/* =========================================================
   Matt Bevilacqua — Portfolio
   Modern minimalist stylesheet
   White background / black text, accent #024D7D
   ========================================================= */

:root {
  --color-bg: #ffffff;
  --color-text: #111111;
  --color-text-soft: #4a4a4a;
  --color-accent: #024D7D;
  --color-accent-light: #3f89b0;
  --color-border: #e4e4e4;
  --max-width: 1240px;
  --nav-height: 88px;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--color-text);
  margin: 0 0 0.5em;
  letter-spacing: 0.01em;
}

h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); line-height: 1.05; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); line-height: 1.15; }
h3 { font-size: 1.35rem; font-weight: 600; }

p { margin: 0 0 1.2em; color: var(--color-text-soft); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1em;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: transparent;
  cursor: pointer;
  transition: background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.btn:hover {
  background: var(--color-text);
  color: #fff;
}
.btn-accent {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: #fff;
}
.btn-accent:hover {
  background: #013a5f;
  border-color: #013a5f;
  color: #fff;
}
.btn-light {
  border-color: rgba(255,255,255,0.7);
  color: #fff;
}
.btn-light:hover {
  background: #fff;
  color: var(--color-text);
}

/* =========================
   Header / Navigation
   ========================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.nav-wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.02rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-text);
  white-space: nowrap;
}
.logo span { color: var(--color-accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-links a {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text);
  position: relative;
  padding: 6px 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width 0.3s var(--ease);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}
.nav-links a.active { color: var(--color-accent); }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 600;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}
.hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =========================
   Footer
   ========================= */
.site-footer {
  background: var(--color-accent);
  color: #fff;
  margin-top: 120px;
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 72px 32px 40px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 48px;
}
.footer-brand .logo { color: #fff; font-size: 1.1rem; }
.footer-brand .logo span { color: #cfe6f3; }
.footer-brand p {
  color: rgba(255,255,255,0.75);
  margin-top: 16px;
  max-width: 340px;
  font-size: 0.94rem;
}
.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: 18px;
}
.footer-col a, .footer-col p {
  display: block;
  color: rgba(255,255,255,0.9);
  font-size: 0.92rem;
  margin-bottom: 12px;
}
.footer-col a:hover { color: #fff; text-decoration: underline; }
.footer-social {
  display: flex;
  gap: 16px;
  margin-top: 4px;
}
.footer-social a {
  width: 38px;
  height: 38px;
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
}
.footer-social a:hover { background: rgba(255,255,255,0.15); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.2);
  padding: 22px 32px;
  text-align: center;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.65);
}

/* =========================
   Hero (generic, used across pages)
   ========================= */
.page-hero {
  position: relative;
  height: 46vh;
  min-height: 320px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: #012238;
}
.page-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(1,20,33,0.65) 0%, rgba(1,20,33,0.1) 55%);
  z-index: 1;
}
.page-hero-content {
  position: relative;
  z-index: 2;
  color: #fff;
  padding: 0 32px 56px;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}
.page-hero-content .eyebrow { color: #bfe0f0; }
.page-hero-content h1 { color: #fff; margin-bottom: 0; }

/* =========================
   Home page
   ========================= */
.home-hero {
  position: relative;
  height: 86vh;
  min-height: 560px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.home-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.home-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(1,20,33,0.35) 0%, rgba(1,20,33,0.55) 100%);
  z-index: 1;
}
.home-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
  padding: 0 24px;
}
.home-hero-content .eyebrow { color: #cfeaf6; }
.home-hero-content h1 { color: #fff; }
.home-hero-content p {
  color: rgba(255,255,255,0.88);
  max-width: 520px;
  margin: 0 auto 28px;
  font-size: 1.05rem;
}

.home-grid-section {
  padding: 96px 0 40px;
}
.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 40px;
  gap: 24px;
  flex-wrap: wrap;
}
.section-heading p { margin: 0; max-width: 380px; }

.image-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.image-grid figure {
  margin: 0;
  overflow: hidden;
  position: relative;
  aspect-ratio: 4 / 3;
}
.image-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.image-grid a:hover img { transform: scale(1.06); }
.image-grid figcaption {
  position: absolute;
  left: 16px;
  bottom: 14px;
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

.intro-strip {
  padding: 110px 0;
  text-align: center;
}
.intro-strip .eyebrow { display: block; }
.intro-strip h2 { max-width: 720px; margin: 0 auto 24px; }
.intro-strip p { max-width: 560px; margin: 0 auto 32px; }

/* =========================
   About page
   ========================= */
.about-section {
  padding: 96px 0;
}
.about-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 72px;
  align-items: center;
}
.about-portrait {
  overflow: hidden;
}
.about-portrait img { width: 100%; aspect-ratio: 4/5; object-fit: cover; }
.about-copy .eyebrow { display: block; }
.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 44px 0;
  padding: 32px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.about-stats div strong {
  display: block;
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 6px;
}
.about-stats div span {
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}
.pull-quote {
  border-left: 3px solid var(--color-accent);
  padding-left: 24px;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-style: italic;
  color: var(--color-text);
  margin: 40px 0;
}

