/* Warmux website: the main menu's sky, mountains and hills, with the dark
   rounded panels of the in-game menus. */

@font-face {
  font-family: "Baloo 2";
  src: url("/assets/fonts/baloo2.woff2") format("woff2");
  font-weight: 400 800;
  font-display: swap;
}
@font-face {
  font-family: "Ubuntu";
  src: url("/assets/fonts/ubuntu-400.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Ubuntu";
  src: url("/assets/fonts/ubuntu-500.woff2") format("woff2");
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: "Ubuntu";
  src: url("/assets/fonts/ubuntu-700.woff2") format("woff2");
  font-weight: 700;
  font-display: swap;
}

:root {
  --sky-top: #8fbcd8;
  --sky-low: #dcebf1;
  --sun: #fbe07a;
  --grass: #4d7a26;
  --meadow: #3d6620;
  --meadow-deep: #24411a;
  --panel: rgba(27, 32, 41, 0.86);
  --inset: rgba(255, 255, 255, 0.07);
  --inset-hover: rgba(255, 255, 255, 0.13);
  --text: #f4f5f2;
  --text-dim: #b5bcc1;
  --primary: #2fa35c;
  --primary-hover: #37b867;
  --gold: #ffd23f;
  --gold-edge: #6b4a00;
  --sea: #1f6fb3;
  --sea-deep: #0f3e6e;
  --radius: 16px;
  --display: "Baloo 2", "Ubuntu", system-ui, sans-serif;
  --body: "Ubuntu", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--body);
  color: var(--text);
  background: var(--meadow-deep);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; }
a { color: var(--gold); }
a:hover { color: #fff; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; border-radius: 6px; }

/* The dark rounded panels of the redesigned menus */
.panel {
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

/* ================= Scene ================= */

.scene {
  position: relative;
  min-height: max(640px, 100svh);
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}

.sky {
  position: absolute;
  inset: 0;
  z-index: -3;
  background: linear-gradient(180deg, var(--sky-top) 0%, #b5d3e4 45%, var(--sky-low) 80%);
  overflow: hidden;
}

/* Sun rays turning slowly around the sun */
.rays {
  position: absolute;
  left: 26%;
  top: 46%;
  width: 260vmax;
  height: 260vmax;
  translate: -50% -50%;
  background: repeating-conic-gradient(from 0deg,
              rgba(255, 255, 255, 0.22) 0deg 5deg,
              rgba(255, 255, 255, 0) 5deg 15deg);
  -webkit-mask-image: radial-gradient(circle, #000 0%, rgba(0, 0, 0, 0.5) 22%, transparent 48%);
          mask-image: radial-gradient(circle, #000 0%, rgba(0, 0, 0, 0.5) 22%, transparent 48%);
  animation: spin 160s linear infinite;
}
@keyframes spin { to { rotate: 360deg; } }

.sun {
  position: absolute;
  left: 26%;
  top: 46%;
  width: clamp(90px, 11vw, 150px);
  aspect-ratio: 1;
  translate: -50% -50%;
  border-radius: 50%;
  background: radial-gradient(circle at 38% 34%, #fff6c4 0 12%, var(--sun) 34%, #f6cf4d 100%);
  box-shadow: 0 0 60px 20px rgba(255, 236, 150, 0.45);
}

/* Soft, slightly blurred clouds, like the menu's */
.cloud {
  position: absolute;
  height: 60px;
  border-radius: 60px;
  background: #fff;
  filter: blur(3px);
  opacity: 0.9;
  animation: drift linear infinite;
}
.cloud::before, .cloud::after {
  content: "";
  position: absolute;
  background: #fff;
  border-radius: 50%;
}
.cloud::before { width: 46%; aspect-ratio: 1; left: 14%; bottom: 30%; }
.cloud::after { width: 34%; aspect-ratio: 1; left: 48%; bottom: 22%; }
.c1 { width: 340px; top: 9%; left: -6%; animation-duration: 140s; }
.c2 { width: 260px; top: 22%; left: 58%; animation-duration: 110s; animation-delay: -40s; }
.c3 { width: 300px; top: 42%; left: 36%; animation-duration: 170s; animation-delay: -90s; opacity: 0.8; }
.c4 { width: 220px; top: 34%; left: 80%; animation-duration: 125s; animation-delay: -20s; }
@keyframes drift {
  from { transform: translateX(-40vw); }
  to   { transform: translateX(110vw); }
}

