/* ==========================================================================
   STOP BURNING MONEY ON META ADS — Sales Page
   Author: Moidul Islam / SMM Solver
   Vanilla CSS. No frameworks. Mobile-first.
   ========================================================================== */

/* ---------- 1. TOKENS ---------- */
:root {
  /* Brand — pulled from the eBook cover */
  --navy-900: #05101d;
  --navy-800: #071626;
  --navy-700: #0b2039;
  --navy-600: #102b48;
  --navy-500: #17395c;
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.16);

  --amber: #ffb020;
  --amber-soft: #ffc95c;
  --blue: #3b8bff;
  --blue-deep: #1e6fd9;
  --red: #ff6b5e;
  --green: #3ddc97;

  --white: #ffffff;
  --text: #eaf1f9;
  --text-mid: #a9bdd2;
  --text-dim: #7b90a6;

  --radius-s: 8px;
  --radius: 14px;
  --radius-l: 22px;

  --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.28);
  --shadow: 0 18px 44px rgba(0, 0, 0, 0.42);
  --shadow-amber: 0 12px 34px rgba(255, 176, 32, 0.28);

  --wrap: 1140px;
  --pad: clamp(20px, 5vw, 32px);

  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;

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

/* ---------- 2. RESET ---------- */
*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font);
  background: var(--navy-900);
  color: var(--text);
  font-size: 16px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

h1, h2, h3, h4 {
  margin: 0;
  line-height: 1.12;
  letter-spacing: -0.022em;
  font-weight: 800;
}
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

::selection { background: var(--amber); color: var(--navy-900); }

[hidden] { display: none !important; }

:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--amber);
  color: var(--navy-900);
  padding: 12px 20px;
  font-weight: 700;
  z-index: 999;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ---------- 3. LAYOUT ---------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--pad);
}

section { position: relative; }

.section {
  padding-block: clamp(56px, 9vw, 104px);
}

.section--tight { padding-block: clamp(44px, 7vw, 76px); }

.section--alt {
  background: var(--navy-800);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--amber);
  border-radius: 2px;
}

.h-sec {
  font-size: clamp(27px, 4.6vw, 42px);
  max-width: 20ch;
}
.h-sec--wide { max-width: 26ch; }

.sub {
  color: var(--text-mid);
  font-size: clamp(15px, 1.9vw, 17.5px);
  margin-top: 14px;
  max-width: 58ch;
}

.center { text-align: center; }
.center .h-sec,
.center .sub { margin-inline: auto; }
.center .eyebrow { justify-content: center; }

/* ---------- 4. BUTTONS / CTA ---------- */
.cta-block { display: inline-flex; flex-direction: column; align-items: center; gap: 10px; }
.cta-block--left { align-items: flex-start; }

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  padding: 17px 34px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, #ffc247 0%, var(--amber) 55%, #f59300 100%);
  color: #2a1600;
  font-size: clamp(15.5px, 2vw, 17px);
  font-weight: 800;
  letter-spacing: -0.01em;
  cursor: pointer;
  box-shadow: var(--shadow-amber);
  transition: transform 0.28s var(--ease), box-shadow 0.28s var(--ease),
    filter 0.28s var(--ease);
  overflow: hidden;
  isolation: isolate;
  text-align: center;
}
.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(120deg, transparent 20%, rgba(255, 255, 255, 0.55) 50%, transparent 80%);
  transform: translateX(-120%);
  transition: transform 0.75s var(--ease);
}
.btn:hover, .btn:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 18px 44px rgba(255, 176, 32, 0.42);
  filter: saturate(1.08);
}
.btn:hover::after, .btn:focus-visible::after { transform: translateX(120%); }
.btn:active { transform: translateY(-1px); }

.btn__arrow {
  display: inline-block;
  transition: transform 0.3s var(--ease);
  font-weight: 900;
}
.btn:hover .btn__arrow { transform: translateX(5px); }

