/* ============================================================
   Abid Hussain — SEO Expert Portfolio
   Design tokens
   ============================================================ */
:root{
  --ink:        #12151C;
  --ink-soft:   #1C1F26;
  --paper:      #F5F2EC;
  --paper-dim:  #EAE5D9;
  --line:       #D8D2C4;
  --line-dark:  #33384A;
  --growth:     #3F6B4F;
  --growth-lt:  #E4ECE5;
  --gold:       #C98A3E;
  --muted:      #6B6656;
  --muted-dark: #9AA0AE;

  --serif: 'Fraunces', Georgia, serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --max-w: 1140px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin: 0;
  background: var(--paper);
  color: var(--ink-soft);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }

.wrap{
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}

h1, h2, h3{
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.08;
  margin: 0;
  color: var(--ink);
}

h1{ font-size: clamp(40px, 6vw, 72px); letter-spacing: -0.01em; }
h2{ font-size: clamp(28px, 3.4vw, 40px); letter-spacing: -0.005em; }
h3{ font-size: 22px; }

p{ margin: 0 0 1em; max-width: 62ch; }
p.lede{ font-size: 20px; color: var(--muted); max-width: 46ch; }

/* ---------- Header / Nav ---------- */
.site-header{
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .wrap{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 22px;
  padding-bottom: 22px;
}
.logo{
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
}
.logo span{ color: var(--growth); }

nav.main-nav ul{
  list-style: none;
  display: flex;
  gap: 34px;
  margin: 0;
  padding: 0;
}
nav.main-nav a{
  font-size: 15px;
  color: var(--muted);
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
  transition: border-color .15s ease, color .15s ease;
}
nav.main-nav a:hover,
nav.main-nav a.active{
  color: var(--ink);
  border-bottom-color: var(--growth);
}
.nav-toggle{ display: none; }

/* ---------- Buttons ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 3px;
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary{
  background: var(--ink);
  color: var(--paper);
}
.btn-primary:hover{ background: var(--growth); }
.btn-outline{
  border-color: var(--ink);
  color: var(--ink);
}
.btn-outline:hover{ background: var(--ink); color: var(--paper); }

/* ---------- Hero (index) ---------- */
.hero{
  padding: 96px 0 72px;
}
.hero-grid{
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 56px;
  align-items: center;
}
.hero-copy .kicker{
  font-size: 15px;
  color: var(--growth);
  margin-bottom: 18px;
}
.hero-copy .cta-row{
  display: flex;
  gap: 16px;
  margin-top: 34px;
}

/* Search mock */
.search-mock{
  background: var(--ink);
  border-radius: 10px;
  padding: 26px;
  color: var(--paper);
  box-shadow: 0 22px 44px -18px rgba(18,21,28,.45);
}
.search-bar{
  background: var(--ink-soft);
  border: 1px solid var(--line-dark);
  border-radius: 6px;
  padding: 12px 16px;
  font-size: 15px;
  color: var(--muted-dark);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.search-bar .dot{
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--growth);
  flex-shrink: 0;
}
.type-line::after{
  content: '';
  display: inline-block;
  width: 1px; height: 14px;
  background: var(--muted-dark);
  margin-left: 2px;
  animation: blink 1s steps(1) infinite;
  vertical-align: middle;
}
@keyframes blink{ 50%{ opacity: 0; } }

.result{
  border-top: 1px solid var(--line-dark);
  padding-top: 16px;
}
.result .badge{
  display: inline-block;
  font-size: 11px;
  letter-spacing: .03em;
  color: var(--growth);
  background: rgba(63,107,79,.18);
  padding: 3px 8px;
  border-radius: 3px;
  margin-bottom: 10px;
}
.result .r-title{
  font-family: var(--serif);
  font-size: 19px;
  color: var(--paper);
  margin-bottom: 4px;
}
.result .r-url{ font-size: 13px; color: var(--muted-dark); margin-bottom: 8px; }
.result .r-desc{ font-size: 14px; color: var(--muted-dark); margin: 0; }

/* ---------- Stats strip ---------- */
.stats{
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 46px 0;
}
.stats-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat .num{
  font-family: var(--serif);
  font-size: 40px;
  color: var(--ink);
}
.stat .lbl{
  font-size: 14px;
  color: var(--muted);
  margin-top: 4px;
}

