/* ============================================================
   SMART DETAIL PAK — "Kill Bill" precision-manufacturing theme
   ============================================================ */

:root{
    --black:   #0b0a09;
    --ink:     #121110;
    --ink-2:   #1b1917;
    --blood:   #c8102e;
    --blood-d: #8c0a1f;
    --yellow:  #ffce00;
    --yellow-d:#e0b400;
    --steel:   #c6cbd3;
    --steel-d: #7e848e;
    --bone:    #f3ede2;
    --muted:   #9a948a;
    --maxw: 1180px;
    --ease: cubic-bezier(.2,.7,.2,1);
}

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

html{ scroll-behavior:smooth; -webkit-tap-highlight-color:transparent; }

body{
    background:var(--black);
    color:var(--bone);
    font-family:"Inter",system-ui,sans-serif;
    font-weight:400;
    line-height:1.65;
    overflow-x:hidden;
    -webkit-font-smoothing:antialiased;
}
/* lock background scroll while the mobile drawer is open */
body.nav-open{ overflow:hidden; }

img{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }

.container{ width:100%; max-width:var(--maxw); margin:0 auto; padding:0 28px; position:relative; z-index:2; }

/* ---------- scroll progress bar ---------- */
.scroll-progress{
    position:fixed; top:0; left:0; height:3px; width:0%;
    background:linear-gradient(90deg,var(--blood),var(--yellow));
    z-index:200; box-shadow:0 0 12px rgba(200,16,46,.7);
}

/* ---------- drifting blade rail (parallax decor) ---------- */
.blade-rail{
    position:fixed; inset:0; z-index:0; pointer-events:none; overflow:hidden;
}
.rail-knife{
    position:absolute; opacity:.05; will-change:transform;
}
.rail-knife--1{ top:18vh; width:680px; height:96px; }
.rail-knife--2{ top:55vh; width:900px; height:128px; transform:scaleX(-1); }
.rail-knife--3{ top:82vh; width:540px; height:76px; }

/* ---------- katana symbol fills ---------- */
.kb-blade{ fill:url(#steelGrad); }
.kb-hamon{ stroke:rgba(255,255,255,.55); stroke-width:1.2; }
.kb-guard{ fill:#0c0c0c; }
.kb-handle{ fill:#15110f; }
.kb-wrap{ stroke:var(--blood); stroke-width:3; }
.kb-pommel{ fill:#0c0c0c; stroke:var(--steel-d); stroke-width:1.5; }

/* ============================================================
   HEADER / NAV
   ============================================================ */
header{
    position:fixed; top:0; left:0; width:100%; z-index:100;
    padding:18px 0; transition:background .4s var(--ease), padding .4s var(--ease), border-color .4s;
    border-bottom:1px solid transparent;
}
header.scrolled{
    background:rgba(11,10,9,.86); backdrop-filter:blur(12px);
    padding:11px 0; border-bottom:1px solid rgba(255,206,0,.18);
}
header nav{ display:flex; align-items:center; justify-content:space-between; }

.logo{
    font-family:"Anton",sans-serif; font-size:1.7rem; letter-spacing:2px;
    color:var(--bone); display:flex; align-items:center; gap:2px;
}
.logo-accent{ color:var(--blood); }
.logo-jp{ font-family:"Shippori Mincho",serif; color:var(--yellow); font-size:1.1rem; margin-left:8px; opacity:.85; }

.nav-links{ list-style:none; display:flex; gap:30px; align-items:center; }
.nav-links a{
    font-family:"Oswald",sans-serif; text-transform:uppercase; font-size:.82rem;
    letter-spacing:1.6px; color:var(--steel); position:relative; padding:4px 0;
    transition:color .25s;
}
.nav-links a:not(.btn)::after{
    content:""; position:absolute; left:0; bottom:-2px; height:2px; width:0;
    background:var(--blood); transition:width .3s var(--ease);
}
.nav-links a:not(.btn):hover{ color:var(--bone); }
.nav-links a:not(.btn):hover::after{ width:100%; }

