/* ==========================================================================
   Jam for Cam — replica scaffold styles
   Layout/spacing values measured from reference (see reference/spec.md).
   All colors + fonts are tokens below: swap once, restyles everywhere.
   ========================================================================== */

:root {
  /* Palette — Jam for Cam brand (Dimitri, 2026-09-07) */
  --c-blue:   #58A2D6; /* main 1 — hero */
  --c-yellow: #FFC553; /* main 2 — CTAs */
  --c-coral:  #FA5B66; /* main 3 — accents */
  --c-creme:  #FAF4E7; /* warm neutral bg */
  --c-peach:  #FDE5CA; /* minor highlight */
  --c-black:  #000000;
  --c-white:  #FFFFFF;
  --c-gray-1: #F9F9F9;
  --c-gray-2: #F0F0F0;
  --c-gray-3: #C2BEBD;
  --c-gray-4: #707070;
  --c-gray-5: #202020;

  /* Fonts — stand-ins for the licensed grotesk family; swap when brand font lands */
  --font-display: 'Archivo', -apple-system, 'Helvetica Neue', sans-serif;
  --font-body: 'Archivo', -apple-system, 'Helvetica Neue', sans-serif;
  --font-mono: 'Space Mono', ui-monospace, monospace;

  /* Layout */
  --w-content: 792px;
  --w-wide: 1440px;
  --pad-side: 40px;
  --pad-side-mobile: 16px;

  /* Buttons */
  --btn-radius: 25px;
  --btn-pad: 10px 14px 11px;

  /* Motion (transitions-dev tokens) */
  --dropdown-open-dur: 250ms;
  --dropdown-close-dur: 150ms;
  --dropdown-pre-scale: 0.97;
  --dropdown-closing-scale: 0.99;
  --dropdown-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --hover-dur: 150ms;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.4;
  color: var(--c-black);
  background: var(--c-white);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p { margin: 0; }
button { font: inherit; background: none; border: none; cursor: pointer; color: inherit; padding: 0; }

/* ---------- Media slots (empty placeholders for future images/video) ------ */
.media-slot {
  background: var(--c-gray-2);
  border: 1px dashed var(--c-gray-3);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.media-slot span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-gray-4);
  text-transform: uppercase;
  text-align: center;
  padding: 4px;
}

/* ---------- Buttons ------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.32px;
  padding: var(--btn-pad);
  border-radius: var(--btn-radius);
  transition: background-color var(--hover-dur) ease-out, color var(--hover-dur) ease-out, border-color var(--hover-dur) ease-out;
}
.btn--solid { background: var(--c-black); color: var(--c-white); }
.btn--solid:hover { background: var(--c-gray-5); }
.btn--outline { border: 1px solid var(--c-black); background: transparent; color: var(--c-black); }
.btn--outline:hover { background: var(--c-black); color: var(--c-white); }
.btn--wide { min-width: 274px; height: 48px; }
.btn--pill-sm {
  background: var(--c-yellow);
  color: var(--c-black);
  font-weight: 600;
  height: 32px;
  padding: 0 16px;
  border-radius: 999px;
}
.btn--pill-sm:hover { background: var(--c-coral); }

/* ---------- Ticker bar ---------------------------------------------------- */
.ticker { background: var(--c-creme); }
.ticker__inner {
  max-width: var(--w-wide);
  margin: 0 auto;
  height: 34px;
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
}
.ticker__promo { display: flex; align-items: center; gap: 16px; }
.ticker__promo a { text-decoration: underline; text-underline-offset: 2px; }
.ticker__close { font-size: 16px; line-height: 1; padding: 0 2px; }
.ticker.is-hidden { display: none; }
@media (max-width: 1100px) { .ticker { display: none; } }

/* ---------- Header -------------------------------------------------------- */
.header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--c-white);
  border-bottom: 1px solid var(--c-gray-3);
}
.header__inner {
  max-width: var(--w-wide);
  margin: 0 auto;
  height: 64px;
  padding: 0 16px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.header__logo { display: flex; align-items: center; }
.header__logo-img { display: block; height: 48px; width: auto; }

.nav { flex: 1; }
.nav__list { display: flex; align-items: center; gap: 28px; }
.nav__item { position: relative; }
.nav__link {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 0.32px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 0;
  transition: opacity var(--hover-dur) ease-out;
}
.nav__link:hover { opacity: 0.6; }
.nav__caret { font-size: 10px; }
.nav__dropdown {
  position: absolute;
  top: 100%;
  left: -16px;
  min-width: 200px;
  background: var(--c-white);
  border: 1px solid var(--c-gray-3);
  padding: 8px 0;
  display: flex;
  flex-direction: column;
  z-index: 50;
}
.nav__dropdown a {
  padding: 10px 20px;
  font-size: 16px;
  letter-spacing: 0.32px;
  transition: background-color var(--hover-dur) ease-out;
}
.nav__dropdown a:hover { background: var(--c-gray-1); }

