/* =========================================================
   Thahlan Consulting — design tokens
   ========================================================= */
:root{
  --bg:            #0a0908;
  --bg-panel:      #131110;
  --bg-panel-2:    #17140f;
  --line:          rgba(223,174,61,0.22);
  --line-soft:     rgba(223,174,61,0.10);
  --gold:          #dfae3d;
  --gold-bright:   #f2c565;
  --gold-dim:      #8a6d2c;
  --white:         #ffffff;
  --ink:           #cfc9bd;      /* body copy, softer than pure white */
  --ink-dim:       #9a9284;

  --font-display: "Fraunces", Georgia, serif;
  --font-body:    "Inter", -apple-system, Segoe UI, sans-serif;
  --font-mono:    "IBM Plex Mono", ui-monospace, monospace;

  --container: 1160px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }

.wrap{
  max-width:var(--container);
  margin:0 auto;
  padding:0 28px;
}

h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--gold);
  margin:0 0 .5em;
  font-weight:700;
  letter-spacing:.005em;
}
h1{ font-weight:600; }
h2{ font-size:clamp(2rem, 3.1vw, 2.7rem); }
h3{ font-size:clamp(1.2rem, 1.6vw, 1.4rem); }
h4{ font-size:clamp(1.05rem, 1.3vw, 1.15rem); }

.eyebrow{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--gold-dim);
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:18px;
}
.eyebrow::before{
  content:"";
  width:22px; height:1px;
  background:var(--gold);
  display:inline-block;
}

section{ padding:104px 0; position:relative; }
.section-head{
  max-width:640px;
  margin:0 0 56px;
}
.section-head p{ color:var(--ink-dim); font-size:1.02rem; }

/* focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline:2px solid var(--gold);
  outline-offset:3px;
}

/* Scroll-reveal (toggled via IntersectionObserver in script.js) */
.reveal{
  opacity:0;
  transform:translateY(24px);
  transition:opacity .6s ease, transform .6s ease;
}
.reveal.in-view{
  opacity:1;
  transform:translateY(0);
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; }
  html{ scroll-behavior:auto; }
}

/* =========================================================
   Header
   ========================================================= */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(10,9,8,0.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-soft);
}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 28px;
  max-width:var(--container);
  margin:0 auto;
}
.brand{ display:flex; align-items:center; gap:10px; }
.brand img{ height:56px; width:auto; }
.nav-links{ display:flex; gap:34px; align-items:center; }
.nav-links a{
  font-family:var(--font-mono);
  font-size:.78rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--ink-dim);
  transition:color .2s;
}
.nav-links a:hover{ color:var(--gold); }
.nav-cta{
  border:1px solid var(--gold);
  padding:9px 18px !important;
  border-radius:8px;
  color:var(--gold) !important;
  transition:background .2s ease, color .2s ease, transform .2s ease;
}
.nav-cta:hover{ transform:translateY(-1px); }
.nav-cta:hover{ background:var(--gold); color:var(--bg) !important; }

.nav-toggle{
  display:none;
  flex-direction:column;
  justify-content:center;
  gap:5px;
  width:38px; height:38px;
  background:none;
  border:1px solid var(--line);
  border-radius:6px;
  cursor:pointer;
  padding:0;
}
.nav-toggle span{
  display:block;
  width:18px; height:2px;
  margin:0 auto;
  background:var(--gold);
  transition:transform .25s ease, opacity .25s ease;
}
.nav-toggle.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2){ opacity:0; }
.nav-toggle.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ticker */
.ticker{
  border-top:1px solid var(--line-soft);
  overflow:hidden;
  white-space:nowrap;
  background:var(--bg-panel);
}
.ticker-track{
  display:inline-flex;
  animation:scroll-ticker 32s linear infinite;
  padding:9px 0;
}
.ticker-track span{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.12em;
  color:var(--gold-dim);
  padding:0 24px;
  border-right:1px solid var(--line-soft);
}
@keyframes scroll-ticker{
  from{ transform:translateX(0); }
  to{ transform:translateX(-50%); }
}

/* =========================================================
   Hero
   ========================================================= */
.hero{
  padding:120px 0 100px;
  position:relative;
  overflow:hidden;
}
.hero::before{
  content:"";
  position:absolute; inset:0;
  background:
    radial-gradient(560px 320px at 82% 12%, rgba(223,174,61,0.12), transparent 70%);
  pointer-events:none;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:56px;
  align-items:center;
  position:relative;
}
.hero h1{
  font-size:clamp(2.3rem, 4.4vw, 3.4rem);
  line-height:1.12;
  color:var(--white);
}
.hero h1 em{ font-style:italic; color:var(--gold); }
.hero p.lead{
  font-size:1.08rem;
  color:var(--ink-dim);
  max-width:52ch;
  margin:0 0 34px;
}
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; }

