/* ==========================================================================
   房仲老爹 游博堯 個人品牌網站
   Design system: Alpine Emerald — deep teal + turquoise, Outfit / Manrope / Noto Sans TC
   ========================================================================== */

:root{
  /* brand lock */
  --deep:        #123A3A;
  --deep-2:      #0B2726;
  --accent:      #19B9C5;
  --accent-ink:  #0A2E30;

  /* light surface (content pages) */
  --surface:      #FBFDFC;
  --surface-alt:  #EEF4F2;
  --surface-card: #FFFFFF;
  --ink:          #12302D;
  --ink-soft:     #4E6E69;
  --ink-faint:    #7C9A95;
  --line:         rgba(18,48,45,.12);
  --line-strong:  rgba(18,48,45,.22);

  /* on dark sections */
  --on-deep:        #F7FAF8;
  --on-deep-soft:   #AFCAC4;
  --line-deep:      rgba(247,250,248,.14);

  --line-brand: #06C755; /* LINE brand green — used only for the LINE affordance */
  --gold:       #C9A24C; /* editorial accent — hero flourishes only, not a second CTA color */
  --gold-soft:  rgba(201,162,76,.14);

  --font-display: 'Noto Serif TC', 'Times New Roman', serif;
  --font-body:    'Manrope', 'Noto Sans TC', sans-serif;
  --font-mono:    'IBM Plex Mono', ui-monospace, monospace;

  --max: 1120px;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow-card: 0 1px 2px rgba(18,48,45,.06), 0 12px 28px -16px rgba(18,48,45,.18);
}

*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior:auto; } *{ animation-duration:.001ms !important; transition-duration:.001ms !important; } }

body{
  margin:0;
  background:var(--surface);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; }
ul{ margin:0; padding:0; list-style:none; }

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:600;
  line-height:1.2;
  text-wrap:balance;
  margin:0;
  color:var(--ink);
}
.on-deep h1,.on-deep h2,.on-deep h3,.on-deep p{ color:var(--on-deep); }

p{ margin:0; }

.container{ max-width:var(--max); margin:0 auto; padding:0 24px; }
.section{ padding:88px 0; }
.section-tight{ padding:64px 0; }

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--accent);
}
.eyebrow::before{
  content:"";
  width:16px; height:1px;
  background:var(--accent);
}

.section-head{
  max-width:640px;
  margin-bottom:44px;
}
.section-head h2{ font-size:clamp(26px,3.4vw,36px); margin-top:12px; }
.section-head p{ color:var(--ink-soft); margin-top:14px; font-size:16.5px; }
.on-deep .section-head p{ color:var(--on-deep-soft); }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 24px;
  border-radius:100px;
  font-family:var(--font-body);
  font-weight:600;
  font-size:15px;
  border:1px solid transparent;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn:active{ transform:scale(.97); }
.btn-primary{ background:var(--accent); color:var(--accent-ink); }
.btn-primary:hover{ background:#22CBD8; }
.btn-ghost-deep{ background:transparent; color:var(--on-deep); border-color:var(--line-deep); }
.btn-ghost-deep:hover{ border-color:var(--on-deep-soft); }
.btn-ghost{ background:transparent; color:var(--ink); border-color:var(--line-strong); }
.btn-ghost:hover{ border-color:var(--ink-soft); }
.btn-line{ background:var(--line-brand); color:#fff; }
.btn-line:hover{ background:#05b34c; }
.btn-block{ width:100%; }
.btn svg{ width:18px; height:18px; flex:none; }

/* ---------- header ---------- */
.site-header{
  position:sticky; top:0; z-index:40;
  background:rgba(251,253,252,.88);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header .container{
  display:flex; align-items:center; justify-content:space-between;
  height:76px;
}
.brand{
  display:flex; align-items:center; gap:10px;
  font-family:var(--font-display); font-weight:700; font-size:18px; color:var(--ink);
}
.brand .mark{
  width:36px; height:36px; border-radius:10px;
  background:var(--deep);
  display:flex; align-items:center; justify-content:center;
  color:var(--accent); font-family:var(--font-mono); font-weight:600; font-size:15px;
}
.brand small{
  display:block; font-family:var(--font-body); font-weight:500; font-size:11.5px;
  color:var(--ink-faint); letter-spacing:.02em;
}

