/* ==========================================================================
   SplitZero Landing — single stylesheet
   Tokens 1:1 with split-zero-web/src/styles/_tokens.scss
   Mobile-first. No frameworks. No builds.
   ========================================================================== */

/* ---------- 1. Tokens (CSS custom properties) ---------- */
:root {
  /* paper */
  --paper:   #0c0d10;
  --paper-2: #16181c;
  --paper-3: #1c1f24;
  --paper-4: #23262d;

  /* ink */
  --ink:   #f4f4f5;
  --ink-2: #c8c9cc;
  --ink-3: #7e8088;
  --ink-4: #4a4c52;
  --ink-5: #2a2c32;

  /* lime — single chromatic accent */
  --lime:      #d4ff3a;
  --lime-2:    #e6ff7a;
  --lime-soft: rgba(212,255,58,0.12);
  --lime-glow: rgba(212,255,58,0.25);

  /* status (functional, not emotional) */
  --ok:    #5ee0a5;
  --warn:  #ff8b3d;
  --error: #ff6b6b;

  /* hairlines */
  --hairline:        rgba(255,255,255,0.08);
  --hairline-subtle: rgba(255,255,255,0.05);
  --hairline-strong: rgba(255,255,255,0.14);
  --highlight:       rgba(255,255,255,0.06);

  /* radii */
  --r-pill:   4px;
  --r-logo:   9px;
  --r-btn:    11px;
  --r-input:  14px;
  --r-card:   18px;
  --r-tabbar: 22px;
  --r-full:   999px;

  /* spacing (4/8 scale) */
  --s-1: 4px;
  --s-2: 6px;
  --s-3: 8px;
  --s-4: 12px;
  --s-5: 14px;
  --s-6: 18px;
  --s-7: 22px;
  --s-8: 32px;
  --s-9: 48px;

  /* motion */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --d-fast: 120ms;
  --d-base: 200ms;
  --d-slow: 280ms;

  /* layout */
  --container: 1200px;

  /* type — Inter words, JBM numbers/meta */
  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}

/* ---------- 2. Reset + base ---------- */
*,*::before,*::after { box-sizing: border-box; }
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}
section[id] { scroll-margin-top: 96px; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.5;
  font-weight: 500;
  font-feature-settings: 'ss01' 1, 'cv11' 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; margin: 0; padding: 0; }

::selection { background: var(--lime); color: var(--paper); }

/* skip link */
.skip-link {
  position: absolute; top: -200px; left: var(--s-7);
  background: var(--paper-3); color: var(--ink);
  padding: var(--s-3) var(--s-5);
  border-radius: var(--r-btn);
  z-index: 1000;
  transition: top var(--d-base) var(--ease-out);
}
.skip-link:focus { top: var(--s-3); }

/* focus visible */
:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
  border-radius: var(--r-btn);
}

/* ---------- 3. Typography utilities ---------- */
.t-display-xl { font-size: clamp(34px, 5.4vw, 56px); font-weight: 700; line-height: 1.04; letter-spacing: -1.8px; }
.t-display-lg { font-size: clamp(28px, 4.2vw, 42px); font-weight: 700; line-height: 1.08; letter-spacing: -1.2px; }
.t-display-md { font-size: clamp(22px, 2.6vw, 28px); font-weight: 700; line-height: 1.15; letter-spacing: -0.6px; }
.t-body      { font-size: 14px; line-height: 1.55; color: var(--ink-2); }
.t-body-lg   { font-size: 15.5px; line-height: 1.55; color: var(--ink-2); font-weight: 500; }
.t-meta {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--ink-3);
}
.t-num    { font-family: var(--font-mono); font-feature-settings: 'tnum' 1; font-variant-numeric: tabular-nums; }
.t-accent { color: var(--lime); }

/* ---------- 4. Container ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--s-7);
}
@media (min-width: 768px)  { .container { padding: 0 var(--s-8); } }
@media (min-width: 1024px) { .container { padding: 0 var(--s-8); } }

/* ---------- 5. .sz-* components ---------- */

/* card */
.sz-card {
  background: var(--paper-2);
  border-radius: var(--r-card);
  border: 1px solid var(--hairline);
  padding: var(--s-7);
  position: relative;
}
.sz-card--featured::before {
  content: '';
  position: absolute; left: 0; top: 14px; bottom: 14px;
  width: 3px; background: var(--lime); border-radius: 2px;
}
.sz-card--subtle { border-color: var(--hairline-subtle); background: transparent; }

