:root {
  color-scheme: light;
  --ink: #07111f;
  --muted: #5c6677;
  --navy: #06142f;
  --navy-2: #071b43;
  --blue: #0d57c7;
  --cyan: #19a8ff;
  --gold: #f7c948;
  --gold-2: #ffe16b;
  --gold-soft: #fff7d8;
  --red: #d90f1b;
  --white: #ffffff;
  --surface: #f5f8ff;
  --line: rgba(7, 17, 31, 0.13);
  --dark-line: rgba(255, 255, 255, 0.16);
  --shadow: 0 24px 64px rgba(2, 10, 28, 0.26);
  --soft-shadow: 0 16px 38px rgba(5, 24, 56, 0.1);
  --premium-border: rgba(255, 255, 255, 0.2);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  color: var(--ink);
  background: linear-gradient(180deg, #ffffff 0%, #f6f9ff 100%);
  font-family: Arial, "Noto Sans Thai", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

h1,
h2,
h3,
p,
li,
summary {
  overflow-wrap: anywhere;
}

section {
  scroll-margin-top: 82px;
}

.section-inner {
  width: min(1160px, calc(100% - 36px));
  margin: 0 auto;
}

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  right: 0;
  left: 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 14px clamp(16px, 4vw, 48px);
  color: var(--white);
  background: rgba(4, 10, 24, 0.86);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(18px);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.16);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 900;
  letter-spacing: 0;
  min-width: 0;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  color: var(--navy);
  background: linear-gradient(180deg, #ffe27a, var(--gold));
  border: 2px solid rgba(255, 255, 255, 0.82);
  border-radius: 8px;
  font-size: 0.86rem;
  box-shadow: 0 10px 24px rgba(247, 201, 72, 0.18);
}

.header-nav {
  display: flex;
  justify-content: center;
  gap: 6px;
}

.header-nav a {
  padding: 8px 12px;
  color: rgba(255, 255, 255, 0.74);
  border-radius: 8px;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 900;
}

.header-nav a:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
}

.header-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 18px;
  color: var(--white);
  background: linear-gradient(180deg, #f22330, var(--red));
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  text-decoration: none;
  font-weight: 900;
  white-space: nowrap;
  box-shadow: 0 14px 28px rgba(217, 15, 27, 0.28);
}

.hero {
  position: relative;
  color: var(--white);
  background:
    radial-gradient(circle at 78% 22%, rgba(25, 168, 255, 0.28), rgba(25, 168, 255, 0) 34%),
    radial-gradient(circle at 18% 18%, rgba(247, 201, 72, 0.12), rgba(247, 201, 72, 0) 32%),
    linear-gradient(135deg, #030816 0%, var(--navy) 45%, #08245b 100%);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(3, 8, 22, 0.98) 0%, rgba(3, 8, 22, 0.82) 36%, rgba(3, 8, 22, 0.26) 64%, rgba(3, 8, 22, 0.16) 100%),
    linear-gradient(180deg, rgba(3, 8, 22, 0.52), rgba(3, 8, 22, 0.08) 44%, rgba(3, 8, 22, 0.72));
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -8% -28% 46%;
  height: 56%;
  background: radial-gradient(ellipse at center, rgba(13, 87, 199, 0.42), rgba(13, 87, 199, 0) 68%);
  pointer-events: none;
}

.hero-shell {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(440px, 1.1fr);
  gap: clamp(30px, 5vw, 84px);
  align-items: center;
  min-height: 100svh;
  width: min(1280px, calc(100% - 36px));
  margin: 0 auto;
  padding: 104px 0 56px;
}

.hero-copy-column {
  position: relative;
  min-width: 0;
}

.hero-copy-column::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 2px;
  left: -22px;
  width: 3px;
  background: linear-gradient(180deg, var(--gold), rgba(247, 201, 72, 0));
  border-radius: 999px;
  opacity: 0.84;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: clamp(0.88rem, 1.1vw, 1rem);
  font-weight: 900;
  letter-spacing: 0;
}

.hero h1 {
  width: min(720px, 100%);
  margin: 0;
  font-size: clamp(2.42rem, 4.35vw, 4.12rem);
  line-height: 1.04;
  letter-spacing: 0;
  font-weight: 900;
  text-wrap: balance;
  text-shadow: 0 18px 44px rgba(0, 0, 0, 0.44);
}

