/* Water Loss Timișoara
   Conference blues from Water Loss 2024 (#01468e) and 2026 (#0f3f88)
   Utility cyan from Aquatim.ro */

:root {
  --navy: #0f3f88;
  --navy-2: #01468e;
  --ink: #314951;
  --muted: #5a6a73;
  --line: #d5dee6;
  --paper: #ffffff;
  --paper-2: #f4f6fa;
  --cream: #eef6fb;
  --cyan: #00a8c8;
  --cyan-2: #007bc7;
  --gold: #4fc7bd;
  --white: #ffffff;
  --danger: #b8032f;
  --shadow: 0 10px 28px rgba(15, 63, 136, 0.1);
  --radius: 8px;
  --header-h: 76px;
  --max: 1180px;
  --font: "Montserrat", Arial, Helvetica, sans-serif;
  --serif: "Montserrat", Arial, Helvetica, sans-serif;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: var(--navy-2); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--cyan); }

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--cyan);
  color: var(--white);
  padding: 0.6rem 1rem;
  z-index: 100;
}
.skip-link:focus { top: 1rem; }

.wrap {
  width: min(var(--max), calc(100% - 2.4rem));
  margin-inline: auto;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--cyan-2);
}
.kicker::before {
  content: "";
  width: 28px;
  height: 3px;
  background: var(--cyan);
}

h1, h2, h3, .serif { font-family: var(--serif); font-weight: 700; letter-spacing: -0.01em; color: var(--navy); }
h1 { font-size: clamp(2.1rem, 4.6vw, 3.6rem); line-height: 1.12; margin: 0.2rem 0 1rem; }
.hero h1, .hero h2, .page-hero h1, .page-hero h2, .band h1, .band h2, .ticket-panel h3 { color: #fff; }
.hero .kicker, .page-hero .kicker, .band .kicker { color: var(--gold); }
h2 { font-size: clamp(1.7rem, 3vw, 2.5rem); line-height: 1.15; margin: 0 0 0.8rem; }
h3 { font-size: 1.25rem; margin: 0 0 0.4rem; }
p { margin: 0 0 1rem; color: var(--muted); }
.lede { font-size: 1.12rem; color: var(--ink); max-width: 62ch; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 0;
  cursor: pointer;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.8rem 1.2rem;
  border-radius: 4px;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.82rem;
  transition: background 0.15s ease, color 0.15s ease;
}
.btn:hover { transform: none; }
.btn-primary { background: var(--cyan); color: var(--white); }
.btn-primary:hover { background: #0093b0; color: var(--white); }
.btn-ghost {
  background: transparent;
  color: var(--paper);
  border: 1px solid rgba(255,255,255,0.35);
}
.btn-ghost:hover { background: rgba(255,255,255,0.08); color: var(--white); }
.btn-dark { background: var(--navy); color: var(--white); }
.btn-dark:hover { color: var(--white); background: #0c3270; }
.btn-line {
  background: transparent;
  color: var(--navy);
  border: 1px solid var(--navy);
}
.btn-line:hover { background: var(--navy); color: var(--paper); }

.topbar {
  background: var(--navy);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.topbar .wrap {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  min-height: 36px;
}
.topbar a { color: #fff; text-decoration: none; }
.topbar a:hover { color: var(--gold); }
.topbar-links { display: flex; gap: 1.1rem; flex-wrap: wrap; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: #fff;
  color: var(--navy);
  border-bottom: 3px solid var(--cyan);
  box-shadow: 0 2px 10px rgba(15, 63, 136, 0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  min-height: var(--header-h);
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--navy);
  text-decoration: none;
  min-width: max-content;
}
.brand-mark {
  width: 42px;
  height: 42px;
  flex: none;
}
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { font-size: 0.92rem; letter-spacing: 0.08em; color: var(--navy); }
.brand-text span { font-size: 0.68rem; opacity: 0.75; color: var(--cyan); font-weight: 700; letter-spacing: 0.12em; }

