:root {
    --ink: #171210;
    --gold: #c9a84c;
    --gold-dim: rgba(201,168,76,0.2);
    --warm-gray: #7a6f62;
    --bg: #1c1712;
    --bg-raise: #221e18;
    --bg-card: #252019;
    --bg-card-border: #3a3025;
    --text-primary: #e8e0d0;
    --text-secondary: #a8998a;
  }

  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }

  body {
    background: var(--bg);
    color: var(--text-primary);
    font-family: 'Karla', sans-serif;
    font-weight: 300;
    min-height: 100vh;
  }

  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 1000;
    opacity: 0.4;
  }

  .nav {
    padding: 2rem 2.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--bg-card-border);
  }
  .nav-back {
    font-family: 'Karla', sans-serif;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: #ffffff;
    text-decoration: none;
    background: linear-gradient(135deg, #1a8a72 0%, #0d6b58 100%);
    padding: 0.55rem 1.25rem;
    border: none;
    border-bottom: 4px solid #0a4f41;
    border-right: 3px solid #0a4f41;
    box-shadow: 3px 5px 0px rgba(0,0,0,0.5), 0 0 20px rgba(26,138,114,0.2);
    transform: translateY(0);
    transition: transform 0.12s ease, box-shadow 0.12s ease, border-bottom-width 0.12s ease;
    display: inline-block;
    position: relative;
  }
  .nav-back::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(255,255,255,0.06) 0%, transparent 60%);
    pointer-events: none;
  }
  .nav-back:hover {
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 5px 8px 0px rgba(0,0,0,0.5), 0 0 25px rgba(201,168,76,0.25);
  }
  .nav-back:active {
    transform: translateY(2px);
    box-shadow: 1px 2px 0px rgba(0,0,0,0.5);
    border-bottom-width: 2px;
  }
  .nav-mark {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1rem;
    letter-spacing: 0.1em;
    color: var(--gold);
  }

  .doors-header {
    padding: 2.75rem 2rem 1.75rem;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
  }
  .doors-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 300;
    color: var(--gold);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    opacity: 0;
    animation: fadeUp 1s ease forwards 0.3s;
  }
  .doors-note {
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(1.3rem, 3vw, 1.6rem);
    font-weight: 500;
    color: var(--text-primary);
    opacity: 0;
    animation: fadeUp 1s ease forwards 0.6s;
  }

  .doors-section { padding: 1.25rem 2rem 1rem; }

  .doors-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 580px;
    margin: 0 auto;
  }

  .door-card {
    display: flex;
    cursor: pointer;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    filter: drop-shadow(4px 6px 8px rgba(0,0,0,0.5));
  }
  .door-card:hover {
    transform: translateX(6px) translateY(-3px);
    filter: drop-shadow(6px 10px 12px rgba(0,0,0,0.6));
  }
  .door-spine {
    width: 28px;
    flex-shrink: 0;
    border-radius: 4px 0 0 4px;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
  }
  .door-spine-num {
    font-family: 'Karla', sans-serif;
    font-size: 0.5rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    color: rgba(0,0,0,0.5);
    writing-mode: vertical-rl;
    text-orientation: mixed;
    transform: rotate(180deg);
    user-select: none;
    text-transform: uppercase;
  }
  .door-body {
    flex: 1;
    text-align: center;
    padding: 2rem 1.5rem 1rem;
    border: 1px solid;
    border-left: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 8px 24px rgba(0,0,0,0.4), 0 2px 6px rgba(0,0,0,0.3);
  }

  .door-card.d1 .door-spine { background: #e8945a; }
  .door-card.d1 .door-body { background: rgba(180,100,60,0.18); border-color: rgba(180,100,60,0.5); }
  .door-card.d1 .door-numeral { color: #c9845a; }
  .door-card.d1 .door-question { color: #e8d5c8; }