.hero-copy {
  width: min(620px, 100%);
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.04rem, 1.65vw, 1.24rem);
  line-height: 1.72;
  font-weight: 800;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.hero-badges li {
  min-height: 38px;
  padding: 8px 13px;
  color: rgba(255, 255, 255, 0.92);
  background: rgba(255, 255, 255, 0.11);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 8px;
  backdrop-filter: blur(12px);
  font-size: 0.94rem;
  font-weight: 900;
}

.hero-action-panel {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 12px;
  margin-top: 22px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 14px 22px;
  color: inherit;
  border: 1px solid transparent;
  border-radius: 8px;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 900;
  line-height: 1.2;
  text-align: center;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button:focus-visible,
.copy-button:focus-visible,
.copy-mini:focus-visible,
.header-link:focus-visible,
.header-nav a:focus-visible {
  outline: 3px solid rgba(247, 201, 72, 0.9);
  outline-offset: 3px;
}

.button-primary {
  color: #170c01;
  background: linear-gradient(180deg, #fff18e 0%, var(--gold) 48%, #efa91f 100%);
  box-shadow: 0 18px 38px rgba(247, 201, 72, 0.32);
}

.button-primary:hover {
  box-shadow: 0 22px 48px rgba(247, 201, 72, 0.42);
}

.button-secondary {
  color: var(--white);
  background: linear-gradient(180deg, #164fc0, #082e85);
  border-color: rgba(255, 255, 255, 0.18);
  box-shadow: 0 16px 34px rgba(13, 87, 199, 0.28);
}

.button-large {
  width: min(330px, 100%);
  min-height: 64px;
  font-size: 1.06rem;
}

.hero .button-primary {
  min-height: 64px;
  padding-inline: 30px;
  font-size: 1.08rem;
}

.password-chip,
.password-box {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 5px 12px;
  min-height: 64px;
  padding: 12px 14px;
  color: var(--ink);
  background: linear-gradient(180deg, #fff9df, #fff0bb);
  border: 1px solid rgba(247, 201, 72, 0.92);
  border-radius: 8px;
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.16);
  font-weight: 900;
}

.password-chip {
  min-width: min(270px, 100%);
}

.password-chip span,
.password-label {
  grid-column: 1 / -1;
  color: #6b4a00;
  font-size: 0.9rem;
}

.password-chip strong,
.password-box strong {
  color: var(--red);
  font-size: clamp(2rem, 4.5vw, 2.9rem);
  line-height: 1;
  letter-spacing: 0;
}

.copy-mini,
.copy-button {
  color: var(--white);
  background: #071328;
  border: 0;
  border-radius: 8px;
  font-weight: 900;
  cursor: pointer;
}

.copy-mini {
  min-height: 36px;
  padding: 7px 12px;
}

.download-microcopy {
  width: min(620px, 100%);
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-weight: 900;
  line-height: 1.6;
}

.hero-assurance {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.hero-assurance li {
  position: relative;
  padding-left: 18px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.9rem;
  font-weight: 900;
  line-height: 1.42;
}

.hero-assurance li::before {
  content: "";
  position: absolute;
  top: 0.52em;
  left: 0;
  width: 8px;
  height: 8px;
  background: var(--gold);
  border-radius: 999px;
  box-shadow: 0 0 0 4px rgba(247, 201, 72, 0.14);
}

.copy-status {
  min-height: 28px;
  margin: 10px 0 0;
  color: var(--blue);
  font-weight: 900;
}

.hero .copy-status {
  color: var(--gold);
}

.hero-product {
  position: relative;
  align-self: stretch;
  display: grid;
  place-items: center;
  min-height: 620px;
  isolation: isolate;
}

.hero-product::before {
  content: "";
  position: absolute;
  inset: 6% -1% 2% 8%;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0.03)),
    radial-gradient(circle at 56% 72%, rgba(25, 168, 255, 0.38), rgba(25, 168, 255, 0) 48%);
  border: 1px solid var(--premium-border);
  border-radius: 8px;
  transform: perspective(900px) rotateY(-5deg) rotateX(1.5deg);
  box-shadow: var(--shadow);
}