.nav-toggle{ display:none; background:none; border:none; color:var(--bone); font-size:1.6rem; cursor:pointer; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn{
    display:inline-block; font-family:"Oswald",sans-serif; text-transform:uppercase;
    letter-spacing:1.6px; font-size:.84rem; padding:13px 28px; border:2px solid transparent;
    cursor:pointer; transition:transform .2s var(--ease), background .25s, color .25s, box-shadow .25s;
    clip-path:polygon(0 0,100% 0,calc(100% - 12px) 100%,0 100%);
}
.btn:hover{ transform:translateY(-2px); }
.btn-primary{ background:var(--blood); color:#fff; box-shadow:0 6px 22px rgba(200,16,46,.4); }
.btn-primary:hover{ background:var(--yellow); color:#111; box-shadow:0 8px 26px rgba(255,206,0,.45); }
.btn-secondary{ background:transparent; color:var(--bone); border-color:var(--steel-d); }
.btn-secondary:hover{ border-color:var(--yellow); color:var(--yellow); }
.btn-outline{ border:2px solid var(--blood)!important; padding:9px 20px!important; color:var(--bone)!important; }
.btn-outline::after{ display:none!important; }
.btn-outline:hover{ background:var(--blood); }
.btn-lg{ padding:17px 40px; font-size:.95rem; margin-top:26px; }

/* ============================================================
   HERO
   ============================================================ */
.hero{
    min-height:100vh;            /* fallback for older browsers */
    min-height:100svh;           /* avoid mobile address-bar jump */
    position:relative; display:flex; align-items:center;
    background:
        radial-gradient(1200px 600px at 70% -10%, rgba(200,16,46,.20), transparent 60%),
        radial-gradient(900px 500px at 10% 110%, rgba(255,206,0,.08), transparent 60%),
        var(--black);
    overflow:hidden;
}
.hero-grain{
    position:absolute; inset:0; opacity:.5; pointer-events:none;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.05'/%3E%3C/svg%3E");
}
.hero-streak{
    position:absolute; top:0; right:-10%; width:55%; height:100%;
    background:linear-gradient(105deg,transparent 0%, rgba(200,16,46,.10) 45%, rgba(200,16,46,.04) 55%, transparent 70%);
    transform:skewX(-12deg); pointer-events:none;
}
.hero-content{ z-index:3; max-width:880px; }

.vol-tag{
    display:inline-block; font-family:"Oswald",sans-serif; text-transform:uppercase;
    letter-spacing:3px; font-size:.78rem; color:var(--yellow); padding:7px 14px;
    border:1px solid rgba(255,206,0,.35); margin-bottom:30px;
}

.hero-title{
    font-family:"Anton",sans-serif; line-height:.86; letter-spacing:1px;
    font-size:clamp(3.6rem,13vw,11rem); text-transform:uppercase;
}
.hero-title .line{ display:block; }
.hero-title .line-1{ color:var(--bone); }
.hero-title .line-2{ -webkit-text-stroke:2px var(--bone); color:transparent; }
.hero-title .line-3{ color:var(--blood); }
.title-dot{ color:var(--yellow); }
/* slide-up reveal */
.hero-title .line{ opacity:0; transform:translateY(40px); animation:riseIn .9s var(--ease) forwards; }
.hero-title .line-1{ animation-delay:.15s; }
.hero-title .line-2{ animation-delay:.30s; }
.hero-title .line-3{ animation-delay:.45s; }
@keyframes riseIn{ to{ opacity:1; transform:none; } }

.hero-katana{
    display:block; width:min(760px,92vw); height:108px; margin:26px 0 30px;
    filter:drop-shadow(0 8px 20px rgba(0,0,0,.6));
    transform:translateX(-110%); opacity:0;
    animation:unsheathe 1.1s var(--ease) .7s forwards;
}
@keyframes unsheathe{ to{ transform:translateX(0); opacity:1; } }

.hero-subtitle{
    font-size:clamp(1rem,1.6vw,1.22rem); color:var(--steel); max-width:620px;
    opacity:0; animation:riseIn .8s var(--ease) 1.05s forwards;
}
.hero-cta{ display:flex; gap:16px; flex-wrap:wrap; margin-top:34px; opacity:0; animation:riseIn .8s var(--ease) 1.25s forwards; }

.scroll-hint{
    position:absolute; bottom:26px; left:50%; transform:translateX(-50%); z-index:3;
    display:flex; flex-direction:column; align-items:center; gap:8px;
    font-family:"Oswald",sans-serif; text-transform:uppercase; letter-spacing:3px;
    font-size:.7rem; color:var(--muted);
}
.scroll-hint i{ width:1px; height:38px; background:linear-gradient(var(--yellow),transparent); animation:hintPulse 1.8s var(--ease) infinite; }
@keyframes hintPulse{ 0%,100%{ opacity:.3; transform:scaleY(.6);} 50%{ opacity:1; transform:scaleY(1);} }

