/* =========================================================================
   Koz — website design system
   Rules honored here:
   • Black-dominant surface (professionalism + privacy)
   • Accent (#10B981, the app's emerald) ONLY on hover borders / focus frames — never as fill/text
   • No gradients anywhere (solid fills + thin borders + soft shadows only)
   • Inter for UI, JetBrains Mono for keys / technical accents
   ========================================================================= */

@font-face {
  font-family: 'Inter';
  src: url('../fonts/Inter-Regular.ttf') format('truetype');
  font-weight: 400; font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/Inter-Medium.ttf') format('truetype');
  font-weight: 500; font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/Inter-SemiBold.ttf') format('truetype');
  font-weight: 600; font-display: swap;
}
@font-face {
  font-family: 'Inter';
  src: url('../fonts/Inter-Bold.ttf') format('truetype');
  font-weight: 700; font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('../fonts/JetBrainsMono-Regular.ttf') format('truetype');
  font-weight: 400; font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('../fonts/JetBrainsMono-Medium.ttf') format('truetype');
  font-weight: 500; font-display: swap;
}

:root {
  /* Surfaces — pure/near black */
  --bg:            #000000;
  --bg-raise:      #0A0A0C;
  --surface:       #101014;
  --surface-2:     #141418;
  --surface-3:     #1A1A20;

  /* Text */
  --text:          #FFFFFF;
  --text-2:        #9A9AA6;
  --text-3:        #63636E;

  /* Borders / dividers (accent NEVER lives here at rest) */
  --border:        #1E1E26;
  --border-strong: #2A2A34;

  /* Accent — reserved strictly for hover borders / focus frames */
  --accent:        #10B981;
  --accent-soft:   rgba(16, 185, 129, 0.14);
  --accent-line:   rgba(16, 185, 129, 0.45);

  --radius:        18px;
  --radius-sm:     12px;
  --radius-lg:     26px;

  --maxw:          1160px;
  --ease:          cubic-bezier(0.22, 1, 0.36, 1);
}

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

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  letter-spacing: -0.01em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ---- language visibility ------------------------------------------------ */
:root[lang="tr"] .only-en { display: none !important; }
:root[lang="en"] .only-tr { display: none !important; }

/* ---- layout primitives -------------------------------------------------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

section { position: relative; }
.section-pad { padding: 104px 0; }
.section-line { border-top: 1px solid var(--border); }

.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 18px;
}

h1, h2, h3 { line-height: 1.1; letter-spacing: -0.03em; font-weight: 700; }
h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: 1.15rem; letter-spacing: -0.02em; }

.lead { color: var(--text-2); font-size: clamp(1.02rem, 1.6vw, 1.22rem); max-width: 60ch; }
.muted { color: var(--text-2); }
.mono { font-family: 'JetBrains Mono', monospace; }

a { color: inherit; text-decoration: none; }

/* =========================================================================
   Header
   ========================================================================= */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(0,0,0,0.72);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex; align-items: center; gap: 28px;
  height: 68px;
}
.brand { display: flex; align-items: center; gap: 12px; margin-right: auto; }
.brand__ring {
  width: 34px; height: 34px; border-radius: 10px;
  border: 1px solid var(--border-strong);
  display: block; object-fit: cover;
  transition: border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.brand:hover .brand__ring {
  border-color: var(--accent-line);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.brand__name { font-weight: 700; font-size: 1.15rem; letter-spacing: -0.02em; }

.nav__links { display: flex; align-items: center; gap: 6px; }
.nav__links a {
  padding: 8px 14px; border-radius: 999px;
  color: var(--text-2); font-size: 0.92rem; font-weight: 500;
  border: 1px solid transparent;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.nav__links a:hover { color: var(--text); border-color: var(--border-strong); }
.nav__links a.active { color: var(--text); }

.nav__side { display: flex; align-items: center; gap: 10px; }

/* language toggle */
.lang-toggle {
  display: inline-flex; align-items: center;
  border: 1px solid var(--border-strong); border-radius: 999px;
  overflow: hidden; height: 34px;
  transition: border-color 0.25s var(--ease);
}
.lang-toggle:hover { border-color: var(--accent-line); }
.lang-toggle button {
  background: transparent; border: none; color: var(--text-3);
  font-family: 'JetBrains Mono', monospace; font-size: 12px; font-weight: 500;
  padding: 0 12px; height: 100%; cursor: pointer; letter-spacing: 0.06em;
  transition: color 0.2s var(--ease), background 0.2s var(--ease);
}
.lang-toggle button.on { color: var(--text); background: var(--surface-3); }

