/*
Theme Name: 한국역사박물관 테마
Template: twentytwentyfive
Description: 한국역사박물관 · 항일역사관 블록 자식테마 (Twenty Twenty-Five 기반)
Version: 0.4.0
Requires PHP: 8.0
License: GPL-2.0-or-later
Text Domain: kh-museum-theme
*/

/* ===== 박물관 입장 연출 ===== */
.khm-hero{position:relative;overflow:hidden;min-height:min(92svh,860px);display:flex;align-items:flex-end;background:#0f2c24;isolation:isolate;color:#F5F0E6}
.khm-hero__stage{position:absolute;inset:0;transform-origin:50% 60%;animation:khm-dolly 3.2s cubic-bezier(.2,.7,.2,1) both}
.khm-hero__bg{position:absolute;inset:-4%;will-change:transform;transform:translate3d(calc(var(--mx,0)*-18px),calc(var(--my,0)*-10px + var(--sy,0)*1px),0) scale(1.06)}
.khm-hero__bg img{position:static;width:100%;height:100%;max-width:none;object-fit:cover;object-position:50% 45%;display:block}
.khm-hero__rays{position:absolute;inset:0;pointer-events:none;mix-blend-mode:screen;opacity:.55;background:
 linear-gradient(105deg,transparent 18%,rgba(255,224,160,.22) 24%,transparent 32%),
 linear-gradient(105deg,transparent 38%,rgba(255,224,160,.16) 43%,transparent 50%),
 linear-gradient(105deg,transparent 58%,rgba(255,224,160,.12) 62%,transparent 70%);
 animation:khm-rays 9s ease-in-out infinite alternate}
.khm-hero__shade{position:absolute;inset:0;pointer-events:none;background:
 linear-gradient(0deg,rgba(10,28,23,.96) 0%,rgba(10,28,23,.72) 28%,rgba(10,28,23,.1) 62%),
 radial-gradient(120% 90% at 50% 40%,transparent 55%,rgba(0,0,0,.55) 100%)}
.khm-hero__inner{position:relative;z-index:2;max-width:1200px;margin:0 auto;padding:0 1.25rem 4.5rem;width:100%;color:#F5F0E6;animation:khm-up 1.2s 1.7s cubic-bezier(.2,.7,.2,1) both}
.khm-hero__eyebrow{letter-spacing:.18em;color:#e0c48e;margin:0 0 .4rem;font-size:.95rem}
.khm-hero h1{color:#F5F0E6;font-size:clamp(2.2rem,6.5vw,4rem);line-height:1.2;margin:0 0 .5em;text-shadow:0 2px 24px rgba(0,0,0,.6)}
.khm-hero__sub{max-width:34em;font-size:1.1rem;margin:0 0 1.4rem;color:#F5F0E6;text-shadow:0 1px 12px rgba(0,0,0,.7)}
.khm-hero__cta{display:inline-flex;align-items:center;gap:.5em;padding:.85em 1.7em;background:#b48d52;color:#1b1710;font-weight:700;text-decoration:none;border-radius:4px;box-shadow:0 6px 24px rgba(0,0,0,.45);transition:transform .25s,background .25s}
.khm-hero__cta:hover,.khm-hero__cta:focus-visible{background:#d0a964;color:#1b1710;transform:translateY(-2px)}
.khm-hero__cap{position:absolute;z-index:2;right:.8rem;top:.8rem;font-size:.75rem;color:#F5F0E6;background:rgba(0,0,0,.5);padding:.2em .7em;border-radius:3px;margin:0}
.khm-hero__scroll{position:absolute;z-index:2;left:50%;bottom:1rem;width:1px;height:42px;background:linear-gradient(#e0c48e,transparent);animation:khm-scroll 1.8s ease-in-out infinite}