.btn--lg { padding: 20px 44px; font-size: clamp(16px, 2.2vw, 18.5px); }

.btn--ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line-strong);
  box-shadow: none;
}
.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.05);
  box-shadow: none;
  filter: none;
}

.cta-note {
  font-size: 13px;
  color: var(--text-dim);
  letter-spacing: 0.01em;
}
.cta-note::before { content: "↳ "; color: var(--amber); }

/* pulse ring on primary CTAs */
.btn--pulse { animation: ctaGlow 3.4s ease-in-out infinite; }
@keyframes ctaGlow {
  0%, 100% { box-shadow: 0 12px 34px rgba(255, 176, 32, 0.26); }
  50% { box-shadow: 0 12px 40px rgba(255, 176, 32, 0.5); }
}

/* ---------- 5. HEADER ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(5, 16, 29, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.header.is-stuck {
  border-bottom-color: var(--line);
  background: rgba(5, 16, 29, 0.92);
}
.header__in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 74px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 14.5px;
  letter-spacing: -0.01em;
}
.brand__mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(140deg, var(--amber), #f59300);
  display: grid;
  place-items: center;
  color: #2a1600;
  font-size: 13px;
  font-weight: 900;
  flex: none;
}
.brand__sub { color: var(--text-dim); font-weight: 500; font-size: 12.5px; }
.header .btn { padding: 10px 22px; font-size: 14px; box-shadow: none; }
.header .cta-note { font-size: 10.5px; }
.header__cta { display: none; gap: 4px; flex: none; }

/* ---------- 6. HERO ---------- */
.hero {
  position: relative;
  padding-top: clamp(40px, 7vw, 76px);
  padding-bottom: clamp(52px, 8vw, 92px);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: -32%;
  left: 50%;
  width: min(1100px, 150%);
  aspect-ratio: 1;
  transform: translateX(-50%);
  background: radial-gradient(circle at 50% 50%,
    rgba(59, 139, 255, 0.22) 0%,
    rgba(255, 176, 32, 0.08) 38%,
    transparent 66%);
  pointer-events: none;
  animation: drift 18s ease-in-out infinite alternate;
}
@keyframes drift {
  from { transform: translateX(-52%) translateY(0) scale(1); }
  to { transform: translateX(-48%) translateY(28px) scale(1.06); }
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 62px 62px;
  mask-image: radial-gradient(ellipse 70% 55% at 50% 25%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 55% at 50% 25%, #000 20%, transparent 75%);
  opacity: 0.5;
  pointer-events: none;
}
.hero__in {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(38px, 6vw, 54px);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 16px 8px 11px;
  border-radius: 999px;
  border: 1px solid rgba(255, 176, 32, 0.35);
  background: rgba(255, 176, 32, 0.09);
  color: var(--amber-soft);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.badge__dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(255, 176, 32, 0.18);
}

.hero h1 {
  font-size: clamp(38px, 8.4vw, 76px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin: 22px 0 0;
  text-transform: uppercase;
}
.hero h1 .burn {
  background: linear-gradient(100deg, #ffd37a 0%, var(--amber) 45%, #ff7a3d 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero__lead {
  margin-top: 22px;
  font-size: clamp(16.5px, 2.3vw, 20px);
  color: var(--text-mid);
  max-width: 46ch;
  line-height: 1.55;
}
.hero__hinglish {
  margin-top: 22px;
  padding: 16px 20px;
  border-left: 3px solid var(--amber);
  background: rgba(255, 255, 255, 0.035);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  color: var(--text);
  font-size: clamp(15px, 2vw, 16.5px);
  max-width: 50ch;
}
.hero__hinglish strong { color: var(--white); }

.hero__cta { margin-top: 30px; }

.valueline {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.valueline li {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-mid);
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  white-space: nowrap;
}
.valueline li strong { color: var(--amber); }

