/* ═══════════════════════════════════════════════
   SIEGE PROTOCOL — STYLES
   ═══════════════════════════════════════════════ */

/* ── CROSS-DOCUMENT VIEW TRANSITIONS (Chrome 126+, Safari 18+) ── */
/* Sequenced fade (out, then in) over a dark backdrop — the default
   simultaneous cross-fade lets the browser's white background show
   through at the midpoint, causing a visible white flash. */
@view-transition { navigation: auto; }
::view-transition {
  background-color: #1a1510;
}
::view-transition-old(root) {
  animation: vt-fade-out 0.2s ease both;
}
::view-transition-new(root) {
  animation: vt-fade-in 0.2s ease 0.2s both;
}
@keyframes vt-fade-out {
  from { opacity: 1; }
  to   { opacity: 0; }
}
@keyframes vt-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

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

html, body {
  background: #1a1510;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  font-family: 'Press Start 2P', monospace;
}

/* ── GAME FRAME ── */
.game-frame {
  width: 1120px;
  height: 640px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── STONE WALL ── */
.stone-bg {
  background-color: #3a3228;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 38px, #2a241c 38px, #2a241c 40px),
    repeating-linear-gradient(90deg, transparent, transparent 78px, #2a241c 78px, #2a241c 80px),
    radial-gradient(ellipse 60px 30px at 40px 20px, #45392d 0%, transparent 100%),
    radial-gradient(ellipse 50px 25px at 120px 60px, #3e332a 0%, transparent 100%),
    radial-gradient(ellipse 55px 28px at 200px 100px, #4a3e30 0%, transparent 100%),
    radial-gradient(ellipse 60px 30px at 80px 140px, #413528 0%, transparent 100%),
    radial-gradient(ellipse 50px 25px at 300px 20px, #4d4035 0%, transparent 100%),
    radial-gradient(ellipse 70px 35px at 160px 180px, #38302a 0%, transparent 100%),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4'%3E%3Crect width='1' height='1' x='0' y='0' fill='%23000' opacity='0.06'/%3E%3Crect width='1' height='1' x='2' y='2' fill='%23fff' opacity='0.03'/%3E%3C/svg%3E");
}

.stone-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(135deg, transparent 20%, rgba(0,0,0,0.08) 20.5%, transparent 21%),
    linear-gradient(45deg, transparent 60%, rgba(0,0,0,0.06) 60.5%, transparent 61%),
    linear-gradient(160deg, transparent 40%, rgba(0,0,0,0.05) 40.3%, transparent 40.6%);
}

.stone-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 70% 65% at 50% 50%, transparent 40%, rgba(0,0,0,0.55) 100%);
}

/* ── SCANLINES ── */
.scanlines-overlay {
  position: absolute;
  inset: 0;
  z-index: 50;
  pointer-events: none;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,0.03) 2px, rgba(0,0,0,0.03) 4px);
}

/* ── PIXEL UTILS ── */
.px-btn {
  cursor: pointer;
  transition: transform 0.05s, box-shadow 0.15s, background 0.15s, color 0.15s;
}

.px-btn:active {
  transform: translate(3px, 3px) !important;
  box-shadow: 1px 1px 0 #000 !important;
}

/* ── TORCHES ── */
.torch {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 10;
}

.torch-left { left: 60px; }
.torch-right { right: 60px; }

.torch-glow {
  position: absolute;
  top: -30px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245,160,20,0.25) 0%, transparent 70%);
  animation: flicker-glow 0.3s ease-in-out infinite alternate;
  pointer-events: none;
}

.torch-glow-delayed {
  animation-delay: 0.15s;
}

.fire {
  display: grid;
  grid-template-columns: repeat(5, 6px);
  gap: 0;
}

.fp {
  width: 6px;
  height: 6px;
}

.fire-left {
  animation: torch 0.22s ease-in-out infinite alternate;
}

.fire-right {
  animation: torch 0.22s ease-in-out infinite alternate;
  animation-delay: 0.12s;
}

.torch-pole {
  width: 10px;
  height: 60px;
  background: linear-gradient(to bottom, #5a3e1b, #2a1e0a);
  border: 2px solid #000;
}

.torch-bracket {
  margin-top: -2px;
  image-rendering: pixelated;
}

/* ── CHARACTERS ── */
.characters-container {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 0 40px 40px;
  pointer-events: none;
  z-index: 20;
}

.character-group {
  display: flex;
  align-items: flex-end;
  gap: -5px;
}

.sprite-idle {
  width: 100px;
  height: 100px;
  image-rendering: pixelated;
  background-size: 600px 100px;
  animation: idle-anim 0.8s steps(6) infinite;
}

