/* Konsesa tanıtım sitesi — marka: design/brand/konsesa-logo.md (grafit #1c2128, mürdüm #6d2a5e / koyu zeminde #cb82b8). */

@font-face { font-family: "IBM Plex Sans"; src: url(/fonts/ibm-plex-sans-tr-400-normal.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url(/fonts/ibm-plex-sans-tr-500-normal.woff2) format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url(/fonts/ibm-plex-sans-tr-600-normal.woff2) format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "IBM Plex Sans"; src: url(/fonts/ibm-plex-sans-tr-700-normal.woff2) format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "IBM Plex Serif"; src: url(/fonts/ibm-plex-serif-tr-600-normal.woff2) format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "IBM Plex Sans Arabic"; src: url(/fonts/ibm-plex-sans-arabic-arabic-400-normal.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Sans Arabic"; src: url(/fonts/ibm-plex-sans-arabic-arabic-600-normal.woff2) format("woff2"); font-weight: 600 700; font-display: swap; }

:root {
  --graphite: #16191f;
  --graphite-2: #20252e;
  --line-dark: #343b47;
  --paper: #f6f4f1;
  --paper-2: #ece8e3;
  --card: #fdfcfa;
  --line: #e4dfd8;
  --ink: #16191f;
  --ink-2: #4a5361;
  --muted: #646a74;
  --on-dark: #c9ced6;
  --on-dark-muted: #9aa1ab;
  --plum: #6d2a5e;
  --plum-hover: #57204b;
  --plum-light: #cb82b8;
  --plum-soft: #f3e8f0;
  --teal: #0d7c78;
  --teal-soft: #e7f6f5;
  --teal-ink: #0b4f4c;
  --teal-light: #5cc8c0;
  --radius: 16px;
  --radius-lg: 24px;
  --wrap: 1200px;
  --pad: 24px;
  --font: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --font-head: "IBM Plex Serif", Georgia, serif;
  --shadow: 0 24px 64px rgba(22, 25, 31, 0.14);
  --focus: 0 0 0 3px #fff, 0 0 0 6px var(--plum);
}
:root:lang(ar) { --font: "IBM Plex Sans Arabic", "IBM Plex Sans", Tahoma, Arial, sans-serif; --font-head: "IBM Plex Sans Arabic", "IBM Plex Sans", Tahoma, sans-serif; }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition: none !important; } }
body { margin: 0; background: var(--paper); color: var(--ink-2); font: 400 18px/1.6 var(--font); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--plum); text-underline-offset: 3px; }
a:hover { color: var(--plum-hover); }
:focus-visible { outline: none; box-shadow: var(--focus); border-radius: 6px; }
h1, h2, h3 { color: var(--ink); margin: 0; }
h1, h2 { font-family: var(--font-head); font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: clamp(44px, 6vw, 76px); line-height: 1.05; }
h2 { font-size: clamp(32px, 4vw, 48px); line-height: 1.12; }
h3 { font-size: 22px; line-height: 1.3; font-weight: 600; }
:lang(ar) h1, :lang(ar) h2 { letter-spacing: 0; line-height: 1.3; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; inset-inline-start: 16px; top: -60px; z-index: 100; background: var(--graphite); color: #fff; padding: 12px 16px; border-radius: 8px; }
.skip:focus { top: 16px; color: #fff; }

.wrap { max-width: calc(var(--wrap) + 2 * var(--pad)); margin-inline: auto; padding-inline: var(--pad); }
.narrow { max-width: calc(760px + 2 * var(--pad)); }
.icon { width: 24px; height: 24px; flex: none; }
.icon-sm { width: 20px; height: 20px; }
.icon-lg { width: 32px; height: 32px; }

/* Düğmeler */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 22px; border-radius: 12px; border: 1px solid transparent; font: 600 17px/1 var(--font); text-decoration: none; cursor: pointer; transition: background .15s, color .15s, border-color .15s; }
.btn-sm { min-height: 44px; padding: 0 18px; font-size: 16px; }
.btn-primary { background: var(--plum); color: #fff; }
.btn-primary:hover { background: var(--plum-hover); color: #fff; }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.45); }
.btn-ghost:hover { border-color: #fff; color: #fff; }
.btn-secondary { background: var(--card); color: var(--ink); border-color: #b9b2a9; }
.btn-secondary:hover { border-color: var(--ink); color: var(--ink); }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .65; cursor: progress; }