/* mobile menu button */
.nav__burger { display: none; background: transparent; border: 1px solid var(--border-strong);
  color: var(--text); width: 38px; height: 34px; border-radius: 10px; cursor: pointer; }

/* =========================================================================
   Buttons
   ========================================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-weight: 600; font-size: 0.95rem; letter-spacing: -0.01em;
  padding: 13px 24px; border-radius: 999px; cursor: pointer;
  border: 1px solid transparent; white-space: nowrap;
  transition: transform 0.25s var(--ease), border-color 0.3s var(--ease),
              box-shadow 0.3s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease);
}
.btn:active { transform: translateY(1px); }

/* primary — high-contrast white on black; accent appears only as hover frame */
.btn--primary { background: var(--text); color: #000; }
.btn--primary:hover {
  border-color: var(--accent-line);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
/* ghost — outlined; hover reveals accent frame */
.btn--ghost { background: transparent; color: var(--text); border-color: var(--border-strong); }
.btn--ghost:hover { border-color: var(--accent-line); box-shadow: 0 0 0 4px var(--accent-soft); }

.btn--lg { padding: 16px 30px; font-size: 1rem; }
.btn--block { width: 100%; }

/* =========================================================================
   Cards
   ========================================================================= */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color 0.35s var(--ease), box-shadow 0.35s var(--ease),
              transform 0.35s var(--ease), background 0.35s var(--ease);
}
.card--hover:hover {
  border-color: var(--accent-line);
  box-shadow: 0 0 0 1px var(--accent-soft), 0 20px 50px -30px rgba(16,185,129,0.5);
  transform: translateY(-3px);
  background: var(--surface-2);
}
.card__icon {
  width: 46px; height: 46px; border-radius: 12px;
  display: grid; place-items: center;
  border: 1px solid var(--border-strong);
  background: var(--bg-raise);
  margin-bottom: 20px;
  transition: border-color 0.35s var(--ease);
}
.card--hover:hover .card__icon { border-color: var(--accent-line); }
.card__icon svg { width: 22px; height: 22px; stroke: var(--text); fill: none; stroke-width: 1.6; }
.card h3 { margin-bottom: 9px; }
.card p { color: var(--text-2); font-size: 0.96rem; }

.grid { display: grid; gap: 18px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* =========================================================================
   Hero
   ========================================================================= */
.hero { padding: 120px 0 96px; text-align: center; }
.hero__ring {
  width: 108px; height: 108px; border-radius: 28px;
  border: 1px solid var(--border-strong);
  margin: 0 auto 34px; display: block;
  box-shadow: 0 30px 90px -40px rgba(16,185,129,0.55);
  transition: transform 0.5s var(--ease), border-color 0.5s var(--ease);
}
.hero__ring:hover { transform: translateY(-4px); border-color: var(--accent-line); }
.hero h1 { margin-bottom: 22px; }
.hero .lead { margin: 0 auto 34px; text-align: center; }
.hero__cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero__badges {
  display: flex; gap: 22px; justify-content: center; flex-wrap: wrap;
  margin-top: 44px; color: var(--text-3);
  font-family: 'JetBrains Mono', monospace; font-size: 12px; letter-spacing: 0.05em;
}
.hero__badges span { display: inline-flex; align-items: center; gap: 8px; }
.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--border-strong); }

/* =========================================================================
   Hero layout
   ========================================================================= */
.hero__grid {
  display: grid; grid-template-columns: 1fr; justify-items: center;
  text-align: center;
}
.hero__grid .hero__copy { max-width: 560px; }
.hero__grid .hero__ring { margin: 0 auto 28px; }
.hero__grid .lead { margin: 0 auto 34px; text-align: center; }
.hero__grid .hero__cta { justify-content: center; }
.hero__grid .hero__badges { justify-content: center; margin-top: 40px; }

