/* ── Variables ─────────────────────────────────────────────────── */
:root {
  --color-navy:  #021F40;
  --color-sky:   #027DFD;
  --color-yellow:#FFD648;
  --color-red:   #F25D50;
  --color-grey:  #E6EDFF;
  --color-white: #FFFFFF;
  --font-family: 'Google Sans Flex', 'DM Sans', sans-serif;
  --container-max: 1200px;
  --section-padding: 7rem 1.5rem;
}

/* ── Reset ─────────────────────────────────────────────────────── */
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

body {
  font-family: var(--font-family);
  color: var(--color-navy);
  background: var(--color-white);
  line-height: 1.6;
}

/* ── Layout ────────────────────────────────────────────────────── */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 1.5rem; }

/* ── NavBar ────────────────────────────────────────────────────── */
.navbar { position: sticky; top: 0; z-index: 100; background: var(--color-white); border-bottom: 1px solid var(--color-grey); }
.navbar-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.navbar-logo-img { height: 32px; }
.navbar-links { display: flex; align-items: center; gap: 2rem; }
.navbar-link { font-size: 0.95rem; font-weight: 500; color: var(--color-navy); transition: color 0.2s; }
.navbar-link:hover { color: var(--color-sky); }
.navbar-cta { padding: 0.5rem 1.25rem; border-radius: 999px; background: var(--color-sky); color: var(--color-white); font-weight: 600; font-size: 0.9rem; transition: opacity 0.2s; text-decoration: none; }
.navbar-cta:hover { opacity: 0.85; }
.nav-mobile-toggle-input { display: none; }
.nav-hamburger { display: none; flex-direction: column; justify-content: center; gap: 5px; cursor: pointer; padding: 8px; margin: -8px; }
.nav-hamburger span { display: block; width: 24px; height: 2px; background: var(--color-navy); border-radius: 2px; transition: transform 0.25s, opacity 0.25s; }
.navbar-mobile-menu { display: none; flex-direction: column; padding: 1rem 1.5rem 1.25rem; gap: 0.25rem; border-top: 1px solid var(--color-grey); }
.navbar-mobile-link { font-size: 1rem; font-weight: 500; color: var(--color-navy); padding: 0.65rem 0; border-bottom: 1px solid var(--color-grey); }
.navbar-mobile-link:last-of-type { border-bottom: none; }
.navbar-mobile-cta { display: inline-block; margin-top: 0.75rem; padding: 0.65rem 1.5rem; border-radius: 999px; background: var(--color-sky); color: var(--color-white); font-weight: 600; font-size: 0.95rem; text-align: center; }

/* ── Buttons ───────────────────────────────────────────────────── */
.btn { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.75rem 1.75rem; border-radius: 999px; font-family: var(--font-family); font-size: 1rem; font-weight: 600; cursor: pointer; transition: opacity 0.2s, transform 0.1s; text-decoration: none; }
.btn:hover { opacity: 0.88; transform: translateY(-1px); }
.btn-primary { background: var(--color-sky); color: var(--color-white); }
.btn-secondary { background: transparent; color: var(--color-navy); border: 2px solid var(--color-navy); }
.btn-outline-white { background: transparent; color: var(--color-white); border: 2px solid var(--color-white); }
.btn-icon { width: 18px; height: 18px; flex-shrink: 0; filter: brightness(0) invert(1); }

/* ── Hero ──────────────────────────────────────────────────────── */
.hero { background: var(--color-white); padding: 6rem 1.5rem; }
.hero-inner { max-width: var(--container-max); margin: 0 auto; display: flex; flex-direction: row; align-items: center; gap: 4rem; }
.hero-content { flex: 1.2; display: flex; flex-direction: column; gap: 2rem; align-items: flex-start; }
.hero-logomark { flex: 0.8; display: flex; justify-content: center; align-items: center; }
.hero-logomark img { height: 200px; width: auto; }
.hero-tagline { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800; color: var(--color-navy); line-height: 1.2; max-width: 600px; }
.hero-sub { font-size: 1.125rem; color: var(--color-navy); opacity: 0.75; max-width: 520px; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-socials { display: flex; align-items: center; gap: 1.25rem; }
.hero-social-link { display: flex; align-items: center; opacity: 0.4; transition: opacity 0.2s; }
.hero-social-link:hover { opacity: 1; }
.hero-social-icon { width: 22px; height: 22px; filter: brightness(0); }

