:root {
  --bg-color: #030509;
  --text-main: #f8fafc;
  --text-muted: #64748b;
  --primary: #3b82f6;
  --danger: #ef4444;
  --secondary: #334155;
  --col-a: #00e5ff;
  --col-b: #ff0055;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

[hidden] { display: none !important; }

html {
  width: 100%;
  overflow-x: hidden;
}

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--text-main);
  background-color: var(--bg-color);
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

/* Base Cinematic Panning Background */
.master-bg-pan {
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  z-index: -3; overflow: hidden; background-color: #030509;
}
.bg-vfx {
  width: 120vw; height: 120vh; top: -10%; left: -10%; position: absolute;
  background-image: url('bg_arena.webp'); background-size: cover; background-position: center;
  animation: dronePan 25s linear infinite alternate, breathe 12s ease-in-out infinite;
  opacity: 0.55; mix-blend-mode: screen; filter: saturate(1.3) contrast(1.2);
}
@keyframes dronePan { 0% { transform: translate(0, 0) scale(1); } 100% { transform: translate(-3%, -3%) scale(1.05); } }
@keyframes breathe { 0%, 100% { filter: brightness(1); } 50% { filter: brightness(1.3); } }

.video-overlay {
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at center, transparent 0%, rgba(3, 5, 9, 0.95) 100%);
  pointer-events: none; z-index: -1;
}

/* Header 3 Secteurs */
.app-header {
  position: absolute; top: 0; left: 0; right: 0;
  display: flex; justify-content: space-between; align-items: flex-start;
  padding: 1.5rem 3rem; z-index: 100;
  pointer-events: none;
}
.header-col-left, .header-col-center, .header-col-right { display: flex; pointer-events: auto; }
.header-col-left { flex: 1; align-items: center; justify-content: flex-start; }
.header-col-center { flex: 1; align-items: flex-start; justify-content: center; } 
.header-col-right { flex: 1; align-items: center; justify-content: flex-end; } 

.logo {
  font-family: 'Space Grotesk', sans-serif; font-size: 1.8rem; font-weight: 700; letter-spacing: 0;
  color: #fff;
}

.site-logo-link {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(207,250,254,0.24);
  border-radius: 50%;
  background: rgba(5,10,18,0.46);
  box-shadow: 0 10px 24px rgba(0,0,0,0.32), 0 0 18px rgba(0,229,255,0.12);
  backdrop-filter: blur(14px);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.site-logo-link:hover {
  transform: translateY(-1px) scale(1.04);
  border-color: rgba(0,229,255,0.62);
  box-shadow: 0 14px 28px rgba(0,0,0,0.38), 0 0 22px rgba(0,229,255,0.28);
}

.site-logo-link img {
  width: 38px;
  height: 38px;
  display: block;
  border-radius: 50%;
}

.hl-ai {
  color: var(--col-a); text-shadow: 0 0 15px rgba(0,229,255,0.8);
}

.access-panel {
  width: 100%;
  min-height: 58px;
  max-width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 0.8rem;
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, rgba(5,10,18,0.84), rgba(14,23,34,0.72));
  border: 1px solid rgba(255,255,255,0.13);
  color: rgba(255,255,255,0.86); font-size: 0.78rem; font-weight: 800;
  border-radius: 18px; padding: 0.55rem 0.6rem 0.55rem 0.9rem; backdrop-filter: blur(18px);
  box-shadow: 0 16px 34px rgba(0,0,0,0.38), inset 0 1px 0 rgba(255,255,255,0.06);
}

.access-panel::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(100deg, transparent 0%, rgba(34,197,94,0.18) 45%, transparent 75%);
  transform: translateX(-110%);
  pointer-events: none;
}

.access-panel[data-state="unlimited"]::before,
.access-panel[data-state="trial"]::before {
  animation: accessSweep 1.1s ease-out both;
}

@keyframes accessSweep {
  to { transform: translateX(110%); }
}

.access-status {
  min-width: 0;
  display: flex; align-items: center; gap: 0.6rem;
  position: relative; z-index: 1;
}

.access-dot {
  width: 9px; height: 9px; flex: 0 0 9px; border-radius: 50%;
  background: #facc15; box-shadow: 0 0 12px rgba(250,204,21,0.75);
}

.access-panel[data-state="unlimited"] .access-dot,
.access-panel[data-state="trial"] .access-dot {
  background: #22c55e; box-shadow: 0 0 12px rgba(34,197,94,0.75);
}

.access-panel[data-state="blocked"] .access-dot,
.access-panel[data-state="error"] .access-dot {
  background: #ef4444; box-shadow: 0 0 12px rgba(239,68,68,0.75);
}

