:root{
  --bg:#0b0f19;
  --text:#f3f5fb;
  --muted:#c3c9dc;
  --muted2:#9aa3bc;
  --line:rgba(255,255,255,.12);

  --brand:#6a5cff;   /* purple */
  --brand2:#21d4ff;  /* cyan */
  --accent:#ffd400;  /* yeti-like yellow */

  --radius:18px;
  --shadow: 0 24px 80px rgba(0,0,0,.45);
  --max:1180px;

  --topbarH:76px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "PingFang SC", "Microsoft Yahei";
  color:var(--text);
  background: var(--bg);
}

/* light mode (kept compatible with app.js) */
body.light-mode{
  --bg:#f7f7fb;
  --text:#12131a;
  --muted:#4b556a;
  --muted2:#5d6780;
  --line:rgba(0,0,0,.10);
  background: var(--bg);
}
a{color:inherit;text-decoration:none}
strong{font-weight:800}
.container{max-width:var(--max); margin:0 auto; padding:0 22px}

/* ---------------- TOPBAR ---------------- */
.topbar{
  position:sticky; top:0; z-index:20;
  height:var(--topbarH);
  border-bottom:1px solid var(--line);
  background: rgba(8,10,17,.45);
  backdrop-filter: blur(12px);
}
body.light-mode .topbar{ background: rgba(255,255,255,.7); }

.topbar__inner{
  height:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:900;
  letter-spacing:.2px;
  white-space:nowrap;
}
.brand__mark{
  width:34px; height:34px;
  border-radius:999px;
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  box-shadow: 0 14px 30px rgba(0,0,0,.25);
}
.brand__text{opacity:.95}

.navlinks{
  display:flex;
  align-items:center;
  gap:18px;
  justify-content:center;
  flex:1;
}
.navlink{
  color:var(--muted);
  font-size:14px;
  padding:10px 8px;
  border-radius:999px;
}
.navlink:hover{
  color:var(--text);
  background: rgba(255,255,255,.06);
}

.topbar__actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap; /* fixes overlap */
  justify-content:flex-end;
  min-width: 220px;
}

.pill{
  appearance:none;
  border:1px solid var(--line);
  background: rgba(255,255,255,.05);
  color: var(--text);
  font-weight:750;
  border-radius:999px;
  padding:10px 12px;
  font-size:13px;
  cursor:pointer;
  white-space:nowrap;
}
body.light-mode .pill{ background: rgba(0,0,0,.04); }
.pill:hover{ transform: translateY(-1px); }
.pill:active{ transform: translateY(0px); }

.pill--solid{
  border:0;
  background: linear-gradient(90deg, var(--brand), var(--brand2));
  color:#061018;
}

/* Small screens: hide center nav to prevent crowding */
@media (max-width: 860px){
  .navlinks{display:none}
  .topbar__actions{min-width:unset}
}

/* ---------------- HERO ---------------- */
.hero{
  position:relative;
  min-height: calc(100vh - var(--topbarH));
  display:flex;
  align-items:stretch;
  overflow:hidden;
}
.hero__bg{
  position:absolute; inset:0;
  /* "mountain-ish" layered gradients (no external image) */
  background:
    radial-gradient(1100px 600px at 20% 10%, rgba(255,212,0,.30), transparent 60%),
    radial-gradient(900px 540px at 80% 20%, rgba(106,92,255,.35), transparent 60%),
    radial-gradient(1200px 700px at 55% 110%, rgba(33,212,255,.20), transparent 55%),
    linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,0) 35%),
    linear-gradient(180deg, rgba(8,10,17,.35), rgba(8,10,17,.92));
}
body.light-mode .hero__bg{
  background:
    radial-gradient(1100px 600px at 20% 10%, rgba(255,212,0,.25), transparent 60%),
    radial-gradient(900px 540px at 80% 20%, rgba(106,92,255,.22), transparent 60%),
    radial-gradient(1200px 700px at 55% 110%, rgba(33,212,255,.16), transparent 55%),
    linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.75));
}

