/* ============================================================
   MY SPORT STATION — istasyon estetiği
   Koyu zemin, neon rota çizgileri, teknik detay.
   Neon yalnızca: rota çizgileri, aktif seçimler, ana butonlar,
   navigasyon noktaları. Gerisi sakin kalır.
   ============================================================ */

:root {
  --bg-0: #0b0d0f;
  --bg-1: #11151a;
  --bg-2: #171d23;
  --line: rgba(238, 241, 236, 0.09);
  --line-soft: rgba(238, 241, 236, 0.05);

  --text: #eef1ec;
  --text-dim: #a8b1ae;
  --text-faint: #8a9591;

  --green: #b7f731;
  --teal: #56dfd0;
  --orange: #ff9349;

  /* Hero rota hatları bileşeni marka renklerine bağlanır */
  --rl-c1: var(--green);
  --rl-c2: var(--teal);
  --rl-c3: var(--orange);

  --green-glow: rgba(183, 247, 49, 0.14);
  --font-display: "Saira Condensed", "Arial Narrow", sans-serif;
  --font-body: "IBM Plex Sans", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --nav-h: 64px;
  --dock-h: 62px;
  --radius: 6px;
  --pad: clamp(20px, 5vw, 72px);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + env(safe-area-inset-top, 0px) + 16px);
}

body {
  background: var(--bg-0);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Zemin dokusu: çok hafif nokta ızgarası */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(rgba(238, 241, 236, 0.035) 1px, transparent 1px);
  background-size: 34px 34px;
  z-index: 0;
}

main { position: relative; z-index: 1; }

::selection { background: var(--green); color: var(--bg-0); }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.05;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}

a { color: inherit; }

:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  top: -48px;
  left: 16px;
  z-index: 200;
  background: var(--green);
  color: var(--bg-0);
  padding: 10px 16px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 0 0 var(--radius) var(--radius);
  transition: top 0.2s;
}
.skip-link:focus { top: 0; }

/* ---------- Ortak parçalar ---------- */

.mono-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.section {
  padding: clamp(72px, 11vh, 130px) var(--pad);
  max-width: 1280px;
  margin: 0 auto;
  position: relative;
}

.section__head { max-width: 640px; margin-bottom: clamp(36px, 6vh, 64px); }

.section__title {
  font-size: clamp(2.4rem, 6vw, 4rem);
  margin: 10px 0 14px;
}

.section__lead { color: var(--text-dim); font-size: 1.05rem; }

.section__rail-note {
  display: none;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.hero__signals,
.platforms__list,
.tour__route,
.approach__list,
.first__steps,
.board__filters {
  scrollbar-width: thin;
  scrollbar-color: color-mix(in srgb, var(--green) 36%, var(--bg-2)) transparent;
}

.hero__signals::-webkit-scrollbar,
.platforms__list::-webkit-scrollbar,
.tour__route::-webkit-scrollbar,
.approach__list::-webkit-scrollbar,
.first__steps::-webkit-scrollbar,
.board__filters::-webkit-scrollbar {
  height: 6px;
}

.hero__signals::-webkit-scrollbar-thumb,
.platforms__list::-webkit-scrollbar-thumb,
.tour__route::-webkit-scrollbar-thumb,
.approach__list::-webkit-scrollbar-thumb,
.first__steps::-webkit-scrollbar-thumb,
.board__filters::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--green) 34%, var(--bg-2));
  border-radius: 999px;
}

/* Butonlar */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 12px 22px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s var(--ease-out), background 0.2s, border-color 0.2s, color 0.2s;
}
.btn:active { transform: translateY(1px); }

/* buton içi kısa rota çizgisi animasyonu */
.btn::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 6px;
  height: 2px;
  background: currentColor;
  opacity: 0;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease-out), opacity 0.2s;
}
.btn:hover::after, .btn:focus-visible::after { opacity: 0.55; transform: scaleX(1); }

.btn--primary {
  background: var(--green);
  color: #10130a;
}
.btn--primary:hover { background: #c9ff55; }