/* ============================================================
   SLASH DIVIDERS (knife flies across on reveal)
   ============================================================ */
.slash-divider{
    position:relative; height:120px; overflow:hidden; z-index:5;
    display:flex; align-items:center;
}
.slash-divider::before{
    content:""; position:absolute; left:0; top:50%; height:2px; width:100%;
    background:linear-gradient(90deg,transparent,var(--blood) 30%,var(--blood) 70%,transparent);
    transform:translateY(-50%) scaleX(0); transform-origin:left center;
    transition:transform 1s var(--ease);
}
.slash-divider.in::before{ transform:translateY(-50%) scaleX(1); }
.slash-divider .flying-knife{
    position:absolute; top:50%; left:0; width:380px; height:54px;
    transform:translate(-60vw,-50%); will-change:transform; opacity:0;
    filter:drop-shadow(0 0 10px rgba(200,16,46,.5));
}
.slash-divider.in .flying-knife{ animation:flyAcross 1.05s var(--ease) forwards; }
.slash-divider--rev .flying-knife{ transform:translate(120vw,-50%) scaleX(-1); }
.slash-divider--rev.in .flying-knife{ animation:flyAcrossRev 1.05s var(--ease) forwards; }
@keyframes flyAcross{
    0%{ transform:translate(-60vw,-50%); opacity:0; }
    15%{ opacity:1; }
    100%{ transform:translate(120vw,-50%); opacity:0; }
}
@keyframes flyAcrossRev{
    0%{ transform:translate(120vw,-50%) scaleX(-1); opacity:0; }
    15%{ opacity:1; }
    100%{ transform:translate(-80vw,-50%) scaleX(-1); opacity:0; }
}

/* ============================================================
   SECTIONS (slash-wipe reveal)
   ============================================================ */
.section{ padding:90px 0; position:relative; }
.section--origin{ background:linear-gradient(180deg,var(--black),var(--ink)); }
.section--edge{ background:var(--ink); }
.section--arsenal{ background:linear-gradient(180deg,var(--ink),var(--black)); }
.section--evidence{ background:var(--black); }
.section--list{ background:var(--ink); }
.section--quote{ background:var(--black); padding:70px 0; }
.section--contact{ background:linear-gradient(180deg,var(--ink),var(--black)); }

.reveal .container{
    opacity:0; transform:translateY(34px);
    transition:opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.in .container{ opacity:1; transform:none; }

/* ---------- chapter heads ---------- */
.chapter-head{ margin-bottom:54px; max-width:760px; }
.chapter-num{
    font-family:"Oswald",sans-serif; text-transform:uppercase; letter-spacing:4px;
    font-size:.82rem; color:var(--blood); display:inline-flex; align-items:center; gap:12px;
}
.chapter-num::before{ content:""; width:34px; height:2px; background:var(--blood); }
.chapter-title{
    font-family:"Anton",sans-serif; text-transform:uppercase; line-height:.95;
    font-size:clamp(2.4rem,6vw,5rem); letter-spacing:1px; margin-top:8px; color:var(--bone);
}
.chapter-sub{ color:var(--muted); margin-top:14px; font-size:1.05rem; max-width:620px; }
.text-center{ text-align:center; }

/* ============================================================
   ORIGIN
   ============================================================ */
.origin-grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:56px; align-items:center; }
.origin-text .lead{ font-size:1.3rem; color:var(--bone); margin-bottom:18px; }
.origin-text .lead strong{ color:var(--yellow); }
.origin-text p{ color:var(--steel); margin-bottom:16px; }
.origin-stats{ display:flex; gap:34px; margin-top:34px; flex-wrap:wrap; }
.stat-num{ font-family:"Anton",sans-serif; font-size:2.6rem; color:var(--blood); display:block; line-height:1; }
.stat-num i{ color:var(--yellow); font-style:normal; }
.stat-label{ font-family:"Oswald",sans-serif; text-transform:uppercase; letter-spacing:1.5px; font-size:.72rem; color:var(--muted); }
.origin-media{ position:relative; }
.origin-media img{
    width:100%; height:480px; object-fit:cover;
    clip-path:polygon(0 0,100% 0,100% 88%,0 100%);
    filter:grayscale(.25) contrast(1.05);
    border-left:3px solid var(--blood);
}
.media-tag{
    position:absolute; bottom:24px; left:18px;
    font-family:"Oswald",sans-serif; text-transform:uppercase; letter-spacing:2px;
    font-size:.74rem; color:#111; background:var(--yellow); padding:6px 12px;
}