  .door-card.d0 .door-spine { background: linear-gradient(160deg, #3a3632, #221f1c); }
  .door-card.d0 .door-body { background: rgba(255,255,255,0.03); border-color: rgba(255,255,255,0.12); }
  .door-card.d0 .door-numeral { color: rgba(210,205,195,0.55); font-style: italic; font-weight: 400; text-transform: none; letter-spacing: 0.02em; }
  .door-card.d0 .door-question { color: rgba(232,228,220,0.4); font-style: italic; }
  .door-card.d0 .door-enter {
    background: none;
    color: rgba(210,205,195,0.6);
    border: 1px solid rgba(210,205,195,0.3);
    border-bottom: 1px solid rgba(210,205,195,0.3);
    box-shadow: none;
  }

  .door-card.d2 .door-spine { background: #6fa882; }
  .door-card.d2 .door-body { background: rgba(80,110,90,0.15); border-color: rgba(80,110,90,0.45); }
  .door-card.d2 .door-numeral { color: #6fa882; font-weight: 600; text-transform: none; }
  .door-card.d2 .door-question { color: #c8e0d2; }
  .door-card.d2 .door-spine-num { font-weight: 600; text-transform: none; }

  .door-card.d3 .door-spine { background: #9a8fd4; }
  .door-card.d3 .door-body { background: rgba(100,90,150,0.15); border-color: rgba(100,90,150,0.45); }
  .door-card.d3 .door-numeral { color: #9a8fd4; }
  .door-card.d3 .door-question { color: #d2cff0; }

  .door-card.d4 .door-spine { background: #c9a84c; }
  .door-card.d4 .door-body { background: rgba(150,115,50,0.15); border-color: rgba(150,115,50,0.45); }
  .door-card.d4 .door-numeral { color: #c9a84c; }
  .door-card.d4 .door-question { color: #eddfa8; }

  .door-card.d5 .door-spine { background: #c97070; }
  .door-card.d5 .door-body { background: rgba(160,70,70,0.15); border-color: rgba(160,70,70,0.45); }
  .door-card.d5 .door-numeral { color: #c97070; }
  .door-card.d5 .door-question { color: #e8c8c8; }

  .door-card.d6 .door-spine { background: #d4af6a; }
  .door-card.d6 .door-body { background: rgba(212,175,106,0.12); border-color: rgba(212,175,106,0.45); }
  .door-card.d6 .door-numeral { color: #d4af6a; font-weight: 600; text-transform: none; }
  .door-card.d6 .door-question { color: #f0e4c8; }
  .door-card.d6 .door-spine-num { font-weight: 600; text-transform: none; }

  .door-card.d7 .door-spine { background: #7a8fc9; }
  .door-card.d7 .door-body { background: rgba(70,80,150,0.15); border-color: rgba(70,80,150,0.45); }
  .door-card.d7 .door-numeral { color: #7a8fc9; font-weight: 600; text-transform: none; }
  .door-card.d7 .door-question { color: #c8d0f0; }
  .door-card.d7 .door-spine-num { font-weight: 600; text-transform: none; }

  .door-card.d8 .door-spine { background: #4fb0c7; }
  .door-card.d8 .door-body { background: rgba(40,120,140,0.15); border-color: rgba(40,120,140,0.45); }
  .door-card.d8 .door-numeral { color: #4fb0c7; font-weight: 600; text-transform: none; }
  .door-card.d8 .door-question { color: #c5e6ee; }
  .door-card.d8 .door-spine-num { font-weight: 600; text-transform: none; }

  .door-card.d-grace .door-spine { background: #1a8a72; }
  .door-card.d-grace .door-body { background: rgba(30,90,60,0.15); border-color: rgba(30,90,60,0.45); }
  .door-card.d-grace .door-numeral { color: #1a8a72; font-weight: 600; text-transform: none; }
  .door-card.d-grace .door-question { color: #c8e8d8; }
  .door-card.d-grace .door-spine-num { font-weight: 600; text-transform: none; }

  .door-card.d10 .door-spine { background: #c8bfb0; }
  .door-card.d10 .door-body { background: rgba(200,191,176,0.10); border-color: rgba(200,191,176,0.4); }
  .door-card.d10 .door-numeral { color: #c8bfb0; font-weight: 600; text-transform: none; }
  .door-card.d10 .door-question { color: #e8e4dc; }
  .door-card.d10 .door-title { color: #c8bfb0; }
  .door-card.d10 .door-spine-num { font-weight: 600; text-transform: none; }