/* 대문: 입장 시 좌우로 열림 */
.khm-doors{position:absolute;inset:0;z-index:5;pointer-events:none;animation:khm-doors-off 0s 2.6s forwards}
.khm-door{position:absolute;top:0;bottom:0;width:50.5%;background:
 linear-gradient(90deg,rgba(0,0,0,.35),transparent 12%,transparent 88%,rgba(0,0,0,.35)),
 repeating-linear-gradient(90deg,#5a3a1f 0 38px,#4e3119 38px 40px),
 #4a2f17;
 box-shadow:inset 0 0 0 10px #3a2412,inset 0 0 60px rgba(0,0,0,.55)}
.khm-door::after{content:"";position:absolute;top:50%;width:14px;height:90px;margin-top:-45px;border-radius:7px;background:linear-gradient(90deg,#d9b46a,#8a6a2d);box-shadow:0 4px 10px rgba(0,0,0,.5)}
.khm-door--l{left:0;animation:khm-door-l 1.9s .5s cubic-bezier(.65,0,.2,1) forwards}
.khm-door--l::after{right:22px}
.khm-door--r{right:0;animation:khm-door-r 1.9s .5s cubic-bezier(.65,0,.2,1) forwards}
.khm-door--r::after{left:22px}

@keyframes khm-door-l{to{transform:translateX(-102%)}}
@keyframes khm-door-r{to{transform:translateX(102%)}}
@keyframes khm-doors-off{to{visibility:hidden}}
@keyframes khm-dolly{from{transform:scale(1.28)}to{transform:scale(1)}}
@keyframes khm-up{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}
@keyframes khm-rays{from{transform:translateX(-4%)}to{transform:translateX(4%)}}
@keyframes khm-scroll{0%,100%{opacity:.2}50%{opacity:1}}

/* ===== 복도: 연표 ===== */
.khm-corridor{background:radial-gradient(90% 120% at 50% 0,#1f5244 0%,#173E34 45%,#0f2c24 100%);color:#F5F0E6;padding:4rem 1.25rem 4.5rem;position:relative}
.khm-corridor::before{content:"";position:absolute;left:0;right:0;top:0;height:6px;background:linear-gradient(90deg,#6e5430,#d6b57c,#6e5430)}
.khm-corridor h2{color:#F5F0E6;text-align:center;margin:0 0 2.5rem}
.khm-timeline{list-style:none;margin:0 auto;padding:0;max-width:1100px;display:grid;grid-template-columns:repeat(5,1fr);gap:1rem;position:relative}
.khm-timeline::before{content:"";position:absolute;left:6%;right:6%;top:1.05rem;height:2px;background:linear-gradient(90deg,transparent,#b48d52 12%,#b48d52 88%,transparent)}
.khm-timeline li{position:relative;text-align:center;padding-top:2.6rem;color:#F5F0E6}
.khm-timeline li::before{content:"";position:absolute;left:50%;top:.55rem;width:14px;height:14px;margin-left:-7px;border-radius:50%;background:#e0c48e;box-shadow:0 0 0 5px rgba(224,196,142,.2),0 0 18px rgba(224,196,142,.6)}
.khm-timeline strong{display:block;font-family:var(--wp--preset--font-family--serif);font-size:1.9rem;color:#e0c48e}
@media (max-width:700px){.khm-timeline{grid-template-columns:1fr;max-width:340px}.khm-timeline::before{left:13px;right:auto;top:0;bottom:0;width:2px;height:auto}.khm-timeline li{text-align:left;padding:0 0 1.4rem 2.6rem}.khm-timeline li::before{left:14px;top:.5rem}}

