/* ============================================================
   SNAP RUSH — Global Styles
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&family=Share+Tech+Mono&display=swap');

/* ── Variables ──────────────────────────────────────────── */
:root {
  --bg:           #07070f;
  --bg-card:      #0d0d1c;
  --bg-card-2:    #13132a;

  --cyan:         #00e5cc;
  --cyan-dim:     #00b3a0;
  --cyan-glow:    rgba(0, 229, 204, 0.25);
  --cyan-glow-lg: rgba(0, 229, 204, 0.10);

  --pink:         #ff1a6c;
  --pink-glow:    rgba(255, 26, 108, 0.25);

  --yellow:       #ffe600;
  --green:        #39ff14;
  --red:          #ff3333;

  --text:         #ccd0e8;
  --text-dim:     #8890b0;
  --text-muted:   #4a5070;

  --border:       rgba(0, 229, 204, 0.14);
  --border-hi:    rgba(0, 229, 204, 0.45);

  --font-title:   'Press Start 2P', monospace;
  --font-body:    'Share Tech Mono', monospace;

  --radius:       4px;
  --t:            0.14s ease;
}

/* ── Reset ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Scanlines ──────────────────────────────────────────── */
.scanlines {
  position: fixed; inset: 0;
  z-index: 9999; pointer-events: none;
  background: repeating-linear-gradient(
    0deg, transparent, transparent 2px,
    rgba(0,0,0,0.07) 2px, rgba(0,0,0,0.07) 4px
  );
}

/* ── Grid Bg ────────────────────────────────────────────── */
.grid-bg {
  position: fixed; inset: 0;
  z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(0,229,204,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,229,204,0.04) 1px, transparent 1px);
  background-size: 44px 44px;
}

/* ── Animations ─────────────────────────────────────────── */
@keyframes glitch-1 {
  0%,88%,100% { clip-path: none; transform: none; }
  90% { clip-path: polygon(0 15%,100% 15%,100% 45%,0 45%); transform: translate(-3px, 1px); }
  93% { clip-path: polygon(0 60%,100% 60%,100% 80%,0 80%); transform: translate(2px,-1px); }
}
@keyframes glitch-2 {
  0%,86%,100% { opacity: 0; }
  87% { opacity: 1; clip-path: polygon(0 25%,100% 25%,100% 55%,0 55%); transform: translate(4px,-2px); color: var(--pink); }
  89% { opacity: 0; }
}
@keyframes fade-up   { from { opacity:0; transform:translateY(14px); } to { opacity:1; transform:none; } }
@keyframes fade-in   { from { opacity:0; } to { opacity:1; } }
@keyframes pulse-glow {
  0%,100% { box-shadow: 0 0 8px var(--cyan-glow); }
  50%     { box-shadow: 0 0 20px var(--cyan-glow), 0 0 40px var(--cyan-glow-lg); }
}
@keyframes blink { 0%,100%{opacity:1;} 50%{opacity:0;} }
@keyframes spin   { to { transform: rotate(360deg); } }
@keyframes pop-in {
  0%   { opacity:0; transform: scale(0.85) translateY(10px); }
  60%  { transform: scale(1.03) translateY(-2px); }
  100% { opacity:1; transform: scale(1) translateY(0); }
}

/* ── Glitch Title ────────────────────────────────────────── */
.glitch { position: relative; }
.glitch::before, .glitch::after {
  content: attr(data-text);
  position: absolute; inset: 0;
}
.glitch::before { animation: glitch-1 5s infinite; color: var(--cyan); }
.glitch::after  { animation: glitch-2 5s infinite; }

/* ── Button base ─────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 10px; padding: 13px 28px;
  border-radius: var(--radius);
  cursor: pointer; border: 1px solid transparent;
  font-family: var(--font-title); font-size: 10px; letter-spacing: 0.04em;
  transition: all var(--t); position: relative; overflow: hidden;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.4; pointer-events: none; }

.btn-primary {
  background: var(--cyan); color: var(--bg); border-color: var(--cyan);
}
.btn-primary:hover {
  background: #00ffdd;
  box-shadow: 0 0 24px var(--cyan-glow), 0 0 48px var(--cyan-glow-lg);
}

.btn-outline {
  background: transparent; color: var(--cyan); border-color: var(--border-hi);
}
.btn-outline:hover { background: var(--cyan-glow); border-color: var(--cyan); }

