/* ─────────────────────────────────────────────────────────────────
   Design Tokens
───────────────────────────────────────────────────────────────── */
:root {
  --color-bg:           #0b1121;
  --color-surface:      #111827;
  --color-surface-2:    #1a2540;
  --color-surface-3:    #1e293b;
  --color-border:       #1e3a5f;
  --color-accent:       #c8a97e;
  --color-accent-light: #e0c89a;
  --color-text:         #f1f5f9;
  --color-text-muted:   #94a3b8;
  --color-text-faint:   #64748b;
  --color-white:        #ffffff;

  --font-sans:    'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'DM Serif Display', Georgia, serif;

  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;

  --shadow-card: 0 1px 3px rgba(0,0,0,.4), 0 4px 16px rgba(0,0,0,.3);
  --shadow-lg:   0 8px 32px rgba(0,0,0,.5);

  --transition: 0.2s ease;

  --container-max: 1200px;
  --container-pad: clamp(1.25rem, 5vw, 3rem);

  --section-pad: clamp(4rem, 8vw, 7rem);
}

/* ─────────────────────────────────────────────────────────────────
   Reset & Base
───────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul[role="list"] { list-style: none; }

/* Accessible skip link */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ─────────────────────────────────────────────────────────────────
   Layout
───────────────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: var(--section-pad);
}

/* ─────────────────────────────────────────────────────────────────
   Typography
───────────────────────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.4rem, 5vw, 3.75rem); }
h2 { font-size: clamp(1.9rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.35rem); }

p { color: var(--color-text-muted); }

strong { font-weight: 600; color: var(--color-text); }

/* ─────────────────────────────────────────────────────────────────
   Buttons
───────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
  cursor: pointer;
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg);
}
.btn-primary:hover {
  background: var(--color-accent-light);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid rgba(255,255,255,0.2);
}
.btn-ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn-full { width: 100%; justify-content: center; }

/* ─────────────────────────────────────────────────────────────────
   Section Headers
───────────────────────────────────────────────────────────────── */
.section-header {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.section-header h2 { margin-bottom: 1rem; }
.section-header p { font-size: 1.05rem; }

.section-header--light h2 { color: var(--color-white); }
.section-header--light p  { color: rgba(255,255,255,0.65); }

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}
.section-eyebrow--light { color: var(--color-accent-light); }

/* ─────────────────────────────────────────────────────────────────
   Navigation
───────────────────────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.scrolled {
  background: rgba(11, 17, 33, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.05);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo img {
  height: 36px;
  width: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition);
}
.nav-link:hover { color: var(--color-text); }

.nav-cta {
  margin-left: 0.5rem;
  background: var(--color-accent);
  color: var(--color-bg) !important;
  font-weight: 700;
  padding: 0.5rem 1.25rem;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: background var(--transition), transform var(--transition);
}
.nav-cta:hover {
  background: var(--color-accent-light);
  transform: translateY(-1px);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .nav-menu {
    display: none;
    position: fixed;
    inset: 72px 0 0;
    background: var(--color-surface);
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem var(--container-pad);
    gap: 0;
    overflow-y: auto;
  }
  .nav-menu.open { display: flex; }

  .nav-link {
    font-size: 1.1rem;
    padding: 0.75rem 0;
    width: 100%;
    border-bottom: 1px solid var(--color-border);
    border-radius: 0;
  }
  .nav-cta {
    margin-left: 0;
    margin-top: 1rem;
    width: 100%;
    text-align: center;
    justify-content: center;
    display: inline-flex;
    border-radius: var(--radius-sm);
  }
}

/* ─────────────────────────────────────────────────────────────────
   Hero
───────────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 72px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 60% 40%, rgba(200, 169, 126, 0.07) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 20% 80%, rgba(30, 90, 200, 0.08) 0%, transparent 55%),
    var(--color-bg);
  z-index: 0;
}

/* Subtle grid lines */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 64px 64px;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
  padding-block: clamp(4rem, 8vw, 6rem);
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.25rem;
  padding: 0.35rem 0.85rem;
  border: 1px solid rgba(200, 169, 126, 0.3);
  border-radius: 100px;
}

.hero-headline {
  color: var(--color-white);
  margin-bottom: 1.5rem;
  font-size: clamp(2.5rem, 5.5vw, 4.25rem);
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-text-muted);
  max-width: 600px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.br-desktop { display: block; }
@media (max-width: 640px) {
  .br-desktop { display: none; }
}

.hero-scroll-cue {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}
.hero-scroll-cue span {
  display: block;
  width: 20px;
  height: 32px;
  border: 2px solid rgba(255,255,255,0.2);
  border-radius: 100px;
  position: relative;
}
.hero-scroll-cue span::after {
  content: '';
  display: block;
  width: 4px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 100px;
  position: absolute;
  top: 4px;
  left: 50%;
  transform: translateX(-50%);
  animation: scroll-hint 1.8s ease-in-out infinite;
}
@keyframes scroll-hint {
  0%   { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(14px); }
}

