/* ========== Design ========== */
:root {
  --blue: #0058db;
  --blue-600: #003a86;
  --bg: #0e1116;
  --fg: #0f172a;
  --muted: #6b7280;
  --white: #ffffff;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  --glass: rgba(255, 255, 255, 0.01);
}
* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: system-ui, Segoe UI, Roboto, Ubuntu, "Helvetica Neue", Arial;
  color: #111;
  background: #fff;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  /* background: url("../img/Hero_bg.jpg") center center / cover no-repeat; */
  background: url("../img/Hero_bg-2.jpg") center center / cover no-repeat;
}

/* Utilities */
.container {
  width: min(1100px, 92%);
  margin-inline: auto;
}

.container-glass {
  background-color: var(--glass);
  backdrop-filter: blur(8px);
  padding: 2rem;
  border-radius: 15px;
  color: #fff;
  margin: 2rem 1rem;
  transition: all 0.2s ease-in-out;
}

.section-glass {
  background-color: var(--glass);
  backdrop-filter: blur(4px);
  padding-block: 2rem;
  color: #fff;
}

.section-transparent {
  padding-block: 2rem;
  color: #fff;
}

/* ========== Navbar ========== */

/* navbar mobile fix but no animation on scroll */
.nav {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 50;
  font-size: 16px;
  transition: background 0.4s ease, box-shadow 0.2s ease, color 0.2s ease;
  padding-block: 8px;
  box-shadow: var(--shadow);
  isolation: isolate;
}

.nav-glass {
  background: transparent;
}

.nav-glass::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--glass);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: -1;
}

/* .nav {
  position: fixed;
  inset-inline: 0;
  font-size: 16px;
  top: 0;
  z-index: 50;
  transition: background 0.4s ease, box-shadow 0.2s ease, color 0.2s ease;
  padding-block: 8px;
  box-shadow: var(--shadow);
}
.nav-glass {
  background: var(--glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
} */

.nav-transparent {
  background: transparent;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  text-decoration: none;
  font-weight: 700;
}
.nav-transparent .brand {
  color: #111;
}

.menu {
  display: flex;
  align-items: center;
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.menu a {
  text-decoration: none;
  color: #fff;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: 8px;
  transition: 0.2s ease;
}
.menu a:hover {
  background: rgba(255, 255, 255, 0.1);
}
.menu a.is-active {
  color: #fff;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(1px);
}
.menu .btn {
  box-shadow: none;
}

/* Mobile menu */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: 0;
  cursor: pointer;
}
.navbar {
  width: 24px;
  height: 2px;
  background: #fff;
  transition: 0.2s;
}

/* ======= Mobile menu ======= */

@media (max-width: 860px) {
  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 101;
  }

  .menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--glass);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 0 0 16px 16px;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 20px;
    padding: 16px 20px;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.35s ease;
  }

  .menu[data-open="true"] {
    opacity: 1;
    transform: translateY(0);
    max-height: 600px;
  }

  .menu a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    padding: 10px 12px;
    border-radius: 8px;
    transition: background 0.25s ease, color 0.25s ease;
  }

  .menu .btn {
    align-self: flex-start;
    margin-top: 8px;
  }
}

/* ========== Hero ========== */

.hero {
  height: 100vh;
  display: flex;

  position: relative;

  flex-direction: column;
  justify-content: center;
  align-items: start;
  text-align: start;
  color: #fff;
}

.hero h1 {
  font-size: 4rem;
  margin: 0;
  color: #fff;
  margin-bottom: 1.1rem;
}

.hero p {
  font-size: 1.5rem;
  margin: 0;
  color: #fff;
  margin-bottom: 2rem;
}

.hero-button {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 18px;
  transition: 0.2s ease;
  display: inline-block;

  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.12);

  padding: 0.5rem 1rem;
  border-radius: 999px;

  transition: background 0.2s ease, border-color 0.2s ease;
}

.hero-button:hover {
  background: rgba(255, 255, 255, 0.295);
  border-color: rgba(255, 255, 255, 0.22);
  transition: background 0.2s ease, border-color 0.2s ease !important;
}