  .door-card:nth-child(1) { animation-delay: 0.2s; }
  .door-card:nth-child(2) { animation-delay: 0.35s; }
  .door-card:nth-child(3) { animation-delay: 0.5s; }
  .door-card:nth-child(4) { animation-delay: 0.65s; }
  .door-card:nth-child(5) { animation-delay: 0.8s; }

  .door-card.keeper {
    opacity: 1;
    animation: none;
    filter: drop-shadow(3px 4px 6px rgba(0,0,0,0.4));
  }
  .door-card.keeper .door-spine-right {
    width: 28px;
    background: linear-gradient(200deg, #d4af6a, #a8823f);
    border-radius: 0 4px 4px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0;
  }
  @keyframes fireFlicker {
    0%   { transform: scaleY(1) scaleX(1) translateX(0) rotate(0deg); opacity: 1; }
    15%  { transform: scaleY(1.08) scaleX(0.95) translateX(0.6px) rotate(-1deg); opacity: 0.95; }
    30%  { transform: scaleY(0.92) scaleX(1.06) translateX(-0.5px) rotate(1deg); opacity: 1; }
    45%  { transform: scaleY(1.1) scaleX(0.94) translateX(0.4px) rotate(-1.5deg); opacity: 0.9; }
    60%  { transform: scaleY(0.95) scaleX(1.03) translateX(-0.6px) rotate(1deg); opacity: 1; }
    75%  { transform: scaleY(1.05) scaleX(0.97) translateX(0.3px) rotate(-0.5deg); opacity: 0.95; }
    100% { transform: scaleY(1) scaleX(1) translateX(0) rotate(0deg); opacity: 1; }
  }
  .fireflame { animation: fireFlicker 1.8s ease-in-out infinite; transform-origin: center bottom; }
  .fireflame2 { animation: fireFlicker 2.1s ease-in-out infinite reverse; transform-origin: center bottom; }

  .door-card.keeper .door-spine {
    width: 28px;
    background: linear-gradient(160deg, #d4af6a, #a8823f);
    border-radius: 4px 0 0 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0;
  }
  .door-card.keeper .door-spine-num {
    display: none;
  }
  .door-card.keeper .keeper-mark,
  .door-card.keeper .keeper-mark-top,
  .door-card.keeper .keeper-mark-bottom {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .door-card.keeper .door-body {
    padding: 1.4rem 1.6rem 1.1rem;
    background: rgba(212,175,106,0.05);
    border-color: rgba(212,175,106,0.25);
    border-style: dashed;
    box-shadow: none;
  }
  .door-card.keeper .door-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.05rem;
    font-weight: 500;
    font-style: italic;
    letter-spacing: 0.02em;
    text-transform: none;
    color: rgba(212,175,106,0.85);
    margin-bottom: 0.35rem;
  }
  .door-card.keeper .door-question {
    font-size: 0.95rem;
    font-weight: 300;
    color: rgba(232,228,220,0.65);
  }
  .door-card.keeper .door-enter {
    background: linear-gradient(135deg, #1a8a72 0%, #0d6b58 100%);
    color: #fff;
    font-size: 0.55rem;
    letter-spacing: 0.2em;
  }
  .door-card.keeper:hover {
    transform: translateY(-2px);
  }

