/* ============================================================
   和勝 首頁 — 深空 × 極光 / Deep Space × Aurora
   Hero (constellation) + 核心優勢 Bento + 浮動玻璃 navbar
   ============================================================ */

:root{
  --ds-primary:#0f172a; --ds-primary-900:#0b1120;
  --ds-accent:#06b6d4; --ds-accent-ink:#0e7490; --ds-accent-bright:#22d3ee;
  --ds-ink:#0B1B33; --ds-muted:#5A6678; --ds-faint:#6E7788;
  --ds-surface:#ffffff; --ds-border:#E2E8F1; --ds-tint:#EEF2F8;
  --ds-shadow-sm:0 1px 2px rgba(11,27,51,.05),0 10px 26px rgba(11,27,51,.07);
  --ds-shadow-lg:0 2px 6px rgba(11,27,51,.06),0 30px 64px rgba(11,27,51,.16);
  --ds-ease:cubic-bezier(.16,1,.3,1);
  --ds-display:"Inter","Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;
  --ds-body:"Inter","Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;
  --ds-mono:ui-monospace,"SF Mono","JetBrains Mono",Menlo,Consolas,monospace;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --ds-surface:#141d33; --ds-border:#22304a; --ds-tint:#111a2e;
  --ds-ink:#EAF1F9; --ds-muted:#A7B8CE; --ds-faint:#8194AC; --ds-accent-ink:#67e8f9;
  --ds-shadow-sm:0 1px 2px rgba(0,0,0,.3),0 12px 30px rgba(0,0,0,.35);
  --ds-shadow-lg:0 2px 6px rgba(0,0,0,.35),0 34px 70px rgba(0,0,0,.5);
}}
:root[data-theme="dark"]{
  --ds-surface:#141d33; --ds-border:#22304a; --ds-tint:#111a2e;
  --ds-ink:#EAF1F9; --ds-muted:#A7B8CE; --ds-faint:#8194AC; --ds-accent-ink:#67e8f9;
  --ds-shadow-sm:0 1px 2px rgba(0,0,0,.3),0 12px 30px rgba(0,0,0,.35);
  --ds-shadow-lg:0 2px 6px rgba(0,0,0,.35),0 34px 70px rgba(0,0,0,.5);
}

/* ---------------- 首頁浮動玻璃 navbar ---------------- */
.home .site-header{position:fixed;left:0;right:0;top:0;background:transparent;
  border-bottom:1px solid transparent;box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none;
  transition:background .4s var(--ds-ease),box-shadow .4s var(--ds-ease),border-color .4s var(--ds-ease)}
.home .site-header .container{transition:height .4s var(--ds-ease)}
.home .site-header .nav a{color:rgba(233,241,250,.82)}
.home .site-header .nav a:hover,.home .site-header .nav a[aria-current="page"]{color:#fff;background:rgba(255,255,255,.10)}
.home .site-header .nav-toggle{color:#eaf1f9;border-color:rgba(255,255,255,.28)}
.home .site-header .header-cta .btn-primary{background:linear-gradient(100deg,#0891b2,#06b6d4);
  color:#04211d;box-shadow:0 8px 24px -10px rgba(6,182,212,.7)}
.home .site-header .header-cta .btn-primary:hover{background:linear-gradient(100deg,#06b6d4,#22d3ee);color:#04211d}
.home .site-header.is-condensed{background:rgba(11,17,32,.72);
  -webkit-backdrop-filter:blur(16px) saturate(140%);backdrop-filter:blur(16px) saturate(140%);
  border-bottom-color:rgba(255,255,255,.08);box-shadow:0 8px 30px rgba(3,12,22,.4)}
@media (min-width:901px){
  /* 高度對齊內頁、捲動後不再縮小；.is-condensed 僅切換背景（透明→實色玻璃） */
  .home .site-header .container{height:74px}
}
@media (max-width:900px){
  .home .site-header{background:rgba(11,17,32,.28);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
  .home .site-header.is-condensed{background:rgba(11,17,32,.86)}
  .home .nav.open{background:rgba(11,17,32,.96);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
    border-bottom-color:rgba(255,255,255,.08)}
  .home .nav.open a{color:#dbe7f2}
  .home .nav.open a:hover,.home .nav.open a[aria-current="page"]{color:#fff;background:rgba(255,255,255,.08)}
}