.sheet-mock {
  border: 1px solid var(--border-strong); border-radius: var(--radius-lg);
  background: var(--surface); padding: 22px; max-width: 380px; margin: 0 auto;
}
.sheet-mock__handle { width: 40px; height: 4px; border-radius: 999px; background: var(--border-strong); margin: 0 auto 20px; }
.sheet-mock__row { display: flex; align-items: center; gap: 14px; padding-bottom: 18px; margin-bottom: 18px; border-bottom: 1px solid var(--border); }
.sheet-mock__icon {
  width: 42px; height: 42px; border-radius: 12px; flex-shrink: 0;
  border: 1px solid var(--border-strong); background: var(--bg-raise);
  display: grid; place-items: center;
}
.sheet-mock__icon svg { width: 20px; height: 20px; stroke: var(--text); fill: none; stroke-width: 1.6; }
.sheet-mock__title { font-weight: 600; font-size: 0.98rem; margin-bottom: 4px; }
.sheet-mock__sub { color: var(--text-3); font-size: 0.82rem; font-family: 'JetBrains Mono', monospace; }
.sheet-mock__price { margin-left: auto; font-weight: 700; font-size: 1.1rem; letter-spacing: -0.02em; }
.sheet-mock__confirm {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  border: 1px solid var(--border-strong); border-radius: 999px;
  padding: 13px; color: var(--text-2); font-size: 0.88rem;
  font-family: 'JetBrains Mono', monospace; letter-spacing: 0.02em;
}
.sheet-mock__confirm svg { width: 16px; height: 16px; stroke: var(--text-2); fill: none; stroke-width: 1.6; }

.trust-list { list-style: none; display: grid; gap: 18px; }
.trust-list li { display: flex; gap: 13px; align-items: flex-start; }
.trust-list li svg { width: 19px; height: 19px; stroke: var(--text); flex-shrink: 0; margin-top: 2px; fill: none; stroke-width: 2; }
.trust-list li span { color: var(--text-2); font-size: 0.95rem; }

/* =========================================================================
   Section header
   ========================================================================= */
.sec-head { max-width: 640px; margin-bottom: 52px; }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head h2 { margin-bottom: 16px; }

/* =========================================================================
   Steps (activation flow)
   ========================================================================= */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.step {
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 26px; background: var(--surface);
  transition: border-color 0.35s var(--ease);
  position: relative;
}
.step:hover { border-color: var(--accent-line); }
.step__num {
  font-family: 'JetBrains Mono', monospace; font-size: 13px;
  color: var(--text-3); border: 1px solid var(--border-strong);
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  margin-bottom: 20px;
}
.step h3 { margin-bottom: 8px; }
.step p { color: var(--text-2); font-size: 0.95rem; }

/* =========================================================================
   Themes / icons showcase
   ========================================================================= */
.icon-row { display: flex; gap: 18px; flex-wrap: wrap; justify-content: center; }
.icon-chip {
  text-align: center;
}
.icon-chip img {
  width: 92px; height: 92px; border-radius: 22px;
  border: 1px solid var(--border-strong);
  display: block; margin-bottom: 12px;
  transition: transform 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.icon-chip:hover img {
  transform: translateY(-4px);
  border-color: var(--accent-line);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.icon-chip span {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  color: var(--text-3); letter-spacing: 0.08em; text-transform: uppercase;
}

/* =========================================================================
   Trust / manifesto (code proof + crypto schema)
   ========================================================================= */
.codebox {
  background: var(--bg-raise);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.codebox__bar {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 14px; border-bottom: 1px solid var(--border);
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-3);
}
.codebox__bar .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--border-strong); }
.codebox pre {
  margin: 0; padding: 18px 20px; overflow-x: auto;
  font-family: 'JetBrains Mono', monospace; font-size: 12.5px; line-height: 1.75;
  color: var(--text-2); white-space: pre;
}
.codebox pre .tok-comment { color: var(--text-3); }
.codebox pre .tok-tag { color: var(--text); }

.flow { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin: 20px 0 4px; }
.flow__chip {
  font-family: 'JetBrains Mono', monospace; font-size: 11.5px; letter-spacing: 0.01em;
  border: 1px solid var(--border-strong); border-radius: 999px;
  padding: 8px 13px; color: var(--text); background: var(--bg-raise); white-space: nowrap;
}
.flow__arrow { color: var(--text-3); font-size: 13px; }

/* =========================================================================
   Pledge (honest one-paragraph statement)
   ========================================================================= */
.pledge {
  max-width: 760px; margin: 0 auto;
  border-left: 2px solid var(--border-strong);
  padding: 4px 0 4px 28px;
}
.pledge p {
  font-size: clamp(1.05rem, 2vw, 1.32rem); color: var(--text);
  font-weight: 500; letter-spacing: -0.01em; line-height: 1.55;
}