  .dzo-overlay {
    position: fixed;
    inset: 0;
    background: #0a0908;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow-y: auto;
    padding: 4rem 0;
    z-index: 200;
  }
  .dzo-overlay.open {
    display: flex;
  }
  .dzo-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: rgba(232,228,220,0.5);
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    padding: 0.5rem;
  }
  .dzo-mark {
    position: absolute;
    top: 1.8rem;
    left: 1.8rem;
    font-family: 'Cormorant Garamond', serif;
    font-style: italic;
    font-weight: 300;
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    color: rgba(232,228,220,0.35);
  }
  .dzo-close:hover {
    color: rgba(232,228,220,0.9);
  }
  @keyframes dzoBreathe {
    0%   { opacity: 0.2; }
    38%  { opacity: 0.65; }
    46%  { opacity: 0.65; }
    100% { opacity: 0.2; }
  }
  @keyframes dzoBreathe {
    0%   { opacity: 0.2; }
    35%  { opacity: 0.6; }
    45%  { opacity: 0.6; }
    100% { opacity: 0.2; }
  }
  .dzo-quietspace {
    font-family: 'Cormorant Garamond', serif;
    font-style: italic;
    font-weight: 300;
    font-size: clamp(2.6rem, 10vw, 5.2rem);
    letter-spacing: 0.35em;
    color: rgba(232,228,220,0.9);
    text-align: center;
    animation: dzoBreathe 7s ease-in-out infinite;
  }

  .door-separator {
    width: 40px;
    height: 1px;
    background: var(--bg-card-border);
    margin: 1.5rem auto;
  }

  .door-enter {
    display: inline-block;
    align-self: flex-end;
    font-family: 'Karla', sans-serif;
    font-size: 0.58rem;
    font-weight: 500;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: #ffffff;
    background: linear-gradient(135deg, #1a8a72 0%, #0d6b58 100%);
    padding: 0.4rem 1.1rem;
    margin-top: 0.75rem;
    border: none;
    border-bottom: 3px solid #0a4f41;
    border-right: 2px solid #0a4f41;
    box-shadow: 2px 3px 0px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.1);
    transform: translateY(0);
    transition: transform 0.12s ease, box-shadow 0.12s ease;
    position: relative;
  }
  .door-enter::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(255,255,255,0.06) 0%, transparent 60%);
    pointer-events: none;
  }
  .door-card:hover .door-enter {
    transform: translateY(-2px);
    box-shadow: 3px 5px 0px rgba(0,0,0,0.5), 0 0 12px rgba(201,168,76,0.2);
  }
  .door-enter:active {
    transform: translateY(1px);
    box-shadow: 1px 1px 0px rgba(0,0,0,0.4);
    border-bottom-width: 1px;
  }

  .door-numeral {
    display: block;
    font-family: 'Karla', sans-serif;
    font-size: 1rem;
    letter-spacing: 0.35em;
    margin-bottom: 0.6rem;
  }
  .door-question {
    display: block;
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(1.2rem, 3vw, 1.45rem);
    font-weight: 300;
    line-height: 1.55;
    max-width: 480px;
    margin: 0 auto;
  }

  .door-title {
    display: block;
    font-family: 'Karla', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
  }

  .door-card.d2 .door-title { color: #6fa882; }
  .door-card.d6 .door-title { color: #d4af6a; }
  .door-card.d7 .door-title { color: #7a8fc9; }
  .door-card.d8 .door-title { color: #4fb0c7; }
  .door-card.d-grace .door-title { color: #1a8a72; }

  footer {
    background: var(--ink);
    padding: 2rem 2rem;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
  }
  .footer-name {
    font-family: 'Cormorant Garamond', serif;
    font-size: 0.8rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--warm-gray);
    margin-bottom: 0.2rem;
  }
  .footer-divider { width: 40px; height: 1px; background: var(--gold-dim); margin-bottom: 0.2rem; }
  .footer-copy {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: rgba(212,201,184,0.9);
  }
  .footer-disclosure {
    font-size: 0.65rem;
    letter-spacing: 0.05em;
    color: rgba(212,201,184,0.7);
    max-width: 400px;
    line-height: 1.45;
    margin-top: 0.3rem;
  }