/* ---------------- Hero：極光拓撲 ---------------- */
.ds-hero{position:relative;overflow:hidden;isolation:isolate;background:#0b1120;color:#EAF1F9;
  font-family:var(--ds-body);min-height:clamp(600px,100svh,960px);display:flex;align-items:center}
.ds-hero__canvas{position:absolute;inset:0;width:100%;height:100%;z-index:0;display:block;
  opacity:0;transition:opacity .9s var(--ds-ease)}
.ds-hero__canvas.is-ready{opacity:1}
.ds-hero::after{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(100deg,#0b1120 0%,rgba(6,22,39,.88) 24%,rgba(6,22,39,.44) 50%,rgba(6,22,39,0) 74%),
             linear-gradient(0deg,#0b1120 0%,rgba(6,22,39,0) 24%)}
.ds-hero .container{position:relative;z-index:2;width:100%}
.ds-hero__inner{max-width:660px;padding:clamp(128px,20vh,210px) 0 clamp(96px,15vh,150px)}

.ds-hero__eyebrow{display:inline-flex;align-items:center;gap:11px;font-family:var(--ds-display);font-weight:500;
  font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;color:#67e8f9}
.ds-hero__eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,#06b6d4,#22d3ee)}
.ds-hero__title{font-family:var(--ds-display);font-weight:700;color:#fff;letter-spacing:-.012em;
  font-size:clamp(2.5rem,6.4vw,4.7rem);line-height:1.05;margin:22px 0 0}
.ds-hero__title span{display:block}
.ds-hero__title .glow{background:linear-gradient(100deg,#22d3ee,#67e8f9 52%,#06b6d4);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;
  background-size:220% 100%;background-position:100% 0;animation:dsGlowSweep 1.2s var(--ds-ease) .9s both}
@keyframes dsGlowSweep{to{background-position:0 0}}
.ds-hero__sub{max-width:33em;color:#C6D5E6;font-size:clamp(1rem,1.5vw,1.16rem);line-height:1.85;margin:26px 0 0}
.ds-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.ds-hero__trust{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:30px;color:#93A9C2;font-size:.86rem}
.ds-hero__trust span{display:inline-flex;align-items:center;gap:8px}
.ds-hero__trust svg{width:16px;height:16px;color:#22d3ee;flex:none}

.ds-hero__scroll{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);z-index:2;
  display:flex;flex-direction:column;align-items:center;gap:7px;color:#67e8f9;
  font-family:var(--ds-display);font-size:.62rem;letter-spacing:.28em;text-transform:uppercase}
.ds-hero__scroll svg{width:20px;height:20px;animation:dsBob 2.4s ease-in-out infinite}
@keyframes dsBob{50%{transform:translateY(6px)}}
@media (max-width:640px){.ds-hero__scroll{display:none}}

/* 進場錯位上滑（沿用全站 .rv/.in 機制，覆寫曲線與位移） */
.ds-hero .rv{transform:translateY(26px);transition:opacity .8s var(--ds-ease),transform .8s var(--ds-ease)}
.ds-hero .rv.in{transform:none}
.ds-hero .d1{transition-delay:.06s}.ds-hero .d2{transition-delay:.16s}
.ds-hero .d3{transition-delay:.30s}.ds-hero .d4{transition-delay:.42s}.ds-hero .d5{transition-delay:.54s}

/* ---------------- 通用 DS 按鈕 ---------------- */
.ds-btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--ds-display);font-weight:600;
  font-size:1rem;line-height:1;padding:15px 26px;border-radius:12px;border:1px solid transparent;
  cursor:pointer;text-decoration:none;position:relative;overflow:hidden;
  transition:transform .46s var(--ds-ease),box-shadow .46s var(--ds-ease),background .46s var(--ds-ease),
    border-color .46s var(--ds-ease),padding .46s var(--ds-ease),color .3s var(--ds-ease)}
.ds-btn--primary{background:linear-gradient(100deg,#0891b2,#06b6d4);color:#04211d}
.ds-btn--primary:hover{background:linear-gradient(100deg,#06b6d4,#22d3ee);color:#04211d;
  padding-left:32px;padding-right:32px;box-shadow:0 12px 36px rgba(6,182,212,.42)}
.ds-btn--primary .arw{transition:transform .4s var(--ds-ease)}
.ds-btn--primary:hover .arw{transform:translateX(5px)}
.ds-btn--primary::after{content:"";position:absolute;top:0;left:-130%;width:55%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.4),transparent);transform:skewX(-18deg);
  transition:left .6s var(--ds-ease)}
.ds-btn--primary:hover::after{left:140%}
.ds-btn--ghost{background:rgba(6,182,212,.06);color:#EAF1F9;border-color:rgba(103,232,249,.42)}
.ds-btn--ghost:hover{border-color:#22d3ee;background:rgba(6,182,212,.14);color:#fff;transform:translateY(-2px)}
.ds-btn svg{width:18px;height:18px}