.btn{
  font-family:var(--font-mono);
  font-size:.8rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  padding:14px 26px;
  border-radius:8px;
  display:inline-block;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease, background .2s ease, border-color .2s ease, color .2s ease, box-shadow .2s ease;
}
.btn-primary{ background:var(--gold); color:#181307; }
.btn-primary:hover{ background:var(--gold-bright); transform:translateY(-2px); box-shadow:0 10px 24px rgba(223,174,61,0.25); }
.btn-outline{ border-color:var(--line); color:var(--ink); }
.btn-outline:hover{ border-color:var(--gold); color:var(--gold); transform:translateY(-2px); }

.hero-chart{
  position:relative;
  border:1px solid var(--line);
  background:var(--bg-panel);
  padding:22px;
  border-radius:16px;
  transition:transform .3s ease, box-shadow .3s ease, opacity .6s ease;
}
.hero-chart:hover{ transform:translateY(-4px); box-shadow:0 18px 40px rgba(0,0,0,0.3); }
.hero-chart .cap{
  font-family:var(--font-mono);
  font-size:.68rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--ink-dim);
  display:flex; justify-content:space-between;
  margin-bottom:14px;
}
.hero-chart svg{ width:100%; height:auto; display:block; }

.membership-card h3{
  color:var(--white);
  font-size:1.3rem;
  margin-bottom:8px;
}
.membership-card p{
  color:var(--ink-dim);
  font-size:.92rem;
  margin:0 0 22px;
}
.membership-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-bottom:18px;
}
.membership-actions .btn{ flex:1; text-align:center; padding:12px 16px; }
.membership-social{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  padding-top:18px;
  border-top:1px solid var(--line-soft);
}
.social-btn{
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--ink-dim);
  border:1px solid var(--line);
  border-radius:8px;
  padding:9px 14px;
  transition:border-color .2s ease, color .2s ease;
}
.social-btn:hover{ border-color:var(--gold); color:var(--gold); }

/* =========================================================
   Portfolio Consulting — single boxed panel, 3 columns, no dividers
   ========================================================= */
.plans-panel{
  border:1px solid var(--line);
  background:linear-gradient(180deg, var(--bg-panel) 0%, var(--bg) 100%);
  border-radius:20px;
  padding:52px 44px;
}
.plans-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:32px;
}
.plan{
  background:rgba(223,174,61,0.03);
  border:1px solid var(--line-soft);
  border-radius:16px;
  padding:30px 26px;
  transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease, background .3s ease, opacity .6s ease;
}
.plan:hover{
  transform:translateY(-6px);
  border-color:var(--gold);
  background:rgba(223,174,61,0.06);
  box-shadow:0 18px 40px rgba(0,0,0,0.35);
}
.plan h3{
  font-size:1.15rem;
  color:var(--white);
  margin-bottom:2px;
}
.plan .fee{
  font-family:var(--font-mono);
  font-size:.82rem;
  color:var(--gold);
  margin-bottom:22px;
  display:block;
}
.plan .featured-tag{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:.65rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--bg);
  background:var(--gold);
  padding:3px 9px;
  border-radius:2px;
  margin-bottom:12px;
}
.plan ul li{
  position:relative;
  padding-left:20px;
  margin-bottom:11px;
  color:var(--ink-dim);
  font-size:.94rem;
}
.plan ul li::before{
  content:"—";
  position:absolute; left:0; top:0;
  color:var(--gold-dim);
}

/* =========================================================
   Research & Advisory — 3 cards
   ========================================================= */
.research-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
}
.research-card{
  border:1px solid var(--line-soft);
  border-radius:16px;
  padding:34px 30px;
  background:var(--bg-panel);
  transition:border-color .3s ease, transform .3s ease, box-shadow .3s ease, opacity .6s ease;
}
.research-card:hover{
  border-color:var(--gold);
  transform:translateY(-6px);
  box-shadow:0 18px 40px rgba(0,0,0,0.35);
}
.research-card .price{
  font-family:var(--font-mono);
  color:var(--gold);
  font-size:1.3rem;
  display:block;
  margin:8px 0 18px;
}
.research-card h3{ font-size:1.1rem; color:var(--white); margin-bottom:0; }
.research-card ul{ margin-top:18px; }
.research-card ul li{
  font-size:.9rem;
  color:var(--ink-dim);
  padding:7px 0;
  border-top:1px solid var(--line-soft);
}
.research-card ul li:first-child{ border-top:none; }

/* =========================================================
   Why section
   ========================================================= */
.why-grid{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:30px;
  max-width:820px;
  margin:0 auto;
}
.why-item{
  border:1px solid var(--line-soft);
  border-radius:16px;
  padding:28px 26px;
  background:var(--bg-panel);
  transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease, opacity .6s ease;
}
.why-item:hover{
  transform:translateY(-6px);
  border-color:var(--gold);
  box-shadow:0 18px 40px rgba(0,0,0,0.3);
}
.why-item:last-child{
  grid-column:1 / -1;
  max-width:calc(50% - 15px);
  margin:0 auto;
}
.why-item .num{
  font-family:var(--font-mono);
  color:var(--gold-dim);
  font-size:.75rem;
  display:block;
  margin-bottom:14px;
}
.why-item h4{
  font-size:1rem;
  color:var(--white);
  margin-bottom:8px;
}
.why-item p{ font-size:.88rem; color:var(--ink-dim); margin:0; }