/* =========================================================================
   Footer trust stamp
   ========================================================================= */
.footer__stamp {
  display: flex; align-items: center; gap: 9px; margin-top: 16px;
  font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.04em;
  color: var(--text-3);
}
.footer__stamp .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--border-strong); flex-shrink: 0; }

/* =========================================================================
   Pricing
   ========================================================================= */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }
.plan {
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  background: var(--surface); padding: 32px; display: flex; flex-direction: column;
  transition: border-color 0.35s var(--ease), box-shadow 0.35s var(--ease), transform 0.35s var(--ease);
}
.plan:hover { border-color: var(--accent-line); box-shadow: 0 0 0 1px var(--accent-soft); transform: translateY(-3px); }
.plan--featured { border-color: var(--border-strong); }
.plan__tag {
  align-self: flex-start;
  font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--text-2);
  border: 1px solid var(--border-strong); border-radius: 999px; padding: 4px 12px; margin-bottom: 22px;
}
.plan__price { display: flex; align-items: baseline; gap: 6px; margin-bottom: 6px; }
.plan__price b { font-size: 2.8rem; font-weight: 700; letter-spacing: -0.03em; }
.plan__price small { color: var(--text-3); font-size: 0.9rem; }
.plan__note { color: var(--text-2); font-size: 0.92rem; margin-bottom: 26px; }
.plan ul { list-style: none; display: grid; gap: 13px; margin-bottom: 30px; }
.plan li { display: flex; gap: 11px; align-items: flex-start; color: var(--text-2); font-size: 0.95rem; }
.plan li svg { width: 18px; height: 18px; stroke: var(--text); flex-shrink: 0; margin-top: 2px; fill: none; stroke-width: 2; }
.plan .btn { margin-top: auto; }

/* =========================================================================
   Notice callouts
   ========================================================================= */
.notice {
  border: 1px solid var(--border-strong); border-radius: var(--radius-sm);
  padding: 14px 16px; color: var(--text-2); font-size: 0.88rem;
  display: flex; gap: 11px; align-items: flex-start; background: var(--bg-raise);
}
.notice svg { width: 17px; height: 17px; stroke: var(--text-2); flex-shrink: 0; margin-top: 2px; fill: none; stroke-width: 1.8; }

/* =========================================================================
   FAQ (accordion)
   ========================================================================= */
.faq { display: grid; gap: 12px; max-width: 820px; margin: 0 auto; }
.faq__item { border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface);
  transition: border-color 0.3s var(--ease); overflow: hidden; }
.faq__item:hover { border-color: var(--border-strong); }
.faq__item.open { border-color: var(--accent-line); }
.faq__q {
  width: 100%; text-align: left; background: transparent; border: none; cursor: pointer;
  color: var(--text); font-family: inherit; font-size: 1.02rem; font-weight: 500;
  padding: 20px 22px; display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq__q .plus { position: relative; width: 16px; height: 16px; flex-shrink: 0; }
.faq__q .plus::before, .faq__q .plus::after {
  content: ''; position: absolute; background: var(--text-2); transition: transform 0.3s var(--ease), background 0.3s var(--ease);
}
.faq__q .plus::before { top: 7px; left: 0; width: 16px; height: 2px; }
.faq__q .plus::after  { left: 7px; top: 0; width: 2px; height: 16px; }
.faq__item.open .plus::after { transform: rotate(90deg); opacity: 0; }
.faq__item.open .plus::before { background: var(--accent); }
.faq__a { max-height: 0; overflow: hidden; transition: max-height 0.4s var(--ease); }
.faq__a-inner { padding: 0 22px 22px; color: var(--text-2); font-size: 0.96rem; }

/* =========================================================================
   Legal / long-form pages
   ========================================================================= */
.doc { max-width: 800px; margin: 0 auto; padding: 72px 0 96px; }
.doc h1 { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 12px; }
.doc .updated { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--text-3);
  letter-spacing: 0.06em; margin-bottom: 44px; }
.doc h2 { font-size: 1.35rem; margin: 40px 0 14px; letter-spacing: -0.02em; }
.doc h3 { font-size: 1.05rem; margin: 26px 0 10px; }
.doc p, .doc li { color: var(--text-2); margin-bottom: 14px; }
.doc ul, .doc ol { padding-left: 22px; margin-bottom: 16px; }
.doc li { margin-bottom: 9px; }
.doc strong { color: var(--text); font-weight: 600; }
.doc .callout {
  border: 1px solid var(--accent-line);
  border-radius: var(--radius-sm); padding: 18px 20px; background: var(--accent-soft); margin: 22px 0;
}
.doc .callout p:last-child { margin-bottom: 0; }

