frontend/static/css/style.css

/* ═══════════════════════════════════════════════════════════════════════
   EVERWRITE — Retro Pixel UI Stylesheet
   ═══════════════════════════════════════════════════════════════════════ */

/* ── Google Font import (fallback — also loaded via HTML link) ───────── */
@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&display=swap');

/* ── CSS Variables ───────────────────────────────────────────────────── */
:root {
  --bg:           #05050f;
  --panel-bg:     #08081a;
  --green:        #00ff41;
  --green-dim:    #005c18;
  --green-glow:   rgba(0, 255, 65, 0.25);
  --cyan:         #00e5ff;
  --cyan-dim:     rgba(0, 229, 255, 0.15);
  --cyan-glow:    rgba(0, 229, 255, 0.4);
  --amber:        #ffb800;
  --amber-dim:    rgba(255, 184, 0, 0.15);
  --amber-glow:   rgba(255, 184, 0, 0.4);
  --red:          #ff2244;
  --purple:       #c084fc;
  --text-dim:     #3a7a4a;
  --text-muted:   #6abf85;
  --border-dim:   #0d3318;

  --shadow-green: 0 0 8px var(--green), 0 0 24px var(--green-glow);
  --shadow-cyan:  0 0 6px var(--cyan),  0 0 18px var(--cyan-glow);
  --shadow-amber: 0 0 6px var(--amber), 0 0 18px var(--amber-glow);

  --font: 'Press Start 2P', monospace;
}

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

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--green);
  font-family: var(--font);
  font-size: 14px;
  overflow: hidden;
  cursor: default;
  user-select: none;
}

/* Allow text selection inside narrative */
.narrative-area { user-select: text; }

/* ── CRT Scanlines ───────────────────────────────────────────────────── */
.scanlines {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    transparent       0px,
    transparent       3px,
    rgba(0,0,0,0.18)  3px,
    rgba(0,0,0,0.18)  4px
  );
  animation: crt-flicker 12s step-end infinite;
}

@keyframes crt-flicker {
  0%, 85%, 88%, 90%, 92%, 100% { opacity: 1; }
  86%, 89%, 91%                { opacity: 0.82; }
}

/* ═══════════════════════════════════════════════════════════════════════
   START SCREEN
   ═══════════════════════════════════════════════════════════════════════ */

#start-screen {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}

.start-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 22px;
  width: 100%;
  max-width: 700px;
  padding: 40px 20px;
}

/* Pixel border decorations */
.pixel-deco {
  font-size: 12px;
  color: var(--green-dim);
  letter-spacing: 0px;
  white-space: nowrap;
  overflow: hidden;
  width: 100%;
  text-align: center;
}

/* Big title */
.logo-text {
  font-size: 44px;
  color: var(--green);
  text-shadow: var(--shadow-green);
  letter-spacing: 8px;
  animation: pulse-glow 2.5s ease-in-out infinite alternate;
}

.logo-sub {
  font-size: 14px;
  color: var(--cyan);
  text-shadow: var(--shadow-cyan);
  letter-spacing: 3px;
}

.logo-divider {
  color: var(--green-dim);
  font-size: 12px;
  letter-spacing: 1px;
  text-shadow: none;
}

.start-desc {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.start-desc p {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 2px;
  animation: blink-slow 3s step-end infinite;
}

.start-desc p:nth-child(2) { animation-delay: 0.5s; }
.start-desc p:nth-child(3) { animation-delay: 1s; }

.logo-version {
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 1px;
}

/* ── Start Button ─────────────────────────────────────────────────────── */
#btn-start {
  margin-top: 10px;
  padding: 18px 36px;
  font-family: var(--font);
  font-size: 15px;
  background: transparent;
  color: var(--green);
  border: 2px solid var(--green);
  box-shadow: 5px 5px 0 var(--green-dim), var(--shadow-green);
  cursor: pointer;
  letter-spacing: 3px;
  transition: all 0.08s;
  outline: none;
  position: relative;
}

#btn-start::before {
  content: '';
  position: absolute;
  inset: 3px;
  border: 1px solid var(--green-dim);
  pointer-events: none;
}

#btn-start:hover {
  background: var(--green);
  color: var(--bg);
  box-shadow: 6px 6px 0 var(--green-dim), 0 0 40px var(--green), 0 0 80px var(--green-glow);
  transform: translate(-2px, -2px);
}

#btn-start:active {
  transform: translate(3px, 3px);
  box-shadow: 2px 2px 0 var(--green-dim);
}

#btn-start:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* Blinking "press start" hint */
.blink-text {
  font-size: 10px;
  color: var(--amber);
  text-shadow: var(--shadow-amber);
  animation: blink 1s step-end infinite;
}

/* ── Animations ──────────────────────────────────────────────────────── */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0; }
}