  .modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(20,16,12,0.96);
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
  }
  .modal-overlay.open { opacity: 1; pointer-events: all; }
  .modal {
    background: var(--bg-card);
    width: 100%;
    max-width: 680px;
    height: 92vh;
    display: flex;
    flex-direction: column;
    transform: translateY(20px);
    transition: transform 0.4s ease;
    border: 1px solid var(--bg-card-border);
  }
  .modal-overlay.open .modal { transform: translateY(0); }
  .modal-header {
    padding: 1.5rem 1.75rem 1.25rem;
    border-bottom: 1px solid var(--bg-card-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
    background: rgba(0,0,0,0.15);
  }
  .modal-space-mark {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.1rem;
    letter-spacing: 0.4em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 0.5rem;
    opacity: 0.9;
  }
  .modal-door-num {
    font-family: 'Karla', sans-serif;
    font-size: 0.7rem;
    color: var(--gold);
    letter-spacing: 0.3em;
    margin-bottom: 0.3rem;
  }
  .modal-question {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.6rem;
    line-height: 1.55;
    color: #ffffff;
    max-width: 480px;
    font-style: normal;
  }
  .modal-header-actions {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    flex-shrink: 0;
  }
  .modal-reset {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    font-family: 'Karla', sans-serif;
    font-size: 0.6rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    opacity: 0.55;
    margin-top: 6px;
    transition: opacity 0.2s ease, color 0.2s ease;
    padding: 0 0.25rem;
  }
  .modal-reset:hover { opacity: 1; color: var(--gold); }
  .modal-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 1.6rem;
    flex-shrink: 0;
    margin-top: 2px;
    transition: color 0.2s ease;
    padding: 0 0.25rem;
  }
  .modal-close:hover { color: var(--text-primary); }
  .modal-messages {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 1.5rem 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    scroll-behavior: smooth;
  }
  .msg {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    max-width: 80%;
  }
  .msg.user { align-self: flex-end; align-items: flex-end; }
  .msg.assistant { align-self: flex-start; align-items: flex-start; }
  .msg-role {
    font-size: 0.55rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-secondary);
    opacity: 0.6;
    padding: 0 0.25rem;
  }
  .msg-content {
    font-family: 'Karla', sans-serif;
    font-size: 1.1rem;
    line-height: 1.75;
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: 4px;
    white-space: pre-line;
  }
  .msg.user .msg-content {
    background: rgba(201,168,76,0.12);
    border-radius: 12px 12px 2px 12px;
    color: var(--text-primary);
  }
  .msg.assistant .msg-content {
    background: rgba(255,255,255,0.06);
    border-radius: 2px 12px 12px 12px;
    color: #ffffff;
    border: none;
  }
  .typing-indicator { display: flex; gap: 5px; padding: 0.5rem 0 0.5rem 1rem; }
  .typing-dot {
    width: 6px; height: 6px;
    background: var(--text-secondary);
    border-radius: 50%;
    animation: typingBounce 1.2s ease infinite;
  }
  .typing-dot:nth-child(2) { animation-delay: 0.2s; }
  .typing-dot:nth-child(3) { animation-delay: 0.4s; }
  .modal-input-area {
    padding: 1rem 1.75rem 1.25rem;
    border-top: 1px solid var(--bg-card-border);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex-shrink: 0;
  }
  .modal-textarea {
    width: 100%;
    background: none;
    border: none;
    border-bottom: 1px solid var(--bg-card-border);
    padding: 0.5rem 0;
    font-family: 'Karla', sans-serif;
    font-size: 1.1rem;
    color: #ffffff;
    resize: none;
    outline: none;
    line-height: 1.6;
    max-height: 140px;
    transition: border-color 0.2s ease;
  }
  .modal-textarea:focus { border-color: var(--text-primary); }
  .modal-textarea::placeholder { color: var(--text-secondary); font-style: normal; opacity: 0.6; }
  .modal-send {
    font-family: 'Karla', sans-serif;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: #ffffff;
    background: linear-gradient(135deg, #1a8a72 0%, #0d6b58 100%);
    padding: 0.6rem 1.75rem;
    border: none;
    border-bottom: 3px solid #0a4f41;
    border-right: 2px solid #0a4f41;
    box-shadow: 2px 3px 0px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.1);
    cursor: pointer;
    align-self: flex-end;
    transform: translateY(0);
    transition: transform 0.12s ease, box-shadow 0.12s ease;
    position: relative;
  }
  .modal-send:hover {
    transform: translateY(-2px);
    box-shadow: 3px 5px 0px rgba(0,0,0,0.5), 0 0 15px rgba(26,138,114,0.3);
  }
  .modal-send:active {
    transform: translateY(1px);
    box-shadow: 1px 1px 0px rgba(0,0,0,0.4);
    border-bottom-width: 1px;
  }
  .modal-send:disabled { opacity: 0.4; cursor: not-allowed; }