@media (max-width: 860px) {
  .hero h1 {
    font-size: 3rem;
  }
  .hero p {
    font-size: 1.2rem;
  }
}

/* ========== Scroll Indicator ========== */
.scroll-down {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 38px;
  color: #fff;
  opacity: 0.7;
  animation: bounceDown 1.6s infinite;
}

@keyframes bounceDown {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translate(-50%, 0);
  }
  40% {
    transform: translate(-50%, 10px);
  }
  60% {
    transform: translate(-50%, 5px);
  }
}

/* ========== About ========== */
#about {
  margin-top: 4rem;
  margin-bottom: 4rem;
}

#about .about-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
  align-items: stretch;
}
@media (min-width: 992px) {
  #about .about-grid {
    grid-template-columns: 1fr 1fr;
  }
}

#about .card-pane {
  display: flex;
  flex-direction: column;
}
#about .card-pane .pane-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  height: 100%;
}

#about .media-wrap {
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 10px;
}
#about .media-wrap img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  border-radius: 8px;
  display: block;
}

#about .pane-content .about-text {
  text-align: justify;
}

@media (min-width: 1200px) {
  #about .media-wrap img {
    height: 300px;
  }
}

#about .offer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 0.5rem;
}
@media (min-width: 576px) {
  #about .offer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

#about .offer-box {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 14px;
  padding: 1rem;
  backdrop-filter: blur(8px);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  height: 100%;
  transition: transform 0.25s ease, border-color 0.25s ease,
    background 0.25s ease;
}
#about .offer-box:hover {
  transform: translateY(-2px);
  border-color: white;
  background: rgba(255, 255, 255, 0.075);
}
#about .offer-box i {
  font-size: 1.6rem;
  color: white;
}
#about .offer-box h4 {
  margin: 0.2rem 0;
  color: #fff;
  font-size: 1.05rem;
}
#about .offer-box p {
  color: #e2e8f0;
  font-size: 0.92rem;
  line-height: 1.45;
}

#about h2,
#about h3 {
  margin-top: 0;
  margin-bottom: 0.4rem;
}

/* ========== Events ========== */

.events .muted {
  color: var(--muted);
}

.event-filters {
  display: flex;
  flex-wrap: wrap;
  margin: 0.75rem 0 1.25rem 0;
}
.chip {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  margin: 0.4rem;
  color: #fff;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.2s ease, border-color 0.2s ease;
  text-decoration: none;

  min-width: 98px;
}
.chip.is-active,
.chip:hover {
  background: rgba(255, 255, 255, 0.295);
  border-color: rgba(255, 255, 255, 0.22);
}
.chip.small {
  font-size: 0.8rem;
  padding: 0.25rem 0.6rem;
}
#filters .chip {
  min-width: 0px !important;
}

.events-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
}
@media (max-width: 1120px) {
  .events-grid {
    grid-template-columns: repeat(8, 1fr);
  }
}
@media (max-width: 720px) {
  .events-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.event-card {
  grid-column: span 4;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px;
  box-shadow: var(--shadow);
  transform: translateZ(0);
  transition: transform 0.25s ease, box-shadow 0.25s ease,
    border-color 0.25s ease, background 0.25s ease;
}
@media (max-width: 720px) {
  .event-card {
    grid-column: span 4;
  }
}

.event-card:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.18);
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
}

.event-media {
  position: relative;
  overflow: hidden;
}
.event-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform 0.5s ease;
  will-change: transform;
}
.event-card:hover .event-media img {
  transform: scale(1.07);
}

.event-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(0, 0, 0, 0.55);
  color: #fff;
  padding: 0.35rem 0.6rem;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 0.2px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(6px);
}
.event-badge.is-past {
  background: rgba(0, 0, 0, 0.35);
  opacity: 0.85;
}

