/* Chipmakers Hall — shared tokens + nested rules */
:root {
  --sky: #e8f2f8;
  --sky-deep: #d4e6f2;
  --navy: #0b2a4a;
  --navy-mid: #163a5f;
  --ink: #0b2a4a;
  --coral: #ff5a4e;
  --coral-deep: #e8463a;
  --white: #ffffff;
  --muted: #4a647a;
  --rule: #0b2a4a22;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 32px;
  --space-6: 48px;
  --space-7: 64px;
  --space-8: 96px;
  --max: 1120px;
  --font: "Libre Baskerville", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --radius-nav: 999px;
  --shadow-nav: 0 8px 28px rgba(11, 42, 74, 0.12);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--sky);
  line-height: 1.65;
  font-size: 1.05rem;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--coral);
  text-decoration: none;
  font-weight: 700;

  &::after {
    content: " ›";
    font-weight: 700;
  }

  &:hover {
    color: var(--coral-deep);
  }
}

a.btn::after,
a.logo::after,
a.nav__link::after,
a.card-cta::after,
.footer a::after,
.safety a::after,
.age-bar a::after,
.cookie a::after,
.no-chevron::after {
  content: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font);
  font-weight: 700;
  line-height: 1.15;
  color: var(--navy);
  margin: 0 0 var(--space-3);
}

p {
  margin: 0 0 var(--space-3);
  max-width: 70ch;
}

.wrap {
  width: min(100% - var(--space-4), var(--max));
  margin-inline: auto;
}

/* Age notice — top persistent bar */
.age-bar {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--navy);
  color: var(--white);
  font-size: 0.82rem;
  padding: var(--space-2) var(--space-3);
  text-align: center;
  border-bottom: 2px dashed var(--coral);

  a {
    color: var(--coral);
    font-weight: 700;
  }

  strong {
    color: var(--coral);
  }
}

/* Pill floating nav */
.site-header {
  position: sticky;
  top: 34px;
  z-index: 50;
  padding: var(--space-3) var(--space-3) 0;
  pointer-events: none;
}

.nav-pill {
  pointer-events: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  width: min(100%, var(--max));
  margin-inline: auto;
  padding: 10px 14px 10px 16px;
  background: rgb(255 255 255 / 0.92);
  border: 2px dashed var(--navy);
  border-radius: var(--radius-nav);
  box-shadow: var(--shadow-nav);
  backdrop-filter: blur(8px);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--navy);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  white-space: nowrap;

  img {
    width: 36px;
    height: 36px;
    border-radius: 0;
  }
}

.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 14px;
  justify-content: flex-end;
}

.nav__link {
  color: var(--navy);
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  padding: 4px 2px;

  &[aria-current="page"] {
    color: var(--coral);
    border-bottom: 2px solid var(--coral);
  }

  &:hover {
    color: var(--coral);
  }
}

.nav-toggle {
  display: none;
  background: var(--coral);
  color: white;
  border: 2px dashed var(--navy);
  font-family: var(--font);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
  padding: 8px 14px;
  cursor: pointer;
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-block;
  }

  .nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-2) 0 0;
  }

  .nav.is-open {
    display: flex;
  }

  .nav-pill {
    flex-wrap: wrap;
    border-radius: 28px;
  }
}

/* Hero with accent arc */
.hero {
  position: relative;
  overflow: hidden;
  padding: var(--space-6) 0 var(--space-4);
  background:
    url("/assets/hero-arc-bg.png") right bottom / cover no-repeat,
    linear-gradient(180deg, var(--sky) 0%, var(--sky-deep) 100%);
  isolation: isolate;

  &::before {
    content: "";
    position: absolute;
    inset: auto auto -20% -10%;
    width: min(55vw, 480px);
    height: min(55vw, 480px);
    background: var(--coral);
    border-radius: 50% 50% 0 50%;
    opacity: 0.92;
    z-index: 0;
    transform: rotate(-18deg);
  }

  &::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgb(232 242 248 / 0.94) 0%, rgb(232 242 248 / 0.72) 55%, rgb(232 242 248 / 0.35) 100%);
    z-index: 1;
  }

  .wrap {
    position: relative;
    z-index: 2;
  }
}

.hero__line {
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  max-width: 16ch;
  margin-bottom: var(--space-3);
  color: var(--navy);

  em {
    font-style: normal;
    color: var(--coral);
  }
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
  align-items: center;
  font-size: 0.92rem;
  color: var(--muted);
  margin-bottom: var(--space-4);
}

.notice-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--navy);
  color: white;
  padding: 6px 12px;
  font-size: 0.78rem;
  font-weight: 700;
  border: 2px dashed var(--coral);

  &::before {
    content: "";
    width: 8px;
    height: 8px;
    background: var(--coral);
  }
}

/* Section rhythm */
.section {
  padding: var(--space-6) 0;
}

.section--tint {
  background:
    linear-gradient(180deg, rgb(255 255 255 / 0.7), rgb(212 230 242 / 0.85)),
    url("/assets/section-band-bg.png") center / cover no-repeat;
}

.section--white {
  background: var(--white);
}

.kicker {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--coral);
  margin-bottom: var(--space-2);
}