.nav {
  display: flex;
  align-items: center;
  gap: 0.05rem;
  margin-left: auto;
}
.nav a, .nav-btn {
  color: var(--navy);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 0.5rem 0.62rem;
  border-radius: 4px;
  background: none;
  border: 0;
  font-family: inherit;
  cursor: pointer;
}
.nav a:hover, .nav-btn:hover, .nav a[aria-current="page"] {
  background: var(--cream);
  color: var(--cyan);
}
.nav-drop { position: relative; }
.nav-drop-menu {
  display: none;
  position: absolute;
  top: calc(100% - 2px);
  left: 0;
  min-width: 220px;
  background: #fff;
  border: 1px solid var(--line);
  border-top: 3px solid var(--cyan);
  border-radius: 0 0 8px 8px;
  padding: 0.45rem;
  box-shadow: var(--shadow);
}
.nav-drop:hover .nav-drop-menu,
.nav-drop:focus-within .nav-drop-menu { display: grid; }
.nav-drop-menu a { display: block; white-space: nowrap; color: var(--navy); }

.lang-switch {
  display: flex;
  border: 1px solid var(--navy);
  border-radius: 4px;
  overflow: hidden;
  margin-left: 0.4rem;
}
.lang-switch button {
  background: transparent;
  color: var(--navy);
  border: 0;
  font: inherit;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 0.4rem 0.65rem;
  cursor: pointer;
}
.lang-switch button[aria-pressed="true"] {
  background: var(--navy);
  color: #fff;
}

.menu-toggle {
  display: none;
  margin-left: auto;
  background: transparent;
  color: var(--navy);
  border: 1px solid var(--navy);
  border-radius: 4px;
  width: 42px;
  height: 42px;
  font-size: 1.2rem;
  cursor: pointer;
}

/* Hero / slider */
.hero {
  position: relative;
  min-height: min(86vh, 820px);
  color: var(--white);
  overflow: hidden;
  background: var(--navy);
}
.slides { position: absolute; inset: 0; }
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.9s ease;
  background: #0f3f88 center/cover no-repeat;
}
.slide.is-active { opacity: 1; }
.slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(15,63,136,0.88) 0%, rgba(15,63,136,0.55) 46%, rgba(0,168,200,0.22) 100%),
    linear-gradient(180deg, rgba(15,63,136,0.15), rgba(15,63,136,0.5));
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: 7rem 0 6rem;
  max-width: 760px;
}
.hero-content p { color: rgba(255,255,255,0.9); font-size: 1.05rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.6rem; }
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem 2rem;
  margin-top: 2.4rem;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(255,255,255,0.15);
}
.hero-meta div strong {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  opacity: 0.65;
  font-weight: 700;
}
.hero-meta div span { font-family: var(--serif); font-size: 1.15rem; }

.slider-nav {
  position: absolute;
  z-index: 3;
  right: 4%;
  bottom: 2rem;
  display: flex;
  gap: 0.45rem;
}
.slider-nav button {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  border: 0;
  background: rgba(255,255,255,0.35);
  cursor: pointer;
}
.slider-nav button.is-active { width: 28px; background: var(--cyan); }
.slider-arrows {
  position: absolute;
  z-index: 3;
  right: 4%;
  top: 50%;
  display: grid;
  gap: 0.5rem;
}
.slider-arrows button {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(15,63,136,0.45);
  color: white;
  cursor: pointer;
  font-size: 1.1rem;
}

.wave {
  position: relative;
  z-index: 2;
  margin-top: -1px;
  color: var(--paper);
  display: block;
}

section { padding: 4.6rem 0; }
.section-head { margin-bottom: 2rem; max-width: 70ch; }