.hero-product::after {
  content: "";
  position: absolute;
  z-index: 0;
  right: 3%;
  bottom: 2%;
  left: 18%;
  height: 12%;
  background: radial-gradient(ellipse at center, rgba(25, 168, 255, 0.44), rgba(25, 168, 255, 0));
  filter: blur(4px);
  transform: perspective(900px) rotateY(-5deg) rotateX(1.5deg);
}

.hero-product img {
  position: relative;
  z-index: 1;
  width: min(640px, 100%);
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.34), 0 0 0 8px rgba(255, 255, 255, 0.04);
  transform: perspective(900px) rotateY(-5deg) rotateX(1.5deg);
}

.hero-proof {
  position: absolute;
  z-index: 2;
  min-width: 188px;
  padding: 14px 16px;
  color: var(--white);
  background: linear-gradient(180deg, rgba(20, 40, 78, 0.9), rgba(6, 20, 47, 0.86));
  border: 1px solid var(--premium-border);
  border-radius: 8px;
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(14px);
}

.hero-proof span,
.hero-proof strong {
  display: block;
}

.hero-proof span {
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.82rem;
  font-weight: 900;
}

.hero-proof strong {
  margin-top: 4px;
  color: var(--gold);
  font-size: 1.05rem;
  line-height: 1.28;
}

.proof-top {
  top: 14%;
  left: 0;
}

.proof-bottom {
  right: 0;
  bottom: 13%;
}

.outcome-band {
  color: var(--white);
  background: #030816;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.outcome-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  padding: 0;
  background: rgba(255, 255, 255, 0.12);
}

.outcome-grid article {
  min-height: 154px;
  padding: 24px;
  background: linear-gradient(180deg, #071b43, #06142f);
  transition: background 180ms ease, transform 180ms ease;
}

.outcome-grid article:hover {
  background: linear-gradient(180deg, #08245b, #06142f);
}

.outcome-grid span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 38px;
  height: 28px;
  margin-bottom: 12px;
  color: var(--navy);
  background: var(--gold);
  border-radius: 8px;
  font-size: 0.78rem;
  font-weight: 900;
}

.outcome-grid strong {
  display: block;
  font-size: 1.12rem;
  line-height: 1.32;
}

.outcome-grid p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.54;
}

.decision-section {
  padding: clamp(54px, 7vw, 88px) 0;
  background:
    linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
}

.decision-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(26px, 5vw, 72px);
  align-items: center;
}

.decision-copy h2 {
  width: min(640px, 100%);
  margin: 0;
  color: var(--ink);
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: 0;
  font-weight: 900;
}

.decision-copy p:not(.section-kicker) {
  width: min(620px, 100%);
  margin: 18px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.55vw, 1.14rem);
  line-height: 1.72;
}

.decision-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.fit-card {
  min-height: 286px;
  padding: 24px;
  background: var(--white);
  border: 1px solid rgba(13, 87, 199, 0.14);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}

.boundary-card {
  background: linear-gradient(180deg, #fffaf0, #ffffff);
  border-color: rgba(247, 201, 72, 0.56);
}

.fit-card span {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  margin-bottom: 18px;
  padding: 6px 10px;
  color: var(--white);
  background: var(--blue);
  border-radius: 8px;
  font-size: 0.84rem;
  font-weight: 900;
}

.boundary-card span {
  color: #170c01;
  background: var(--gold);
}

.fit-card ul {
  display: grid;
  gap: 13px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.fit-card li {
  position: relative;
  padding-left: 25px;
  color: var(--muted);
  font-weight: 800;
  line-height: 1.58;
}

.fit-card li::before {
  content: "";
  position: absolute;
  top: 0.48em;
  left: 0;
  width: 13px;
  height: 8px;
  border-left: 3px solid var(--blue);
  border-bottom: 3px solid var(--blue);
  transform: rotate(-45deg);
}

.boundary-card li::before {
  border-color: var(--gold);
}

.problem-section,
.steps-section {
  padding: clamp(54px, 8vw, 98px) 0;
  background: var(--surface);
}

.section-heading {
  width: min(800px, 100%);
  margin-bottom: 32px;
}

.section-heading.centered {
  margin-inline: auto;
  text-align: center;
}

.section-heading h2,
.inside-copy h2,
.trust-panel h2,
.faq-layout h2,
.download-panel h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: 0;
  font-weight: 900;
}

.section-kicker {
  color: var(--red);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.problem-card,
.module-list article,
.step-grid article {
  border-radius: 8px;
}

