/* ============================================================
   INSAME DESIGN & BUILD — GLOBAL STYLES
   ============================================================ */

:root {
  --black: #0C0C0C;
  --charcoal: #1A1A1A;
  --gold: #C9A356;
  --gold-light: #E2C07A;
  --white: #FAFAF8;
  --off-white: #F2F0EC;
  --muted: #6B6B6B;
  --border: #E0DDD8;

  --font-display: 'Cormorant Garamond', serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'DM Mono', monospace;

  --radius: 4px;
  --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --shadow: 0 8px 40px rgba(0,0,0,0.08);
  --shadow-heavy: 0 20px 60px rgba(0,0,0,0.15);
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { margin: 0; padding: 0; min-height: 100%; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; background: var(--black); }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--charcoal);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, picture, svg, video { display: block; max-width: 100%; height: auto; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
ul, ol { list-style: none; }
input, textarea, select { font: inherit; color: inherit; }

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.1;
  color: var(--charcoal);
}
h1 { font-size: clamp(3rem, 7vw, 6rem); }
h2 { font-size: clamp(2rem, 4.5vw, 3.5rem); }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.1rem; }
em { font-style: italic; color: var(--gold); }
p { color: var(--charcoal); }

.label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gold);
  margin-bottom: 1.25rem;
}

/* Layout */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 5rem);
}
.section { padding: clamp(5rem, 10vw, 10rem) 0; }
.section--dark { background: var(--charcoal); color: var(--white); }
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark h4, .section--dark p { color: var(--white); }
.section--offwhite { background: var(--off-white); }

/* Buttons */
.btn-primary, .btn-outline, .btn-outline-white {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  border-radius: var(--radius);
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
  border: 1px solid transparent;
}
.btn-primary { background: var(--gold); color: var(--black); position: relative; overflow: hidden; }
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  transform: translateX(-100%);
  transition: transform 0.5s ease;
}
.btn-primary:hover { background: var(--gold-light); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(201,163,86,0.3); }
.btn-primary:hover::before { transform: translateX(100%); }
.btn-outline { border-color: var(--charcoal); color: var(--charcoal); background: transparent; }
.btn-outline:hover { background: var(--charcoal); color: var(--white); }
.btn-outline-white { border-color: rgba(255,255,255,0.4); color: var(--white); background: transparent; }
.btn-outline-white:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }

/* Nav — DEFAULT is SOLID (white bg). Pages over a dark hero add .nav--transparent-top */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: var(--white);
  box-shadow: 0 1px 0 var(--border);
  transition: background var(--transition), box-shadow var(--transition);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
  gap: 2rem;
}
.nav__logo {
  display: flex;
  align-items: center;
  height: 44px;
}
.nav__logo img {
  height: 44px;
  width: auto;
  transition: filter var(--transition);
}
.nav__links {
  display: flex;
  gap: 2.25rem;
  flex: 1;
  justify-content: center;
}
.nav__links a {
  font-size: 0.92rem;
  color: var(--charcoal);
  position: relative;
  padding: 0.5rem 0;
  letter-spacing: 0.02em;
}
.nav__links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width var(--transition);
}
.nav__links a:hover::after, .nav__links a.active::after { width: 100%; }
.nav__links a.active { color: var(--gold); }
.nav__actions { display: flex; align-items: center; gap: 1.25rem; }
.nav__phone {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.03em;
}

/* Opt-in transparent top (home + about hero pages only) */
.nav--transparent-top:not(.nav--solid) {
  background: transparent;
  box-shadow: none;
}
.nav--transparent-top:not(.nav--solid) .nav__logo img {
  filter: brightness(0) invert(1);
}
.nav--transparent-top:not(.nav--solid) .nav__links a,
.nav--transparent-top:not(.nav--solid) .nav__phone {
  color: var(--white);
}
.nav--transparent-top:not(.nav--solid) .nav__hamburger span {
  background: var(--white);
}

.nav__phone { color: var(--charcoal); }
.nav__phone:hover, .nav__links a:hover { color: var(--gold); }

.nav__hamburger {
  display: none;
  width: 32px;
  height: 32px;
  position: relative;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}
.nav__hamburger span {
  display: block;
  height: 1.5px;
  background: var(--charcoal);
  transition: transform var(--transition), opacity var(--transition);
  transform-origin: center;
}
.nav__hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.nav__mobile {
  position: fixed;
  top: 84px; left: 0; right: 0;
  background: var(--white);
  border-top: 1px solid var(--border);
  visibility: hidden;
  opacity: 0;
  transform: translateY(-12px);
  transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
  padding: 2rem 1.5rem 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  pointer-events: none;
}
.nav__mobile.open {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
@media (min-width: 901px) {
  .nav__mobile { display: none !important; }
}
.nav__mobile a {
  color: var(--charcoal);
  font-size: 1.1rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}
.nav__mobile a.active { color: var(--gold); }
.nav__mobile .btn-primary { margin-top: 0.5rem; justify-content: center; }

@media (max-width: 900px) {
  .nav__links, .nav__phone { display: none; }
  .nav__hamburger { display: flex; }
  .nav__actions .btn-primary { display: none; }
}

/* Footer */
.footer {
  background: var(--black);
  color: var(--white);
  padding: 5rem 0 2rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 4rem;
}
.footer__col h4 {
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1.5rem;
  font-weight: 400;
}
.footer__logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--white);
}
.footer__logo strong { color: var(--gold); font-weight: 600; }
.footer__tagline {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  max-width: 280px;
}
.footer__col ul li { margin-bottom: 0.6rem; }
.footer__col a {
  color: rgba(255,255,255,0.7);
  font-size: 0.92rem;
}
.footer__col a:hover { color: var(--gold); }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
}
.footer__bottom-links { display: flex; gap: 1.5rem; }
@media (max-width: 768px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
  .footer__bottom { flex-direction: column; gap: 1rem; text-align: center; }
}
@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; }
}

/* CTA strip (used on multiple pages) */
.cta-strip {
  background: var(--black);
  color: var(--white);
  padding: 6rem 0;
  text-align: center;
}
.cta-strip h2 { color: var(--white); margin-bottom: 1.25rem; }
.cta-strip__phone {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--gold);
  margin: 1.5rem 0 2rem;
  letter-spacing: 0.02em;
}

/* Utility */
.text-center { text-align: center; }
/* animate-up is visible by default; JS sets initial state when GSAP is loaded.
   For no-JS / IO fallback, .js-anim class is added by main.js then .is-visible reveals. */
.animate-up { opacity: 1; transform: none; }
.js-anim .animate-up { opacity: 0; transform: translateY(40px); }
.js-anim .animate-up.is-visible { opacity: 1; transform: translateY(0); transition: opacity 0.8s ease, transform 0.8s ease; }

/* Reveal animations for various elements */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* Form base */
input[type="text"], input[type="email"], input[type="tel"], input[type="number"], textarea, select {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  font-size: 0.95rem;
  font-family: var(--font-body);
  color: var(--charcoal);
  transition: border-color var(--transition), box-shadow var(--transition);
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201,163,86,0.15);
}
textarea { min-height: 120px; resize: vertical; }
.field-error { border-color: #c44 !important; }
.field-error-msg { display: block; color: #c44; font-size: 0.8rem; margin-top: 0.35rem; }
label { display: block; font-size: 0.85rem; margin-bottom: 0.5rem; color: var(--muted); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.1em; }