/* css/styles.css */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@900&display=swap');

/* =====================
   DESIGN TOKENS
===================== */
:root {
  --bg-primary:    #0e1219;
  --bg-secondary:  #111318;
  --bg-card:       #141a24;
  --bg-card-hover: #192236;
  --bg-gradient:   #181d28;
  --accent:        #f59e0b;
  --accent-dim:    rgba(245,158,11,0.12);
  --accent-glow:   rgba(245,158,11,0.25);
  --accent-border: rgba(245,158,11,0.2);
  --accent-focus:  rgba(245,158,11,0.4);
  --text:          #f0f4f8;
  --text-muted:    #6b7a8d;
  --text-dim:      #4a5568;
  --border:        rgba(255,255,255,0.07);
  --max-width:     1160px;
  --text-heading:  #fff;
  --bg-card-dim:   rgba(20, 26, 36, 0.5);
  --color-on-accent: #0d1117;
}

/* =====================
   RESET
===================== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* =====================
   NAV
===================== */
header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(14,18,25,0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: 0;
  color: var(--text-heading);
  text-decoration: none;
}

.logo span { color: var(--accent); font-style: normal; }

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--text); }

.nav-links a:focus-visible {
  color: var(--text);
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 3px;
}

.nav-cta {
  background: var(--accent) !important;
  color: var(--color-on-accent) !important;
  padding: 0.5rem 1.1rem;
  border-radius: 6px;
  font-weight: 700 !important;
}

.nav-cta:hover { opacity: 0.9; }

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.mobile-menu span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

/* =====================
   BUTTONS
===================== */
.btn {
  display: inline-block;
  padding: 0.8rem 1.75rem;
  border-radius: 7px;
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--accent);
  color: var(--color-on-accent);
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--accent-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  border-color: rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.04);
  transform: translateY(-2px);
}

.btn-sm { font-size: 0.85rem; padding: 0.55rem 1.1rem; }
.btn-full { width: 100%; display: block; text-align: center; }

.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* =====================
   SECTION COMMONS
===================== */
.section-label {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.section-label::before {
  content: '';
  display: block;
  width: 16px;
  height: 2px;
  background: var(--accent);
  flex-shrink: 0;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--text-heading);
  line-height: 1.1;
  margin-bottom: 1rem;
}

.section-title .highlight { color: var(--accent); }

.section-subtitle {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.8;
  max-width: 560px;
  margin-bottom: 3rem;
}

.section {
  padding: 6rem 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-bg {
  background: var(--bg-secondary);
}

/* =====================
   CARDS
===================== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.75rem;
  transition: all 0.25s;
  position: relative;
  overflow: hidden;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-border);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.3);
}

.card-accent-top::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  opacity: 0.5;
}

.card-accent-top:hover::before { opacity: 1; }

/* =====================
   PILLS
===================== */
.pill {
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.35rem 0.8rem;
  border-radius: 20px;
  border: 1px solid var(--accent-border);
  display: inline-block;
}

/* =====================
   FOOTER
===================== */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
  background: var(--bg-primary);
}

footer .inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

footer p { font-size: 0.8rem; color: var(--text-dim); }

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--text-muted); }

/* =====================
   PAGE HERO (inner pages)
===================== */
.page-hero {
  background: linear-gradient(160deg, var(--bg-secondary) 60%, var(--bg-gradient) 100%);
  padding: 9rem 2rem 4rem;
  border-bottom: 1px solid var(--border);
}

.page-hero .inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

/* =====================
   CTA STRIP
===================== */
.cta-strip {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 3rem 2rem;
}

.cta-strip .inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.cta-strip h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-heading);
  letter-spacing: -0.02em;
  margin-bottom: 0.3rem;
}

.cta-strip p { font-size: 0.9rem; color: var(--text-muted); }

/* =====================
   PAGE TRANSITIONS
===================== */
@keyframes page-enter {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

::view-transition-new(root) {
  animation: page-enter 320ms ease-out;
}

::view-transition-old(root) {
  animation: none;
  opacity: 0;
}

header { view-transition-name: site-header; }

::view-transition-new(site-header),
::view-transition-old(site-header) {
  animation: none;
}

/* =====================
   SCROLL ANIMATIONS
===================== */
.fade-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =====================
   FORMS
===================== */
.form-group { margin-bottom: 1.25rem; }

.form-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 0.75rem 1rem;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color 0.2s;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent-focus);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-dim); }

.form-group select option { background: var(--bg-primary); color: var(--text); }

.form-group textarea { resize: vertical; min-height: 120px; }

/* =====================
   RESPONSIVE
===================== */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-menu { display: flex; }
  .section { padding: 4rem 1.25rem; }
  .page-hero { padding: 7rem 1.25rem 3rem; }
  .cta-strip { padding: 2.5rem 1.25rem; }
  .cta-strip .inner { flex-direction: column; align-items: flex-start; }
}

body.nav-open .nav-links {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: rgba(14, 18, 25, 0.98);
  padding: 1.5rem 2rem;
  gap: 1.25rem;
  border-bottom: 1px solid var(--border);
}

.background-label.label-featured { color: var(--accent); opacity: 0.8; }

/* Service pillar pages */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}
.service-card { padding: 2rem; }
.service-icon { width: 2rem; height: 2rem; color: var(--accent); margin-bottom: 0.75rem; display: block; flex-shrink: 0; }
.service-card h3 { font-size: 1.2rem; font-weight: 800; color: var(--text-heading); letter-spacing: -0.02em; margin-bottom: 0.3rem; }
.service-tag { font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent); margin-bottom: 0.9rem; }
.service-card p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 1rem; }
.service-features { list-style: none; display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: 1.25rem; }
.service-features li { font-size: 0.85rem; color: var(--text-muted); padding-left: 1.2rem; position: relative; }
.service-features li::before { content: '→'; position: absolute; left: 0; color: var(--accent); font-size: 0.75rem; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.25rem; }
.related-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 1.5rem; }
.related-metric { font-size: 1.3rem; font-weight: 900; color: var(--accent); letter-spacing: -0.02em; margin-bottom: 0.4rem; }
.related-card h3 { font-size: 0.9rem; font-weight: 700; color: var(--text-heading); margin-bottom: 0.5rem; }
.related-card p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.65; }