/* =============================================
   永旭智慧財產事務所 — 官方網站樣式 v3
   參考：AWA、Sterne Kessler、台一國際、世界專利
   ============================================= */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@300;400;500;700;900&family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ── 設計變數 ── */
:root {
  --primary:       #1A3A6B;
  --primary-dark:  #112B52;
  --primary-mid:   #2557A7;
  --primary-light: #EBF0FA;
  --accent:        #C9A84C;
  --accent-dark:   #A8882E;
  --accent-light:  rgba(201,168,76,.12);
  --text:          #1E2530;
  --text-mid:      #4A5568;
  --text-light:    #718096;
  --bg:            #FFFFFF;
  --bg-soft:       #F7F9FC;
  --bg-dark:       #0D2040;
  --border:        #E2E8F0;
  --r:             8px;
  --r-lg:          14px;
  --r-xl:          22px;
  --shadow-sm:     0 2px 8px rgba(26,58,107,.07);
  --shadow:        0 6px 28px rgba(26,58,107,.12);
  --shadow-lg:     0 14px 52px rgba(26,58,107,.19);
  --tr:            .27s cubic-bezier(.4,0,.2,1);
  --max:           1200px;
}

/* ── Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Noto Sans TC','Inter',system-ui,sans-serif;color:var(--text);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{width:92%;max-width:var(--max);margin-inline:auto}

/* ════════════════════════════════════════
   NAVBAR
   ════════════════════════════════════════ */
.navbar{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(13,32,64,.97);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.07);
  transition:background var(--tr);
}
.navbar .container{display:flex;align-items:center;justify-content:space-between;height:72px}
.navbar-logo{display:flex;align-items:center;gap:.8rem}
.navbar-logo img{height:44px;width:auto;filter:brightness(0) invert(1)}
.logo-wordmark .name{font-size:1rem;font-weight:700;color:#fff;letter-spacing:.02em;line-height:1.25}
.logo-wordmark .name-en{font-size:.62rem;color:var(--accent);letter-spacing:.07em;margin-top:2px}
.navbar-nav{display:flex;gap:1.75rem;align-items:center}
.navbar-nav a{color:rgba(255,255,255,.75);font-size:.88rem;font-weight:500;letter-spacing:.02em;transition:color var(--tr);position:relative;padding-bottom:3px}
.navbar-nav a::after{content:'';position:absolute;bottom:0;left:0;right:0;height:2px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform var(--tr)}
.navbar-nav a:hover,.navbar-nav a.active{color:#fff}
.navbar-nav a:hover::after,.navbar-nav a.active::after{transform:scaleX(1)}
.nav-cta{background:var(--accent)!important;color:var(--primary-dark)!important;padding:.42rem 1.2rem!important;border-radius:6px;font-weight:700!important}
.nav-cta::after{display:none!important}
.nav-cta:hover{background:var(--accent-dark)!important}
.navbar-toggle{display:none;flex-direction:column;gap:5px;padding:6px}
.navbar-toggle span{display:block;width:24px;height:2px;background:#fff;border-radius:2px;transition:var(--tr)}
.lang-switch{display:flex;align-items:center;gap:.3rem;margin-left:1rem;flex-shrink:0}
.lang-btn{font-size:.72rem;font-weight:700;padding:.28rem .7rem;border-radius:20px;color:rgba(255,255,255,.55);text-decoration:none;border:1px solid rgba(255,255,255,.2);transition:all var(--tr);letter-spacing:.05em;line-height:1;cursor:pointer}
.lang-btn:hover{color:#fff;border-color:rgba(255,255,255,.5)}
.lang-btn.active{color:var(--accent);border-color:var(--accent);background:rgba(201,168,76,.12)}