.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}
.btn--ghost:hover { border-color: var(--text-dim); }

.btn--outline {
  background: transparent;
  color: var(--text-dim);
  border-color: var(--line);
  font-size: 0.92rem;
}
.btn--outline:hover { color: var(--text); border-color: var(--text-dim); }

.btn--lg { padding: 16px 34px; font-size: 1.15rem; }

/* Görünürlük animasyonu — yalnız JS çalışıyorsa gizle (html.js) */
.js .reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.js .reveal.is-in { opacity: 1; transform: none; }

/* Hero açılışı: öğeler istasyon anonsu gibi sırayla belirir */
.hero__inner > .reveal:nth-child(2) { transition-delay: 0.12s; }
.hero__inner > .reveal:nth-child(3) { transition-delay: 0.24s; }
.hero__inner > .reveal:nth-child(4) { transition-delay: 0.36s; }
.hero__inner > .reveal:nth-child(5) { transition-delay: 0.48s; }

/* Bölüm başlığının altında beliren kısa rota çizgisi */
.section__title.reveal::after {
  content: "";
  display: block;
  width: 68px;
  height: 3px;
  margin-top: 14px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--green), var(--teal));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.8s var(--ease-out) 0.25s;
}
.section__title.reveal.is-in::after { transform: scaleX(1); }

/* Kart grupları kademeli belirir */
.approach__item.reveal:nth-child(2), .contact__card.reveal:nth-child(2), .first__step.reveal:nth-child(2) { transition-delay: 0.1s; }
.approach__item.reveal:nth-child(3), .contact__card.reveal:nth-child(3), .first__step.reveal:nth-child(3) { transition-delay: 0.2s; }
.approach__item.reveal:nth-child(4), .contact__card.reveal:nth-child(4) { transition-delay: 0.3s; }
.approach__item.reveal:nth-child(5), .contact__card.reveal:nth-child(5) { transition-delay: 0.4s; }
.approach__item.reveal:nth-child(6) { transition-delay: 0.5s; }

/* Platform kazanım durakları, platform göründükten sonra sırayla yanar */
@media (prefers-reduced-motion: no-preference) {
  .js .platform .platform__stops li {
    opacity: 0;
    transform: translateX(-8px);
    transition: opacity 0.45s var(--ease-out), transform 0.45s var(--ease-out);
  }
  .js .platform.is-in .platform__stops li { opacity: 1; transform: none; }
  .js .platform.is-in .platform__stops li:nth-child(2) { transition-delay: 0.09s; }
  .js .platform.is-in .platform__stops li:nth-child(3) { transition-delay: 0.18s; }
  .js .platform.is-in .platform__stops li:nth-child(4) { transition-delay: 0.27s; }
  .js .platform.is-in .platform__stops li:nth-child(5) { transition-delay: 0.36s; }
  .js .platform.is-in .platform__stops li:nth-child(6) { transition-delay: 0.45s; }

  /* Tesis duraklarının çizimleri görünürken kalemle çizilir (JS pathLength=1 verir).
     Kendi kesikli deseni olan dekoratif çizgiler hariç tutulur. */
  .js .stop__art svg :is(path, rect, circle):not([stroke-dasharray]) {
    stroke-dasharray: 1;
    stroke-dashoffset: 1;
    transition: stroke-dashoffset 1.6s var(--ease-out) 0.2s;
  }
  .js .stop.is-in .stop__art svg :is(path, rect, circle):not([stroke-dasharray]) { stroke-dashoffset: 0; }
}

/* ============================================================
   NAVİGASYON
   ============================================================ */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding-top: env(safe-area-inset-top, 0px);
  background: color-mix(in srgb, var(--bg-0) 82%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-soft);
}

.nav__inner {
  height: var(--nav-h);
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(16px, 3vw, 32px);
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav__logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.nav__logo-text {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.06rem;
  letter-spacing: 0.09em;
}
.nav__logo-text em { font-style: normal; color: var(--green); }

.nav__links {
  display: flex;
  gap: clamp(10px, 2vw, 26px);
  margin-left: auto;
}