.event-body {
  padding: 14px;
  display: grid;
  gap: 0.5rem;
}
.event-title {
  margin: 0;
  font-size: 1.05rem;
  color: #fff;
}
.event-desc {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.45;
}

.event-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}
.event-meta .meta {
  color: #cbd5e1;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.event-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.event-actions {
  margin-top: 0.2rem;
  display: flex;
  align-items: center;
  gap: 0.9rem;
  justify-content: flex-start;
}
.event-actions .btn.btn-primary {
  background: var(--blue);
  color: #fff;
  padding: 0.55rem 0.9rem;
  border-radius: 10px;
  text-decoration: none;
  border: 0;
  display: inline-block;
  font-weight: 600;
}
.event-actions .btn.btn-primary:hover {
  background: var(--blue-600);
}
.event-actions .text-link {
  color: #fff;
  opacity: 0.85;
  text-decoration: none;
  font-weight: 600;
}
.event-actions .text-link:hover {
  opacity: 1;
  text-decoration: underline;
}

.event-actions .text-link:focus-visible,
.event-actions .btn.btn-primary:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.6);
  outline-offset: 2px;
}

.event-status {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 4px 8px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: #fff;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.event-status.upcoming {
  background: rgba(0, 180, 80, 0.55);
  border-color: rgba(0, 180, 80, 0.5);
}

.event-status.past {
  background: rgba(107, 107, 107, 0.4);
  border-color: rgba(36, 36, 36, 0.4);
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .event-card,
  .event-media img {
    transition: none !important;
  }
}

/* ========== Contact ========== */
.cta-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 18px;
  align-items: stretch;
}

#connect .container-glass {
  margin: 0;
}

.cta-list {
  list-style: none;
  padding: 0;
}
.cta-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0.35rem 0;
}
.cta-list li::before {
  content: "✔";
}

.cta-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.right-stack {
  display: grid;
  gap: 14px;
}
.info-card {
  border: 1px solid rgba(255, 255, 255, 0.12);
}
.info-title {
  margin: 0 0 0.35rem 0;
}

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

.social-links a {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: #fff;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.06);
  transition: 0.2s ease;
}

.social-links a:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.12);
}

.email-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 0.6rem;
  padding: 10px 12px;
  border-radius: 999px;
  text-decoration: none;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
  transition: 0.2s ease;
}
.email-chip:hover {
  background: rgba(255, 255, 255, 0.16);
}

@media (max-width: 980px) {
  .cta-grid {
    grid-template-columns: 1fr;
  }
}

/* ========== Footer ========== */
.footer {
  background: #111;
  color: #fff;
  text-align: center;
  padding: 3rem 1rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  justify-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.footer-title {
  font-weight: 600;
  font-size: 1.15rem;
  margin: 0;
}
.footer-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-list li {
  margin: 0.3rem 0;
}

.footer-bottom {
  margin-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.3);
  padding-top: 1rem;
}

.link {
  color: var(--blue) !important;
  text-decoration: none !important;
  font-size: 14px;
  font-weight: 600;
}

.footer a {
  text-decoration: none;
  color: inherit;
  opacity: 0.85;
}
.footer a:hover {
  opacity: 1;
}

@media (max-width: 720px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-title {
    text-align: center;
  }
  .brand-footer {
    justify-content: center;
  }
  .footer-bottom {
    margin-top: 1rem;
    padding-top: 1rem;
    text-align: center;
  }
}

/* ANIMATIONS */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  will-change: transform, opacity;
  transition: transform 1000ms ease, opacity 1000ms ease;
}

.reveal-up {
  transform: translateY(20px);
}
.reveal-left {
  transform: translateX(-24px);
}
.reveal-right {
  transform: translateX(24px);
}

/* Όταν γίνει visible */
.reveal-visible {
  opacity: 1;
  transform: none;
}

.hero .reveal {
  transition-timing-function: cubic-bezier(0.22, 0.61, 0.36, 1);
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal-up,
  .reveal-left,
  .reveal-right {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}