/* ============================================================
   SUNWAY CYBERSECURITY CLUB - style.css
   phosphor terminal zine. no frameworks, no trackers, no forms.
   ============================================================ */

:root {
  --bg: #070707;
  --bg-2: #0e0e0e;
  --bg-3: #161616;
  --ink: #f2f2f2;
  --dim: #969696;
  --faint: #303030;
  --grn: #ffffff;
  --grn-soft: rgba(255, 255, 255, 0.07);
  --amb: #c9c9c9;
  --red: #ff3355;
  --term: #3fe05a;
  --line: #242424;
  --mono: "Fragment Mono", monospace;
  --disp: "Anton", sans-serif;
  --pix: "VT323", monospace;
  --maxw: 1180px;
}

/* SUNCTF theme: black base, red alert accents - the special one */
.theme-ctf {
  --bg: #050505;
  --bg-2: #0d0d0d;
  --bg-3: #151515;
  --grn: #ff3355;
  --grn-soft: rgba(255, 51, 85, 0.1);
  --term: #ff3355;
  --amb: #ff8fa3;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.7;
  overflow-x: hidden;
  cursor: default;
}

::selection { background: var(--grn); color: var(--bg); }

/* ---------- atmosphere layers ---------- */

body::before {
  /* scanlines */
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 2px,
    rgba(0, 0, 0, 0.22) 3px,
    transparent 4px
  );
  mix-blend-mode: multiply;
}

body::after {
  /* film grain + vignette */
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9997;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.16'/%3E%3C/svg%3E"),
    radial-gradient(ellipse 140% 120% at 50% 50%, transparent 62%, rgba(0, 0, 0, 0.5) 100%);
}

.dotgrid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(var(--faint) 1px, transparent 1.5px);
  background-size: 26px 26px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
  -webkit-mask-image: linear-gradient(to bottom, black, transparent 85%);
  opacity: 0.5;
}

/* ---------- type ---------- */

h1, h2, h3, .disp {
  font-family: var(--disp);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: 0.015em;
  text-transform: uppercase;
}

/* accent words inside headings: hollow outline, same grotesque */
h1 .accent, h2 .accent, h3 .accent {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--ink);
}

a { color: var(--grn); text-decoration: none; }
a:hover { text-decoration: none; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

/* ---------- shared shell ---------- */

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
}

/* top status bar */
.statusbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 7px 24px 5px;
  border-bottom: 1px solid var(--line);
  font-family: var(--pix);
  font-size: 15px;
  color: var(--dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--bg-2);
}
.statusbar .live { color: var(--grn); }
.theme-ctf .statusbar .live { color: var(--term); }
.statusbar .blink { animation: blink 1.1s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* nav */
header.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5, 8, 7, 0.88);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}
.theme-ctf header.nav { background: rgba(8, 5, 10, 0.88); }

.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-prompt {
  font-family: var(--pix);
  font-size: 17px;
  color: var(--dim);
  white-space: nowrap;
}
.nav-prompt b { color: var(--grn); font-weight: 400; }
.nav-prompt .cursor {
  display: inline-block;
  width: 8px; height: 15px;
  background: var(--grn);
  vertical-align: -2px;
  animation: blink 1.1s steps(2) infinite;
}

.nav-links {
  display: flex;
  gap: 4px;
  margin-left: auto;
  list-style: none;
}
.nav-links a {
  display: block;
  padding: 6px 12px;
  font-size: 13px;
  color: var(--dim);
  border: 1px solid transparent;
  transition: all 0.15s;
}
.nav-links a:hover {
  color: var(--grn);
  border-color: var(--faint);
  background: var(--grn-soft);
}
.nav-links a.active {
  color: var(--bg);
  background: var(--grn);
}
.nav-links a::before { content: "./"; opacity: 0.5; }
.nav-links a.active::before { opacity: 0.8; }

/* mobile nav toggle */
.nav-toggle {
  display: none;
  margin-left: auto;
  background: none;
  border: 1px solid var(--faint);
  color: var(--grn);
  font-family: var(--mono);
  font-size: 13px;
  padding: 6px 12px;
  cursor: pointer;
}

