/**
 * FOSINT-SI — style.css
 */

:root {
  --ink:          #0a0d14;
  --paper:        #f5f2ec;
  --accent:       #6290c8;
  --yellow:      #ff8000;
  --muted:        #6b6860;
  --rule:         rgba(10, 13, 20, 0.12);

  --white:        #ffffff;
  --white-90:     rgba(255, 255, 255, 0.9);
  --white-85:     rgba(255, 255, 255, 0.85);
  --white-82:     rgba(255, 255, 255, 0.82);
  --white-80:     rgba(255, 255, 255, 0.8);
  --white-70:     rgba(255, 255, 255, 0.7);
  --white-60:     rgba(255, 255, 255, 0.6);
  --white-50:     rgba(255, 255, 255, 0.5);
  --white-40:     rgba(255, 255, 255, 0.4);
  --white-30:     rgba(255, 255, 255, 0.3);
  --white-20:     rgba(255, 255, 255, 0.2);
  --white-16:     rgba(255, 255, 255, 0.16);
  --white-15:     rgba(255, 255, 255, 0.15);
  --white-10:     rgba(255, 255, 255, 0.1);
  --white-09:     rgba(255, 255, 255, 0.09);
  --white-07:     rgba(255, 255, 255, 0.07);
  --white-06:     rgba(255, 255, 255, 0.06);

  --ink-94:       rgba(6, 8, 16, 0.94);
  --ink-88:       rgba(6, 8, 18, 0.88);
  --ink-82:       rgba(6, 8, 18, 0.82);
  --ink-60:       rgba(6, 8, 16, 0.60);
  --ink-50:       rgba(10, 13, 20, 0.5);
  --ink-45:       rgba(6, 8, 18, 0.45);
  --ink-38:       rgba(6, 8, 18, 0.38);
  --ink-20:       rgba(6, 8, 16, 0.20);
  --ink-15:       rgba(6, 8, 18, 0.15);

  --ink-dark:     #1b263b;
  --bg-offset:    #e0e1dd;

  --pulse-inner:  rgba(109, 201, 255, 0.3);
  --pulse-outer:  rgba(171, 198, 255, 0.1);
}


/* ── Reset ── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 99px;
  opacity: 0.3;
}
::-webkit-scrollbar-track { background: var(--ink-dark); opacity: 0.1; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: 'Instrument Sans', sans-serif;
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}


/* ── Nav ── */

nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 3rem; height: 64px;
  background: var(--ink-50);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--white-07);
  transition: background 0.4s, border-color 0.4s;
}
nav.scrolled {
  background: var(--paper);
  border-bottom: 1px solid var(--rule);
}

.nav-logo {
  font-family: 'DM Mono', monospace;
  font-size: 1rem; font-weight: 600; letter-spacing: 0.04em;
  color: var(--white-90);
  text-decoration: none;
  transition: color 0.4s;
  z-index: 101;
}
nav.scrolled .nav-logo { color: var(--accent); }

.nav-links { display: flex; gap: 2rem; list-style: none; }
.nav-links a {
  font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--white-70);
  text-decoration: none;
  transition: color 0.3s;
}
.nav-links a:hover { color: var(--white); }
nav.scrolled .nav-links a { color: var(--ink); }
nav.scrolled .nav-links a:hover { color: var(--accent); }

.nav-cta {
  background: var(--accent) !important;
  color: var(--white) !important;
  padding: 0.45rem 1.1rem;
  border-radius: 4px;
}
nav.scrolled .nav-cta { color: var(--white) !important; }