/* ---------------- 核心優勢 Bento ---------------- */
.ds-cs{font-family:var(--ds-body);padding:clamp(66px,10vw,124px) 0;background:var(--bg-alt)}
.ds-cs .container{position:relative}
.ds-cs__head{max-width:60ch;margin-bottom:clamp(36px,5vw,56px)}
.ds-cs__eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--ds-display);font-weight:500;
  font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--ds-accent-ink)}
.ds-cs__eyebrow::before{content:"";width:24px;height:1px;background:linear-gradient(90deg,var(--ds-accent),var(--ds-accent-bright))}
.ds-cs__head h2{font-family:var(--ds-display);font-weight:700;color:var(--ds-ink);letter-spacing:-.02em;
  font-size:clamp(1.9rem,4.4vw,3rem);line-height:1.12;margin:14px 0 0;text-wrap:balance}
.ds-cs__head p{color:var(--ds-muted);font-size:clamp(1rem,1.6vw,1.12rem);line-height:1.85;margin-top:16px;max-width:46ch}

.ds-bento{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:minmax(148px,auto);gap:18px}
.ds-card{position:relative;background:var(--ds-surface);border:1px solid var(--ds-border);border-radius:20px;
  padding:26px;display:flex;flex-direction:column;box-shadow:var(--ds-shadow-sm);overflow:hidden;
  transition:transform .38s var(--ds-ease),box-shadow .38s var(--ds-ease),border-color .38s var(--ds-ease)}
.ds-card:hover{transform:translateY(-6px);box-shadow:var(--ds-shadow-lg);
  border-color:color-mix(in srgb,var(--ds-accent) 45%,var(--ds-border))}
.ds-card__tag{font-family:var(--ds-mono);font-size:11px;letter-spacing:.05em;color:var(--ds-accent-ink);text-transform:uppercase}
.ds-card h3{font-family:var(--ds-display);font-weight:700;color:var(--ds-ink);font-size:1.3rem;letter-spacing:-.01em;
  margin:12px 0 0;line-height:1.25}
.ds-card p{color:var(--ds-muted);font-size:.9rem;line-height:1.8;margin-top:9px}

.ds-ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;margin-bottom:auto;
  background:color-mix(in srgb,var(--ds-accent) 12%,transparent);color:var(--ds-accent-ink);
  transition:transform .4s var(--ds-ease),background .4s var(--ds-ease)}
.ds-ico svg{width:26px;height:26px;transition:transform .4s var(--ds-ease)}
.ds-card:hover .ds-ico{background:color-mix(in srgb,var(--ds-accent) 22%,transparent);transform:translateY(-4px) scale(1.08)}
.ds-card:hover .ds-ico svg{transform:rotate(-4deg) scale(1.06)}
.ds-go{margin-top:16px;font-family:var(--ds-display);font-weight:600;font-size:.9rem;color:var(--ds-accent-ink);
  display:inline-flex;align-items:center;gap:7px;transition:gap .3s var(--ds-ease)}
.ds-card:hover .ds-go{gap:12px}

.ds-card--feature{grid-column:span 2;grid-row:span 2;
  background:linear-gradient(165deg,var(--ds-primary),var(--ds-primary-900));border-color:transparent;color:#EAF1F9}
.ds-card--feature .ds-ico{background:rgba(103,232,249,.16);color:#67e8f9}
.ds-card--feature h3{color:#fff;font-size:1.85rem;margin-top:20px}
.ds-card--feature p{color:#B9CBDE;font-size:.96rem;max-width:40ch}
.ds-card--feature .ds-card__tag{color:#67e8f9}
.ds-card--feature .ds-go{color:#67e8f9}
.ds-card--feature .ds-ico{margin-bottom:20px}
.ds-card--feature .ds-go{margin-top:auto;padding-top:20px}
.ds-mini{list-style:none;padding:0;margin:16px 0 0;display:flex;flex-wrap:wrap;gap:8px}
.ds-mini li{font-size:.78rem;color:#CADDE0;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.13);
  padding:6px 12px;border-radius:999px}

.ds-card--wide{grid-column:span 2}

.ds-card--stat{justify-content:flex-end}
.ds-num{font-family:var(--ds-display);font-weight:700;font-size:2.9rem;line-height:1;letter-spacing:-.02em;
  color:var(--ds-accent-ink);font-variant-numeric:tabular-nums}
.ds-card--stat p{color:var(--ds-muted);font-size:.82rem;margin-top:10px}
.ds-card--stat p .s{color:var(--ds-faint);font-size:.78rem}
.ds-card--stat.is-solid{background:linear-gradient(160deg,#0c5566,#093846);border-color:transparent}
.ds-card--stat.is-solid .ds-num{color:#eafcff}
.ds-card--stat.is-solid p{color:rgba(255,255,255,.94)}
.ds-card--stat.is-solid p .s{color:rgba(255,255,255,.84)}

