/* KantoCorp™ landing — video background refresh */
:root{
  --bg:#07070a;
  --text:#f6f4f2;
  --muted:#b4aeaa;
  --soft:#dcd6d2;
  --accent:#f28c12;
  --accent-2:#e2471b;
  --accent-glow:rgba(242,110,18,.35);
  --glass:rgba(14,12,14,.58);
  --glass-strong:rgba(14,12,14,.78);
  --border:rgba(255,255,255,.10);
  --border-strong:rgba(255,255,255,.2);
  --shadow:0 30px 80px rgba(0,0,0,.45);
  --scrim-content:rgba(7,7,10,.72);
  --radius:22px;
  --topbar-h:68px;
  --wrap:1160px;
  color-scheme:dark;
}
html[data-theme="light"]{
  --bg:#f6f3f0;
  --text:#16110e;
  --muted:#5b524c;
  --soft:#2c2420;
  --accent:#d9700a;
  --accent-2:#c2370f;
  --accent-glow:rgba(217,112,10,.25);
  --glass:rgba(255,252,249,.80);
  --glass-strong:rgba(255,252,249,.92);
  --border:rgba(22,17,14,.10);
  --border-strong:rgba(22,17,14,.2);
  --shadow:0 24px 60px rgba(40,20,10,.16);
  --scrim-content:rgba(246,243,240,.86);
  color-scheme:light;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--topbar-h) + 16px);overflow-x:hidden}
body{
  margin:0;min-height:100vh;overflow-x:hidden;
  font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
h1,h2,h3,p{margin-top:0}
img{max-width:100%}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.wrap{width:min(var(--wrap),100% - 40px);margin-inline:auto}

/* ---------- Fixed looping video background ---------- */
.bg-stage{position:fixed;inset:0;z-index:-1;overflow:hidden;background:#000 url("./assets/kc-bg-poster.jpg") center/cover no-repeat}
.bg-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:58% 50%;transform:scale(1.04)}
.bg-scrim{
  position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(5,4,6,.92) 0%,rgba(5,4,6,.70) 34%,rgba(5,4,6,.18) 64%,rgba(5,4,6,.35) 100%),
    linear-gradient(180deg,rgba(5,4,6,.55) 0%,transparent 22%,transparent 70%,rgba(5,4,6,.85) 100%);
  transition:background-color .4s ease;
}
/* Darken the video as the user scrolls past the hero (set by landing.js) */
.bg-scrim::after{content:"";position:absolute;inset:0;background:var(--scrim-content);opacity:var(--scroll-dim,0)}
.bg-grain{position:absolute;inset:0;opacity:.07;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* ---------- Top bar ---------- */
.topbar{position:fixed;inset:0 0 auto;z-index:100;padding-top:env(safe-area-inset-top);transition:background .25s ease,border-color .25s ease,backdrop-filter .25s ease;border-bottom:1px solid transparent}
.topbar.is-scrolled{background:color-mix(in srgb,var(--bg) 72%,transparent);border-bottom-color:var(--border);backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%)}
.topbar-inner{width:min(var(--wrap),100% - 40px);margin-inline:auto;height:var(--topbar-h);display:flex;align-items:center;gap:24px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.03em;font-size:16px;color:#fff}
html[data-theme="light"] .topbar.is-scrolled .brand{color:var(--text)}
.brand-logo{width:36px;height:36px;border-radius:50%;object-fit:contain;display:block}
.logo-for-light{display:none}
html[data-theme="light"] .topbar.is-scrolled .logo-for-light{display:block}
html[data-theme="light"] .topbar.is-scrolled .logo-for-dark{display:none}
.nav{margin-left:auto;display:flex;align-items:center;gap:6px;font-size:14px;font-weight:650}
.nav a{padding:9px 14px;border-radius:999px;color:rgba(255,255,255,.78);transition:color .18s,background .18s}
.nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
html[data-theme="light"] .topbar.is-scrolled .nav a{color:var(--muted)}
html[data-theme="light"] .topbar.is-scrolled .nav a:hover{color:var(--text);background:rgba(0,0,0,.05)}
.nav .nav-cta,html[data-theme="light"] .topbar.is-scrolled .nav .nav-cta{color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));margin-left:6px;box-shadow:0 8px 24px var(--accent-glow)}
.nav .nav-cta:hover{filter:brightness(1.08);color:#fff}
.topbar-actions{display:flex;gap:8px}
.icon-button{width:40px;height:40px;display:inline-grid;place-items:center;border-radius:999px;cursor:pointer;color:#fff;border:1px solid rgba(255,255,255,.16);background:rgba(10,8,10,.35);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:transform .18s,border-color .18s,background .18s}
.icon-button:hover{transform:translateY(-1px);border-color:rgba(255,255,255,.32)}
html[data-theme="light"] .topbar.is-scrolled .icon-button{color:var(--text);border-color:var(--border-strong);background:rgba(255,255,255,.6)}
.theme-toggle .sun{display:none}
html[data-theme="light"] .theme-toggle .sun{display:inline}
html[data-theme="light"] .theme-toggle .moon{display:none}
.i-pause,.i-play{display:block}
.i-pause{width:10px;height:12px;border-inline:3px solid currentColor}
.i-play{display:none;width:0;height:0;margin-left:3px;border-block:6px solid transparent;border-left:10px solid currentColor}
.video-toggle[aria-pressed="true"] .i-pause{display:none}
.video-toggle[aria-pressed="true"] .i-play{display:block}
.menu-button{display:none}
.menu-button i,.menu-button i::before,.menu-button i::after{content:"";display:block;width:16px;height:2px;border-radius:2px;background:currentColor;transition:transform .2s,opacity .2s}
.menu-button i::before{transform:translateY(-5px)}
.menu-button i::after{transform:translateY(3px)}
.menu-button[aria-expanded="true"] i{background:transparent}
.menu-button[aria-expanded="true"] i::before{transform:translateY(0) rotate(45deg)}
.menu-button[aria-expanded="true"] i::after{transform:translateY(-2px) rotate(-45deg)}