#access-label {
  min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.access-link {
  color: #cffafe; text-decoration: none; white-space: nowrap;
  position: relative; z-index: 1;
}

.access-link:hover { color: #fff; }

.access-button {
  appearance: none;
  min-height: 38px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(207,250,254,0.34);
  border-radius: 999px;
  padding: 0.4rem 0.85rem;
  color: #cffafe;
  font: inherit;
  cursor: pointer;
  transition: background 0.22s ease, border-color 0.22s ease, color 0.22s ease;
}

.access-button:hover {
  background: rgba(207,250,254,0.12);
  border-color: rgba(207,250,254,0.58);
  color: #fff;
}

.logout-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding-left: 0.45rem;
}

.access-button:disabled {
  cursor: not-allowed;
  opacity: 0.66;
}

.credit-button {
  border-color: rgba(34,197,94,0.46);
  color: #dcfce7;
  background: rgba(22,163,74,0.12);
}

.credit-button:hover {
  border-color: rgba(34,197,94,0.72);
  background: rgba(22,163,74,0.24);
  color: #fff;
}

.mode-row {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.45rem;
  position: relative;
  z-index: 20;
  padding: 0.35rem;
  border: 1px solid rgba(125,211,252,0.14);
  border-radius: 16px;
  background: rgba(5,10,18,0.58);
}

.mode-option {
  min-height: 38px;
  appearance: none;
  border: 1px solid transparent;
  border-radius: 12px;
  background: transparent;
  color: rgba(224,242,254,0.7);
  font: inherit;
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease, opacity 0.18s ease;
}

.mode-option.is-active {
  color: #f8fafc;
  background: linear-gradient(135deg, rgba(14,165,233,0.22), rgba(34,197,94,0.14));
  border-color: rgba(125,211,252,0.36);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
}

.mode-option:disabled {
  opacity: 0.36;
  cursor: not-allowed;
}

.google-button {
  min-height: 42px;
  display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  position: relative; z-index: 1;
  flex: 0 0 auto;
  background: #fff;
  color: #111827;
  border: 1px solid rgba(255,255,255,0.9);
  border-radius: 999px;
  padding: 0.42rem 0.9rem 0.42rem 0.48rem;
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 800;
  box-shadow: 0 12px 26px rgba(0,0,0,0.28);
  transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
}

.google-button:hover {
  color: #111827;
  transform: translateY(-1px);
  box-shadow: 0 18px 34px rgba(0,0,0,0.36);
}

.google-mark {
  width: 28px; height: 28px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  background: #fff;
  box-shadow: inset 0 0 0 1px rgba(15,23,42,0.12);
}

.google-mark-compact {
  width: 24px;
  height: 24px;
  flex: 0 0 24px;
}

.google-icon {
  width: 18px;
  height: 18px;
  display: block;
}

.prompt-access-row {
  width: 100%;
  display: flex;
  justify-content: flex-start;
  position: relative;
  z-index: 30;
}

.prompt-access-row .access-panel {
  max-width: 100%;
}

body.access-blocked .massive-input {
  border-color: rgba(239,68,68,0.45);
  box-shadow: 0 0 30px rgba(239,68,68,0.18);
}

.play-controls {
  display: flex; gap: 10px; background: rgba(0,0,0,0.6); padding: 8px; border-radius: 99px;
  backdrop-filter: blur(20px); border: 1px solid rgba(255,255,255,0.1);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.btn {
  padding: 0.5rem 1.2rem; border-radius: 99px; font-weight: 700; font-size: 0.8rem; letter-spacing: 0;
  border: 1px solid transparent; color: white; cursor: pointer; transition: all 0.3s ease;
}
.btn:hover { transform: scale(1.05); }
.btn:active { transform: scale(0.95); }
.btn:disabled { opacity: 0.42; cursor: not-allowed; transform: none; }
.btn-primary { background: rgba(0, 229, 255, 0.2); border-color: rgba(0, 229, 255, 0.4); color: #cffafe; }
.btn-primary:hover { background: rgba(0, 229, 255, 0.4); box-shadow: 0 0 15px rgba(0,229,255,0.5); }
.btn-danger { background: rgba(239, 68, 68, 0.2); border-color: rgba(239, 68, 68, 0.4); color: #fca5a5; }
.btn-danger:hover { background: rgba(239, 68, 68, 0.4); box-shadow: 0 0 15px rgba(239,68,68,0.5); }
.btn-secondary { background: rgba(255, 255, 255, 0.05); border-color: rgba(255, 255, 255, 0.1); }
.btn-secondary:hover { background: rgba(255, 255, 255, 0.2); }