/* row-card */
.sz-row-card {
  background: var(--paper-2);
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
  padding: var(--s-5) var(--s-6);
  display: flex; align-items: center; gap: var(--s-4);
}

/* button */
.sz-button {
  display: inline-flex; align-items: center; justify-content: center;
  gap: var(--s-3);
  min-height: 48px;
  padding: 0 var(--s-7);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: -0.1px;
  border-radius: var(--r-btn);
  transition: background var(--d-fast) var(--ease-out),
              transform var(--d-fast) var(--ease-out),
              color var(--d-fast) var(--ease-out);
  white-space: nowrap;
}
.sz-button--primary {
  background: var(--lime);
  color: var(--paper);
  box-shadow: 0 8px 24px -8px var(--lime-glow);
}
.sz-button--primary:hover { background: var(--lime-2); transform: translateY(-1px); }
.sz-button--ghost {
  background: var(--paper-2);
  color: var(--ink);
  border: 1px solid var(--hairline);
}
.sz-button--ghost:hover { background: var(--paper-3); }
.sz-button--sm { min-height: 36px; padding: 0 var(--s-5); font-size: 12.5px; }

/* store badges */
.store-badges {
  display: inline-flex;
  flex-wrap: wrap;
  gap: var(--s-4);
}
.store-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--s-4);
  height: 56px;
  padding: 0 var(--s-6) 0 var(--s-5);
  background: #000;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--r-btn);
  color: var(--ink);
  transition: background var(--d-fast) var(--ease-out),
              transform var(--d-fast) var(--ease-out),
              border-color var(--d-fast) var(--ease-out);
  min-width: 168px;
}
.store-badge:hover { background: #0a0a0c; border-color: var(--lime-soft); transform: translateY(-1px); }
.store-badge__icon { width: 28px; height: 28px; flex-shrink: 0; }
.store-badge__text { display: inline-flex; flex-direction: column; line-height: 1; }
.store-badge__top {
  font-family: var(--font-body);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.4px;
  color: var(--ink-2);
  margin-bottom: 4px;
  text-transform: none;
}
.store-badge__bot {
  font-family: var(--font-body);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.4px;
  color: var(--ink);
}
.store-badge[data-store='android'] .store-badge__top { text-transform: uppercase; font-size: 9.5px; letter-spacing: 1px; }

@media (max-width: 380px) {
  .store-badge { min-width: 0; width: 100%; justify-content: flex-start; }
}

/* pill */
.sz-pill {
  display: inline-flex; align-items: center; gap: var(--s-2);
  padding: 6px 10px;
  background: var(--paper-2);
  border: 1px solid var(--hairline);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--ink-3);
}
.sz-pill--lime { background: var(--lime-soft); border-color: transparent; color: var(--lime); }

/* chip */
.sz-chip {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: var(--paper-3);
  color: var(--ink-3);
  border-radius: var(--r-pill);
}
.sz-chip--lime { background: var(--lime-soft); color: var(--lime); }

/* tile */
.sz-tile {
  background: var(--paper-2);
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
  padding: var(--s-6);
  display: flex; flex-direction: column; gap: var(--s-4);
  min-height: 110px;
}
.sz-tile__label { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--ink-3); }
.sz-tile__value { font-family: var(--font-mono); font-size: 32px; font-weight: 700; line-height: 1; color: var(--ink); font-feature-settings: 'tnum' 1; font-variant-numeric: tabular-nums; }
.sz-tile__unit  { font-family: var(--font-mono); font-size: 13px; color: var(--ink-3); margin-left: 4px; }
.sz-tile--lime .sz-tile__value { color: var(--lime); }

/* num focal */
.sz-num-focal {
  font-family: var(--font-mono);
  font-weight: 700;
  font-feature-settings: 'tnum' 1;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  letter-spacing: -2px;
  color: var(--ink);
}
.sz-num-focal--xl { font-size: 72px; }
.sz-num-focal--lg { font-size: 56px; }
.sz-num-focal--md { font-size: 32px; }

/* live dot */
.sz-live-dot {
  display: inline-block;
  width: 8px; height: 8px;
  background: var(--lime);
  border-radius: 50%;
  box-shadow: 0 0 0 4px var(--lime-glow);
  animation: pulse 2s var(--ease-in-out) infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px var(--lime-glow); }
  50%      { box-shadow: 0 0 0 8px transparent; }
}