/* ---------- Buttons ---------- */
.btn{min-height:50px;padding:0 22px;display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:14px;font-size:15px;font-weight:750;border:1px solid transparent;cursor:pointer;transition:transform .18s,box-shadow .18s,background .18s,border-color .18s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 14px 36px var(--accent-glow),inset 0 1px 0 rgba(255,255,255,.25)}
.btn-primary:hover{box-shadow:0 18px 44px var(--accent-glow),inset 0 1px 0 rgba(255,255,255,.25)}
.btn-primary span{transition:transform .18s}
.btn-primary:hover span{transform:translateX(3px)}
.btn-ghost{color:#fff;background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.2);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}
.btn-ghost:hover{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.1)}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;padding:calc(var(--topbar-h) + 40px) 0 96px;color:#fff}
.hero-focus{max-width:620px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;margin:0 0 26px;padding:7px 14px 7px 12px;border:1px solid rgba(255,255,255,.16);border-radius:999px;background:rgba(10,8,10,.4);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);font-size:13px;font-weight:700;color:rgba(255,255,255,.86)}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(242,140,18,.2),0 0 14px var(--accent);animation:pulse 2.4s ease-in-out infinite}
@keyframes pulse{50%{box-shadow:0 0 0 7px rgba(242,140,18,0),0 0 18px var(--accent)}}
.hero h1{margin:0;font-size:clamp(2.6rem,6.4vw,5.4rem);line-height:1.02;letter-spacing:-.055em;font-weight:850;text-wrap:balance}
.hero h1 span{display:block;padding-bottom:.08em;background:linear-gradient(90deg,#ffd9a8 0%,var(--accent) 45%,#ff5a2a 100%);-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 4px 24px rgba(255,80,20,.25))}
.hero-copy{margin:22px 0 0;max-width:560px;font-size:clamp(16px,1.6vw,19px);line-height:1.6;color:rgba(255,255,255,.78)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.hero-chips{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:30px 0 0;padding:0}
.hero-chips li{padding:7px 12px;border-radius:10px;font-size:13px;font-weight:650;color:rgba(255,255,255,.82);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12)}
.hero-trust-line{margin:18px 0 0;font-size:14px;font-weight:650;color:rgba(255,255,255,.6)}
.scroll-cue{position:absolute;left:50%;bottom:28px;translate:-50% 0;width:26px;height:42px;border:2px solid rgba(255,255,255,.35);border-radius:14px}
.scroll-cue span{position:absolute;left:50%;top:8px;width:4px;height:8px;margin-left:-2px;border-radius:2px;background:#fff;animation:cue 1.8s ease-in-out infinite}
@keyframes cue{0%{opacity:0;transform:translateY(0)}30%{opacity:1}100%{opacity:0;transform:translateY(14px)}}
.hero-focus>*{animation:rise .9s cubic-bezier(.2,.7,.2,1) both}
.hero-focus>*:nth-child(2){animation-delay:.08s}.hero-focus>*:nth-child(3){animation-delay:.16s}.hero-focus>*:nth-child(4){animation-delay:.24s}.hero-focus>*:nth-child(5){animation-delay:.32s}.hero-focus>*:nth-child(6){animation-delay:.4s}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}

