/* ==========================================================================
   The Boston Tech Guys — reimagined
   Design system: warm tech, navy + copper, Space Grotesk + Inter
   ========================================================================== */

:root {
  --bg: #FBF7F2;
  --bg-elevated: #FFFFFF;
  --bg-soft: #F2EBE0;
  --ink: #0F1F3D;
  --ink-2: #1A1F2E;
  --ink-3: #5C6473;
  --ink-4: #8A8F99;
  --line: #E8E2D9;
  --line-strong: #D6CFC2;
  --accent: #E0824A;
  --accent-hover: #C9713A;
  --accent-soft: #FBE8D7;
  --accent-ink: #6B3818;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;

  --shadow-sm: 0 1px 2px rgba(15, 31, 61, 0.04), 0 1px 1px rgba(15, 31, 61, 0.04);
  --shadow: 0 4px 16px rgba(15, 31, 61, 0.06), 0 1px 2px rgba(15, 31, 61, 0.04);
  --shadow-lg: 0 24px 48px rgba(15, 31, 61, 0.12), 0 4px 12px rgba(15, 31, 61, 0.06);
  --shadow-accent: 0 12px 32px rgba(224, 130, 74, 0.28);

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  --container: 1180px;
  --gutter: clamp(20px, 4vw, 32px);

  --font-display: 'Space Grotesk', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
input, textarea, select { font: inherit; }

::selection { background: var(--accent); color: var(--bg); }

/* Container */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--ink);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0;
}
h1 { font-size: clamp(2.4rem, 5.5vw, 4.4rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.8vw, 2.8rem); line-height: 1.1; }
h3 { font-size: clamp(1.15rem, 1.8vw, 1.35rem); line-height: 1.25; }
h4 { font-size: 0.95rem; letter-spacing: 0.02em; text-transform: uppercase; color: var(--ink-3); }
p { margin: 0; }

em {
  font-style: italic;
  font-family: 'Source Serif Pro', 'Georgia', serif;
  font-weight: 500;
  color: var(--accent);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
  padding: 6px 12px;
  background: var(--accent-soft);
  border-radius: 999px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: -0.005em;
  border: 1.5px solid transparent;
  transition: all 0.25s var(--ease);
  white-space: nowrap;
  cursor: pointer;
}
.btn-primary {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}
.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-1px);
  box-shadow: var(--shadow-accent);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn-ghost:hover {
  border-color: var(--ink);
  background: var(--bg-elevated);
  transform: translateY(-1px);
}
.btn-text {
  padding: 8px 0;
  color: var(--accent);
  font-weight: 500;
}
.btn-text:hover {
  color: var(--accent-hover);
}
.btn-link {
  padding: 0;
  border: 0;
  border-radius: 0;
  border-bottom: 1px solid currentColor;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 14px 0;
  background: rgba(251, 247, 242, 0.7);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid transparent;
  transition: all 0.3s var(--ease);
}
.site-header.scrolled {
  border-bottom-color: var(--line);
  background: rgba(251, 247, 242, 0.92);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 9px;
  background: var(--ink);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}
.logo-mark svg { width: 22px; height: 22px; }
.nav-links {
  display: flex;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.92rem;
  color: var(--ink-3);
  font-weight: 500;
  transition: all 0.2s var(--ease);
}
.nav-links a:hover {
  color: var(--ink);
  background: var(--bg-soft);
}
.nav-cta {
  padding: 10px 18px;
  font-size: 0.9rem;
}

/* Hero */
.hero {
  position: relative;
  padding: clamp(60px, 9vw, 110px) 0 clamp(80px, 10vw, 130px);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -10%;
  right: -10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(circle at 50% 50%, var(--accent-soft) 0%, transparent 60%);
  opacity: 0.7;
  pointer-events: none;
  z-index: 0;
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
  z-index: 1;
}
.hero-content h1 {
  margin-bottom: 24px;
}
.hero-content .lede {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: var(--ink-3);
  max-width: 540px;
  margin-bottom: 36px;
  line-height: 1.55;
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 48px;
}
.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 540px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.hero-meta > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.hero-meta strong {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--ink);
  font-weight: 600;
  letter-spacing: -0.01em;
}
.hero-meta span {
  font-size: 0.82rem;
  color: var(--ink-3);
  line-height: 1.4;
}