/* Cinematic Transitions Configuration */
.orator-hero, .home-interaction, #lightning-canvas, #mouse-vfx-canvas, .chat-arena, .play-controls {
  transition: all 1.2s cubic-bezier(0.85, 0, 0.15, 1);
}

/* Base Orator Styling */
.orator-hero { position: fixed; z-index: 50; display: flex; flex-direction: column; align-items: center; }
.orator-ring {
  border-radius: 50%; padding: 4px; position: relative; background: linear-gradient(135deg, rgba(255,255,255,0.1), transparent);
  box-shadow: inset 0 0 20px rgba(0,0,0,0.8); transition: all 1s ease;
}

.orator-hero.orator-left .orator-ring { box-shadow: 0 0 40px rgba(0,229,255,0.25); border: 1px solid rgba(0,229,255,0.3); }
.orator-hero.orator-right .orator-ring { box-shadow: 0 0 40px rgba(255,0,85,0.25); border: 1px solid rgba(255,0,85,0.3); }
.orator-ring img { width: 100%; height: 100%; border-radius: 50%; object-fit: cover; filter: grayscale(10%); transition: filter 1s ease; }

/* CANVAS ÉLECTRIQUE */
#lightning-canvas {
  position: absolute; top: 40%; left: 50%; transform: translate(-50%, -50%);
  width: 400px; height: 300px; mix-blend-mode: screen; pointer-events: none; z-index: 45;
}

#mouse-vfx-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 5;
  pointer-events: none;
  mix-blend-mode: screen;
}

/* Base Home Interaction Setup */
.home-interaction {
  position: fixed; left: 50%; bottom: 0; transform: translateX(-50%); width: calc(100% - 2rem); max-width: 980px;
  display: flex; flex-direction: column; align-items: center; gap: 0.75rem; z-index: 60;
  background: rgba(10, 15, 20, 0.6);
  padding: 1rem 1.15rem max(0.5rem, env(safe-area-inset-bottom)); border-radius: 20px 20px 0 0;
  overflow: hidden;
  box-shadow: 0 0 40px rgba(0,0,0,0.8);
  isolation: isolate; /* Crée un nouveau contexte pour empêcher le blend de trouer le body */
}

.home-interaction::before {
  content: "";
  position: absolute;
  top: -28%;
  left: -55%;
  width: 46%;
  height: 156%;
  background: linear-gradient(90deg, transparent, rgba(237,255,255,0.13), rgba(83,255,244,0.07), transparent);
  opacity: 0;
  transform: translateX(0) rotate(18deg);
  pointer-events: none;
  z-index: 8;
  animation: promptCardScan 8s ease-in-out infinite;
}

.home-interaction.is-unlocked {
  background: rgba(8, 18, 18, 0.68);
  box-shadow: 0 0 42px rgba(34,197,94,0.2), 0 0 70px rgba(0,0,0,0.78);
}

@keyframes promptCardScan {
  0%, 58% { transform: translateX(0) rotate(18deg); opacity: 0; }
  70% { opacity: 1; }
  100% { transform: translateX(360%) rotate(18deg); opacity: 0; }
}

.massive-input {
  width: 100%; background: rgba(5, 10, 15, 0.8); border: 1px solid rgba(255,255,255,0.05);
  color: #fff; font-family: inherit; font-size: 1.5rem; text-align: center; font-weight: 300;
  border-radius: 16px; padding: 1.2rem; outline: none; backdrop-filter: blur(10px); 
  transition: all 0.3s ease; position: relative; z-index: 10;
}
.massive-input:focus { border-color: rgba(0, 229, 255, 0.6); box-shadow: 0 0 30px rgba(0,229,255,0.2); }
.massive-input:disabled { cursor: not-allowed; opacity: 0.76; }
body.access-ready .massive-input {
  border-color: rgba(34,197,94,0.58);
  box-shadow: 0 0 24px rgba(34,197,94,0.18), 0 0 44px rgba(0,229,255,0.13);
  animation: inputReadyPulse 1.1s ease-out both;
}

@keyframes inputReadyPulse {
  0% { transform: scale(0.992); filter: brightness(0.88); }
  45% { transform: scale(1.01); filter: brightness(1.18); }
  100% { transform: scale(1); filter: brightness(1); }
}

.massive-input::placeholder { color: rgba(255, 255, 255, 0.3); font-weight: 300; letter-spacing: 0; }

