/* =========================================================
   CLASH VERTICAL ARCADE — Sunset Grid Design System
   80s arcade-marquee / synthwave sunset theme
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Audiowide&family=Poppins:wght@400;500;600;700;800&display=swap');

:root{
  --bg: #170a2b;
  --bg-alt: #200f3a;
  --panel: #26123f;
  --panel-2: #2f1750;
  --line: rgba(255,200,150,0.14);

  --sun-orange: #ff7a3d;
  --sun-orange-dim: #c9591f;
  --hot-pink: #ff2f92;
  --hot-pink-dim: #b81f68;
  --gold: #ffcf4d;
  --violet: #8b3ff0;

  --text: #fff3ea;
  --text-dim: #d9c6e8;
  --text-faint: #93789f80;
  --text-faint2: #b79bc7;

  --radius: 14px;
  --radius-sm: 8px;

  --font-display: 'Audiowide', 'Poppins', sans-serif;
  --font-body: 'Poppins', 'Segoe UI', sans-serif;

  --shadow-glow-cyan: 0 0 20px rgba(255,122,61,0.45), 0 0 44px rgba(255,47,146,0.2);
  --shadow-glow-magenta: 0 0 20px rgba(255,47,146,0.5), 0 0 44px rgba(139,63,240,0.25);
}

*, *::before, *::after{ box-sizing: border-box; }

html{ scroll-behavior: smooth; }

body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Background: sunset sky + perspective grid horizon */
body::before{
  content:"";
  position: fixed;
  inset:0;
  background:
    radial-gradient(ellipse 70% 45% at 50% 18%, rgba(255,207,77,0.35), transparent 60%),
    radial-gradient(ellipse 90% 60% at 50% 10%, rgba(255,47,146,0.28), transparent 65%),
    linear-gradient(180deg, #170a2b 0%, #2a0f3f 45%, #170a2b 100%);
  pointer-events: none;
  z-index: 0;
}
body::after{
  content:"";
  position: fixed;
  left:0; right:0; bottom:0;
  height: 55vh;
  background-image:
    linear-gradient(rgba(255,122,61,0.22) 1.5px, transparent 1.5px),
    linear-gradient(90deg, rgba(255,122,61,0.22) 1.5px, transparent 1.5px);
  background-size: 64px 64px;
  transform: perspective(300px) rotateX(55deg);
  transform-origin: bottom;
  mask-image: linear-gradient(to top, black 0%, black 40%, transparent 90%);
  pointer-events: none;
  z-index: 0;
  opacity: 0.55;
}

h1,h2,h3,h4{
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.01em;
  margin: 0 0 0.5em;
  line-height: 1.25;
}
h1{ font-size: clamp(2rem, 5vw, 3.2rem); }
h2{ font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3{ font-size: 1.25rem; font-family: var(--font-body); font-weight: 700; }

p{ margin: 0 0 1em; color: var(--text-dim); }
a{ color: var(--gold); text-decoration: none; }
a:hover{ color: var(--hot-pink); }

.container{
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ---------- Header ---------- */
.site-header{
  position: sticky;
  top:0;
  z-index: 50;
  background: rgba(23,10,43,0.88);
  backdrop-filter: blur(10px);
  border-bottom: 2px solid transparent;
  border-image: linear-gradient(90deg, var(--sun-orange), var(--hot-pink), var(--violet)) 1;
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 16px 24px;
  max-width: 1180px;
  margin: 0 auto;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.1rem;
  color: var(--text);
  letter-spacing: 0.02em;
}
.brand-mark{
  width: 36px; height: 36px;
  border-radius: 50%;
  background: linear-gradient(180deg, var(--gold), var(--sun-orange) 45%, var(--hot-pink));
  display:flex; align-items:center; justify-content:center;
  font-size: 1.1rem;
  box-shadow: var(--shadow-glow-cyan);
}
.brand span.accent{ color: var(--hot-pink); }

.nav-links{
  display:flex;
  gap: 26px;
  list-style:none;
  margin:0; padding:0;
  align-items:center;
}
.nav-links a{
  color: var(--text-dim);
  font-weight: 600;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: color .2s;
}
.nav-links a:hover, .nav-links a.active{ color: var(--sun-orange); }

.nav-cta{
  background: linear-gradient(90deg, var(--sun-orange), var(--hot-pink));
  color:#1a0a26 !important;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.86rem;
  letter-spacing: 0.03em;
}
.nav-cta:hover{ filter: brightness(1.12); color:#1a0a26 !important; }

.nav-toggle{
  display:none;
  background:none; border:none; color:var(--text);
  font-size: 1.6rem; cursor:pointer;
}