.nav-links{ display:flex; align-items:center; gap:6px; }
.nav-links a{
  padding:9px 14px; border-radius:100px; font-size:14.5px; font-weight:500; color:var(--ink-soft);
}
.nav-links a:hover{ color:var(--ink); background:var(--surface-alt); }
.nav-links a.active{ color:var(--deep); background:var(--surface-alt); }

.header-actions{ display:flex; align-items:center; gap:10px; }
.header-actions .tel{
  display:flex; align-items:center; gap:7px;
  font-family:var(--font-mono); font-size:14px; font-weight:500; color:var(--ink);
}
.header-actions .tel svg{ width:16px; height:16px; color:var(--accent); }

.nav-toggle{
  display:none;
  width:40px; height:40px; border-radius:10px; border:1px solid var(--line-strong);
  background:transparent; align-items:center; justify-content:center;
}
.nav-toggle svg{ width:20px; height:20px; }

/* ---------- hero ---------- */
.hero{
  position:relative;
  background:
    radial-gradient(120% 90% at 82% -10%, rgba(25,185,197,.20), transparent 55%),
    radial-gradient(90% 70% at 8% 110%, rgba(25,185,197,.14), transparent 60%),
    linear-gradient(180deg,#0E3232 0%, #123A3A 55%, #0C2B2A 100%);
  overflow:hidden;
  padding:76px 0 96px;
}
.hero::after{
  content:"";
  position:absolute; inset:0; pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='900' height='500' viewBox='0 0 900 500'%3E%3Cpath d='M-20 480 C 160 420, 220 300, 180 220 S 60 60, 260 -10' stroke='%2319B9C5' stroke-width='2' fill='none' opacity='.35'/%3E%3Cpath d='M-20 520 C 220 470, 300 360, 260 260 S 140 90, 340 10' stroke='%2319B9C5' stroke-width='1' fill='none' opacity='.18'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:left top;
  background-size:60% auto;
}
.hero .container{
  position:relative;
  display:grid;
  grid-template-columns:1.05fr .8fr;
  gap:56px;
  align-items:center;
}
.hero-copy .eyebrow{ color:var(--gold); }
.hero-copy .eyebrow::before{ background:var(--gold); }
.hero-copy h1{
  font-size:clamp(34px,4.8vw,54px);
  font-weight:700;
  color:var(--on-deep);
  margin-top:18px;
}
.hero-copy h1 .ring{
  display:inline-block;
  width:10px; height:10px;
  margin-left:6px; margin-bottom:2px;
  border:2px solid var(--gold);
  border-radius:50%;
  vertical-align:middle;
}
.hero-copy .dash{
  display:block;
  width:36px; height:2px;
  background:var(--gold);
  margin:22px 0 16px;
}
.hero-copy .lede{
  font-size:18px;
  color:var(--on-deep-soft);
  max-width:46ch;
}
.hero-actions{ display:flex; flex-wrap:wrap; gap:12px; margin-top:32px; }

.service-chips{ display:flex; flex-wrap:wrap; gap:26px; margin-top:32px; }
.service-chips a{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-body); font-size:14px; font-weight:500; color:var(--on-deep-soft);
  border-bottom:1px solid var(--line-deep); padding-bottom:6px;
}
.service-chips a svg{ width:16px; height:16px; color:var(--gold); flex:none; }
.service-chips a:hover{ color:var(--on-deep); border-color:var(--gold); }

.hero-portrait{
  position:relative;
  aspect-ratio:4/5;
  border-radius:28px;
  background:
    radial-gradient(65% 55% at 50% 38%, rgba(230,247,244,.16), transparent 70%),
    radial-gradient(120% 90% at 30% 10%, rgba(247,250,248,.08), transparent 60%),
    linear-gradient(160deg,#173F3D,#0A2323);
  display:flex; align-items:center; justify-content:center;
  overflow:hidden;
}
.hero-portrait img{
  width:100%; height:100%;
  object-fit:contain; object-position:center bottom;
  display:block;
  padding:20px 20px 0;
  box-sizing:border-box;
}
.hero-portrait .placeholder{
  text-align:center; color:var(--on-deep-soft);
  padding:24px;
}
.hero-portrait .placeholder svg{ width:56px; height:56px; color:var(--accent); margin:0 auto 14px; }
.hero-portrait .placeholder b{ display:block; color:var(--on-deep); font-family:var(--font-display); font-size:15px; margin-bottom:6px; }
.hero-portrait .placeholder span{ font-size:12.5px; line-height:1.6; }
.hero-portrait .tag{
  position:absolute; left:16px; bottom:16px;
  font-family:var(--font-mono); font-size:11px; letter-spacing:.08em; text-transform:uppercase;
  color:var(--on-deep-soft); background:rgba(10,35,35,.55); border:1px solid var(--line-deep);
  padding:5px 10px; border-radius:100px;
}

