/* Nice Bike Pyörähuolto — Website #108
   Bike Service Shop × Maintenance-Log Modernism
   Fully offline. HTML + CSS only. */

:root{
  --off:#f7f8f4;
  --paper:#fbfcf8;
  --char:#292d2f;
  --navy:#29455d;
  --green:#5b8f67;
  --orange:#d96f3b;
  --steel:#97a0a5;
  --line:rgba(41,45,47,.14);
  --sans:Arial,Helvetica,sans-serif;
  --mono:"Courier New",Courier,monospace;
  --shadow:0 18px 44px rgba(29,38,43,.09)
}
*,
*::before,
*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--char);background:linear-gradient(180deg,rgba(41,69,93,.04),transparent 18rem),var(--off);font-family:var(--sans);line-height:1.6;overflow-x:hidden}
a{color:inherit}.shell{width:min(1160px,calc(100% - 40px));margin-inline:auto}.section{padding:5rem 0;scroll-margin-top:7rem}
.skip-link{position:fixed;left:1rem;top:1rem;z-index:999;padding:.7rem 1rem;background:var(--navy);color:#fff;text-decoration:none;transform:translateY(-160%)}
.skip-link:focus{transform:none}
.site-header{position:sticky;top:0;z-index:50;border-bottom:1px solid var(--line);background:rgba(247,248,244,.95);backdrop-filter:blur(10px)}
.header-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:2rem}
.brand{display:grid;text-decoration:none;line-height:1}.brand-main{font-size:1.16rem;font-weight:900;letter-spacing:-.015em;text-transform:uppercase}.brand-sub{margin-top:.25rem;color:var(--green);font-family:var(--mono);font-size:.62rem;letter-spacing:.11em}
.main-nav,.footer-nav{display:flex;flex-wrap:wrap;gap:1.1rem}.main-nav a,.footer-nav a{text-decoration:none;font-size:.78rem;letter-spacing:.04em}.main-nav a{padding:.45rem 0;border-bottom:1px solid transparent}.main-nav a:hover,.main-nav a:focus-visible,.footer-nav a:hover,.footer-nav a:focus-visible{color:var(--green);border-color:currentColor}
.hero{padding:4.7rem 0 5.4rem;scroll-margin-top:7rem}.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(380px,.95fr);gap:clamp(3rem,7vw,7rem);align-items:center}
.eyebrow{margin:0 0 .8rem;color:var(--orange);font-family:var(--mono);font-size:.7rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase}
.log-strip{display:grid;grid-template-columns:auto 1fr auto;gap:.75rem;align-items:center;max-width:580px;margin-bottom:1rem;color:var(--steel);font-family:var(--mono);font-size:.64rem;letter-spacing:.08em}.log-rule{height:1px;background:var(--line)}
h1,h2,h3{margin-top:0}h1,h2{font-weight:900;letter-spacing:-.055em;text-transform:uppercase}h1{max-width:800px;margin-bottom:1.3rem;font-size:clamp(3.45rem,7.1vw,6.8rem);line-height:.93}h2{margin-bottom:1rem;font-size:clamp(2.3rem,4.8vw,4.1rem);line-height:.97}h3{margin-bottom:.45rem;font-size:1.35rem}
p{margin-top:0;color:#5c6265}.hero-text{max-width:650px;margin-bottom:1.8rem;font-size:1.04rem}
.cta{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:.82rem 1.3rem;border:1px solid var(--navy);background:var(--navy);color:#fff;text-decoration:none;font-size:.78rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase;transition:transform .2s ease,box-shadow .2s ease}.cta:hover,.cta:focus-visible{transform:translateY(-2px);box-shadow:0 12px 28px rgba(41,69,93,.18)}
.hero-note{display:grid;grid-template-columns:46px 1fr;gap:.9rem;max-width:560px;margin-top:2rem}.check-glyph{position:relative;width:42px;height:42px;border:3px solid var(--green)}.check-glyph::after{content:"";position:absolute;left:11px;top:5px;width:9px;height:18px;border-right:3px solid var(--orange);border-bottom:3px solid var(--orange);transform:rotate(40deg)}.hero-note p{margin-bottom:0;font-family:var(--mono);font-size:.75rem}
.hero-visual{position:relative;min-height:530px;overflow:hidden;border:1px solid var(--line);background:linear-gradient(145deg,rgba(41,69,93,.05),transparent 58%),var(--paper);box-shadow:var(--shadow)}
.workshop-grid{position:absolute;inset:0;background:linear-gradient(rgba(41,45,47,.04) 1px,transparent 1px) 0 0/34px 34px,linear-gradient(90deg,rgba(41,45,47,.04) 1px,transparent 1px) 0 0/34px 34px}
.maintenance-sheet{position:absolute;left:30px;top:30px;width:300px;padding:1rem;border:1px solid var(--char);background:rgba(247,248,244,.95)}.sheet-head{display:flex;justify-content:space-between;gap:.7rem;color:var(--green);font-family:var(--mono);font-size:.58rem;letter-spacing:.08em}.sheet-code{padding:.1rem .35rem;background:var(--char);color:#fff}.maintenance-sheet strong{display:block;margin-top:.55rem;font-size:1rem;letter-spacing:.05em}.maintenance-sheet small{display:block;margin-top:.2rem;color:var(--steel);font-family:var(--mono);font-size:.56rem}
