/* =============================================================
   臺大學生會性別平等工作坊 — visual system
   Tones derived from IG: cream + coral + slate + navy, with
   pastel accents (peach, sage), painterly illustrations, and
   serif Chinese display type paired with handwritten English.
   ============================================================= */

:root {
  /* core */
  --cream:        oklch(96% 0.02 80);
  --cream-deep:   oklch(92% 0.03 70);
  --ink:          oklch(20% 0.04 270);
  --ink-soft:     oklch(35% 0.04 270);
  --ink-deep:     oklch(22% 0.07 260);

  --coral:        oklch(72% 0.16 25);
  --coral-deep:   oklch(60% 0.18 25);
  --ink-coral-deep: oklch(60% 0.18 25);

  --slate:        oklch(65% 0.09 240);
  --slate-deep:   oklch(48% 0.10 240);

  --peach:        oklch(90% 0.06 50);
  --mint:         oklch(88% 0.05 165);
  --navy:         oklch(22% 0.07 260);

  /* type */
  --display: "Noto Serif TC", "Songti TC", serif;
  --sans:    "Noto Sans TC", system-ui, -apple-system, sans-serif;
  --script:  "Caveat", cursive;

  --t-base:   clamp(0.98rem, 0.92rem + 0.3vw, 1.06rem);
  --t-h2:     clamp(2rem, 1.2rem + 3.2vw, 3.8rem);
  --t-h1:     clamp(2.6rem, 1.1rem + 6vw, 6rem);

  /* space */
  --sp-sec:   clamp(4.5rem, 3rem + 5vw, 8.5rem);

  /* motion */
  --ease:    cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--sans);
  font-size: var(--t-base);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  /* paper grain */
  background-image:
    radial-gradient(rgba(0,0,0,.025) 1px, transparent 1px),
    radial-gradient(rgba(0,0,0,.02) 1px, transparent 1px);
  background-size: 3px 3px, 5px 5px;
  background-position: 0 0, 1.5px 1.5px;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; }
em { font-style: normal; }
.ink-coral { color: var(--coral-deep); }
.ink-slate { color: var(--slate-deep); }

.display {
  font-family: var(--display);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.005em;
}

.h2 { font-size: var(--t-h2); margin: 0 0 1.2rem; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--coral-deep);
  margin: 0 0 1rem;
}
.eyebrow--ink   { color: var(--ink-soft); }
.eyebrow--cream { color: var(--cream); }

.lede {
  max-width: 38ch;
  font-size: 1.08rem;
  color: var(--ink-soft);
}

.skip {
  position: absolute; left: -9999px;
  background: var(--ink); color: var(--cream);
  padding: .6rem 1rem;
}
.skip:focus { left: 1rem; top: 1rem; z-index: 99; }

/* =============== NAV =============== */
.nav {
  position: sticky; top: 0; z-index: 30;
  backdrop-filter: blur(14px);
  background: color-mix(in oklch, var(--cream) 80%, transparent);
  border-bottom: 1px dashed color-mix(in oklch, var(--ink) 18%, transparent);
}
.nav__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
  gap: 2rem;
}
.logo { display: flex; align-items: center; gap: .75rem; text-decoration: none; }
.logo__text { display: flex; flex-direction: column; line-height: 1.05; }
.logo__zh   { font-family: var(--display); font-weight: 900; font-size: 1.05rem; }
.logo__sub  { font-family: var(--script); font-size: 1.05rem; color: var(--coral-deep); margin-top: -.1rem; }
.nav__links {
  display: flex; gap: 1.4rem; list-style: none; margin: 0; padding: 0;
  font-size: .96rem;
}
@media (max-width: 880px) {
  .nav__inner { gap: .8rem; }
  .nav__links { gap: .8rem; font-size: .85rem; flex-wrap: wrap; justify-content: flex-end; }
  .nav__links li:not(:last-child) { display: none; }
  .logo__sub { display: none; }
}
.nav__links a {
  text-decoration: none; color: var(--ink-soft);
  padding: .35rem 0;
  border-bottom: 1px solid transparent;
  transition: color .2s var(--ease), border-color .2s var(--ease);
}
.nav__links a:hover { color: var(--ink); border-color: var(--coral); }
.btn-link {
  background: var(--ink);
  color: var(--cream) !important;
  padding: .5rem .9rem !important;
  border-radius: 999px;
  border-bottom: none !important;
}
.btn-link:hover { background: var(--coral-deep); }