/* ============================================================
   THE EDGE — cards
   ============================================================ */
.edge-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
.edge-card{
    position:relative; background:var(--ink-2); padding:34px 28px 30px;
    border:1px solid rgba(255,255,255,.05); overflow:hidden;
    transition:transform .3s var(--ease), border-color .3s, background .3s;
    clip-path:polygon(0 0,100% 0,100% 100%,18px 100%,0 calc(100% - 18px));
}
.edge-card::before{
    content:""; position:absolute; top:0; left:0; width:3px; height:0;
    background:var(--blood); transition:height .35s var(--ease);
}
.edge-card:hover{ transform:translateY(-6px); border-color:rgba(255,206,0,.25); background:#211e1b; }
.edge-card:hover::before{ height:100%; }
.edge-no{ font-family:"Anton",sans-serif; font-size:1.4rem; color:var(--blood); opacity:.55; }
.edge-card h3{ font-family:"Oswald",sans-serif; text-transform:uppercase; letter-spacing:1px; font-size:1.25rem; margin:8px 0 10px; color:var(--bone); }
.edge-card p{ color:var(--muted); font-size:.96rem; }

/* ============================================================
   ARSENAL
   ============================================================ */
.arsenal-grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:50px; align-items:start; }
.arsenal-text h3{ font-family:"Anton",sans-serif; font-size:2rem; color:var(--yellow); text-transform:uppercase; margin-bottom:14px; line-height:1; }
.arsenal-text p{ color:var(--steel); margin-bottom:20px; }
.feature-list{ list-style:none; margin-bottom:28px; }
.feature-list li{ padding:9px 0 9px 28px; position:relative; color:var(--bone); border-bottom:1px solid rgba(255,255,255,.06); }
.feature-list li::before{ content:""; position:absolute; left:0; top:50%; transform:translateY(-50%) rotate(45deg); width:9px; height:9px; background:var(--blood); }
.machine-list{ display:flex; flex-wrap:wrap; gap:10px; }
.machine-list span{
    font-family:"Oswald",sans-serif; text-transform:uppercase; letter-spacing:1px; font-size:.74rem;
    color:var(--steel); border:1px solid rgba(255,255,255,.12); padding:7px 12px;
    transition:border-color .25s, color .25s;
}
.machine-list span:hover{ border-color:var(--yellow); color:var(--yellow); }

.arsenal-gallery{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.blade-card{ background:var(--ink-2); border:1px solid rgba(255,255,255,.06); overflow:hidden; transition:transform .3s var(--ease); }
.blade-card img{ width:100%; height:190px; object-fit:cover; filter:grayscale(.15); transition:filter .4s, transform .5s var(--ease); }
.blade-card:hover{ transform:translateY(-4px); }
.blade-card:hover img{ filter:none; transform:scale(1.05); }
.blade-card figcaption{ padding:14px 16px; }
.blade-card h4{ font-family:"Oswald",sans-serif; text-transform:uppercase; letter-spacing:.5px; font-size:1rem; color:var(--bone); }
.blade-card p{ font-size:.85rem; color:var(--muted); margin-top:4px; }

/* ============================================================
   EVIDENCE — masonry-ish gallery
   ============================================================ */
.evidence-grid{
    display:grid; grid-template-columns:repeat(4,1fr); grid-auto-rows:200px; gap:14px;
}
.ev{ position:relative; overflow:hidden; background:var(--ink-2); }
.ev img{ width:100%; height:100%; object-fit:cover; filter:grayscale(.35) contrast(1.05); transition:filter .5s, transform .7s var(--ease); }
.ev figcaption{
    position:absolute; left:0; bottom:0; width:100%; padding:14px 14px 12px;
    font-family:"Oswald",sans-serif; text-transform:uppercase; letter-spacing:1.5px; font-size:.78rem;
    color:var(--bone); background:linear-gradient(transparent,rgba(11,10,9,.92));
    transform:translateY(8px); opacity:0; transition:opacity .3s, transform .3s var(--ease);
}
.ev::after{ content:""; position:absolute; inset:0; border:0 solid var(--blood); transition:border-width .25s; pointer-events:none; }
.ev:hover img{ filter:none; transform:scale(1.08); }
.ev:hover figcaption{ opacity:1; transform:none; }
.ev:hover::after{ border-width:3px; }
.ev--tall{ grid-row:span 2; }
.ev--wide{ grid-column:span 2; }
/* touch devices can't hover — keep the labels visible */
@media (hover:none){
    .ev figcaption{ opacity:1; transform:none; }
}

