/* ============================================================
   TharaniSEO — Global Design System
   Used by every page of the site.
   Palette concept: the colors of a Google search results page —
   link blue, URL green, review-star gold, SERP ink.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,600;9..144,700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@500;600&display=swap');

:root {
  /* Color tokens */
  --ink:        #171A1F;   /* SERP text black        */
  --body:       #4B5563;   /* muted body text        */
  --paper:      #FFFFFF;
  --paper-dim:  #F6F8FA;
  --link:       #1A57D8;   /* SERP link blue = brand */
  --link-deep:  #0F3EA8;
  --rank:       #0B8043;   /* SERP URL green         */
  --rank-soft:  #E6F4EC;
  --gold:       #F9AB00;   /* review-star gold       */
  --line:       #E3E8EF;
  --ink-invert: #EDF1F7;

  /* Type */
  --font-display: 'Fraunces', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, monospace;

  /* Layout */
  --wrap: 1140px;
  --radius: 14px;
  --shadow-lg: 0 24px 48px -20px rgba(23, 26, 31, .22);
  --shadow-md: 0 12px 28px -14px rgba(23, 26, 31, .16);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--link); }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

h1, h2, h3, .display { font-family: var(--font-display); letter-spacing: -0.015em; line-height: 1.15; }
.mono { font-family: var(--font-mono); }

:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; border-radius: 4px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; text-decoration: none; font-weight: 600;
  font-size: 16px; padding: 14px 30px; border-radius: 10px;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn-primary { background: var(--link); color: #fff; box-shadow: 0 8px 20px -8px rgba(26, 87, 216, .55); }
.btn-primary:hover { background: var(--link-deep); transform: translateY(-2px); }
.btn-ghost { color: var(--ink); border: 1.5px solid var(--line); background: #fff; }
.btn-ghost:hover { border-color: var(--link); color: var(--link); }
.btn-gold { background: var(--gold); color: var(--ink); }
.btn-gold:hover { background: #e09a00; transform: translateY(-2px); }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.9); backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, box-shadow .2s;
}
.nav.scrolled { border-color: var(--line); box-shadow: 0 4px 20px -12px rgba(23,26,31,.15); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo {
  font-family: var(--font-display); font-weight: 700; font-size: 22px;
  color: var(--ink); text-decoration: none;
}
.logo em { font-style: normal; color: var(--link); }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a {
  color: var(--body); text-decoration: none; font-size: 15px; font-weight: 500;
  position: relative;
}
.nav-links a:not(.btn)::after {
  content: ""; position: absolute; left: 0; bottom: -6px; height: 2px; width: 0;
  background: var(--link); transition: width .2s ease;
}
.nav-links a:not(.btn):hover::after, .nav-links a.active:not(.btn)::after { width: 100%; }
.nav-links a.active { color: var(--ink); }
.nav-links .btn { padding: 10px 20px; font-size: 14.5px; }
.nav-burger {
  display: none; background: none; border: 1px solid var(--line);
  border-radius: 8px; padding: 8px 13px; font-size: 18px; cursor: pointer; color: var(--ink);
}

/* ---------- Hero ---------- */
.hero {
  position: relative; padding: 84px 0 96px; overflow: hidden;
  /* graph-paper grid + soft brand color washes */
  background:
    radial-gradient(560px 420px at 88% 18%, rgba(26,87,216,.07), transparent 70%),
    radial-gradient(480px 380px at 70% 90%, rgba(11,128,67,.08), transparent 70%),
    linear-gradient(to bottom, rgba(255,255,255,0) 60%, #fff),
    linear-gradient(var(--paper-dim) 1px, transparent 1px),
    linear-gradient(90deg, var(--paper-dim) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 100% 100%, 44px 44px, 44px 44px;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: center; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 12.5px; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--rank); background: var(--rank-soft);
  padding: 7px 16px; border-radius: 999px; margin-bottom: 22px;
}
.eyebrow::before { content: "●"; font-size: 8px; animation: pulse 2s infinite; }
@keyframes pulse { 50% { opacity: .35; } }