/* --- 3D book --- */
.bookstage {
  display: grid;
  place-items: center;
  perspective: 1600px;
  padding-block: 10px;
}
.book {
  position: relative;
  width: clamp(210px, 52vw, 296px);
  aspect-ratio: 210 / 297;
  transform-style: preserve-3d;
  transform: rotateY(-22deg) rotateX(6deg);
  animation: float 7s ease-in-out infinite;
  transition: transform 0.6s var(--ease);
}
.book:hover { transform: rotateY(-12deg) rotateX(3deg) scale(1.03); }
@keyframes float {
  0%, 100% { transform: rotateY(-22deg) rotateX(6deg) translateY(0); }
  50% { transform: rotateY(-19deg) rotateX(5deg) translateY(-16px); }
}
.book__face {
  position: absolute;
  inset: 0;
  border-radius: 4px 10px 10px 4px;
  overflow: hidden;
  background: linear-gradient(150deg, #0e2c4c 0%, #071b30 60%, #04101d 100%);
  box-shadow: var(--shadow), 0 0 0 1px rgba(255, 255, 255, 0.07) inset;
  padding: 11% 10%;
  display: flex;
  flex-direction: column;
}
.book__face::before {
  /* spine shading */
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 15px;
  background: linear-gradient(90deg, rgba(0,0,0,0.55), rgba(255,255,255,0.06) 60%, transparent);
}
.book__face::after {
  /* gloss */
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(255,255,255,0.16) 0%, transparent 42%, transparent 100%);
  pointer-events: none;
}
.book__kicker {
  font-size: clamp(6px, 1.5vw, 7.5px);
  letter-spacing: 0.2em;
  color: #6fb0ff;
  font-weight: 700;
  text-transform: uppercase;
}
.book__title {
  margin-top: auto;
  font-size: clamp(20px, 5.6vw, 31px);
  line-height: 0.98;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: #fff;
  text-transform: uppercase;
}
.book__rule {
  width: 46px; height: 3px;
  background: var(--amber);
  margin: 11px 0 9px;
}
.book__sub {
  font-size: clamp(8px, 1.9vw, 10px);
  line-height: 1.4;
  color: #cfe0f5;
  font-weight: 500;
}
.book__author {
  margin-top: auto;
  padding-top: 11px;
  border-top: 1px solid rgba(255,255,255,0.16);
  font-size: clamp(8.5px, 2vw, 10.5px);
  letter-spacing: 0.16em;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
}
.book__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 3; }
.book__pages {
  position: absolute;
  top: 3px; bottom: 3px;
  right: -13px;
  width: 14px;
  background: repeating-linear-gradient(90deg, #e9eef4 0 1px, #c3ccd7 1px 2px);
  transform: rotateY(90deg) translateZ(7px);
  transform-origin: right center;
  border-radius: 2px;
}
.book__shadow {
  position: absolute;
  left: 6%;
  right: 6%;
  bottom: -7%;
  height: 26px;
  background: radial-gradient(ellipse at center, rgba(0,0,0,0.62), transparent 72%);
  filter: blur(9px);
  z-index: -1;
  animation: shadowPulse 7s ease-in-out infinite;
}
@keyframes shadowPulse {
  0%, 100% { opacity: 0.85; transform: scaleX(1); }
  50% { opacity: 0.55; transform: scaleX(0.9); }
}
.book__sticker {
  position: absolute;
  z-index: 5;
  right: -18px;
  top: 14%;
  background: var(--amber);
  color: #2a1600;
  font-size: 11px;
  font-weight: 900;
  padding: 8px 13px;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  transform: rotate(6deg);
  letter-spacing: 0.02em;
}