/* ─────────────────────────────────────────────────────────────────
   Services
───────────────────────────────────────────────────────────────── */
.services {
  background: var(--color-surface);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  border-color: rgba(200, 169, 126, 0.4);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.service-icon {
  width: 48px;
  height: 48px;
  background: rgba(200, 169, 126, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--color-accent);
}
.service-icon svg {
  width: 24px;
  height: 24px;
}

.service-card h3 {
  color: var(--color-white);
  margin-bottom: 0.75rem;
  font-size: 1.1rem;
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: 0;
}

.service-card p {
  font-size: 0.925rem;
  line-height: 1.75;
}

/* ─────────────────────────────────────────────────────────────────
   Results / Stats
───────────────────────────────────────────────────────────────── */
.results {
  background: var(--color-surface-2);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.stat-card {
  background: var(--color-surface-2);
  padding: clamp(2rem, 4vw, 3rem) clamp(1.5rem, 3vw, 2.5rem);
  transition: background var(--transition);
}
.stat-card:hover { background: var(--color-surface-3); }

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 5vw, 4rem);
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 0.75rem;
}
.stat-number span {
  color: var(--color-accent);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: 200px;
}

/* ─────────────────────────────────────────────────────────────────
   Clients
───────────────────────────────────────────────────────────────── */
.clients {
  background: var(--color-surface);
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 1.5rem;
  align-items: center;
}

.client-logo {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80px;
  transition: border-color var(--transition), background var(--transition);
}
.client-logo:hover {
  background: var(--color-surface-3);
  border-color: rgba(200, 169, 126, 0.3);
}

.client-logo img {
  max-height: 40px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.55;
  transition: opacity var(--transition), filter var(--transition);
  object-fit: contain;
  margin: auto;
}
.client-logo:hover img {
  opacity: 0.85;
}

/* ─────────────────────────────────────────────────────────────────
   About
───────────────────────────────────────────────────────────────── */
.about {
  background: var(--color-bg);
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}

@media (max-width: 900px) {
  .about-inner { grid-template-columns: 1fr; }
}

.about-text h2 {
  margin-bottom: 1.25rem;
  color: var(--color-white);
}

.about-lead {
  font-size: 1.1rem;
  color: var(--color-text);
  margin-bottom: 1rem;
}

.about-text p {
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.about-pillars {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  padding-top: 0.5rem;
}

.pillar {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.pillar-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  background: rgba(200, 169, 126, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  margin-top: 2px;
}
.pillar-icon svg { width: 22px; height: 22px; }

.pillar h3 {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 0.35rem;
}

.pillar p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 0;
}

/* ─────────────────────────────────────────────────────────────────
   Contact
───────────────────────────────────────────────────────────────── */
.contact {
  background: var(--color-surface-2);
  border-top: 1px solid var(--color-border);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}

@media (max-width: 900px) {
  .contact-inner { grid-template-columns: 1fr; }
}

.contact-heading-light {
  color: var(--color-white);
  margin-bottom: 1rem;
}

.contact-text > p {
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  list-style: none;
}

.contact-details li {
  display: flex;
  gap: 0.875rem;
  align-items: flex-start;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.contact-details svg {
  width: 18px;
  height: 18px;
  min-width: 18px;
  color: var(--color-accent);
  margin-top: 2px;
}

.contact-details a {
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.contact-details a:hover { color: var(--color-accent); }

/* Form */
.contact-form-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 4vw, 2.5rem);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 560px) {
  .form-row { grid-template-columns: 1fr; }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.form-group label span {
  color: var(--color-accent);
}

.form-group input,
.form-group textarea {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: border-color var(--transition), background var(--transition);
  width: 100%;
}

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

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  background: var(--color-surface-3);
}

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

.form-status {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  text-align: center;
  min-height: 1.5em;
}
.form-status.success { color: #6ee7b7; }
.form-status.error   { color: #fca5a5; }

/* ─────────────────────────────────────────────────────────────────
   Footer
───────────────────────────────────────────────────────────────── */
.site-footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  padding-top: clamp(3rem, 6vw, 5rem);
  padding-bottom: clamp(2rem, 4vw, 3.5rem);
}

@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr; }
}

.footer-brand img { margin-bottom: 1rem; }
.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer-links h4,
.footer-contact h4 {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: 1rem;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  list-style: none;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--color-accent); }

.footer-contact address {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-contact p,
.footer-contact a {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
  line-height: 1.6;
}
.footer-contact a:hover { color: var(--color-accent); }

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-block: 1.25rem;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--color-text-faint);
  text-align: center;
}

/* ─────────────────────────────────────────────────────────────────
   Utility: Reduce Motion
───────────────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}