/* ════════════════════════════════════════
   HERO
   ════════════════════════════════════════ */
.hero{position:relative;min-height:100vh;padding-top:72px;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:url('../img/hero-bg.jpg') center/cover no-repeat;filter:brightness(.38)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(11,26,52,.92) 0%,rgba(26,58,107,.78) 55%,rgba(10,20,45,.7) 100%)}
/* Decorative geometric elements */
.hero::before{content:'';position:absolute;top:15%;right:5%;width:420px;height:420px;border:1px solid rgba(201,168,76,.1);border-radius:50%;pointer-events:none}
.hero::after{content:'';position:absolute;top:20%;right:8%;width:280px;height:280px;border:1px solid rgba(201,168,76,.15);border-radius:50%;pointer-events:none}
.hero .container{position:relative;z-index:2;padding-block:5rem;display:grid;grid-template-columns:1fr 380px;gap:3rem;align-items:center}
.hero-eyebrow{display:inline-flex;align-items:center;gap:.5rem;background:rgba(201,168,76,.15);border:1px solid rgba(201,168,76,.3);color:var(--accent);font-size:.72rem;font-weight:700;letter-spacing:.12em;padding:.38rem 1rem;border-radius:20px;margin-bottom:1.75rem;text-transform:uppercase}
.hero-title{font-size:clamp(2.2rem,4.5vw,4rem);font-weight:900;color:#fff;line-height:1.12;margin-bottom:1.25rem;letter-spacing:-.025em}
.hero-title .hl{color:var(--accent);display:block}
.hero-subtitle{font-size:1.05rem;color:rgba(255,255,255,.75);line-height:1.85;max-width:520px;margin-bottom:.75rem}
.hero-slogan{font-size:.875rem;color:var(--accent);font-weight:600;letter-spacing:.08em;margin-bottom:2.5rem}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap}
/* Hero side cards */
.hero-side{display:flex;align-items:center;justify-content:flex-end}
.hero-card-group{display:flex;flex-direction:column;gap:.85rem;width:100%}
.hero-info-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);backdrop-filter:blur(10px);border-radius:var(--r-lg);padding:1.1rem 1.4rem;display:flex;align-items:center;gap:1rem;transition:all var(--tr)}
.hero-info-card:hover{background:rgba(255,255,255,.12);transform:translateX(-4px)}
.hic-icon{width:44px;height:44px;background:linear-gradient(135deg,var(--accent),rgba(201,168,76,.7));border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--primary-dark);font-size:1rem;flex-shrink:0}
.hic-label{font-size:.65rem;color:rgba(255,255,255,.5);letter-spacing:.06em;text-transform:uppercase}
.hic-val{font-size:1rem;font-weight:700;color:#fff;line-height:1.25}
.hero-scroll{position:absolute;bottom:2.5rem;left:50%;transform:translateX(-50%);z-index:2;display:flex;flex-direction:column;align-items:center;gap:.4rem;color:rgba(255,255,255,.4);font-size:.68rem;letter-spacing:.07em;text-transform:uppercase}
.scroll-dot{width:8px;height:8px;background:var(--accent);border-radius:50%;animation:scrollBounce 1.8s infinite}
@keyframes scrollBounce{0%,100%{transform:translateY(0)}50%{transform:translateY(6px)}}

/* ════════════════════════════════════════
   BUTTONS
   ════════════════════════════════════════ */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.75rem;border-radius:var(--r);font-size:.925rem;font-weight:600;transition:all var(--tr);border:2px solid transparent;white-space:nowrap;letter-spacing:.01em}
.btn-primary{background:var(--accent);color:var(--primary-dark);border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark);transform:translateY(-2px);box-shadow:0 8px 28px rgba(201,168,76,.4)}
.btn-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.4)}
.btn-outline:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn-outline-primary{background:transparent;color:var(--primary);border-color:var(--primary)}
.btn-outline-primary:hover{background:var(--primary);color:#fff}
.btn-ghost{background:transparent;color:var(--primary);border-color:transparent;padding-inline:.5rem}
.btn-ghost:hover{color:var(--accent-dark)}
.btn-lg{padding:.9rem 2.25rem;font-size:1rem}

/* ════════════════════════════════════════
   TRUST / CREDENTIALS BAND
   ════════════════════════════════════════ */
.trust-band{background:var(--bg-soft);border-bottom:1px solid var(--border);padding-block:1.25rem}
.trust-items{display:flex;align-items:center;justify-content:center;flex-wrap:wrap}
.trust-item{display:flex;align-items:center;gap:.6rem;padding:.5rem 1.75rem;border-right:1px solid var(--border);font-size:.78rem;font-weight:600;color:var(--text-mid);letter-spacing:.02em;white-space:nowrap}
.trust-item:last-child{border-right:none}
.trust-item i{color:var(--primary);font-size:1rem}
.trust-item strong{color:var(--primary)}

/* ════════════════════════════════════════
   STATS BAND
   ════════════════════════════════════════ */
.stats-band{background:var(--primary);padding-block:2.75rem;position:relative;overflow:hidden}
.stats-band::before{content:'';position:absolute;top:-50%;left:-10%;width:600px;height:600px;background:radial-gradient(circle,rgba(255,255,255,.04) 0%,transparent 65%);pointer-events:none}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}
.stat-item{text-align:center;padding:1.5rem;border-right:1px solid rgba(255,255,255,.1)}
.stat-item:last-child{border-right:none}
.stat-icon{font-size:1.25rem;color:rgba(255,255,255,.25);margin-bottom:.5rem}
.stat-num{font-size:2.8rem;font-weight:900;color:var(--accent);line-height:1;font-family:'Inter',sans-serif;letter-spacing:-.02em}
.stat-label{font-size:.78rem;color:rgba(255,255,255,.6);margin-top:.35rem;letter-spacing:.03em}

