/* ===== Aperture AI ===== */

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

:root {
  --black:      #0A0A0A;
  --gray-900:   #141414;
  --gray-800:   #1C1C1C;
  --gray-700:   #2D2D2D;
  --gray-500:   #6B6B6B;
  --gray-400:   #8A8A8A;
  --gray-300:   #B0B0B0;
  --gray-200:   #D4D4D4;
  --gray-100:   #EEEEEE;
  --off-white:  #F8F8F8;
  --white:      #FFFFFF;
  --accent:     #2563EB;
  --accent-hover: #1D4ED8;

  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --container-max: 1100px;
  --section-pad: clamp(5rem, 10vw, 8rem);
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font);
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* --- Utilities --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.section-heading {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--black);
  line-height: 1.2;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}

.section {
  padding: var(--section-pad) 0;
}

.section-alt {
  background: var(--off-white);
}

.section-dark {
  background: var(--black);
  color: var(--white);
}

.section-dark .section-label {
  color: var(--gray-400);
}

.section-dark .section-heading {
  color: var(--white);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.25s var(--ease);
  cursor: pointer;
  border: none;
  font-family: var(--font);
}

.btn-primary {
  background: var(--black);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--gray-700);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.section-dark .btn-primary {
  background: var(--white);
  color: var(--black);
}

.section-dark .btn-primary:hover {
  background: var(--gray-100);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.08);
}

/* --- Navigation --- */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-100);
  transition: background 0.3s var(--ease);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--black);
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--gray-500);
  font-size: 0.9rem;
  font-weight: 500;
  position: relative;
}

.nav-links a:not(.nav-cta)::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: var(--black);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}

.nav-links a:not(.nav-cta):hover::after {
  transform: scaleX(1);
}

.nav-links a:hover {
  color: var(--black);
}

.nav-cta {
  background: var(--black);
  color: var(--white) !important;
  padding: 0.5rem 1.25rem;
  border-radius: 6px;
  font-weight: 600;
}

.nav-cta:hover {
  background: var(--gray-700) !important;
  color: var(--white) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--black);
  border-radius: 2px;
  transition: all 0.3s var(--ease);
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(10,10,10,0.92) 0%, rgba(10,10,10,0.75) 50%, rgba(37,99,235,0.15) 100%),
    url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?w=1600&q=80') center/cover no-repeat;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-top: 64px;
}

.hero-label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  max-width: 700px;
}

.hero-sub {
  font-size: clamp(1.05rem, 1.8vw, 1.2rem);
  color: rgba(255,255,255,0.6);
  max-width: 520px;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.btn-hero {
  background: var(--white);
  color: var(--black);
  padding: 1rem 2.25rem;
  font-weight: 700;
  border-radius: 6px;
}

.btn-hero:hover {
  background: var(--gray-100);
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.25);
}

/* --- Services (zig-zag) --- */
.section-services {
  background: var(--white);
}

.service-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 5rem;
}

.service-row:last-child {
  margin-bottom: 0;
}

.service-row-reverse {
  direction: rtl;
}

.service-row-reverse > * {
  direction: ltr;
}

.service-image {
  border-radius: 12px;
  overflow: hidden;
}

.service-image img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}

.service-row:hover .service-image img {
  transform: scale(1.03);
}

.service-text h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

.service-text p {
  font-size: 1.05rem;
  color: var(--gray-500);
  line-height: 1.75;
}

/* --- Credentials --- */
.credentials-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 5rem;
  margin-top: 1rem;
}

.credentials-text p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--gray-700);
}

.credentials-text p + p {
  margin-top: 1rem;
}

.credentials-text strong {
  color: var(--black);
}

.credentials-roles h4 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: 0.5rem;
}

.credentials-roles h4 + h4,
.credentials-roles ul + h4 {
  margin-top: 1.75rem;
}

.credentials-roles ul {
  list-style: none;
  padding: 0;
}

.credentials-roles li {
  font-size: 0.95rem;
  color: var(--gray-700);
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--gray-100);
}

.credentials-roles li:last-child {
  border-bottom: none;
}

/* --- Media --- */
.media-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.media-card {
  display: block;
  padding: 1.75rem;
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  transition: all 0.3s var(--ease);
}

.media-card:hover {
  border-color: var(--gray-300);
  box-shadow: 0 8px 30px rgba(0,0,0,0.06);
  transform: translateY(-3px);
}

.media-type {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(37, 99, 235, 0.08);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  margin-bottom: 0.75rem;
}

.media-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--black);
  line-height: 1.4;
  margin-bottom: 0.5rem;
}

.media-card:hover h3 {
  color: var(--accent);
}

.media-source {
  font-size: 0.85rem;
  color: var(--gray-400);
}

/* --- Contact --- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.contact-sub {
  font-size: 1.05rem;
  color: var(--gray-400);
  max-width: 440px;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.contact-details {
  margin-bottom: 2rem;
}

.contact-detail-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 0.25rem;
}

.contact-email {
  color: var(--white);
  font-weight: 500;
  font-size: 1rem;
}

.contact-email:hover {
  color: var(--accent);
}

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

/* Contact Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

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

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--gray-400);
}

.form-group input,
.form-group textarea {
  background: rgba(255,255,255,0.06);
  border: 1.5px solid rgba(255,255,255,0.15);
  border-radius: 6px;
  padding: 0.8rem 1rem;
  font-size: 0.95rem;
  color: var(--white);
  font-family: var(--font);
  transition: border-color 0.2s var(--ease);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255,255,255,0.25);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: rgba(255,255,255,0.4);
}

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

.btn-submit {
  background: var(--white);
  color: var(--black);
  font-weight: 700;
  align-self: flex-start;
  padding: 0.85rem 2.25rem;
}

.btn-submit:hover {
  background: var(--gray-100);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

/* --- Footer --- */
.site-footer {
  background: var(--off-white);
  padding: 3.5rem 0 2rem;
  font-size: 0.88rem;
  color: var(--gray-500);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: start;
}

.footer-brand {
  max-width: 340px;
}

.footer-brand .nav-logo {
  display: block;
  margin-bottom: 0.75rem;
}

.footer-brand p {
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-links a {
  color: var(--gray-500);
  font-weight: 500;
}

.footer-links a:hover {
  color: var(--black);
}

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--gray-200);
  font-size: 0.8rem;
  color: var(--gray-400);
}

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .hero {
    min-height: 70vh;
  }

  .service-row,
  .service-row-reverse {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    direction: ltr;
    margin-bottom: 3rem;
  }

  .service-image img {
    height: 220px;
  }

  .credentials-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .media-grid {
    grid-template-columns: 1fr;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--gray-100);
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links li {
    list-style: none;
  }

  .nav-links a {
    font-size: 1rem;
    display: block;
    padding: 0.75rem clamp(1.25rem, 4vw, 2.5rem);
  }

  .nav-links a:hover {
    background: var(--off-white);
  }

  .nav-links a::after {
    display: none;
  }

  .nav-links .nav-cta {
    margin: 0.5rem clamp(1.25rem, 4vw, 2.5rem) 0.75rem;
    text-align: center;
    border-radius: 6px;
  }

  .nav-toggle {
    display: flex;
  }

  .footer-inner {
    flex-direction: column;
    gap: 1.5rem;
  }

  .contact-actions {
    flex-direction: column;
  }

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

  .btn-submit {
    align-self: stretch;
  }
}