.hero__inner{
  position:relative;
  width:100%;
  display:grid;
  grid-template-columns: 1.25fr .75fr;
  gap:26px;
  align-items:center;
  padding: 58px 0 48px;
}
.eyebrow{
  color: var(--muted2);
  font-weight:800;
  letter-spacing:.08em;
  text-transform:uppercase;
  font-size:12px;
}
.hero__headline{
  margin: 14px 0 14px;
  font-size: clamp(44px, 5.4vw, 74px);
  line-height: .98;
  font-weight: 950;
  letter-spacing:-.02em;
}
.dot{ color: var(--accent); }

.hero__sub{
  margin: 0;
  max-width: 62ch;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}

.hero__cta{
  display:flex;
  gap:14px;
  align-items:center;
  margin-top: 26px;
}

.cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 14px 18px;
  border-radius: 6px; /* squarer, more yeti-like */
  font-weight: 850;
  font-size: 14px;
  border:1px solid var(--line);
  cursor:pointer;
  user-select:none;
}
.cta--primary{
  border:0;
  background: var(--accent);
  color:#0b0f19;
  box-shadow: 0 18px 50px rgba(0,0,0,.25);
}
.cta--ghost{
  background: rgba(255,255,255,.04);
}
.cta:hover{ transform: translateY(-1px); }
.cta:active{ transform: translateY(0px); }

.hero__badges{
  margin-top: 26px;
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}
.badge{
  border:1px solid var(--line);
  background: rgba(255,255,255,.05);
  border-radius: 999px;
  padding: 10px 12px;
  min-width: 210px;
}
body.light-mode .badge{ background: rgba(0,0,0,.03); }
.badge__k{ font-weight:900; font-size:13px; }
.badge__t{ color: var(--muted2); font-size:12px; margin-top:2px; }

.hero__right{
  display:flex;
  justify-content:flex-end;
}
.awardPanel{
  width:100%;
  max-width: 420px;
  border:1px solid var(--line);
  background: rgba(10,12,20,.48);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}
body.light-mode .awardPanel{ background: rgba(255,255,255,.75); }

.awardPanel__title{
  font-weight:950;
  font-size: 16px;
  margin-bottom: 10px;
}
.awardPanel__list{
  margin:0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.8;
}
.awardPanel__mini{
  margin-top: 14px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:10px;
}
.mini{
  border:1px solid var(--line);
  border-radius: 14px;
  padding:10px;
  background: rgba(255,255,255,.04);
}
body.light-mode .mini{ background: rgba(0,0,0,.03); }
.mini__k{ font-weight:900; font-size:12px; color: var(--muted2); }
.mini__t{ font-weight:800; font-size:12px; margin-top:4px; }

@media (max-width: 980px){
  .hero__inner{ grid-template-columns: 1fr; padding: 42px 0 30px; }
  .hero__right{ justify-content:flex-start; }
  .badge{ min-width: unset; }
}

/* ---------------- SECTION HEAD ---------------- */
.sectionHead{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  margin: 0 0 18px;
}
.sectionHead--tight{ align-items:center; }
.sectionHead h2{
  margin:0;
  font-size: clamp(30px, 3vw, 46px);
  font-weight: 950;
  letter-spacing:-.02em;
}
.sectionLink{
  color: rgba(0,0,0,.7);
  font-weight: 850;
  text-decoration: underline;
  text-underline-offset: 4px;
}
body:not(.light-mode) .sectionLink{ color: rgba(255,255,255,.7); }
.sectionLink:hover{ opacity:.9 }

/* ---------------- SERVICES (light like Yeti) ---------------- */
.services{
  background: #f1f1f1;
  color:#111;
  padding: 64px 0;
}
body.light-mode .services{ background: #f1f1f1; }
body:not(.light-mode) .services{ background: #f1f1f1; color:#111; } /* keep Yeti-like even in dark mode */

.serviceGrid{
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 18px;
}
.serviceCard{
  background:#fff;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 0px; /* Yeti has sharp cards */
  padding: 22px;
  min-height: 320px;
  box-shadow: 0 18px 50px rgba(0,0,0,.08);
}
.serviceArt{
  width:100%;
  height:170px;
  background: #efefef;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:42px;
  margin-bottom: 18px;
}
.serviceCard h3{
  margin:0 0 10px;
  font-size: 22px;
  font-weight: 900;
}
.serviceCard p{
  margin:0;
  color: rgba(0,0,0,.72);
  line-height: 1.75;
  font-size: 15px;
}
@media (max-width: 980px){
  .serviceGrid{ grid-template-columns: 1fr; }
  .serviceCard{ min-height: unset; }
}