/* ════════════════════════════════════════
   SERVICE CARDS (visual)
   ════════════════════════════════════════ */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.75rem}
.svc-card{background:var(--bg);border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--border);transition:all var(--tr);display:flex;flex-direction:column}
.svc-card:hover{transform:translateY(-7px);box-shadow:var(--shadow-lg);border-color:transparent}
.svc-card-top{height:162px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.svc-card-top.patent{background:linear-gradient(140deg,#1A3A6B 0%,#2557A7 100%)}
.svc-card-top.trademark{background:linear-gradient(140deg,#0D2040 0%,#1A3A6B 100%)}
.svc-card-top.copyright{background:linear-gradient(140deg,#2D1B69 0%,#1A3A6B 100%)}
.svc-card-top .bg-fa{font-size:6rem;color:rgba(255,255,255,.1);position:absolute;right:-8px;bottom:-12px;pointer-events:none}
.svc-card-top .main-icon{font-size:2.6rem;color:#fff;position:relative;z-index:1;filter:drop-shadow(0 4px 14px rgba(0,0,0,.3))}
.svc-badge{position:absolute;top:.75rem;left:.75rem;background:rgba(201,168,76,.9);color:var(--primary-dark);font-size:.63rem;font-weight:700;padding:.22rem .65rem;border-radius:20px;letter-spacing:.07em}
.svc-card-body{padding:1.75rem;flex:1;display:flex;flex-direction:column}
.svc-card-body h3{font-size:1.1rem;font-weight:800;color:var(--primary);margin-bottom:.6rem;display:flex;align-items:center;gap:.45rem}
.svc-card-body p{font-size:.855rem;color:var(--text-mid);line-height:1.82;flex:1}
.svc-tags{display:flex;flex-wrap:wrap;gap:.4rem;margin-block:1.1rem}
.svc-tag{background:var(--bg-soft);color:var(--text-mid);font-size:.7rem;padding:.22rem .65rem;border-radius:20px;border:1px solid var(--border)}
.svc-link{display:inline-flex;align-items:center;gap:.4rem;color:var(--primary);font-size:.82rem;font-weight:700;transition:all var(--tr);margin-top:auto}
.svc-link:hover{color:var(--accent-dark);gap:.7rem}

/* ════════════════════════════════════════
   PROCESS STEPS
   ════════════════════════════════════════ */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem;position:relative}
.process-connector{position:absolute;top:38px;left:calc(12.5% + 10px);right:calc(12.5% + 10px);height:2px;background:linear-gradient(90deg,var(--accent),var(--primary-mid));z-index:0}
.process-step{text-align:center;position:relative;z-index:1}
.ps-num{width:76px;height:76px;background:linear-gradient(135deg,var(--primary),var(--primary-mid));border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1.25rem;border:4px solid var(--bg-soft);box-shadow:var(--shadow);transition:all var(--tr);position:relative}
.process-step:hover .ps-num{transform:scale(1.1) translateY(-3px);box-shadow:var(--shadow-lg)}
.ps-num i{font-size:1.4rem;color:#fff}
.ps-n{position:absolute;top:-.2rem;right:-.2rem;background:var(--accent);color:var(--primary-dark);font-size:.6rem;font-weight:900;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;border:2px solid var(--bg-soft)}
.process-step h3{font-size:.95rem;font-weight:700;color:var(--primary);margin-bottom:.4rem}
.process-step p{font-size:.82rem;color:var(--text-mid);line-height:1.72}

/* ════════════════════════════════════════
   KNOWLEDGE / ARTICLES
   ════════════════════════════════════════ */
.articles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.75rem}
.article-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--r-xl);overflow:hidden;transition:all var(--tr);display:flex;flex-direction:column}
.article-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-6px);border-color:transparent}
.ac-img{height:195px;overflow:hidden;position:relative;background:var(--bg-soft)}
.ac-img img{width:100%;height:100%;object-fit:cover;transition:transform .7s ease}
.article-card:hover .ac-img img{transform:scale(1.07)}
.ac-cat{position:absolute;top:.85rem;left:.85rem;font-size:.63rem;font-weight:700;letter-spacing:.09em;padding:.25rem .75rem;border-radius:20px;text-transform:uppercase}
.ac-cat.patent{background:var(--primary);color:#fff}
.ac-cat.trademark{background:#0D2040;color:#fff}
.ac-cat.copyright{background:#2D1B69;color:#fff}
.ac-body{padding:1.5rem;flex:1;display:flex;flex-direction:column}
.ac-body h3{font-size:.95rem;font-weight:700;color:var(--primary);line-height:1.5;margin-bottom:.6rem}
.ac-body p{font-size:.84rem;color:var(--text-mid);line-height:1.82;flex:1}
.ac-footer{display:flex;align-items:center;justify-content:space-between;margin-top:1.1rem;padding-top:.85rem;border-top:1px solid var(--border)}
.ac-read{display:inline-flex;align-items:center;gap:.35rem;color:var(--accent-dark);font-size:.8rem;font-weight:700;transition:gap var(--tr)}
.ac-read:hover{gap:.6rem}
.ac-time{font-size:.7rem;color:var(--text-light);display:flex;align-items:center;gap:.3rem}

/* ════════════════════════════════════════
   ABOUT SPLIT
   ════════════════════════════════════════ */
.about-split{display:grid;grid-template-columns:1fr 1fr;gap:4.5rem;align-items:center}
.about-text p{color:var(--text-mid);margin-block:.85rem;font-size:.965rem;line-height:1.9}
.feature-list{margin-top:1.5rem;display:flex;flex-direction:column;gap:.9rem}
.feature-list li{display:flex;align-items:flex-start;gap:.85rem;font-size:.92rem}
.fl-icon{flex-shrink:0;width:26px;height:26px;background:var(--accent-light);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--accent-dark);font-size:.72rem;margin-top:2px}
.about-visual{position:relative;padding-bottom:1.5rem}
.about-img-wrap{border-radius:var(--r-xl);overflow:hidden;aspect-ratio:5/4;position:relative;box-shadow:var(--shadow-lg)}
.about-img-wrap img{width:100%;height:100%;object-fit:cover}
.about-img-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(13,32,64,.65) 0%,transparent 55%)}
.about-img-caption{position:absolute;bottom:1.25rem;left:1.25rem;color:#fff;font-size:.84rem}
.about-img-caption strong{display:block;font-size:1.05rem;font-weight:800}
.float-badge{position:absolute;background:#fff;border-radius:var(--r-lg);padding:.9rem 1.1rem;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:.8rem;z-index:2}
.float-badge.fb-br{bottom:-1.75rem;right:-1rem}
.float-badge.fb-tl{top:1.25rem;left:-1.25rem}
.fb-icon{width:42px;height:42px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1rem}
.fb-icon.gold{background:var(--accent-light);color:var(--accent-dark)}
.fb-icon.blue{background:var(--primary-light);color:var(--primary)}
.fb-text .fb-num{font-size:1.35rem;font-weight:900;color:var(--primary);line-height:1;font-family:'Inter',sans-serif}
.fb-text .fb-label{font-size:.68rem;color:var(--text-light);margin-top:1px}