  @keyframes flicker {
    0%   { transform: scaleY(1) scaleX(1) translateX(0); opacity: 1; }
    20%  { transform: scaleY(0.94) scaleX(1.04) translateX(0.4px); opacity: 0.92; }
    40%  { transform: scaleY(1.05) scaleX(0.97) translateX(-0.5px); opacity: 1; }
    60%  { transform: scaleY(0.97) scaleX(1.02) translateX(0.3px); opacity: 0.95; }
    80%  { transform: scaleY(1.03) scaleX(0.98) translateX(-0.3px); opacity: 1; }
    100% { transform: scaleY(1) scaleX(1) translateX(0); opacity: 1; }
  }
  .flame {
    animation: flicker 2.6s ease-in-out infinite;
    transform-origin: center bottom;
  }
  @keyframes shake {
    0% { transform: translateX(0); }
    15% { transform: translateX(-5px); }
    30% { transform: translateX(5px); }
    45% { transform: translateX(-4px); }
    60% { transform: translateX(4px); }
    75% { transform: translateX(-2px); }
    90% { transform: translateX(2px); }
    100% { transform: translateX(0); }
  }
  .door-card.shaking { animation: shake 0.4s ease !important; }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
  }
  @keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); }
    30%           { transform: translateY(-6px); }
  }

  @media (min-width: 900px) {
    .doors-header {
      max-width: 800px;
    }
    .doors-section {
      padding: 2rem 4vw 3rem;
    }
    .doors-grid {
      max-width: 760px;
      gap: 1.1rem;
    }
    .door-card {
      align-items: stretch;
    }
    .door-spine {
      width: 10px;
      filter: none;
    }
    .door-spine-num {
      display: none;
    }
    .door-body {
      flex-direction: row;
      align-items: center;
      justify-content: space-between;
      text-align: left;
      padding: 1.75rem 2.5rem;
      gap: 2rem;
    }
    .door-card:hover .door-spine {
      filter: brightness(1.15);
    }
    .door-numeral {
      display: block;
      flex-shrink: 0;
      width: 64px;
      margin-bottom: 0;
      font-size: 0.7rem;
      letter-spacing: 0.18em;
      text-align: left;
    }
    .door-question {
      text-align: left;
      max-width: none;
      flex: 1;
      margin: 0;
      font-size: clamp(1.25rem, 1.8vw, 1.5rem);
    }
    .door-enter {
      flex-shrink: 0;
      margin-top: 0;
      align-self: center;
    }
  }

  @media (max-width: 560px) {
    .modal {
      height: 100vh;
      height: 100dvh;
      max-height: 100dvh;
      border-radius: 0;
      border-left: none;
      border-right: none;
    }
    .modal-overlay { padding: 0; align-items: flex-end; }
    .modal-header { padding: 1rem 1.25rem 0.75rem; }
    .modal-question { font-size: 1.25rem; }
    .modal-messages { padding: 1rem 1.25rem; }
    .modal-input-area {
      padding: 0.75rem 1.25rem 1.25rem;
      padding-bottom: max(1.25rem, env(safe-area-inset-bottom));
      position: sticky;
      bottom: 0;
      background: var(--bg-card);
      flex-shrink: 0;
      z-index: 10;
    }
  }

  /* ============================================
     DESKTOP — wider stage for the gold-spine cards
     above. Mobile (default) styles are untouched.
     ============================================ */
  @media (min-width: 1300px) {
    .doors-grid {
      max-width: 800px;
    }

    .door-body {
      padding: 2rem 3rem;
    }

    .door-question {
      font-size: clamp(1.35rem, 1.7vw, 1.6rem);
      max-width: 600px;
    }
  }