.nav-burger {
  display: none;
  flex-direction: column; justify-content: center; align-items: center;
  gap: 5px;
  width: 36px; height: 36px;
  background: none; border: none; cursor: pointer;
  z-index: 101; padding: 4px;
}
.nav-burger span {
  display: block; width: 22px; height: 2px;
  background: var(--white-85);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s, background 0.4s;
}
nav.scrolled .nav-burger span { background: var(--ink); }
.nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-drawer {
  display: none;
  position: fixed; top: 64px; left: 0; right: 0; bottom: 0;
  background: var(--ink);
  flex-direction: column;
  padding: 2.5rem 2rem;
  z-index: 99;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.nav-drawer.open { transform: translateX(0); }
.nav-drawer ul { list-style: none; display: flex; flex-direction: column; gap: 0; }
.nav-drawer ul li { border-bottom: 1px solid var(--white-07); }
.nav-drawer ul li a {
  display: block; padding: 1.1rem 0;
  font-size: 1.1rem; letter-spacing: 0.04em;
  color: var(--white-80); text-decoration: none;
  transition: color 0.2s, padding-left 0.2s;
}
.nav-drawer ul li a:hover { color: var(--white); padding-left: 0.5rem; }
.nav-drawer .drawer-cta {
  display: inline-flex; align-items: center; gap: 0.5rem;
  margin-top: 2rem; padding: 0.85rem 1.8rem;
  background: var(--accent); color: var(--white);
  font-size: 0.95rem; font-weight: 500; letter-spacing: 0.04em;
  text-decoration: none; border-radius: 2px; width: fit-content;
}


/* ── Hero ── */

#hero {
  position: relative;
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: flex-start;
  overflow: hidden;
}

.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background-size: cover;
  background-position: center 40%;
  animation: heroZoom 15s ease-in-out infinite alternate;
}
@keyframes heroZoom {
  from { transform: scale(1.10); }
  to   { transform: scale(1.00); }
}

.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(
    to bottom,
    var(--ink-94)  0%,
    var(--ink-60) 50%,
    var(--ink-20) 100%
  );
}

.hero-content {
  position: relative; z-index: 2;
  padding: 5rem 3.5rem 5.5rem;
  max-width: 900px;
  animation: fadeUp 1s ease both;
}

.hero-eyebrow {
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--yellow); margin-bottom: 0.8rem;
  display: flex; align-items: center; gap: 0.7rem;
}

.hero-conjunction {
  font-family: 'DM Mono', monospace;
  font-size: 0.75rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--yellow);
  display: flex; align-items: center; gap: 0.7rem;
  margin-bottom: 1rem;
}

.hero-conjunction a {
  color: var(--yellow);
  text-decoration: underline;
  text-decoration-color: rgba(98, 144, 200, 0.4);
  text-underline-offset: 3px;
  transition: text-decoration-color 0.2s;
}
.hero-conjunction a:hover {
  text-decoration-color: var(--yellow);
}

h1 {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2.5rem, 6vw, 3.0rem);
  line-height: 1.06; letter-spacing: 0em;
  color: var(--white); margin-bottom: 1rem;
}
h1 em { color: var(--accent); font-style: normal; }

.hero-pills { display: flex; flex-wrap: wrap; gap: 0.7rem; }
.hero-pill {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.5rem 1.1rem;
  background: var(--white-10);
  border: 1px solid var(--white-16);
  border-radius: 99px;
  font-size: 0.82rem; color: var(--white-82);
  backdrop-filter: blur(6px);
}
.hero-pill svg { flex-shrink: 0; opacity: 0.65; }


/* ── Sections — Shared ── */

section { border-bottom: 1px solid var(--rule); }

.section-inner {
  max-width: 1200px; margin: 0 auto; padding: 6rem 3rem;
}

.section-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1rem;
  display: flex; align-items: center; gap: 0.6rem;
}
.section-label::before {
  content: ''; display: block; width: 10px; height: 1px; background: var(--accent);
}

h2 {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2rem, 3.5vw, 3rem);
  line-height: 1.1; letter-spacing: -0.02em; margin-bottom: 2rem;
}

.section-body-centered {
  max-width: 850px;
  margin: 0 auto;
}

#calls        { background: var(--bg-offset); }
#dates        { background: var(--ink-dark); }
#submission   { background: var(--bg-offset); }
#organization { background: var(--ink-dark); }
#history      { background: var(--bg-offset); }


/* ── Organization — Dark Overrides ── */

#organization h2                       { color: var(--white); }
#organization .section-label           { color: var(--accent); }
#organization .section-label::before   { background: var(--accent); }
#organization .org-group-label         { color: var(--accent); }
#organization .org-group-label::before { background: var(--accent); }
#organization .org-list-item           { border-bottom-color: var(--white-07); }
#organization .org-list-item:hover     { background: var(--white-06); }
#organization .org-list-role           { color: var(--white-50); }
#organization .org-list-name           { color: var(--white); }
#organization .org-list-affil          { color: var(--white-50); }
#organization .pc-list-item            { border-bottom-color: var(--white-07); }
#organization .pc-list-name            { color: var(--white); }
#organization .pc-list-affil           { color: var(--white-50); }