/* ════════════════════════════════════════
   QUOTE / AUTHORITATIVE STATEMENT
   ════════════════════════════════════════ */
.quote-section{background:var(--bg-dark);padding-block:5rem;position:relative;overflow:hidden}
.quote-section::before{content:'';position:absolute;top:-30%;right:-5%;width:500px;height:500px;background:radial-gradient(circle,rgba(201,168,76,.08) 0%,transparent 65%);pointer-events:none}
.quote-wrap{max-width:820px;margin:0 auto;text-align:center;position:relative;z-index:1}
.quote-mark{font-size:5rem;color:rgba(201,168,76,.2);line-height:1;margin-bottom:1rem;font-family:Georgia,serif;letter-spacing:-.1em}
.quote-text{font-size:clamp(1rem,2vw,1.35rem);color:rgba(255,255,255,.85);font-weight:300;line-height:1.9;letter-spacing:-.01em}
.quote-text strong{color:var(--accent);font-weight:700}
.quote-divider{display:flex;align-items:center;justify-content:center;gap:.9rem;margin-top:2rem}
.qdl{width:40px;height:2px;background:var(--accent);border-radius:2px}
.quote-source-text{font-size:.75rem;color:rgba(255,255,255,.45);letter-spacing:.1em;text-transform:uppercase}

/* ════════════════════════════════════════
   WHY CARDS (dark)
   ════════════════════════════════════════ */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.why-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.09);border-radius:var(--r-xl);padding:2.25rem;transition:all var(--tr)}
.why-card:hover{background:rgba(255,255,255,.09);transform:translateY(-4px);border-color:rgba(255,255,255,.18)}
.wc-icon{width:58px;height:58px;background:linear-gradient(135deg,var(--accent),rgba(201,168,76,.6));border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.25rem;color:var(--primary-dark);margin-bottom:1.25rem}
.wc-num{font-size:2.25rem;font-weight:900;color:var(--accent);font-family:'Inter',sans-serif;margin-bottom:.25rem;line-height:1}
.why-card h3{font-size:1rem;font-weight:700;color:#fff;margin-bottom:.6rem}
.why-card p{font-size:.855rem;color:rgba(255,255,255,.58);line-height:1.82}

/* ════════════════════════════════════════
   CTA BAND
   ════════════════════════════════════════ */
.cta-band{position:relative;padding-block:5.5rem;text-align:center;overflow:hidden;background:linear-gradient(135deg,var(--primary-dark) 0%,var(--primary) 50%,var(--primary-mid) 100%)}
.cta-band::before{content:'';position:absolute;top:-40%;right:-10%;width:650px;height:650px;background:radial-gradient(circle,rgba(201,168,76,.1) 0%,transparent 65%);pointer-events:none}
.cta-band .container{position:relative;z-index:1}
.cta-band h2{font-size:clamp(1.6rem,3.5vw,2.5rem);font-weight:800;color:#fff;margin-bottom:.75rem;letter-spacing:-.02em}
.cta-band p{color:rgba(255,255,255,.68);margin-bottom:2rem;font-size:1rem}
.cta-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* ════════════════════════════════════════
   PAGE HERO (sub-pages)
   ════════════════════════════════════════ */
.page-hero{position:relative;padding:9rem 0 5rem;overflow:hidden;background:linear-gradient(135deg,var(--bg-dark) 0%,var(--primary) 100%)}
.page-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:brightness(.22);mix-blend-mode:luminosity}
.page-hero .container{position:relative;z-index:1}
.breadcrumb{display:flex;align-items:center;gap:.5rem;font-size:.76rem;color:rgba(255,255,255,.4);margin-bottom:1rem}
.breadcrumb a{color:var(--accent)}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb i{font-size:.55rem;color:rgba(255,255,255,.25)}
.page-hero h1{font-size:clamp(2rem,4.5vw,3.2rem);font-weight:900;color:#fff;letter-spacing:-.025em;line-height:1.2}
.page-hero .ph-sub{color:rgba(255,255,255,.62);margin-top:.8rem;font-size:1rem}
.ph-badge{display:inline-flex;align-items:center;gap:.45rem;background:rgba(201,168,76,.15);border:1px solid rgba(201,168,76,.3);color:var(--accent);font-size:.7rem;font-weight:700;letter-spacing:.1em;padding:.3rem .85rem;border-radius:20px;margin-bottom:1rem;text-transform:uppercase}