.problem-card {
  min-height: 292px;
  padding: 24px;
  background: var(--white);
  border: 1px solid rgba(13, 87, 199, 0.13);
  box-shadow: var(--soft-shadow);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.problem-card:hover {
  transform: translateY(-3px);
  border-color: rgba(13, 87, 199, 0.26);
  box-shadow: 0 20px 46px rgba(5, 24, 56, 0.13);
}

.problem-card span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  margin-bottom: 18px;
  padding: 5px 10px;
  color: var(--white);
  background: var(--red);
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 900;
}

.problem-card h3,
.module-list h3,
.step-grid h3 {
  margin: 0;
  font-size: clamp(1.15rem, 1.6vw, 1.36rem);
  line-height: 1.34;
}

.problem-card p,
.module-list p,
.step-grid p {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.66;
}

.section-cta {
  display: flex;
  justify-content: center;
  margin-top: 30px;
}

.inside-section {
  padding: clamp(58px, 8vw, 104px) 0;
  color: var(--white);
  background:
    linear-gradient(120deg, rgba(217, 15, 27, 0.32), rgba(217, 15, 27, 0) 36%),
    linear-gradient(135deg, #030816 0%, #06142f 54%, #082d78 100%);
}

.inside-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(28px, 5vw, 68px);
  align-items: start;
}

.inside-copy {
  position: sticky;
  top: 104px;
}

.inside-copy h2 {
  text-wrap: balance;
}

.inside-copy p:not(.section-kicker) {
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(1rem, 1.55vw, 1.14rem);
  line-height: 1.72;
}

.module-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.module-list article {
  min-height: 190px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.module-list article:hover {
  transform: translateY(-3px);
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.28);
}

.module-list article:nth-child(5) {
  grid-column: 1 / -1;
  min-height: 156px;
}

.module-list span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  margin-bottom: 14px;
  padding: 5px 10px;
  color: var(--navy);
  background: var(--gold);
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 900;
}

.module-list p {
  color: rgba(255, 255, 255, 0.74);
}

.sample-section {
  padding: clamp(54px, 8vw, 98px) 0;
  background:
    linear-gradient(180deg, #f7faff 0%, #ffffff 100%);
}

.sample-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.sample-page {
  position: relative;
  min-height: 332px;
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.9)),
    repeating-linear-gradient(0deg, transparent 0, transparent 37px, rgba(13, 87, 199, 0.08) 38px);
  border: 1px solid rgba(13, 87, 199, 0.14);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
  overflow: hidden;
}

.sample-page::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--red), var(--gold), var(--blue));
}

.sample-page-head {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 78px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(7, 17, 31, 0.12);
}

.sample-page-head span {
  color: var(--red);
  font-size: 0.86rem;
  font-weight: 900;
}

.sample-page-head strong {
  color: var(--ink);
  font-size: clamp(1.28rem, 2vw, 1.62rem);
  line-height: 1.12;
}

.sample-page ul {
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.sample-page li {
  position: relative;
  padding-left: 26px;
  color: var(--ink);
  font-weight: 900;
  line-height: 1.5;
}

.sample-page li::before {
  content: "";
  position: absolute;
  top: 0.48em;
  left: 0;
  width: 13px;
  height: 8px;
  border-left: 3px solid var(--blue);
  border-bottom: 3px solid var(--blue);
  transform: rotate(-45deg);
}

.sample-page p {
  margin: 20px 0 0;
  padding-top: 16px;
  color: var(--muted);
  border-top: 1px solid rgba(7, 17, 31, 0.1);
  line-height: 1.62;
}

.trust-section {
  padding: clamp(52px, 7vw, 88px) 0;
  background: var(--white);
}

.trust-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(24px, 5vw, 68px);
  align-items: center;
  padding: clamp(26px, 4vw, 42px);
  color: var(--white);
  background:
    linear-gradient(120deg, rgba(247, 201, 72, 0.18), rgba(247, 201, 72, 0) 42%),
    linear-gradient(135deg, #06142f, #082d78);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.trust-panel .section-kicker {
  color: var(--gold);
}

.trust-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.trust-list li {
  min-height: 102px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.17);
  border-radius: 8px;
}

.trust-list strong,
.trust-list span {
  display: block;
}

.trust-list strong {
  color: var(--gold);
  font-size: 1.05rem;
  line-height: 1.3;
}