/* Hero visual */
.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 480px;
  justify-self: end;
  width: 100%;
}
.hero-visual .orb {
  position: absolute;
  inset: 8% 8% 8% 8%;
  background: linear-gradient(135deg, var(--accent) 0%, #C9713A 100%);
  border-radius: 50%;
  filter: blur(0.5px);
  box-shadow: 0 30px 80px rgba(224, 130, 74, 0.35), inset 0 -20px 40px rgba(0, 0, 0, 0.15);
  animation: float 8s ease-in-out infinite;
}
.hero-visual .ring {
  position: absolute;
  border: 1.5px solid var(--ink);
  border-radius: 50%;
  opacity: 0.12;
}
.hero-visual .ring-1 { inset: 0; animation: rotate 28s linear infinite; }
.hero-visual .ring-2 { inset: -8%; border-style: dashed; opacity: 0.18; animation: rotate 40s linear infinite reverse; }
.hero-visual .chip {
  position: absolute;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 14px;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink);
  animation: float 6s ease-in-out infinite;
}
.hero-visual .chip svg { width: 20px; height: 20px; color: var(--accent); flex-shrink: 0; }
.hero-visual .chip-1 { top: 6%; left: -4%; animation-delay: -1s; }
.hero-visual .chip-2 { top: 38%; right: -10%; animation-delay: -3s; }
.hero-visual .chip-3 { bottom: 4%; left: 12%; animation-delay: -5s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}
@keyframes rotate {
  to { transform: rotate(360deg); }
}

/* Section head */
.section-head {
  max-width: 720px;
  margin: 0 auto 56px;
  text-align: center;
}
.section-head h2 { margin-bottom: 16px; }
.section-head p {
  font-size: 1.05rem;
  color: var(--ink-3);
  line-height: 1.55;
}

/* Services */
.services {
  padding: clamp(60px, 9vw, 110px) 0;
  background: var(--bg);
}
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.service-card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 28px 26px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: all 0.3s var(--ease);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.service-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card h3 {
  font-size: 1.2rem;
  margin-bottom: 2px;
}
.service-card p {
  color: var(--ink-3);
  font-size: 0.95rem;
  line-height: 1.5;
  flex: 1;
}
.service-card .service-price {
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--ink-3);
  padding-top: 16px;
  border-top: 1px solid var(--line);
  margin-top: 4px;
}
.service-card .service-price strong {
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--ink);
  margin-left: 4px;
}
.service-card .btn-text {
  align-self: flex-start;
  font-size: 0.9rem;
}
.service-cta {
  text-align: center;
  margin-top: 48px;
}

/* About */
.about {
  padding: clamp(60px, 9vw, 110px) 0;
  background: var(--ink);
  color: var(--bg);
  position: relative;
  overflow: hidden;
}
.about::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(800px 400px at 80% 20%, rgba(224, 130, 74, 0.18), transparent 60%),
    radial-gradient(600px 300px at 10% 80%, rgba(224, 130, 74, 0.08), transparent 60%);
  pointer-events: none;
}
.about .container { position: relative; z-index: 1; }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: start;
}
.about h2 { color: var(--bg); margin-bottom: 24px; }
.about .eyebrow {
  background: rgba(224, 130, 74, 0.18);
  color: var(--accent);
}
.about-text p {
  color: rgba(251, 247, 242, 0.78);
  font-size: 1.02rem;
  margin-bottom: 18px;
  line-height: 1.6;
}
.quote {
  margin: 32px 0 0;
  padding: 24px 28px;
  border-left: 3px solid var(--accent);
  background: rgba(251, 247, 242, 0.04);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.quote p {
  font-family: 'Source Serif Pro', Georgia, serif;
  font-style: italic;
  font-size: 1.08rem;
  line-height: 1.55;
  color: var(--bg);
  margin-bottom: 12px;
}
.quote cite {
  font-style: normal;
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 500;
  letter-spacing: 0.02em;
}
.values {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.value {
  padding: 24px;
  background: rgba(251, 247, 242, 0.05);
  border: 1px solid rgba(251, 247, 242, 0.1);
  border-radius: var(--radius);
  transition: all 0.3s var(--ease);
}
.value:hover {
  background: rgba(251, 247, 242, 0.08);
  border-color: rgba(224, 130, 74, 0.4);
}
.value h3 {
  color: var(--bg);
  font-size: 1.1rem;
  margin-bottom: 8px;
}
.value p {
  color: rgba(251, 247, 242, 0.72);
  font-size: 0.95rem;
  line-height: 1.55;
}