.sprite-orc { transform: scale(1.5); }
.sprite-skeleton-greatsword { transform: scale(1.3); }
.sprite-knight {
  transform: scale(1.15);
  animation-delay: 0.15s;
}
.sprite-swordsman {
  transform: scale(1.15) scaleX(-1);
  animation-delay: 0.2s;
}
.sprite-slime {
  transform: scale(1.25) scaleX(-1);
  animation-delay: 0.08s;
}
.sprite-archer { transform: scale(1.5) scaleX(-1); }

/* ── STONE ARCH ── */
.stone-arch {
  position: absolute;
  top: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  pointer-events: none;
}

.stone-arch svg {
  image-rendering: pixelated;
}

/* ── LOGIN CARD ── */
.login-card-wrapper {
  position: relative;
  z-index: 10;
  width: 400px;
  animation: fadein 0.7s ease both;
}

.login-card {
  background: linear-gradient(180deg, #1a1510 0%, #12100b 100%);
  border: 4px solid #000;
  box-shadow: 6px 6px 0 #000, inset 0 0 0 2px rgba(245,197,24,0.12);
  position: relative;
}

.login-card-inner-border {
  position: absolute;
  inset: 6px;
  border: 2px solid rgba(245,197,24,0.15);
  pointer-events: none;
}

.login-card-content {
  padding: 24px 32px 28px;
  position: relative;
}

/* ── TITLE ── */
.title-block {
  text-align: center;
  margin-bottom: 12px;
  animation: fadein 0.5s 0.1s ease both;
}

.title-line {
  font-family: 'Press Start 2P', monospace;
  font-size: 22px;
  letter-spacing: 0.12em;
  line-height: 1.6;
}

.subtitle {
  font-family: 'Press Start 2P', monospace;
  color: #8c7040;
  font-size: 6px;
  margin-top: 6px;
  letter-spacing: 0.25em;
}

.shimmer-letter {
  display: inline-block;
  animation: shimmer-color 2s ease-in-out infinite;
}

/* ── AUTH VIEW SWITCHER ── */
.auth-view {
  animation: fadein 0.28s ease both;
}
.auth-view.hidden {
  display: none;
}

/* ── DIVIDER ── */
.divider {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}

.dash-line {
  flex: 1;
  background: repeating-linear-gradient(90deg, #7a600c 0, #7a600c 5px, transparent 5px, transparent 9px);
  height: 2px;
}

.divider-icon {
  font-family: 'Press Start 2P', monospace;
  color: #f5c518;
  font-size: 10px;
}

/* ── ALERT BANNER ── */
.alert-banner {
  display: none;
  font-family: 'Press Start 2P', monospace;
  font-size: 6px;
  line-height: 2;
  padding: 10px;
  border: 4px solid #000;
  margin-bottom: 12px;
  text-align: center;
}

/* ── FORM ── */
.login-form {
  animation: fadein 0.5s 0.2s ease both;
}

.form-field {
  margin-bottom: 12px;
}

.form-label {
  font-family: 'Press Start 2P', monospace;
  color: #f0d9a0;
  font-size: 7px;
  letter-spacing: 0.12em;
  display: block;
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  background: #1e3354;
  color: #f0d9a0;
  border: 3px solid #7a600c;
  padding: 9px 12px;
  box-shadow: 3px 3px 0 #000;
  display: block;
  font-family: 'Press Start 2P', monospace !important;
  font-size: 8px !important;
  line-height: 2 !important;
  caret-color: #f5c518;
}

.form-input::placeholder {
  opacity: 0.35;
}

.form-input:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(245,197,24,0.3) !important;
}

.form-input:-webkit-autofill {
  -webkit-box-shadow: 0 0 0 1000px #1e3354 inset;
  -webkit-text-fill-color: #f0d9a0;
}

.form-error {
  display: none;
  font-family: 'Press Start 2P', monospace;
  color: #e85d2a;
  font-size: 6px;
  margin-top: 4px;
  line-height: 2;
}

.forgot-link-wrapper {
  text-align: right;
  margin-bottom: 12px;
}

.forgot-link {
  font-family: 'Press Start 2P', monospace;
  color: #8c7040;
  font-size: 6px;
  text-decoration: none;
  letter-spacing: 0.08em;
  transition: color 0.15s, text-shadow 0.15s;
}

/* ── BUTTONS ── */
.login-btn {
  width: 100%;
  font-family: 'Press Start 2P', monospace;
  color: #0d1b2a;
  font-size: 9px;
  letter-spacing: 0.12em;
  padding: 13px;
  background: #f5c518;
  border: 4px solid #000;
  box-shadow: 4px 4px 0 #7a600c;
  text-shadow: 1px 1px 0 rgba(0,0,0,0.15);
}