/* section heading */
.sz-section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  margin-bottom: var(--s-5);
}
.sz-section-head__count {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-3);
  letter-spacing: 1.2px;
}

/* icon */
.sz-icon { display: inline-block; width: 20px; height: 20px; flex-shrink: 0; }
.sz-icon--sm { width: 16px; height: 16px; }
.sz-icon--lg { width: 24px; height: 24px; }

/* ---------- 6. Topbar ---------- */
.topbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 50;
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  background: rgba(12,13,16,0.72);
  border-bottom: 1px solid var(--hairline);
}
.topbar__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.brand {
  display: inline-flex; align-items: center;
  line-height: 1;
}
.brand__word {
  font-family: var(--font-body);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.9px;
  line-height: 1;
  color: var(--ink);
  display: inline-flex; align-items: baseline;
}
.brand__word-accent {
  background: var(--lime);
  color: var(--paper);
  padding: 2px 6px 3px;
  border-radius: 5px;
  margin-left: 1px;
}
.topbar__nav { display: none; gap: var(--s-7); }
.topbar__nav a {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--ink-3);
  transition: color var(--d-fast) var(--ease-out);
  padding: var(--s-3) 0;
}
.topbar__nav a:hover { color: var(--ink); }
.topbar__right { display: flex; align-items: center; gap: var(--s-4); }
.lang-switch {
  display: inline-flex;
  background: var(--paper-2);
  border: 1px solid var(--hairline);
  border-radius: var(--r-pill);
  padding: 2px;
}
.lang-switch button {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 5px 10px;
  border-radius: 2px;
  color: var(--ink-3);
  transition: background var(--d-fast) var(--ease-out), color var(--d-fast) var(--ease-out);
}
.lang-switch button[aria-pressed='true'] { background: var(--paper-4); color: var(--ink); }

@media (min-width: 1024px) {
  .topbar__nav { display: inline-flex; }
}

/* ---------- 7. Hero ---------- */
.hero {
  padding-top: calc(64px + var(--s-8) + var(--s-7));
  padding-bottom: var(--s-9);
  position: relative;
  overflow: hidden;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-9);
  align-items: center;
}
.hero__eyebrow { margin-bottom: var(--s-6); }
.hero__eyebrow .sz-pill {
  display: inline-block;
  max-width: 100%;
  white-space: normal;
  text-align: left;
  line-height: 1.55;
  padding: 8px 12px;
  word-break: normal;
  overflow-wrap: anywhere;
}
.hero__title { margin: 0 0 var(--s-6); }
.hero__title span { display: block; }
.hero__sub { max-width: 480px; margin: 0 0 var(--s-8); color: var(--ink-2); }
.hero__cta { display: flex; flex-wrap: wrap; gap: var(--s-4); margin-bottom: var(--s-7); }

.hero__phones {
  position: relative;
  height: 540px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero__phones .phone { position: absolute; }
.hero__phones .phone--back  { transform: translate(-22%, -30px) rotate(-4deg); opacity: 0.96; }
.hero__phones .phone--front { transform: translate( 22%,  40px) rotate( 4deg); }

@media (min-width: 1024px) {
  .hero { padding-top: calc(64px + var(--s-9) * 1.5); padding-bottom: var(--s-9); }
  .hero__grid { grid-template-columns: 1.05fr 1fr; gap: var(--s-8); }
  .hero__phones { height: 620px; }
}

/* ---------- 8. Phone mockup ---------- */
.phone {
  width: 290px;
  height: 580px;
  background: var(--paper);
  border: 1px solid var(--hairline-strong);
  border-radius: 38px;
  padding: var(--s-3);
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.6), inset 0 1px 0 var(--highlight);
  position: relative;
}
.phone::before {
  content: '';
  position: absolute;
  top: 14px; left: 50%;
  transform: translateX(-50%);
  width: 60px; height: 6px;
  background: var(--paper-3);
  border-radius: var(--r-full);
  z-index: 2;
}
.phone__screen {
  width: 100%; height: 100%;
  background: var(--paper);
  border-radius: 30px;
  border: 1px solid var(--hairline-subtle);
  overflow: hidden;
  position: relative;
  padding: 36px var(--s-5) var(--s-5);
  display: flex; flex-direction: column;
}