/* ── Call for Papers ── */

.cfp-header { margin-bottom: 2.5rem; }
.cfp-header h2 { margin-bottom: 0; }

.cfp-prose p {
  color: var(--muted); font-size: 0.97rem; line-height: 1.8;
  margin-bottom: 1rem;
}
.cfp-prose p:last-child { margin-bottom: 0; }

.cfp-body-prose {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}


/* ── Important Dates — Dark Background ── */

#dates h2             { color: var(--white); }
#dates .section-label { color: var(--accent); }
#dates .section-label::before { background: var(--accent); }

.dates-header { margin-bottom: 3rem; }
.dates-header h2 { margin-bottom: 0; }

/* ── Timeline ── */

.timeline {
  position: relative;
  padding-left: 1.5rem;
}
.timeline::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: 1px; background: var(--white-10);
}

.tl-item {
  position: relative;
  padding: 0 0 2.2rem 2rem;
  opacity: 0; transform: translateY(14px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.tl-item.visible { opacity: 1; transform: none; }
.tl-item:last-child { padding-bottom: 0; }

.tl-dot {
  position: absolute; left: -0.42rem; top: 0.55rem;
  width: 10px; height: 10px; border-radius: 50%;
  border: 2px solid var(--white-15); background: var(--ink-dark);
}
.tl-item.past .tl-dot {
  background: var(--white-20); border-color: var(--white-20);
}
.tl-item.active .tl-dot {
  background: var(--accent); border-color: var(--accent);
  box-shadow: 0 0 0 6px var(--pulse-inner);
  animation: activePulse 2s ease-in-out infinite;
}
@keyframes activePulse {
  0%, 100% { box-shadow: 0 0 0 4px var(--pulse-inner); }
  50%       { box-shadow: 0 0 0 8px var(--pulse-outer); }
}

.tl-main { display: flex; align-items: baseline; gap: 1.2rem; flex-wrap: wrap; }

.tl-title {
  font-size: 1.2rem; font-weight: 500; color: var(--white);
  flex: 1; min-width: 180px;
}
.tl-item.past .tl-title {
  color: var(--white-40);
  text-decoration: line-through;
  text-decoration-color: var(--white-20);
}
.tl-item.active .tl-title { color: var(--accent); }

.tl-date {
  font-family: 'DM Mono', monospace;
  font-size: 0.9rem; color: var(--white-50);
  letter-spacing: 0.0em;
  white-space: nowrap;
}
.tl-item.past .tl-date {
  color: var(--white-40);
  text-decoration: line-through;
  text-decoration-color: var(--white-20);
}
.tl-item.active .tl-date { color: var(--accent); }

/* ── Inline Countdown ── */

.tl-countdown {
  width: 100%;
  margin-top: 0rem;
}

.tl-cd-boxes {
  display: inline-flex; align-items: center; gap: 0.3rem;
}
.tl-cd-box {
  display: flex; flex-direction: column; align-items: center;
  background: var(--white-06);
  border: 1px solid var(--white-09);
  border-radius: 4px;
  padding: 0.6rem 0.9rem;
  min-width: 56px;
}
.tl-cd-num {
  font-family: 'DM Mono', monospace;
  font-size: 1.4rem; color: var(--white); line-height: 1;
  margin-bottom: 0.15rem; display: block;
  transition: transform 0.15s;
}
.tl-cd-num.tick { transform: scale(1.08); }
.tl-cd-unit {
  font-family: 'DM Mono', monospace;
  font-size: 0.55rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--white-30);
}
.tl-cd-sep {
  font-family: 'DM Mono', monospace;
  font-size: 1.2rem; color: var(--white-20);
  padding-bottom: 0.5rem;
  align-self: center;
}
.tl-cd-done {
  font-size: 0.85rem; color: var(--accent);
}