/* ======== STATE HOMES ======== */
body.state-home .orator-left { top: 40%; left: 50%; transform: translate(-300px, -50%) scale(1); z-index: 55; }
body.state-home .orator-right { top: 40%; left: 50%; transform: translate(50px, -50%) scale(1); z-index: 55; }
body.state-home .orator-ring { width: 330px; height: 330px; animation: floatHover 6s infinite alternate ease-in-out; }

body.state-home .home-interaction { transform: translate(-50%, 0) scale(1); opacity: 1; pointer-events: auto; }
body.state-home #lightning-canvas { opacity: 1; }
body.state-home #mouse-vfx-canvas { opacity: 1; }
body.state-home .chat-arena { opacity: 0; pointer-events: none; }
body.state-home .play-controls { opacity: 0; transform: translateY(-30px); pointer-events: none; }

@keyframes floatHover {
  0% { margin-top: -10px; }
  100% { margin-top: 10px; }
}

/* ======== STATE DEBATING ======== */
body.state-debating .orator-left { top: 50%; left: 4vw; transform: translate(0, -50%) scale(1); animation: none; }
body.state-debating .orator-right { top: 50%; left: calc(100vw - 4vw - 110px); transform: translate(0, -50%) scale(1); animation: none; }
body.state-debating .orator-ring { width: 110px; height: 110px; } /* Retour à la taille UI Chat */

body.state-debating .home-interaction { transform: translate(-50%, -100px) scale(0.6); opacity: 0; pointer-events: none; visibility: hidden; } 
body.state-debating #lightning-canvas { transform: translate(-50%, -50%) scale(0); opacity: 0; }
body.state-debating #mouse-vfx-canvas { opacity: 0.45; }
body.state-debating .chat-arena { opacity: 1; pointer-events: auto; }
body.state-debating .play-controls { opacity: 1; transform: translateY(0); pointer-events: auto; }

/* Chat Arena Layout */
.chat-arena {
  width: 100%; max-width: 800px; margin: 120px auto 0; padding: 0 1rem 4rem 1rem;
  height: calc(100vh - 120px); overflow-y: auto;
  display: flex; flex-direction: column; gap: 2.5rem; scroll-behavior: smooth;
  z-index: 10;
}
.chat-arena::-webkit-scrollbar { width: 0px; }

/* Speaker Animation & Glow */
.orator-hero.speaking .orator-ring { animation: pingGlow 1.5s infinite cubic-bezier(0.2, 0.8, 0.2, 1); }
@keyframes pingGlow {
  0% { box-shadow: 0 0 20px currentColor; }
  50% { box-shadow: 0 0 60px currentColor; }
  100% { box-shadow: 0 0 20px currentColor; }
}
.orator-left.speaking .orator-ring { color: var(--col-a); border-color: var(--col-a); filter: grayscale(0%);}
.orator-left.speaking img { filter: grayscale(0%); }
.orator-right.speaking .orator-ring { color: var(--col-b); border-color: var(--col-b); filter: grayscale(0%);}
.orator-right.speaking img { filter: grayscale(0%); }

/* Chat Messages */
.msg-wrapper {
  max-width: 90%; display: flex; flex-direction: column; gap: 8px;
  animation: msgFadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  opacity: 0; transform: translateY(30px);
}
@keyframes msgFadeIn { to { opacity: 1; transform: translateY(0); } }

.msg-wrapper.left { align-self: flex-start; }
.msg-wrapper.right { align-self: flex-end; align-items: flex-end; }

.msg-phase-badge {
  font-size: 0.65rem; font-weight: 800; letter-spacing: 0; text-transform: uppercase;
  color: var(--text-muted); opacity: 0.8; margin: 0 10px;
}

.msg-bubble {
  background: rgba(15, 20, 30, 0.7); backdrop-filter: blur(25px); -webkit-backdrop-filter: blur(25px);
  padding: 1.5rem 2rem; border-radius: 20px; border: 1px solid rgba(255,255,255,0.08); /* Effet verre opaque */
  font-size: 1.05rem; line-height: 1.7; font-weight: 300; box-shadow: 0 15px 30px rgba(0,0,0,0.5);
}

.msg-wrapper.left .msg-bubble { border-top-left-radius: 4px; box-shadow: inset 1px 0 0 rgba(0,229,255,0.8), 0 20px 40px rgba(0,0,0,0.2); }
.msg-wrapper.right .msg-bubble { border-top-right-radius: 4px; box-shadow: inset -1px 0 0 rgba(255,0,85,0.8), 0 20px 40px rgba(0,0,0,0.2); }