@keyframes blink-slow {
  0%, 100% { opacity: 0.8; }
  50%      { opacity: 0.3; }
}

@keyframes pulse-glow {
  from { text-shadow: 0 0 8px var(--green), 0 0 20px var(--green-glow); }
  to   { text-shadow: 0 0 18px var(--green), 0 0 50px var(--green), 0 0 80px var(--green-glow); }
}

@keyframes fade-out-screen {
  0%   { opacity: 1; }
  100% { opacity: 0; pointer-events: none; }
}

#start-screen.fade-out {
  animation: fade-out-screen 0.6s ease-in forwards;
}

/* ═══════════════════════════════════════════════════════════════════════
   GAME UI
   ═══════════════════════════════════════════════════════════════════════ */

#game-ui {
  display: flex;
  flex-direction: column;
  height: 100vh;
  border: 2px solid var(--green-dim);
  box-shadow:
    inset 0 0 60px rgba(0,255,65,0.03),
         0 0 30px rgba(0,255,65,0.15);
}

#game-ui.hidden { display: none; }

/* ── Header / HUD ────────────────────────────────────────────────────── */
.game-header {
  display: flex;
  align-items: center;
  padding: 10px 18px;
  background: var(--panel-bg);
  border-bottom: 2px solid var(--border-dim);
  flex-shrink: 0;
  gap: 14px;
  position: relative;
  /* inner top border highlight */
  box-shadow: inset 0 -1px 0 var(--green-dim);
}

/* Subtle scanline stripe at top */
.game-header::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--green), transparent);
  opacity: 0.4;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.logo-diamond {
  color: var(--amber);
  font-size: 18px;
  text-shadow: var(--shadow-amber);
  animation: pulse-glow 3s ease-in-out infinite alternate;
}

.logo-name {
  font-size: 14px;
  color: var(--green);
  text-shadow: var(--shadow-green);
  letter-spacing: 2px;
}

/* HUD centre */
.header-hud {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.hud-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.hud-label {
  font-size: 9px;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.hud-value {
  font-size: 11px;
  color: var(--amber);
  max-width: 220px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Phase-specific colours */
.hud-value.phase-intro     { color: var(--green); text-shadow: var(--shadow-green); }
.hud-value.phase-equipment { color: var(--cyan);  text-shadow: var(--shadow-cyan);  }
.hud-value.phase-story     { color: var(--amber); text-shadow: var(--shadow-amber); }
.hud-value.phase-ended     { color: var(--red);   text-shadow: 0 0 8px var(--red);  }

.hud-sep {
  color: var(--border-dim);
  font-size: 18px;
  line-height: 1;
}

.btn-icon {
  font-family: var(--font);
  font-size: 9px;
  padding: 8px 12px;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-dim);
  cursor: pointer;
  flex-shrink: 0;
  letter-spacing: 1px;
  transition: all 0.1s;
  outline: none;
}

.btn-icon:hover {
  color: var(--green);
  border-color: var(--green);
  box-shadow: var(--shadow-green);
}

/* ── Narrative Area ──────────────────────────────────────────────────── */
.narrative-area {
  flex: 1;
  overflow-y: auto;
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--bg);
  /* subtle inner glow */
  box-shadow: inset 0 0 80px rgba(0,0,0,0.6);
  scroll-behavior: smooth;
}

/* Custom scrollbar */
.narrative-area::-webkit-scrollbar          { width: 5px; }
.narrative-area::-webkit-scrollbar-track    { background: var(--panel-bg); }
.narrative-area::-webkit-scrollbar-thumb    { background: var(--green-dim); }
.narrative-area::-webkit-scrollbar-thumb:hover { background: var(--green); }

/* ── Message Bubbles ─────────────────────────────────────────────────── */
.message {
  max-width: 88%;
  padding: 20px 18px;
  font-size: 13px;
  line-height: 2.4;
  letter-spacing: 0.4px;
  border: 1px solid;
  position: relative;
  word-break: break-word;
  white-space: pre-wrap;
  animation: msg-appear 0.2s ease-out;
}

@keyframes msg-appear {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── AI Message (Weaver) ─── */
.message.ai {
  align-self: flex-start;
  color: var(--cyan);
  border-color: rgba(0, 229, 255, 0.35);
  background: var(--cyan-dim);
  /* 3-D pixel shadow */
  box-shadow:
    3px 3px 0 rgba(0,229,255,0.12),
    inset 0 0 20px rgba(0,229,255,0.04);
}

.message.ai::before {
  content: '◆ WEAVER';
  position: absolute;
  top: -13px;
  left: 0;
  font-size: 9px;
  color: var(--cyan);
  background: var(--bg);
  padding: 0 6px;
  text-shadow: var(--shadow-cyan);
  letter-spacing: 1px;
}

