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

:root {
  /* Colors */
  --clr-orange:       #FF8B00;
  --clr-orange-dark:  #E07A00;
  --clr-orange-light: #FFA333;
  --clr-dark:         #111111;
  --clr-dark-alt:     #1A1A1A;
  --clr-dark-card:    #1E1E1E;
  --clr-white:        #FFFFFF;
  --clr-light:        #F8F8F8;
  --clr-light-alt:    #F0F0F0;
  --clr-text:         #222222;
  --clr-text-muted:   #666666;
  --clr-text-light:   #999999;
  --clr-border:       #E5E5E5;
  --clr-border-dark:  #2A2A2A;

  /* Typography */
  --font-heading: 'Syne', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Font sizes */
  --fs-xs:   0.75rem;
  --fs-sm:   0.875rem;
  --fs-base: 1rem;
  --fs-md:   1.125rem;
  --fs-lg:   1.25rem;
  --fs-xl:   1.5rem;
  --fs-2xl:  1.875rem;
  --fs-3xl:  2.25rem;
  --fs-4xl:  3rem;
  --fs-5xl:  3.75rem;
  --fs-6xl:  4.5rem;

  /* Spacing */
  --sp-1:  0.25rem;
  --sp-2:  0.5rem;
  --sp-3:  0.75rem;
  --sp-4:  1rem;
  --sp-5:  1.25rem;
  --sp-6:  1.5rem;
  --sp-7:  1.75rem;
  --sp-8:  2rem;
  --sp-10: 2.5rem;
  --sp-12: 3rem;
  --sp-14: 3.5rem;
  --sp-16: 4rem;
  --sp-20: 5rem;
  --sp-24: 6rem;
  --sp-32: 8rem;

  /* Layout */
  --container-max: 1200px;
  --container-wide: 1400px;
  --container-px: 1.5rem;

  /* Borders */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --radius-xl:  16px;
  --radius-pill: 50px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.12);
  --shadow-xl:  0 16px 48px rgba(0,0,0,0.16);
  --shadow-orange: 0 8px 32px rgba(255,139,0,0.25);

  /* Transitions */
  --trans-fast:   150ms ease;
  --trans-normal: 250ms ease;
  --trans-slow:   400ms ease;

  /* Z-index */
  --z-base:    1;
  --z-card:    10;
  --z-nav:     100;
  --z-modal:   1000;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { line-height: 1.6; -webkit-font-smoothing: antialiased; }
img, video, svg { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; }
p, h1, h2, h3, h4, h5, h6 { overflow-wrap: break-word; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; }

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  color: var(--clr-text);
  background: var(--clr-white);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--clr-text);
}

h1 { font-size: clamp(2rem, 3.5vw, 3rem); }
h2 { font-size: clamp(1.75rem, 2.75vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); }
h4 { font-size: var(--fs-lg); }
h5 { font-size: var(--fs-md); }
h6 { font-size: var(--fs-base); }

p { line-height: 1.75; color: var(--clr-text-muted); }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-px);
}
.container--wide {
  max-width: var(--container-wide);
}

.section-pad {
  padding-block: var(--sp-24);
}
.section-pad--sm {
  padding-block: var(--sp-16);
}
.section-pad--lg {
  padding-block: var(--sp-32);
}

/* Section label badge */
.section-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--clr-orange);
  background: rgba(255,139,0,0.1);
  border: 1px solid rgba(255,139,0,0.2);
  border-radius: var(--radius-pill);
  padding: var(--sp-1) var(--sp-4);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--sp-5);
}
.section-badge--dark {
  color: var(--clr-white);
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.12);
}

/* Section heading group */
.section-head {
  margin-bottom: var(--sp-12);
}
.section-head--center {
  text-align: center;
}
.section-head__title {
  margin-bottom: var(--sp-4);
}
.section-head__sub {
  font-size: var(--fs-md);
  max-width: 640px;
}
.section-head--center .section-head__sub {
  margin-inline: auto;
}

/* Dark section overrides */
.bg-dark { background: var(--clr-dark); }
.bg-dark h1, .bg-dark h2, .bg-dark h3, .bg-dark h4,
.bg-dark h5, .bg-dark h6 { color: var(--clr-white); }
.bg-dark p { color: rgba(255,255,255,0.65); }
.bg-dark .section-head__sub { color: rgba(255,255,255,0.6); }