@media (max-width: 860px){
  .nav-toggle{ display:block; }
  .nav-links{
    position: fixed;
    top: 68px; left:0; right:0;
    background: var(--bg-alt);
    flex-direction: column;
    padding: 20px 24px 28px;
    border-bottom: 1px solid var(--line);
    display:none;
    gap: 18px;
  }
  .nav-links.open{ display:flex; }
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border: none;
  cursor:pointer;
  transition: transform .15s ease, box-shadow .2s ease, filter .2s ease;
}
.btn-primary{
  background: linear-gradient(90deg, var(--sun-orange), var(--hot-pink));
  color:#1a0a26;
  box-shadow: var(--shadow-glow-cyan);
}
.btn-primary:hover{ transform: translateY(-2px); filter: brightness(1.08); color:#1a0a26; }
.btn-outline{
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--gold);
}
.btn-outline:hover{ background: rgba(255,207,77,0.1); color: var(--gold); transform: translateY(-2px); }
.btn-lg{ padding: 16px 34px; font-size: 0.98rem; }

/* ---------- Hero ---------- */
.hero{
  padding: 80px 0 60px;
  text-align:center;
}
.eyebrow{
  display:inline-block;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--gold);
  background: rgba(255,207,77,0.1);
  border: 1px solid rgba(255,207,77,0.35);
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 22px;
  text-transform: uppercase;
}
.hero h1{
  max-width: 820px;
  margin-left:auto; margin-right:auto;
}
.hero h1 .grad{
  background: linear-gradient(90deg, var(--sun-orange), var(--hot-pink), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lead{
  max-width: 620px;
  margin: 18px auto 34px;
  font-size: 1.1rem;
}
.hero-actions{
  display:flex; gap:16px; justify-content:center; flex-wrap:wrap;
}
.hero-badges{
  display:flex; gap: 28px; justify-content:center; margin-top: 48px; flex-wrap:wrap;
  color: var(--text-faint2); font-size:0.85rem; text-transform:uppercase; letter-spacing:0.06em;
}
.hero-badges span{ display:flex; align-items:center; gap:8px; }

/* ---------- Section ---------- */
.section{ padding: 70px 0; }
.section-head{ text-align:center; max-width: 680px; margin: 0 auto 44px; }
.section-head .eyebrow{ margin-bottom: 14px; }

/* ---------- Game cards ---------- */
.game-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
@media (max-width: 760px){ .game-grid{ grid-template-columns: 1fr; } }

.game-card{
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  transition: transform .25s ease, box-shadow .25s ease;
  display:flex;
  flex-direction:column;
}
.game-card:hover{ transform: translateY(-6px); }
.game-card.cyan:hover{ box-shadow: var(--shadow-glow-cyan); }
.game-card.magenta:hover{ box-shadow: var(--shadow-glow-magenta); }

.game-card-art{
  height: 200px;
  position: relative;
  display:flex; align-items:center; justify-content:center;
  font-size: 4.5rem;
  overflow:hidden;
}
.game-card-art.frost{ background: radial-gradient(circle at 30% 20%, rgba(255,207,77,0.32), transparent 60%), linear-gradient(160deg, #3a1a4a, #1a0c26); }
.game-card-art.dragon{ background: radial-gradient(circle at 70% 20%, rgba(255,47,146,0.32), transparent 60%), linear-gradient(160deg, #401a38, #1a0c26); }

.tag-badge{
  position:absolute; top:14px; left:14px;
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--line);
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}

.game-card-body{ padding: 24px; flex:1; display:flex; flex-direction:column; }
.game-card-body h3{ margin-bottom: 8px; }
.game-card-body p{ flex:1; }
.game-meta{
  display:flex; gap:16px; margin: 10px 0 18px;
  font-size: 0.8rem; color: var(--text-faint2);
  text-transform: uppercase; letter-spacing:0.03em;
}

/* ---------- Feature grid ---------- */
.feature-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 860px){ .feature-grid{ grid-template-columns: 1fr; } }
.feature{
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}
.feature .icon{
  width:46px; height:46px;
  border-radius: 10px;
  display:flex; align-items:center; justify-content:center;
  font-size: 1.4rem;
  margin-bottom: 16px;
  background: linear-gradient(135deg, rgba(255,122,61,0.22), rgba(255,47,146,0.22));
  border: 1px solid var(--line);
}

/* ---------- CTA band ---------- */
.cta-band{
  background: linear-gradient(120deg, rgba(255,122,61,0.14), rgba(255,47,146,0.14));
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 50px 40px;
  text-align:center;
}