/* ============================================================
   TRACK RECORD — numbered hit-list
   ============================================================ */
.record-list{ list-style:none; counter-reset:rec; max-width:900px; }
.record{
    counter-increment:rec; position:relative; padding:28px 0 28px 92px;
    border-bottom:1px solid rgba(255,255,255,.08); transition:padding-left .3s var(--ease);
}
.record::before{
    content:counter(rec,decimal-leading-zero);
    position:absolute; left:0; top:26px; font-family:"Anton",sans-serif; font-size:2.6rem;
    color:transparent; -webkit-text-stroke:1.5px var(--steel-d); transition:color .3s, -webkit-text-stroke .3s;
}
.record:hover{ padding-left:104px; }
.record:hover::before{ color:var(--blood); -webkit-text-stroke:1.5px var(--blood); }
.record-meta{ display:flex; gap:14px; flex-wrap:wrap; align-items:center; margin-bottom:8px; }
.record-period{ font-family:"Oswald",sans-serif; text-transform:uppercase; letter-spacing:2px; font-size:.74rem; color:var(--yellow); }
.record-client{ font-size:.8rem; color:var(--muted); border-left:1px solid var(--steel-d); padding-left:14px; }
.record h3{ font-family:"Oswald",sans-serif; font-weight:600; font-size:1.4rem; color:var(--bone); text-transform:uppercase; letter-spacing:.4px; margin-bottom:6px; }
.record p{ color:var(--steel); max-width:680px; }

/* ============================================================
   BIG QUOTE
   ============================================================ */
.big-quote{ max-width:840px; margin:0 auto; text-align:center; position:relative; }
.quote-mark{ font-family:"Anton",sans-serif; font-size:7rem; color:var(--blood); line-height:.5; height:60px; }
.big-quote blockquote{
    font-family:"Shippori Mincho",serif; font-weight:600; font-size:clamp(1.4rem,3.4vw,2.4rem);
    line-height:1.4; color:var(--bone);
}
.feedback-list{
    list-style:none; margin:8px auto 0; max-width:720px;
    display:grid; grid-template-columns:repeat(2,1fr); gap:14px 32px; text-align:left;
}
.feedback-list li{
    font-family:"Shippori Mincho",serif; font-weight:600; font-size:clamp(1.05rem,2vw,1.4rem);
    line-height:1.35; color:var(--bone); position:relative; padding-left:26px;
}
.feedback-list li::before{
    content:""; position:absolute; left:0; top:.55em; width:14px; height:2px;
    background:var(--blood); transform:skewX(-20deg);
}
@media(max-width:640px){ .feedback-list{ grid-template-columns:1fr; gap:12px; } }
.big-quote figcaption{ margin-top:32px; }
.big-quote figcaption strong{ display:block; font-family:"Oswald",sans-serif; text-transform:uppercase; letter-spacing:2px; color:var(--yellow); }
.big-quote figcaption span{ color:var(--muted); font-size:.9rem; }

/* ============================================================
   CONTACT
   ============================================================ */
.contact-box{
    background:var(--ink-2); border:1px solid rgba(255,206,0,.15);
    padding:46px; max-width:760px;
    clip-path:polygon(0 0,100% 0,100% 100%,26px 100%,0 calc(100% - 26px));
}
.commercial-policy{ color:var(--muted); font-size:.92rem; border-left:3px solid var(--blood); padding-left:18px; margin-bottom:30px; }
.commercial-policy strong{ color:var(--steel); }
.contact-methods{ display:flex; flex-direction:column; gap:2px; }
.contact-line{ display:flex; align-items:baseline; gap:18px; padding:16px 0; border-bottom:1px solid rgba(255,255,255,.07); transition:padding-left .25s; }
a.contact-line:hover{ padding-left:8px; }
.contact-line span{ font-family:"Oswald",sans-serif; text-transform:uppercase; letter-spacing:2px; font-size:.74rem; color:var(--blood); width:80px; flex-shrink:0; }
.contact-line strong{ font-size:1.1rem; color:var(--bone); font-weight:500; }
a.contact-line:hover strong{ color:var(--yellow); }