/* ════════════════════════════════════════
   SERVICES OVERVIEW ICON GRID
   ════════════════════════════════════════ */
.svc-overview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-bottom:1rem}
.svc-ov-card{background:var(--bg);border:1.5px solid var(--border);border-radius:var(--r-xl);padding:2.25rem 1.75rem;text-align:center;transition:all var(--tr)}
.svc-ov-card:hover{border-color:var(--primary);box-shadow:var(--shadow);transform:translateY(-4px)}
.sov-icon{width:72px;height:72px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.6rem;margin:0 auto 1.1rem}
.sov-icon.pat{background:linear-gradient(135deg,var(--primary),var(--primary-mid));color:#fff}
.sov-icon.tm{background:linear-gradient(135deg,#0D2040,var(--primary));color:#fff}
.sov-icon.cp{background:linear-gradient(135deg,#2D1B69,var(--primary));color:#fff}
.svc-ov-card h3{font-size:1rem;font-weight:700;color:var(--primary);margin-bottom:.35rem}
.svc-ov-card p{font-size:.78rem;color:var(--text-light);line-height:1.6}
.svc-ov-card .sov-link{display:inline-flex;align-items:center;gap:.3rem;color:var(--accent-dark);font-size:.78rem;font-weight:700;margin-top:.75rem;transition:gap var(--tr)}
.svc-ov-card:hover .sov-link{gap:.55rem}

/* Service Blocks */
.service-block{display:grid;grid-template-columns:260px 1fr;gap:0;background:var(--bg);border:1.5px solid var(--border);border-radius:var(--r-xl);overflow:hidden;margin-bottom:2rem;box-shadow:var(--shadow-sm);transition:all var(--tr)}
.service-block:hover{box-shadow:var(--shadow-lg);border-color:transparent}
.sb-sidebar{padding:2.5rem;display:flex;flex-direction:column;align-items:center;text-align:center;gap:1.25rem}
.sb-sidebar.patent-bg{background:linear-gradient(160deg,#1A3A6B 0%,#2557A7 100%)}
.sb-sidebar.trademark-bg{background:linear-gradient(160deg,#0D2040 0%,#1A3A6B 100%)}
.sb-sidebar.copyright-bg{background:linear-gradient(160deg,#2D1B69 0%,#1A3A6B 100%)}
.sb-icon{width:80px;height:80px;background:rgba(255,255,255,.12);border-radius:var(--r-lg);display:flex;align-items:center;justify-content:center;font-size:2rem;color:#fff}
.sb-title{font-size:1.3rem;font-weight:800;color:#fff;line-height:1.3}
.sb-en{font-size:.7rem;color:rgba(255,255,255,.45);letter-spacing:.08em}
.sb-cta{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.25);font-size:.82rem;padding:.5rem 1.2rem;width:100%;justify-content:center;border-radius:var(--r)}
.sb-cta:hover{background:rgba(255,255,255,.2)}
.sb-body{padding:2.5rem;border-left:1px solid var(--border)}
.sb-body h3{font-size:.875rem;font-weight:700;color:var(--primary);margin:1.1rem 0 .55rem;display:flex;align-items:center;gap:.45rem}
.sb-body h3 i{color:var(--accent);font-size:.82rem}
.sb-body h3:first-child{margin-top:0}
.sb-body ul li{font-size:.855rem;color:var(--text-mid);padding:.28rem 0 .28rem 1.2rem;position:relative;line-height:1.72}
.sb-body ul li::before{content:'';position:absolute;left:0;top:.77rem;width:5px;height:5px;background:var(--accent);border-radius:50%}

/* ════════════════════════════════════════
   FAQ ACCORDION
   ════════════════════════════════════════ */
.faq-wrap{max-width:840px;margin:0 auto}
.faq-item{border:1.5px solid var(--border);border-radius:var(--r-lg);margin-bottom:.75rem;overflow:hidden;transition:all var(--tr)}
.faq-item.open{box-shadow:var(--shadow);border-color:var(--primary)}
.faq-q{display:flex;align-items:center;justify-content:space-between;padding:1.15rem 1.5rem;cursor:pointer;gap:1rem;font-size:.9rem;font-weight:600;color:var(--text);background:var(--bg);transition:background var(--tr);user-select:none}
.faq-q:hover{background:var(--bg-soft)}
.faq-item.open .faq-q{color:var(--primary);background:rgba(26,58,107,.04)}
.faq-q .faq-icon{flex-shrink:0;color:var(--primary);font-size:.82rem;transition:transform var(--tr)}
.faq-item.open .faq-q .faq-icon{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .38s ease}
.faq-item.open .faq-a{max-height:500px}
.faq-a-inner{padding:1.25rem 1.5rem 1.5rem;font-size:.865rem;color:var(--text-mid);line-height:1.9;background:var(--bg-soft);border-top:1px solid var(--border)}