/* ── Submission ── */

.sub-header { margin-bottom: 2.5rem; }
.sub-header h2 { margin-bottom: 0; }

.sub-prose p {
  color: var(--muted); font-size: 0.97rem; line-height: 1.8;
  margin-bottom: 1rem;
}
.sub-prose p:last-of-type { margin-bottom: 0; }

.sub-prose a.format {
  color: var(--accent);
  text-decoration: none;
}

.submit-btn {
  display: inline-flex; align-items: center; gap: 0.6rem;
  margin-top: 1rem; padding: 0.85rem 2rem; margin-bottom: 1rem;
  background: var(--accent); color: var(--white);
  font-size: 0.88rem; letter-spacing: 0.04em; font-weight: 500;
  text-decoration: none; border-radius: 2px;
  transition: opacity 0.2s, transform 0.2s;
}
.submit-btn:hover { opacity: 0.88; transform: translateY(-1px); }
.submit-btn:hover svg { transform: translateX(3px); }
.submit-btn svg { transition: transform 0.2s; }

.sub-body-prose {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}


/* ── Organization ── */

.org-header { margin-bottom: 3rem; }
.org-header h2 { margin-bottom: 0; }

.org-body {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.org-group-label {
  font-family: 'DM Mono', monospace;
  font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 0.5rem;
  display: flex; align-items: center; gap: 0.5rem;
  padding-bottom: 0rem;
}
.org-group-label::before {
  content: ''; display: block; width: 8px; height: 1px; background: var(--accent);
}

/* ── Chairs List ── */

.org-chairs-list {
  display: flex; flex-direction: column; gap: 0;
}
.org-list-item {
  display: grid;
  grid-template-columns: 0.8fr 0.8fr 0.8fr;
  align-items: baseline;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--rule);
  transition: background 0.15s;
}
.org-list-item:last-child { border-bottom: none; }
.org-list-item:hover { background: rgba(98, 161, 255, 0.03); }

.org-list-role {
  font-family: 'DM Mono', monospace;
  font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink);
}
.org-list-name {
  font-size: 0.95rem; font-weight: 600; color: var(--ink); text-align: center;
}
.org-list-affil {
  font-size: 0.8rem; color: var(--muted); text-align: right;
}

/* ── PC List ── */

.pc-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.pc-list-item {
  display: flex; flex-direction: column;
  padding: 0.75rem 1rem 0.75rem 0;
  border-bottom: 1px solid var(--rule);
  transition: color 0.15s;
  text-align: center;
}
.pc-list-name  { font-size: 0.9rem; font-weight: 600; color: var(--ink); margin-bottom: 0.1rem; }
.pc-list-affil { font-size: 0.7rem; color: var(--muted); line-height: 1.4; }


/* ── History ── */

.editions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 6px;
  margin-top: 2.5rem;
}

.edition-cell {
  position: relative; min-height: 160px;
  border-radius: 4px; overflow: hidden; cursor: default;
}
.edition-cell-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  background-color: var(--ink-dark);
  transition: transform 0.5s ease;
}
.edition-cell:hover .edition-cell-bg { transform: scale(1.06); }
.edition-cell-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, var(--ink-88) 0%, var(--ink-45) 55%, var(--ink-20) 100%);
  transition: background 0.3s;
}
.edition-cell:hover .edition-cell-overlay {
  background: linear-gradient(to top, var(--ink-82) 0%, var(--ink-38) 55%, var(--ink-15) 100%);
}
.edition-cell-content {
  position: relative; z-index: 2;
  padding: 1.2rem 1.2rem 1.4rem;
  display: flex; flex-direction: column; justify-content: flex-end;
  height: 100%; min-height: 160px;
}
.ed-year {
  font-family: 'DM Serif Display', serif;
  font-size: 1.8rem; color: var(--white);
  line-height: 1; margin-bottom: 0.35rem;
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}
.ed-location {
  font-size: 0.8rem; color: var(--white-85); line-height: 1.5;
  text-shadow: 0 1px 4px rgba(0,0,0,0.6);
}
.ed-location strong { color: var(--white); display: block; }
.edition-cell::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 3px; background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.3s ease; z-index: 3;
}
.edition-cell:hover::after { transform: scaleX(1); }