.nav__link {
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--text-dim);
  text-decoration: none;
  padding: 6px 2px;
  position: relative;
  white-space: nowrap;
  transition: color 0.2s;
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 2px;
  background: var(--green);
  transition: right 0.3s var(--ease-out);
}
.nav__link:hover { color: var(--text); }
.nav__link.is-active { color: var(--text); }
.nav__link.is-active::after { right: 0; }

.nav__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.nav__search {
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text-dim);
  width: 38px; height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}
.nav__search:hover { color: var(--text); border-color: var(--text-dim); }

.nav__cta { padding: 9px 18px; font-size: 0.95rem; }

.nav__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 0 9px;
  transition: border-color 0.2s;
}
.nav__burger:hover { border-color: var(--text-dim); }
.nav__burger span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
  transition: transform 0.3s var(--ease-out), opacity 0.2s;
}
.nav__burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* kaydırma ilerlemesi — istasyon hattı */
.nav__progress {
  height: 2px;
  background: transparent;
}
.nav__progress span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--green), var(--teal));
}

/* ---------- Mobil menü (sheet) ---------- */
.sheet { position: fixed; inset: 0; z-index: 150; }
.sheet[hidden] { display: none; }
.sheet__backdrop {
  position: absolute; inset: 0;
  background: rgba(5, 6, 8, 0.7);
  animation: perdegir 0.3s ease-out;
}
.sheet__panel {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: min(320px, 86vw);
  background: var(--bg-1);
  border-left: 1px solid var(--line);
  padding: 20px 22px calc(24px + env(safe-area-inset-bottom));
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
  animation: panelgir 0.38s var(--ease-out);
}

@keyframes perdegir { from { opacity: 0; } }
@keyframes panelgir { from { transform: translateX(100%); } }

/* Menü bağlantıları peron ışıkları gibi sırayla yanar */
.sheet__link, .sheet__cta {
  animation: baglantigir 0.45s var(--ease-out) backwards;
}
.sheet__link:nth-of-type(1) { animation-delay: 0.08s; }
.sheet__link:nth-of-type(2) { animation-delay: 0.14s; }
.sheet__link:nth-of-type(3) { animation-delay: 0.2s; }
.sheet__link:nth-of-type(4) { animation-delay: 0.26s; }
.sheet__link:nth-of-type(5) { animation-delay: 0.32s; }
.sheet__link:nth-of-type(6) { animation-delay: 0.38s; }
.sheet__cta { animation-delay: 0.46s; }

@keyframes baglantigir {
  from { opacity: 0; transform: translateX(28px); }
}
.sheet__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}
.sheet__close {
  background: none; border: 1px solid var(--line); border-radius: var(--radius);
  color: var(--text); width: 36px; height: 36px; cursor: pointer; font-size: 1rem;
}
.sheet__link {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 6px;
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--line-soft);
}
.sheet__dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  border: 2px solid var(--dot, var(--green));
  flex-shrink: 0;
}
.sheet__cta { margin-top: 20px; }

/* ---------- Arama katmanı ---------- */
.search { position: fixed; inset: 0; z-index: 160; overflow-y: auto; }
.search[hidden] { display: none; }
.search__backdrop { position: fixed; inset: 0; background: rgba(5, 6, 8, 0.78); }
.search__panel {
  position: relative;
  max-width: 560px;
  margin: clamp(70px, 16vh, 150px) auto 0;
  padding: 0 16px 48px;
}
.search__bar {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 6px 14px;
  color: var(--text-faint);
}
.search__bar input {
  flex: 1;
  background: none;
  border: none;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.05rem;
  padding: 12px 0;
  outline: none;
}
.search__bar input::placeholder { color: var(--text-faint); }
.search__bar:focus-within { border-color: var(--green); }
.search__close {
  background: none; border: none; color: var(--text-dim);
  cursor: pointer; font-size: 1rem; padding: 8px;
}
.search__results { list-style: none; margin-top: 10px; }
.search__results li a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 12px 14px;
  background: var(--bg-1);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  margin-bottom: 6px;
  text-decoration: none;
  transition: border-color 0.15s;
}
.search__results li a:hover, .search__results li a:focus-visible { border-color: var(--green); }
.search__results .mono-label { flex-shrink: 0; }
.search__results .search__hit { font-weight: 500; }