/* ════════════════════════════════════════
   ABOUT PAGE
   ════════════════════════════════════════ */
.company-story{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.story-img{border-radius:var(--r-xl);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3}
.story-img img{width:100%;height:100%;object-fit:cover}
.story-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:.5rem;margin-top:2rem;padding-top:1.75rem;border-top:1px solid var(--border)}
.metric-item{text-align:center}
.metric-num{font-size:1.9rem;font-weight:900;color:var(--primary);font-family:'Inter',sans-serif;line-height:1}
.metric-num span{color:var(--accent)}
.metric-label{font-size:.72rem;color:var(--text-light);margin-top:2px}
.values-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.value-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--r-xl);padding:1.75rem;text-align:center;transition:all var(--tr)}
.value-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.vc-icon{width:54px;height:54px;background:linear-gradient(135deg,var(--primary),var(--primary-mid));border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.15rem;color:#fff;margin:0 auto 1rem}
.value-card h3{font-size:.925rem;font-weight:700;color:var(--primary);margin-bottom:.35rem}
.value-card p{font-size:.82rem;color:var(--text-mid);line-height:1.72}
.principal-card{display:grid;grid-template-columns:190px 1fr;gap:2.5rem;align-items:start;background:var(--bg);border:1.5px solid var(--border);border-radius:var(--r-xl);padding:2.5rem;box-shadow:var(--shadow)}
.pc-avatar{text-align:center}
.pc-avatar-circle{width:130px;height:130px;background:linear-gradient(135deg,var(--primary),var(--primary-mid));border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:3rem;color:rgba(255,255,255,.45);margin:0 auto 1rem;border:4px solid var(--accent)}
.pc-name{font-size:1.2rem;font-weight:800;color:var(--primary)}
.pc-role{font-size:.75rem;color:var(--accent-dark);font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-top:.25rem}
.pc-bio{color:var(--text-mid);font-size:.94rem;line-height:1.9;margin-bottom:1.15rem}
.tag-group{display:flex;flex-wrap:wrap;gap:.5rem}
.tag{background:var(--primary-light);color:var(--primary);padding:.3rem .8rem;border-radius:20px;font-size:.75rem;font-weight:600}
.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.team-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--r-xl);overflow:hidden;text-align:center;transition:all var(--tr)}
.team-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-5px)}
.tc-top{height:110px;display:flex;align-items:center;justify-content:center}
.tc-top i{font-size:2.5rem;color:rgba(255,255,255,.65)}
.tc-body{padding:1.5rem}
.tc-body h3{font-size:.975rem;font-weight:700;color:var(--primary);margin-bottom:.2rem}
.tc-role{font-size:.7rem;color:var(--accent-dark);font-weight:700;letter-spacing:.07em;text-transform:uppercase;margin-bottom:.75rem}
.tc-body p{font-size:.82rem;color:var(--text-mid);line-height:1.72}

/* ════════════════════════════════════════
   CONTACT PAGE
   ════════════════════════════════════════ */
.contact-layout{display:grid;grid-template-columns:1fr 1.65fr;gap:3rem;align-items:start}
.contact-info-section h2{font-size:1.45rem;font-weight:800;color:var(--primary);margin-bottom:1.75rem}
.office-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--r-xl);overflow:hidden;margin-bottom:1.5rem;box-shadow:var(--shadow-sm);transition:all var(--tr)}
.office-card:hover{box-shadow:var(--shadow)}
.office-card-header{padding:.9rem 1.25rem;display:flex;align-items:center;gap:.75rem}
.office-card-header.main-hq{background:linear-gradient(135deg,var(--primary),var(--primary-mid))}
.office-card-header.branch{background:linear-gradient(135deg,var(--primary-mid),#3A6BC0)}
.oc-badge{width:34px;height:34px;background:rgba(255,255,255,.15);border-radius:8px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:.85rem}
.oc-name{font-size:.88rem;font-weight:700;color:#fff}
.oc-type{font-size:.65rem;color:rgba(255,255,255,.6);margin-top:1px}
.office-card-body{padding:1.25rem}
.oc-item{display:flex;align-items:flex-start;gap:.7rem;margin-bottom:.8rem;font-size:.855rem}
.oc-item:last-child{margin-bottom:0}
.oc-item i{width:15px;color:var(--primary);flex-shrink:0;margin-top:3px}
.oc-item span{color:var(--text-mid);line-height:1.6}
.oc-item a{color:var(--primary);font-weight:600}
.oc-item a:hover{color:var(--accent-dark)}
.contact-form-wrap{background:var(--bg);border:1px solid var(--border);border-radius:var(--r-xl);padding:2.5rem;box-shadow:var(--shadow)}
.contact-form-wrap h2{font-size:1.35rem;font-weight:800;color:var(--primary);margin-bottom:.4rem}
.form-desc{font-size:.825rem;color:var(--text-light);margin-bottom:1.85rem;line-height:1.6}
.form-group{margin-bottom:1.15rem}
.form-group label{display:flex;align-items:center;gap:.4rem;font-size:.8rem;font-weight:600;color:var(--text);margin-bottom:.42rem}
.form-group label i{color:var(--primary);font-size:.72rem}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:.68rem 1rem;border:1.5px solid var(--border);border-radius:var(--r);font-size:.865rem;font-family:inherit;color:var(--text);background:var(--bg);transition:all var(--tr)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(26,58,107,.1)}
.form-group textarea{resize:vertical;min-height:130px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form-note{font-size:.73rem;color:var(--text-light);margin-top:.75rem;text-align:center;line-height:1.6}
.map-section{margin-top:2rem}
.map-section h3{font-size:.9rem;font-weight:700;color:var(--primary);margin-bottom:.85rem;display:flex;align-items:center;gap:.45rem}
.map-frame{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--border)}
.map-frame iframe{display:block;width:100%;height:290px}