/* ---------------- PORTFOLIO / TOOLS ---------------- */
.portfolio{
  padding: 60px 0 72px;
  background: #ffffff;
  color:#111;
}
body:not(.light-mode) .portfolio{ background:#ffffff; color:#111; }
.searchWrap{ display:flex; align-items:center; justify-content:flex-end; }
.search{
  width:min(420px, 70vw);
  padding: 14px 14px;
  border-radius: 999px;
  border:1px solid rgba(0,0,0,.16);
  outline:none;
  font-size: 14px;
}
.search:focus{ border-color: rgba(0,0,0,.35); }

.toolsGrid{
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 16px;
}
@media (max-width: 980px){
  .toolsGrid{ grid-template-columns: 1fr; }
}

.tool-card{
  background:#fff;
  border:1px solid rgba(0,0,0,.10);
  border-radius: 14px;
  padding: 16px;
  transition: transform .15s ease, box-shadow .15s ease;
  box-shadow: 0 18px 50px rgba(0,0,0,.06);
  display:flex;
  flex-direction:column;
  gap:10px;
}
.tool-card:hover{
  transform: translateY(-3px);
  box-shadow: 0 26px 70px rgba(0,0,0,.10);
}
.tool-title{
  margin:0;
  font-size: 18px;
  font-weight: 950;
}
.tool-desc{
  margin:0;
  color: rgba(0,0,0,.7);
  line-height: 1.65;
  font-size: 14px;
}
.tool-link{
  margin-top:auto;
}
.tool-link a{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight: 900;
  color:#111;
  text-decoration:none;
  border-bottom: 2px solid rgba(0,0,0,.18);
  padding-bottom: 2px;
}
.tool-link a:hover{ border-bottom-color: rgba(0,0,0,.5); }
.tool-link a.disabled{
  opacity:.45;
  pointer-events:none;
  border-bottom-color: rgba(0,0,0,.12);
}

/* ---------------- CONTACT ---------------- */
.contact{
  padding: 70px 0 84px;
  background: #0b0f19;
  color: var(--text);
}
body.light-mode .contact{ background:#ffffff; color:#111; border-top: 1px solid rgba(0,0,0,.08); }

.contact__inner{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 18px;
  align-items:start;
}
.contact__copy h2{
  margin:0 0 10px;
  font-size: clamp(30px, 3vw, 46px);
  font-weight: 950;
}
.muted{ color: var(--muted); line-height:1.8; }
body.light-mode .muted{ color: rgba(0,0,0,.7); }
.small{ font-size: 12px; }

.contact__chips{ display:flex; flex-wrap:wrap; gap:10px; margin:16px 0 10px; }
.chip{
  border:1px solid var(--line);
  border-radius: 999px;
  padding: 9px 12px;
  font-weight: 850;
  font-size: 13px;
  background: rgba(255,255,255,.04);
}
body.light-mode .chip{ border-color: rgba(0,0,0,.12); background: rgba(0,0,0,.03); }

.contact__card{
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: rgba(255,255,255,.05);
}
body.light-mode .contact__card{ background: rgba(0,0,0,.03); border-color: rgba(0,0,0,.12); }

.contact__label{ font-weight: 950; margin-bottom: 10px; }
.contact__textarea{
  width:100%;
  min-height: 140px;
  border-radius: 14px;
  border:1px solid var(--line);
  background: rgba(0,0,0,.25);
  color: var(--text);
  padding: 12px;
  outline:none;
  font-size: 14px;
  line-height:1.6;
}
body.light-mode .contact__textarea{
  background: rgba(255,255,255,.85);
  color:#111;
  border-color: rgba(0,0,0,.16);
}

@media (max-width: 980px){
  .contact__inner{ grid-template-columns: 1fr; }
}


/* ---------------- TOOL PAGES (about.html etc.) ---------------- */
.tool-page .tool-shell{
  padding: 54px 0 80px;
  background:#ffffff;
  color:#111;
  min-height: calc(100vh - var(--topbarH));
}
body.tool-page:not(.light-mode) .tool-shell{
  background:#ffffff; /* keep readable like homepage portfolio */
  color:#111;
}