/* ============================================================
   HERO — ANA HAT
   ============================================================ */

.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  padding: calc(var(--nav-h) + env(safe-area-inset-top, 0px) + 40px) var(--pad) 90px;
  overflow: hidden;
}

/* Rota hatları bileşeni: tüm hareket JS/rAF ile sürülür (js/main.js →
   rotaHatlariniKur). İşletim sisteminin "hareketi azalt" ayarından bağımsızdır. */
.hero__map {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  /* Sol metin sütununun altında harita söner: slogan ve CTA ile çakışmaz */
  -webkit-mask-image: linear-gradient(97deg, transparent 0%, transparent 30%, rgba(0, 0, 0, 0.35) 46%, #000 62%);
  mask-image: linear-gradient(97deg, transparent 0%, transparent 30%, rgba(0, 0, 0, 0.35) 46%, #000 62%);
  will-change: transform;
}
.route-lines svg { width: 100%; height: 100%; display: block; }
.route-lines path { fill: none; stroke-width: 1.6; }

/* kesikli ana hatlar */
.rl-dash { stroke-dasharray: 8 12; }
.rl-1 { stroke: var(--rl-c1); opacity: 0.5; }
.rl-2 { stroke: var(--rl-c2); opacity: 0.4; }
.rl-3 { stroke: var(--rl-c3); opacity: 0.35; }
.rl-4 { stroke: var(--rl-c1); opacity: 0.26; }
.rl-5 { stroke: var(--rl-c2); opacity: 0.2; }

/* hat boyunca kayan parlak ışık izleri */
.rl-tracer {
  fill: none;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-dasharray: 150 1580; /* 150px iz + 1580px boşluk = 1730 döngü */
  stroke-dashoffset: 1730;
  filter: drop-shadow(0 0 4px currentColor);
}

/* hat üzerinde gezen vagon noktaları */
.rl-train {
  filter: drop-shadow(0 0 7px currentColor);
  opacity: 0;
  transition: opacity 0.4s; /* JS konumlandırınca görünür olur */
}
.rl-train.live { opacity: 1; }

/* sabit duran, nabız atan istasyon düğümleri */
.rl-node {
  fill: var(--bg-0);
  stroke-width: 2;
  animation: rlPulse 3.4s ease-in-out infinite;
}
@keyframes rlPulse {
  0%, 100% { opacity: 0.35; }
  50% { opacity: 1; }
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
}

.hero__title {
  font-size: clamp(4rem, 14vw, 10.5rem);
  font-weight: 800;
  letter-spacing: 0.005em;
  margin: 18px 0 22px;
}
.hero__dot { color: var(--green); }

.hero__sub {
  max-width: 520px;
  color: var(--text-dim);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
}

.hero__motto {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 0;
  margin: 22px 0 34px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.hero__motto span { display: inline-flex; align-items: center; }
.hero__motto span:not(:last-child)::after {
  content: "";
  display: inline-block;
  width: 34px;
  height: 1px;
  margin: 0 12px;
  background: linear-gradient(90deg, var(--green), transparent);
}

.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }

.hero__signals {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.hero__signal {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  padding: 18px 20px;
  background: color-mix(in srgb, var(--bg-1) 88%, transparent);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) * 2);
  text-decoration: none;
  transition: transform 0.25s var(--ease-out), border-color 0.25s;
}

.hero__signal:hover {
  transform: translateY(-3px);
  border-color: var(--text-faint);
}

.hero__signal strong {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.1;
  text-transform: uppercase;
  text-wrap: balance;
}

.hero__signal span:last-child {
  color: var(--text-dim);
  font-size: 0.88rem;
  line-height: 1.5;
}