.grid-3, .grid-2, .grid-4 {
  display: grid;
  gap: 1.2rem;
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 3px solid var(--cyan);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
  box-shadow: 0 2px 8px rgba(15, 63, 136, 0.04);
}
.card p:last-child { margin-bottom: 0; }
.card-num {
  font-family: var(--serif);
  color: var(--cyan-2);
  font-size: 1.6rem;
  margin-bottom: 0.4rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}
.stat {
  padding: 1.2rem;
  border-left: 4px solid var(--cyan);
}
.stat b {
  display: block;
  font-family: var(--serif);
  font-size: 1.8rem;
  color: var(--navy);
}

.band { background: var(--navy); color: var(--paper); }
.band p { color: rgba(246,241,232,0.78); }
.band-cream { background: var(--cream); }

.page-hero {
  background:
    linear-gradient(120deg, rgba(15,63,136,0.92), rgba(0,168,200,0.55)),
    var(--page-hero-image, url("../assets/images/slide-1.jpg")) center/cover;
  color: var(--paper);
  padding: 5.5rem 0 4rem;
}
.page-hero p { color: rgba(255,255,255,0.88); }
.page-hero h1,
.page-hero .lede { color: #fff; }

.timeline { display: grid; gap: 0; }
.t-item {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 1.2rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
}
.t-item time {
  font-weight: 800;
  color: var(--cyan-2);
}
.day-head {
  margin: 2.2rem 0 0.6rem;
  padding-bottom: 0.4rem;
  border-bottom: 2px solid var(--navy);
}

.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); background: var(--paper-2); }
table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
th, td { padding: 0.85rem 1rem; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--navy); color: var(--paper); font-size: 0.8rem; letter-spacing: 0.06em; text-transform: uppercase; }
.price { font-variant-numeric: tabular-nums; font-weight: 800; white-space: nowrap; }

.qty {
  width: 72px;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  font: inherit;
}

.ticket-panel {
  position: sticky;
  top: calc(var(--header-h) + 1rem);
  background: var(--navy);
  color: var(--paper);
  border-radius: var(--radius);
  padding: 1.4rem;
}
.ticket-panel p { color: rgba(246,241,232,0.75); }
.ticket-panel label { color: var(--cream); }
.ticket-panel input,
.ticket-panel textarea {
  background: #fffdf8;
  color: var(--ink);
}
.ticket-total {
  font-family: var(--serif);
  font-size: 2rem;
  margin: 0.4rem 0 1rem;
}

.seg {
  display: flex;
  background: rgba(255,255,255,0.08);
  border-radius: 999px;
  padding: 0.2rem;
  margin: 0.8rem 0 1.1rem;
}
.seg button {
  flex: 1;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  font-weight: 700;
  padding: 0.45rem;
  border-radius: 999px;
  cursor: pointer;
}
.seg button[aria-pressed="true"] { background: var(--cyan); color: var(--navy); }

form { display: grid; gap: 0.85rem; }
label { font-size: 0.82rem; font-weight: 800; color: var(--navy); }
input, select, textarea {
  width: 100%;
  font: inherit;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper-2);
  color: var(--ink);
}
textarea { min-height: 140px; resize: vertical; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem; }
.check {
  display: flex;
  gap: 0.55rem;
  align-items: flex-start;
  font-size: 0.9rem;
  color: var(--muted);
}
.check input { width: auto; margin-top: 0.2rem; }
.form-block {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.3rem;
}
.form-block h3 { margin-bottom: 1rem; }

.map-frame {
  border: 0;
  width: 100%;
  min-height: 380px;
  border-radius: var(--radius);
  background: #d7e2e6;
}

.hotel-card { overflow: hidden; padding: 0; }
.hotel-card img { height: 170px; width: 100%; object-fit: cover; }
.hotel-card .pad { padding: 1.1rem 1.2rem 1.3rem; }
.stars { color: var(--gold); letter-spacing: 0.08em; }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.7rem;
}
.gallery-grid a {
  display: block;
  overflow: hidden;
  border-radius: 14px;
  aspect-ratio: 4/3;
}
.gallery-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.gallery-grid a:hover img { transform: scale(1.05); }