/* ---------- buttons ---------- */

.btn {
  display: inline-block;
  padding: 13px 26px;
  font-family: var(--mono);
  font-size: 14px;
  border: 1px solid var(--grn);
  color: var(--grn);
  background: transparent;
  position: relative;
  transition: all 0.12s;
  box-shadow: 4px 4px 0 var(--faint);
}
.btn:hover {
  background: var(--grn);
  color: var(--bg);
  box-shadow: 2px 2px 0 var(--faint);
  transform: translate(2px, 2px);
}
.btn::before { content: "[ "; }
.btn::after { content: " ]"; }

.btn.btn-solid {
  background: var(--grn);
  color: var(--bg);
  font-weight: 700;
}
.btn.btn-solid:hover {
  background: var(--ink);
  border-color: var(--ink);
}
.btn.btn-amb {
  border-color: var(--amb);
  color: var(--amb);
}
.btn.btn-amb:hover { background: var(--amb); color: var(--bg); }

/* ---------- section furniture ---------- */

section { position: relative; }

.sec-pad { padding: 88px 0; }

.sec-head {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 42px;
  flex-wrap: wrap;
}
.sec-head h2 {
  font-size: clamp(38px, 6vw, 64px);
  color: var(--ink);
}
.sec-head h2 .accent { color: var(--grn); }
.sec-head .sec-no {
  font-size: 12px;
  color: var(--dim);
  letter-spacing: 0.15em;
}
.sec-head .rule {
  flex: 1;
  min-width: 60px;
  height: 1px;
  background: repeating-linear-gradient(to right, var(--faint) 0 6px, transparent 6px 12px);
  align-self: center;
}

.ascii-divider {
  overflow: hidden;
  white-space: nowrap;
  color: var(--faint);
  font-size: 12px;
  user-select: none;
  text-align: center;
}

/* ---------- cards ---------- */

.card {
  border: 1px solid var(--line);
  background: var(--bg-2);
  position: relative;
  overflow: hidden;
}
.card .thumb {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
  border-bottom: 1px solid var(--line);
  background: var(--bg-3);
}
.card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.85) contrast(1.05);
  transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1), filter 0.3s;
}
.card:hover .thumb img {
  transform: scale(1.04);
  filter: saturate(1.1) contrast(1.08);
}
.card .thumb::after {
  /* green phosphor tint on hover */
  content: "";
  position: absolute;
  inset: 0;
  background: var(--grn-soft);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.card:hover .thumb::after { opacity: 1; }

.card .meta {
  padding: 16px 18px 18px;
}
.card .meta .tag {
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--dim);
  text-transform: uppercase;
}
.card .meta h3 {
  font-size: 24px;
  margin-top: 6px;
  color: var(--ink);
}
.card .corner {
  position: absolute;
  top: 0; right: 0;
  padding: 3px 10px;
  font-size: 10px;
  background: var(--faint);
  color: var(--ink);
  letter-spacing: 0.1em;
  z-index: 2;
}

/* ---------- reveal on scroll ---------- */

.rv {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s ease, transform 0.55s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.rv.in { opacity: 1; transform: none; }
.rv-d1 { transition-delay: 0.08s; }
.rv-d2 { transition-delay: 0.16s; }
.rv-d3 { transition-delay: 0.24s; }
.rv-d4 { transition-delay: 0.32s; }

@media (prefers-reduced-motion: reduce) {
  .rv { opacity: 1; transform: none; transition: none; }
  .nav-prompt .cursor, .blink { animation: none; }
}

/* ---------- footer ---------- */

footer {
  border-top: 1px solid var(--line);
  background: var(--bg-2);
  padding: 56px 0 32px;
  margin-top: 40px;
}
.foot-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
}
.foot-grid h4 {
  font-family: var(--disp);
  font-size: 20px;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 14px;
}
.foot-grid ul { list-style: none; }
.foot-grid li { margin-bottom: 8px; font-size: 13px; }
.foot-grid a { color: var(--ink); }
.foot-grid a:hover { color: var(--grn); }
.foot-grid a::before { content: "> "; color: var(--faint); }

.foot-logos {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 18px;
  flex-wrap: wrap;
}
.foot-logos img { height: 52px; width: auto; opacity: 0.8; }