/* phone content blocks */
.ph-title {
  font-size: 24px; font-weight: 700; letter-spacing: -0.6px;
  margin-bottom: var(--s-3);
}
.ph-sub { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--ink-3); margin-bottom: var(--s-5); }
.ph-stack { display: flex; flex-direction: column; gap: var(--s-3); }
.ph-row {
  background: var(--paper-2);
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
  padding: var(--s-4) var(--s-5);
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--s-3);
}
.ph-row__main { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.ph-row__name { font-size: 13px; font-weight: 600; color: var(--ink); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ph-row__meta { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 1px; text-transform: uppercase; color: var(--ink-3); }
.ph-row__star { color: var(--lime); }
.ph-row__val { font-family: var(--font-mono); font-size: 14px; color: var(--ink); font-feature-settings: 'tnum' 1; font-variant-numeric: tabular-nums; }

/* phone variants */
.ph-today .ph-greet {
  font-size: 28px; font-weight: 700; letter-spacing: -1px;
  margin-bottom: var(--s-3);
}
.ph-today .ph-greet em { font-style: normal; color: var(--lime); }
.ph-today .ph-greet-sub { color: var(--ink-3); font-family: var(--font-mono); font-size: 10px; letter-spacing: 1.2px; text-transform: uppercase; margin-bottom: var(--s-7); }

.ph-session { gap: var(--s-4); }
.ph-session .ph-run {
  text-align: center;
  padding-top: var(--s-4);
  margin-bottom: var(--s-3);
}
.ph-session .ph-run__label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--ink-3); }
.ph-session .ph-timer {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 64px;
  letter-spacing: -2px;
  line-height: 1;
  margin-top: var(--s-3);
  font-feature-settings: 'tnum' 1;
  font-variant-numeric: tabular-nums;
}
.ph-session .ph-timer__unit { font-size: 18px; color: var(--ink-3); margin-left: 4px; letter-spacing: 0; }
.ph-session .ph-runs {
  display: flex; flex-direction: column; gap: var(--s-2);
  margin-top: var(--s-4);
  flex: 1;
  overflow: hidden;
}
.ph-session .ph-runs__row {
  display: grid; grid-template-columns: 28px 1fr auto;
  align-items: center;
  padding: 8px 12px;
  background: var(--paper-2);
  border-radius: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.4px;
  color: var(--ink-2);
  font-feature-settings: 'tnum' 1;
  font-variant-numeric: tabular-nums;
}
.ph-session .ph-runs__row.is-best { background: var(--lime-soft); color: var(--lime); }
.ph-session .ph-runs__row span:nth-child(1) { color: var(--ink-3); font-size: 10px; letter-spacing: 1px; }
.ph-session .ph-runs__row span:nth-child(3) { color: inherit; font-weight: 700; }

.ph-numpad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  padding: var(--s-3);
  background: var(--paper-2);
  border-radius: 18px;
  margin-top: var(--s-3);
}
.ph-numpad button {
  height: 38px;
  background: var(--paper-3);
  border-radius: 10px;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
  font-feature-settings: 'tnum' 1;
  font-variant-numeric: tabular-nums;
  transition: transform 100ms var(--ease-out), background 100ms var(--ease-out);
}
.ph-numpad button.is-pressed { background: var(--lime); color: var(--paper); transform: scale(0.94); }

.ph-progress .ph-daystrip {
  display: grid;
  grid-template-columns: repeat(15, 1fr);
  gap: 4px;
  margin: var(--s-4) 0 var(--s-7);
}
.ph-progress .ph-daystrip i {
  height: 28px;
  background: var(--paper-3);
  border-radius: 4px;
}
.ph-progress .ph-daystrip i.is-on { background: var(--ink-3); }
.ph-progress .ph-daystrip i.is-today { background: var(--lime); }
.ph-progress .ph-tiles { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-3); }
.ph-progress .ph-tile {
  background: var(--paper-2);
  border: 1px solid var(--hairline);
  border-radius: 14px;
  padding: var(--s-4);
  display: flex; flex-direction: column; gap: var(--s-2);
}
.ph-progress .ph-tile span { font-family: var(--font-mono); font-size: 8.5px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--ink-3); }
.ph-progress .ph-tile strong { font-family: var(--font-mono); font-size: 26px; font-weight: 700; color: var(--ink); letter-spacing: -1px; font-feature-settings: 'tnum' 1; font-variant-numeric: tabular-nums; }