.bg-dark-alt { background: var(--clr-dark-alt); }
.bg-dark-alt h1, .bg-dark-alt h2, .bg-dark-alt h3,
.bg-dark-alt h4, .bg-dark-alt h5, .bg-dark-alt h6 { color: var(--clr-white); }
.bg-dark-alt p { color: rgba(255,255,255,0.65); }
.bg-dark-alt .section-head__sub { color: rgba(255,255,255,0.6); }

.bg-light { background: var(--clr-light); }
.bg-white { background: var(--clr-white); }
.bg-orange { background: var(--clr-orange); }
.bg-orange h1, .bg-orange h2, .bg-orange h3,
.bg-orange h4, .bg-orange h5, .bg-orange h6 { color: var(--clr-white); }
.bg-orange p { color: rgba(255,255,255,0.85); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: 600;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-md);
  transition: all var(--trans-normal);
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
  line-height: 1;
}
.btn--primary {
  background: var(--clr-orange);
  color: var(--clr-white);
  border-color: var(--clr-orange);
}
.btn--primary:hover {
  background: var(--clr-orange-dark);
  border-color: var(--clr-orange-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-orange);
}
.btn--outline {
  background: transparent;
  color: var(--clr-white);
  border-color: rgba(255,255,255,0.3);
}
.btn--outline:hover {
  border-color: var(--clr-white);
  background: rgba(255,255,255,0.08);
}
.btn--outline-dark {
  background: transparent;
  color: var(--clr-text);
  border-color: var(--clr-border);
}
.btn--outline-dark:hover {
  border-color: var(--clr-orange);
  color: var(--clr-orange);
}
.btn--lg {
  font-size: var(--fs-md);
  padding: 1rem 2.25rem;
}
.btn--sm {
  font-size: var(--fs-sm);
  padding: 0.625rem 1.25rem;
}

/* Utility */
.text-orange { color: var(--clr-orange); }
.text-white  { color: var(--clr-white); }
.text-muted  { color: var(--clr-text-muted); }
.fw-bold     { font-weight: 700; }
.fw-800      { font-weight: 800; }
.text-center { text-align: center; }
.d-flex      { display: flex; }
.align-center { align-items: center; }
.gap-3       { gap: var(--sp-3); }
.gap-4       { gap: var(--sp-4); }
.mt-auto     { margin-top: auto; }

/* Reveal animation base */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
/* ── Top bar ── */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: calc(var(--z-nav) + 1);
  background: #0A0A0A;
  border-bottom: 1px solid rgba(255,139,0,0.2);
  height: 36px;
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1rem;
}
.topbar__left,
.topbar__right {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.7rem;
  color: rgba(255,255,255,0.45);
  white-space: nowrap;
}
.topbar__right a { color: rgba(255,255,255,0.45); }
.topbar__right a:hover { color: var(--clr-orange); }
.topbar__center {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.65);
  white-space: nowrap;
}
.topbar__center strong {
  color: var(--clr-orange);
  font-weight: 700;
  letter-spacing: 0.02em;
}
.topbar__sep { color: rgba(255,255,255,0.2); }
@media (max-width: 900px) {
  .topbar__left, .topbar__right { display: none; }
  .topbar__center { font-size: 0.68rem; gap: 5px; }
}
@media (max-width: 480px) {
  .topbar { display: none; }
}

/* ── Main header (sits below topbar) ── */
.site-header {
  position: fixed;
  top: 36px;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding: 1.125rem 0;
  background: rgba(17,17,17,0.9);
  backdrop-filter: blur(10px);
  transition: background var(--trans-normal), padding var(--trans-normal), box-shadow var(--trans-normal);
}
.site-header.is-scrolled {
  background: rgba(17,17,17,0.98);
  backdrop-filter: blur(16px);
  padding: 0.75rem 0;
  box-shadow: 0 2px 24px rgba(0,0,0,0.5);
}
@media (max-width: 480px) {
  .site-header { top: 0; }
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-8);
}

/* Logo */
.site-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  text-decoration: none;
}
.site-logo__img {
  height: 40px;
  width: auto;
  display: block;
}
@media (max-width: 768px) {
  .site-logo__img { height: 34px; }
  /* On mobile, topbar hides so header goes back to top:0 */
  .page-hero, .portfolio-hero { padding-top: 110px; }
  .hero { padding-top: 110px; }
}