/* Super Tux, flying over the hills */
.tux {
  position: absolute;
  right: clamp(12px, 9vw, 160px);
  top: clamp(70px, 13vh, 150px);
  width: clamp(96px, 13vw, 186px);
  z-index: -1;
  animation: fly 6s ease-in-out infinite;
  filter: drop-shadow(0 12px 10px rgba(30, 60, 90, 0.18));
}
@keyframes fly {
  0%, 100% { transform: translate(0, 0) rotate(-2deg); }
  50%      { transform: translate(-14px, -18px) rotate(3deg); }
}

.land {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 46%;
  z-index: -2;
}

.hero {
  position: relative;
  width: min(100% - 32px, 760px);
  margin-top: clamp(28px, 7vh, 80px);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

/* The logo: white rounded letters, the bomb standing in for the A */
.logo {
  margin: 0;
  display: flex;
  align-items: center;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(64px, 13vw, 150px);
  line-height: 0.9;
  letter-spacing: 0.01em;
  color: #fff;
  text-shadow: 0 6px 0 rgba(120, 140, 160, 0.35), 0 14px 26px rgba(40, 70, 100, 0.25);
  animation: drop-in 0.8s cubic-bezier(.2, 1.4, .4, 1) both;
}
.logo img {
  width: 0.92em;
  height: auto;
  margin: 0 -0.1em 0 0.02em; /* the fuse sticks out on the right */
  translate: 0 -0.04em;
  filter: drop-shadow(0 8px 10px rgba(40, 70, 100, 0.25));
  animation: wobble 4s ease-in-out 1s infinite;
}
@keyframes wobble {
  0%, 100% { rotate: -4deg; }
  50%      { rotate: 5deg; }
}
@keyframes drop-in {
  from { opacity: 0; transform: translateY(-40px) scale(0.92); }
  to   { opacity: 1; transform: none; }
}

/* Gold with a dark edge, like "Version 12.0.1" under the menu */
.tagline {
  margin: 6px 0 26px;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(20px, 3.2vw, 30px);
  color: var(--gold);
  letter-spacing: 0.01em;
  text-shadow:
    -2px -2px 0 var(--gold-edge), 2px -2px 0 var(--gold-edge),
    -2px 2px 0 var(--gold-edge), 2px 2px 0 var(--gold-edge),
    0 4px 0 var(--gold-edge);
  animation: drop-in 0.8s 0.12s cubic-bezier(.2, 1.4, .4, 1) both;
}

/* ================= The download card ================= */

.get {
  width: min(100%, 520px);
  padding: 18px 18px 14px;
  animation: drop-in 0.8s 0.24s cubic-bezier(.2, 1.4, .4, 1) both;
}

.big-button {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 22px;
  border-radius: 14px;
  background: var(--primary);
  color: #fff;
  text-decoration: none;
  text-align: left;
  box-shadow: 0 5px 0 #1d7341, 0 10px 24px rgba(0, 0, 0, 0.25);
  transition: background 0.15s, transform 0.12s, box-shadow 0.12s;
}
.big-button:hover { background: var(--primary-hover); color: #fff; transform: translateY(-2px); box-shadow: 0 7px 0 #1d7341, 0 14px 28px rgba(0, 0, 0, 0.28); }
.big-button:active { transform: translateY(3px); box-shadow: 0 2px 0 #1d7341, 0 6px 14px rgba(0, 0, 0, 0.25); }
.big-button.is-unavailable { background: #4a525b; box-shadow: 0 5px 0 #30363c, 0 10px 24px rgba(0, 0, 0, 0.25); }

