:root{--bg: #0c0806;--bg-glow: #3a2612;--paper: #f6f1e7;--paper-edge: #e8dfc9;--ink: #241f18;--ink-soft: #5c5344;--gold: #d4a24e;--gold-dim: #8a6a33;--door: #161d2b;--door-edge: #2a3650;--serif: "Fraunces", Georgia, "Times New Roman", serif;--sans: system-ui, -apple-system, "Segoe UI", sans-serif}*{box-sizing:border-box}body{margin:0;font-family:var(--sans);color:#e8e4da;background:radial-gradient(ellipse 75% 55% at 50% -8%,var(--bg-glow) 0%,transparent 62%),var(--bg);min-height:100vh}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none;background:repeating-conic-gradient(from 0deg at 50% -6%,rgba(232,190,122,.09) 0deg 1.6deg,transparent 1.6deg 6.4deg);-webkit-mask-image:radial-gradient(62% 60% at 50% -4%,#000 0%,rgba(0,0,0,.55) 30%,transparent 68%);mask-image:radial-gradient(62% 60% at 50% -4%,#000 0%,rgba(0,0,0,.55) 30%,transparent 68%)}.app{position:relative;z-index:1;max-width:860px;margin:0 auto;padding:1.5rem 1.25rem 4rem}.topbar{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:3rem}.wordmark{font-family:var(--serif);font-size:1.4rem;font-weight:600;color:var(--paper);background:none;border:none;padding:0;cursor:pointer;letter-spacing:.01em}.wordmark em{color:var(--gold);font-style:italic}.depth{font-family:var(--serif);font-style:italic;font-size:.95rem;color:var(--gold-dim)}.home{text-align:center;padding-top:8vh}.home-title{font-family:var(--serif);font-size:clamp(2.2rem,6vw,3.6rem);font-weight:500;line-height:1.15;margin:0 0 1rem;color:var(--paper)}.home-title em{color:var(--gold)}.home-sub{color:#9aa3b2;font-size:1.05rem;margin:0 auto 2.5rem;max-width:32rem}.home-form{display:flex;flex-direction:column;gap:.75rem;max-width:26rem;margin:0 auto}.topic-input{font-family:var(--serif);font-size:1.15rem;padding:.85rem 1.1rem;border-radius:10px;border:1px solid var(--door-edge);background:var(--door);color:var(--paper);outline:none;text-align:center}.topic-input:focus{border-color:var(--gold-dim)}.topic-input::placeholder{color:#5d6878}.btn{font-size:1rem;padding:.8rem 1.2rem;border-radius:10px;cursor:pointer;border:1px solid transparent;transition:transform .1s ease,background .15s ease}.btn:active{transform:scale(.98)}.btn.primary{background:var(--gold);color:#201709;font-weight:600}.btn.primary:disabled{opacity:.45;cursor:default}.btn.ghost{background:transparent;color:var(--gold);border-color:var(--gold-dim)}.error{color:#e08a7a;margin-top:1.5rem}.loading{text-align:center;padding-top:16vh}.lantern{width:18px;height:18px;border-radius:50%;background:var(--gold);margin:0 auto 1.5rem;animation:lantern-glow 1.6s ease-in-out infinite}@keyframes lantern-glow{0%,to{box-shadow:0 0 12px 4px #d4a24e59;opacity:.75}50%{box-shadow:0 0 32px 14px #d4a24e80;opacity:1}}.loading-text{font-family:var(--serif);font-size:1.2rem;color:#b8b2a4}.loading-text strong{color:var(--paper)}.card-view{display:flex;flex-direction:column;align-items:center}.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:.35rem .5rem;max-width:640px;margin:0 auto 1rem;font-size:.82rem}.breadcrumb .crumb{background:none;border:none;padding:0;font:inherit;color:#8f8574;cursor:pointer}.breadcrumb button.crumb:hover{color:var(--gold);text-decoration:underline}.breadcrumb .crumb.current{color:#c9bfa8;cursor:default}.breadcrumb .crumb:not(:last-child):after{content:"›";margin-left:.5rem;color:#5b5344}.crumb-ellipsis{color:#5b5344}.card{position:relative;background:linear-gradient(175deg,var(--paper) 0%,var(--paper-edge) 100%);color:var(--ink);border-radius:14px;padding:2.5rem 2.75rem 2.75rem;max-width:640px;width:100%;box-shadow:0 1px #ffffff14,0 18px 50px #0000008c;animation:card-in .45s ease both}@keyframes