.hero h1 { font-size: clamp(34px, 4.6vw, 54px); font-weight: 700; margin-bottom: 22px; }
.hero h1 .hl { color: var(--link); }
.hero h1 .underline {
  background-image: linear-gradient(120deg, rgba(249,171,0,.45), rgba(249,171,0,.45));
  background-repeat: no-repeat; background-size: 100% 32%; background-position: 0 92%;
}
.lead { font-size: 17.5px; color: var(--body); max-width: 540px; margin-bottom: 30px; }
.lead strong { color: var(--ink); }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 34px; }

.hero-proof { display: flex; gap: 26px; flex-wrap: wrap; }
.proof-item { font-size: 13.5px; color: var(--body); }
.proof-item b { font-family: var(--font-mono); color: var(--ink); font-size: 17px; display: block; }

/* ---------- Signature: hero portrait composition ---------- */
.hero-portrait {
  position: relative; max-width: 450px; margin: 0 auto; padding-top: 62px;
}
.portrait-name {
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(64px, 8.5vw, 108px); letter-spacing: .02em;
  color: transparent; -webkit-text-stroke: 1.5px var(--link);
  opacity: .28; white-space: nowrap; user-select: none; z-index: 0;
}
/* tilted backdrop panel behind the arch */
.hero-portrait::before {
  content: ""; position: absolute; z-index: 0;
  inset: 78px -14px 14px 14px; transform: rotate(-3.5deg);
  background: linear-gradient(160deg, var(--rank-soft), rgba(26,87,216,.10));
  border-radius: 210px 210px 20px 20px;
}
.portrait-img {
  position: relative; z-index: 1; width: 100%;
  aspect-ratio: 4 / 4.6; object-fit: cover; object-position: 62% 24%;
  border-radius: 210px 210px 18px 18px;
  border: 7px solid #fff;
  box-shadow: var(--shadow-lg);
}
.float-card {
  position: absolute; z-index: 2; background: #fff;
  border: 1px solid var(--line); border-radius: 12px;
  box-shadow: var(--shadow-md); padding: 12px 14px;
  animation: floaty 5s ease-in-out infinite;
}
.float-rank { left: -56px; bottom: 96px; width: 200px; }
.float-rank-label { font-size: 12px; color: var(--body); margin-top: 8px; }
.float-rank-label .mono { color: var(--rank); font-weight: 600; }
.float-serp { right: -44px; bottom: -22px; display: flex; gap: 12px; align-items: center; max-width: 300px; animation-delay: 1.2s; }
.float-badge { right: -30px; top: 26px; display: flex; gap: 10px; align-items: center; font-size: 13px; color: var(--body); animation-delay: 2.4s; }
.float-badge b { color: var(--ink); }
.float-kw {
  left: -34px; top: 120px; font-size: 13px; color: var(--body);
  border-left: 3px solid var(--gold); animation-delay: 3.4s;
}
.float-kw b { color: var(--ink); font-size: 15px; margin-right: 4px; }
.stars { color: var(--gold); letter-spacing: 2px; font-size: 15px; }
@keyframes floaty { 50% { transform: translateY(-8px); } }

.rank-chip {
  font-family: var(--font-mono); font-size: 12px; font-weight: 600;
  color: var(--rank); background: var(--rank-soft); padding: 4px 10px; border-radius: 999px;
}