.os-icon {
  flex: none;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
}
.os-icon svg { width: 100%; height: 100%; fill: currentColor; }

.big-label { display: flex; flex-direction: column; min-width: 0; }
#dl-title {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(22px, 4.4vw, 30px);
  line-height: 1.1;
}
.big-sub { font-size: 14px; opacity: 0.9; overflow-wrap: anywhere; }

.hint {
  margin: 14px 4px 4px;
  font-size: 14px;
  color: var(--text-dim);
}
.hint code, .dl-hint code {
  font-size: 13px;
  padding: 1px 6px;
  border-radius: 6px;
  background: var(--inset);
  color: var(--text);
  overflow-wrap: anywhere;
}
.others { margin: 6px 0 0; font-size: 14px; font-weight: 500; }

/* ================= The teams on the hill ================= */

.crowd {
  list-style: none;
  margin: auto 0 0;
  padding: 0 16px 10px;
  display: flex;
  justify-content: center;
  gap: clamp(2px, 2vw, 22px);
  flex-wrap: wrap;
  position: relative;
}
.crowd li { animation: hop 2.4s ease-in-out infinite; }
.crowd li:nth-child(2n) { animation-delay: -0.6s; }
.crowd li:nth-child(3n) { animation-delay: -1.3s; }
.crowd img {
  width: clamp(40px, 6vw, 64px);
  filter: drop-shadow(0 6px 4px rgba(20, 40, 10, 0.35));
  transition: transform 0.15s;
}
.crowd img:hover { transform: scale(1.18) rotate(-6deg); }
@keyframes hop {
  0%, 70%, 100% { transform: translateY(0); }
  80%           { transform: translateY(-14px); }
  90%           { transform: translateY(0); }
}

/* ================= Below the hills ================= */

.meadow {
  background: linear-gradient(180deg, var(--grass) 0%, var(--meadow) 30%, var(--meadow-deep) 100%);
  padding: 40px 16px 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 64px;
}
.meadow > section { width: min(100%, 1080px); }

h2 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(30px, 5vw, 46px);
  line-height: 1.1;
  margin: 0 0 14px;
  text-shadow: 0 3px 0 rgba(0, 0, 0, 0.25);
}
h2 em { font-style: normal; color: var(--gold); }

.intro { text-align: center; max-width: 760px; }
.intro p { font-size: clamp(17px, 2.2vw, 20px); color: #e2ead9; margin: 0; }

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
}
.feature { padding: 22px; transition: transform 0.15s; }
.feature:hover { transform: translateY(-4px) rotate(-0.5deg); }
.feature img {
  width: 56px;
  height: 56px;
  padding: 4px;
  border-radius: 14px;
  background: var(--inset);
}
.feature h3 {
  font-family: var(--display);
  font-weight: 800;
  font-size: 22px;
  margin: 12px 0 4px;
}
.feature p { margin: 0; color: var(--text-dim); font-size: 15px; }

/* Screenshots */
.gallery { display: grid; gap: 12px; }
.shot { margin: 0; padding: 10px; }
.shot img { display: block; width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 10px; }
.thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.thumb {
  padding: 5px;
  border: 0;
  border-radius: 12px;
  background: var(--panel);
  cursor: pointer;
  transition: transform 0.15s, background 0.15s;
}
.thumb img { display: block; border-radius: 8px; aspect-ratio: 16 / 9; object-fit: cover; opacity: 0.65; transition: opacity 0.15s; }
.thumb:hover img, .thumb.is-on img { opacity: 1; }
.thumb.is-on { background: var(--primary); }
.thumb:hover { transform: translateY(-2px); }