.trust-bar{
  border-top:1px solid var(--line-deep);
  margin-top:48px; padding-top:28px;
  display:flex; flex-wrap:wrap; gap:28px 32px;
}
.trust-bar .stat{ display:flex; align-items:center; gap:12px; }
.trust-bar .stat-icon{
  flex:none;
  width:38px; height:38px; border-radius:10px;
  border:1px solid rgba(201,162,76,.35);
  display:flex; align-items:center; justify-content:center;
}
.trust-bar .stat-icon svg{ width:18px; height:18px; color:var(--gold); }
.trust-bar div b{
  display:block; font-family:var(--font-mono); font-size:15px; font-weight:500; color:var(--on-deep);
  white-space:nowrap;
}
.trust-bar div span{ font-size:12.5px; color:var(--on-deep-soft); }

/* ---------- cards ---------- */
.grid{ display:grid; gap:22px; }
.grid-3{ grid-template-columns:repeat(3,1fr); }
.grid-2{ grid-template-columns:repeat(2,1fr); }

.card{
  background:var(--surface-card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:30px 28px;
  box-shadow:var(--shadow-card);
}
.card .icon{
  width:42px; height:42px; border-radius:11px;
  background:var(--surface-alt);
  display:flex; align-items:center; justify-content:center;
  margin-bottom:18px;
}
.card .icon svg{ width:22px; height:22px; color:var(--deep); }
.card h3{ font-size:18.5px; margin-bottom:10px; }
.card p{ color:var(--ink-soft); font-size:14.5px; }
.card a.more{
  display:inline-flex; align-items:center; gap:6px;
  margin-top:16px; font-size:13.5px; font-weight:600; color:var(--deep);
}
.card a.more svg{ width:14px; height:14px; transition:transform .15s; }
.card a.more:hover svg{ transform:translateX(3px); }

/* ---------- band (alt background) ---------- */
.band{ background:var(--surface-alt); }
.band-deep{ background:var(--deep); color:var(--on-deep); }

/* ---------- testimonial ---------- */
.quote-block{
  max-width:760px;
  font-family:var(--font-display);
  font-size:clamp(22px,2.6vw,30px);
  font-weight:500;
  color:var(--on-deep);
  line-height:1.5;
}
.quote-block cite{
  display:block; margin-top:22px;
  font-family:var(--font-body); font-style:normal; font-size:14.5px; color:var(--on-deep-soft);
}

/* ---------- demo-data badge ---------- */
.demo-flag{
  display:inline-flex; align-items:center; gap:7px;
  font-family:var(--font-mono); font-size:11.5px; letter-spacing:.04em;
  color:#8A6A2F; background:#FBF0DA; border:1px solid #EAD3A0;
  padding:5px 11px; border-radius:100px; margin-bottom:18px;
}
.demo-flag svg{ width:13px; height:13px; flex:none; }
.on-deep .demo-flag{ color:#F3D48A; background:rgba(243,212,138,.12); border-color:rgba(243,212,138,.3); }

/* ---------- footer ---------- */
.site-footer{ background:var(--deep-2); color:var(--on-deep-soft); padding:64px 0 28px; }
.footer-grid{
  display:grid; grid-template-columns:1.3fr 1fr 1fr 1fr; gap:40px;
  padding-bottom:40px; border-bottom:1px solid var(--line-deep);
}
.footer-grid h4{ color:var(--on-deep); font-size:14px; margin-bottom:16px; }
.footer-grid li{ margin-bottom:10px; font-size:14px; }
.footer-grid li a:hover{ color:var(--on-deep); }
.footer-bottom{
  display:flex; flex-direction:column; align-items:flex-start; gap:8px;
  padding-top:24px; font-size:12.5px;
}
.footer-bottom .legal{ color:var(--on-deep-soft); }

/* ---------- mobile sticky contact bar ---------- */
.mobile-bar{
  display:none;
  position:fixed; left:0; right:0; bottom:0; z-index:50;
  background:rgba(10,35,35,.92);
  backdrop-filter:blur(10px);
  border-top:1px solid var(--line-deep);
  padding:10px 14px calc(10px + env(safe-area-inset-bottom));
  gap:10px;
}
.mobile-bar .btn{ flex:1; padding:12px 14px; font-size:14px; }