/* Contact */
.contact {
  padding: clamp(60px, 9vw, 110px) 0;
}
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1fr;
  gap: clamp(40px, 5vw, 64px);
  align-items: start;
}
.contact-info h2 { margin-bottom: 20px; }
.contact-info > p {
  color: var(--ink-3);
  font-size: 1.05rem;
  margin-bottom: 36px;
  line-height: 1.55;
}
.contact-list {
  list-style: none;
  margin: 0 0 32px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.contact-list li {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 16px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.contact-list li:last-child { border-bottom: 0; }
.contact-list strong {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--ink-3);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  padding-top: 2px;
}
.contact-list a {
  color: var(--ink);
  font-weight: 500;
  font-size: 1.02rem;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s var(--ease);
}
.contact-list a:hover { border-bottom-color: var(--accent); }
.contact-list span {
  color: var(--ink-2);
  font-size: 0.98rem;
  line-height: 1.5;
}

/* Form */
.contact-form {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow);
}
.contact-form h3 {
  font-size: 1.25rem;
  margin-bottom: 6px;
}
.form-sub {
  color: var(--ink-3);
  font-size: 0.92rem;
  margin-bottom: 24px;
}
.contact-form label {
  display: block;
  margin-bottom: 18px;
}
.contact-form label > span {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 6px;
  letter-spacing: 0.005em;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg);
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  color: var(--ink);
  font-size: 0.98rem;
  transition: all 0.2s var(--ease);
  font-family: inherit;
  resize: vertical;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--ink);
  background: var(--bg-elevated);
  box-shadow: 0 0 0 4px rgba(15, 31, 61, 0.06);
}
.contact-form .btn { width: 100%; padding: 16px; margin-top: 6px; }

/* Footer */
.site-footer {
  padding: 56px 0 32px;
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.site-footer .nav-logo { margin-bottom: 14px; }
.site-footer p {
  font-size: 0.92rem;
  color: var(--ink-3);
  line-height: 1.55;
  max-width: 320px;
}
.site-footer h4 { margin-bottom: 14px; }
.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.site-footer a {
  font-size: 0.92rem;
  color: var(--ink-3);
  transition: color 0.2s var(--ease);
}
.site-footer a:hover { color: var(--ink); }
.site-footer li {
  font-size: 0.92rem;
  color: var(--ink-3);
}
.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--ink-3);
}

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.in {
  opacity: 1;
  transform: translateY(0);
}
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
.reveal[data-delay="4"] { transition-delay: 0.32s; }
.reveal[data-delay="5"] { transition-delay: 0.4s; }
.reveal[data-delay="6"] { transition-delay: 0.48s; }
.reveal[data-delay="7"] { transition-delay: 0.56s; }
.reveal[data-delay="8"] { transition-delay: 0.64s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* Responsive */
@media (max-width: 920px) {
  .nav-links { display: none; }
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero-visual {
    max-width: 360px;
    margin: 0 auto;
    order: -1;
  }
  .hero-meta {
    grid-template-columns: 1fr 1fr;
  }
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .nav-cta { display: none; }
  .hero { padding-top: 48px; }
  .hero-meta {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
  }
  .contact-form { padding: 24px; }
  .contact-list li {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}