/* ---------- Services marquee ---------- */
.marquee {
  background: var(--ink); overflow: hidden; padding: 15px 0;
  border-top: 1px solid #1F2733;
}
.marquee-track {
  display: flex; width: max-content;
  animation: marquee 26s linear infinite;
}
.marquee-track span {
  font-family: var(--font-mono); font-size: 13.5px; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase; color: var(--ink-invert);
  white-space: nowrap; padding-right: 12px;
}
.marquee-track i { color: var(--gold); font-style: normal; padding: 0 12px; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Keyword case tables ---------- */
.kw-cases .card { padding: 22px 22px 16px; }
.kw-case-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.kw-flag { font-family: var(--font-mono); font-size: 12px; font-weight: 600; color: var(--link); }
.kw-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.kw-table th {
  text-align: left; font-family: var(--font-mono); font-size: 11px; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase; color: var(--body);
  border-bottom: 1px solid var(--line); padding: 6px 4px;
}
.kw-table td { padding: 9px 4px; border-bottom: 1px solid var(--paper-dim); color: var(--ink); }
.kw-table td:last-child {
  font-family: var(--font-mono); font-weight: 600; color: var(--rank); text-align: right;
}
.kw-table tr:last-child td { border-bottom: none; }
.rank-chart { width: 100%; height: auto; display: block; }
.rank-chart .grid-line { stroke: var(--line); stroke-width: 1; }
.rank-chart .axis-label { font-family: var(--font-mono); font-size: 10px; fill: #98A2B3; }
.rank-chart .rank-line {
  fill: none; stroke: var(--link); stroke-width: 3; stroke-linecap: round;
  stroke-dasharray: 620; stroke-dashoffset: 620;
}
.rank-chart .rank-line.drawn { animation: draw 2.2s ease-out forwards .4s; }
@keyframes draw { to { stroke-dashoffset: 0; } }
.rank-chart .rank-dot { fill: var(--rank); opacity: 0; }
.rank-chart .rank-dot.drawn { animation: pop .4s ease-out forwards 2.5s; }
@keyframes pop { from { opacity: 0; r: 0; } to { opacity: 1; r: 6; } }

/* SERP result pinned at position #1 */
.serp-pos {
  font-family: var(--font-mono); font-weight: 600; font-size: 14px;
  background: var(--ink); color: var(--gold); border-radius: 8px;
  min-width: 38px; height: 38px; display: grid; place-items: center;
}
.serp-url { font-size: 12.5px; color: var(--rank); }
.serp-title { color: var(--link); font-size: 16px; font-weight: 600; line-height: 1.3; }
.serp-desc { font-size: 13px; color: var(--body); }
.serp-kw { font-family: var(--font-mono); font-size: 12px; color: var(--body); margin-top: 6px; }
.serp-kw b { color: var(--ink); }
#kw-ticker { border-right: 2px solid var(--gold); padding-right: 3px; }

/* ---------- Stats band ---------- */
.stats { background: var(--ink); color: var(--ink-invert); padding: 52px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; text-align: center; }
.stat-value { font-family: var(--font-mono); font-weight: 600; font-size: 40px; color: var(--gold); }
.stat-label { font-size: 14px; color: #A9B2BE; margin-top: 6px; }

/* ---------- Sections ---------- */
.section { padding: 96px 0; }
.section-dim { background: var(--paper-dim); }
.kicker {
  font-family: var(--font-mono); color: var(--link); font-size: 12.5px;
  font-weight: 600; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 14px;
}
.h2 { font-size: clamp(28px, 3.4vw, 40px); font-weight: 700; margin-bottom: 18px; }
.sub { color: var(--body); font-size: 17px; max-width: 660px; }
.center { text-align: center; }
.center .sub { margin: 0 auto; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 64px; align-items: center; }
.about p { color: var(--body); margin-bottom: 16px; }
.about strong { color: var(--ink); }
.checklist { list-style: none; margin-top: 10px; }
.checklist li { padding-left: 30px; position: relative; margin-bottom: 11px; font-weight: 500; }
.checklist li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  color: var(--rank); font-weight: 700;
}
.photo-frame { position: relative; max-width: 420px; margin: 0 auto; }
.photo-frame img { border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.photo-frame::after {
  content: ""; position: absolute; inset: 18px -18px -18px 18px;
  border: 2px solid var(--line); border-radius: var(--radius); z-index: -1;
}
.photo-badge {
  position: absolute; bottom: -18px; left: -18px; background: #fff;
  border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow-md);
  padding: 12px 18px; font-size: 13px; color: var(--body);
}
.photo-badge b { font-family: var(--font-mono); color: var(--rank); display: block; font-size: 16px; }