.log-row{display:grid;grid-template-columns:18px 80px 1fr auto;gap:.5rem;align-items:center;padding:.65rem 0;border-bottom:1px solid var(--line)}.check-box{position:relative;width:14px;height:14px;border:2px solid var(--green)}.check-box.checked::after{content:"";position:absolute;left:3px;top:-1px;width:4px;height:8px;border-right:2px solid var(--orange);border-bottom:2px solid var(--orange);transform:rotate(40deg)}.log-row b{font-size:.62rem;letter-spacing:.06em}.log-row i{height:1px;background:var(--line)}.log-row em{color:var(--steel);font-family:var(--mono);font-size:.52rem;font-style:normal}
.hub-marker{position:absolute;border:4px solid var(--navy);border-radius:50%;background:var(--paper)}.hub-marker span{position:absolute;inset:28%;border:4px solid var(--green);border-radius:50%}.large-hub{right:46px;top:60px;width:138px;height:138px}.small-hub{right:76px;bottom:60px;width:74px;height:74px;border-color:var(--orange)}
.chainline{position:absolute;height:6px;border-radius:999px}.chainline-a{left:84px;bottom:90px;width:220px;background:var(--green);transform:rotate(-7deg)}.chainline-b{right:34px;top:270px;width:170px;background:var(--orange);transform:rotate(10deg)}.component-tag{position:absolute;left:30px;bottom:26px;padding:.5rem .7rem;background:var(--navy);color:#fff;font-family:var(--mono);font-size:.58rem;letter-spacing:.07em}
.about-section{background:linear-gradient(90deg,rgba(151,160,165,.08),transparent 34%),#fbfcf8}.about-grid{display:grid;grid-template-columns:70px .9fr 1.1fr;gap:clamp(1.8rem,4vw,4rem);align-items:start}.section-index{color:var(--steel);font-family:var(--mono);font-size:.72rem;letter-spacing:.12em}.about-copy{padding-top:1.35rem;border-top:1px solid var(--line)}.about-copy p{font-size:1.02rem}.section-heading{display:grid;grid-template-columns:70px 1fr;gap:clamp(1.8rem,4vw,4rem);margin-bottom:2rem}
.service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.service-log{position:relative;min-height:300px;padding:1.15rem;border:1px solid var(--line);background:var(--paper)}.log-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:2rem;color:var(--navy);font-family:var(--mono);font-size:.62rem}.status-dot{width:20px;height:20px;border:5px solid;border-radius:50%}.green-dot{border-color:var(--green)}.orange-dot{border-color:var(--orange)}.blue-dot{border-color:var(--navy)}
.service-row{display:grid;grid-template-columns:42px 1fr;gap:1rem;align-items:start}.mini-check{position:relative;width:36px;height:36px;border:3px solid var(--green)}.mini-check::after{content:"";position:absolute;left:10px;top:4px;width:7px;height:15px;border-right:3px solid var(--orange);border-bottom:3px solid var(--orange);transform:rotate(40deg)}.service-row h3{font-size:1.35rem;font-weight:900;text-transform:uppercase}.service-row p{margin-bottom:0}.log-code{position:absolute;left:1.15rem;right:1.15rem;bottom:1rem;padding-top:.7rem;border-top:1px solid var(--line);color:var(--steel);font-family:var(--mono);font-size:.58rem}
.process-section{padding-top:4rem;padding-bottom:4rem}.process-panel{position:relative;overflow:hidden;padding:clamp(2rem,5vw,4rem);border:1px solid var(--line);background:linear-gradient(rgba(41,45,47,.035) 1px,transparent 1px) 0 0/30px 30px,linear-gradient(90deg,rgba(41,45,47,.035) 1px,transparent 1px) 0 0/30px 30px,#eef0ed}.process-heading{display:grid;grid-template-columns:70px 1fr;gap:clamp(1.8rem,4vw,4rem);max-width:860px;margin-bottom:3rem}.process-heading p:last-child{max-width:700px}.process-grid{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem}.process-step{position:relative;min-height:185px;padding:1.2rem;border:1px solid var(--line);background:rgba(251,252,248,.86)}.process-no{display:block;margin-bottom:1rem;color:var(--orange);font-family:var(--mono);font-size:.64rem}.process-check{position:relative;display:block;width:42px;height:42px;margin-bottom:1rem;border:3px solid var(--green)}.process-check::after{content:"";position:absolute;left:11px;top:5px;width:8px;height:17px;border-right:3px solid var(--navy);border-bottom:3px solid var(--navy);transform:rotate(40deg)}.process-step strong{display:block;font-size:1.1rem;letter-spacing:.04em;text-transform:uppercase}.process-code{position:absolute;left:1.2rem;bottom:1rem;color:var(--steel);font-family:var(--mono);font-size:.58rem}.process-line{position:absolute;right:0;height:6px;opacity:.42}.line-green{top:82px;width:34%;background:var(--green)}.line-orange{bottom:76px;width:48%;background:var(--orange)}.process-hub{position:absolute;right:5%;top:10%;width:110px;height:110px;border:4px solid rgba(41,69,93,.16);border-radius:50%}.process-hub span{position:absolute;inset:30px;border:4px solid rgba(91,143,103,.16);border-radius:50%}
