/* Dark is the base; [data-theme="light"] overrides the variables for a light
   alternative. Toggle persists to localStorage("aigap.theme"). */
:root {
  --bg: #0d0d0f; --bg2: #141417; --card: #17171b; --line: #26262b;
  --ink: #f4f4f2; --muted: #9a9a96; --muted2: #6e6e6a;
  --brand: #e62034; --brand2: #ff5364; --ok: #2e9e6b;
  --ghost-bg: rgba(255,255,255,.02); --ghost-hover: rgba(255,255,255,.06);
  --header-bg: rgba(13,13,15,.78); --li: #d9d9d6; --shadow: rgba(0,0,0,.7);
  --hero-glow: rgba(230,32,52,.16);
}
[data-theme="light"] {
  --bg: #f6f7f9; --bg2: #eceef1; --card: #ffffff; --line: #e4e6ea;
  --ink: #15151b; --muted: #5f616a; --muted2: #9aa0a8;
  --brand: #e62034; --brand2: #e62034; --ok: #2e9e6b;
  --ghost-bg: rgba(0,0,0,.015); --ghost-hover: rgba(0,0,0,.045);
  --header-bg: rgba(255,255,255,.85); --li: #3a3b44; --shadow: rgba(20,20,30,.12);
  --hero-glow: rgba(230,32,52,.10);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg); color: var(--ink); line-height: 1.55; -webkit-font-smoothing: antialiased;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  transition: background .2s, color .2s;
}
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: 11px; font-weight: 700; font-size: 15px; transition: all .15s; cursor: pointer; border: 1px solid transparent; font-family: inherit; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: #c81c2e; transform: translateY(-1px); }
.btn-ghost { border-color: var(--line); color: var(--ink); background: var(--ghost-bg); }
.btn-ghost:hover { background: var(--ghost-hover); }

header { position: sticky; top: 0; z-index: 20; background: var(--header-bg); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav { display: flex; align-items: center; height: 66px; gap: 12px; }
.logo { font-size: 21px; font-weight: 800; letter-spacing: -.02em; transition: opacity .15s; }
.logo:hover { opacity: .82; }
.logo span { color: var(--brand2); font-weight: 300; letter-spacing: .14em; margin-left: 4px; }
.nav-links { margin-left: auto; display: flex; align-items: center; gap: 22px; font-size: 14px; color: var(--muted); }
.nav-links a:hover { color: var(--ink); }

.lang-select { background: var(--card); color: var(--ink); border: 1px solid var(--line); border-radius: 9px; padding: 7px 10px; font-size: 12.5px; font-weight: 600; font-family: inherit; cursor: pointer; }
.lang-select:hover { border-color: var(--brand); }
.theme-btn { background: var(--card); color: var(--ink); border: 1px solid var(--line); border-radius: 9px; padding: 6px 10px; font-size: 14px; line-height: 1; cursor: pointer; }
.theme-btn:hover { border-color: var(--brand); }

.hero { padding: 86px 0 60px; text-align: center; position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: -40% 0 auto 0; height: 520px; background: radial-gradient(60% 60% at 50% 0%, var(--hero-glow), transparent 70%); pointer-events: none; }
.badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border: 1px solid var(--line); border-radius: 999px; font-size: 12.5px; color: var(--muted); margin-bottom: 26px; font-family: ui-monospace, monospace; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 10px var(--ok); }
h1 { font-size: clamp(34px, 6vw, 58px); line-height: 1.05; letter-spacing: -.03em; font-weight: 800; }
h1 .grad { background: linear-gradient(90deg, var(--brand2), var(--brand)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.sub { max-width: 700px; margin: 22px auto 0; font-size: 18px; color: var(--muted); }
.hero-cta { margin-top: 34px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.stats { margin-top: 54px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.stat { border: 1px solid var(--line); background: var(--card); border-radius: 14px; padding: 18px 26px; min-width: 150px; }
.stat b { display: block; font-size: 26px; font-weight: 800; }
.stat span { font-size: 12.5px; color: var(--muted2); }

section { padding: 58px 0; }
.eyebrow { color: var(--brand2); font-family: ui-monospace, monospace; font-size: 12.5px; letter-spacing: .12em; text-transform: uppercase; }
h2 { font-size: clamp(26px, 4vw, 38px); letter-spacing: -.02em; font-weight: 800; margin-top: 8px; }
.lead { color: var(--muted); font-size: 16px; margin-top: 10px; max-width: 680px; }

.paths { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 34px; }
.path { border: 1px solid var(--line); background: linear-gradient(180deg, var(--card), var(--bg2)); border-radius: 18px; padding: 30px; display: flex; flex-direction: column; }
.path h3 { font-size: 22px; font-weight: 800; }
.path p { color: var(--muted); margin-top: 8px; font-size: 14.5px; }
.path ul { list-style: none; margin-top: 18px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.path li { display: flex; gap: 10px; font-size: 14px; color: var(--li); }
.path li::before { content: "✓"; color: var(--ok); font-weight: 800; }
.path .row { margin-top: 24px; display: flex; gap: 10px; flex-wrap: wrap; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 34px; }
.feat { border: 1px solid var(--line); background: var(--card); border-radius: 14px; padding: 22px; }
.feat .ic { font-size: 24px; }
.feat h4 { margin-top: 12px; font-size: 16px; font-weight: 700; }
.feat p { margin-top: 6px; font-size: 13.5px; color: var(--muted); }
.feat .tag { display: inline-block; margin-top: 12px; font-size: 11px; font-family: ui-monospace, monospace; color: var(--brand2); border: 1px solid var(--line); border-radius: 999px; padding: 3px 9px; }