/* =========================================================================
   Footer
   ========================================================================= */
.footer { border-top: 1px solid var(--border); padding: 64px 0 40px; margin-top: 40px; }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 48px; }
.footer__brand { display: flex; align-items: center; gap: 11px; margin-bottom: 16px; }
.footer__brand img { width: 30px; height: 30px; border-radius: 9px; border: 1px solid var(--border-strong); }
.footer p { color: var(--text-2); font-size: 0.92rem; max-width: 34ch; }
.footer h4 { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--text-3);
  margin-bottom: 16px; font-weight: 600; }
.footer ul { list-style: none; display: grid; gap: 10px; }
.footer ul a { color: var(--text-2); font-size: 0.92rem; transition: color 0.2s var(--ease); }
.footer ul a:hover { color: var(--text); }
.footer__bottom { border-top: 1px solid var(--border); padding-top: 28px; display: flex;
  justify-content: space-between; gap: 16px; flex-wrap: wrap; color: var(--text-3); font-size: 0.85rem; }

/* =========================================================================
   CTA band
   ========================================================================= */
.cta-band {
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 60px 48px; text-align: center; background: var(--bg-raise);
  transition: border-color 0.4s var(--ease);
}
.cta-band:hover { border-color: var(--border-strong); }
.cta-band h2 { margin-bottom: 16px; }
.cta-band .lead { margin: 0 auto 30px; }
.cta-band--soft { background: transparent; }
.cta-band--soft .btn-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* =========================================================================
   Utilities (kept to the handful of one-off tweaks actually needed, so a
   strict style-src CSP can drop 'unsafe-inline' without a markup rewrite)
   ========================================================================= */
.sec-head.center .lead, .cta-band .lead { margin: 0 auto; }
.card p strong { color: var(--text); }
.u-mb-6  { margin-bottom: 6px; }
.u-mb-12 { margin-bottom: 12px; }
.u-mb-16 { margin-bottom: 16px; }
.u-mb-18 { margin-bottom: 18px; }
.u-mt-14 { margin-top: 14px; }
.u-mt-20 { margin-top: 20px; }
.u-mt-26 { margin-top: 26px; }
.u-flex-1 { flex: 1; }
.u-h-full { height: 100%; }
.u-text-center { text-align: center; }
.u-underline { text-decoration: underline; }
.btn--sm { height: 34px; padding: 0 18px; font-size: 0.86rem; }
.grid--align-center { align-items: center; }
.grid--plans { max-width: 760px; margin: 0 auto; align-items: stretch; }
.steps--col { grid-template-columns: 1fr; gap: 14px; }
.footer__bottom--flush { border: none; padding-top: 0; }
.eyebrow--center { display: flex; justify-content: center; }
.cta-band--soft h2 { font-size: 1.7rem; }
.buy-copy h3 { font-size: 1.4rem; margin-bottom: 22px; }
.contact-block { max-width: 820px; margin: 56px auto 0; }
.contact-block h2 { font-size: 1.8rem; }

/* =========================================================================
   Reveal on scroll
   ========================================================================= */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* =========================================================================
   Responsive
   ========================================================================= */
@media (max-width: 900px) {
  .grid-3, .grid-4, .steps, .price-grid { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .hero__grid .hero__copy { max-width: 480px; margin: 0 auto; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .nav__links { display: none; }
  .nav__links.open {
    display: flex; position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 4px;
    background: rgba(0,0,0,0.96); border-bottom: 1px solid var(--border);
    padding: 14px 24px 20px; backdrop-filter: blur(14px);
  }
  .nav__links.open a { padding: 12px 14px; border: 1px solid var(--border); }
  .nav__burger { display: grid; place-items: center; }
  .section-pad { padding: 72px 0; }
  .cta-band { padding: 44px 24px; }
}
@media (max-width: 560px) {
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; }
  .hero { padding: 80px 0 64px; }
  .hero h1 { font-size: 2.15rem; }
}

/* reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition-duration: 0.01ms !important; scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}