.ph-plan .ph-day {
  display: flex; align-items: baseline; gap: var(--s-3);
  padding: var(--s-4);
  background: var(--paper-2);
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
  margin-bottom: var(--s-3);
}
.ph-plan .ph-day strong { font-family: var(--font-mono); font-size: 22px; color: var(--ink); font-weight: 700; }
.ph-plan .ph-day span   { font-family: var(--font-mono); font-size: 10px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--ink-3); }

/* spectrum bars (used in session/drill blocks) */
.sz-spectrum {
  display: flex; align-items: flex-end; gap: 3px;
  height: 56px;
  padding: var(--s-3);
  background: var(--paper-2);
  border-radius: 12px;
  border: 1px solid var(--hairline);
}
.sz-spectrum i {
  flex: 1;
  background: var(--ink-4);
  border-radius: 2px;
  min-height: 4px;
}
.sz-spectrum i.is-best { background: var(--lime); }

/* ---------- 9. Section common ---------- */
.section { padding: var(--s-9) 0; }
.section + .section { padding-top: 0; }
.section__head { margin-bottom: var(--s-9); max-width: 720px; }
.section__head .t-meta { margin-bottom: var(--s-5); display: block; }
.section__head h2 { margin: 0 0 var(--s-5); }
.section__head p  { margin: 0; color: var(--ink-2); font-size: 16px; line-height: 1.55; max-width: 560px; }

@media (min-width: 768px) { .section { padding: calc(var(--s-9) * 1.5) 0; } }

/* reveal */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
}
.reveal.is-in { opacity: 1; transform: translateY(0); }

/* ---------- 10. Workflow (sticky scroll) ---------- */
.workflow__inner { display: grid; grid-template-columns: 1fr; gap: var(--s-9); }
.workflow__steps { display: flex; flex-direction: column; gap: var(--s-9); }
.workflow__step { padding: var(--s-7) 0; }
.workflow__step .num {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 1.4px;
  color: var(--ink-3);
  margin-bottom: var(--s-4);
}
.workflow__step h3 { font-size: 28px; font-weight: 700; letter-spacing: -0.6px; margin: 0 0 var(--s-4); }
.workflow__step p  { margin: 0; color: var(--ink-2); max-width: 380px; }

.workflow__phone-wrap {
  position: relative;
  display: flex; justify-content: center; align-items: center;
}
.workflow__phone-wrap .phone { transform: none; }
.workflow__phones {
  position: relative;
  height: 580px;
  width: 290px;
}
.workflow__phones .phone {
  position: absolute; inset: 0;
  opacity: 0; transition: opacity var(--d-slow) var(--ease-out);
}
.workflow__phones .phone.is-active { opacity: 1; }

@media (min-width: 1024px) {
  .workflow__inner { grid-template-columns: 1fr 1fr; gap: var(--s-9); align-items: start; }
  .workflow__phone-wrap { position: sticky; top: 100px; height: 700px; }
}

/* ---------- 11. Drills section ---------- */
.drills__inner { display: grid; grid-template-columns: 1fr; gap: var(--s-9); }
.drills__phone-wrap { display: flex; justify-content: center; }
.drills__scoring { display: grid; grid-template-columns: 1fr; gap: var(--s-4); }
.scoring-card {
  background: var(--paper-2);
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
  padding: var(--s-6);
  display: flex; flex-direction: column; gap: var(--s-3);
}
.scoring-card__code {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.4px;
  color: var(--lime);
}
.scoring-card__desc { color: var(--ink-2); font-size: 13.5px; line-height: 1.5; margin: 0; white-space: pre-line; }

@media (min-width: 768px)  { .drills__scoring { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .drills__inner { grid-template-columns: 1fr 1.2fr; gap: var(--s-9); align-items: center; } }

/* ---------- 12. Session section ---------- */
.session__inner { display: grid; grid-template-columns: 1fr; gap: var(--s-9); align-items: center; }
.session__bullets { display: flex; flex-direction: column; gap: var(--s-5); margin: var(--s-7) 0; }
.session__bullets li {
  display: flex; align-items: center; gap: var(--s-4);
  font-size: 14.5px;
  color: var(--ink-2);
}
.session__bullets li::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--lime);
  border-radius: 50%;
  flex-shrink: 0;
}
.session__quote {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--ink-3);
  letter-spacing: 0.4px;
  border-left: 2px solid var(--lime);
  padding-left: var(--s-5);
}