/* numbered "how it works" steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 34px; }
.steps.four { grid-template-columns: repeat(4, 1fr); }
.step { border: 1px solid var(--line); background: var(--card); border-radius: 14px; padding: 24px; }
.step .num { width: 34px; height: 34px; border-radius: 10px; background: var(--brand); color: #fff; font-weight: 800; font-size: 15px; display: flex; align-items: center; justify-content: center; }
.step h4 { margin-top: 14px; font-size: 15.5px; font-weight: 700; }
.step p { margin-top: 6px; font-size: 13.5px; color: var(--muted); }

/* detailed capability blocks */
.caps { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 30px; }
.cap { border: 1px solid var(--line); background: var(--card); border-radius: 16px; padding: 26px; }
.cap .ic { font-size: 24px; }
.cap h3 { margin-top: 10px; font-size: 18px; font-weight: 800; }
.cap p { margin-top: 6px; color: var(--muted); font-size: 14px; }
.cap ul { list-style: none; margin-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.cap li { font-size: 13px; color: var(--li); display: flex; gap: 8px; }
.cap li::before { content: "›"; color: var(--brand2); font-weight: 800; }

/* value-prop strip */
.vprops { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 30px; }
.vprop { border: 1px solid var(--line); background: var(--card); border-radius: 14px; padding: 22px 18px; text-align: center; }
.vprop .ic { font-size: 26px; }
.vprop b { display: block; margin-top: 10px; font-size: 14.5px; }
.vprop span { display: block; margin-top: 5px; font-size: 12.5px; color: var(--muted); }

.price-head { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 22px; }
.price-head select { background: var(--card); color: var(--ink); border: 1px solid var(--line); border-radius: 9px; padding: 9px 12px; font-size: 13px; font-family: inherit; }
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 22px; }
.plan { border: 1px solid var(--line); background: var(--card); border-radius: 16px; padding: 26px; display: flex; flex-direction: column; }
.plan.pop { border-color: var(--brand); box-shadow: 0 0 0 1px var(--brand); }
.plan .pname { font-size: 17px; font-weight: 800; }
.plan .pamt { font-size: 30px; font-weight: 800; margin-top: 10px; }
.plan .pamt small { font-size: 13px; font-weight: 500; color: var(--muted); }
.plan .pvat { font-size: 11.5px; color: var(--muted2); min-height: 16px; }
.plan .ptag { font-size: 12.5px; color: var(--muted); font-weight: 600; margin: 8px 0 14px; }
.plan ul { list-style: none; display: flex; flex-direction: column; gap: 9px; flex: 1; }
.plan li { font-size: 13px; color: var(--li); display: flex; gap: 8px; }
.plan li::before { content: "✓"; color: var(--ok); font-weight: 800; }
.plan .btn { margin-top: 20px; width: 100%; justify-content: center; }
.pill { display: inline-block; font-size: 10.5px; font-weight: 700; padding: 2px 8px; border-radius: 999px; background: var(--brand); color: #fff; margin-left: 8px; vertical-align: middle; }
.gdpr { margin-top: 16px; background: rgba(230,32,52,.07); border: 1px solid var(--line); border-radius: 12px; padding: 13px 16px; font-size: 12.5px; color: var(--muted); }

.kvkk { border: 1px solid var(--line); background: linear-gradient(120deg, rgba(46,158,107,.08), var(--card)); border-radius: 18px; padding: 30px; display: flex; gap: 24px; align-items: center; flex-wrap: wrap; }
.kvkk .big { font-size: 40px; }
.kvkk h3 { font-size: 20px; font-weight: 800; }
.kvkk p { color: var(--muted); font-size: 14.5px; margin-top: 6px; max-width: 760px; }

.cta-final { text-align: center; border: 1px solid var(--line); background: radial-gradient(70% 120% at 50% 0%, rgba(230,32,52,.14), var(--card)); border-radius: 22px; padding: 56px 24px; }
.cta-final h2 { font-size: clamp(26px, 4vw, 40px); }

footer { border-top: 1px solid var(--line); padding: 30px 0; color: var(--muted2); font-size: 13px; }
.foot { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.foot .sep { margin-left: auto; }

.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.62); backdrop-filter: blur(4px); display: none; align-items: center; justify-content: center; z-index: 50; padding: 20px; }
.modal-overlay.open { display: flex; }
.modal { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 28px; max-width: 430px; width: 100%; box-shadow: 0 40px 90px -30px var(--shadow); }
.modal-title { font-size: 20px; font-weight: 800; }
.modal-sub { color: var(--muted); font-size: 13.5px; margin: 4px 0 18px; }
.choice { display: flex; align-items: center; gap: 14px; border: 1px solid var(--line); border-radius: 13px; padding: 16px; margin-bottom: 10px; transition: .15s; }
.choice:hover { border-color: var(--brand); background: rgba(230,32,52,.06); transform: translateY(-1px); }
.choice-ic { font-size: 27px; }
.choice b { display: block; font-size: 15px; }
.choice span { font-size: 12.5px; color: var(--muted); }
.modal-close { margin-top: 6px; width: 100%; background: transparent; border: 1px solid var(--line); color: var(--muted); border-radius: 10px; padding: 10px; cursor: pointer; font-weight: 600; font-family: inherit; }
.modal-close:hover { color: var(--ink); }

@media (max-width: 880px) {
  .vprops { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .paths, .grid, .price-grid, .caps, .steps, .steps.four { grid-template-columns: 1fr; }
  .nav-links a:not(.nav-cta) { display: none; }
}