/* =========================
   Gallery page + Lightbox
   ========================= */
.gallery-section { padding: 80px 0 120px; }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 260px;
  gap: 20px;
}
.gallery-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  background: #eee;
}
.gallery-item.tall { grid-row: span 2; }
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item .zoom-hint {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(1,34,56,0);
  color: #fff;
  opacity: 0;
  transition: opacity 0.3s var(--ease), background 0.3s var(--ease);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.gallery-item:hover .zoom-hint {
  opacity: 1;
  background: rgba(1,34,56,0.35);
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(2,10,17,0.94);
  padding: 40px;
}
.lightbox.is-open { display: flex; }
.lightbox img {
  max-width: 90vw;
  max-height: 82vh;
  width: auto;
  object-fit: contain;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  font-family: var(--font-body);
}
.lightbox-close {
  top: 28px;
  right: 32px;
  font-size: 1rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 8px;
}
.lightbox-prev, .lightbox-next {
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  padding: 12px 18px;
  opacity: 0.75;
}
.lightbox-prev:hover, .lightbox-next:hover, .lightbox-close:hover { opacity: 1; }
.lightbox-prev { left: 12px; }
.lightbox-next { right: 12px; }
.lightbox-counter {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.7);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
}

/* =========================
   Dive with Me page
   ========================= */
.dive-intro { padding: 96px 0 40px; }
.dive-intro .about-layout { grid-template-columns: 1.15fr 0.85fr; }

.highlights {
  padding: 40px 0 100px;
}
.highlight-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}
.highlight-card {
  border: 1px solid var(--color-border);
  padding: 40px 28px;
  text-align: left;
}
.highlight-card .icon {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-family: var(--font-display);
  font-size: 1.3rem;
}
.highlight-card h3 { margin-bottom: 10px; }
.highlight-card p { margin: 0; font-size: 0.94rem; }

.dive-gallery-strip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 24px;
}
.dive-gallery-strip img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/3; }

.cta-band {
  background: #f5f8fa;
  padding: 90px 0;
  text-align: center;
  margin-top: 40px;
}
.cta-band h2 { max-width: 640px; margin: 0 auto 24px; }

/* =========================
   Contact page
   ========================= */
.contact-section { padding: 96px 0 120px; }
.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 72px;
}
.contact-info h3 { margin-top: 32px; margin-bottom: 8px; }
.contact-info h3:first-child { margin-top: 0; }
.contact-info p { margin-bottom: 4px; }
.contact-info .footer-social { margin-top: 20px; }
.contact-info .footer-social a {
  border-color: var(--color-border);
  color: var(--color-text);
}
.contact-info .footer-social a:hover { background: var(--color-accent); border-color: var(--color-accent); color: #fff; }

.form-note {
  font-size: 0.82rem;
  color: var(--color-text-soft);
  background: #f5f8fa;
  border-left: 3px solid var(--color-accent);
  padding: 14px 18px;
  margin-bottom: 28px;
}

.form-row { margin-bottom: 24px; }
.form-row label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-soft);
  margin-bottom: 10px;
}
.form-row input,
.form-row textarea {
  width: 100%;
  border: none;
  border-bottom: 1px solid var(--color-border);
  padding: 12px 2px;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  background: transparent;
  transition: border-color 0.3s var(--ease);
}
.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}
.form-row textarea { resize: vertical; min-height: 130px; }

.form-status {
  margin-top: 18px;
  font-size: 0.85rem;
  color: var(--color-accent);
  display: none;
}
.form-status.is-visible { display: block; }

/* =========================
   Responsive
   ========================= */
@media (max-width: 900px) {
  .about-layout, .contact-layout, .dive-intro .about-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .about-stats { grid-template-columns: repeat(3, 1fr); }
  .image-grid { grid-template-columns: 1fr 1fr; }
  .highlight-grid { grid-template-columns: 1fr 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 240px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  :root { --nav-height: 72px; }

  .nav-links {
    position: fixed;
    top: var(--nav-height);
    right: 0;
    width: 82%;
    max-width: 340px;
    height: calc(100vh - var(--nav-height));
    background: #fff;
    box-shadow: -8px 0 30px rgba(0,0,0,0.08);
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    gap: 0;
    padding: 24px 32px;
    transform: translateX(100%);
    transition: transform 0.4s var(--ease);
    z-index: 400;
  }
  .nav-links.is-open { transform: translateX(0); }
  .nav-links a {
    width: 100%;
    padding: 18px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.95rem;
  }
  .hamburger { display: flex; }

  .image-grid { grid-template-columns: 1fr; }
  .highlight-grid { grid-template-columns: 1fr; }
  .dive-gallery-strip { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr 1fr; grid-auto-rows: 190px; }
  .gallery-item.tall { grid-row: span 1; }
  .about-stats { grid-template-columns: 1fr; gap: 20px; text-align: left; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; padding: 56px 24px 32px; }
  .lightbox-prev, .lightbox-next { font-size: 1.5rem; padding: 8px 12px; }
}

@media (max-width: 480px) {
  .container, .nav-wrap, .footer-inner, .page-hero-content, .footer-bottom { padding-left: 20px; padding-right: 20px; }
  .home-hero-content p { font-size: 0.95rem; }
}