/* ============================================================
   FOOTER
   ============================================================ */
footer{ background:var(--black); border-top:1px solid rgba(255,206,0,.12); padding:46px 0; }
.footer-content{ display:flex; justify-content:space-between; align-items:center; gap:30px; flex-wrap:wrap; }
.footer-brand .logo{ font-size:1.4rem; margin-bottom:6px; }
.footer-brand p{ color:var(--muted); font-size:.85rem; }
.footer-hashtags{ color:var(--steel-d); font-size:.74rem; max-width:520px; text-align:right; line-height:1.8; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:920px){
    .origin-grid, .arsenal-grid{ grid-template-columns:1fr; gap:34px; }
    .edge-grid{ grid-template-columns:repeat(2,1fr); }
    .evidence-grid{ grid-template-columns:repeat(2,1fr); grid-auto-rows:180px; }
    .origin-media img{ height:360px; }
}
@media (max-width:680px){
    .nav-links{
        position:fixed; inset:0 0 0 auto; width:74%; max-width:320px; background:var(--ink);
        flex-direction:column; justify-content:center; gap:26px; padding:40px;
        transform:translateX(100%); transition:transform .35s var(--ease); z-index:99;
        border-left:2px solid var(--blood);
    }
    .nav-links.open{ transform:none; }
    .nav-toggle{ display:block; z-index:100; }
    .edge-grid{ grid-template-columns:1fr; }
    .arsenal-gallery{ grid-template-columns:1fr 1fr; }
    .evidence-grid{ grid-template-columns:1fr 1fr; grid-auto-rows:150px; }
    .ev--wide{ grid-column:span 2; }
    .footer-content{ flex-direction:column; align-items:flex-start; }
    .footer-hashtags{ text-align:left; }
    .contact-box{ padding:30px 22px; }
    .section{ padding:64px 0; }
    .record{ padding-left:64px; }
    .record::before{ font-size:1.9rem; top:28px; }
    .record:hover{ padding-left:70px; }
}

/* ============================================================
   OPENING INTRO — katana slash that cuts the screen open
   ============================================================ */
.no-js #intro{ display:none; }

#intro{
    position:fixed; inset:0; z-index:9999; overflow:hidden; background:transparent;
    animation:introEnd .1s linear 2.7s forwards;            /* self-disables, no-JS safe */
}
@keyframes introEnd{ to{ visibility:hidden; pointer-events:none; } }
body.revealed #intro{ visibility:hidden; pointer-events:none; opacity:0; transition:opacity .45s; }

.intro-panel{ position:absolute; inset:0; background:#070605; will-change:transform; }
.intro-top{ clip-path:polygon(0 0,100% 0,0 100%); animation:introTop 1s var(--ease) 1.55s forwards; }
.intro-bottom{ clip-path:polygon(100% 0,100% 100%,0 100%); animation:introBot 1s var(--ease) 1.55s forwards; }
@keyframes introTop{ to{ transform:translate(-58%,-58%) rotate(-2deg); } }
@keyframes introBot{ to{ transform:translate(58%,58%) rotate(-2deg); } }

.intro-katana{
    position:absolute; top:50%; left:0; width:min(940px,124vw); height:132px;
    transform:translate(-130%,-50%) rotate(-45deg); transform-origin:center;
    filter:drop-shadow(0 0 18px rgba(255,255,255,.45));
    animation:introSweep 1.15s var(--ease) .25s forwards;
}
@keyframes introSweep{
    0%{ transform:translate(-130%,-50%) rotate(-45deg); opacity:0; }
    12%{ opacity:1; }
    100%{ transform:translate(130%,-50%) rotate(-45deg); opacity:0; }
}
.intro-line{
    position:absolute; top:50%; left:50%; width:0; height:3px;
    background:linear-gradient(90deg,transparent,var(--blood) 20%,#fff 50%,var(--blood) 80%,transparent);
    transform:translate(-50%,-50%) rotate(-45deg); transform-origin:center;
    box-shadow:0 0 26px 5px rgba(200,16,46,.7);
    animation:introLine 1.5s var(--ease) .75s forwards;
}
@keyframes introLine{
    0%{ width:0; opacity:0; }
    22%{ opacity:1; }
    55%{ width:160vmax; opacity:1; }
    100%{ width:160vmax; opacity:0; }
}
.intro-word{
    position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
    font-family:"Shippori Mincho",serif; font-weight:800; font-size:clamp(6rem,26vw,20rem);
    color:transparent; -webkit-text-stroke:2px rgba(243,237,226,.16);
    opacity:0; animation:introWord 1.7s var(--ease) .5s forwards; pointer-events:none;
}
@keyframes introWord{ 0%,100%{ opacity:0; transform:scale(1.12);} 38%,62%{ opacity:1; transform:scale(1);} }
.intro-skip{
    position:absolute; right:22px; bottom:22px; z-index:2; cursor:pointer;
    background:none; border:1px solid rgba(243,237,226,.3); color:var(--steel);
    font-family:"Oswald",sans-serif; text-transform:uppercase; letter-spacing:2px; font-size:.7rem;
    padding:8px 14px; transition:border-color .2s, color .2s;
}
.intro-skip:hover{ border-color:var(--yellow); color:var(--yellow); }