/* ---------- 7. PROBLEM ---------- */
.problem__grid {
  margin-top: 34px;
  display: grid;
  gap: 26px;
}
.flow-wrong {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}
.flow-wrong li {
  font-size: 13px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 8px;
  background: rgba(255, 107, 94, 0.09);
  border: 1px solid rgba(255, 107, 94, 0.22);
  color: #ffb3ab;
}
.mistake-list {
  display: grid;
  gap: 10px;
  grid-template-columns: 1fr;
}
.mistake-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--radius-s);
  background: var(--navy-700);
  border: 1px solid var(--line);
  font-size: 14.8px;
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease);
}
.mistake-list li:hover { transform: translateX(4px); border-color: rgba(255, 107, 94, 0.4); }
.x {
  color: var(--red);
  font-weight: 900;
  flex: none;
  line-height: 1.5;
}
.pivot {
  margin-top: 30px;
  padding: 26px 28px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(255, 176, 32, 0.13), rgba(59, 139, 255, 0.08));
  border: 1px solid rgba(255, 176, 32, 0.28);
  text-align: center;
}
.pivot h3 {
  font-size: clamp(22px, 3.6vw, 32px);
  color: var(--white);
}
.pivot p { color: var(--text-mid); margin-top: 10px; font-size: 15.5px; }

/* ---------- 8. CARD GRIDS ---------- */
.grid {
  display: grid;
  gap: 16px;
  margin-top: 40px;
  grid-template-columns: 1fr;
}
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr 1fr; }

.card {
  position: relative;
  padding: 26px 24px;
  border-radius: var(--radius);
  background: var(--navy-700);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform 0.32s var(--ease), border-color 0.32s var(--ease),
    background 0.32s var(--ease);
}
.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, var(--amber), transparent);
  opacity: 0;
  transition: opacity 0.32s var(--ease);
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--line-strong);
  background: var(--navy-600);
}
.card:hover::before { opacity: 1; }
.card__num {
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  color: var(--amber);
  display: block;
  margin-bottom: 12px;
}
.card h3 {
  font-size: 18.5px;
  color: var(--white);
  margin-bottom: 9px;
}
.card p { color: var(--text-mid); font-size: 14.6px; line-height: 1.58; }

.card--sm { padding: 20px 20px; }
.card--sm h3 { font-size: 16px; margin-bottom: 6px; }
.card--sm p { font-size: 13.8px; }

.icon {
  width: 40px; height: 40px;
  border-radius: 11px;
  display: grid; place-items: center;
  background: rgba(255, 176, 32, 0.12);
  border: 1px solid rgba(255, 176, 32, 0.25);
  margin-bottom: 14px;
  font-size: 18px;
}

/* ---------- 9. THE 82 ---------- */
.eighty {
  position: relative;
  overflow: hidden;
}
.eighty::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 60% at 15% 20%, rgba(255, 176, 32, 0.1), transparent 65%);
  pointer-events: none;
}
.eighty__top {
  display: grid;
  gap: 30px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.bignum {
  font-size: clamp(120px, 33vw, 240px);
  font-weight: 900;
  line-height: 0.8;
  letter-spacing: -0.06em;
  background: linear-gradient(160deg, #ffd37a 0%, var(--amber) 40%, rgba(255, 176, 32, 0.15) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-variant-numeric: tabular-nums;
}
.bignum__cap {
  display: block;
  font-size: 12.5px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--text-dim);
  -webkit-text-fill-color: var(--text-dim);
  margin-top: 6px;
}
.cats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 32px;
}
.cats li {
  font-size: 13px;
  font-weight: 600;
  padding: 9px 15px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.035);
  color: var(--text-mid);
  transition: all 0.26s var(--ease);
  cursor: default;
}
.cats li:hover {
  color: var(--navy-900);
  background: var(--amber);
  border-color: var(--amber);
  transform: translateY(-2px);
}
.peek {
  margin-top: 36px;
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}
.peek li {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 15px 18px;
  border-radius: var(--radius-s);
  background: var(--navy-700);
  border: 1px solid var(--line);
  font-size: 14.8px;
  font-weight: 500;
  transition: transform 0.28s var(--ease), border-color 0.28s var(--ease);
}
.peek li:hover { transform: translateY(-3px); border-color: rgba(255, 176, 32, 0.4); }
.peek__no {
  font-size: 11.5px;
  font-weight: 900;
  color: var(--amber);
  background: rgba(255, 176, 32, 0.12);
  border-radius: 6px;
  padding: 5px 8px;
  flex: none;
  letter-spacing: 0.04em;
}
.peek__more {
  text-align: center;
  color: var(--text-dim);
  font-size: 14px;
  margin-top: 22px;
  font-style: italic;
}