/* Nav */
.site-nav {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}
.nav-item {
  position: relative;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: rgba(255,255,255,0.8);
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-sm);
  transition: color var(--trans-fast);
}
.nav-link:hover, .nav-link.is-active {
  color: var(--clr-white);
}
.nav-link svg {
  width: 14px;
  height: 14px;
  transition: transform var(--trans-fast);
}
.nav-item:hover .nav-link svg { transform: rotate(180deg); }
/* All nav links white — header is always dark bg now */

/* Standard dropdown (unused now but kept for reference) */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-3);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--trans-normal), transform var(--trans-normal);
}
.nav-item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}
.nav-dropdown a {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--clr-text);
  transition: background var(--trans-fast), color var(--trans-fast);
  white-space: nowrap;
}
.nav-dropdown a:hover { background: var(--clr-light); color: var(--clr-orange); }

/* Mega menu — 4 column services */
.nav-mega {
  min-width: 780px;
  padding: var(--sp-5);
  display: grid !important;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
  left: -40px;
  transform: translateX(0) translateY(8px);
}
.nav-item:hover .nav-mega {
  transform: translateX(0) translateY(0);
}
.nav-mega__col { display: flex; flex-direction: column; }
.nav-mega__heading {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--clr-text-light);
  padding: 0 var(--sp-3) var(--sp-2);
  margin-bottom: var(--sp-2);
  border-bottom: 1px solid var(--clr-border);
}
.nav-mega a {
  display: flex !important;
  align-items: center;
  gap: 8px;
  padding: var(--sp-2) var(--sp-3) !important;
  font-size: 0.8rem;
}
.nav-mega a svg { color: var(--clr-orange); flex-shrink: 0; }
.nav-dropdown__icon {
  width: 32px;
  height: 32px;
  background: rgba(255,139,0,0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

/* Header CTA */
.header-cta {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  flex-shrink: 0;
}

/* Mobile toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--sp-2);
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-white);
  border-radius: 2px;
  transition: all var(--trans-normal);
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--clr-dark);
  z-index: calc(var(--z-nav) + 10);
  padding: 7rem var(--sp-6) var(--sp-6);
  flex-direction: column;
  overflow-y: auto;
}
.mobile-menu.is-open { display: flex; }
.mobile-menu__close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: rgba(255,255,255,0.08);
  border: none;
  border-radius: 50%;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  cursor: pointer;
  transition: background var(--trans-fast);
  flex-shrink: 0;
}
.mobile-menu__close:hover { background: rgba(255,255,255,0.18); }
.mobile-menu__nav { display: flex; flex-direction: column; gap: var(--sp-1); }
.mobile-menu__link {
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--clr-white);
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--clr-border-dark);
  transition: color var(--trans-fast);
}
.mobile-menu__link:hover { color: var(--clr-orange); }
.mobile-menu__sub { padding-left: var(--sp-4); margin-top: var(--sp-2); display: flex; flex-direction: column; gap: var(--sp-2); }
.mobile-menu__sub a { font-size: var(--fs-base); color: rgba(255,255,255,0.6); font-weight: 500; }
.mobile-menu__sub a:hover { color: var(--clr-orange); }
.mobile-menu__cta { margin-top: var(--sp-8); }
.mobile-menu__cta .btn { width: 100%; justify-content: center; }

/* Mobile accordion */
.mobile-accordion { border-bottom: 1px solid var(--clr-border-dark); }
.mobile-accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--clr-white);
  padding: var(--sp-3) 0;
  cursor: pointer;
  text-align: left;
}
.mobile-accordion__trigger:hover { color: var(--clr-orange); }
.mobile-accordion__trigger svg { flex-shrink: 0; transition: transform var(--trans-normal); }
.mobile-accordion__body { padding-bottom: var(--sp-4); }
.mobile-accordion__group { margin-bottom: var(--sp-4); }
.mobile-accordion__group-label {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--clr-orange);
  margin-bottom: var(--sp-2);
  padding-left: var(--sp-2);
}
.mobile-accordion__body a {
  display: block;
  padding: var(--sp-2) var(--sp-2);
  font-size: var(--fs-base);
  color: rgba(255,255,255,0.6);
  font-weight: 500;
  border-radius: var(--radius-sm);
}
.mobile-accordion__body a:hover { color: var(--clr-orange); }