.btn-loading {
  display: none;
  animation: blink 1s step-end infinite;
}

.btn-main {
  position: relative;
  overflow: hidden;
}

.btn-main::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.25), transparent);
  transition: none;
}

.btn-main:hover {
  background: #ffd84a !important;
  color: #000 !important;
  box-shadow: 4px 4px 0 #7a600c, 0 0 20px 6px rgba(245,197,24,0.45) !important;
  text-shadow: 0 0 8px rgba(245,197,24,0.8), 1px 1px 0 rgba(0,0,0,0.3) !important;
}

.btn-main:hover::after {
  animation: btn-sweep 0.5s ease-out forwards;
}

.btn-secondary:hover {
  background: #2a3f5e !important;
  color: #f5c518 !important;
  box-shadow: 4px 4px 0 #000, 0 0 14px 3px rgba(245,197,24,0.2) !important;
  text-shadow: 0 0 6px rgba(245,197,24,0.5) !important;
}

/* ── OR DIVIDER ── */
.or-divider {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 14px 0;
}

.or-line {
  flex: 1;
  height: 1px;
  background: #4a4035;
}

.or-text {
  font-family: 'Press Start 2P', monospace;
  color: #7c6f5b;
  font-size: 6px;
  letter-spacing: 0.2em;
}

/* ── GOOGLE BUTTON ── */
.google-btn {
  width: 100%;
  font-family: 'Press Start 2P', monospace;
  color: #f0d9a0;
  font-size: 7px;
  letter-spacing: 0.1em;
  padding: 11px;
  background: #1e3354;
  border: 4px solid #000;
  box-shadow: 4px 4px 0 #000;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  animation: fadein 0.5s 0.3s ease both;
}

.google-icon {
  flex-shrink: 0;
  image-rendering: pixelated;
}

/* ── REGISTER ── */
.register-text {
  text-align: center;
  margin-top: 14px;
  font-family: 'Press Start 2P', monospace;
  color: #a89880;
  font-size: 6px;
  line-height: 2.2;
  animation: fadein 0.5s 0.35s ease both;
}

.register-link {
  color: #f5c518;
  text-decoration: none;
  transition: color 0.15s, text-shadow 0.15s;
}

.link-hover:hover {
  color: #f5c518 !important;
  text-shadow: 0 0 6px rgba(245,197,24,0.6);
}

/* ── FLOOR & FRAME EDGES ── */
.floor {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40px;
  background: linear-gradient(to bottom, #2e2820, #1a1510);
  border-top: 3px solid #1a1510;
  z-index: 2;
}

.floor-line {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
}

.floor-line-top {
  top: 3px;
  background: repeating-linear-gradient(90deg, #3a3228 0, #3a3228 60px, #2a241c 60px, #2a241c 62px);
}

.floor-line-bottom {
  top: 18px;
  background: repeating-linear-gradient(90deg, #2a241c 0, #2a241c 40px, #3a3228 40px, #3a3228 80px, #2a241c 80px, #2a241c 82px);
}

.frame-edge {
  position: absolute;
  background: #2e2820;
  z-index: 2;
}

.frame-edge-top {
  top: 0;
  left: 0;
  right: 0;
  height: 8px;
  border-bottom: 2px solid #1a1510;
}

.frame-edge-left {
  top: 0;
  left: 0;
  bottom: 0;
  width: 8px;
  border-right: 2px solid #1a1510;
}

.frame-edge-right {
  top: 0;
  right: 0;
  bottom: 0;
  width: 8px;
  border-left: 2px solid #1a1510;
}

/* ═══════════════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════════════ */

@keyframes shimmer-color {
  0%, 100% {
    color: #c49a12;
    text-shadow: 2px 2px 0 #000, 3px 3px 0 #5a4408;
  }
  40% {
    color: #fff7aa;
    text-shadow: 2px 2px 0 #000, 3px 3px 0 #7a600c, 0 0 12px rgba(245,230,120,0.5);
  }
  60% {
    color: #f5c518;
    text-shadow: 2px 2px 0 #000, 3px 3px 0 #7a600c;
  }
}

@keyframes fadein {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes torch {
  0%, 100% {
    transform: scaleX(1) scaleY(1);
  }
  50% {
    transform: scaleX(0.88) scaleY(1.12);
  }
}

@keyframes flicker-glow {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 1; }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

@keyframes idle-anim {
  from { background-position: 0 0; }
  to { background-position: -600px 0; }
}

@keyframes btn-sweep {
  from { left: -100%; }
  to { left: 150%; }
}