@media (min-width: 1024px) {
  .session__inner { grid-template-columns: 1fr 1fr; gap: var(--s-9); }
  .session__inner .phone-wrap { order: -1; }
}

.phone-wrap { display: flex; justify-content: center; }

/* ---------- 13. Progress section ---------- */
.progress { text-align: center; }
.progress__inner { max-width: 720px; margin: 0 auto; }
.progress__title { margin: 0 0 var(--s-6); }
.progress__lines {
  margin: 0 0 var(--s-9);
  font-size: 17px;
  color: var(--ink-2);
  line-height: 1.6;
}
.progress__lines span { display: block; }
.progress__daystrip {
  display: grid;
  grid-template-columns: repeat(30, 1fr);
  gap: 4px;
  max-width: 560px;
  margin: 0 auto var(--s-9);
  padding: var(--s-5);
  background: var(--paper-2);
  border: 1px solid var(--hairline);
  border-radius: var(--r-card);
}
.progress__daystrip i {
  height: 32px;
  background: var(--paper-3);
  border-radius: 4px;
}
.progress__daystrip i.is-on { background: var(--ink-3); }
.progress__daystrip i.is-today { background: var(--lime); }
.progress__tiles {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: var(--s-4);
  max-width: 460px;
  margin: 0 auto;
}

/* ---------- 14. Final CTA ---------- */
.final-cta { text-align: center; padding: calc(var(--s-9) * 1.5) 0; }
.final-cta__inner { max-width: 520px; margin: 0 auto; }
.final-cta h2 { margin: 0 0 var(--s-8); }
.final-cta .sz-button { margin-bottom: var(--s-6); }
.final-cta__meta { color: var(--ink-3); }

/* ---------- 15. Footer ---------- */
.footer {
  border-top: 1px solid var(--hairline);
  padding: var(--s-7) 0;
  margin-top: var(--s-9);
}
.footer__inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: var(--s-5);
}
.footer__copy {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 1px;
  color: var(--ink-4);
  text-transform: uppercase;
}

/* ---------- 16. Mobile menu (hamburger → sheet) ---------- */
.menu-btn {
  display: inline-flex;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  background: var(--paper-2);
  border: 1px solid var(--hairline);
  border-radius: var(--r-btn);
  color: var(--ink);
}
@media (min-width: 1024px) { .menu-btn { display: none; } }

.menu-sheet {
  position: fixed; inset: 0;
  z-index: 90;
  background: rgba(12,13,16,0.86);
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  display: flex; flex-direction: column;
  padding: 80px var(--s-7) var(--s-9);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--d-slow) var(--ease-out);
}
.menu-sheet.is-open { opacity: 1; pointer-events: auto; }
.menu-sheet a {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.6px;
  padding: var(--s-5) 0;
  border-bottom: 1px solid var(--hairline-subtle);
  color: var(--ink);
}
.menu-sheet__close {
  position: absolute; top: 14px; right: var(--s-7);
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--paper-2);
  border: 1px solid var(--hairline);
  border-radius: var(--r-btn);
  color: var(--ink);
}

/* ---------- 17. Hero phone fade-in ---------- */
.hero__phones .phone { opacity: 0; transition: opacity 800ms var(--ease-out), transform 800ms var(--ease-out); }
.hero__phones.is-in .phone--back  { opacity: 0.96; transform: translate(-22%, -30px) rotate(-4deg); transition-delay: 200ms; }
.hero__phones.is-in .phone--front { opacity: 1;    transform: translate( 22%,  40px) rotate( 4deg); transition-delay: 360ms; }

/* responsive shrink for hero phones on smaller widths */
@media (max-width: 480px) {
  .phone { width: 240px; height: 480px; }
  .hero__phones { height: 460px; }
  .hero__phones .phone--back  { transform: translate(-16%, -20px) rotate(-3deg); }
  .hero__phones.is-in .phone--back { transform: translate(-16%, -20px) rotate(-3deg); }
  .hero__phones .phone--front { transform: translate( 16%,  30px) rotate( 3deg); }
  .hero__phones.is-in .phone--front { transform: translate( 16%,  30px) rotate( 3deg); }
  .ph-session .ph-timer { font-size: 52px; }
  .workflow__phones { width: 240px; height: 480px; }
}

/* ---------- 18. Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero__phones .phone { opacity: 1 !important; }
  .sz-live-dot { animation: none; }
}