/* ---------- responsive ---------- */
@media (max-width:900px){
  .nav-links, .header-actions .tel{ display:none; }
  .nav-toggle{ display:flex; }
  .hero .container{ grid-template-columns:1fr; }
  .hero-portrait{ max-width:320px; aspect-ratio:4/3; }
  .grid-3{ grid-template-columns:1fr 1fr; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
  .mobile-bar{ display:flex; }
  body{ padding-bottom:76px; }
}
@media (max-width:620px){
  .section{ padding:64px 0; }
  .grid-3, .grid-2{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; gap:28px; }
  .trust-bar{ gap:24px; }
}

/* ---------- mobile nav drawer ---------- */
.nav-drawer{
  position:fixed; inset:0; z-index:60;
  background:var(--deep);
  display:flex; flex-direction:column;
  padding:24px;
  transform:translateY(-100%);
  transition:transform .25s ease;
}
.nav-drawer.open{ transform:translateY(0); }
.nav-drawer-top{ display:flex; justify-content:space-between; align-items:center; }
.nav-drawer-close{
  width:40px; height:40px; border-radius:10px; border:1px solid var(--line-deep);
  background:transparent; display:flex; align-items:center; justify-content:center;
}
.nav-drawer-close svg{ width:20px; height:20px; color:var(--on-deep); }
.nav-drawer nav{ margin-top:40px; display:flex; flex-direction:column; gap:6px; }
.nav-drawer nav a{
  font-family:var(--font-display); font-size:24px; font-weight:600; color:var(--on-deep);
  padding:14px 4px; border-bottom:1px solid var(--line-deep);
}
.nav-drawer .drawer-contact{ margin-top:auto; display:flex; flex-direction:column; gap:12px; }

/* ---------- page hero (non-home) ---------- */
.page-hero{
  background:linear-gradient(180deg,#0E3232 0%, #123A3A 100%);
  padding:56px 0 64px;
}
.page-hero h1{ color:var(--on-deep); font-size:clamp(28px,4vw,42px); margin-top:14px; }
.page-hero p{ color:var(--on-deep-soft); margin-top:14px; max-width:56ch; font-size:16.5px; }

/* ---------- about page ---------- */
.timeline{ display:flex; flex-direction:column; }
.timeline-item{
  display:grid; grid-template-columns:100px 1fr; gap:24px;
  padding:24px 0; border-top:1px solid var(--line);
}
.timeline-item:last-child{ border-bottom:1px solid var(--line); }
.timeline-item .yr{ font-family:var(--font-mono); color:var(--deep); font-weight:600; font-variant-numeric:tabular-nums; }
.timeline-item h4{ font-size:16.5px; margin-bottom:6px; }
.timeline-item p{ color:var(--ink-soft); font-size:14.5px; }

.value-list{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.value-list li{
  background:var(--surface-card); border:1px solid var(--line); border-radius:var(--radius);
  padding:26px;
}
.value-list li .num{ font-family:var(--font-mono); color:var(--accent); font-size:13px; }
.value-list li h4{ margin:10px 0 8px; font-size:16.5px; }
.value-list li p{ color:var(--ink-soft); font-size:14px; }

/* ---------- portfolio page ---------- */
.filter-row{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:32px; }
.filter-row button{
  border:1px solid var(--line-strong); background:transparent; color:var(--ink-soft);
  padding:8px 16px; border-radius:100px; font-size:13.5px; font-weight:500; cursor:pointer;
}
.filter-row button.active{ background:var(--deep); color:var(--on-deep); border-color:var(--deep); }

.deal-card{
  background:var(--surface-card); border:1px solid var(--line); border-radius:var(--radius);
  overflow:hidden; box-shadow:var(--shadow-card);
}
.deal-thumb{
  aspect-ratio:16/10;
  background:linear-gradient(160deg,#1B4644,#0A2323);
  display:flex; align-items:center; justify-content:center; color:var(--on-deep-soft);
  position:relative;
}
.deal-thumb svg{ width:34px; height:34px; color:var(--accent); }
.deal-thumb .badge{
  position:absolute; top:12px; left:12px;
  font-family:var(--font-mono); font-size:11px; letter-spacing:.05em;
  background:var(--accent); color:var(--accent-ink); padding:4px 10px; border-radius:100px;
}
.deal-body{ padding:22px 22px 24px; }
.deal-body h3{ font-size:17px; margin-bottom:6px; }
.deal-meta{ display:flex; gap:14px; margin-top:14px; font-family:var(--font-mono); font-size:12.5px; color:var(--ink-faint); }