/* =============== BUTTONS =============== */
.btn {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .85rem 1.4rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  font-family: var(--sans);
  transition: transform .25s var(--ease), background .25s var(--ease), color .25s var(--ease);
  border: 1.5px solid transparent;
}
.btn--coral  { background: var(--coral); color: #fff; }
.btn--coral:hover  { background: var(--coral-deep); transform: translateY(-2px); }
.btn--ghost  { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: var(--cream); }
.btn--cream  { background: var(--cream); color: var(--ink-deep); }
.btn--cream:hover { background: #fff; transform: translateY(-2px); }

/* =============== HERO =============== */
.hero {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: clamp(3rem, 4vw, 6rem) 1.5rem clamp(2rem, 3vw, 4rem);
  display: grid; grid-template-columns: 1.05fr 1fr;
  gap: clamp(1rem, 4vw, 4rem);
  align-items: center;
  overflow: hidden;
}
@media (max-width: 880px) { .hero { grid-template-columns: 1fr; } }

.hero h1 {
  font-size: var(--t-h1);
  margin: 0 0 1.4rem;
}
.cta-row { display: flex; flex-wrap: wrap; gap: .8rem; margin: 1.8rem 0 2.2rem; }

.hero__stats {
  list-style: none; padding: 0; margin: 0;
  display: flex; gap: 2rem;
  padding-top: 1.4rem;
  border-top: 1px dashed color-mix(in oklch, var(--ink) 25%, transparent);
}
.hero__stats li { display: flex; flex-direction: column; }
.hero__stats .num { font-family: var(--display); font-weight: 900; font-size: 2rem; color: var(--ink-deep); }
.hero__stats .lbl { font-size: .82rem; color: var(--ink-soft); letter-spacing: .08em; }

.hero__art { position: relative; }
.blobs { width: 100%; height: auto; max-width: 560px; margin-inline: auto; }
.blob--coral { animation: float1 9s ease-in-out infinite; transform-origin: center; }
.blob--navy  { animation: float2 11s ease-in-out infinite; transform-origin: center; }
.blob--slate { animation: float3 13s ease-in-out infinite; transform-origin: center; }
.sparkles    { animation: twinkle 4s ease-in-out infinite; }
@keyframes float1 { 0%,100%{transform:translate(0,0) rotate(0)}50%{transform:translate(-6px,-10px) rotate(-2deg)} }
@keyframes float2 { 0%,100%{transform:translate(0,0) rotate(0)}50%{transform:translate(8px,-6px) rotate(2deg)} }
@keyframes float3 { 0%,100%{transform:translate(0,0) rotate(0)}50%{transform:translate(-4px,8px) rotate(-1deg)} }
@keyframes twinkle { 0%,100%{opacity:1}50%{opacity:.35} }
@media (prefers-reduced-motion: reduce) {
  .blob--coral,.blob--navy,.blob--slate,.sparkles { animation: none; }
}

/* marquee ribbon */
.ribbon {
  grid-column: 1 / -1;
  margin-top: 2.5rem;
  display: flex; gap: 1.8rem; align-items: center;
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(1.4rem, 2.4vw, 2.4rem);
  color: var(--ink-deep);
  white-space: nowrap;
  overflow: hidden;
  padding: 1.2rem 0;
  border-top: 1px solid color-mix(in oklch, var(--ink) 18%, transparent);
  border-bottom: 1px solid color-mix(in oklch, var(--ink) 18%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.ribbon span:nth-child(even) { color: var(--coral-deep); }