/* ── About ─────────────────────────────────────────────────────── */
.about { background: var(--color-grey); padding: var(--section-padding); }
.about-inner { max-width: var(--container-max); margin: 0 auto; }
.section-label { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-sky); margin-bottom: 1rem; }
.section-title { font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 700; line-height: 1.2; margin-bottom: 1.25rem; }
.section-body { font-size: 1.125rem; line-height: 1.75; max-width: 680px; opacity: 0.8; }

/* ── Next Meetup ───────────────────────────────────────────────── */
.next-meetup { background: var(--color-navy); color: var(--color-white); padding: var(--section-padding); }
.next-meetup .section-label { color: var(--color-yellow); }
.next-meetup .section-title { color: var(--color-white); }
.next-meetup-inner { max-width: var(--container-max); margin: 0 auto; }
.next-meetup-thumbnail { width: 100%; border-radius: 12px; margin: 2rem 0; aspect-ratio: 16/9; object-fit: cover; display: block; }
.meetup-meta { display: flex; flex-wrap: wrap; gap: 1.5rem; margin: 2rem 0; }
.meetup-meta-item { display: flex; flex-direction: column; gap: 0.25rem; }
.meetup-meta-label { font-size: 0.75rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; opacity: 0.6; }
.meetup-meta-value { font-size: 1.125rem; font-weight: 600; }
.no-meetup-message { font-size: 1.125rem; opacity: 0.7; margin-top: 1rem; }

/* ── Past Meetups ──────────────────────────────────────────────── */
.past-meetups { background: var(--color-grey); padding: var(--section-padding); }
.past-meetups-inner { max-width: var(--container-max); margin: 0 auto; }
.meetups-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.5rem; margin-top: 2.5rem; }
.meetup-card { display: block; background: var(--color-white); border-radius: 12px; overflow: hidden; box-shadow: 0 2px 16px rgba(2, 31, 64, 0.08); transition: transform 0.2s, box-shadow 0.2s; color: inherit; text-decoration: none; }
.meetup-card:hover { transform: translateY(-3px); box-shadow: 0 8px 32px rgba(2, 31, 64, 0.13); }
.meetup-card-thumbnail { width: 100%; height: auto; aspect-ratio: 16/9; object-fit: cover; display: block; }
.meetup-card-body { padding: 1.25rem; }
.meetup-card-date { font-size: 0.85rem; font-weight: 600; color: var(--color-sky); margin-bottom: 0.5rem; }
.meetup-card-title { font-size: 1.2rem; font-weight: 700; margin-bottom: 0.5rem; }
.meetup-card-host { font-size: 0.95rem; opacity: 0.65; }
.next-meetup-thumbnail-link { display: block; }
.next-meetup-thumbnail-link .next-meetup-thumbnail { transition: opacity 0.2s; }
.next-meetup-thumbnail-link:hover .next-meetup-thumbnail { opacity: 0.88; }

/* ── Talks ─────────────────────────────────────────────────────── */
.talks { background: var(--color-white); padding: var(--section-padding); }
.talks-inner { max-width: var(--container-max); margin: 0 auto; }
.talks-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.5rem; margin-top: 2.5rem; }
.talk-card { border-radius: 12px; overflow: hidden; box-shadow: 0 2px 16px rgba(2, 31, 64, 0.08); transition: transform 0.2s, box-shadow 0.2s; display: block; }
.talk-card:hover { transform: translateY(-3px); box-shadow: 0 8px 32px rgba(2, 31, 64, 0.13); }
.talk-thumbnail { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }

/* ── Join ──────────────────────────────────────────────────────── */
.join { background: var(--color-sky); color: var(--color-white); padding: var(--section-padding); text-align: center; }
.join-inner { max-width: 640px; margin: 0 auto; }
.join .section-title { color: var(--color-white); }
.join-sub { font-size: 1.125rem; opacity: 0.85; margin: 1rem 0 2.5rem; }
.join-actions { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; }