/* ---------- 10. FRAMEWORK ---------- */
.flow {
  margin-top: 44px;
  display: grid;
  gap: 10px;
  counter-reset: step;
}
.flow__step {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  border-radius: var(--radius);
  background: var(--navy-700);
  border: 1px solid var(--line);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease),
    background 0.3s var(--ease);
}
.flow__step:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 176, 32, 0.42);
  background: var(--navy-600);
}
.flow__i {
  width: 34px; height: 34px;
  flex: none;
  border-radius: 10px;
  display: grid; place-items: center;
  background: rgba(255, 176, 32, 0.13);
  border: 1px solid rgba(255, 176, 32, 0.3);
  color: var(--amber);
  font-weight: 900;
  font-size: 13px;
}
.flow__t {
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
  display: block;
}
.flow__d { font-size: 13.6px; color: var(--text-dim); }
/* connector arrows between steps */
.flow__step:not(:last-child)::after {
  content: "↓";
  position: absolute;
  left: 50%;
  bottom: -13px;
  transform: translateX(-50%);
  color: var(--amber);
  font-size: 13px;
  font-weight: 900;
  opacity: 0.6;
  z-index: 2;
  line-height: 1;
}
.flow-note {
  margin-top: 26px;
  text-align: center;
  color: var(--text-mid);
  font-size: 15px;
}
.flow-note strong { color: var(--white); }

/* ---------- 11. FOR / NOT FOR ---------- */
.checks { display: grid; gap: 11px; margin-top: 32px; }
.checks li {
  display: flex;
  gap: 13px;
  align-items: flex-start;
  font-size: 15.4px;
  padding: 13px 16px;
  border-radius: var(--radius-s);
  background: rgba(61, 220, 151, 0.05);
  border: 1px solid rgba(61, 220, 151, 0.16);
}
.tick { color: var(--green); font-weight: 900; flex: none; }
.notfor {
  margin-top: 26px;
  padding: 18px 20px;
  border-radius: var(--radius-s);
  border: 1px dashed rgba(255, 255, 255, 0.2);
  color: var(--text-dim);
  font-size: 14.6px;
  text-align: center;
}
.notfor strong { color: var(--text); }

/* ---------- 12. PREVIEW ---------- */
.previews {
  margin-top: 40px;
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}
.pv {
  border-radius: var(--radius);
  background: #f6f8fb;
  color: #17202b;
  padding: 22px 22px 24px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow);
  transition: transform 0.32s var(--ease), box-shadow 0.32s var(--ease);
}
.pv:hover { transform: translateY(-6px) rotate(-0.35deg); }
.pv__tag {
  font-size: 10.5px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 800;
  color: #1e6fd9;
  margin-bottom: 10px;
  display: block;
}
.pv h3 {
  font-size: 17.5px;
  color: #0b2a4a;
  border-left: 4px solid #1e6fd9;
  padding-left: 10px;
  margin-bottom: 12px;
}
.pv p { font-size: 13.8px; color: #41505f; line-height: 1.55; }
.pv__rows { margin-top: 12px; display: grid; gap: 7px; }
.pv__row {
  display: flex;
  gap: 10px;
  font-size: 12.6px;
  padding: 8px 10px;
  border-radius: 6px;
  background: #fff;
  border: 1px solid #dbe3ec;
  align-items: baseline;
}
.pv__row b { color: #0b2a4a; flex: none; min-width: 74px; }
.pv__row span { color: #56646f; }
.pv__chain {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}
.pv__chain span {
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.05em;
  padding: 5px 9px;
  border-radius: 5px;
  background: #e8eff9;
  color: #0b2a4a;
}
.pv__note {
  margin-top: 14px;
  font-size: 12px;
  color: #6a7787;
  border-top: 1px solid #e2e8f0;
  padding-top: 10px;
}
.keep-line {
  margin-top: 34px;
  text-align: center;
  font-size: clamp(17px, 2.6vw, 22px);
  font-weight: 700;
  color: var(--white);
}
.keep-line span { color: var(--amber); }