.ds-card--brands{grid-column:span 2;justify-content:center}
.ds-brandline{display:flex;gap:10px;flex-wrap:wrap;margin:14px 0 4px}
.ds-bm{font-family:var(--ds-display);font-weight:600;font-size:.95rem;padding:9px 16px;
  border:1px solid var(--ds-border);border-radius:999px;color:var(--ds-ink);transition:.3s var(--ds-ease)}
.ds-card--brands:hover .ds-bm{border-color:color-mix(in srgb,var(--ds-accent) 55%,var(--ds-border));color:var(--ds-accent-ink)}

@media (max-width:860px){.ds-bento{grid-template-columns:repeat(2,1fr)}
  .ds-card--feature,.ds-card--wide,.ds-card--brands{grid-column:span 2}
  .ds-card--feature{grid-row:span 2}}
@media (max-width:520px){.ds-bento{grid-template-columns:1fr;grid-auto-rows:auto}
  .ds-card,.ds-card--feature,.ds-card--wide,.ds-card--brands{grid-column:span 1;grid-row:auto}
  .ds-card--feature h3{font-size:1.6rem}}

@media (max-width:560px){.ds-hero__actions .ds-btn{width:100%;justify-content:center}}

/* ---------------- 企業痛點 3 欄 ---------------- */
.ds-pain{font-family:var(--ds-body);padding:clamp(66px,10vw,124px) 0;background:var(--bg)}
.ds-pain__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
.ds-pain__card{background:var(--ds-surface);border:1px solid var(--ds-border);border-radius:16px;padding:clamp(24px,3vw,32px);
  transition:transform .3s var(--ds-ease),box-shadow .3s var(--ds-ease),border-color .3s var(--ds-ease)}
.ds-pain__card:hover{transform:translateY(-5px);border-color:color-mix(in srgb,var(--ds-accent) 42%,var(--ds-border));
  box-shadow:0 0 0 1px rgba(6,182,212,.16),var(--ds-shadow-lg)}
.ds-pain__card .ds-ico{margin-bottom:18px;background:color-mix(in srgb,#f87171 12%,transparent);color:#ef9b9b}
.ds-pain__card:hover .ds-ico{transform:translateY(-3px) scale(1.06)}
.ds-pain__card h3{font-family:var(--ds-display);font-weight:700;color:var(--ds-ink);font-size:1.25rem;letter-spacing:-.01em;margin-bottom:10px}
.ds-pain__card p{color:var(--ds-muted);font-size:.94rem;line-height:1.85}
@media (max-width:860px){.ds-pain__grid{grid-template-columns:1fr}}

/* ---------------- 數據與信任（深底 + 霓虹青大數字） ---------------- */
.ds-metrics{padding:clamp(58px,8vw,96px) 0;
  background:radial-gradient(120% 140% at 50% -20%,#132441 0%,var(--ds-primary) 50%,var(--ds-primary-900) 100%);
  border-block:1px solid var(--ds-border)}
.ds-metrics__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px 24px;text-align:center}
.ds-metrics .ds-num,.ds-metric__big{font-family:var(--ds-display);font-weight:700;
  font-size:clamp(2.6rem,5vw,3.7rem);line-height:1;color:#22d3ee;letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;text-shadow:0 0 30px rgba(34,211,238,.45)}
.ds-metric__l{margin-top:12px;color:#9fb0c6;font-size:.92rem;letter-spacing:.01em}
.ds-metric__hint{display:block;margin-top:4px;color:#64748b;font-size:.76rem;font-family:var(--ds-mono)}
@media (max-width:640px){.ds-metrics__grid{grid-template-columns:1fr 1fr;gap:36px 16px}}

/* ---------------- 認證夥伴（灰階 → hover 電光青） ---------------- */
.ds-partners{padding:clamp(48px,7vw,76px) 0;background:var(--bg);text-align:center}
.ds-partners__label{font-family:var(--ds-mono);font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--ds-faint);margin-bottom:24px}
.ds-partners__row{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:16px 44px}
.ds-partner{font-family:var(--ds-display);font-weight:600;font-size:1.15rem;color:var(--ds-muted);
  opacity:.55;filter:grayscale(1);transition:opacity .3s var(--ds-ease),color .3s var(--ds-ease),filter .3s var(--ds-ease),text-shadow .3s var(--ds-ease);cursor:default}
.ds-partner:hover{opacity:1;filter:none;color:var(--ds-accent-ink);text-shadow:0 0 22px rgba(6,182,212,.45)}

@media (prefers-reduced-motion:reduce){
  .ds-hero__title .glow{animation:none;background-position:0 0}
  .ds-hero__scroll svg{animation:none}
  .ds-hero .rv{transform:none;transition:none}
  .ds-btn,.ds-card,.ds-ico,.ds-pain__card,.ds-partner{transition:none}
  .home .site-header,.home .site-header .container,.home .site-header .brand img{transition:none}
}