/* =========================================================
   Spherant Analytics — Shared base styles
   Reset, typography, nav, footer, buttons, utility classes
   ========================================================= */

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

:root {
  --color-primary: #1A4B7A;
  --color-primary-light: #2B6BA7;
  --color-accent: #B87333;
  --color-accent-hover: #A66329;
  --color-charcoal: #2D3436;
  --color-slate: #5D6D7E;
  --color-white: #FEFEFE;
  --color-gray-100: #F4F4F5;
  --color-gray-200: #E5E7EB;
  --color-gray-300: #D1D5DB;
  --color-gray-400: #9CA3AF;
  --color-gray-500: #6B7280;
  --color-gray-700: #374151;

  --max-w: 1280px;
  --nav-h: 90px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-charcoal);
  background-color: var(--color-white);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }
h1, h2, h3, h4, h5, h6 { line-height: 1.2; font-weight: 700; }

/* ---------- Container ---------- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 16px;
}
@media (min-width: 640px) { .container { padding: 0 24px; } }
@media (min-width: 1024px) { .container { padding: 0 32px; } }

.container-narrow {
  max-width: 896px;
  margin: 0 auto;
  padding: 0 16px;
}
@media (min-width: 640px) { .container-narrow { padding: 0 24px; } }
@media (min-width: 1024px) { .container-narrow { padding: 0 32px; } }

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: 20px 0;
  background: transparent;
  transition: background 0.5s, padding 0.5s, box-shadow 0.5s;
}
.nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 12px 0;
  box-shadow: 0 10px 25px -3px rgba(0, 0, 0, 0.1);
}

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

.nav-logo {
  display: flex;
  align-items: center;
}
.nav-logo img {
  height: 70px;
  width: auto;
  object-fit: contain;
}
.nav-logo .logo-blue {
  display: none;
}
.nav.scrolled .nav-logo .logo-white {
  display: none;
}
.nav.scrolled .nav-logo .logo-blue {
  display: block;
}
/* Placeholder shown when no logo image; remove when adding logo */
.nav-logo .logo-placeholder {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 70px;
  padding: 0 8px;
  color: var(--color-white);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.01em;
}
.nav.scrolled .nav-logo .logo-placeholder { color: var(--color-primary); }
.nav-logo .logo-placeholder .logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: var(--color-accent);
  color: #fff;
  font-weight: 800;
  font-size: 22px;
}
.nav-logo .logo-placeholder .logo-accent { color: var(--color-accent); }

.nav-links {
  display: none;
  align-items: center;
  gap: 32px;
}
@media (min-width: 768px) { .nav-links { display: flex; } }

.nav-link {
  position: relative;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--color-white);
  transition: color 0.3s;
  padding-bottom: 4px;
}
.nav-link:hover { color: var(--color-accent); }
.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  height: 2px;
  width: 0;
  background: var(--color-accent);
  transition: width 0.3s;
}
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }

.nav.scrolled .nav-link { color: var(--color-slate); }
.nav.scrolled .nav-link:hover { color: var(--color-primary); }
.nav.scrolled .nav-link.active { color: var(--color-primary); }

/* CTA button in nav */
.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--color-accent);
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  padding: 10px 24px;
  height: 38px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.12);
  transition: background 0.3s, box-shadow 0.3s;
}
.nav-cta:hover { background: var(--color-accent-hover); box-shadow: 0 10px 20px -6px rgba(0,0,0,0.2); }

/* Mobile menu */
.nav-mobile-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
  color: var(--color-white);
}
.nav.scrolled .nav-mobile-toggle { color: var(--color-primary); }
@media (min-width: 768px) { .nav-mobile-toggle { display: none; } }

.nav-mobile-panel {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.4s, opacity 0.3s;
}
.nav-mobile-panel.open {
  max-height: 500px;
  opacity: 1;
}
.nav-mobile-list {
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.nav-mobile-link {
  display: block;
  padding: 12px 16px;
  font-size: 16px;
  font-weight: 500;
  color: var(--color-slate);
  transition: color 0.2s;
}
.nav-mobile-link:hover { color: var(--color-primary); }
.nav-mobile-link.active {
  color: var(--color-primary);
  border-left: 2px solid var(--color-accent);
}
.nav-mobile-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 38px;
  margin-top: 12px;
  background: var(--color-accent);
  color: #fff;
  font-weight: 500;
  font-size: 14px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.12);
  transition: background 0.3s;
}
.nav-mobile-cta:hover { background: var(--color-accent-hover); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  padding: 12px 24px;
  transition: background 0.3s, color 0.3s, box-shadow 0.3s, transform 0.3s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.12);
}
.btn-primary:hover { background: var(--color-accent-hover); box-shadow: 0 20px 25px -5px rgba(0,0,0,0.2); }