/* ---------- Sections generic ---------- */
section{ padding: 80px 0; }
.section-head{
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 44px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 22px;
}
.section-head .kicker{ color: var(--growth); font-size: 14px; margin-bottom: 10px; display:block; }

.dark{
  background: var(--ink);
  color: var(--paper);
}
.dark h1, .dark h2, .dark h3{ color: var(--paper); }
.dark .section-head{ border-color: var(--line-dark); }
.dark p{ color: var(--muted-dark); }

/* ---------- Process / numbered list (services) ---------- */
.process-item{
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 28px;
  padding: 32px 0;
  border-top: 1px solid var(--line);
}
.process-item:last-child{ border-bottom: 1px solid var(--line); }
.process-item .step-num{
  font-family: var(--serif);
  font-size: 34px;
  color: var(--line);
}
.process-item h3{ margin-bottom: 10px; }
.process-item .step-body{
  display: flex;
  justify-content: space-between;
  gap: 32px;
}
.process-item .step-body > div:first-child{ max-width: 52ch; }
.process-item .step-tag{
  white-space: nowrap;
  font-size: 13px;
  color: var(--growth);
  align-self: flex-start;
  margin-top: 6px;
}

/* ---------- Cards ---------- */
.grid-3{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.grid-2{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.card{
  border: 1px solid var(--line);
  padding: 30px;
  background: var(--paper);
}
.card h3{ margin-bottom: 10px; }
.card p{ margin-bottom: 0; font-size: 15px; }

/* ---------- Case study / work cards ---------- */
.case{
  border: 1px solid var(--line);
  padding: 34px;
  margin-bottom: 24px;
}
.case-top{
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 22px;
}
.case-top .industry{ font-size: 13px; color: var(--muted); }
.metric-row{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.metric .val{
  font-family: var(--serif);
  font-size: 30px;
  color: var(--growth);
}
.metric .lbl{ font-size: 13px; color: var(--muted); margin-top: 2px; }

/* bar mock for case study */
.bar-mock{
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 64px;
  margin-top: 18px;
}
.bar-mock i{
  flex: 1;
  background: var(--growth-lt);
  border-top: 3px solid var(--growth);
  display: block;
}

/* ---------- Timeline (about) ---------- */
.timeline-item{
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 28px;
  padding: 26px 0;
  border-top: 1px solid var(--line);
}
.timeline-item:last-child{ border-bottom: 1px solid var(--line); }
.timeline-item .yr{ font-family: var(--serif); color: var(--muted); font-size: 16px; }

/* ---------- Contact ---------- */
.contact-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
}
.field{ margin-bottom: 20px; }
.field label{
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 8px;
}
.field input, .field textarea{
  width: 100%;
  border: 1px solid var(--line);
  background: transparent;
  padding: 13px 14px;
  font-family: var(--sans);
  font-size: 15px;
  color: var(--ink-soft);
  border-radius: 3px;
}
.field textarea{ resize: vertical; min-height: 120px; }
.field input:focus, .field textarea:focus{
  outline: 2px solid var(--growth);
  outline-offset: 1px;
}
.contact-info .info-row{
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}
.contact-info .info-row:last-child{ border-bottom: 1px solid var(--line); }
.contact-info .info-row .k{ width: 110px; color: var(--muted); font-size: 14px; }
.contact-info .info-row .v{ font-size: 16px; }

/* ---------- Footer ---------- */
footer.site-footer{
  border-top: 1px solid var(--line-dark);
  background: var(--ink);
  color: var(--muted-dark);
  padding: 44px 0;
}
footer.site-footer .wrap{
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
footer.site-footer a:hover{ color: var(--paper); }
.foot-links{ display: flex; gap: 22px; list-style: none; padding:0; margin:0; }

/* ---------- Responsive ---------- */
@media (max-width: 860px){
  .hero-grid{ grid-template-columns: 1fr; }
  .stats-grid{ grid-template-columns: repeat(2,1fr); }
  .grid-3{ grid-template-columns: 1fr; }
  .grid-2{ grid-template-columns: 1fr; }
  .contact-grid{ grid-template-columns: 1fr; }
  .metric-row{ grid-template-columns: 1fr; gap: 10px; }
  nav.main-nav ul{ gap: 18px; flex-wrap: wrap; }
  .process-item{ grid-template-columns: 1fr; gap: 10px; }
  .process-item .step-body{ flex-direction: column; }
  .timeline-item{ grid-template-columns: 1fr; gap: 8px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  .type-line::after{ animation: none; }
}