/* =============== ABOUT =============== */
.about { padding: var(--sp-sec) 1.5rem; max-width: 1280px; margin: 0 auto; }
.about__grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(2rem, 4vw, 5rem); align-items: start; }
@media (max-width: 880px) { .about__grid { grid-template-columns: 1fr; } }

.pillars { list-style: none; padding: 0; margin: 2.5rem 0 0; display: grid; gap: 1.5rem; }
.pillars li {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  grid-template-rows: auto auto;
  column-gap: 1rem;
  align-items: start;
  padding: 1.2rem 1.2rem 1.2rem 0;
  border-top: 1px solid color-mix(in oklch, var(--ink) 14%, transparent);
}
.pillars__icon {
  font-size: 1.8rem;
  color: var(--coral-deep);
  font-family: var(--display);
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: start;
  line-height: 1;
}
.pillars h3 {
  margin: 0 0 .3rem;
  font-family: var(--display);
  font-size: 1.18rem;
  grid-column: 2;
  grid-row: 1;
}
.pillars p  {
  margin: 0;
  color: var(--ink-soft);
  grid-column: 2;
  grid-row: 2;
}

.about__card {
  background: var(--ink-deep);
  color: var(--cream);
  border-radius: 28px;
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transform: rotate(-0.6deg);
  box-shadow: 0 24px 60px -30px rgba(28,21,48,.45);
}
.about__card::after {
  content: ""; position: absolute; inset: -40px -40px auto auto;
  width: 160px; height: 160px;
  border-radius: 50%;
  background: var(--coral);
  opacity: .85;
  filter: blur(2px);
}
.card__kicker { font-family: var(--script); color: var(--peach); font-size: 1.4rem; margin: 0 0 1rem; }
.card__body   { font-family: var(--display); font-size: 1.5rem; line-height: 1.45; margin: 0 0 1.4rem; }
.card__sig    { font-family: var(--sans); font-size: .9rem; color: color-mix(in oklch, var(--cream) 75%, transparent); margin: 0 0 1.5rem; }
.card__chips { display: flex; flex-wrap: wrap; gap: .5rem; position: relative; z-index: 1; }
.card__chips span {
  background: color-mix(in oklch, var(--cream) 15%, transparent);
  border: 1px solid color-mix(in oklch, var(--cream) 35%, transparent);
  color: var(--cream);
  padding: .35rem .8rem;
  border-radius: 999px;
  font-size: .82rem;
}

/* =============== 性別樹洞 =============== */
.hole {
  background: var(--ink-deep);
  color: var(--cream);
  padding: var(--sp-sec) 1.5rem;
  position: relative;
  overflow: hidden;
}
.hole::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(800px 400px at 10% 10%, color-mix(in oklch, var(--coral) 30%, transparent), transparent 60%),
    radial-gradient(700px 400px at 90% 90%, color-mix(in oklch, var(--slate) 25%, transparent), transparent 60%);
  pointer-events: none;
}
.hole__inner {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(2rem, 5vw, 6rem);
  align-items: center;
}
@media (max-width: 880px) { .hole__inner { grid-template-columns: 1fr; } }

.hole__art svg { width: 100%; max-width: 460px; margin-inline: auto; filter: drop-shadow(0 30px 40px rgba(0,0,0,.35)); }
.display--script { font-family: var(--script); font-weight: 700; color: var(--peach); font-size: 2.2rem; letter-spacing: 0; }
.display--xl     { font-family: var(--display); font-weight: 900; font-size: clamp(4.5rem, 3rem + 8vw, 8.5rem); letter-spacing: -.02em; color: #fff; line-height: 1; display: inline-block; }
.display--xl::first-letter { color: var(--coral); }
.hole .big { font-size: 1.15rem; color: color-mix(in oklch, var(--cream) 85%, transparent); max-width: 50ch; margin: 1.4rem 0 2.5rem; }

