* {
  box-sizing: border-box;
}

:root {
  --bg: #0a0a0a;
  --bg-soft: #111111;
  --card: #171717;
  --card-soft: #202020;
  --border: rgba(255, 255, 255, 0.14);
  --text: #ffffff;
  --muted: #b6b6b6;

  --accent: #a90f24;
  --accent-dark: #7f0b1b;
  --accent-bright: #c8102e;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    var(--bg);
  background-size: 48px 48px;
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
}

.hero {
  min-height: 100vh;
  background:
    linear-gradient(rgba(0, 0, 0, 0.25), rgba(0, 0, 0, 0.88)),
    url("images/tess-hero.jpg");
  background-size: cover;
  background-position: center;
  position: relative;
  display: flex;
  flex-direction: column;
}

.hero-photo-credit {
  position: absolute;
  right: 8%;
  bottom: 24px;
  z-index: 2;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.45);
  color: rgba(255, 255, 255, 0.75);
  font-size: 12px;
  line-height: 1;
}

.hero-photo-credit a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-weight: 700;
}

.hero-photo-credit a:hover {
  color: var(--accent-bright);
}

.nav {
  width: 100%;
  padding: 24px 8%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-weight: 700;
  letter-spacing: 0.5px;
}

.nav-links {
  display: flex;
  gap: 24px;
}

.nav-links a {
  text-decoration: none;
  font-size: 14px;
  opacity: 0.85;
  transition: opacity 0.2s ease, color 0.2s ease;
}

.nav-links a:hover {
  opacity: 1;
  color: var(--accent-bright);
}

.hero-content {
  margin-top: auto;
  padding: 0 8% 90px;
  max-width: 850px;
}

.eyebrow,
.section-label {
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 13px;
  color: var(--accent-bright);
  font-weight: 700;
}

h1 {
  font-size: clamp(48px, 8vw, 92px);
  line-height: 0.95;
  margin: 12px 0 24px;
}

.hero-text {
  font-size: 22px;
  max-width: 680px;
  margin-bottom: 32px;
  color: var(--muted);
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.button {
  display: inline-block;
  background: var(--accent);
  color: #ffffff;
  padding: 14px 22px;
  text-decoration: none;
  font-weight: 700;
  border-radius: 999px;
  transition: background 0.2s ease, transform 0.2s ease;
}

.button:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
}

.secondary-button {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.secondary-button:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Quote */

.quote-section {
  padding: 70px 8%;
  background: #000000;
  text-align: center;
}

.quote-section p {
  max-width: 950px;
  margin: 0 auto;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.15;
  color: var(--text);
  font-weight: 700;
}

/* General sections */

.section {
  padding: 80px 8%;
  max-width: 1100px;
  margin: 0 auto;
}

.dark-section {
  max-width: none;
  background: var(--bg-soft);
}

.dark-section > * {
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

h2 {
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.05;
  margin: 10px 0 24px;
}

p {
  font-size: 18px;
  max-width: 780px;
  color: var(--muted);
}

.section-intro {
  margin-bottom: 36px;
}

/* Timeline */

.timeline-section {
  position: relative;
}

.timeline {
  margin-top: 34px;
  position: relative;
  display: grid;
  gap: 14px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 92px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(var(--accent-bright), rgba(255, 255, 255, 0.10));
}

.timeline-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 26px;
  position: relative;
}

.timeline-year {
  font-weight: 900;
  color: var(--accent-bright);
  font-size: 15px;
  padding-top: 7px;
  text-transform: uppercase;
}

.timeline-content {
  background: var(--card);
  padding: 18px 22px;
  border-radius: 14px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  position: relative;
}

.timeline-content::before {
  content: "";
  position: absolute;
  left: -35px;
  top: 24px;
  width: 11px;
  height: 11px;
  background: var(--accent-bright);
  border-radius: 999px;
  box-shadow: 0 0 0 5px rgba(169, 15, 36, 0.18);
}

.timeline-content h3 {
  margin-top: 0;
  margin-bottom: 6px;
  font-size: 18px;
  color: var(--text);
}

.timeline-content p {
  margin-bottom: 0;
  font-size: 15px;
  line-height: 1.55;
}

.timeline-item.highlight .timeline-content {
  background: var(--card);
  border-color: var(--border);
  border-left: 3px solid var(--accent);
}

/* Gallery */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 36px;
}

.gallery-item {
  display: block;
  overflow: hidden;
  border-radius: 14px;
  background: #222222;
  border: 1px solid var(--border);
  padding: 0;
  cursor: pointer;
  appearance: none;
}

.gallery-item img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.gallery-item:hover img {
  transform: scale(1.05);
  filter: brightness(1.08);
}

/* Lightbox */

.no-scroll {
  overflow: hidden;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(0, 0, 0, 0.92);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 40px 80px;
}

.lightbox.is-open {
  display: flex;
}

.lightbox img {
  max-width: 100%;
  max-height: 86vh;
  object-fit: contain;
  border-radius: 12px;
  box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
}

.lightbox-close,
.lightbox-arrow {
  position: fixed;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  cursor: pointer;
}

.lightbox-close:hover,
.lightbox-arrow:hover {
  background: var(--accent);
  border-color: var(--accent-bright);
}

.lightbox-close {
  top: 24px;
  right: 28px;
  width: 46px;
  height: 46px;
  font-size: 34px;
  line-height: 1;
}

.lightbox-arrow {
  top: 50%;
  transform: translateY(-50%);
  width: 54px;
  height: 54px;
  font-size: 46px;
  line-height: 0.8;
}