/* ---------- 13. BONUS ---------- */
.bonus {
  background:
    linear-gradient(160deg, rgba(255, 176, 32, 0.09), transparent 55%),
    var(--navy-800);
}
.bonus__grid {
  margin-top: 36px;
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}
.bonus__item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border-radius: var(--radius-s);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 176, 32, 0.2);
  transition: transform 0.28s var(--ease), background 0.28s var(--ease);
}
.bonus__item:hover { transform: translateY(-4px); background: rgba(255, 176, 32, 0.09); }
.bonus__ic {
  width: 34px; height: 34px; flex: none;
  border-radius: 9px;
  display: grid; place-items: center;
  background: var(--amber);
  color: #2a1600;
  font-weight: 900;
  font-size: 15px;
}
.bonus__item b { display: block; font-size: 15px; color: var(--white); font-weight: 700; }
.bonus__item small { color: var(--text-dim); font-size: 12.8px; }

/* ---------- 14. OFFER ---------- */
.offer { background: var(--navy-800); }
.offercard {
  margin-top: 40px;
  max-width: 560px;
  margin-inline: auto;
  background: var(--white);
  color: #17202b;
  border-radius: var(--radius-l);
  padding: 34px clamp(22px, 5vw, 40px) 32px;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.5);
  position: relative;
  overflow: hidden;
}
.offercard::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 5px;
  background: linear-gradient(90deg, var(--amber), #ff7a3d, var(--blue));
}
.offercard__ribbon {
  display: inline-block;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: #0b2a4a;
  color: #fff;
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.offercard h3 {
  font-size: clamp(21px, 3.4vw, 27px);
  color: #0b2a4a;
  margin-bottom: 8px;
}
.offercard__desc { font-size: 14.6px; color: #55636f; }
.prices {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  margin: 24px 0 6px;
  padding-top: 22px;
  border-top: 1px solid #e4eaf1;
}
.price-old {
  font-size: 17px;
  color: #93a1ae;
  text-decoration: line-through;
  font-weight: 600;
}
.price-new {
  font-size: clamp(34px, 7vw, 46px);
  font-weight: 900;
  color: #0b2a4a;
  letter-spacing: -0.035em;
  line-height: 1;
}
.price-lab { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: #93a1ae; font-weight: 800; display: block; margin-bottom: 3px; }
.incl { margin: 22px 0 26px; display: grid; gap: 9px; }
.incl li { display: flex; gap: 11px; font-size: 14.6px; color: #34414e; align-items: flex-start; }
.incl .tick { color: #17a673; }
.offercard .cta-block { width: 100%; align-items: stretch; }
.offercard .btn { width: 100%; }
.offercard .cta-note { color: #7b8894; text-align: center; }
.offercard__foot {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid #e4eaf1;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 18px;
  font-size: 12.4px;
  color: #7b8894;
}

/* ---------- 15. AUTHOR ---------- */
.author {
  display: grid;
  gap: 22px;
  align-items: center;
  padding: 28px;
  border-radius: var(--radius);
  background: var(--navy-700);
  border: 1px solid var(--line);
}
.author__img {
  width: 92px; height: 92px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--amber);
  background: var(--navy-600);
  flex: none;
}
.author__fallback {
  width: 92px; height: 92px;
  border-radius: 50%;
  display: grid; place-items: center;
  background: linear-gradient(140deg, var(--navy-500), var(--navy-600));
  border: 2px solid var(--amber);
  font-size: 28px; font-weight: 900; color: var(--amber);
  flex: none;
}
.author h3 { font-size: 19px; color: var(--white); }
.author__role { color: var(--amber); font-size: 13px; font-weight: 700; margin-top: 3px; letter-spacing: 0.04em; }
.author p { color: var(--text-mid); font-size: 14.8px; margin-top: 12px; }