.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-faint);
  text-decoration: none;
  z-index: 1;
  transition: color 0.2s;
}
.hero__scroll:hover { color: var(--text); }
.hero__scroll svg { animation: in 2.4s ease-in-out infinite; }

@keyframes in {
  0%, 100% { transform: translateY(0); opacity: 0.6; }
  50% { transform: translateY(5px); opacity: 1; }
}

/* ============================================================
   ROTA OLUŞTURUCU (sihirbaz)
   ============================================================ */

.wizard {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) * 2);
  padding: clamp(24px, 4vw, 48px);
  max-width: 860px;
}

.wizard__track { margin-bottom: 36px; }

.wizard__rail {
  height: 3px;
  background: var(--line);
  border-radius: 2px;
  position: relative;
  margin: 0 10px 10px;
}
.wizard__rail-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0%;
  background: linear-gradient(90deg, var(--green), var(--teal));
  border-radius: 2px;
  transition: width 0.5s var(--ease-out);
}

.wizard__stops {
  display: flex;
  justify-content: space-between;
}
.wizard__stop {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  width: 25%;
}
.wizard__stop i {
  width: 12px; height: 12px;
  border-radius: 50%;
  border: 2px solid var(--text-faint);
  background: var(--bg-1);
  margin-top: -17px;
  transition: border-color 0.3s, background 0.3s, box-shadow 0.3s;
}
.wizard__stop b {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.wizard__stop.is-active i { border-color: var(--green); box-shadow: 0 0 12px var(--green-glow); }
.wizard__stop.is-active b { color: var(--text); }
.wizard__stop.is-done i { border-color: var(--green); background: var(--green); }

.wizard__step { display: none; border: none; }
.wizard__step.is-current { display: block; animation: adim 0.45s var(--ease-out); }

@keyframes adim {
  from { opacity: 0; transform: translateX(26px); }
  to { opacity: 1; transform: none; }
}

.wizard__q {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 22px;
  display: block;
}

.wizard__opts { display: flex; flex-direction: column; gap: 10px; }
.wizard__opts--grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
}

.opt {
  text-align: left;
  background: var(--bg-2);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 15px 18px 15px 40px;
  font-family: var(--font-body);
  font-size: 0.98rem;
  cursor: pointer;
  position: relative;
  transition: border-color 0.2s, background 0.2s;
}
.opt::before {
  content: "";
  position: absolute;
  left: 16px; top: 50%;
  transform: translateY(-50%);
  width: 10px; height: 10px;
  border-radius: 50%;
  border: 2px solid var(--text-faint);
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}
.opt:hover { border-color: var(--text-dim); }
.opt.is-picked { border-color: var(--green); }
.opt.is-picked::before { border-color: var(--green); background: var(--green); box-shadow: 0 0 10px var(--green-glow); }

.wizard__back {
  margin-top: 20px;
  background: none;
  border: none;
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  cursor: pointer;
  padding: 6px 0;
}
.wizard__back:hover { color: var(--text); }

.wizard__result .wizard__disc {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  color: var(--green);
  margin: 10px 0 12px;
}
.wizard__why { color: var(--text-dim); max-width: 560px; }

.wizard__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
  margin: 26px 0;
}
.wizard__meta > div {
  border: 1px solid var(--line);
  border-left: 3px solid var(--teal);
  border-radius: var(--radius);
  padding: 12px 16px;
  background: var(--bg-2);
}
.wizard__meta dt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 4px;
}
.wizard__meta dd { font-weight: 600; }

.wizard__actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ============================================================
   PLATFORMLAR
   ============================================================ */

/* Bölümün arkasında akan rota hatları: tam ekran genişliğine taşar */
.route-lines--platforms {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 100vw;
  transform: translateX(-50%);
  pointer-events: none;
  overflow: hidden;
  z-index: 0;
  opacity: 0.6;
}
.platforms { position: relative; }
.platforms .section__head,
.platforms .platforms__list { position: relative; z-index: 1; }

.platforms__list { display: flex; flex-direction: column; gap: clamp(22px, 4vh, 40px); }