/* Card-like surfaces that match homepage cards */
.tool-page .tool-surface{
  background:#fff;
  border:1px solid rgba(0,0,0,.10);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: 0 18px 50px rgba(0,0,0,.06);
}
.tool-page .tool-surface--light{ /* keep compatibility with existing markup */
  background:#fff;
}

/* Ensure muted text is readable on white surface in BOTH themes */
.tool-page .tool-shell .muted{
  color: rgba(0,0,0,.70) !important;
}

/* Dashed boxes used in about.html */
.tool-page .dashbox{
  border:1px dashed rgba(0,0,0,.18) !important;
  border-radius: var(--radius) !important;
  background: rgba(0,0,0,.02);
}

/* Small screens: keep comfortable side padding */
@media (max-width: 980px){
  .tool-page .tool-shell{ padding: 42px 0 64px; }
}


/* ---------------- MODAL (from your original logic) ---------------- */
#authorModal {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(0,0,0,.55);
  z-index: 999;
  align-items: center;
  justify-content: center;
}
#authorModal.light-mode{ background-color: rgba(0,0,0,.35); }

#authorModalContent {
  position: relative;
  background: #0f1629;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  width: min(520px, 92vw);
  box-shadow: var(--shadow);
}
#authorModal.light-mode #authorModalContent{
  background: #fff;
  color:#111;
  border-color: rgba(0,0,0,.12);
}
#authorClose {
  position: absolute;
  right: 14px;
  top: 10px;
  font-size: 26px;
  cursor: pointer;
  line-height: 1;
  opacity: .8;
}
#authorClose:hover { opacity: 1; }


.tool-card.is-clickable{cursor:pointer;}
.tool-card.is-clickable:focus{outline:3px solid rgba(255,212,0,.55); outline-offset:3px;}
.tool-card.is-disabled{opacity:.65;}


/* mailbox placeholder */
.contact__mailbox{
  font-weight: 900;
  letter-spacing: .2px;
  padding: 14px 14px;
  border-radius: 14px;
  border: 1px dashed var(--line);
  background: rgba(255,255,255,.03);
  word-break: break-all;
}
body.light-mode .contact__mailbox{
  border-color: rgba(0,0,0,.18);
  background: rgba(255,255,255,.85);
}
/* ================================
   SmartWear26 (match homepage)
   ================================ */
.smartwear .pageTitle{
  margin: 0 0 14px;
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 950;
  letter-spacing: -.02em;
}

.smartwear .grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.smartwear .card{
  border: 1px solid rgba(0,0,0,.10);
  border-radius: var(--radius);
  background: #fff;
  padding: 16px;
  box-shadow: 0 18px 50px rgba(0,0,0,.06);
}

.smartwear .row{
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.smartwear .field{
  flex: 1;
  min-width: 220px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(0,0,0,.16);
  outline: none;
  font-size: 14px;
  background: #fff;
  color: #111;
}
.smartwear .field:focus{
  border-color: rgba(0,0,0,.35);
}

.smartwear .btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(0,0,0,.16);
  background: rgba(0,0,0,.03);
  font-weight: 900;
  cursor: pointer;
  user-select: none;
}
.smartwear .btn:hover{ transform: translateY(-1px); }
.smartwear .btn:active{ transform: translateY(0px); }

.smartwear .btn--primary{
  border: 0;
  background: var(--accent);
  color: #0b0f19;
}

.smartwear .mutedText{
  color: rgba(0,0,0,.70);
  line-height: 1.7;
  font-size: 14px;
}

.smartwear .result{
  margin-top: 10px;
  padding: 14px;
  border-radius: 14px;
  border: 1px dashed rgba(0,0,0,.18);
  background: rgba(0,0,0,.02);
}
.smartwear .tag{
  display:inline-flex;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(0,0,0,.14);
  background: rgba(0,0,0,.03);
  font-size: 12px;
  font-weight: 850;
  margin-right: 8px;
}

.smartwear .loading{
  font-weight: 850;
}