/* ── Footer ────────────────────────────────────────────────────── */
.footer { background: var(--color-navy); color: var(--color-white); padding: 3rem 1.5rem; }
.footer-inner { max-width: var(--container-max); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1.5rem; }
.footer-logo { height: 48px; width: auto; }
.footer-social { display: flex; flex-wrap: wrap; gap: 1.25rem; }
.footer-social-link { font-size: 0.85rem; opacity: 0.6; transition: opacity 0.2s; }
.footer-social-link:hover { opacity: 1; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; width: 100%; }
.footer-copy { font-size: 0.85rem; opacity: 0.5; }
.footer-legal { display: flex; gap: 1.25rem; }
.footer-legal-link { font-size: 0.85rem; opacity: 0.4; transition: opacity 0.2s; }
.footer-legal-link:hover { opacity: 1; }

/* ── Legal pages ────────────────────────────────────────────────── */
.legal { background: var(--color-white); padding: 5rem 1.5rem 7rem; }
.legal-inner { max-width: 720px; margin: 0 auto; }
.legal-title { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; color: var(--color-navy); margin-bottom: 3rem; }
.legal-section-title { font-size: 1.2rem; font-weight: 700; color: var(--color-navy); margin: 2.5rem 0 0.75rem; }
.legal-body { font-size: 1rem; line-height: 1.75; opacity: 0.75; margin-bottom: 0.75rem; }

/* ── Hosting Companies ─────────────────────────────────────────── */
.hosting-companies { background: var(--color-white); padding-top: 7rem; padding-bottom: 7rem; }
.hosting-companies-header { max-width: var(--container-max); margin: 0 auto; padding: 0 1.5rem; }
.companies-carousel { margin-top: 2.5rem; }
.companies-fade { position: relative; overflow: hidden; }
.companies-fade::before,
.companies-fade::after { content: ''; position: absolute; top: 0; bottom: 0; width: 48px; z-index: 2; pointer-events: none; }
.companies-fade::before { left: 0; background: linear-gradient(to right, var(--color-white), transparent); }
.companies-fade::after { right: 0; background: linear-gradient(to left, var(--color-white), transparent); }
.companies-row { display: flex; overflow: hidden; margin-bottom: 1.5rem; }
.companies-track { display: flex; gap: 4rem; padding: 0.5rem 0; }
.company-logo { display: flex; align-items: center; flex-shrink: 0; }
.company-logo-img { height: 52px; width: auto; }

@keyframes scroll-left { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@keyframes scroll-right { from { transform: translateX(-50%); } to { transform: translateX(0); } }
.companies-track-left { animation: scroll-left 80s linear infinite; }
.companies-track-right { animation: scroll-right 80s linear infinite; }
.companies-fade:hover .companies-track-left,
.companies-fade:hover .companies-track-right { animation-play-state: paused; }

/* ── Testimonials ───────────────────────────────────────────────── */
.testimonials { background: var(--color-grey); padding-top: 7rem; padding-bottom: 7rem; }
.testimonials-header { max-width: var(--container-max); margin: 0 auto; padding: 0 1.5rem; margin-bottom: 2.5rem; }
.testimonials-header-row { display: flex; align-items: flex-start; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.testimonials-rows { display: flex; flex-direction: column; gap: 1.5rem; overflow: hidden; mask-image: linear-gradient(to right, transparent, black 4%, black 96%, transparent); -webkit-mask-image: linear-gradient(to right, transparent, black 4%, black 96%, transparent); }
.testimonials-row { display: flex; overflow: hidden; }
.testimonial-track-h { display: flex; gap: 1.5rem; }
.testimonial-track-h-left { animation: scroll-left var(--duration, 500s) linear infinite; }
.testimonial-track-h-right { animation: scroll-right var(--duration, 500s) linear infinite; }
.testimonials-rows:hover .testimonial-track-h-left,
.testimonials-rows:hover .testimonial-track-h-right { animation-play-state: paused; }
.testimonial-card { background: var(--color-white); box-shadow: 0 2px 16px rgba(2, 31, 64, 0.08); border-radius: 16px; padding: 1.5rem; width: 340px; flex-shrink: 0; }
.testimonial-text { font-size: 0.95rem; line-height: 1.65; margin-bottom: 1.25rem; opacity: 0.8; }
.testimonial-author { display: flex; align-items: center; gap: 0.75rem; }
.testimonial-avatar { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.testimonial-avatar-placeholder { width: 40px; height: 40px; border-radius: 50%; background: var(--color-navy); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.testimonial-avatar-placeholder-icon { width: 22px; height: 22px; }
.testimonial-author-info { display: flex; flex-direction: column; gap: 0.15rem; }
.testimonial-name { font-size: 0.9rem; font-weight: 700; }
.testimonial-role { font-size: 0.8rem; opacity: 0.6; }