.header__actions { display: flex; align-items: center; gap: 20px; }
.header__login { font-size: 16px; letter-spacing: 0.32px; }
.header__login:hover { opacity: 0.6; }

.header__burger { display: none; flex-direction: column; gap: 5px; padding: 8px 0; }
.header__burger span { width: 22px; height: 2px; background: var(--c-black); display: block; transition: transform 250ms var(--dropdown-ease), opacity 150ms ease-out; }
.header__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.header__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.header__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--c-white);
  border-bottom: 1px solid var(--c-gray-3);
  overflow: hidden;
  max-height: 0;
  transition: max-height 250ms var(--dropdown-ease);
}
.mobile-menu a { padding: 14px 16px; font-size: 18px; border-top: 1px solid var(--c-gray-2); }
.mobile-menu.is-open { max-height: 480px; }

@media (max-width: 1100px) {
  .nav, .header__login, .btn--pill-sm { display: none; }
  .header__burger { display: flex; }
  .mobile-menu { display: flex; }
  .header__inner { justify-content: space-between; }
}

/* ---------- Vertical rhythm (measured off reference: 120px between sections,
   32px hero→photo reel, 80px last section→footer) ---------------------------- */
main > * + * { margin-top: 120px; }
main > .strip { margin-top: 32px; }
main > .impact { margin-top: 40px; } /* doodle ribbon reads as part of impact */
main { padding-bottom: 80px; }
@media (max-width: 767px) {
  main > * + * { margin-top: 64px; }
  main > .strip { margin-top: 24px; }
  main > .impact { margin-top: 28px; }
  main { padding-bottom: 56px; }
}

/* ---------- Sections (shared) --------------------------------------------- */
.section {
  max-width: var(--w-content);
  margin-left: auto;
  margin-right: auto;
  padding: 0 16px;
}
.section--wide { max-width: calc(var(--w-wide) - 48px); }
.section--full { max-width: none; padding-left: 0; padding-right: 0; }
.section__title {
  font-family: var(--font-display);
  font-size: 47px;
  font-weight: 400;
  line-height: 1;
  margin-bottom: 40px;
}
.section__title--lg { font-size: 48px; }
.section__cta { margin-top: 40px; text-align: center; }
@media (max-width: 767px) {
  .section__title, .section__title--lg { font-size: 32px; margin-bottom: 28px; }
}

/* ---------- Hero ----------------------------------------------------------- */
.hero {
  background: var(--c-blue);
  padding: 64px var(--pad-side) 137px;
  text-align: center;
}
.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 32px;
}
.hero__art {
  max-width: 1360px;
  margin: 0 auto 48px;
  aspect-ratio: 1360 / 377;
  background: rgba(0, 0, 0, 0.08);
  border-color: rgba(0, 0, 0, 0.25);
}
.hero__tagline {
  font-family: var(--font-display);
  font-size: 47px;
  font-weight: 400;
  line-height: 1;
  max-width: 700px;
  margin: 0 auto 48px;
}
.hero__ctas { display: flex; justify-content: center; gap: 16px; }
@media (max-width: 767px) {
  .hero { padding: 48px var(--pad-side-mobile) 80px; }
  .hero__tagline { font-size: 32px; }
  .hero__ctas { flex-direction: column; align-items: center; }
}

/* ---------- Marquee core (auto-scrolling ribbons; pattern from the snu-dynasty ticker) ---- */
.marquee { overflow: hidden; }
.marquee__track {
  display: flex;
  width: max-content;
  animation: marquee-scroll var(--marquee-dur, 30s) linear infinite;
  will-change: transform;
}
.marquee__track--reverse { animation-direction: reverse; }
@keyframes marquee-scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .marquee__track { animation: none !important; }
  .marquee { overflow-x: auto; -webkit-overflow-scrolling: touch; }
}

/* ---------- Photo strip ribbon ---------------------------------------------- */
.strip { padding: 0; }
.strip__eyebrow {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-align: center;
  margin-bottom: 28px;
}
.strip__set { display: flex; align-items: flex-end; gap: 16px; padding-right: 16px; }
.strip__item {
  margin: 0;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
/* Varied photo sizes matching the reference reel (mix of tall + wide, bottom-aligned) */
.strip__tile--1 { width: 362px; aspect-ratio: 362 / 287; }
.strip__tile--2 { width: 255px; aspect-ratio: 255 / 341; }
.strip__tile--3 { width: 300px; aspect-ratio: 300 / 225; }
.strip__tile--4 { width: 249px; aspect-ratio: 249 / 274; }
.strip__tile--5 { width: 362px; aspect-ratio: 362 / 271; }
.strip__tile--6 { width: 288px; aspect-ratio: 288 / 341; }
.strip__year { font-family: var(--font-display); font-size: 16px; letter-spacing: 0.02em; }
@media (max-width: 767px) {
  .strip__set { gap: 10px; padding-right: 10px; }
  .strip__item { gap: 10px; }
  .strip__tile--1 { width: 240px; }
  .strip__tile--2 { width: 169px; }
  .strip__tile--3 { width: 199px; }
  .strip__tile--4 { width: 165px; }
  .strip__tile--5 { width: 240px; }
  .strip__tile--6 { width: 191px; }
  .strip__year { font-size: 13px; }
}