.how { list-style: none; padding: 0; margin: 0 0 2.5rem; display: grid; gap: 1.2rem; }
.how li { display: grid; grid-template-columns: 4rem 1fr; gap: 1.4rem; align-items: start;
  padding: 1rem 0; border-top: 1px dashed color-mix(in oklch, var(--cream) 30%, transparent); }
.how__n { font-family: var(--display); font-weight: 900; color: var(--coral); font-size: 2rem; line-height: 1; }
.how h4 { margin: 0 0 .25rem; font-family: var(--display); font-size: 1.15rem; }
.how p  { margin: 0; color: color-mix(in oklch, var(--cream) 75%, transparent); }

/* =============== PODCAST =============== */
.podcast { padding: var(--sp-sec) 1.5rem; max-width: 1280px; margin: 0 auto; }
.podcast__head { max-width: 60ch; margin: 0 0 3rem; }
.podcast__head .h2 { font-size: clamp(3rem, 1.6rem + 5vw, 5.5rem); }

.ep-list {
  list-style: none; padding: 0; margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.2rem;
  counter-reset: ep;
}
.ep {
  background: #fff;
  border: 1px solid color-mix(in oklch, var(--ink) 10%, transparent);
  border-radius: 22px;
  padding: 1.5rem;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
  position: relative;
}
.ep:hover { transform: translateY(-4px); box-shadow: 0 30px 50px -30px rgba(28,21,48,.35); }
.ep:nth-child(3n+1) { background: var(--cream-deep); }
.ep:nth-child(4n+2) { background: var(--peach); }
.ep:nth-child(5n+3) { background: var(--mint); }
.ep:nth-child(7n+4) { background: color-mix(in oklch, var(--slate) 35%, var(--cream)); }
.ep__num   { font-family: var(--script); color: var(--coral-deep); font-size: 1.4rem; }
.ep h3     { font-family: var(--display); font-size: 1.35rem; margin: .25rem 0 .6rem; }
.ep__guest { font-size: .88rem; color: var(--ink-soft); margin: 0 0 .8rem; font-weight: 700; }
.ep p:last-child { margin: 0; color: var(--ink-soft); }

/* =============== EVENTS =============== */
.events { padding: var(--sp-sec) 1.5rem; max-width: 1280px; margin: 0 auto; }
.ev-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1.2rem;
  margin-top: 2rem;
}
.ev {
  border-radius: 28px;
  padding: 2rem;
  display: flex; flex-direction: column; justify-content: space-between;
  min-height: 280px;
  transition: transform .3s var(--ease);
}
.ev:hover { transform: translateY(-4px) rotate(-.4deg); }
.ev header { margin-bottom: 1rem; }
.ev .tag {
  display: inline-block;
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: .35rem .8rem;
  border-radius: 999px;
  background: color-mix(in oklch, var(--ink) 12%, transparent);
  color: var(--ink-deep);
  font-weight: 700;
}
.ev h3 { font-family: var(--display); font-size: 1.7rem; margin: .4rem 0 .8rem; line-height: 1.2; }
.ev p  { margin: 0 0 1.2rem; }
.ev .more { font-weight: 700; text-decoration: none; border-bottom: 2px solid currentColor; padding-bottom: 2px; }

.ev--mint  { background: var(--mint);  grid-column: span 5; }
.ev--peach { background: var(--peach); grid-column: span 7; }
.ev--coral { background: var(--coral); color: #fff; grid-column: span 7; }
.ev--coral .tag { background: rgba(255,255,255,.25); color: #fff; }
.ev--navy  { background: var(--ink-deep); color: var(--cream); grid-column: span 5; }
.ev--navy .tag { background: rgba(255,255,255,.18); color: #fff; }
@media (max-width: 880px) {
  .ev--mint, .ev--peach, .ev--coral, .ev--navy { grid-column: span 12; }
}