.btn-secondary {
  background: var(--color-primary);
  color: #fff;
}
.btn-secondary:hover { background: var(--color-primary-light); box-shadow: 0 20px 25px -5px rgba(0,0,0,0.2); }

.btn-outline {
  background: transparent;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.3);
}
.btn-outline:hover { background: rgba(255,255,255,0.1); }

.btn-lg { padding: 20px 36px; font-size: 15px; }
.btn-xl { padding: 22px 44px; font-size: 16px; }

.btn .icon-arrow { transition: transform 0.3s; }
.btn:hover .icon-arrow { transform: translateX(4px); }

/* ---------- Section / hero base ---------- */
.section { padding: 96px 0; }
@media (max-width: 768px) { .section { padding: 64px 0; } }

.section-blue { background: var(--color-primary); color: #fff; }
.section-white { background: var(--color-white); }
.section-off { background: var(--color-white); }

.hero-blue {
  padding-top: 128px;
  padding-bottom: 80px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  position: relative;
  overflow: hidden;
  color: #fff;
}
.hero-blue .hero-shape-a,
.hero-blue .hero-shape-b {
  position: absolute;
  border: 1px solid rgba(255,255,255,0.18);
}
.hero-blue .hero-shape-a {
  top: 80px;
  right: 80px;
  width: 384px;
  height: 384px;
  transform: rotate(45deg);
}
.hero-blue .hero-shape-b {
  bottom: -80px;
  left: -80px;
  width: 256px;
  height: 256px;
  transform: rotate(12deg);
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}
.hero-eyebrow .bar {
  width: 48px;
  height: 2px;
  background: var(--color-accent);
}
.hero-eyebrow .label {
  color: var(--color-accent);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(32px, 5vw, 56px);
  color: #fff;
  margin-bottom: 24px;
  font-weight: 700;
  line-height: 1.15;
}
.hero-subtitle {
  font-size: clamp(18px, 2vw, 22px);
  color: rgba(229, 231, 235, 1);
  line-height: 1.6;
  max-width: 720px;
}

/* Eyebrow used in mid-page sections (light background) */
.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.eyebrow-center { justify-content: center; }
.eyebrow .bar {
  width: 32px;
  height: 2px;
  background: var(--color-accent);
}
.eyebrow .label {
  color: var(--color-accent);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  color: var(--color-primary);
  margin-bottom: 24px;
}
.section-title.on-blue { color: #fff; }
.section-lead {
  font-size: 18px;
  color: var(--color-slate);
  line-height: 1.6;
  max-width: 640px;
}
.section-lead.on-blue { color: rgba(229, 231, 235, 1); }
.section-header-center {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 64px;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--color-primary);
  color: #fff;
}
.footer-inner {
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1024px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1.2fr; }
}

.footer-brand .footer-logo-wrap {
  display: inline-block;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  padding: 16px;
  border-radius: 8px;
  margin-bottom: 24px;
}
.footer-brand .footer-logo-wrap img {
  height: 70px;
  width: auto;
  object-fit: contain;
}
.footer-brand .logo-placeholder {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 70px;
  color: #fff;
  font-weight: 700;
  font-size: 22px;
}
.footer-brand .logo-placeholder .logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: var(--color-accent);
  color: #fff;
  font-weight: 800;
  font-size: 22px;
}
.footer-brand .logo-placeholder .logo-accent { color: var(--color-accent); }

.footer-text {
  color: rgba(209, 213, 219, 1);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 24px;
}

.footer-socials {
  display: flex;
  gap: 16px;
}
.footer-social {
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid #6B7280;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  transition: border-color 0.3s, color 0.3s;
}
.footer-social:hover { border-color: var(--color-accent); color: var(--color-accent); }

.footer-heading {
  color: var(--color-accent);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.footer-list { display: flex; flex-direction: column; gap: 12px; }
.footer-list a, .footer-list span {
  color: rgba(209, 213, 219, 1);
  font-size: 14px;
  transition: color 0.3s;
}
.footer-list a:hover { color: #fff; }

.footer-contact-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.footer-contact-row.center { align-items: center; }
.footer-contact-row svg {
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-bottom {
  border-top: 1px solid var(--color-gray-700);
  padding: 24px 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
@media (min-width: 768px) {
  .footer-bottom { flex-direction: row; }
}
.footer-copy {
  color: var(--color-gray-400);
  font-size: 14px;
}
.footer-legal-links {
  display: flex;
  gap: 24px;
  font-size: 14px;
}
.footer-legal-links a {
  color: var(--color-gray-400);
  transition: color 0.3s;
}
.footer-legal-links a:hover { color: #fff; }