/* ---------- Featured ------------------------------------------------------- */
.featured__grid { display: grid; grid-template-columns: 2fr 1fr; gap: 32px; }
.featured__side { display: flex; flex-direction: column; gap: 32px; }
.card { display: block; }
.card:hover .card__title { text-decoration: underline; text-underline-offset: 3px; }
.card__img { width: 100%; aspect-ratio: 456 / 342; margin-bottom: 16px; transition: opacity var(--hover-dur) ease-out; }
.card:hover .card__img { opacity: 0.85; }
.card__img--lead { aspect-ratio: 936 / 527; }
.card__tag {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-gray-4);
  margin-bottom: 6px;
}
.card__title { font-family: var(--font-display); font-size: 22px; font-weight: 500; line-height: 1.2; }
.card--lead .card__title { font-size: 28px; }
.card--row { display: grid; grid-template-columns: 140px 1fr; gap: 16px; align-items: start; }
.card--row .card__img--sm { aspect-ratio: 4 / 3; margin-bottom: 0; }
.card--row .card__title { font-size: 18px; }
.card__date { font-family: var(--font-mono); font-size: 12px; color: var(--c-gray-4); margin-top: 8px; }
@media (max-width: 900px) {
  .featured__grid { grid-template-columns: 1fr; }
}

/* ---------- Wavy ribbon banner ----------------------------------------------- */
.banner { overflow: hidden; }
.banner__wave { display: block; width: 100%; height: auto; }
.wave--outline { stroke: var(--c-black); }
.wave--blue    { stroke: var(--c-blue); }
.wave--yellow  { stroke: var(--c-yellow); }
.wave--coral   { stroke: var(--c-coral); }
.wave--creme   { stroke: var(--c-creme); }

/* ---------- Tracks / giant text ribbons -------------------------------------- */
.tracks { background: var(--c-white); }
.ribbon-stack {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin: 0 calc(50% - 50vw); /* full-bleed out of the section container */
}
.ribbon__set {
  display: flex;
  align-items: center;
  gap: 40px;
  padding-right: 40px;
  font-family: var(--font-display);
  font-size: 72px;
  line-height: 1.1;
  white-space: nowrap;
}
.ribbon__icon { width: 56px; height: 56px; flex-shrink: 0; border-radius: 8px; }
@media (max-width: 767px) {
  .ribbon-stack { gap: 16px; }
  .ribbon__set { font-size: 40px; gap: 24px; padding-right: 24px; }
  .ribbon__icon { width: 36px; height: 36px; }
}

/* ---------- Logo strip ribbon ------------------------------------------------ */
.logos { padding: 0; }
.logos__set { display: flex; gap: 16px; padding-right: 16px; }
.logos__slot { width: 180px; height: 48px; flex-shrink: 0; }
@media (max-width: 767px) { .logos__slot { width: 130px; height: 40px; } }

/* ---------- Doodle ribbon (above impact) -------------------------------------- */
.doodles { padding: 0; }
.doodles__set { display: flex; align-items: flex-end; gap: 48px; padding-right: 48px; }
.doodles__slot { width: 140px; height: 150px; flex-shrink: 0; border-radius: 12px; }
@media (max-width: 767px) { .doodles__slot { width: 96px; height: 104px; } .doodles__set { gap: 28px; padding-right: 28px; } }

/* ---------- Impact ---------------------------------------------------------- */
.impact { text-align: center; max-width: 1000px; }
.impact__intro { font-size: 20px; line-height: 1.45; max-width: 640px; margin: 0 auto 48px; }
.impact__stats { display: flex; justify-content: center; gap: 64px; margin-bottom: 48px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat__num { font-family: var(--font-display); font-size: 56px; font-weight: 600; line-height: 1; }
.stat__label { font-family: var(--font-mono); font-size: 13px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--c-gray-4); }
.impact__media { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.impact__img { aspect-ratio: 413 / 341; }
@media (max-width: 767px) {
  .impact__stats { gap: 32px; }
  .stat__num { font-size: 40px; }
  .impact__media { grid-template-columns: 1fr; }
}