/* =============== RESOURCES =============== */
.resources {
  background: var(--ink-deep);
  color: var(--cream);
  padding: var(--sp-sec) 1.5rem;
}
.resources .h2 { color: #fff; }
.resources > * { max-width: 1280px; margin-left: auto; margin-right: auto; }
.zine-row { margin-top: 3rem; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.4rem; }
.zine { display: flex; flex-direction: column; gap: 1rem; }
.zine h3 { font-family: var(--display); font-size: 1.25rem; margin: 0; }
.zine p  { margin: 0; color: color-mix(in oklch, var(--cream) 75%, transparent); }
.zine__cover {
  aspect-ratio: 3 / 4;
  border-radius: 18px;
  padding: 1.4rem;
  display: flex; align-items: flex-start; justify-content: flex-start;
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(1.4rem, 1.3vw + 1rem, 1.8rem);
  line-height: 1.2;
  color: #fff;
  position: relative;
  overflow: hidden;
  transform: rotate(-1deg);
  transition: transform .35s var(--ease);
}
.zine:hover .zine__cover { transform: rotate(0.5deg) scale(1.02); }
.zine__cover--hysteria {
  background:
    radial-gradient(120% 120% at 20% 0%, color-mix(in oklch, var(--coral) 70%, transparent), transparent 60%),
    var(--navy);
}
.zine__cover--touch {
  background:
    radial-gradient(120% 120% at 80% 100%, color-mix(in oklch, var(--coral) 60%, transparent), transparent 60%),
    radial-gradient(80% 80% at 20% 20%, color-mix(in oklch, var(--slate) 60%, transparent), transparent 60%),
    #15102a;
}
.zine__cover--script {
  background:
    radial-gradient(100% 100% at 50% 0%, color-mix(in oklch, var(--peach) 90%, transparent), transparent 60%),
    color-mix(in oklch, var(--coral) 50%, var(--navy));
}
.zine__cover span { position: relative; z-index: 1; }

/* =============== CONTACT =============== */
.contact { padding: var(--sp-sec) 1.5rem; }
.contact__inner { max-width: 980px; margin: 0 auto; }
.contact-list { list-style: none; padding: 0; margin: 2.5rem 0 0; display: grid; gap: 1rem; }
.contact-list li {
  display: grid; grid-template-columns: 3.5rem 1fr; gap: 1.2rem; align-items: center;
  padding: 1.2rem 1.4rem;
  background: #fff;
  border-radius: 18px;
  border: 1px solid color-mix(in oklch, var(--ink) 10%, transparent);
  transition: transform .25s var(--ease), border-color .25s var(--ease);
}
.contact-list li:hover { transform: translateX(4px); border-color: var(--coral); }
.contact-list .ic {
  width: 3rem; height: 3rem; border-radius: 50%;
  background: var(--coral); color: #fff;
  display: grid; place-items: center;
  font-family: var(--display); font-weight: 900;
  font-size: 1rem;
}
.contact-list .k { margin: 0 0 .15rem; font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft); }
.contact-list a { text-decoration: none; color: var(--ink); font-weight: 700; }

/* =============== FOOTER =============== */
.footer {
  background: var(--cream-deep);
  border-top: 1px dashed color-mix(in oklch, var(--ink) 18%, transparent);
  padding: 3rem 1.5rem 2rem;
}
.footer__inner {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 2rem;
  align-items: start;
}
@media (max-width: 720px) { .footer__inner { grid-template-columns: 1fr; } }
.footer__mark { font-family: var(--display); font-weight: 900; font-size: 3rem; color: var(--coral-deep); margin: 0 0 .5rem; }
.footer__cols { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.footer__cols .k { font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft); margin: 0 0 .6rem; font-weight: 700; }
.footer__cols a { display: block; text-decoration: none; color: var(--ink); padding: .25rem 0; }
.footer__cols a:hover { color: var(--coral-deep); }
.footer__legal { text-align: center; margin: 3rem 0 0; font-size: .82rem; color: var(--ink-soft); }