/* ---------- Cards ---------- */
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 52px; text-align: left; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 26px; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--link); }
.card-num {
  font-family: var(--font-mono); font-size: 12px; color: var(--rank);
  background: var(--rank-soft); display: inline-block; padding: 4px 10px;
  border-radius: 6px; margin-bottom: 16px;
}
.card h3 { font-size: 19px; margin-bottom: 10px; }
.card p { color: var(--body); font-size: 14.5px; }
.card a { font-size: 14px; font-weight: 600; text-decoration: none; display: inline-block; margin-top: 14px; }
.card a:hover { text-decoration: underline; }

/* ---------- Pillars ---------- */
.pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 52px; text-align: left; }
.pillar {
  background: #fff; border: 1px solid var(--line); border-top: 3px solid var(--link);
  border-radius: 0 0 12px 12px; padding: 24px 22px;
}
.pillar h3 { font-size: 17px; margin-bottom: 8px; }
.pillar p { font-size: 14px; color: var(--body); }

/* ---------- Industries ---------- */
.industries { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; margin-top: 52px; text-align: left; }
.ind {
  background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 24px 20px;
  transition: border-color .15s;
}
.ind:hover { border-color: var(--rank); }
.ind h3 { font-size: 16px; color: var(--rank); margin-bottom: 8px; }
.ind p { font-size: 13.5px; color: var(--body); }

/* ---------- FAQ ---------- */
.faq { max-width: 780px; margin: 52px auto 0; text-align: left; }
.faq-item { border: 1px solid var(--line); border-radius: 12px; margin-bottom: 12px; background: #fff; overflow: hidden; }
.faq-item.open { border-color: var(--link); }
.faq-q {
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  padding: 20px 24px; font-size: 16.5px; font-weight: 600; color: var(--ink);
  font-family: var(--font-body); display: flex; justify-content: space-between; gap: 16px; align-items: center;
}
.faq-q span { font-family: var(--font-mono); color: var(--link); font-size: 20px; flex-shrink: 0; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a p { padding: 0 24px 20px; color: var(--body); font-size: 15px; }

/* ---------- Final CTA ---------- */
.cta {
  background: var(--ink); color: #fff; text-align: center;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 44px 44px;
}
.cta .h2 { color: #fff; }
.cta p { color: #A9B2BE; max-width: 560px; margin: 0 auto 32px; }

/* ---------- Footer ---------- */
.footer { background: #0E1116; color: #98A2B3; padding: 64px 0 30px; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 44px; }
.footer h4 { color: #fff; font-family: var(--font-body); font-size: 15px; margin-bottom: 16px; }
.footer a { color: #98A2B3; text-decoration: none; display: block; margin-bottom: 9px; }
.footer a:hover { color: var(--gold); }
.footer-bottom { border-top: 1px solid #1F2733; padding-top: 22px; text-align: center; font-size: 13px; }

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid, .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .cards-3 { grid-template-columns: 1fr 1fr; }
  .pillars, .industries { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .nav-burger { display: block; }
  .nav-links {
    display: none; position: absolute; top: 72px; left: 0; right: 0;
    background: #fff; flex-direction: column; align-items: flex-start;
    padding: 22px 24px; gap: 18px; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
  }
  .nav-links.open { display: flex; }
}
@media (max-width: 980px) and (min-width: 601px) {
  .hero-portrait { max-width: 420px; }
  .float-rank { left: -20px; }
  .float-serp { right: -12px; }
  .float-badge { right: -8px; }
}
@media (max-width: 600px) {
  .cards-3, .pillars, .industries { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .hero { padding: 56px 0 76px; }
  .photo-badge { left: 0; }
  .hero-portrait { padding-top: 34px; }
  .float-rank { display: none; }
  .float-kw { display: none; }
  .float-serp { right: 6px; left: 6px; bottom: -26px; max-width: none; }
  .float-badge { right: 6px; top: 16px; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .rank-chart .rank-line { stroke-dashoffset: 0; animation: none; }
  .rank-chart .rank-dot { opacity: 1; animation: none; }
  .card, .btn { transition: none; }
  .eyebrow::before { animation: none; }
  .marquee-track { animation: none; }
  .float-card { animation: none; }
}