/* ════════════════════════════════════════
   SECTION COMMONS
   ════════════════════════════════════════ */
.section{padding-block:5.5rem}
.section-soft{background:var(--bg-soft)}
.section-dark{background:var(--bg-dark);color:#fff}
.section-header{text-align:center;margin-bottom:3.75rem}
.section-label{display:inline-block;color:var(--accent);font-size:.7rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;margin-bottom:.75rem}
.section-dark .section-label{color:var(--accent)}
.section-title{font-size:clamp(1.65rem,3vw,2.5rem);font-weight:800;color:var(--primary);line-height:1.25;letter-spacing:-.015em}
.section-dark .section-title{color:#fff}
.section-desc{font-size:.965rem;color:var(--text-mid);margin-top:.8rem;max-width:580px;margin-inline:auto;line-height:1.85}
.section-dark .section-desc{color:rgba(255,255,255,.6)}
.divider{width:44px;height:3px;background:linear-gradient(90deg,var(--primary),var(--accent));margin:.85rem auto 0;border-radius:2px}
.divider-left{margin-left:0}

/* ════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════ */
footer{background:var(--bg-dark)}
.footer-top{padding:4rem 0 3rem;border-bottom:1px solid rgba(255,255,255,.07)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:2.5rem}
.footer-brand .fb-logo .name{font-size:1rem;font-weight:700;color:#fff;letter-spacing:.02em}
.footer-brand .fb-logo .name-en{font-size:.62rem;color:var(--accent);letter-spacing:.07em;margin-top:2px}
.footer-brand p{font-size:.835rem;color:rgba(255,255,255,.47);margin-top:.85rem;line-height:1.85}
.footer-col h4{font-size:.72rem;font-weight:700;color:rgba(255,255,255,.85);letter-spacing:.11em;text-transform:uppercase;margin-bottom:1.2rem}
.footer-col ul{display:flex;flex-direction:column;gap:.55rem}
.footer-col ul a{font-size:.845rem;color:rgba(255,255,255,.47);transition:color var(--tr);display:flex;align-items:center;gap:.4rem}
.footer-col ul a i{font-size:.68rem}
.footer-col ul a:hover{color:var(--accent)}
.footer-contact-item{display:flex;align-items:flex-start;gap:.6rem;font-size:.83rem;margin-bottom:.7rem}
.footer-contact-item i{color:var(--accent);margin-top:3px;width:14px;flex-shrink:0}
.footer-contact-item span{color:rgba(255,255,255,.52);line-height:1.6}
.footer-contact-item a{color:rgba(255,255,255,.65)}
.footer-contact-item a:hover{color:var(--accent)}
.footer-bottom{padding-block:1.25rem;display:flex;align-items:center;justify-content:space-between;font-size:.76rem;color:rgba(255,255,255,.28)}
.footer-bottom a{color:rgba(255,255,255,.42)}
.footer-bottom a:hover{color:var(--accent)}

/* ════════════════════════════════════════
   ANIMATIONS
   ════════════════════════════════════════ */
.fade-up{opacity:0;transform:translateY(30px);transition:opacity .55s ease,transform .55s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}

/* ════════════════════════════════════════
   RWD — Tablet ≤1024px
   ════════════════════════════════════════ */
@media(max-width:1024px){
  .hero .container{grid-template-columns:1fr;gap:2.5rem}
  .hero-side{display:none}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.08)}
  .stat-item:nth-child(odd){border-right:1px solid rgba(255,255,255,.08)}
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .process-grid{grid-template-columns:repeat(2,1fr)}
  .process-connector{display:none}
  .about-split,.company-story{grid-template-columns:1fr;gap:3rem}
  .float-badge.fb-br{bottom:-1rem;right:0}
  .float-badge.fb-tl{top:1rem;left:0}
  .why-grid{grid-template-columns:repeat(2,1fr)}
  .articles-grid{grid-template-columns:repeat(2,1fr)}
  .svc-overview-grid{grid-template-columns:repeat(3,1fr)}
  .service-block{grid-template-columns:1fr}
  .sb-body{border-left:none;border-top:1px solid var(--border)}
  .contact-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .values-grid{grid-template-columns:repeat(2,1fr)}
  .principal-card{grid-template-columns:1fr;text-align:center}
  .pc-avatar-circle{margin-bottom:1rem}
  .tag-group{justify-content:center}
  .team-grid{grid-template-columns:repeat(2,1fr)}
  .trust-item{border-right:none;border-bottom:1px solid var(--border)}
  .story-metrics{grid-template-columns:repeat(2,1fr)}
}