/* ── Footer ── */

footer {
  background: var(--ink-dark);
  color: var(--white-50);
  padding: 0.9rem 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
  font-size: 0.75rem;
  line-height: 1.6;
  text-align: center;
}
footer a {
  color: var(--white-60);
  text-decoration: none;
  transition: color 0.2s;
}
footer a:hover { color: var(--white); }
.footer-sep {
  margin: 0 0.3rem;
  color: var(--white-80);
}


/* ── Animations ── */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: none; }
}


/* ── Responsive — Tablet Landscape & Small Laptops (≤ 1024px) ── */

@media (max-width: 1024px) {

  /* ── Nav ── */
  nav { padding: 0 2rem; }
  .nav-links  { display: none; }
  .nav-burger { display: flex; }
  .nav-drawer { display: flex; }

  /* ── Sections ── */
  .section-inner { padding: 5rem 2.5rem; }
  .section-body-centered { max-width: 100%; }

  /* ── Hero ── */
  .hero-content { padding: 5rem 2.5rem 5rem; max-width: 100%; }

  /* ── Organization ── */
  .org-list-item {
    grid-template-columns: 1fr;
    gap: 0.1rem;
    padding: 0.8rem 0 0.8rem 1rem;
    border-left: 2px solid var(--white-16);
    border-bottom: none;
    margin-bottom: 0.5rem;
  }
  .org-list-item:last-child { margin-bottom: 0; }
  .org-list-role  { margin-left: 0.35rem; }
  .org-list-name  { text-align: left; margin-left: 0.35rem; }
  .org-list-affil { grid-column: unset; text-align: left; margin-left: 0.35rem; }

  /* ── PC ── */
  .pc-list-item { padding: 0.7rem 0.5rem 0.7rem 0; }

  /* ── Editions ── */
  .editions-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
}


/* ── Responsive — Tablet Portrait (≤ 768px) ── */

@media (max-width: 768px) {

  /* ── Nav ── */
  nav { padding: 0 1.5rem; }

  /* ── Sections ── */
  .section-inner { padding: 4.5rem 2rem; }

  /* ── Hero ── */
  .hero-content { padding: 5rem 2rem 4.5rem; }
  .hero-sub     { font-size: 1rem; max-width: 100%; }
  .hero-pills   { gap: 0.5rem; }
  .hero-pill    { font-size: 0.78rem; padding: 0.45rem 0.9rem; }

  /* ── h2 Floor ── */
  h2 { font-size: clamp(1.75rem, 5vw, 2.5rem); margin-bottom: 1.5rem; }

  /* ── CFP ── */
  .cfp-prose p { font-size: 0.95rem; }

  /* ── Timeline ── */
  .tl-main      { flex-direction: column; gap: 0.25rem; }
  .tl-date      { font-size: 0.9rem; }
  .tl-title     { font-size: 1.1rem; min-width: 0; }
  .tl-item      { padding-bottom: 2rem; }

  /* ── Countdown Boxes ── */
  .tl-cd-box    { padding: 0.55rem 0.75rem; min-width: 50px; }
  .tl-cd-num    { font-size: 1.25rem; }

  /* ── Submission ── */
  .sub-prose p  { font-size: 0.95rem; }
  .submit-btn   { width: 100%; justify-content: center; }

  /* ── Organization ── */
  .org-list-item {
    grid-template-columns: 1fr;
    gap: 0.1rem;
    padding: 0.9rem 0;
  }
  .org-list-role  { margin-bottom: 0.1rem; }
  .org-list-name  { text-align: left; font-size: 1rem; }
  .org-list-affil { grid-column: unset; text-align: left; font-size: 0.78rem; }

  /* ── PC ── */
  .pc-list { grid-template-columns: 1fr; }
  .pc-list-item {
    padding: 0.7rem 0;
    text-align: left;
    flex-direction: row;
    align-items: baseline;
    gap: 0.75rem;
    flex-wrap: wrap;
  }
  .pc-list-name  { flex-shrink: 0; }
  .pc-list-affil { font-size: 0.72rem; }

  /* ── Editions ── */
  .editions-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 5px; }
  .edition-cell  { min-height: 140px; }
  .edition-cell-content { min-height: 140px; }
  .ed-year       { font-size: 1.55rem; }
  .ed-location   { font-size: 0.75rem; }