card-in{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}.card-emoji{font-size:2.2rem;margin-bottom:.75rem}.card-title{font-family:var(--serif);font-size:clamp(1.5rem,4vw,2.1rem);font-weight:600;line-height:1.2;margin:0 0 1rem}.card-fact{font-family:var(--serif);font-size:1.2rem;line-height:1.65;margin:0;color:var(--ink)}.doors-hint{font-family:var(--serif);font-style:italic;color:var(--gold-dim);margin:2.25rem 0 .9rem}.doors{display:grid;grid-template-columns:repeat(3,1fr);gap:.9rem;width:100%;max-width:760px}@media (max-width: 640px){.doors{grid-template-columns:1fr}}.door{position:relative;overflow:hidden;display:flex;flex-direction:column;gap:.45rem;text-align:left;background:linear-gradient(180deg,#1a2233 0%,var(--door) 100%);border:1px solid var(--door-edge);border-radius:10px;padding:1.15rem 2rem 1rem 1.2rem;color:inherit;cursor:pointer;transition:border-color .2s ease,transform .15s ease,box-shadow .2s ease}.door>*{position:relative;z-index:2}.door:before{content:"";position:absolute;top:12px;right:34px;bottom:12px;left:12px;border-radius:5px;border:1px solid rgba(212,162,78,.1);box-shadow:inset 0 1px 2px #00000073,inset 0 -1px #ffffff08;pointer-events:none;z-index:0}.door-knob{position:absolute;right:15px;top:50%;transform:translateY(-50%);width:11px;height:11px;border-radius:50%;background:radial-gradient(circle at 35% 32%,#f2dcac,#cc9843 55%,#7f6130);box-shadow:0 0 0 1px #0006,0 1px 2px #0000008c;transition:box-shadow .2s ease}.door.idle:hover .door-knob,.door.error:hover .door-knob{box-shadow:0 0 0 1px #0006,0 0 9px 2px #d4a24e8c}.door.idle{border-color:#d4a24e52}.door.idle:hover,.door.error:hover{border-color:var(--gold);transform:translateY(-3px);box-shadow:0 10px 28px #00000073}.door.opening{cursor:progress;opacity:.66}.door-label{font-family:var(--serif);font-size:1.08rem;font-weight:600;color:var(--paper);line-height:1.3}.door-teaser{font-size:.86rem;color:#98a1b0;line-height:1.45}.door-status{display:flex;align-items:center;gap:.45rem;margin-top:auto;padding-top:.55rem;font-size:.78rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--gold)}.door-status-dot{width:8px;height:8px;border-radius:50%;background:currentColor;flex:none}.door.opening .door-status{color:#e6b877}.door.opening .door-status-dot{animation:pulse-dot 1s ease-in-out infinite}@keyframes pulse-dot{0%,to{opacity:.35;transform:scale(.75)}50%{opacity:1;transform:scale(1.25);box-shadow:0 0 8px 2px #e6b87780}}.door.idle .door-status{color:#8f8574}.door.error .door-status{color:#e08a7a}.door.opening:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(105deg,transparent 25%,rgba(230,184,119,.22) 50%,transparent 75%);transform:translate(-100%);animation:shimmer 1.6s ease-in-out infinite;pointer-events:none}@keyframes shimmer{to{transform:translate(100%)}}.depth-limit{text-align:center;max-width:34rem;margin:2.25rem auto 0}.depth-limit-title{font-family:var(--serif);font-size:1.3rem;color:var(--gold);margin:0 0 .5rem}.depth-limit-sub{color:#9a8f7c;margin:0}.card-nav{display:flex;justify-content:center;gap:2.5rem;margin-top:2.25rem}.card-nav button{background:none;border:none;cursor:pointer;padding:.35rem .5rem;font-family:var(--serif);font-size:1rem;color:#9a8f7c;transition:color .15s ease}.card-nav button:hover{color:var(--gold)}.card-share{position:absolute;top:1.4rem;right:1.5rem;background:none;border:1px solid rgba(138,106,51,.35);border-radius:999px;padding:.32rem .85rem;font-family:var(--sans);font-size:.78rem;color:var(--gold-dim);cursor:pointer;transition:color .15s ease,border-color .15s ease,background .15s ease}.card-share:hover{color:#6b4f22;border-color:var(--gold-dim);background:#8a6a3314}.footnote{margin-top:1.75rem;font-size:.78rem;color:#7a6f5c;text-align:center}