@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── TOKENS ─────────────────────────────────────────────── */
:root {
  --bg:        #f9fafb;
  --surface:   #eef2ff;
  --text:      #0f172a;
  --muted:     #64748b;
  --accent:    #2563eb;
  --accent-lt: #dbeafe;
  --border:    #e2e8f0;
  --dark:      #0c1220;
  --white:     #ffffff;
  --serif:     'Inter', Helvetica, sans-serif;
  --sans:      'Inter', Helvetica, sans-serif;
  --max-w:     1280px;
  --pad-x:     clamp(20px, 5vw, 80px);
  --nav-h:     68px;
}

/* ── RESET ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--sans); background: var(--bg); color: var(--text); line-height: 1.65; font-weight: 400; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { display: block; max-width: 100%; }
.site-img { width: 100%; height: 100%; object-fit: cover; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: var(--sans); }
ul { list-style: none; }

/* ── TYPOGRAPHY ──────────────────────────────────────────── */
h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.6rem, 5.5vw, 5rem); }
h2 { font-size: clamp(1.9rem, 3.5vw, 3rem); }
h3 { font-size: clamp(1.1rem, 1.8vw, 1.4rem); font-weight: 600; }
.eyebrow { font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); font-weight: 600; margin-bottom: 12px; display: block; }
p { max-width: 62ch; }
h1 em, h2 em, h3 em { font-style: italic; color: var(--accent); }

/* ── LAYOUT ──────────────────────────────────────────────── */
.section { padding: clamp(60px, 10vw, 120px) var(--pad-x); max-width: var(--max-w); margin: 0 auto; }
.alt-bg { background: var(--surface); }
.dark-bg { background: var(--dark); color: var(--white); }
.dark-bg .eyebrow { color: #60a5fa; }
.sec-hd { margin-bottom: clamp(36px, 5vw, 64px); }
.sec-hd-row { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 16px; }

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn { display: inline-block; padding: 13px 28px; font-family: var(--sans); font-size: 0.74rem; letter-spacing: 0.05em; text-transform: uppercase; font-weight: 600; transition: all 0.22s; }
.btn-dark  { background: var(--dark); color: var(--white); }
.btn-dark:hover  { background: var(--accent); }
.btn-accent { background: var(--accent); color: var(--white); }
.btn-accent:hover { background: var(--dark); }
.btn-ghost { background: transparent; color: var(--text); box-shadow: inset 0 0 0 1.5px var(--border); }
.btn-ghost:hover { box-shadow: inset 0 0 0 1.5px var(--text); }
.btn-ghost-light { background: transparent; color: var(--white); box-shadow: inset 0 0 0 1.5px rgba(255,255,255,0.3); }
.btn-ghost-light:hover { box-shadow: inset 0 0 0 1.5px var(--white); }
.btn-light { background: var(--white); color: var(--dark); }
.btn-light:hover { background: var(--accent); color: var(--white); }

/* ── NAV ─────────────────────────────────────────────────── */
#site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--pad-x); height: var(--nav-h);
  background: rgba(255,255,255,0.97); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--border);
  transition: height 0.3s;
}
#site-nav.scrolled { height: 56px; }
.nav-logo { font-family: var(--serif); font-size: 1.4rem; font-weight: 700; letter-spacing: -0.02em; flex-shrink: 0; }
.nav-logo span { color: var(--accent); }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { font-size: 0.72rem; letter-spacing: 0.04em; text-transform: uppercase; font-weight: 500; color: var(--muted); transition: color 0.2s; }
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-cta { background: var(--accent) !important; color: var(--white) !important; padding: 9px 20px !important; letter-spacing: 0.05em; }
.nav-cta:hover { background: var(--dark) !important; color: var(--white) !important; }
.nav-burger { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.nav-burger span { display: block; width: 22px; height: 1.5px; background: var(--text); transition: all 0.3s; }

/* Mobile nav */
#mobile-nav {
  display: none; position: fixed; inset: 0; z-index: 190;
  background: var(--dark); flex-direction: column;
  align-items: center; justify-content: center; gap: 24px;
}
#mobile-nav.open { display: flex; }
#mobile-nav a { font-family: var(--serif); font-size: 2rem; color: var(--white); transition: color 0.2s; }
#mobile-nav a:hover { color: var(--accent); }
.mobile-close { position: absolute; top: 20px; right: var(--pad-x); font-size: 1.5rem; color: rgba(255,255,255,0.5); }

