico { font-size: 1.6rem; flex-shrink: 0; }
.mod-scope-label { font-weight: 800; letter-spacing: .1em; font-size: .8rem; color: var(--accent-2); margin-bottom: 12px; }
.mod-scope { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 11px 18px; }
.mod-scope li { display: flex; gap: 11px; align-items: center; color: var(--text-soft); font-size: .95rem; line-height: 1.25; }
.mod-scope li .si {
  width: 32px; height: 32px; border-radius: 9px; flex-shrink: 0;
  background: var(--accent-soft); border: 1px solid var(--border-strong);
  display: flex; align-items: center; justify-content: center; font-size: 1rem;
}
.mod-benefit {
  display: flex; gap: 14px; align-items: flex-start; margin-top: 18px;
  background: linear-gradient(135deg, var(--accent-soft), transparent);
  border: 1px solid var(--border-strong); border-radius: 14px; padding: 15px 18px;
}
.mod-benefit .bi { font-size: 1.7rem; flex-shrink: 0; }
.mod-benefit .bt { font-weight: 800; color: var(--accent-2); font-size: .78rem; letter-spacing: .1em; margin-bottom: 4px; }
.mod-benefit .bd { color: var(--text-soft); line-height: 1.45; }

/* Dashboard (gösterge paneli) mock */
.dash {
  background: var(--surface); border: 1px solid var(--border); border-radius: 18px;
  padding: 18px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 14px;
}
.dash-head { display: flex; justify-content: space-between; align-items: center; font-weight: 800; font-size: .98rem; }
.dash-head .dot3 { color: var(--text-mute); letter-spacing: 2px; }
.dash-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.dk { background: var(--surface-2); border: 1px solid var(--border); border-radius: 11px; padding: 11px 12px; }
.dk .v { font-size: 1.25rem; font-weight: 800; color: var(--accent-2); line-height: 1; }
.dk .l { font-size: .7rem; color: var(--text-mute); margin-top: 6px; line-height: 1.2; }
.dash-row { display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: center; }
.donut-wrap { position: relative; width: 112px; height: 112px; flex-shrink: 0; }
.donut {
  width: 112px; height: 112px; border-radius: 50%;
  -webkit-mask: radial-gradient(circle 33px at 50% 50%, #0000 98%, #000 100%);
  mask: radial-gradient(circle 33px at 50% 50%, #0000 98%, #000 100%);
}
.dlabel { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: .92rem; color: var(--text); }
.legend { display: flex; flex-direction: column; gap: 7px; font-size: .78rem; color: var(--text-soft); }
.legend span { display: flex; align-items: center; gap: 8px; }
.legend i { width: 11px; height: 11px; border-radius: 3px; display: inline-block; flex-shrink: 0; }
.bars { display: flex; align-items: flex-end; gap: 7px; height: 96px; }
.bars i { flex: 1; background: linear-gradient(var(--accent), var(--accent-2)); border-radius: 4px 4px 0 0; display: block; min-height: 6px; }
.dash-cap { font-size: .72rem; color: var(--text-mute); text-align: center; }

/* =========================================================================
   Yerli ERP yazılımları kart ızgarası
   ========================================================================= */
.yerli-head { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
.yerli-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 18px; border-radius: 100px;
  border: 1px solid var(--border-strong); background: var(--surface);
  font-weight: 800; font-size: .85rem; white-space: nowrap;
}
.yerli-badge .pct { color: var(--accent); font-size: 1rem; }
.erp-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.erp-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  padding: 15px 15px; transition: border-color .25s, transform .25s, background .25s;
  position: relative;
}
.erp-card:hover { border-color: var(--border-strong); transform: translateY(-3px); }
.erp-name { font-weight: 800; font-size: 1.02rem; letter-spacing: -.01em; margin-bottom: 8px; color: var(--text); }
.erp-desc { font-size: .76rem; color: var(--text-mute); line-height: 1.42; }
.erp-card.feat { border-color: var(--accent); background: linear-gradient(150deg, var(--accent-soft), transparent); }
.erp-card.feat .erp-name { color: var(--accent); }
.erp-badge-tag { display: block; font-size: .58rem; font-weight: 800; letter-spacing: .1em; color: var(--accent-2); margin-bottom: 6px; }
.erp-grid.cols-5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 1000px) { .erp-grid, .erp-grid.cols-5 { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 620px) { .erp-grid, .erp-grid.cols-5 { grid-template-columns: repeat(2, 1fr); } }

/* =========================================================================
   Görsel zenginleştirme: illüstrasyon · çizgi ikon · mikro-animasyon
   ========================================================================= */
/* Metin + illüstrasyon ikili düzen */
.illus-split { display: grid; grid-template-columns: 1.05fr .95fr; gap: 44px; align-items: center; }
.illus-split.rev { grid-template-columns: .95fr 1.05fr; }
.illus-split.rev .illus-art { order: -1; }
@media (max-width: 900px) { .illus-split, .illus-split.rev { grid-template-columns: 1fr; gap: 26px; } }
.illus { width: 100%; height: auto; display: block; }