/* ---------- Pricing --------------------------------------------------------- */
.pricing__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; align-items: stretch; }
.tier {
  border: 1px solid var(--c-gray-3);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: transform var(--hover-dur) ease-out, box-shadow var(--hover-dur) ease-out;
}
.tier:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08); }
.tier--featured { background: var(--c-peach); border-color: var(--c-coral); }
.tier__flag {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-coral);
}
.tier__name { font-family: var(--font-display); font-size: 26px; font-weight: 500; }
.tier__price { font-family: var(--font-display); font-size: 40px; font-weight: 600; line-height: 1; }
.tier__sub {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-gray-4);
  margin-top: -8px;
}
.tier__list { display: flex; flex-direction: column; gap: 10px; flex: 1; }
.tier__list li { font-size: 15px; line-height: 1.35; padding-left: 16px; position: relative; }
.tier__list li::before { content: "\2013"; position: absolute; left: 0; }
.tier__btn { margin-top: 8px; }
@media (max-width: 1000px) { .pricing__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .pricing__grid { grid-template-columns: 1fr; } }

/* ---------- Partners --------------------------------------------------------- */
.partners { background: var(--c-creme); }
.partners__inner { max-width: calc(var(--w-wide) - 48px); margin: 0 auto; padding: 64px 16px; text-align: center; }
.partners__inner .section__title { text-align: left; }
.partners__ribbons { display: flex; flex-direction: column; gap: 16px; margin: 0 calc(50% - 50vw); }
.partners__set { display: flex; gap: 16px; padding-right: 16px; }
.partners__logo { width: 180px; height: 56px; flex-shrink: 0; }
@media (max-width: 767px) { .partners__logo { width: 130px; height: 44px; } }

/* ---------- News (arrow carousel) --------------------------------------------- */
.news__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; }
.news__arrows { display: flex; gap: 8px; padding-top: 8px; }
.news__arrow {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--c-gray-3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: background-color var(--hover-dur) ease-out, color var(--hover-dur) ease-out, border-color var(--hover-dur) ease-out;
}
.news__arrow--next { background: var(--c-black); color: var(--c-white); border-color: var(--c-black); }
.news__arrow:hover { background: var(--c-coral); color: var(--c-white); border-color: var(--c-coral); }
.news__grid {
  display: flex;
  gap: 32px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.news__grid::-webkit-scrollbar { display: none; }
.news__grid .card { flex: 0 0 340px; scroll-snap-align: start; }
.news .card__title { font-size: 18px; }
@media (max-width: 600px) { .news__grid .card { flex-basis: 260px; } }

/* ---------- Footer ------------------------------------------------------------ */
.footer { border-top: 1px solid var(--c-gray-3); padding: 64px 16px 32px; }
.footer__cols {
  max-width: calc(var(--w-wide) - 48px);
  margin: 0 auto 48px;
  display: flex;
  gap: 64px;
  flex-wrap: wrap;
}
.footer__list { display: flex; flex-direction: column; gap: 12px; min-width: 160px; }
.footer__list a { font-size: 16px; letter-spacing: 0.32px; }
.footer__list a:hover { text-decoration: underline; text-underline-offset: 3px; }
.footer__legal {
  max-width: calc(var(--w-wide) - 48px);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--c-gray-4);
}
.footer__legal a { text-decoration: underline; text-underline-offset: 2px; margin-right: 16px; }

/* ---------- Dropdown transition (transitions-dev: 05-menu-dropdown) ---------- */
.t-dropdown {
  transform-origin: top left;
  transform: scale(var(--dropdown-pre-scale));
  opacity: 0;
  pointer-events: none;
  transition:
    transform var(--dropdown-open-dur) var(--dropdown-ease),
    opacity   var(--dropdown-open-dur) var(--dropdown-ease);
  will-change: transform, opacity;
}
.t-dropdown[data-origin="top-right"]     { transform-origin: top right; }
.t-dropdown[data-origin="top-center"]    { transform-origin: top center; }
.t-dropdown[data-origin="bottom-left"]   { transform-origin: bottom left; }
.t-dropdown[data-origin="bottom-center"] { transform-origin: bottom center; }
.t-dropdown[data-origin="bottom-right"]  { transform-origin: bottom right; }

.t-dropdown.is-open {
  transform: scale(1);
  opacity: 1;
  pointer-events: auto;
}
.t-dropdown.is-closing {
  transform: scale(var(--dropdown-closing-scale));
  opacity: 0;
  pointer-events: none;
  transition:
    transform var(--dropdown-close-dur) var(--dropdown-ease),
    opacity   var(--dropdown-close-dur) var(--dropdown-ease);
}

@media (prefers-reduced-motion: reduce) {
  .t-dropdown { transition: none !important; }
  .mobile-menu, .header__burger span, .btn, .tier, .chip, .card__img, .nav__link { transition: none !important; }
  html { scroll-behavior: auto; }
}