  /* ── Footer ── */
  footer { font-size: 0.72rem; padding: 1rem 1.5rem; line-height: 1.8; }
  .footer-sep { margin: 0 0.2rem; }
}


/* ── Responsive — Mobile (≤ 480px) ── */

@media (max-width: 480px) {

  /* ── Nav ── */
  nav { padding: 0 1.25rem; height: 58px; }
  .nav-logo { font-size: 0.78rem; }
  .nav-drawer { top: 58px; padding: 2rem 1.5rem; }
  .nav-drawer ul li a { font-size: 1rem; padding: 1rem 0; }

  /* ── Sections ── */
  .section-inner { padding: 3.5rem 1.25rem; }

  /* ── Hero ── */
  .hero-content { padding: 4.5rem 1.25rem 4rem; }
  h1 { font-size: clamp(2rem, 10vw, 2.6rem); margin-bottom: 1.1rem; }
  .hero-sub { font-size: 0.95rem; line-height: 1.7; margin-bottom: 1.25rem; }
  .hero-eyebrow { font-size: 0.68rem; }
  .hero-pills { gap: 0.45rem; }
  .hero-pill  { font-size: 0.75rem; padding: 0.4rem 0.8rem; gap: 0.4rem; }
  .hero-pill svg { width: 11px; height: 11px; }

  /* ── Section Labels ── */
  .section-label { font-size: 0.68rem; }
  h2 { font-size: clamp(1.6rem, 8vw, 2.1rem); margin-bottom: 1.25rem; }

  /* ── CFP ── */
  .cfp-prose p { font-size: 0.93rem; line-height: 1.75; }
  .cfp-header  { margin-bottom: 2rem; }

  /* ── Timeline ── */
  .timeline     { padding-left: 1.25rem; }
  .tl-item      { padding: 0 0 1.75rem 1.5rem; }
  .tl-title     { font-size: 1rem; }
  .tl-date      { font-size: 0.82rem; }
  .tl-dot       { width: 9px; height: 9px; left: -0.38rem; }
  .dates-header { margin-bottom: 2.25rem; }

  /* ── Countdown ── */
  .tl-cd-boxes  { gap: 0.25rem; }
  .tl-cd-box    { padding: 0.5rem 0.6rem; min-width: 44px; }
  .tl-cd-num    { font-size: 1.1rem; }
  .tl-cd-unit   { font-size: 0.5rem; }
  .tl-cd-sep    { font-size: 1rem; }

  /* ── Submission ── */
  .sub-header   { margin-bottom: 2rem; }
  .sub-prose p  { font-size: 0.93rem; line-height: 1.75; }
  .submit-btn   { padding: 0.85rem 1.5rem; font-size: 0.85rem; }

  /* ── Organization ── */
  .org-header   { margin-bottom: 2.25rem; }
  .org-body     { gap: 2.25rem; }
  .org-list-item { padding: 0.85rem 0; }
  .org-list-role { font-size: 0.65rem; }
  .org-list-name { font-size: 0.95rem; }

  /* ── PC ── */
  .pc-list-item {
    flex-direction: column;
    gap: 0.1rem;
    text-align: left;
    padding: 0.65rem 0;
  }
  .pc-list-name  { font-size: 0.88rem; }
  .pc-list-affil { font-size: 0.7rem; }

  /* ── Editions ── */
  .editions-grid { grid-template-columns: 1fr 1fr; gap: 4px; margin-top: 2rem; }
  .edition-cell  { min-height: 130px; }
  .edition-cell-content { min-height: 130px; padding: 1rem; }
  .ed-year       { font-size: 1.35rem; margin-bottom: 0.25rem; }
  .ed-location   { font-size: 0.7rem; }

  /* ── Footer ── */
  footer { font-size: 0.7rem; padding: 1rem 1.25rem; }
}


/* ── Responsive — Very Small Mobile (≤ 360px) ── */

@media (max-width: 360px) {
  .section-inner { padding: 3rem 1rem; }
  .hero-content  { padding: 4rem 1rem 3.5rem; }
  h1             { font-size: clamp(1.75rem, 11vw, 2.2rem); }
  .editions-grid { grid-template-columns: 1fr; }
  .tl-cd-boxes   { flex-wrap: wrap; gap: 0.3rem; }
}