.lightbox-prev {
  left: 24px;
}

.lightbox-next {
  right: 24px;
}

.lightbox-counter {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  color: #ffffff;
  font-size: 14px;
  letter-spacing: 1px;
  background: rgba(255, 255, 255, 0.08);
  padding: 8px 14px;
  border-radius: 999px;
}

/* Sponsors */

.sponsors-section {
  background: var(--bg-soft);
  color: var(--text);
  max-width: none;
}

.sponsors-section > * {
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

.sponsors-section .section-label {
  color: var(--accent-bright);
}

.sponsors-section h2 {
  color: var(--text);
}

.sponsor-block {
  margin-top: 38px;
}

.sponsor-block h3 {
  margin: 0 0 16px;
  color: var(--text);
  font-size: 22px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.sponsor-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 32px;
}

.main-sponsor-grid {
  grid-template-columns: 1fr;
  max-width: 520px;
}

.sponsor-profile-card {
  min-height: 340px;
  padding: 48px 36px 40px;
  background:
    radial-gradient(circle at 20% 10%, rgba(0, 0, 0, 0.08), transparent 18%),
    radial-gradient(circle at 75% 0%, rgba(0, 0, 0, 0.06), transparent 24%),
    #d9d9d9;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #0a0a0a;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 22px;
  text-align: center;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.sponsor-profile-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-bright);
  background:
    radial-gradient(circle at 20% 10%, rgba(0, 0, 0, 0.10), transparent 18%),
    radial-gradient(circle at 75% 0%, rgba(0, 0, 0, 0.07), transparent 24%),
    #e4e4e4;
}

.sponsor-profile-card img {
  max-width: 260px;
  max-height: 110px;
  width: auto;
  height: auto;
  object-fit: contain;
}

.sum-logo {
  max-width: 340px !important;
  max-height: 150px !important;
}

.sponsor-profile-card p {
  margin: 0;
  color: #0a0a0a;
  font-size: 16px;
  line-height: 1.45;
  max-width: 360px;
}

.sponsor-profile-card span {
  color: var(--accent);
  font-size: 15px;
  font-weight: 700;
}

/* Photo credits */

.photo-credits {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}

.photo-credits p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
}

.photo-credits a {
  font-size: 14px;
  color: var(--accent-bright);
  text-decoration: none;
  font-weight: 700;
}

.photo-credits a:hover {
  color: #ffffff;
}

/* Media */

.media-section {
  text-align: left;
}

.media-section > .section-label,
.media-section > h2,
.media-section > p,
.media-section > .media-mini-block {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.media-mini-block {
  margin-top: 38px;
  padding: 26px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  text-align: left;
}

.media-mini-block h3 {
  margin: 0 0 14px;
  color: var(--text);
  font-size: 22px;
}

.media-mini-links {
  display: grid;
  gap: 10px;
}

.media-mini-links a {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 14px;
  padding: 12px 0;
  border-top: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-size: 15px;
  font-weight: 700;
}

.media-mini-links a:hover {
  color: var(--accent-bright);
}

.media-mini-links span {
  color: var(--accent-bright);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 1.4px;
  text-transform: uppercase;
}

/* Social */

.social-section {
  text-align: center;
}

.social-section h2 {
  margin-bottom: 28px;
}

.social-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.social-links a {
  padding: 10px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--card);
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.social-links a:hover {
  background: rgba(169, 15, 36, 0.12);
  border-color: var(--accent-bright);
  color: var(--accent-bright);
  transform: translateY(-2px);
}

/* Contact */

.contact-section a {
  font-weight: 700;
  color: var(--accent-bright);
}

.contact-section a:hover {
  color: #ffffff;
}

/* Footer */

footer {
  padding: 32px 8%;
  background: #000000;
  color: #aaaaaa;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

footer p {
  margin: 0;
  font-size: 14px;
  color: #aaaaaa;
}

.company-details {
  opacity: 0.75;
}

/* Tablet */

@media (max-width: 900px) {
  .nav {
    align-items: flex-start;
    gap: 18px;
    flex-direction: column;
  }

  .nav-links {
    flex-wrap: wrap;
    gap: 14px;
  }

  .gallery-grid,
  .sponsor-card-grid {
    grid-template-columns: 1fr 1fr;
  }

  .main-sponsor-grid {
    grid-template-columns: 1fr;
  }

  .gallery-item img {
    height: 320px;
  }
}

/* Mobile */

@media (max-width: 650px) {
  .hero-content {
    padding-bottom: 60px;
  }

  .hero-text {
    font-size: 19px;
  }

.hero-photo-credit {
  right: 7%;
  bottom: 16px;
  font-size: 11px;
}

  .gallery-grid,
  .sponsor-card-grid,
  .main-sponsor-grid {
    grid-template-columns: 1fr;
  }

  .gallery-item img {
    height: 360px;
  }

  .sponsor-profile-card {
    min-height: 280px;
    padding: 36px 24px;
  }

  .section {
    padding: 60px 7%;
  }

  .timeline::before {
    left: 7px;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 6px;
    padding-left: 28px;
  }

  .timeline-year {
    padding-top: 0;
    font-size: 14px;
  }

  .timeline-content {
    padding: 16px 18px;
  }

  .timeline-content::before {
    left: -27px;
    top: 24px;
  }

  .media-mini-block {
    padding: 22px;
  }

  .media-mini-links a {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .lightbox {
    padding: 70px 18px;
  }

  .lightbox-arrow {
    width: 44px;
    height: 44px;
    font-size: 38px;
  }

  .lightbox-prev {
    left: 12px;
  }

  .lightbox-next {
    right: 12px;
  }

  .lightbox-close {
    top: 16px;
    right: 16px;
  }
}