/* Weapons on a conveyor belt */
.arsenal { text-align: center; }
.belt {
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--panel);
  padding: 16px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.belt-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 18px;
  width: max-content;
  animation: belt 50s linear infinite;
}
.belt:hover .belt-track { animation-play-state: paused; }
.belt-track li {
  flex: none;
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--inset);
}
.belt-track img { width: 48px; height: 48px; }
@keyframes belt { to { transform: translateX(-50%); } }

/* Teams */
.teams { text-align: center; }
.team-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(112px, 1fr));
  gap: 12px;
}
.team-grid li {
  padding: 14px 8px 10px;
  border-radius: 14px;
  background: var(--panel);
  transition: transform 0.15s, background 0.15s;
}
.team-grid li:hover { transform: translateY(-4px); background: rgba(27, 32, 41, 0.95); }
.team-grid li:hover img { animation: hop-once 0.5s ease-out; }
.team-grid img { width: 64px; height: 64px; }
.team-grid span { display: block; font-weight: 700; font-size: 14px; margin-top: 4px; }
@keyframes hop-once {
  40% { transform: translateY(-12px) rotate(-8deg); }
  100% { transform: none; }
}

/* Downloads */
.downloads { padding: clamp(18px, 3vw, 30px); }
.dl-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.dl-version { margin: 0; color: var(--text-dim); font-weight: 500; }
.dl-list { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 10px; }
.dl-loading { color: var(--text-dim); padding: 14px 0; }
.dl-item {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--inset);
}
.dl-item.is-yours { background: rgba(47, 163, 92, 0.18); box-shadow: inset 0 0 0 2px var(--primary); }
.dl-item .os-icon { width: 36px; height: 36px; color: var(--text-dim); }
.dl-item.is-yours .os-icon { color: #fff; }
.dl-name { font-weight: 700; }
.dl-name small { margin-left: 8px; font-weight: 500; color: var(--gold); }
.dl-file { font-size: 13px; color: var(--text-dim); overflow-wrap: anywhere; }
.dl-hint { font-size: 13px; color: var(--text-dim); margin-top: 2px; }
.dl-get {
  padding: 10px 18px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}
.dl-get:hover { background: var(--primary-hover); color: #fff; }
.dl-more { margin: 18px 0 0; color: var(--text-dim); font-size: 15px; }

/* ================= The sea ================= */

.sea { background: var(--sea-deep); position: relative; }
.waves { display: block; width: 100%; height: 60px; margin-top: -1px; background: var(--meadow-deep); }
.waves .w1 { fill: #4aa3e0; animation: swell 7s ease-in-out infinite alternate; }
.waves .w2 { fill: var(--sea); animation: swell 5s ease-in-out -2s infinite alternate-reverse; }
@keyframes swell { to { transform: translateX(-120px); } }
.sea-body {
  background: linear-gradient(180deg, var(--sea) 0%, var(--sea-deep) 100%);
  padding: 10px 16px 40px;
  text-align: center;
}
.sea-logo {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--display);
  font-weight: 800;
  font-size: 28px;
}
.sea nav { display: flex; justify-content: center; gap: 22px; flex-wrap: wrap; margin: 8px 0; }
.sea nav a { color: #fff; font-weight: 500; text-decoration: none; border-bottom: 2px solid rgba(255, 255, 255, 0.35); }
.sea nav a:hover { border-color: var(--gold); }
.fine { margin: 10px auto 0; max-width: 620px; font-size: 13px; color: #b9d3ea; }

/* ================= Small screens ================= */

@media (max-width: 640px) {
  .scene { min-height: auto; padding-bottom: 6px; }
  .land { height: 34%; }
  .hero { margin-top: 84px; }
  .tux { top: 14px; right: 10px; }
  .crowd { margin-top: 40px; }
  .thumbs { grid-template-columns: repeat(2, 1fr); }
  .dl-item { grid-template-columns: 32px 1fr; }
  .dl-item .os-icon { width: 28px; height: 28px; }
  .dl-get { grid-column: 1 / -1; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  html { scroll-behavior: auto; }
}