/* ---------- Shared surfaces ---------- */
.glass{background:var(--glass);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);backdrop-filter:blur(18px) saturate(130%);-webkit-backdrop-filter:blur(18px) saturate(130%)}
.kicker{display:inline-block;color:var(--accent);font-size:12.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
.section{padding:96px 0}
.section-heading{max-width:680px;margin-bottom:40px}
.section-heading.centered{margin-inline:auto;text-align:center}
.section-heading h2,.about h2,.preview-copy h2{margin:12px 0 0;font-size:clamp(2rem,4.2vw,3.4rem);line-height:1.06;letter-spacing:-.05em;text-wrap:balance}
.section-heading p{margin:16px 0 0;color:var(--muted);font-size:18px;line-height:1.6}

/* ---------- Preview ---------- */
.preview-section{padding:40px 0 24px}
.preview-card{max-width:1000px;margin-inline:auto;overflow:hidden;background:var(--glass-strong)}
.preview-header{height:46px;display:flex;align-items:center;gap:8px;padding:0 18px;border-bottom:1px solid var(--border);color:var(--muted)}
.preview-header span{width:10px;height:10px;border-radius:50%;background:var(--border-strong)}
.preview-header span:nth-child(1){background:#ff5f57}.preview-header span:nth-child(2){background:#febc2e}.preview-header span:nth-child(3){background:#28c840}
.preview-header p{margin:0 0 0 10px;font-size:13px}
.preview-body{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:center;padding:40px}
.preview-copy h2{font-size:clamp(2rem,3.6vw,3rem)}
.preview-copy p{color:var(--muted);line-height:1.6;margin:12px 0 0}
.ratio-list{display:grid;gap:10px;max-width:330px;margin-top:26px}
.ratio-list div{position:relative;display:flex;justify-content:space-between;align-items:center;padding:14px 16px 18px;border:1px solid var(--border);border-radius:14px;background:color-mix(in srgb,var(--bg) 55%,transparent);overflow:hidden}
.ratio-list span{color:var(--muted);font-size:13px}
.ratio-list strong{color:var(--accent);font-variant-numeric:tabular-nums}
.ratio-list i{position:absolute;left:16px;right:16px;bottom:8px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--accent) var(--l),var(--border-strong) var(--l))}
.mock-card-wrap{display:grid;place-items:center;min-height:340px;border-radius:18px;border:1px solid var(--border);background:radial-gradient(circle at 50% 35%,rgba(242,110,18,.22),transparent 60%),color-mix(in srgb,var(--bg) 60%,transparent)}
.mock-card{position:relative;width:190px;height:266px;padding:16px;border-radius:14px;background:linear-gradient(135deg,#ffb347,#f28c12 55%,#d9480f);box-shadow:0 30px 70px rgba(0,0,0,.45),0 0 60px rgba(242,110,18,.25);transform:rotate(-3deg);transition:transform .5s cubic-bezier(.2,.7,.2,1)}
.mock-card-wrap:hover .mock-card{transform:rotate(0) scale(1.03)}
.mock-top{height:28px;border-radius:9px;background:rgba(255,255,255,.55)}
.mock-art{height:120px;margin-top:12px;border-radius:11px;background:linear-gradient(135deg,#3b1d2e,#8a2b1a 60%,#f2611a)}
.mock-text{height:58px;margin-top:12px;border-radius:11px;background:rgba(255,255,255,.5)}
.guide{position:absolute;background:rgba(10,8,10,.8)}
.guide-left,.guide-right{top:10px;bottom:10px;width:2px}
.guide-left{left:24px}.guide-right{right:22px}
.guide-top,.guide-bottom{left:10px;right:10px;height:2px}
.guide-top{top:24px}.guide-bottom{bottom:24px}