.typing { color: var(--text-muted); font-size: 0.9rem; display: flex; align-items: center; gap: 8px; }
.typing-line { width: 30px; height: 2px; background: currentColor; border-radius: 2px; animation: widen 1.5s infinite ease-in-out; }
@keyframes widen { 0%, 100% { width: 10px; opacity: 0.3; } 50% { width: 50px; opacity: 1; } }

@media (max-width: 720px) {
  .app-header {
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
  }

  .header-col-left,
  .header-col-right {
    flex: 0 1 auto;
    min-width: 0;
  }

  .header-col-center {
    flex: 0 0 auto;
  }

  .access-panel {
    max-width: 100%;
    min-height: 0;
    padding: 0.65rem;
    font-size: 0.72rem;
    flex-wrap: wrap;
    border-radius: 16px;
  }

  .access-status {
    flex: 1 1 170px;
  }

  .google-button {
    flex: 1 1 100%;
    min-height: 40px;
  }

  .mode-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.35rem;
  }

  .mode-option {
    min-height: 36px;
    font-size: 0.68rem;
  }

  .prompt-access-row {
    justify-content: center;
  }

  .prompt-access-row .access-panel {
    width: 100%;
    max-width: 100%;
    justify-content: center;
  }

  body.state-home .header-col-center {
    display: none;
  }

  body.state-debating .header-col-center {
    position: fixed;
    left: 50%;
    bottom: 1rem;
    transform: translateX(-50%);
    justify-content: center;
  }

  .logo {
    font-size: 1.35rem;
    white-space: nowrap;
  }

  .site-logo-link {
    width: 42px;
    height: 42px;
  }

  .site-logo-link img {
    width: 33px;
    height: 33px;
  }

  .play-controls {
    gap: 6px;
    padding: 6px;
  }

  .btn {
    padding: 0.45rem 0.75rem;
    font-size: 0.72rem;
  }

  body.state-home .orator-left {
    top: 38%;
    left: 23%;
    transform: translate(-50%, -50%) scale(1);
  }

  body.state-home .orator-right {
    top: 38%;
    left: 77%;
    transform: translate(-50%, -50%) scale(1);
  }

  body.state-home .orator-ring {
    width: min(56vw, 250px);
    height: min(56vw, 250px);
  }

  #lightning-canvas {
    top: 42%;
    width: min(78vw, 360px);
    height: 220px;
  }

  .home-interaction {
    top: auto;
    bottom: 0;
    width: 100%;
    max-width: none;
    gap: 0.6rem;
    padding: 0.75rem 1rem max(0.45rem, env(safe-area-inset-bottom));
    border-radius: 16px 16px 0 0;
  }

  .massive-input {
    font-size: 1rem;
    padding: 1rem;
  }

  body.state-debating .orator-left {
    top: 5.25rem;
    left: 1rem;
    transform: none;
  }

  body.state-debating .orator-right {
    top: 5.25rem;
    right: 1rem;
    left: auto;
    transform: none;
  }

  body.state-debating .orator-ring {
    width: 72px;
    height: 72px;
  }

  .chat-arena {
    max-width: 100%;
    margin-top: 10rem;
    height: calc(100vh - 10rem);
    padding: 0 1rem 5.5rem;
    gap: 1.5rem;
  }

  .msg-wrapper {
    max-width: 100%;
  }

  .msg-bubble {
    padding: 1rem;
    border-radius: 14px;
    font-size: 0.95rem;
    line-height: 1.55;
  }
}

@media print {
  @page {
    margin: 14mm;
  }

  html,
  body {
    width: auto;
    height: auto;
    overflow: visible;
    background: #fff;
    color: #111;
  }

  .master-bg-pan,
  .app-header,
  .orator-hero,
  #lightning-canvas,
  #mouse-vfx-canvas,
  .home-interaction {
    display: none;
  }

  .chat-arena {
    width: 100%;
    max-width: none;
    height: auto;
    margin: 0;
    padding: 0;
    display: block;
    overflow: visible;
    opacity: 1;
    color: #111;
  }

  .msg-wrapper,
  .msg-wrapper.left,
  .msg-wrapper.right {
    max-width: 100%;
    display: block;
    opacity: 1;
    transform: none;
    break-inside: avoid;
    margin: 0 0 12mm;
  }

  .msg-phase-badge {
    color: #444;
    margin: 0 0 3mm;
  }

  .msg-bubble,
  .msg-wrapper.left .msg-bubble,
  .msg-wrapper.right .msg-bubble {
    background: #fff;
    color: #111;
    border: 1px solid #d8d8d8;
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border-radius: 6px;
  }
}