.btn-ghost {
  background: transparent; color: var(--text-dim);
  border-color: var(--border);
  font-family: var(--font-body); font-size: 13px;
}
.btn-ghost:hover { color: var(--cyan); border-color: var(--cyan-dim); }

/* ── Input ───────────────────────────────────────────────── */
.input {
  width: 100%;
  background: rgba(0,0,0,0.45);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-body); font-size: 15px;
  padding: 12px 16px; outline: none;
  transition: border-color var(--t), box-shadow var(--t);
}
.input:focus {
  border-color: var(--cyan-dim);
  box-shadow: 0 0 0 3px var(--cyan-glow);
}
.input::placeholder { color: var(--text-muted); }

/* ── Label ───────────────────────────────────────────────── */
.label {
  display: block;
  font-size: 10px; color: var(--cyan);
  text-transform: uppercase; letter-spacing: 0.12em;
  margin-bottom: 7px;
}

/* ── Toast ───────────────────────────────────────────────── */
.toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 10000;
  background: var(--bg-card-2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px 18px;
  font-size: 12px; max-width: 300px;
  transform: translateY(12px); opacity: 0;
  transition: all 0.2s ease; pointer-events: none;
}
.toast.show   { transform: none; opacity: 1; }
.toast.error  { border-color: var(--red);   color: var(--red); }
.toast.success{ border-color: var(--green); color: var(--green); }
.toast.info   { border-color: var(--cyan);  color: var(--cyan); }

/* ── Scrollbar ───────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--cyan-dim); }


/* ============================================================
   NAME ENTRY PAGE  (index.html)
   ============================================================ */

.name-screen {
  position: relative; z-index: 1;
  min-height: 100vh;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 40px 20px; gap: 48px;
}

.logo-area {
  text-align: center;
  animation: fade-up 0.6s ease both;
}
.logo-bg-text {
  position: absolute;
  font-family: var(--font-title);
  font-size: clamp(70px, 18vw, 140px);
  color: rgba(0,229,204,0.025);
  white-space: nowrap; pointer-events: none; user-select: none;
  top: 50%; left: 50%; transform: translate(-50%, -65%);
}
.logo-title {
  font-size: clamp(20px, 5vw, 36px);
  color: var(--cyan);
  text-shadow: 0 0 24px var(--cyan-glow), 0 0 60px var(--cyan-glow-lg);
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}
.logo-sub {
  font-size: 12px; color: var(--text-muted); letter-spacing: 0.18em;
}

.name-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  width: 100%; max-width: 380px;
  position: relative;
  animation: fade-up 0.6s 0.08s ease both;
}
.name-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  border-radius: var(--radius) var(--radius) 0 0;
}
.name-card-title {
  font-size: 10px; color: var(--text-dim);
  text-transform: uppercase; letter-spacing: 0.15em;
  margin-bottom: 22px;
}
.name-form { display: flex; flex-direction: column; gap: 18px; }

.ranking-link {
  font-size: 11px; color: var(--text-muted);
  text-align: center; cursor: pointer;
  transition: color var(--t);
  text-decoration: none;
  animation: fade-up 0.6s 0.16s ease both;
}
.ranking-link:hover { color: var(--cyan); }


/* ============================================================
   GAME PAGE  (game.html)
   ============================================================ */

.game-screen {
  position: relative; z-index: 1;
  width: 100vw; height: 100vh;
  display: flex; flex-direction: column;
  overflow: hidden;
}

/* ── HUD ─────────────────────────────────────────────────── */
.game-hud {
  flex-shrink: 0;
  height: 54px;
  display: flex; align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  border-bottom: 1px solid var(--border);
  background: rgba(7,7,15,0.9);
  backdrop-filter: blur(8px);
  position: relative; z-index: 10;
}

.hud-block {
  display: flex; flex-direction: column;
  align-items: center; gap: 2px;
  min-width: 90px;
}
.hud-label {
  font-size: 9px; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.14em;
}
.hud-value {
  font-family: var(--font-title); font-size: 14px; color: var(--cyan);
  transition: color 0.1s;
}
.hud-value.danger      { color: var(--red);    animation: blink 0.6s infinite; }
.hud-value.warning     { color: var(--yellow); }
.hud-value.shinbi-fast { color: #c800ff; animation: shinbi-blink 0.22s ease-in-out infinite alternate; text-shadow: 0 0 12px #c800ff, 0 0 24px rgba(200,0,255,0.5); }
@keyframes shinbi-blink { from { opacity: 1; } to { opacity: 0.4; } }