/* Bölüm ayracı + illüstrasyon */
.section-illus { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
@media (max-width: 900px) { .section-illus { grid-template-columns: 1fr; } }

/* İllüstrasyon tema renkleri (tema değişkenlerine bağlı) */
.illus .i-soft { fill: var(--accent-soft); }
.illus .i-acc { fill: var(--accent); }
.illus .i-acc2 { fill: var(--accent-2); }
.illus .i-surf { fill: var(--surface-2); }
.illus .i-ink { fill: var(--text); }
.illus .i-amber { fill: #f4b400; }
.illus .i-none { fill: none; }
.illus .s-ink { stroke: var(--text); }
.illus .s-acc { stroke: var(--accent); }
.illus .s-mute { stroke: var(--border-strong); }

/* Çizgi ikon seti (emoji yerine) */
.licon { width: 30px; height: 30px; fill: none; stroke: var(--accent); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.card-icon.line { background: var(--accent-soft); }
.sr-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

/* Mikro-animasyon — slayt aktif olunca tetiklenir, her girişte tekrar oynar */
/* HTML çubuk büyümesi */
.bars.anim-bars i { height: 0; transition: height .85s var(--ease); }
.slide.is-active .bars.anim-bars i { height: var(--bh); }
/* SVG çubuk yükselmesi */
.bar-rise { transform: scaleY(0); transform-origin: bottom; transform-box: fill-box; }
.slide.is-active .bar-rise { animation: barRise .8s var(--ease) forwards; }
@keyframes barRise { to { transform: scaleY(1); } }
/* SVG çizgi çizilmesi */
.draw { stroke-dasharray: var(--len, 1400); stroke-dashoffset: var(--len, 1400); }
.slide.is-active .draw { animation: dash 1.15s var(--ease) forwards; }
@keyframes dash { to { stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce) {
  .bars.anim-bars i { transition: none; }
  .slide.is-active .draw, .slide.is-active .bar-rise { animation: none; }
  .draw { stroke-dashoffset: 0; } .bar-rise { transform: none; }
}

/* Yardımcılar */
.mt-s { margin-top: 14px; } .mt-m { margin-top: 24px; } .mt-l { margin-top: 36px; }
.row { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.row.center { justify-content: center; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.split.narrow { grid-template-columns: 1.2fr 1fr; }

@media (max-width: 880px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .compare, .split, .split.narrow { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* =========================================================================
   Animasyon — slayt aktif olunca .anim öğeleri sahneye girer
   ========================================================================= */
.anim {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s var(--ease), transform .7s var(--ease);
  will-change: opacity, transform;
}
.anim[data-anim="left"]  { transform: translateX(-30px); }
.anim[data-anim="right"] { transform: translateX(30px); }
.anim[data-anim="zoom"]  { transform: scale(.9); }
.anim[data-anim="fade"]  { transform: none; }
.slide.is-active .anim.in { opacity: 1; transform: none; }

/* =========================================================================
   UI: ilerleme çubuğu, sayaç, nav, oturum etiketi
   ========================================================================= */
.progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  z-index: 50; transition: width .4s var(--ease);
}
.hud {
  position: fixed; bottom: 22px; left: 0; right: 0;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 28px; z-index: 40; pointer-events: none;
}
.hud > * { pointer-events: auto; }
.session-tag {
  font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--text-mute);
  display: flex; align-items: center; gap: 10px;
}
.session-tag .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); }
.counter {
  font-size: .85rem; color: var(--text-mute); font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.counter b { color: var(--text); }
.nav { display: flex; gap: 8px; }
.nav button {
  width: 40px; height: 40px; border-radius: 12px;
  background: var(--surface); border: 1px solid var(--border-strong);
  color: var(--text); font-size: 1.1rem; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background .2s, transform .15s;
}
.nav button:hover { background: var(--surface-2); transform: translateY(-2px); }
.nav button:active { transform: translateY(0); }

.home-link {
  position: fixed; top: 18px; left: 22px; z-index: 40;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px; border-radius: 100px;
  background: var(--surface); border: 1px solid var(--border-strong);
  color: var(--text-soft); text-decoration: none; font-size: .85rem; font-weight: 600;
  transition: background .2s, color .2s;
}
.home-link:hover { background: var(--surface-2); color: var(--text); }

.help-hint {
  position: fixed; top: 18px; right: 22px; z-index: 40;
  font-size: .78rem; color: var(--text-mute);
  display: flex; align-items: center; gap: 8px;
}
.kbd {
  display: inline-block; padding: 2px 8px; border-radius: 6px;
  background: var(--surface-2); border: 1px solid var(--border-strong);
  font-size: .72rem; color: var(--text-soft); font-weight: 700;
}

@media print {
  .slide { position: relative; opacity: 1 !important; visibility: visible !important; transform: none !important; page-break-after: always; min-height: 100vh; }
  .anim { opacity: 1 !important; transform: none !important; }
  .hud, .progress, .home-link, .help-hint { display: none; }
}