/* Başlık */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(253, 252, 250, .96); backdrop-filter: saturate(1.4) blur(8px); border-block-end: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; gap: 24px; min-height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; flex: none; }
.brand:hover { color: var(--ink); }
.logo-mark { width: 32px; height: 32px; }
.brand-word { font: 600 26px/1 "IBM Plex Sans", Arial, sans-serif; letter-spacing: -0.01em; }
.site-nav { display: flex; align-items: center; gap: 24px; margin-inline-start: auto; }
.site-nav > ul { display: flex; gap: 4px; }
.site-nav > ul a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 12px; color: var(--ink); font-weight: 500; text-decoration: none; border-radius: 8px; }
.site-nav > ul a:hover { background: var(--plum-soft); color: var(--plum); }
.lang-menu { position: relative; }
.lang-menu summary { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 12px; border-radius: 10px; border: 1px solid var(--line); color: var(--ink); font-weight: 500; cursor: pointer; list-style: none; user-select: none; }
.lang-menu summary::-webkit-details-marker { display: none; }
.lang-menu summary:hover { border-color: var(--plum); }
.lang-menu .chevron { transition: transform .15s; }
.lang-menu[open] .chevron { transform: rotate(180deg); }
.lang-menu ul { display: flex; flex-direction: column; gap: 2px; position: absolute; inset-inline-end: 0; top: calc(100% + 8px); min-width: 180px; padding: 6px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 16px 40px rgba(22,25,31,.14); z-index: 60; }
.lang-menu li a { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 44px; padding: 0 12px; border-radius: 8px; color: var(--ink); text-decoration: none; font-weight: 500; }
.lang-menu li a:hover { background: var(--plum-soft); color: var(--plum); }
.lang-menu li a[aria-current] { color: var(--plum); font-weight: 600; }
.lang { display: inline-flex; align-items: center; min-height: 44px; padding: 0 8px; color: var(--ink); text-decoration: none; font-weight: 500; border-radius: 8px; }
.lang:hover { background: var(--plum-soft); color: var(--plum); }
.menu-btn { display: none; margin-inline-start: auto; width: 48px; height: 48px; border: 1px solid var(--line); background: var(--card); border-radius: 12px; color: var(--ink); cursor: pointer; align-items: center; justify-content: center; }

/* Hero */
.hero { background: radial-gradient(ellipse at 85% 10%, #3a1d35 0%, var(--graphite) 58%); color: var(--on-dark); padding-block: 88px 104px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; }
.hero h1 { color: #f6f4f1; margin-block: 16px 24px; }
.hero .eyebrow { color: var(--plum-light); }
.hero .lead { color: var(--on-dark); font-size: 21px; }
.actions { display: flex; flex-wrap: wrap; gap: 16px; margin-block-start: 32px; }
.hero-note { display: flex; align-items: center; gap: 10px; margin-block-start: 28px; color: var(--teal-light); font-weight: 500; }
.hero-visual { position: relative; padding-block-end: 48px; padding-inline-end: 48px; }
.hero-desktop { border-radius: 14px; border: 1px solid var(--line-dark); box-shadow: 0 32px 80px rgba(0,0,0,.5); }
.hero-caption { position: absolute; inset-block-end: 4px; inset-inline-start: 0; font-size: 14px; color: var(--on-dark-muted); }
.hero-phone { position: absolute; inset-block-end: 0; inset-inline-end: 0; width: 26%; border-radius: 22px; border: 6px solid #0d0f14; box-shadow: 0 24px 60px rgba(0,0,0,.55); }

/* Bölümler */
.section { padding-block: 96px; }
.section-alt { background: var(--paper-2); }
.section-dark { background: var(--graphite); color: var(--on-dark); }
.section-dark h2, .section-dark h3 { color: #f6f4f1; }
.section-dark .eyebrow { color: var(--plum-light); }
.section-ai { background: var(--teal-soft); }
.section-ai .eyebrow { color: var(--teal); }
.section-head { max-width: 820px; margin-block-end: 48px; }
.section-head h2 { margin-block-start: 12px; }
.section-head .lead { margin-block-start: 16px; }
.eyebrow { font-size: 15px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--plum); }
:lang(ar) .eyebrow { letter-spacing: 0; font-size: 17px; }
.lead { font-size: 20px; line-height: 1.55; }
.section-note { display: flex; gap: 10px; align-items: flex-start; margin-block-start: 32px; max-width: 900px; color: var(--muted); }
.section-dark .section-note { color: var(--on-dark-muted); }
.section-ai .section-note { color: var(--teal-ink); font-weight: 500; }

.grid { display: grid; gap: 24px; }
.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(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; display: flex; flex-direction: column; gap: 12px; }
.card-num { font-weight: 600; color: var(--plum); }
.card-dark { background: var(--graphite-2); border-color: var(--line-dark); color: var(--on-dark); }
.card-dark .icon { color: var(--plum-light); }
.card-accent { background: #2b2030; border-color: #5a3a55; }
.card-row { flex-direction: row; align-items: flex-start; gap: 20px; }
.card-row .icon { color: var(--plum); }
.card-row h3 { margin-block-end: 6px; }
.card-ai { background: #fff; border-color: #b0e5e2; }
.card-ai .icon { color: var(--teal); }