.hud-player {
  font-size: 11px; color: var(--text-dim);
  letter-spacing: 0.08em;
}
.hud-combo {
  font-family: var(--font-title); font-size: 11px;
  /* color는 JS에서 콤보 티어에 따라 동적으로 설정 */
  opacity: 0;
  transition: opacity 0.2s, color 0.2s;
  letter-spacing: 0.04em;
}
.hud-combo.active {
  opacity: 1;
  text-shadow: 0 0 12px currentColor;
}

/* ── Canvas Wrapper ──────────────────────────────────────── */
.canvas-wrap {
  flex: 1; position: relative; overflow: hidden;
  cursor: crosshair;
}
#game-canvas {
  display: block; width: 100%; height: 100%;
}

/* ── Overlays ────────────────────────────────────────────── */
.overlay {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 0;
  background: rgba(7,7,15,0.88);
  backdrop-filter: blur(4px);
  z-index: 20;
  transition: opacity 0.3s;
}
.overlay.hidden { opacity: 0; pointer-events: none; }

/* Start Overlay */
.start-overlay-title {
  font-family: var(--font-title); font-size: clamp(14px, 3vw, 22px);
  color: var(--cyan); margin-bottom: 12px;
  text-shadow: 0 0 20px var(--cyan-glow);
}
.start-overlay-sub {
  font-size: 13px; color: var(--text-dim);
  margin-bottom: 40px; text-align: center;
  line-height: 2;
}
.start-overlay-sub span { color: var(--cyan); }

/* End Overlay */
.end-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 44px;
  text-align: center;
  min-width: 320px;
  animation: pop-in 0.4s ease both;
  position: relative;
}
.end-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}
.end-label {
  font-size: 9px; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.18em;
  margin-bottom: 8px;
}
.end-score {
  font-family: var(--font-title);
  font-size: clamp(32px, 8vw, 52px);
  color: var(--cyan);
  text-shadow: 0 0 32px var(--cyan-glow);
  margin-bottom: 6px;
}
.end-rank {
  font-size: 14px; color: var(--yellow);
  margin-bottom: 28px;
}
.end-rank span { font-family: var(--font-title); font-size: 16px; }
.end-personal-best {
  font-size: 11px; color: var(--green);
  margin-bottom: 28px;
}
.end-buttons {
  display: flex; gap: 12px; justify-content: center;
}

/* Hit Particles (canvas) — handled in JS */

/* ── Countdown ───────────────────────────────────────────── */
.countdown-overlay {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  z-index: 15; pointer-events: none;
  opacity: 0;
}
.countdown-overlay.active { opacity: 1; }
.countdown-number {
  font-family: var(--font-title);
  font-size: clamp(60px, 15vw, 100px);
  color: var(--cyan);
  text-shadow: 0 0 40px var(--cyan-glow);
  animation: pop-in 0.4s ease;
}


/* ============================================================
   RANKING PAGE  (ranking.html)
   ============================================================ */

.ranking-screen {
  position: relative; z-index: 1;
  min-height: 100vh;
  display: flex; flex-direction: column;
  align-items: center;
  padding: 60px 20px 60px;
  gap: 40px;
}

.ranking-header {
  text-align: center;
  animation: fade-up 0.5s ease both;
}
.ranking-title {
  font-size: clamp(14px, 3vw, 22px);
  color: var(--cyan);
  text-shadow: 0 0 20px var(--cyan-glow);
  margin-bottom: 8px;
}
.ranking-subtitle {
  font-size: 11px; color: var(--text-muted); letter-spacing: 0.12em;
}

.ranking-body {
  width: 100%; max-width: 600px;
  animation: fade-up 0.5s 0.08s ease both;
}

/* Table */
.rank-table {
  width: 100%;
  border-collapse: separate; border-spacing: 0 6px;
}
.rank-table thead th {
  font-size: 9px; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.14em;
  padding: 0 16px 8px;
  text-align: left;
}
.rank-table thead th:last-child { text-align: right; }
.rank-table thead th:nth-child(2) { text-align: center; }

.rank-row {
  background: var(--bg-card);
  border-radius: var(--radius);
  transition: background var(--t);
  animation: fade-up 0.3s ease both;
}
.rank-row:hover { background: var(--bg-card-2); }