/* ---------- Reveal-on-scroll animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}
.reveal-x-l {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.reveal-x-l.in {
  opacity: 1;
  transform: translateX(0);
}
.reveal-x-r {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.reveal-x-r.in {
  opacity: 1;
  transform: translateX(0);
}
.reveal-fade {
  opacity: 0;
  transition: opacity 0.7s ease-out;
}
.reveal-fade.in { opacity: 1; }

/* Stagger helpers */
.reveal[data-delay="100"] { transition-delay: 0.1s; }
.reveal[data-delay="150"] { transition-delay: 0.15s; }
.reveal[data-delay="200"] { transition-delay: 0.2s; }
.reveal[data-delay="300"] { transition-delay: 0.3s; }
.reveal[data-delay="400"] { transition-delay: 0.4s; }
.reveal[data-delay="500"] { transition-delay: 0.5s; }
.reveal[data-delay="600"] { transition-delay: 0.6s; }

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal, .reveal-x-l, .reveal-x-r, .reveal-fade {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ---------- Utility ---------- */
.icon-arrow { transition: transform 0.3s; }
.text-accent { color: var(--color-accent); }
/* =========================================================
   Contact page specific styles
   ========================================================= */

/* ---------- Layout: info + form 2-column grid ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}
@media (min-width: 1024px) { .contact-grid { grid-template-columns: 2fr 3fr; gap: 48px; } }

/* ---------- Contact info column ---------- */
.contact-info-title {
  font-size: clamp(26px, 3vw, 32px);
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: 32px;
}

.contact-info-rows {
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-bottom: 48px;
}

.contact-info-row {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-heading {
  font-size: 16px;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 4px;
}

.contact-info-text {
  color: var(--color-slate);
  font-size: 14px;
  line-height: 1.5;
}

/* NYC image with floating caption */
.contact-nyc {
  position: relative;
  overflow: hidden;
  height: 256px;
  background: var(--color-gray-200);
}
.contact-nyc img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.contact-nyc-overlay {
  position: absolute;
  inset: 0;
  background: rgba(26, 75, 122, 0.2);
}
.contact-nyc-caption {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
.contact-nyc-caption > * { pointer-events: none; }
.contact-nyc-caption::before {
  content: '';
  position: absolute;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  width: 240px;
  height: 85px;
  border-radius: 4px;
}
.contact-nyc-title {
  color: var(--color-primary);
  font-weight: 600;
  font-size: 16px;
  text-align: center;
  position: relative;
  z-index: 1;
}
.contact-nyc-sub {
  color: var(--color-slate);
  font-size: 14px;
  text-align: center;
  margin-top: 2px;
  position: relative;
  z-index: 1;
}

/* ---------- Form ---------- */
.contact-form-card {
  background: #fff;
  padding: 32px;
  box-shadow: 0 25px 50px -12px rgba(0,0,0,0.15);
}
@media (min-width: 768px) { .contact-form-card { padding: 40px; } }

.contact-form-title {
  font-size: 24px;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 24px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 768px) {
  .form-row-2 { grid-template-columns: 1fr 1fr; }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-charcoal);
}
.form-label .req { color: var(--color-accent); }

.form-input {
  width: 100%;
  height: 40px;
  background: transparent;
  border: 1px solid var(--color-gray-200);
  padding: 0 12px;
  font-family: inherit;
  font-size: 14px;
  color: var(--color-charcoal);
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
  transition: border-color 0.3s, box-shadow 0.3s;
}
.form-input::placeholder { color: var(--color-gray-400); }
.form-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}
select.form-input {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239CA3AF' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  padding-right: 36px;
}
.form-textarea {
  height: auto;
  min-height: 120px;
  padding: 12px;
  resize: vertical;
  line-height: 1.5;
}

.form-submit {
  width: 100%;
  height: 48px;
  padding: 0 24px;
}

.form-fine {
  color: var(--color-gray-500);
  font-size: 12px;
  text-align: center;
  line-height: 1.5;
}

/* ---------- Form success state ---------- */
.form-success {
  text-align: center;
  padding: 48px 24px;
}
.form-success-icon {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: rgba(184, 115, 51, 0.1);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
}
.form-success-title {
  font-size: 28px;
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: 12px;
}
.form-success-msg {
  color: var(--color-slate);
  font-size: 16px;
  line-height: 1.6;
}

/* ---------- FAQ ---------- */
.faq-title {
  font-size: 28px;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 16px;
}
.faq-lead {
  color: var(--color-slate);
  font-size: 16px;
  margin-bottom: 32px;
  line-height: 1.6;
}
.faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  text-align: left;
}
@media (min-width: 768px) { .faq-grid { grid-template-columns: repeat(3, 1fr); } }

.faq-card {
  background: var(--color-white);
  padding: 24px;
  border: 1px solid var(--color-gray-200);
}
.faq-q {
  font-size: 15px;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 8px;
}
.faq-a {
  color: var(--color-slate);
  font-size: 14px;
  line-height: 1.5;
}