/* ── Rating badge ───────────────────────────────────────────────── */
.rating-badge { display: inline-flex; align-items: center; gap: 0.75rem; margin-top: 1.5rem; padding: 0.6rem 1.1rem; border-radius: 999px; background: var(--color-white); border: 1.5px solid var(--color-grey); text-decoration: none; transition: border-color 0.2s, box-shadow 0.2s; }
.rating-badge:hover { border-color: var(--color-sky); box-shadow: 0 2px 12px rgba(2,125,253,0.12); }
.rating-stars { display: flex; align-items: center; gap: 0.1rem; }
.rating-star-icon { width: 18px; height: 18px; display: block; }
.rating-meta { display: flex; align-items: baseline; gap: 0.35rem; }
.rating-score { font-size: 1rem; font-weight: 700; color: var(--color-navy); }
.rating-divider { font-size: 0.85rem; color: var(--color-navy); opacity: 0.45; }
.rating-count { font-size: 0.85rem; color: var(--color-navy); opacity: 0.6; }

/* ── Team ──────────────────────────────────────────────────────── */
.team { background: var(--color-white); padding: var(--section-padding); }
.team-inner { max-width: var(--container-max); margin: 0 auto; }
.team-grid { display: flex; flex-wrap: wrap; gap: 3rem; margin-top: 3rem; }
.team-card { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 0.5rem; flex: 1; min-width: 200px; }
.team-avatar { width: 96px; height: 96px; border-radius: 50%; object-fit: cover; margin-bottom: 0.5rem; }
.team-name { font-size: 1.1rem; font-weight: 700; }
.team-role { font-size: 0.9rem; opacity: 0.6; }
.team-links { display: flex; gap: 0.75rem; margin-top: 0.25rem; }
.team-link { display: flex; align-items: center; opacity: 0.5; transition: opacity 0.2s; }
.team-link:hover { opacity: 1; }
.team-link-icon { width: 20px; height: 20px; filter: brightness(0) saturate(100%) invert(10%) sepia(60%) saturate(2000%) hue-rotate(190deg) brightness(95%); }

/* ── Sponsors ───────────────────────────────────────────────────── */
.sponsors { background: var(--color-grey); padding: var(--section-padding); }
.sponsors-inner { max-width: var(--container-max); margin: 0 auto; }
.sponsors-sub { margin-bottom: 3rem; }
.sponsors-grid { display: flex; flex-wrap: wrap; gap: 1.5rem; }
.sponsor-card { display: flex; align-items: center; justify-content: center; flex: 1; min-width: 180px; max-width: 280px; background: var(--color-white); border-radius: 16px; padding: 2rem 2.5rem; box-shadow: 0 2px 16px rgba(2, 31, 64, 0.08); transition: transform 0.2s, box-shadow 0.2s; text-decoration: none; color: inherit; }
.sponsor-card:hover { transform: translateY(-3px); box-shadow: 0 8px 32px rgba(2, 31, 64, 0.13); }
.sponsor-logo { height: 64px; width: auto; max-width: 100%; }
.sponsor-name { font-size: 1.25rem; font-weight: 600; color: var(--color-navy); }
.sponsor-card-cta { flex-direction: column; gap: 0.75rem; border: 2px dashed var(--color-grey); background: transparent; box-shadow: none; }
.sponsor-card-cta:hover { border-color: var(--color-sky); box-shadow: none; }
.become-sponsor-icon { width: 40px; height: 40px; border-radius: 50%; border: 2px solid var(--color-navy); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; line-height: 1; color: var(--color-navy); opacity: 0.4; }
.sponsor-card-cta:hover .become-sponsor-icon { border-color: var(--color-sky); color: var(--color-sky); opacity: 1; }
.become-sponsor-label { font-size: 0.9rem; font-weight: 600; color: var(--color-navy); opacity: 0.5; }
.sponsor-card-cta:hover .become-sponsor-label { color: var(--color-sky); opacity: 1; }