.closing-section{background:#f0f1ed}.closing-grid{display:grid;grid-template-columns:1fr minmax(330px,.8fr);gap:clamp(3rem,7vw,7rem);align-items:center}.closing-copy{max-width:700px}.closing-art{position:relative;min-height:280px;overflow:hidden;border:1px solid var(--line);background:var(--paper)}.closing-sheet{position:absolute;left:26px;top:26px;width:260px;padding:1rem;border:1px solid var(--char);background:rgba(247,248,244,.95)}.closing-sheet span,.closing-sheet strong,.closing-sheet small{display:block}.closing-sheet span,.closing-sheet small{font-family:var(--mono);font-size:.58rem;letter-spacing:.08em}.closing-sheet span{color:var(--green)}.closing-sheet strong{margin:.25rem 0;font-size:.94rem;letter-spacing:.05em}.closing-checks{position:absolute;left:34px;bottom:36px;display:flex;gap:.45rem}.closing-checks i{position:relative;width:20px;height:20px;border:2px solid var(--green)}.closing-checks i::after{content:"";position:absolute;left:5px;top:1px;width:5px;height:10px;border-right:2px solid var(--orange);border-bottom:2px solid var(--orange);transform:rotate(40deg)}.closing-hub{position:absolute;right:42px;top:38px;width:104px;height:104px;border:5px solid var(--navy);border-radius:50%}.closing-hub span{position:absolute;inset:26px;border:5px solid var(--green);border-radius:50%}.closing-chain{position:absolute;right:34px;height:5px}.cc-a{bottom:44px;width:150px;background:var(--orange);transform:rotate(-7deg)}.cc-b{bottom:68px;width:105px;background:var(--green);transform:rotate(8deg)}
.legal-section{background:#e2e4df}.legal-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}.legal-card{padding:2rem;border:1px solid var(--line);background:rgba(251,252,248,.68)}.legal-card h2{font-size:clamp(2rem,3.4vw,3rem);text-transform:none;letter-spacing:-.03em}.legal-card p:last-child{margin-bottom:0}
.site-footer{padding:2rem 0;border-top:1px solid var(--line);background:#e2e4df}.footer-grid{display:flex;justify-content:space-between;align-items:flex-end;gap:2rem}.footer-brand{display:grid;gap:.15rem}.footer-brand strong{font-size:1rem;letter-spacing:.04em;text-transform:uppercase}.footer-brand span{color:var(--green);font-family:var(--mono);font-size:.6rem}
@media(max-width:980px){.header-inner{min-height:auto;padding:1rem 0;align-items:flex-start;flex-direction:column;gap:.7rem}.hero-grid,.closing-grid{grid-template-columns:1fr}.hero-visual{min-height:450px}.about-grid{grid-template-columns:56px 1fr}.about-copy{grid-column:2}.service-grid{grid-template-columns:1fr}.service-log{min-height:230px}.process-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.legal-grid{grid-template-columns:1fr}}
@media(max-width:700px){.shell{width:min(100% - 28px,1160px)}.section{padding:4rem 0}h1{font-size:clamp(3rem,15vw,4.8rem)}h2{font-size:clamp(2.1rem,10vw,3rem)}.hero{padding-top:3rem}.log-strip{grid-template-columns:1fr}.log-rule{display:none}.hero-visual{min-height:380px}.maintenance-sheet{left:20px;top:20px;width:220px}.large-hub{right:24px;top:44px;width:100px;height:100px}.small-hub{right:44px;bottom:44px;width:60px;height:60px}.about-grid,.section-heading,.process-heading{grid-template-columns:1fr;gap:.8rem}.about-copy{grid-column:auto}.process-grid{grid-template-columns:1fr}.process-step{min-height:145px}.process-hub{right:-14px;top:18px;transform:scale(.72)}.footer-grid{flex-direction:column;align-items:flex-start}}
@media(max-width:480px){.main-nav{display:grid;grid-template-columns:repeat(3,auto);justify-content:start;gap:.55rem 1rem}.main-nav a{font-size:.72rem}.hero-visual{min-height:350px}.maintenance-sheet{max-width:66%;padding:.8rem}.log-row{grid-template-columns:16px 64px 1fr}.log-row em{display:none}.closing-sheet{left:18px;top:18px;max-width:68%}.closing-hub{right:22px}.legal-card,.process-panel{padding:1.35rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}