/* ---------- Footer ---------- */
.site-footer{
  border-top: 2px solid transparent;
  border-image: linear-gradient(90deg, var(--sun-orange), var(--hot-pink), var(--violet)) 1;
  padding: 56px 0 28px;
  margin-top: 40px;
  background: var(--bg-alt);
  position: relative; z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}
@media (max-width: 760px){ .footer-grid{ grid-template-columns: 1fr 1fr; } }
.footer-col h4{
  font-family: var(--font-body);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint2);
  margin-bottom: 16px;
}
.footer-col ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:10px; }
.footer-col a{ color: var(--text-dim); font-size: 0.95rem; }
.footer-col a:hover{ color: var(--sun-orange); }
.footer-bottom{
  border-top: 1px solid var(--line);
  padding-top: 24px;
  display:flex; justify-content:space-between; align-items:center;
  flex-wrap:wrap; gap:12px;
  font-size: 0.85rem; color: var(--text-faint2);
}
.footer-legal-note{
  max-width: 780px;
  font-size: 0.8rem;
  color: var(--text-faint2);
  margin-top: 18px;
  line-height:1.6;
}

/* ---------- Page header (inner pages) ---------- */
.page-hero{
  padding: 64px 0 40px;
  text-align:center;
  border-bottom: 1px solid var(--line);
}
.page-hero .eyebrow{ margin-bottom: 16px; }

/* ---------- Content blocks ---------- */
.content-block{ max-width: 820px; margin: 0 auto; }
.content-block h2{ margin-top: 2em; }
.content-block h3{ margin-top: 1.6em; }
.content-block ul, .content-block ol{ color: var(--text-dim); padding-left: 1.3em; }
.content-block li{ margin-bottom: 0.5em; }

.card{
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
}

/* ---------- Contact form ---------- */
.form-grid{ display:grid; gap: 18px; max-width: 560px; }
label{ display:block; font-size:0.85rem; text-transform:uppercase; letter-spacing:0.04em; color: var(--text-faint2); margin-bottom:6px; }
input, textarea, select{
  width:100%;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
}
input:focus, textarea:focus, select:focus{ outline: none; border-color: var(--sun-orange); }
textarea{ min-height: 130px; resize: vertical; }

.contact-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items:start;
}
@media (max-width: 860px){ .contact-grid{ grid-template-columns: 1fr; } }
.contact-info-item{ display:flex; gap:14px; margin-bottom: 22px; }
.contact-info-item .icon{
  width:40px; height:40px; flex-shrink:0;
  border-radius: 10px;
  background: rgba(255,122,61,0.14);
  border: 1px solid var(--line);
  display:flex; align-items:center; justify-content:center;
}

/* ---------- Game player page ---------- */
.game-stage-wrap{
  max-width: 900px;
  margin: 0 auto;
}
.game-stage{
  background: #0f0619;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  position: relative;
}
canvas{ display:block; width:100%; height:auto; background:#0f0619; border-radius: 8px; touch-action:none; }
.game-hud{
  display:flex; justify-content:space-between; align-items:center;
  margin-bottom: 14px;
  font-family: var(--font-display);
  font-size: 0.9rem;
}
.game-hud .score{ color: var(--sun-orange); }
.game-hud .score.p2{ color: var(--hot-pink); }
.game-controls-bar{
  display:flex; justify-content:space-between; align-items:center;
  margin-top: 14px; flex-wrap:wrap; gap:12px;
}
.overlay-msg{
  position:absolute; inset:18px;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  background: rgba(15,6,25,0.9);
  border-radius: 8px;
  text-align:center;
  padding: 20px;
  z-index: 5;
}
.overlay-msg h3{ font-size: 1.7rem; margin-bottom: 10px; font-family: var(--font-display); font-weight: 400; }
.hidden{ display:none !important; }

.how-to-play{
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap: 18px;
  margin-top: 30px;
}
@media (max-width: 760px){ .how-to-play{ grid-template-columns: 1fr; } }
.how-to-play .step{
  background: var(--panel);
  border:1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 20px;
}
.how-to-play .step .num{
  font-family: var(--font-display);
  color: var(--sun-orange);
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.level-badge-row{
  display:flex; flex-wrap:wrap; gap:8px; margin: 18px 0;
}
.level-pip{
  width: 22px; height:22px;
  border-radius: 5px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  display:flex; align-items:center; justify-content:center;
  font-size: 0.65rem;
  color: var(--text-faint2);
}
.level-pip.done{ background: linear-gradient(135deg, var(--sun-orange), var(--hot-pink)); color:#1a0a26; border-color:transparent; }
.level-pip.active{ border-color: var(--gold); color: var(--gold); }

/* age / info notice */
.notice{
  display:flex; gap:12px; align-items:flex-start;
  background: rgba(255,207,77,0.08);
  border: 1px solid rgba(255,207,77,0.3);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  font-size: 0.9rem;
  color: var(--text-dim);
  margin: 20px 0;
}

/* utility */
.text-center{ text-align:center; }
.mt-40{ margin-top:40px; }
.small{ font-size:0.85rem; color:var(--text-faint2); }