/* ---------- Steps ---------- */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;counter-reset:s}
.step{position:relative;padding:28px 24px 26px;transition:transform .2s,border-color .2s}
.step:hover,.feature:hover{transform:translateY(-4px);border-color:color-mix(in srgb,var(--accent) 45%,transparent)}
.step-num{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:12px;font-size:14px;font-weight:850;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 10px 26px var(--accent-glow)}
.step h3,.feature h3{margin:20px 0 8px;font-size:21px;letter-spacing:-.03em}
.step p,.feature p{margin:0;color:var(--muted);line-height:1.6;font-size:15px}

/* ---------- Features ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.feature{padding:28px;transition:transform .2s,border-color .2s}
.icon{width:46px;height:46px;display:grid;place-items:center;border-radius:14px;font-size:20px;color:var(--accent);background:color-mix(in srgb,var(--accent) 12%,transparent);border:1px solid color-mix(in srgb,var(--accent) 30%,transparent)}

/* ---------- About ---------- */
.about{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:52px}
.about p{margin:0 0 26px;color:var(--muted);font-size:18px;line-height:1.65}

/* ---------- Footer ---------- */
.site-footer{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin:24px 0 32px;padding:26px 0;border-top:1px solid var(--border);color:var(--muted);font-size:14px}
.footer-copy strong{color:var(--text)}
.footer-links{display:flex;flex-wrap:wrap;align-items:center;gap:18px}
.footer-link{padding:0;border:0;background:none;font:inherit;font-weight:650;color:var(--muted);cursor:pointer;text-decoration:none}
.footer-link:hover,.footer-link:focus-visible{color:var(--text)}
.instagram-link{display:inline-flex;align-items:center;gap:7px}
.instagram-footer-icon{width:18px;height:18px;flex:0 0 18px}

/* ---------- Dialogs ---------- */
.policy-dialog{border:0;padding:0;background:transparent;color:var(--text)}
.policy-dialog::backdrop{background:rgba(5,4,6,.65);backdrop-filter:blur(4px)}
.policy-dialog-card{width:min(560px,calc(100vw - 32px));max-height:calc(100vh - 48px);overflow:auto;background:var(--glass-strong);border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
html[data-theme="dark"] .policy-dialog-card{background:#141114}
.policy-header{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:18px 20px;border-bottom:1px solid var(--border)}
.policy-header h2{margin:0;font-size:21px}
.policy-close{width:36px;height:36px;border-radius:50%;border:1px solid var(--border);background:transparent;color:var(--text);font-size:20px;cursor:pointer}
.policy-body{padding:18px 20px 22px;color:var(--muted);line-height:1.6}
.policy-body strong{color:var(--text)}

/* ---------- Accessibility ---------- */
.skip-link{position:fixed;left:16px;top:12px;z-index:999;transform:translateY(-160%);padding:10px 14px;border-radius:999px;background:var(--accent);color:#111;font-weight:800}
.skip-link:focus{transform:none}
:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 75%,white);outline-offset:3px}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .preview-body{grid-template-columns:1fr;padding:26px}
  .about{grid-template-columns:1fr;gap:20px;padding:34px}
}
@media (max-width:860px){
  .menu-button{display:inline-grid}
  .nav{position:absolute;top:calc(var(--topbar-h) + env(safe-area-inset-top) + 6px);left:16px;right:16px;display:none;flex-direction:column;align-items:stretch;gap:2px;padding:10px;border-radius:18px;background:var(--glass-strong);border:1px solid var(--border);box-shadow:var(--shadow);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
  .nav.open{display:flex}
  .nav a,html[data-theme="light"] .topbar.is-scrolled .nav a{color:var(--text);padding:13px 14px}
  .nav .nav-cta{margin:6px 0 0;text-align:center;color:#fff !important}
  .topbar-actions{margin-left:auto}
  .feature-grid{grid-template-columns:1fr}
  .section{padding:72px 0}
}
@media (max-width:640px){
  .wrap,.topbar-inner{width:calc(100% - 32px)}
  .bg-video{object-position:56% 40%}
  .bg-scrim{background:linear-gradient(180deg,rgba(5,4,6,.55) 0%,rgba(5,4,6,.15) 30%,rgba(5,4,6,.72) 58%,rgba(5,4,6,.95) 100%)}
  .hero{align-items:flex-end;padding-bottom:84px}
  .hero-actions .btn{width:100%}
  .steps{grid-template-columns:1fr}
  .brand span{display:none}
  .scroll-cue{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}