/* ── FOOTER ──────────────────────────────────────────────── */
#site-footer { background: var(--dark); color: rgba(255,255,255,0.7); border-top: 1px solid rgba(255,255,255,0.06); }
.footer-inner { max-width: var(--max-w); margin: 0 auto; padding: 56px var(--pad-x) 36px; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 44px; border-bottom: 1px solid rgba(255,255,255,0.08); margin-bottom: 28px; }
.footer-brand p { font-size: 0.84rem; line-height: 1.75; max-width: 28ch; margin-top: 12px; color: rgba(255,255,255,0.5); }
.footer-brand .nav-logo { color: var(--white); }
.footer-brand .nav-logo span { color: var(--accent); }
.footer-col h5 { font-size: 0.66rem; letter-spacing: 0.15em; text-transform: uppercase; color: rgba(255,255,255,0.35); margin-bottom: 16px; font-weight: 500; }
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { font-size: 0.84rem; color: rgba(255,255,255,0.55); transition: color 0.2s; line-height: 1.5; }
.footer-col ul a:hover { color: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.footer-copy { font-size: 0.72rem; color: rgba(255,255,255,0.35); }
.footer-credit { font-size: 0.72rem; color: rgba(255,255,255,0.35); }

/* ── SCROLL FADE ─────────────────────────────────────────── */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-up.in { opacity: 1; transform: none; }

/* ── INTERIOR PAGE HERO ──────────────────────────────────── */
.page-hero { padding: calc(var(--nav-h) + 72px) var(--pad-x) 72px; max-width: var(--max-w); margin: 0 auto; }
.page-hero h1 { font-size: clamp(2.4rem, 5vw, 4.2rem); }
.page-hero p { font-size: 1.05rem; color: var(--muted); margin-top: 14px; max-width: 52ch; }

/* ── HOME HERO ───────────────────────────────────────────── */
#hero {
  min-height: 100vh;
  background: var(--dark);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: calc(var(--nav-h) + 80px) var(--pad-x) 80px;
  position: relative; overflow: hidden;
}
.hero-inner { max-width: var(--max-w); margin: 0 auto; width: 100%; }
.hero-eyebrow { font-size: 0.68rem; letter-spacing: 0.18em; text-transform: uppercase; color: #60a5fa; font-weight: 500; margin-bottom: 28px; display: block; }
#hero h1 { color: var(--white); max-width: 14ch; }
#hero h1 em { color: #60a5fa; font-style: italic; }
.hero-sub { font-size: 1.05rem; color: rgba(255,255,255,0.6); margin-top: 24px; max-width: 48ch; line-height: 1.8; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 40px; }
.hero-bar { display: flex; gap: 48px; margin-top: 72px; padding-top: 36px; border-top: 1px solid rgba(255,255,255,0.08); flex-wrap: wrap; }
.hero-stat-n { font-size: 2.2rem; font-weight: 700; color: var(--white); line-height: 1; }
.hero-stat-l { font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.4); margin-top: 4px; }

/* ── SERVICES GRID ───────────────────────────────────────── */
.srv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; margin-top: 48px; }
.srv-card { background: var(--white); padding: 44px 36px; border: 1px solid var(--border); transition: all 0.22s; }
.alt-bg .srv-card { background: var(--bg); }
.srv-card:hover { background: var(--dark); border-color: var(--dark); }
.srv-card:hover .srv-icon, .srv-card:hover .srv-n, .srv-card:hover .srv-d { color: var(--white); }
.srv-card:hover .srv-icon { color: #60a5fa; }
.srv-icon { font-size: 1.5rem; margin-bottom: 24px; color: var(--accent); display: block; }
.srv-n { font-size: 1.1rem; font-weight: 600; margin-bottom: 12px; letter-spacing: -0.01em; transition: color 0.22s; }
.srv-d { font-size: 0.87rem; color: var(--muted); line-height: 1.75; transition: color 0.22s; }

