/* ---------- Reset & base ---------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-bg: #faf8f5;
  --color-bg-alt: #f1ece3;
  --color-surface: #ffffff;
  --color-text: #23262b;
  --color-text-muted: #5c6169;
  --color-accent: #265e64;
  --color-accent-dark: #1a4349;
  --color-border: #e3ddd0;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --max-width: 1080px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

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

h1, h2, h3 {
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2.25rem, 4vw, 3.25rem);
}

h2 {
  font-size: clamp(1.6rem, 2.6vw, 2.1rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

p {
  color: var(--color-text-muted);
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

section {
  padding: 72px 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-intro {
  max-width: 640px;
  margin-bottom: 2.5rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 13px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-accent-dark);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 2rem;
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 248, 245, 0.92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.nav-logo {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text);
}

.nav-links .btn {
  padding: 10px 20px;
}

.nav-links .btn.btn-primary {
  border-radius: 999px;
  background: transparent;
  color: var(--color-accent);
  border: 1.5px solid var(--color-accent);
}

.nav-links .btn.btn-primary:hover {
  background: var(--color-accent);
  color: #fff;
}

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

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--color-text);
  display: block;
}

/* ---------- Hero ---------- */
.hero {
  padding: 96px 0 80px;
}

.hero h1 {
  max-width: 760px;
}

.about-hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-photo img {
  width: 50%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center 50%;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  margin-left: auto;
  margin-right: 150px;
}

@media (max-width: 860px) {
  .about-hero-grid {
    grid-template-columns: 1fr;
  }

  .about-photo {
    max-width: 280px;
    margin: 0 auto;
    order: -1;
  }

  .about-photo img {
    margin: 0 auto;
  }
}

.hero .lede {
  max-width: 560px;
  font-size: 1.15rem;
  margin-top: 1.25rem;
}

/* ---------- Stats ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 2.5rem 0;
}

.stat .num {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--color-accent-dark);
  display: block;
}

.stat .label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

/* ---------- Cards / grid ---------- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 2rem;
}

.card .icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--color-bg-alt);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.card a.card-link {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-accent);
}

/* ---------- Callout ---------- */
.callout {
  background: var(--color-accent);
  color: #fff;
  border-radius: 12px;
  padding: 3rem;
}

.callout h2,
.callout p {
  color: #fff;
}

.callout p {
  opacity: 0.9;
  max-width: 640px;
}

/* ---------- Services detail ---------- */
.service-block {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 2.5rem;
  padding: 3rem 0;
  border-bottom: 1px solid var(--color-border);
}

.service-block:last-of-type {
  border-bottom: none;
}

.service-block ul {
  margin-top: 1.25rem;
}

.service-block ul li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.6rem;
  color: var(--color-text-muted);
}

.service-block ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* ---------- About / timeline ---------- */
.about-intro {
  max-width: 760px;
  font-size: 1.1rem;
}

.timeline {
  margin-top: 1rem;
}

.timeline-item {
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--color-border);
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2rem;
}

.timeline-item:first-child {
  padding-top: 0;
}

.timeline-item .when {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.02em;
}

.timeline-item .where {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 0.15rem;
}

.timeline-item h3 {
  margin-bottom: 0.4rem;
}

.education-list {
  margin-top: 1rem;
}

.education-list li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}

.education-list li:last-child {
  border-bottom: none;
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 3rem;
}

.contact-info .info-item {
  margin-bottom: 1.75rem;
}

.contact-info .info-item .label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 0.3rem;
}

.contact-info .info-item .value {
  font-size: 1.05rem;
  font-weight: 500;
}

form.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 2.25rem;
}

.form-row {
  margin-bottom: 1.25rem;
}

.form-row label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.form-row input,
.form-row textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--color-bg);
  color: var(--color-text);
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

.form-note {
  font-size: 0.85rem;
  margin-top: 1rem;
  color: var(--color-text-muted);
}

.form-status {
  margin-top: 1rem;
  font-size: 0.9rem;
  display: none;
}

.form-status.visible {
  display: block;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 40px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-inner p {
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

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

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .stats {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .service-block {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 0.4rem;
  }

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

@media (max-width: 720px) {
  .nav-links {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem 24px;
    gap: 1.25rem;
    transform: translateY(-150%);
    transition: transform 0.2s ease;
  }

  .nav-links.open {
    transform: translateY(0);
  }

  .nav-toggle {
    display: flex;
  }
}