.testi-card{
  background:var(--surface-card); border:1px solid var(--line); border-radius:var(--radius);
  padding:28px;
}
.testi-card p{ font-size:15px; color:var(--ink); }
.testi-card cite{ display:block; margin-top:16px; font-style:normal; font-size:13px; color:var(--ink-faint); }

/* ---------- tools page ---------- */
.tool-card{
  background:var(--surface-card); border:1px solid var(--line); border-radius:var(--radius);
  padding:32px; display:flex; flex-direction:column; gap:16px;
}
.tool-card .icon{ width:48px; height:48px; border-radius:12px; background:var(--surface-alt); display:flex; align-items:center; justify-content:center; }
.tool-card .icon svg{ width:24px; height:24px; color:var(--deep); }
.tool-card h3{ font-size:19px; }
.tool-card p{ color:var(--ink-soft); font-size:14.5px; flex:1; }
.tool-card .btn{ align-self:flex-start; }
.tool-card .btn svg{ width:16px; height:16px; }

.faq-item{ border-top:1px solid var(--line); padding:20px 0; }
.faq-item:last-child{ border-bottom:1px solid var(--line); }
.faq-item h4{ font-size:15.5px; margin-bottom:8px; }
.faq-item p{ font-size:14.5px; color:var(--ink-soft); }

/* ---------- contact page ---------- */
.contact-grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:48px; }
.contact-methods{ display:flex; flex-direction:column; gap:16px; }
.contact-method{
  display:flex; gap:16px; align-items:flex-start;
  background:var(--surface-card); border:1px solid var(--line); border-radius:var(--radius);
  padding:22px;
}
.contact-method .icon{ width:42px; height:42px; border-radius:11px; background:var(--surface-alt); display:flex; align-items:center; justify-content:center; flex:none; }
.contact-method .icon svg{ width:20px; height:20px; color:var(--deep); }
.contact-method h4{ font-size:15.5px; margin-bottom:4px; }
.contact-method p{ font-size:14px; color:var(--ink-soft); }
.contact-method a.value{ font-family:var(--font-mono); font-size:15px; color:var(--deep); margin-top:6px; display:inline-block; }

.form-card{
  background:var(--surface-card); border:1px solid var(--line); border-radius:var(--radius);
  padding:32px; box-shadow:var(--shadow-card);
}
.field{ display:flex; flex-direction:column; gap:8px; margin-bottom:20px; }
.field label{ font-size:13.5px; font-weight:600; color:var(--ink); }
.field .hint{ font-size:12.5px; color:var(--ink-faint); font-weight:400; }
.field input, .field select, .field textarea{
  font-family:var(--font-body); font-size:15px; color:var(--ink);
  border:1px solid var(--line-strong); border-radius:var(--radius-sm);
  padding:12px 14px; background:var(--surface); outline:none;
}
.field input:focus, .field select:focus, .field textarea:focus{
  border-color:var(--accent); box-shadow:0 0 0 3px rgba(25,185,197,.18);
}
.field textarea{ resize:vertical; min-height:110px; }
.radio-row{ display:flex; gap:10px; flex-wrap:wrap; }
.radio-row label{
  display:flex; align-items:center; gap:7px; font-size:13.5px; font-weight:500; color:var(--ink-soft);
  border:1px solid var(--line-strong); border-radius:100px; padding:9px 14px; cursor:pointer;
}
.radio-row input{ accent-color:var(--deep); }
.form-note{ font-size:12.5px; color:var(--ink-faint); margin-top:14px; }
.form-success{
  display:none; text-align:center; padding:40px 20px;
}
.form-success.show{ display:block; }
.form-success svg{ width:44px; height:44px; color:var(--accent); margin:0 auto 16px; }
.form-success h3{ font-size:19px; margin-bottom:8px; }
.form-success p{ color:var(--ink-soft); font-size:14.5px; }

@media (max-width:900px){
  .contact-grid{ grid-template-columns:1fr; }
  .value-list{ grid-template-columns:1fr; }
  .timeline-item{ grid-template-columns:70px 1fr; }
}