.foot-note {
  margin-top: 44px;
  padding-top: 20px;
  border-top: 1px dashed var(--faint);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 11px;
  color: var(--dim);
}
.foot-note .ok { color: var(--grn); }
.foot-note .joke { max-width: 560px; text-align: right; }
.foot-note .joke a { color: var(--grn); text-decoration: underline dotted; }
.foot-note .joke a:hover { color: var(--amb); }
@media (max-width: 640px) { .foot-note .joke { text-align: left; } }

/* ---------- ticker (packet-stream strip) ---------- */

.ticker {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
  overflow: hidden;
  user-select: none;
  position: relative;
}
.ticker::before, .ticker::after {
  /* edge fades so segments emerge from darkness */
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  width: 70px;
  z-index: 2;
  pointer-events: none;
}
.ticker::before { left: 0; background: linear-gradient(to right, var(--bg), transparent); }
.ticker::after { right: 0; background: linear-gradient(to left, var(--bg), transparent); }

.ticker-track {
  display: flex;
  align-items: stretch;
  white-space: nowrap;
  width: max-content;
  animation: ticker 36s linear infinite;
}
@keyframes ticker { to { transform: translateX(-50%); } }
.ticker:hover .ticker-track { animation-play-state: paused; }

.tk {
  display: flex;
  align-items: center;
  padding: 11px 26px;
  border-right: 1px solid var(--line);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim);
}
.tk .hx { color: var(--faint); margin-right: 12px; font-size: 10px; }
.tk.grn { color: var(--grn); }
.tk.inv {
  background: var(--grn);
  color: var(--bg);
  font-weight: 700;
}
.tk.big {
  font-family: var(--pix);
  font-size: 27px;
  letter-spacing: 0.04em;
  color: var(--ink);
  padding-top: 2px;
  padding-bottom: 0;
}
.tk.ghost {
  font-family: var(--disp);
  font-size: 22px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: transparent;
  -webkit-text-stroke: 1px var(--dim);
  padding-top: 4px;
  padding-bottom: 0;
}
.tk.blocks { color: var(--faint); font-size: 12px; letter-spacing: 0; }

/* ============================================================
   HOME
   ============================================================ */

.hero {
  position: relative;
  padding: 70px 0 80px;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.boot {
  font-family: var(--pix);
  font-size: 16px;
  color: var(--dim);
  margin-bottom: 26px;
  min-height: 78px;
}
.boot .ok { color: var(--grn); }
.boot .warn { color: var(--amb); }

.hero h1 {
  font-size: clamp(50px, 8vw, 104px);
  color: var(--ink);
}

.hero .sub {
  margin-top: 20px;
  max-width: 480px;
  color: var(--dim);
  font-size: 14px;
}
.hero .sub b { color: var(--ink); font-weight: 400; }

.hero-ctas {
  margin-top: 34px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-canvas-box {
  position: relative;
  display: grid;
  place-items: center;
}
#logoCanvas {
  width: min(100%, 460px);
  aspect-ratio: 1;
  image-rendering: pixelated;
}
.hero-canvas-box .frame-label {
  position: absolute;
  bottom: -6px;
  right: 8px;
  font-size: 10px;
  color: var(--faint);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* socials strip */
.socials-inline {
  display: flex;
  gap: 22px;
  margin-top: 30px;
  font-size: 13px;
}
.socials-inline a { color: var(--dim); transition: color 0.15s; }
.socials-inline a:hover { color: var(--grn); }
.socials-inline a::before { content: "["; color: var(--faint); }
.socials-inline a::after { content: "]"; color: var(--faint); }

/* sunctf banner on home */
.ctf-banner {
  border: 1px solid var(--ink);
  background:
    repeating-linear-gradient(-45deg, rgba(255, 255, 255, 0.035) 0 14px, transparent 14px 28px),
    var(--bg-2);
  padding: 46px 40px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.ctf-banner::before {
  content: "PRIORITY_TRANSMISSION";
  position: absolute;
  top: 0; left: 0;
  font-size: 10px;
  letter-spacing: 0.24em;
  background: var(--ink);
  color: var(--bg);
  padding: 3px 12px;
}
.ctf-banner h2 {
  font-size: clamp(44px, 7vw, 84px);
  color: var(--ink);
  text-shadow: 4px 4px 0 rgba(255, 255, 255, 0.14);
}
.ctf-banner h2 .yr { color: var(--dim); }
.ctf-banner p { color: var(--dim); font-size: 13px; max-width: 520px; margin-top: 10px; }
.ctf-banner .btn {
  border-color: var(--ink);
  color: var(--ink);
  box-shadow: 4px 4px 0 var(--faint);
}
.ctf-banner .btn:hover { background: var(--ink); color: var(--bg); }