.display-num {
  font-size: clamp(3.5rem, 10vw, 7rem);
  font-weight: 700;
  line-height: 0.85;
  color: var(--coral);
  letter-spacing: -0.04em;
  margin: 0 0 var(--space-2);
}

.section-break {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: var(--space-2) 0;
  color: var(--coral);
  font-size: 1.2rem;

  &::before,
  &::after {
    content: "";
    width: 48px;
    border-top: 2px dotted var(--navy);
  }
}

/* Credibility strip */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin: var(--space-4) 0;
  border-top: 2px dashed var(--navy);
  border-bottom: 2px dashed var(--navy);
  padding: var(--space-4) 0;
}

.stat {
  text-align: center;

  strong {
    display: block;
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    color: var(--coral);
    font-weight: 700;
    line-height: 1;
  }

  span {
    display: block;
    margin-top: 6px;
    font-size: 0.88rem;
    color: var(--muted);
  }
}

@media (max-width: 640px) {
  .stats {
    grid-template-columns: 1fr;
  }
}

/* Compact comparison table / showcase */
.showcase {
  background: var(--white);
  border: 2px dashed var(--navy);
  overflow: hidden;
}

.showcase__head {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--navy);
  color: white;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
}

.showcase__row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: var(--space-2);
  align-items: center;
  padding: var(--space-3);
  border-top: 1px dashed var(--rule);
  background: var(--white);
}

.showcase__row--featured {
  background: linear-gradient(90deg, #fff4f3, var(--white) 55%);
  border-left: 6px solid var(--coral);
  padding-block: var(--space-4);
}

.op {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}

.op__logo {
  width: 64px;
  height: 40px;
  object-fit: contain;
  background: var(--sky);
  border: 1px dashed var(--rule);
  padding: 4px;
  flex-shrink: 0;
}

.op__name {
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 4px;
  font-size: 1.05rem;
}

.op__desc {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
  max-width: 42ch;
}

.grade {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  height: 48px;
  background: var(--coral);
  color: white;
  font-weight: 700;
  font-size: 1.35rem;
  border: 2px dashed var(--navy);
}

.grade--b {
  background: var(--navy);
  border-color: var(--coral);
}

.grade--c {
  background: var(--sky-deep);
  color: var(--navy);
  border-color: var(--navy);
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--sky);
  border: 1px dashed var(--navy);
  padding: 4px 8px;

  &::before {
    content: "";
    width: 6px;
    height: 6px;
    background: var(--coral);
    flex-shrink: 0;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 22px;
  background: var(--coral);
  color: white !important;
  border: 2px dashed var(--navy);
  font-family: var(--font);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none !important;
  cursor: pointer;
  transition: transform 0.15s cubic-bezier(0.34, 1.45, 0.64, 1);
  width: 100%;
  max-width: 220px;

  &:hover {
    background: var(--coral-deep);
  }

  &:active {
    transform: scale(0.94);
  }
}

.btn--ghost {
  background: transparent;
  color: var(--navy) !important;
  border-color: var(--navy);
}

.btn-stack {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: stretch;
}

.fine {
  font-size: 0.72rem;
  color: var(--muted);
  margin: 6px 0 0;
  max-width: none;
}

.link-info {
  font-size: 0.85rem;
  font-weight: 700;
}

@media (max-width: 800px) {
  .showcase__head {
    display: none;
  }

  .showcase__row,
  .showcase__row--featured {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .btn {
    max-width: none;
  }
}

/* Flat operator cards below table */
.card-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: var(--space-5);
}

.card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-4);
  align-items: start;
  padding: var(--space-4) 0;
  border-top: 2px dotted var(--navy);
  background: transparent;
}

.card:last-child {
  border-bottom: 2px dotted var(--navy);
}

@media (max-width: 720px) {
  .card {
    grid-template-columns: 1fr;
  }
}

/* Head-to-head duels */
.duels {
  display: grid;
  gap: var(--space-4);
}

.duel {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-3);
  align-items: stretch;
  padding: var(--space-4);
  background: var(--white);
  border: 2px dashed var(--navy);
}

.duel__side {
  h3 {
    font-size: 1.15rem;
    margin-bottom: 8px;
  }

  p {
    font-size: 0.95rem;
    color: var(--muted);
    margin: 0;
  }
}

.duel__vs {
  align-self: center;
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  background: var(--coral);
  color: white;
  font-weight: 700;
  border: 2px dashed var(--navy);
  font-size: 0.85rem;
}