/* Döngüler */
.loop { margin-block-start: 32px; }
.loop h3 { font-size: 22px; }
.loop-sub { color: var(--on-dark-muted); font-weight: 400; }
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; margin-block-start: 16px; counter-reset: s; }
.step { position: relative; display: flex; align-items: center; gap: 8px; min-height: 76px; padding: 18px 20px; background: var(--graphite-2); border: 1px solid var(--line-dark); border-radius: 14px; color: #f6f4f1; font-weight: 500; line-height: 1.35; }
.step:not(:last-child)::after { content: ""; position: absolute; inset-inline-end: -14px; top: 50%; width: 12px; height: 2px; background: var(--plum-light); }
.step-ai { background: #1a3533; border-color: #2c5c58; }
.step-ai .icon { color: var(--teal-light); }

/* Modüller */
.module-group { border-block-start: 5px solid var(--plum); gap: 20px; }
.module-1 { border-block-start-color: #9d6491; }
.module-2 { border-block-start-color: var(--teal); }
.group-name { font-size: 14px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--plum); }
.module-2 .group-name, .module-2 .icon { color: var(--teal); }
:lang(ar) .group-name { letter-spacing: 0; font-size: 16px; }
.module-group ul { display: flex; flex-direction: column; gap: 18px; }
.module-group li { display: flex; gap: 14px; align-items: flex-start; }
.module-group .icon { color: var(--plum); margin-block-start: 2px; }
.item-title { color: var(--ink); font-weight: 600; }
.item-desc { font-size: 16px; color: var(--muted); }

/* Ekran görüntülü bölümler */
.split { display: grid; grid-template-columns: 0.9fr 1.35fr; gap: 56px; align-items: center; }
.split-rev .split-copy { order: 2; }
.split-copy h2 { margin-block: 12px 24px; }
.shot { margin: 0; }
.shot-img { border-radius: 14px; border: 1px solid #d9d3cb; box-shadow: var(--shadow); background: #fff; }
.quote { margin: 0 0 24px; padding-inline-start: 20px; border-inline-start: 4px solid var(--plum); font-style: italic; font-size: 20px; color: var(--ink); }
.points { display: flex; flex-direction: column; gap: 14px; }
.points li { display: flex; gap: 12px; align-items: flex-start; }
.points .icon { color: var(--plum); margin-block-start: 4px; }
.section-dark .points .icon { color: var(--plum-light); }

/* Senaryolar */
.tablist { display: flex; flex-wrap: wrap; gap: 8px; margin-block-end: 32px; }
.tab { display: inline-flex; align-items: center; gap: 10px; min-height: 48px; padding: 0 18px; border-radius: 999px; border: 1px solid #c9c2b9; background: var(--card); color: var(--ink); font: 600 16px/1 var(--font); cursor: pointer; }
.tab:hover { border-color: var(--plum); }
.tab[aria-selected="true"] { background: var(--plum); border-color: var(--plum); color: #fff; }
.tab-num { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--plum-soft); color: var(--plum); font-size: 14px; }
.tab[aria-selected="true"] .tab-num { background: rgba(255,255,255,.2); color: #fff; }
.tab-panel[data-hidden] { display: none; }
.no-js .tab-panel[data-hidden] { display: block; margin-block-start: 48px; }
.no-js .tablist { display: none; }
.scenario-title { font-family: var(--font-head); font-size: clamp(26px, 3vw, 34px); line-height: 1.2; margin-block-end: 24px; }
.numbered { counter-reset: n; display: flex; flex-direction: column; gap: 16px; }
.numbered li { counter-increment: n; position: relative; padding-inline-start: 52px; min-height: 36px; }
.numbered li::before { content: counter(n); position: absolute; inset-inline-start: 0; top: 0; width: 36px; height: 36px; border-radius: 50%; background: var(--plum); color: #fff; font-weight: 600; display: grid; place-items: center; font-size: 16px; }

/* Galeri */
.gallery-item h3 { margin-block: 24px 8px; }

/* Telefonlar */
.phones { display: flex; justify-content: center; gap: 24px; }
.phone { width: min(42%, 280px); border-radius: 28px; border: 6px solid #0d0f14; box-shadow: var(--shadow); }

/* Pilot */
.timeline .phase { border-block-start: 5px solid var(--plum); }
.phase-1 { border-block-start-color: #9d6491 !important; }
.phase-2 { border-block-start-color: var(--plum-light) !important; }
.phase-when { font-weight: 600; color: var(--plum); }
.measures { margin-block-start: 32px; display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.measures-title { font-weight: 600; color: var(--ink); margin-inline-end: 8px; }
.measures ul { display: flex; flex-wrap: wrap; gap: 10px; }
.measures li { padding: 8px 14px; border-radius: 999px; background: var(--card); border: 1px solid var(--line); font-size: 16px; color: var(--ink); }