.trust-list span {
  margin-top: 6px;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.52;
}

.author-section {
  padding: clamp(54px, 8vw, 98px) 0;
  background: #ffffff;
}

.author-panel {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) minmax(0, 0.92fr);
  gap: clamp(22px, 4vw, 46px);
  align-items: center;
  padding: clamp(26px, 4vw, 42px);
  background:
    linear-gradient(120deg, rgba(13, 87, 199, 0.09), rgba(13, 87, 199, 0) 42%),
    linear-gradient(180deg, #ffffff, #f7faff);
  border: 1px solid rgba(13, 87, 199, 0.14);
  border-radius: 8px;
  box-shadow: var(--soft-shadow);
}

.author-mark {
  display: grid;
  place-items: center;
  width: 86px;
  height: 86px;
  color: var(--navy);
  background: linear-gradient(180deg, #ffe27a, var(--gold));
  border: 2px solid #ffffff;
  border-radius: 8px;
  box-shadow: 0 18px 38px rgba(247, 201, 72, 0.24);
  font-size: 1.45rem;
  font-weight: 900;
}

.author-copy h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  line-height: 1.12;
  font-weight: 900;
}

.author-copy p:not(.section-kicker) {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.68;
}

.author-principles {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.author-principles li {
  min-height: 72px;
  padding: 13px 15px;
  background: #ffffff;
  border: 1px solid rgba(13, 87, 199, 0.12);
  border-radius: 8px;
}

.author-principles strong,
.author-principles span {
  display: block;
}

.author-principles strong {
  color: var(--blue);
  font-size: 0.94rem;
  line-height: 1.3;
}

.author-principles span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.45;
}

.step-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.step-grid article {
  min-height: 214px;
  padding: 24px;
  background: var(--white);
  border: 1px solid rgba(13, 87, 199, 0.13);
  box-shadow: var(--soft-shadow);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.step-grid article:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 46px rgba(5, 24, 56, 0.13);
}

.step-grid span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 16px;
  color: var(--white);
  background: var(--red);
  border-radius: 8px;
  font-weight: 900;
}

.faq-section {
  padding: clamp(54px, 8vw, 98px) 0;
  background: #ffffff;
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 28px rgba(4, 20, 48, 0.06);
}

.faq-list summary {
  cursor: pointer;
  padding: 18px 20px;
  color: var(--ink);
  font-size: clamp(1rem, 1.5vw, 1.16rem);
  font-weight: 900;
  line-height: 1.5;
}

.faq-list summary:focus-visible {
  outline: 3px solid rgba(247, 201, 72, 0.9);
  outline-offset: 3px;
}

.faq-list p {
  margin: 0;
  padding: 0 20px 20px;
  color: var(--muted);
  line-height: 1.68;
}

.download-section {
  padding: clamp(56px, 8vw, 104px) 18px;
  color: var(--white);
  background:
    radial-gradient(circle at 50% 12%, rgba(247, 201, 72, 0.18), rgba(247, 201, 72, 0) 34%),
    linear-gradient(135deg, #030816, #06142f 58%, #082d78);
}

.download-panel {
  width: min(840px, 100%);
  margin: 0 auto;
  padding: clamp(30px, 5vw, 56px);
  text-align: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.download-panel .section-kicker {
  color: var(--gold);
}

.download-copy {
  width: min(620px, 100%);
  margin: 16px auto 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(1rem, 1.55vw, 1.14rem);
  line-height: 1.66;
}

.download-cta-row {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 14px;
  margin-top: 28px;
}

.password-box {
  width: min(360px, 100%);
  text-align: left;
}

.copy-button {
  min-height: 44px;
  padding: 10px 13px;
}

.noscript-note {
  color: rgba(255, 255, 255, 0.76);
  overflow-wrap: anywhere;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px 24px;
  padding: 26px 18px;
  color: rgba(255, 255, 255, 0.74);
  background: #030816;
  font-weight: 800;
}

.sticky-download {
  display: none;
}

@media (max-width: 1080px) {
  .hero-shell {
    grid-template-columns: minmax(0, 1fr);
    min-height: auto;
    padding-top: 112px;
  }

  .hero-copy-column::before {
    display: none;
  }

  .hero-product {
    min-height: auto;
    width: min(680px, 100%);
    margin: 0 auto;
  }