/* ===== 전시실: 벽에 걸린 액자 ===== */
.khm-gallery{padding:4rem 1.25rem 0;background:linear-gradient(180deg,#efe7d6 0%,#e6dcc7 100%);position:relative;overflow:hidden}
.khm-gallery h2{text-align:center;margin:0 0 .4rem}
.khm-gallery .khm-gallery__lead{text-align:center;margin:0 auto 2.5rem!important;max-width:34em}
.khm-gallery h2{border:0;padding:0}
.khm-rooms{max-width:1200px;margin:0 auto;padding:0;list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2.5rem;perspective:1200px}
.khm-room{position:relative;margin:0;padding-top:2.2rem;transition:transform .5s cubic-bezier(.2,.7,.2,1);transform-style:preserve-3d}
.khm-room::before{content:"";position:absolute;left:-10%;right:-10%;top:-1rem;height:12rem;background:radial-gradient(60% 100% at 50% 0,rgba(255,236,190,.75),transparent 70%);pointer-events:none}
.khm-room:hover,.khm-room:focus-within{transform:rotateX(2deg) translateY(-8px) scale(1.02)}
.khm-frame{position:relative;border:12px solid #4a2f17;border-image:linear-gradient(135deg,#6b4624,#3a2412,#6b4624) 1;box-shadow:0 22px 36px -12px rgba(0,0,0,.55),inset 0 0 0 6px #f3ecdc;background:#f3ecdc;padding:6px}
.khm-frame img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}
.khm-plate{margin:1.2rem auto 0;max-width:15rem;text-align:center;background:linear-gradient(180deg,#f9f4e8,#e4d8bd);border:1px solid #b9a678;padding:.55rem .8rem;box-shadow:0 3px 8px rgba(0,0,0,.2);position:relative}
.khm-plate a{display:block;font-weight:700;color:#173E34;text-decoration:none;font-size:1.05rem}
.khm-plate a::after{content:"";position:absolute;inset:-14rem 0 0 0}
.khm-plate small{display:block;font-size:.72rem;color:#5a4f3b}
.khm-floor{height:90px;margin:3.5rem -1.25rem 0;background:linear-gradient(180deg,rgba(0,0,0,.28),transparent 35%),repeating-linear-gradient(90deg,#8a7351 0 120px,#7d6948 120px 122px);box-shadow:inset 0 14px 18px -10px rgba(0,0,0,.5)}

/* ===== 본문 ===== */
.khm-halls{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1rem}
.entry-content,.wp-block-post-content{max-width:780px}

/* 스크롤 등장 (JS가 켜졌을 때만) */
.khm-js .khm-reveal{opacity:0;transform:translateY(34px);transition:opacity .9s ease,transform .9s cubic-bezier(.2,.7,.2,1)}
.khm-js .khm-reveal.is-in{opacity:1;transform:none}

@media (max-width:700px){
 .khm-hero{min-height:82svh}
 .khm-hero__inner{padding-bottom:3.2rem}
 .khm-rooms{gap:2rem}
}
@media (prefers-reduced-motion:reduce){
 .khm-doors{display:none}
 .khm-hero__stage,.khm-hero__inner,.khm-hero__rays,.khm-hero__scroll{animation:none!important}
 .khm-hero__bg{transform:none!important}
 .khm-room{transition:none}.khm-room:hover{transform:none}
 .khm-js .khm-reveal{opacity:1;transform:none;transition:none}
}

/* 입장 음성 안내 */
.khm-hero__voice{position:absolute;z-index:6;left:1.25rem;top:.8rem;display:flex;align-items:center;gap:.8rem;flex-wrap:wrap}
.khm-voice{cursor:pointer;border:1px solid rgba(224,196,142,.7);background:rgba(15,44,36,.72);color:#F5F0E6;padding:.45em 1em;border-radius:999px;font:inherit;font-size:.85rem;backdrop-filter:blur(4px)}
.khm-voice:hover,.khm-voice:focus-visible{background:rgba(180,141,82,.85);color:#1b1710}
.khm-voice.is-hint{animation:khm-pulse 1.6s ease-in-out 3}
.khm-voice__cap{font-size:.9rem;color:#F5F0E6;text-shadow:0 1px 8px rgba(0,0,0,.8);min-height:1.2em}
@keyframes khm-pulse{50%{box-shadow:0 0 0 8px rgba(224,196,142,.25)}}
@media (prefers-reduced-motion:reduce){.khm-voice.is-hint{animation:none}}

/* 환영 문구: 대문이 열릴 때 나타났다가 사라진다 */
.khm-welcome{position:absolute;z-index:3;left:50%;top:34%;transform:translate(-50%,-50%);margin:0;width:90%;text-align:center;font-family:var(--wp--preset--font-family--serif);font-size:clamp(1.5rem,4.5vw,2.8rem);line-height:1.5;color:#F5F0E6;letter-spacing:.04em;text-shadow:0 2px 28px rgba(0,0,0,.85);opacity:0;pointer-events:none;animation:khm-welcome 4.2s 1.1s ease both}
@keyframes khm-welcome{0%{opacity:0;transform:translate(-50%,-44%)}18%,70%{opacity:1;transform:translate(-50%,-50%)}100%{opacity:0;transform:translate(-50%,-56%);visibility:hidden}}
@media (prefers-reduced-motion:reduce){.khm-welcome{display:none}}