/* ---------- 16. FINAL CTA ---------- */
.final {
  text-align: center;
  background:
    radial-gradient(ellipse 70% 80% at 50% 0%, rgba(255, 176, 32, 0.14), transparent 62%),
    var(--navy-900);
  border-top: 1px solid var(--line);
}
.final h2 {
  font-size: clamp(28px, 5.4vw, 50px);
  max-width: 18ch;
  margin-inline: auto;
}
.final p {
  color: var(--text-mid);
  margin: 18px auto 0;
  max-width: 46ch;
  font-size: clamp(15.5px, 2.1vw, 18px);
}
.final .cta-block { margin-top: 32px; }

/* ---------- 17. FOOTER ---------- */
.footer {
  background: var(--navy-900);
  border-top: 1px solid var(--line);
  padding-block: 38px 46px;
  font-size: 13.2px;
  color: var(--text-dim);
}
.footer__top {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 26px;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}
.footer__links { display: flex; flex-wrap: wrap; gap: 18px; }
.footer__links a { transition: color 0.24s ease; }
.footer__links a:hover { color: var(--amber); }
.disclaimer {
  margin-top: 20px;
  line-height: 1.62;
  max-width: 82ch;
}
.footer__copy { margin-top: 14px; color: #5f7387; }

/* ---------- 18. MOBILE STICKY BAR ---------- */
.stickybar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 70;
  background: rgba(5, 16, 29, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--line-strong);
  padding: 10px var(--pad) calc(10px + env(safe-area-inset-bottom));
  transform: translateY(110%);
  transition: transform 0.4s var(--ease);
}
.stickybar.is-on { transform: translateY(0); }
.stickybar__in {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: var(--wrap);
  margin-inline: auto;
}
.stickybar__txt { flex: 1; min-width: 0; }
.stickybar__txt b { display: block; font-size: 13.5px; color: var(--white); }
.stickybar__txt small { font-size: 11.5px; color: var(--text-dim); }
.stickybar .btn { padding: 13px 22px; font-size: 14.5px; flex: none; }

/* ---------- 19. REVEAL ANIMATION ---------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  will-change: opacity, transform;
}
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: 0.08s; }
.reveal[data-d="2"] { transition-delay: 0.16s; }
.reveal[data-d="3"] { transition-delay: 0.24s; }
.reveal[data-d="4"] { transition-delay: 0.32s; }
.reveal[data-d="5"] { transition-delay: 0.4s; }

/* ---------- 20. THANK YOU PAGE ---------- */
.ty {
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 40px var(--pad);
  text-align: center;
  background:
    radial-gradient(ellipse 60% 60% at 50% 0%, rgba(61, 220, 151, 0.15), transparent 60%),
    var(--navy-900);
}
.ty__card {
  max-width: 560px;
  width: 100%;
  background: var(--navy-700);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-l);
  padding: clamp(30px, 6vw, 48px) clamp(22px, 5vw, 44px);
  box-shadow: var(--shadow);
}
.ty__check {
  width: 74px; height: 74px;
  border-radius: 50%;
  margin: 0 auto 22px;
  display: grid; place-items: center;
  background: rgba(61, 220, 151, 0.12);
  border: 2px solid var(--green);
  font-size: 34px;
  animation: pop 0.6s var(--ease) both;
}
@keyframes pop {
  0% { transform: scale(0.4); opacity: 0; }
  60% { transform: scale(1.1); }
  100% { transform: scale(1); opacity: 1; }
}
.ty h1 { font-size: clamp(26px, 5.4vw, 38px); }
.ty__sub {
  color: var(--amber);
  font-size: clamp(16px, 2.6vw, 19px);
  font-weight: 700;
  margin-top: 12px;
}
.ty p { color: var(--text-mid); margin-top: 16px; font-size: 15.4px; }
.ty .btn { margin-top: 30px; width: 100%; }
.ty__tip {
  margin-top: 20px;
  padding: 14px 16px;
  border-radius: var(--radius-s);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  font-size: 13.6px;
  color: var(--text-mid);
}
.ty__back {
  display: inline-block;
  margin-top: 24px;
  font-size: 13.8px;
  color: var(--text-dim);
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 2px;
  transition: color 0.24s ease;
}
.ty__back:hover { color: var(--amber); }
.ty__brand {
  margin-top: 34px;
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: 0.06em;
}