/* ── PORTFOLIO GRID ──────────────────────────────────────── */
.port-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; margin-top: 48px; }
.port-card { background: var(--surface); padding: 44px 36px; position: relative; overflow: hidden; }
.port-card::before { content: ''; position: absolute; top: 0; left: 0; width: 3px; height: 0; background: var(--accent); transition: height 0.3s; }
.port-card:hover::before { height: 100%; }
.port-tag { font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); font-weight: 600; margin-bottom: 12px; display: block; }
.port-n { font-size: 1.2rem; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 10px; }
.port-d { font-size: 0.87rem; color: var(--muted); line-height: 1.75; }
.port-link { display: inline-block; margin-top: 20px; font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; font-weight: 600; color: var(--accent); transition: color 0.2s; }
.port-link:hover { color: var(--dark); }

/* ── TESTIMONIALS ────────────────────────────────────────── */
.testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; margin-top: 48px; }
.testi { background: var(--white); padding: 40px 36px; border: 1px solid var(--border); }
.dark-bg .testi { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,0.07); }
.testi-stars { letter-spacing: 3px; color: var(--accent); margin-bottom: 18px; font-size: 0.8rem; }
.testi-q { font-size: 0.97rem; line-height: 1.8; font-style: italic; margin-bottom: 24px; color: var(--muted); }
.dark-bg .testi-q { color: rgba(255,255,255,0.6); }
.testi-by { font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); font-weight: 600; }

/* ── CTA BANNER ──────────────────────────────────────────── */
.cta-banner { background: var(--accent); color: var(--white); padding: clamp(64px, 10vw, 100px) var(--pad-x); text-align: center; }
.cta-banner h2 { color: var(--white); margin-bottom: 16px; }
.cta-banner p { color: rgba(255,255,255,0.8); margin: 0 auto 36px; max-width: 50ch; }

/* ── ABOUT STRIP ─────────────────────────────────────────── */
.about-strip { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 96px); align-items: center; }
.value-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 40px; }
.value-item { padding: 24px; background: var(--surface); border-left: 3px solid var(--accent); }
.value-item h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 6px; }
.value-item p { font-size: 0.83rem; color: var(--muted); line-height: 1.7; max-width: none; }

/* ── CONTACT ─────────────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 80px); }
.ci-block { margin-bottom: 32px; }
.ci-label { font-size: 0.65rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); font-weight: 600; display: block; margin-bottom: 8px; }
.ci-val { font-size: 0.92rem; color: var(--muted); line-height: 1.8; }
.ci-val a { color: var(--muted); transition: color 0.2s; }
.ci-val a:hover { color: var(--accent); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 28px; }
.form-full { grid-column: 1/-1; }
.field label { display: block; font-size: 0.67rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 7px; font-weight: 500; }
.field input, .field textarea, .field select {
  width: 100%; padding: 12px 14px; background: var(--white); border: 1px solid var(--border);
  font-family: var(--sans); font-size: 0.9rem; color: var(--text);
  outline: none; transition: border-color 0.2s;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--accent); }
.field textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: 0.75rem; color: var(--muted); margin-top: 12px; }

/* ── PROCESS ─────────────────────────────────────────────── */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; margin-top: 48px; }
.process-step { background: var(--white); padding: 36px 32px; border: 1px solid var(--border); }
.process-num { font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); font-weight: 600; margin-bottom: 20px; display: block; }
.process-step h3 { font-size: 1rem; font-weight: 600; margin-bottom: 10px; }
.process-step p { font-size: 0.84rem; color: var(--muted); line-height: 1.75; max-width: none; }

/* ── CLIENTS STRIP ───────────────────────────────────────── */
.clients-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 2px; margin-top: 40px; }
.client-item { background: var(--white); padding: 32px 24px; text-align: center; border: 1px solid var(--border); }
.client-item span { font-size: 0.85rem; font-weight: 600; color: var(--muted); }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 1024px) {
  .srv-grid { grid-template-columns: repeat(2, 1fr); }
  .port-grid { grid-template-columns: repeat(2, 1fr); }
  .testi-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .about-strip { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .nav-burger { display: flex; }
  #hero { min-height: auto; padding-bottom: 60px; }
  .hero-bar { gap: 28px; }
}
@media (max-width: 600px) {
  .srv-grid { grid-template-columns: 1fr; }
  .port-grid { grid-template-columns: 1fr; }
  .testi-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
}