/* hold the hero behind the cut, then let it animate as the screen opens */
html.js .hero-title .line-1{ animation-delay:2.5s; }
html.js .hero-title .line-2{ animation-delay:2.65s; }
html.js .hero-title .line-3{ animation-delay:2.8s; }
html.js .hero-katana{ animation-delay:3s; }
html.js .hero-subtitle{ animation-delay:3.2s; }
html.js .hero-cta{ animation-delay:3.4s; }
/* skipped or returning visitor: show hero instantly */
html.js body.revealed .hero-title .line,
html.js body.revealed .hero-katana,
html.js body.revealed .hero-subtitle,
html.js body.revealed .hero-cta{ animation:none !important; opacity:1 !important; transform:none !important; }

/* ============================================================
   EASTER EGGS
   ============================================================ */
/* blade-glint cursor (desktop only) */
.cursor-glint{
    position:fixed; top:0; left:0; width:30px; height:30px; margin:-15px 0 0 -15px;
    border-radius:50%; pointer-events:none; z-index:8000; opacity:0; will-change:transform;
    background:radial-gradient(circle, rgba(200,16,46,.55), rgba(255,206,0,.12) 45%, transparent 70%);
    mix-blend-mode:screen; transition:opacity .4s;
}
body.glint-on .cursor-glint{ opacity:1; }

/* "Revenge Mode" — black & white (House of Blue Leaves) */
.revenge main, .revenge header, .revenge footer{
    filter:grayscale(1) contrast(1.14) brightness(.94); transition:filter .5s var(--ease);
}
.slash-flash{ position:fixed; inset:0; z-index:9000; pointer-events:none; opacity:0; }
.slash-flash.go{ animation:slashFlash .65s var(--ease); }
@keyframes slashFlash{
    0%{ opacity:0;
        background:linear-gradient(-45deg,transparent 47%, rgba(255,255,255,.9) 49%, var(--blood) 50%, rgba(255,255,255,.9) 51%, transparent 53%);
        background-size:300% 300%; background-position:120% 120%; }
    25%{ opacity:1; }
    100%{ opacity:0; background-position:-60% -60%; }
}
.egg-toast{
    position:fixed; left:50%; bottom:34px; transform:translateX(-50%) translateY(22px);
    background:var(--blood); color:#fff; z-index:9100; opacity:0; pointer-events:none;
    font-family:"Oswald",sans-serif; text-transform:uppercase; letter-spacing:2px; font-size:.8rem;
    padding:12px 22px; box-shadow:0 8px 30px rgba(0,0,0,.5);
    clip-path:polygon(0 0,100% 0,calc(100% - 12px) 100%,0 100%);
}
.egg-toast.show{ opacity:1; transform:translateX(-50%) translateY(0); transition:opacity .3s var(--ease), transform .3s var(--ease); }
.egg-hint{ display:inline-block; margin-left:10px; color:var(--steel-d); opacity:.5; font-size:.7rem; letter-spacing:1px; }
.egg-hint:hover{ opacity:.9; color:var(--yellow); }

/* reduced motion */
@media (prefers-reduced-motion:reduce){
    *{ animation-duration:.001s!important; transition-duration:.05s!important; }
    .rail-knife{ display:none; }
    #intro, .cursor-glint{ display:none!important; }
    html.js .hero-title .line, html.js .hero-katana,
    html.js .hero-subtitle, html.js .hero-cta{ animation-delay:0s!important; }
}