/* ---------- 21. RESPONSIVE ---------- */
@media (min-width: 620px) {
  .grid--3 { grid-template-columns: 1fr 1fr; }
  .mistake-list { grid-template-columns: 1fr 1fr; }
  .peek { grid-template-columns: 1fr 1fr; }
  .previews { grid-template-columns: 1fr 1fr; }
  .bonus__grid { grid-template-columns: 1fr 1fr; }
  .checks { grid-template-columns: 1fr 1fr; }
  .author { grid-template-columns: auto 1fr; }
  .flow { grid-template-columns: 1fr; }
}

@media (min-width: 900px) {
  .header__cta { display: inline-flex; }
  .grid--3 { grid-template-columns: repeat(3, 1fr); }
  .grid--4 { grid-template-columns: repeat(4, 1fr); }
  .hero__in {
    grid-template-columns: 1.08fr 0.92fr;
    align-items: center;
    gap: 40px;
  }
  .hero__copy { order: 1; }
  .bookstage { order: 2; }
  .problem__grid { grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
  .eighty__top { grid-template-columns: auto 1fr; gap: 50px; }
  .flow { grid-template-columns: repeat(7, 1fr); gap: 8px; align-items: stretch; }
  .flow__step {
    flex-direction: column;
    text-align: center;
    gap: 10px;
    padding: 20px 12px;
  }
  .flow__d { font-size: 12.4px; }
  .flow__t { font-size: 13px; }
  .flow__step:not(:last-child)::after {
    content: "→";
    left: auto;
    right: -11px;
    bottom: auto;
    top: 50%;
    transform: translateY(-50%);
    font-size: 15px;
  }
  .previews { grid-template-columns: repeat(3, 1fr); }
  .previews .pv:nth-child(4),
  .previews .pv:nth-child(5) { grid-column: span 1; }
  .bonus__grid { grid-template-columns: repeat(3, 1fr); }
  .stickybar { display: none; }
}

@media (min-width: 1040px) {
  .previews { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- 22. REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .book { transform: rotateY(-14deg) rotateX(4deg); }
  .stickybar { transition: none; }
}

/* ---------- 23. PRINT ---------- */
@media print {
  .header, .stickybar, .btn { display: none !important; }
  body { background: #fff; color: #000; }
}

/* thank-you: auto-download status line */
.ty__status {
  margin-top: 14px !important;
  font-size: 13.2px;
  color: var(--text-dim);
}

/* offer: discount tag */
.save-tag {
  align-self: center;
  font-size: 11.5px;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #0b2a4a;
  background: var(--amber);
  padding: 6px 11px;
  border-radius: 999px;
  white-space: nowrap;
}

/* sticky bar: price */
.stickybar__txt .was {
  color: var(--text-dim);
  text-decoration: line-through;
  font-weight: 600;
  font-size: 12px;
}

/* thank-you: download error + help */
.ty__status.is-error { color: var(--red); font-weight: 600; }
.ty__help {
  margin-top: 16px !important;
  padding: 14px 16px;
  border-radius: var(--radius-s);
  background: rgba(255, 107, 94, 0.08);
  border: 1px solid rgba(255, 107, 94, 0.28);
  font-size: 13.6px;
  color: var(--text);
}
.ty__help a { color: var(--amber); text-decoration: underline; }