/* ════════════════════════════════════════
   RWD — Mobile ≤768px
   ════════════════════════════════════════ */
@media(max-width:768px){
  .navbar-nav{display:none;position:absolute;top:72px;left:0;right:0;background:rgba(10,22,48,.98);flex-direction:column;padding:1.75rem;gap:1.25rem;border-top:1px solid rgba(255,255,255,.07)}
  .navbar-nav.open{display:flex}
  .navbar-toggle{display:flex}
  .hero .container{padding-block:3.5rem}
  .hero-actions{flex-direction:column}
  .btn{justify-content:center}
  .section{padding-block:3.75rem}
  .services-grid,.articles-grid{grid-template-columns:1fr}
  .svc-overview-grid{grid-template-columns:1fr}
  .process-grid{grid-template-columns:1fr 1fr}
  .why-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .stat-item:nth-child(odd){border-right:1px solid rgba(255,255,255,.08)}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:.5rem;text-align:center}
  .form-row{grid-template-columns:1fr}
  .team-grid{grid-template-columns:1fr}
  .values-grid{grid-template-columns:1fr}
  .principal-card{padding:1.75rem}
  .contact-form-wrap{padding:1.75rem}
  .trust-items{flex-direction:column;align-items:flex-start;padding-inline:1rem}
  .trust-item{border:none;padding:.35rem 0}
  .story-metrics{grid-template-columns:repeat(2,1fr)}
}

/* ════════════════════════════════════════
   PRINCIPAL FULL CARDS  (about.html)
   ════════════════════════════════════════ */
.principals-grid{display:flex;flex-direction:column;gap:2rem}
.principal-full-card{
  display:grid;grid-template-columns:260px 1fr;
  background:var(--bg);border:1.5px solid var(--border);
  border-radius:var(--r-xl);overflow:hidden;
  box-shadow:var(--shadow);transition:box-shadow var(--tr)
}
.principal-full-card:hover{box-shadow:var(--shadow-lg)}
.pfc-sidebar{
  padding:2.5rem 1.75rem;display:flex;flex-direction:column;
  align-items:center;text-align:center;gap:1.1rem
}
.pfc-sidebar.bg-a{background:linear-gradient(160deg,var(--primary-dark) 0%,var(--primary-mid) 100%)}
.pfc-sidebar.bg-b{background:linear-gradient(160deg,#0D2040 0%,var(--primary) 100%)}
.pfc-avatar-lg{
  width:140px;height:140px;background:rgba(255,255,255,.1);
  border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:3rem;color:rgba(255,255,255,.42);border:4px solid var(--accent);
  overflow:hidden;flex-shrink:0
}
.pfc-name{font-size:1.5rem;font-weight:900;color:#fff;letter-spacing:-.015em}
.pfc-title{font-size:.7rem;color:var(--accent);font-weight:700;letter-spacing:.1em;text-transform:uppercase}
.edu-credential{
  background:rgba(201,168,76,.1);border:1px solid rgba(201,168,76,.25);
  border-radius:var(--r-lg);padding:.9rem 1rem;width:100%;
  display:flex;gap:.65rem;align-items:flex-start;text-align:left
}
.edu-credential .edu-icon{color:var(--accent);font-size:1rem;margin-top:2px;flex-shrink:0}
.edu-degree{font-size:.86rem;font-weight:700;color:#fff;line-height:1.3}
.edu-school{font-size:.69rem;color:rgba(255,255,255,.52);margin-top:2px}
.pfc-body{padding:2.5rem;border-left:1px solid var(--border)}
.pfc-bio{color:var(--text-mid);font-size:.94rem;line-height:1.9;margin-bottom:.85rem}
.expertise-section{margin-block:1.5rem}
.expertise-section h4{font-size:.72rem;font-weight:700;color:var(--text-light);letter-spacing:.1em;text-transform:uppercase;margin-bottom:.85rem}
.expertise-grid-sm{display:grid;grid-template-columns:repeat(3,1fr);gap:.55rem}
.expertise-chip{
  background:var(--bg-soft);border:1px solid var(--border);border-radius:var(--r);
  padding:.6rem .5rem;text-align:center;font-size:.75rem;font-weight:600;
  color:var(--primary);transition:all var(--tr)
}
.expertise-chip:hover{background:var(--primary-light);border-color:var(--primary)}
.expertise-chip i{display:block;font-size:1rem;margin-bottom:.35rem;color:var(--accent-dark)}
.career-stats-row{display:flex;gap:0;border:1px solid var(--border);border-radius:var(--r-lg);overflow:hidden;margin-top:1.5rem}
.csr-item{flex:1;text-align:center;padding:1rem;border-right:1px solid var(--border)}
.csr-item:last-child{border-right:none}
.csr-num{font-size:1.6rem;font-weight:900;color:var(--primary);font-family:'Inter',sans-serif;line-height:1}
.csr-num span{color:var(--accent)}
.csr-label{font-size:.68rem;color:var(--text-light);margin-top:3px}
.cred-list{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.1rem}
.cred-tag{display:inline-flex;align-items:center;gap:.35rem;background:var(--primary-light);color:var(--primary);padding:.32rem .85rem;border-radius:20px;font-size:.74rem;font-weight:600;border:1px solid rgba(26,58,107,.15)}
.cred-tag i{font-size:.7rem;color:var(--accent-dark)}
.pfc-divider{width:100%;height:1px;background:rgba(255,255,255,.12);margin:.1rem 0}
@media(max-width:960px){
  .principal-full-card{grid-template-columns:1fr}
  .pfc-body{border-left:none;border-top:1px solid var(--border)}
  .expertise-grid-sm{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:600px){
  .expertise-grid-sm{grid-template-columns:repeat(2,1fr)}
  .career-stats-row{flex-wrap:wrap}
  .csr-item{border-right:none;border-bottom:1px solid var(--border);width:50%;flex:none}
}