/* ── User Message (Traveler) ─── */
.message.user {
  align-self: flex-end;
  color: var(--amber);
  border-color: rgba(255, 184, 0, 0.4);
  background: var(--amber-dim);
  box-shadow:
    -3px 3px 0 rgba(255,184,0,0.12),
    inset 0 0 20px rgba(255,184,0,0.04);
}

.message.user::before {
  content: '▶ TRAVELER';
  position: absolute;
  top: -13px;
  right: 0;
  font-size: 9px;
  color: var(--amber);
  background: var(--bg);
  padding: 0 6px;
  text-shadow: var(--shadow-amber);
  letter-spacing: 1px;
}

/* ── System Message ─── */
.message.system {
  align-self: center;
  max-width: 100%;
  color: var(--text-muted);
  border-color: var(--border-dim);
  border-style: dashed;
  background: transparent;
  font-size: 10px;
  text-align: center;
  letter-spacing: 2px;
  box-shadow: none;
}

.message.system::before { display: none; }

/* ── Streaming cursor ─── */
.stream-cursor {
  display: inline-block;
  width: 10px;
  height: 18px;
  background: var(--cyan);
  margin-left: 4px;
  vertical-align: text-bottom;
  animation: blink 0.55s step-end infinite;
}

/* ── Loading indicator ───────────────────────────────────────────────── */
.loading-msg {
  align-self: flex-start;
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 11px;
  color: var(--text-muted);
  padding: 12px 16px;
  border: 1px dashed var(--border-dim);
  animation: msg-appear 0.2s ease-out;
  letter-spacing: 2px;
}

.spinner::before {
  content: attr(data-frame);
  color: var(--green);
  font-size: 16px;
  text-shadow: var(--shadow-green);
}

/* ═══════════════════════════════════════════════════════════════════════
   INPUT AREA
   ═══════════════════════════════════════════════════════════════════════ */
.input-area {
  display: flex;
  align-items: center;
  padding: 12px 18px;
  background: var(--panel-bg);
  border-top: 2px solid var(--border-dim);
  flex-shrink: 0;
  gap: 10px;
  /* top highlight line */
  box-shadow: inset 0 1px 0 var(--green-dim);
  position: relative;
}

.input-area::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--green), transparent);
  opacity: 0.3;
}

.input-caret {
  color: var(--green);
  font-size: 16px;
  flex-shrink: 0;
  text-shadow: var(--shadow-green);
  animation: blink 1s step-end infinite;
}

.player-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--green);
  font-family: var(--font);
  font-size: 13px;
  caret-color: var(--green);
  letter-spacing: 1px;
}

.player-input::placeholder {
  color: var(--text-muted);
  font-size: 11px;
}

.player-input:disabled {
  color: var(--text-dim);
}

/* ── Send Button ──────────────────────────────────────────────────────── */
.btn-send {
  font-family: var(--font);
  font-size: 11px;
  padding: 12px 20px;
  background: var(--green-dim);
  color: var(--green);
  border: 2px solid var(--green);
  box-shadow: 4px 4px 0 rgba(0,255,65,0.18), var(--shadow-green);
  cursor: pointer;
  letter-spacing: 1px;
  flex-shrink: 0;
  transition: all 0.08s;
  outline: none;
  position: relative;
}

.btn-send::before {
  content: '';
  position: absolute;
  inset: 2px;
  border: 1px solid var(--green-dim);
  pointer-events: none;
  opacity: 0.5;
}

.btn-send:hover {
  background: var(--green);
  color: var(--bg);
  box-shadow: 5px 5px 0 rgba(0,255,65,0.3), 0 0 30px var(--green), 0 0 60px var(--green-glow);
  transform: translate(-2px, -2px);
}

.btn-send:active {
  transform: translate(3px, 3px);
  box-shadow: 1px 1px 0 rgba(0,255,65,0.2);
}

.btn-send:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  transform: none;
  box-shadow: 4px 4px 0 rgba(0,255,65,0.05);
}

/* ═══════════════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════════════ */
@media (max-width: 600px) {
  .logo-text            { font-size: 28px; }
  .logo-sub             { font-size: 10px; }
  #btn-start            { font-size: 11px; padding: 14px 22px; }
  .game-header          { padding: 8px 10px; gap: 8px; }
  .logo-name            { font-size: 11px; }
  .header-hud           { gap: 6px; }
  .hud-label            { font-size: 8px; }
  .hud-value            { font-size: 9px; max-width: 120px; }
  .message              { font-size: 11px; max-width: 96%; }
  .narrative-area       { padding: 14px 12px; }
  .input-area           { padding: 10px 12px; }
  .player-input         { font-size: 11px; }
  .btn-send             { font-size: 9px; padding: 10px 14px; }
}