/* =========================================================
   About
   ========================================================= */
.about{
  background:var(--bg-panel);
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
}
.about-grid{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:64px;
  align-items:center;
}
.about-mark{
  display:flex;
  align-items:center;
  justify-content:center;
}
.about-mark img{
  width:100%;
  max-width:340px;
  height:auto;
}
.about p{ color:var(--ink); font-size:1.04rem; }
.about-stats{
  display:flex;
  gap:40px;
  margin-top:32px;
  flex-wrap:wrap;
}
.about-stats div span{
  display:block;
  font-family:var(--font-mono);
  color:var(--gold);
  font-size:.78rem;
  letter-spacing:.06em;
  text-transform:uppercase;
}

/* =========================================================
   Contact
   ========================================================= */
.contact-grid{
  display:grid;
  grid-template-columns:.85fr 1.15fr;
  gap:60px;
}
.contact-info h2{ color:var(--gold); }
.contact-info p{ color:var(--ink-dim); }
.contact-detail{
  margin-top:30px;
  padding-top:20px;
  border-top:1px solid var(--line-soft);
}
.contact-detail dt{
  font-family:var(--font-mono);
  font-size:.68rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--gold-dim);
}
.contact-detail dd{
  margin:2px 0 18px;
  color:var(--white);
}

form.contact-form{
  border:1px solid var(--line);
  background:var(--bg-panel);
  padding:38px;
  border-radius:16px;
}
.form-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:20px;
}
.field{ margin-bottom:20px; }
.field label{
  display:block;
  font-family:var(--font-mono);
  font-size:.7rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--ink-dim);
  margin-bottom:8px;
}
.field input, .field textarea{
  width:100%;
  background:var(--bg);
  border:1px solid var(--line);
  color:var(--white);
  padding:12px 14px;
  font-family:var(--font-body);
  font-size:.95rem;
  border-radius:8px;
  transition:border-color .2s;
}
.field input:focus, .field textarea:focus{ border-color:var(--gold); }
.field textarea{ resize:vertical; min-height:120px; }
.form-note{
  font-size:.8rem;
  color:var(--ink-dim);
  margin-top:14px;
}
.form-status{
  margin-top:16px;
  font-family:var(--font-mono);
  font-size:.82rem;
  display:none;
}
.form-status.ok{ color:var(--gold); display:block; }
.form-status.err{ color:#e08a6a; display:block; }

/* =========================================================
   Footer
   ========================================================= */
.site-footer{
  padding:48px 0 30px;
  border-top:1px solid var(--line-soft);
}
.footer-grid{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  flex-wrap:wrap;
  gap:24px;
}
.footer-brand{ display:flex; align-items:center; gap:10px; }
.footer-brand img{ height:56px; width:auto; }
.footer-links{ display:flex; gap:26px; }
.footer-links a{
  font-family:var(--font-mono);
  font-size:.75rem;
  color:var(--ink-dim);
  letter-spacing:.05em;
}
.footer-links a:hover{ color:var(--gold); }
.disclaimer{
  margin-top:28px;
  padding-top:20px;
  border-top:1px solid var(--line-soft);
  font-size:.76rem;
  color:var(--ink-dim);
  line-height:1.7;
}
.copyright{
  margin-top:16px;
  font-family:var(--font-mono);
  font-size:.72rem;
  color:var(--gold-dim);
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width:960px){
  .hero-grid, .about-grid, .contact-grid{ grid-template-columns:1fr; }
  .about-grid{ text-align:center; }
  .about-mark{ margin:0 auto 12px; }
  .plans-grid{ grid-template-columns:1fr; gap:32px; }
  .research-grid{ grid-template-columns:1fr; }

  .nav-toggle{ display:flex; }
  .nav-links{
    position:absolute;
    top:100%; left:0; right:0;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    background:var(--bg-panel);
    border-bottom:1px solid var(--line-soft);
    max-height:0;
    overflow:hidden;
    transition:max-height .3s ease;
  }
  .nav-links.open{ max-height:340px; }
  .nav-links a{
    padding:16px 28px;
    border-top:1px solid var(--line-soft);
  }
  .nav-cta{
    display:inline-block;
    width:max-content;
    margin:14px 28px 20px;
  }
}
@media (max-width:640px){
  .why-grid{ grid-template-columns:1fr; max-width:420px; }
  .why-item:last-child{ max-width:100%; }
}
@media (max-width:640px){
  .footer-grid{
    flex-direction:column;
    align-items:center;
    text-align:center;
    gap:20px;
  }
  .footer-links{
    flex-wrap:wrap;
    justify-content:center;
    row-gap:12px;
    column-gap:20px;
  }
}
@media (max-width:560px){
  section{ padding:72px 0; }
  .form-row{ grid-template-columns:1fr; }
  .plans-panel{ padding:34px 22px; }
  .about-mark img{ max-width:220px; }
}