/* Form */
input[type="text"], input[type="email"], input[type="tel"], textarea {
  width: 100%; min-height: 48px; padding: 12px 14px; border: 1px solid #b9b2a9; border-radius: 10px; background: #fff; color: var(--ink); font: 400 17px/1.4 var(--font);
}
textarea { resize: vertical; min-height: 112px; }
input:focus-visible, textarea:focus-visible { border-color: var(--plum); }
.section-demo { background: var(--paper-2); }
.demo-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 56px; align-items: start; }
.demo-copy h2 { margin-block: 12px 20px; }
.demo-copy .points { margin-block-start: 28px; }
.demo-mail { display: flex; gap: 10px; align-items: center; margin-block-start: 28px; color: var(--ink); font-weight: 500; }
.demo-mail .icon { color: var(--plum); }
.demo-mail a { font-weight: 600; direction: ltr; unicode-bidi: isolate; }
.demo-form { gap: 18px; padding: 32px; }
.field label { display: block; margin-block-end: 6px; font-weight: 600; color: var(--ink); font-size: 16px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field-check { display: grid; grid-template-columns: 24px 1fr; gap: 12px; align-items: start; }
.field-check input { width: 22px; height: 22px; margin: 2px 0 0; accent-color: var(--plum); }
.field-check label { font-weight: 400; font-size: 16px; color: var(--ink-2); }
.field-check .field-error { grid-column: 2; }
.field-error, .form-error { color: #b42318; font-size: 15px; margin-block-start: 6px; font-weight: 500; }
.field[data-invalid] input, .field[data-invalid] textarea { border-color: #b42318; }
.hp { position: absolute; inset-inline-start: -10000px; width: 1px; height: 1px; overflow: hidden; }
.demo-success { display: flex; flex-direction: column; gap: 10px; padding: 32px; background: var(--card); border: 1px solid #b0e5e2; border-inline-start: 6px solid var(--teal); border-radius: var(--radius); }
.demo-success h3 { color: var(--teal-ink); }

/* Alt bilgi */
.site-footer { background: var(--graphite); color: var(--on-dark-muted); padding-block: 56px; }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; align-items: start; }
.brand-dark { color: #f6f4f1; }
.brand-dark:hover { color: #f6f4f1; }
.footer-brand p { margin-block-start: 16px; max-width: 420px; }
.footer-links { display: flex; flex-direction: column; gap: 6px; }
.footer-links a { color: var(--on-dark); text-decoration: none; display: inline-flex; min-height: 36px; align-items: center; }
.footer-links a:hover { color: #fff; text-decoration: underline; }
.footer-vendor { display: flex; flex-direction: column; gap: 8px; }
.footer-by { color: var(--on-dark); }
.footer-by .vinterna { color: #fff; font-weight: 700; letter-spacing: .02em; text-decoration: none; border-block-end: 2px solid var(--plum-light); }
.footer-by .vinterna:hover { color: var(--plum-light); }
.footer-copy { font-size: 15px; }

/* Hukuki sayfa */
.legal h1 { font-size: clamp(32px, 4vw, 44px); margin-block: 16px 24px; }
.legal p { margin-block-end: 16px; }
.badge-draft { display: inline-block; padding: 6px 12px; border-radius: 999px; background: #fff4e5; color: #8a4b00; font-weight: 600; font-size: 15px; }

/* Duyarlı */
@media (max-width: 1080px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .step::after { display: none; }
  .split, .hero-grid, .demo-grid { grid-template-columns: 1fr; gap: 40px; }
  .split-rev .split-copy { order: 0; }
  .hero-visual { max-width: 760px; }
}
@media (max-width: 900px) {
  .menu-btn { display: inline-flex; }
  .site-nav { display: none; position: absolute; inset-inline: 0; top: 100%; flex-direction: column; align-items: stretch; gap: 8px; padding: 16px var(--pad) 24px; background: var(--card); border-block-end: 1px solid var(--line); box-shadow: 0 16px 32px rgba(22,25,31,.12); }
  .site-nav[data-open] { display: flex; }
  .site-nav > ul { flex-direction: column; }
  .site-nav > ul a { min-height: 48px; }
  .lang-menu ul { position: static; box-shadow: none; margin-block-start: 8px; }
  .lang-menu summary { width: 100%; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  :root { --pad: 16px; }
  body { font-size: 17px; }
  .section { padding-block: 64px; }
  .hero { padding-block: 56px 72px; }
  .grid-4 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
  .demo-form { padding: 20px; }
  .hero-visual { padding-inline-end: 24px; padding-block-end: 32px; }
  .brand-word { font-size: 22px; }
  .tab { min-height: 44px; padding: 0 14px; }
}