@media (max-width: 720px) {
  .duel {
    grid-template-columns: 1fr;
  }

  .duel__vs {
    justify-self: center;
  }
}

/* Glossary */
.glossary {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);

  dt {
    font-weight: 700;
    color: var(--coral);
    margin-top: var(--space-2);
  }

  dd {
    margin: 4px 0 0;
    color: var(--muted);
    font-size: 0.95rem;
  }
}

@media (max-width: 640px) {
  .glossary {
    grid-template-columns: 1fr;
  }
}

/* FAQ */
.faq {
  list-style: none;
  padding: 0;
  margin: 0;
}

.faq li {
  padding: var(--space-4) 0;
  border-top: 1px dashed var(--navy);
}

.faq li:last-child {
  border-bottom: 1px dashed var(--navy);
}

.faq h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

/* Safety two-deck footer area */
.safety-deck {
  background: var(--navy);
  color: white;
  padding: var(--space-5) 0;
  border-top: 4px solid var(--coral);

  h2 {
    color: white;
  }

  p {
    color: rgb(255 255 255 / 0.8);
  }
}

.safety-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.safety-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: var(--space-3);
  background: rgb(255 255 255 / 0.06);
  border: 1px dashed rgb(255 255 255 / 0.35);
  text-align: center;
  color: white !important;
  text-decoration: none !important;
  min-height: 120px;
  justify-content: center;

  img {
    height: 40px;
    width: auto;
    max-width: 140px;
    object-fit: contain;
    background: #ffffff;
    padding: 8px 12px;
    border: 1px solid rgb(255 255 255 / 0.2);
  }

  span {
    font-size: 0.85rem;
    font-weight: 700;
  }

  &:hover {
    background: rgb(255 90 78 / 0.2);
    border-color: var(--coral);
  }
}

@media (max-width: 800px) {
  .safety-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Footer */
.footer {
  background: var(--sky-deep);
  border-top: 2px dashed var(--navy);
  padding: var(--space-6) 0 var(--space-5);
  font-size: 0.92rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-4);
}

.footer__brand {
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--navy);
  margin-bottom: var(--space-2);
}

.footer h3 {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--coral);
  margin-bottom: var(--space-2);
}

.footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer li {
  margin-bottom: 6px;
}

.footer a {
  color: var(--navy);
  font-weight: 700;
  text-decoration: none;

  &:hover {
    color: var(--coral);
  }
}

.footer__legal {
  margin-top: var(--space-5);
  padding-top: var(--space-3);
  border-top: 1px dashed var(--navy);
  color: var(--muted);
  font-size: 0.82rem;
}

@media (max-width: 800px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 520px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }
}

/* Disclosure / prose pages */
.page-hero {
  padding: var(--space-6) 0 var(--space-4);
  background: linear-gradient(180deg, var(--sky), var(--white));
  border-bottom: 2px dashed var(--navy);
}

.prose {
  padding: var(--space-6) 0;

  h2 {
    margin-top: var(--space-5);
    font-size: 1.6rem;
  }

  h3 {
    margin-top: var(--space-4);
    font-size: 1.2rem;
  }

  ul,
  ol {
    max-width: 70ch;
    padding-left: 1.2rem;
  }

  li {
    margin-bottom: 8px;
  }
}

.figure {
  margin: var(--space-5) 0;
  border: 2px dashed var(--navy);
  background: var(--white);

  img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
  }

  figcaption {
    padding: var(--space-2) var(--space-3);
    font-size: 0.85rem;
    color: var(--muted);
    border-top: 1px dashed var(--rule);
  }
}

.pull {
  border-left: 6px solid var(--coral);
  padding: var(--space-3) var(--space-4);
  margin: var(--space-5) 0;
  background: var(--sky);
  font-size: 1.15rem;
  font-weight: 700;
  max-width: 55ch;
}

.split {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-5);
  align-items: start;
}

@media (max-width: 800px) {
  .split {
    grid-template-columns: 1fr;
  }
}

/* Cookie banner */
.cookie {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 80;
  background: var(--navy);
  color: white;
  padding: var(--space-3) var(--space-4);
  border-top: 3px solid var(--coral);
  display: none;

  &.is-visible {
    display: block;
  }

  .cookie__inner {
    width: min(100%, var(--max));
    margin-inline: auto;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    align-items: center;
    justify-content: space-between;
  }

  p {
    margin: 0;
    max-width: 60ch;
    font-size: 0.9rem;
    color: rgb(255 255 255 / 0.9);
  }

  a {
    color: var(--coral);
  }
}

.affiliate-note {
  font-size: 0.9rem;
  padding: var(--space-3);
  border: 2px dashed var(--coral);
  background: #fff4f3;
  margin: var(--space-4) 0;
}

.disclaimer {
  font-size: 0.85rem;
  color: var(--muted);
  border-top: 1px dashed var(--navy);
  padding-top: var(--space-3);
  margin-top: var(--space-4);
}

.form {
  display: grid;
  gap: var(--space-3);
  max-width: 520px;

  label {
    display: grid;
    gap: 6px;
    font-weight: 700;
    font-size: 0.9rem;
  }

  input,
  textarea {
    font-family: var(--font);
    font-size: 1rem;
    padding: 10px 12px;
    border: 2px dashed var(--navy);
    background: white;
    color: var(--navy);
  }

  textarea {
    min-height: 140px;
    resize: vertical;
  }
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

.method-card {
  padding: var(--space-4);
  background: white;
  border: 2px dashed var(--navy);

  .display-num {
    font-size: 2.8rem;
  }
}

@media (max-width: 640px) {
  .method-grid {
    grid-template-columns: 1fr;
  }
}

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

  .btn {
    transition: none;
  }

  .btn:active {
    transform: none;
  }
}