/* events preview grid */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

/* sponsors */
.sponsor-wall {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border: 1px solid var(--line);
  background: var(--bg-2);
}
.sponsor-cell {
  border-right: 1px solid var(--line);
  padding: 30px 22px;
  display: grid;
  place-items: center;
  min-height: 120px;
  position: relative;
  transition: background 0.2s;
}
.sponsor-cell:last-child { border-right: none; }
.sponsor-cell img, .sponsor-cell svg {
  max-width: 100%;
  max-height: 62px;
  width: auto;
  filter: grayscale(1) brightness(1.9) contrast(0.75);
  opacity: 0.55;
  transition: filter 0.25s, opacity 0.25s;
}
.sponsor-cell:hover { background: var(--bg-3); }
.sponsor-cell:hover img, .sponsor-cell:hover svg {
  filter: none;
  opacity: 1;
}

/* work with us */
.workwithus {
  margin-top: 22px;
  border: 1px dashed var(--faint);
  background: var(--bg-2);
  padding: 30px 32px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 26px;
  align-items: center;
}
.workwithus h3 {
  font-family: var(--disp);
  font-size: 30px;
  text-transform: uppercase;
  color: var(--amb);
}
.workwithus p { color: var(--dim); font-size: 13px; margin-top: 8px; max-width: 560px; }
.workwithus-ctas { display: flex; gap: 14px; flex-wrap: wrap; }
@media (max-width: 960px) { .workwithus { grid-template-columns: 1fr; } }

/* join strip */
.join-strip {
  text-align: center;
  padding: 90px 24px;
  border-top: 1px solid var(--line);
  background:
    radial-gradient(ellipse 60% 80% at 50% 100%, var(--grn-soft), transparent 70%),
    var(--bg);
}
.join-strip h2 {
  font-size: clamp(40px, 6.5vw, 76px);
}
.join-strip p { color: var(--dim); font-size: 13px; margin: 14px auto 30px; max-width: 460px; }

/* ============================================================
   EVENTS
   ============================================================ */

.page-head {
  padding: 64px 0 20px;
  position: relative;
}
.page-head h1 {
  font-size: clamp(52px, 8vw, 104px);
}
.page-head h1 .accent { color: var(--grn); }
.page-head .crumbs {
  font-size: 12px;
  color: var(--dim);
  margin-bottom: 18px;
}
.page-head .lead {
  color: var(--dim);
  max-width: 560px;
  margin-top: 16px;
  font-size: 14px;
}

.year-block { padding: 44px 0 10px; }
.year-head {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 28px;
}
.year-head h2 {
  font-size: clamp(48px, 6vw, 84px);
  color: var(--faint);
  -webkit-text-stroke: 1px var(--dim);
  letter-spacing: 0.04em;
}
.year-head .count {
  font-size: 12px;
  color: var(--dim);
  border: 1px solid var(--faint);
  padding: 4px 10px;
}
.year-head .rule { flex: 1; height: 1px; background: var(--line); }

/* ============================================================
   SUNCTF PAGE
   ============================================================ */

.ctf-hero {
  position: relative;
  padding: 84px 0 90px;
  text-align: center;
  overflow: hidden;
}
.ctf-hero .flag-line {
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--dim);
  text-transform: uppercase;
  margin-bottom: 22px;
}
.ctf-hero .flag-line b { color: var(--grn); font-weight: 400; }

#ctfLogo {
  width: min(92vw, 860px);
  height: auto;
  display: block;
  margin: 0 auto;
}

.ctf-hero .date-row {
  margin-top: 26px;
  display: flex;
  justify-content: center;
  gap: 34px;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--dim);
}
.ctf-hero .date-row b { color: var(--ink); font-weight: 400; }

.ctf-hero .hero-ctas { justify-content: center; }

/* flag format strip */
.flag-format {
  margin: 40px auto 0;
  display: inline-block;
  border: 1px dashed var(--faint);
  padding: 10px 22px;
  font-size: 13px;
  color: var(--dim);
}
.flag-format code { color: var(--grn); }