.rank-row.highlight {
  background: rgba(0,229,204,0.07);
  border: 1px solid rgba(0,229,204,0.2);
}

.rank-row td {
  padding: 14px 16px;
  font-size: 13px;
}
.rank-row td:first-child { width: 60px; }
.rank-row td:last-child  { text-align: right; }
.rank-row td:nth-child(2){ text-align: center; }

.rank-num {
  font-family: var(--font-title); font-size: 11px;
  color: var(--text-muted);
}
.rank-1 .rank-num { color: var(--yellow); text-shadow: 0 0 10px rgba(255,230,0,0.5); }
.rank-2 .rank-num { color: #c0c0c0; }
.rank-3 .rank-num { color: #cd7f32; }

.rank-medal { font-size: 16px; }

.rank-name { color: var(--text); }
.rank-row.highlight .rank-name { color: var(--cyan); }

.rank-score {
  font-family: var(--font-title); font-size: 13px;
  color: var(--cyan);
}
.rank-date {
  font-size: 10px; color: var(--text-muted);
  display: block; margin-top: 2px;
}

/* Empty state */
.rank-empty {
  text-align: center; padding: 60px 0;
  color: var(--text-muted); font-size: 13px;
  display: none;
}

/* Personal best card */
.personal-best-card {
  background: var(--bg-card);
  border: 1px solid rgba(57,255,20,0.2);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 24px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
}
.personal-best-card .pb-label {
  font-size: 10px; color: var(--green); text-transform: uppercase; letter-spacing: 0.12em;
}
.personal-best-card .pb-name { font-size: 13px; color: var(--text); margin-top: 2px; }
.personal-best-card .pb-score {
  font-family: var(--font-title); font-size: 18px;
  color: var(--green); text-shadow: 0 0 12px rgba(57,255,20,0.4);
}

.ranking-footer {
  display: flex; gap: 12px;
  animation: fade-up 0.5s 0.16s ease both;
}

/* ============================================================
   MODAL
   ============================================================ */

@keyframes modal-in {
  from { opacity:0; transform: scale(0.94) translateY(10px); }
  to   { opacity:1; transform: scale(1) translateY(0); }
}

.modal-backdrop {
  position: fixed; inset: 0; z-index: 1000;
  background: rgba(7, 7, 15, 0.82);
  backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s ease;
}
.modal-backdrop.open {
  opacity: 1; pointer-events: auto;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 100%; max-width: 360px;
  padding: 28px;
  position: relative;
  animation: modal-in 0.22s ease both;
}
.modal::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
  border-radius: var(--radius) var(--radius) 0 0;
}

.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 8px;
}
.modal-title {
  font-family: var(--font-title); font-size: 10px;
  color: var(--cyan); letter-spacing: 0.08em;
}
.modal-close {
  background: none; border: none; cursor: pointer;
  color: var(--text-muted); font-size: 14px; line-height: 1;
  padding: 2px 4px; border-radius: 2px;
  transition: color var(--t);
}
.modal-close:hover { color: var(--text); }

.modal-desc {
  font-size: 12px; color: var(--text-muted); margin-bottom: 20px;
}

.modal-body { margin-bottom: 6px; }

.pw-input-wrap {
  position: relative;
}
.pw-input-wrap .input {
  padding-right: 42px;
}
.pw-toggle {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  background: none; border: none; cursor: pointer;
  font-size: 14px; opacity: 0.5; transition: opacity var(--t);
  padding: 4px;
}
.pw-toggle:hover { opacity: 1; }

.modal-error {
  margin-top: 8px; font-size: 11px; color: var(--red);
  transition: opacity 0.2s;
}
.modal-error.hidden { display: none; }

.modal-footer {
  display: flex; gap: 10px; justify-content: flex-end;
  margin-top: 24px;
}

/* 흔들기 애니메이션 (비밀번호 오류) */
@keyframes shake {
  0%,100% { transform: translateX(0); }
  20%     { transform: translateX(-6px); }
  40%     { transform: translateX(6px); }
  60%     { transform: translateX(-4px); }
  80%     { transform: translateX(4px); }
}
.modal.shake { animation: shake 0.35s ease; }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 480px) {
  .name-card { padding: 28px 20px; }
  .end-card   { padding: 32px 24px; min-width: 280px; }
  .game-hud   { padding: 0 12px; }
  .hud-block  { min-width: 70px; }
  .hud-value  { font-size: 12px; }
}