  .hero-product img {
    width: min(620px, 100%);
  }

  .proof-top {
    left: 4%;
  }

  .proof-bottom {
    right: 4%;
  }

  .problem-grid,
  .outcome-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .site-header {
    grid-template-columns: auto 1fr;
  }

  .header-nav {
    display: none;
  }

  .header-link {
    justify-self: end;
  }

  .inside-layout,
  .trust-panel,
  .faq-layout,
  .decision-layout {
    grid-template-columns: 1fr;
  }

  .inside-copy {
    position: static;
  }

  .problem-grid,
  .step-grid,
  .module-list,
  .sample-grid,
  .trust-list,
  .decision-cards {
    grid-template-columns: 1fr;
  }

  .author-panel {
    grid-template-columns: 1fr;
  }

  .author-mark {
    width: 72px;
    height: 72px;
  }

  .module-list article:nth-child(5) {
    grid-column: auto;
  }
}

@media (max-width: 620px) {
  body {
    padding-bottom: 106px;
  }

  .site-header {
    padding: 10px 14px;
  }

  .brand span:last-child {
    max-width: 132px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .header-link {
    display: none;
  }

  .hero-shell {
    width: min(100% - 36px, 390px);
    padding: 86px 0 42px;
  }

  .hero h1 {
    font-size: clamp(2.05rem, 9vw, 2.86rem);
    line-height: 1.05;
  }

  .hero-copy {
    font-size: 1rem;
    line-height: 1.62;
  }

  .hero-badges {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .hero-badges li {
    display: flex;
    justify-content: center;
    min-height: 36px;
    padding: 7px 8px;
    text-align: center;
    font-size: 0.86rem;
  }

  .hero-action-panel,
  .hero-action-panel .button,
  .password-chip {
    width: 100%;
  }

  .password-chip,
  .password-box {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .hero-product {
    margin-top: 14px;
  }

  .hero-product::before,
  .hero-product::after,
  .hero-proof {
    display: none;
  }

  .hero-product img {
    width: 100%;
    opacity: 0.82;
    transform: none;
  }

  .outcome-grid {
    grid-template-columns: 1fr;
  }

  .outcome-grid article {
    min-height: auto;
    padding: 20px;
  }

  .section-inner {
    width: calc(100% - 36px);
  }

  .section-heading h2,
  .inside-copy h2,
  .trust-panel h2,
  .faq-layout h2,
  .download-panel h2,
  .decision-copy h2 {
    font-size: clamp(1.76rem, 7.4vw, 2.28rem);
    line-height: 1.14;
    word-break: normal;
  }

  .problem-card,
  .fit-card,
  .sample-page,
  .module-list article,
  .step-grid article {
    min-height: auto;
    padding: 20px;
  }

  .trust-panel,
  .download-panel {
    padding: 26px 18px;
  }

  .download-cta-row {
    flex-direction: column;
  }

  .button-large,
  .password-box {
    width: 100%;
  }

  .password-box {
    text-align: center;
  }

  .copy-button {
    width: auto;
  }

  .sticky-download {
    position: fixed;
    z-index: 60;
    right: 12px;
    bottom: 12px;
    left: 12px;
    display: grid;
    grid-template-columns: minmax(112px, 0.8fr) minmax(0, 1.2fr);
    gap: 10px;
    align-items: stretch;
    padding: 10px;
    background: rgba(4, 10, 24, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 8px;
    box-shadow: 0 18px 34px rgba(0, 0, 0, 0.28);
    backdrop-filter: blur(16px);
    opacity: 0;
    pointer-events: none;
    transform: translateY(calc(100% + 16px));
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .sticky-download.is-visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .sticky-password {
    display: grid;
    align-content: center;
    min-height: 50px;
    padding: 8px 10px;
    color: var(--white);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 8px;
  }

  .sticky-password span {
    color: rgba(255, 255, 255, 0.68);
    font-size: 0.75rem;
    font-weight: 900;
    line-height: 1.1;
  }

  .sticky-password strong {
    color: var(--gold);
    font-size: 1.28rem;
    line-height: 1.1;
    letter-spacing: 0;
  }

  .sticky-download .button {
    width: auto;
    min-height: 50px;
    padding: 10px 12px;
    font-size: 0.92rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}