/* info cells */
.ctf-cells {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--line);
}
.ctf-cell {
  padding: 30px 26px;
  border-right: 1px solid var(--line);
  background: var(--bg-2);
}
.ctf-cell:last-child { border-right: none; }
.ctf-cell .no { font-size: 11px; color: var(--grn); letter-spacing: 0.2em; }
.ctf-cell h3 { font-size: 26px; margin: 10px 0 10px; }
.ctf-cell p { font-size: 13px; color: var(--dim); }

/* gallery */
.gallery {
  columns: 3;
  column-gap: 14px;
}
.gallery a {
  display: block;
  margin-bottom: 14px;
  border: 1px solid var(--line);
  overflow: hidden;
  position: relative;
  break-inside: avoid;
}
.gallery img {
  width: 100%;
  display: block;
  filter: saturate(0.85);
  transition: transform 0.35s, filter 0.3s;
}
.gallery a:hover img { transform: scale(1.03); filter: saturate(1.15); }

/* past edition rows */
.edition-row {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 36px;
  align-items: center;
  padding: 40px 0;
  border-top: 1px dashed var(--faint);
}
.edition-row img {
  width: 100%;
  border: 1px solid var(--line);
  display: block;
}
.edition-row h3 { font-size: clamp(32px, 4vw, 52px); }
.edition-row .yr-tag {
  font-size: 11px;
  color: var(--grn);
  letter-spacing: 0.24em;
}
.edition-row p { color: var(--dim); font-size: 13px; margin-top: 12px; }

/* ============================================================
   RESOURCES
   ============================================================ */

.res-group { margin-bottom: 54px; }
.res-group > h2 {
  font-size: clamp(30px, 4vw, 46px);
  margin-bottom: 6px;
}
.res-group > .desc { color: var(--dim); font-size: 13px; max-width: 620px; margin-bottom: 22px; }

.res-list { list-style: none; border-top: 1px solid var(--line); }
.res-list li {
  border-bottom: 1px solid var(--line);
}
.res-list a.res-item {
  display: grid;
  grid-template-columns: 200px 1fr auto;
  gap: 24px;
  padding: 18px 14px;
  align-items: baseline;
  color: var(--ink);
  transition: background 0.15s;
}
.res-list a.res-item:hover { background: var(--bg-2); }
.res-list .res-name { font-family: var(--disp); font-size: 22px; text-transform: uppercase; color: var(--grn); }
.res-list .res-desc { font-size: 13px; color: var(--dim); }
.res-list .res-arrow { color: var(--faint); font-size: 13px; }
.res-list a.res-item:hover .res-arrow { color: var(--grn); }

/* ============================================================
   LIGHTBOX (gallery)
   ============================================================ */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(3, 5, 4, 0.93);
  display: none;
  place-items: center;
  padding: 4vh 4vw;
  cursor: zoom-out;
}
.lightbox.open { display: grid; }
.lightbox img {
  max-width: 100%;
  max-height: 88vh;
  border: 1px solid var(--faint);
}
.lightbox .lb-hint {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 11px;
  color: var(--dim);
  letter-spacing: 0.2em;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-canvas-box { order: -1; }
  #logoCanvas { width: min(70vw, 340px); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .sponsor-wall { grid-template-columns: repeat(3, 1fr); }
  .sponsor-cell:nth-child(3n) { border-right: none; }
  .sponsor-cell { border-bottom: 1px solid var(--line); }
  .ctf-cells { grid-template-columns: 1fr; }
  .ctf-cell { border-right: none; border-bottom: 1px solid var(--line); }
  .ctf-cell:last-child { border-bottom: none; }
  .gallery { columns: 2; }
  .edition-row { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .ctf-banner { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .grid-3 { grid-template-columns: 1fr; }
  .gallery { columns: 1; }
  .foot-grid { grid-template-columns: 1fr; }
  .statusbar { display: none; }
  .nav-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    flex-direction: column;
    background: var(--bg-2);
    border-bottom: 1px solid var(--line);
    padding: 10px 16px 16px;
  }
  .nav-links.open { display: flex; }
  .res-list a.res-item { grid-template-columns: 1fr; gap: 6px; }
}