/* ── Branding page ─────────────────────────────────────────────── */
.branding { background: var(--color-white); padding: 5rem 1.5rem 7rem; }
.branding-inner { max-width: var(--container-max); margin: 0 auto; }
.branding-header { margin-bottom: 4rem; }
.branding-section-title { font-size: 1.1rem; font-weight: 700; color: var(--color-navy); margin: 3rem 0 1.25rem; letter-spacing: 0.01em; }
.branding-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.5rem; }
.branding-card { border-radius: 16px; overflow: hidden; border: 1px solid var(--color-grey); }
.branding-card-light .branding-card-preview { background: var(--color-grey); }
.branding-card-dark .branding-card-preview { background: var(--color-navy); }
.branding-card-sky .branding-card-preview { background: var(--color-sky); }
.branding-card-preview { display: flex; align-items: center; justify-content: center; padding: 2.5rem 2rem; min-height: 160px; }
.branding-logo-img { max-height: 80px; width: auto; max-width: 100%; }
.branding-card-footer { display: flex; align-items: center; justify-content: space-between; padding: 1rem 1.25rem; background: var(--color-white); }
.branding-card-label { font-size: 0.9rem; font-weight: 600; color: var(--color-navy); }
.branding-download-btn { font-size: 0.85rem; font-weight: 600; color: var(--color-sky); text-decoration: none; padding: 0.35rem 0.85rem; border-radius: 999px; border: 1.5px solid var(--color-sky); transition: background 0.2s, color 0.2s; }
.branding-download-btn:hover { background: var(--color-sky); color: var(--color-white); }
.branding-colors { display: flex; flex-wrap: wrap; gap: 1.25rem; margin-top: 0; }
.branding-swatch { display: flex; flex-direction: column; gap: 0.75rem; min-width: 140px; }
.branding-swatch-color { height: 80px; border-radius: 12px; border: 1px solid rgba(2,31,64,0.08); }
.branding-swatch-navy .branding-swatch-color { background: #021F40; }
.branding-swatch-sky .branding-swatch-color { background: #027DFD; }
.branding-swatch-yellow .branding-swatch-color { background: #FFD648; }
.branding-swatch-yellow-light .branding-swatch-color { background: #FFF275; border: 1px solid rgba(2,31,64,0.08); }
.branding-swatch-red .branding-swatch-color { background: #F25D50; }
.branding-swatch-grey .branding-swatch-color { background: #E6EDFF; border: 1px solid rgba(2,31,64,0.08); }
.branding-swatch-info { display: flex; flex-direction: column; gap: 0.2rem; }
.branding-swatch-name { font-size: 0.9rem; font-weight: 700; color: var(--color-navy); }
.branding-swatch-hex { font-size: 0.8rem; color: var(--color-navy); opacity: 0.55; font-family: monospace; }

/* ── Responsive ────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .navbar-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-mobile-toggle-input:checked ~ .navbar-mobile-menu { display: flex; }
  .nav-mobile-toggle-input:checked ~ .navbar-inner .nav-hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-mobile-toggle-input:checked ~ .navbar-inner .nav-hamburger span:nth-child(2) { opacity: 0; }
  .nav-mobile-toggle-input:checked ~ .navbar-inner .nav-hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hero { padding: 4rem 1.25rem; }
  .hero-inner { flex-direction: column; }
  .hero-logomark { display: none; }
  .meetups-grid, .talks-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .testimonials-column:nth-child(2),
  .testimonials-column:nth-child(3) { display: none; }
}