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(15,63,136,0.92);
  display: none;
  place-items: center;
  z-index: 80;
  padding: 2rem;
}
.lightbox.is-open { display: grid; }
.lightbox img { max-height: 86vh; max-width: 92vw; border-radius: 12px; }
.lightbox button {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--cyan);
  border: 0;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
}

.sponsors {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}
.sponsor-slot {
  min-height: 92px;
  border: 1px dashed rgba(255,255,255,0.18);
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: rgba(246,241,232,0.55);
  font-size: 0.78rem;
  text-align: center;
  padding: 0.8rem;
  background: rgba(255,255,255,0.03);
}

.site-footer {
  background: var(--navy);
  color: var(--paper);
  padding: 3.4rem 0 1.4rem;
}
.site-footer a { color: var(--cream); }
.site-footer h3, .site-footer h4 { color: #fff; }
.site-footer .kicker { color: var(--gold); }
.site-footer .kicker::before { background: var(--gold); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 1.6rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.socials { display: flex; gap: 0.5rem; margin-top: 0.8rem; }
.socials a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.18);
  display: grid;
  place-items: center;
  color: var(--paper);
  text-decoration: none;
}
.socials a:hover { background: var(--cyan); color: var(--navy); }
.legal {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1rem;
  font-size: 0.82rem;
  color: rgba(246,241,232,0.55);
}

.cookie {
  position: fixed;
  left: 1rem;
  right: 1rem;
  bottom: 1rem;
  z-index: 70;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 1.1rem 1.2rem;
  max-width: 520px;
  margin-left: auto;
}
.cookie h3 { font-size: 1.05rem; }
.cookie-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.8rem; }

.notice {
  background: #e7f6fb;
  border: 1px solid #b6e2ee;
  color: #0f3f88;
  padding: 0.9rem 1rem;
  border-radius: 12px;
  margin-bottom: 1.2rem;
  font-size: 0.92rem;
}

.person {
  display: flex;
  gap: 0.9rem;
  align-items: center;
}
.avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--cyan), var(--navy));
  color: white;
  display: grid;
  place-items: center;
  font-weight: 800;
  flex: none;
}

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2rem;
  align-items: start;
}
.topic-list {
  columns: 2;
  gap: 2rem;
  padding-left: 1.1rem;
  color: var(--ink);
}
.topic-list li { break-inside: avoid; margin-bottom: 0.55rem; }
.list-plain { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.8rem; }
.icon-row { display: flex; gap: 0.75rem; align-items: flex-start; }
.icon-row svg { flex: none; margin-top: 0.15rem; }

.booth {
  aspect-ratio: 1.4;
  border: 1px solid var(--line);
  border-radius: 12px;
  display: grid;
  place-items: center;
  background:
    repeating-linear-gradient(90deg, transparent, transparent 22px, rgba(0,168,200,0.12) 22px, rgba(0,168,200,0.12) 23px),
    var(--paper-2);
  font-weight: 800;
  color: var(--navy);
}

@media (max-width: 980px) {
  .grid-3, .grid-4, .stats, .footer-grid, .sponsors, .gallery-grid { grid-template-columns: 1fr 1fr; }
  .menu-toggle { display: inline-grid; place-items: center; }
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: stretch;
    padding: 0.6rem 1.2rem 1.2rem;
    border-bottom: 3px solid var(--cyan);
    box-shadow: var(--shadow);
  }
  .nav.is-open { display: flex; }
  .nav-drop-menu { position: static; display: grid; background: transparent; border: 0; padding-left: 0.6rem; }
  .lang-switch { margin: 0.4rem 0 0; width: max-content; }
  .field-row, .t-item, .grid-2, .split { grid-template-columns: 1fr; }
  .topic-list { columns: 1; }
}

@media (max-width: 640px) {
  .grid-3, .grid-4, .stats, .footer-grid, .sponsors, .gallery-grid { grid-template-columns: 1fr; }
  .hero-content { padding-top: 5rem; }
  .slider-arrows { display: none; }
  .topbar .wrap { justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .slide, .gallery-grid img, .btn { transition: none; }
}