:root {
  --purple-deep: #331A84;
  --purple-deep-hover: #2a1570;
  --navy-dark: #170A4B;
  --body-text: #595E6B;
  --muted-text: #A4A4A4;
  --border-gray: #CFCFCF;
  --page-bg: #E4E4E4;
  --off-white: #FAFAFA;
  --white: #FFFFFF;

  --tracking-tight: -0.04em;
  --tracking-wide: 0.02em;

  --container-width: 1200px;
  --radius-sm: 6px;
  --radius-md: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Geist', -apple-system, BlinkMacSystemFont, 'Inter', sans-serif;
  background: var(--page-bg);
  color: var(--body-text);
}

img, svg {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  min-height: 92vh;
  background-color: var(--page-bg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.hero-tint {
  position: absolute;
  inset: 0;
  background: url('../img/hero-tint.webp') center/cover no-repeat;
  z-index: 0;
  pointer-events: none;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  mix-blend-mode: plus-lighter;
  opacity: 0.35;
  pointer-events: none;
}

.hero-fade {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 15.5%;
  background: linear-gradient(to bottom, rgba(228, 228, 228, 0) 0%, var(--page-bg) 58%, var(--page-bg) 100%);
  z-index: 2;
  pointer-events: none;
}

.navbar-wrap {
  position: relative;
  z-index: 3;
  padding: 28px 24px 0;
}

.navbar {
  max-width: var(--container-width);
  margin: 0 auto;
  height: 66px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-radius: var(--radius-md);
  background: rgba(20, 8, 66, 0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .navbar {
    background: rgba(20, 8, 66, 0.55);
  }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 48px;
}

.nav-links a {
  font-weight: 300;
  font-size: 20px;
  line-height: 1.3;
  letter-spacing: var(--tracking-tight);
  color: var(--white);
  transition: opacity 0.2s ease;
}

.nav-links a:hover {
  opacity: 0.7;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
}

.hero-content {
  position: relative;
  z-index: 3;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 24px;
}

.hero-content h1 {
  margin: 0;
  font-weight: 300;
  font-size: clamp(2.25rem, 5vw, 4.5rem);
  line-height: 1.03;
  letter-spacing: var(--tracking-tight);
  color: var(--off-white);
}

/* ---------- Contact section ---------- */

.contact-section {
  padding: 96px 0 120px;
}

.two-col {
  display: grid;
  grid-template-columns: minmax(280px, 460px) 1fr;
  gap: 60px;
}

.contact-info h2 {
  margin: 0 0 20px;
  font-weight: 300;
  font-size: clamp(1.75rem, 3.2vw, 3.25rem);
  line-height: 1.12;
  letter-spacing: var(--tracking-tight);
  color: var(--purple-deep);
}

.contact-info .lead {
  margin: 0 0 32px;
  font-size: 16px;
  line-height: 1.375;
  letter-spacing: var(--tracking-wide);
  color: var(--body-text);
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.info-list a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border: 1px solid var(--border-gray);
  border-radius: var(--radius-sm);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.info-list a:hover {
  border-color: var(--purple-deep);
  background: rgba(51, 26, 132, 0.04);
}

.info-icon {
  display: flex;
  flex-shrink: 0;
}

.info-text {
  flex: 1;
  font-size: 16px;
  line-height: 1.375;
  letter-spacing: var(--tracking-wide);
  color: var(--body-text);
}

.info-arrow {
  display: flex;
  flex-shrink: 0;
}

/* ---------- Form ---------- */

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.field label {
  font-size: 14px;
  line-height: 1.14;
  letter-spacing: var(--tracking-wide);
  color: var(--body-text);
}

.field input,
.field textarea,
.phone-field {
  width: 100%;
  border: 1px solid var(--border-gray);
  border-radius: var(--radius-md);
  background: transparent;
  font-family: inherit;
  font-size: 14px;
  letter-spacing: var(--tracking-wide);
  color: var(--body-text);
  padding: 12px 14px;
}

.field input,
.field textarea {
  outline: none;
  transition: border-color 0.2s ease;
}

.field input:focus,
.field textarea:focus,
.phone-field:focus-within {
  border-color: var(--purple-deep);
}

.field textarea {
  min-height: 117px;
  resize: vertical;
}

.field textarea::placeholder,
.field input::placeholder {
  color: var(--muted-text);
}

.phone-field {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 14px;
}

.phone-field .phone-prefix {
  color: var(--navy-dark);
  flex-shrink: 0;
}

.phone-field input {
  border: none;
  padding: 0;
  flex: 1;
}

.submit-btn {
  margin-top: 4px;
  padding: 16px 24px;
  border: none;
  border-radius: var(--radius-md);
  background: var(--purple-deep);
  color: var(--off-white);
  font-family: inherit;
  font-size: 14px;
  letter-spacing: var(--tracking-wide);
  cursor: pointer;
  transition: background 0.2s ease;
}

.submit-btn:hover {
  background: var(--purple-deep-hover);
}

.form-status {
  margin: 0;
  min-height: 20px;
  font-size: 14px;
  color: var(--purple-deep);
}

/* ---------- Footer ---------- */

.site-footer {
  background: url('../img/footer-bg.jpg') center/cover no-repeat;
  padding-top: 80px;
}

.footer-top {
  display: grid;
  grid-template-columns: minmax(220px, 280px) 1fr;
  gap: 60px;
  padding-bottom: 56px;
}

.footer-brand .tagline {
  margin: 20px 0 32px;
  font-size: 16px;
  line-height: 1.375;
  letter-spacing: var(--tracking-wide);
  color: var(--off-white);
}

.footer-brand h3 {
  margin: 0 0 12px;
  font-weight: 400;
  font-size: 16px;
  letter-spacing: var(--tracking-wide);
  color: var(--off-white);
}

.footer-brand .address {
  margin: 0;
  font-size: 16px;
  line-height: 1.375;
  letter-spacing: var(--tracking-wide);
  color: var(--muted-text);
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(120px, 1fr));
  gap: 32px;
}

.footer-col h4 {
  margin: 0 0 16px;
  font-weight: 400;
  font-size: 16px;
  letter-spacing: var(--tracking-wide);
  color: var(--off-white);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col a {
  font-size: 16px;
  line-height: 1.375;
  letter-spacing: var(--tracking-wide);
  color: var(--muted-text);
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--off-white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 24px 24px 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  margin: 0;
  font-size: 14px;
  letter-spacing: var(--tracking-wide);
  color: var(--muted-text);
}

.footer-legal {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-legal a {
  font-size: 14px;
  letter-spacing: var(--tracking-wide);
  color: var(--muted-text);
  transition: color 0.2s ease;
}

.footer-legal a:hover {
  color: var(--off-white);
}

/* ---------- Responsive ---------- */

@media (max-width: 1024px) {
  .two-col {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: rgba(20, 8, 66, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: var(--radius-md);
    padding: 8px;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.25s ease, opacity 0.2s ease;
  }

  .nav-links.is-open {
    max-height: 240px;
    opacity: 1;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    width: 100%;
    padding: 12px 16px;
  }

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

  .footer-cols {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .footer-cols {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}