.platform {
  display: grid;
  grid-template-columns: minmax(90px, 200px) 1fr;
  gap: clamp(18px, 4vw, 56px);
  align-items: start;
  position: relative;
}

/* İçerik, hatların üzerinde duran bir peron panosu gibi kart içinde */
.platform__body {
  background: color-mix(in srgb, var(--bg-1) 88%, transparent);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) * 2);
  padding: clamp(22px, 3.5vw, 40px);
  transition: border-color 0.3s;
}
.platform:hover .platform__body { border-color: color-mix(in srgb, var(--acc) 45%, var(--line)); }

.platform--flip { grid-template-columns: 1fr minmax(90px, 200px); }
.platform--flip .platform__no { order: 2; text-align: right; }
.platform--flip .platform__body { order: 1; }

.platform__no {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3.4rem, 9vw, 7.5rem);
  line-height: 0.9;
  color: transparent;
  -webkit-text-stroke: 1px var(--text-faint);
  transition: color 0.4s, -webkit-text-stroke-color 0.4s;
  user-select: none;
}
.platform:hover .platform__no { -webkit-text-stroke-color: var(--acc); }

.platform__title { font-size: clamp(1.9rem, 4vw, 2.8rem); margin: 8px 0 14px; }

.platform__desc { color: var(--text-dim); max-width: 620px; }

.platform__stops {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 0;
  margin: 20px 0;
}
.platform__stops li {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  white-space: nowrap;
}
.platform__stops li::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  border: 1.6px solid var(--acc);
  margin-right: 8px;
  flex-shrink: 0;
}
.platform__stops li:not(:last-child)::after {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--line);
  margin: 0 10px;
}

.platform__who { font-size: 0.94rem; color: var(--text-dim); max-width: 620px; }
.platform__who strong { color: var(--text); font-weight: 600; }

.platform__detail {
  margin-top: 16px;
  padding: 16px 18px;
  border-left: 2px solid var(--acc);
  background: var(--bg-1);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--text-dim);
  font-size: 0.95rem;
  max-width: 620px;
  animation: adim 0.4s var(--ease-out);
}

.platform__actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }

/* ============================================================
   KALKIŞ PANOSU
   ============================================================ */

.board__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 26px;
}

.chip {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: 100px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 9px 18px;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.chip:hover { color: var(--text); border-color: var(--text-dim); }
.chip.is-active {
  color: #10130a;
  background: var(--green);
  border-color: var(--green);
}

.board__table {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) * 2);
  overflow: hidden;
  background: var(--bg-1);
}

.board__headrow, .board__row {
  display: grid;
  grid-template-columns: 1.1fr 1.3fr 1fr 0.9fr 1fr;
  gap: 12px;
  align-items: center;
  padding: 15px clamp(14px, 3vw, 28px);
}

.board__headrow {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--text-faint);
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}

.board__row {
  border-bottom: 1px solid var(--line-soft);
  transition: background 0.25s, opacity 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}
.board__row:last-child { border-bottom: none; }
.board__row:hover { background: var(--bg-2); }
.board__row.is-hidden { display: none; }
.board__row.is-fading { opacity: 0; transform: translateY(6px); }

.board__cell { font-size: 0.94rem; color: var(--text-dim); }
.board__cell--line {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.12rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text);
}
.board__dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  border: 2px solid var(--acc);
  flex-shrink: 0;
}
.board__cell--cta a {
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  transition: border-color 0.2s, color 0.2s;
}
.board__cell--cta a:hover { border-color: var(--green); color: var(--green); }

.board__cell .cell-label { display: none; }

.board__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ============================================================
   KEŞİF DURAKLARI — TESİS
   ============================================================ */

.tour__route { position: relative; padding-left: 34px; }

.tour__rail {
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--line);
  border-radius: 1px;
  overflow: hidden;
}
.tour__rail span {
  display: block;
  width: 100%;
  height: 0;
  background: linear-gradient(180deg, var(--green), var(--teal), var(--orange));
  transition: height 0.4s linear;
}

.stop {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(20px, 4vw, 56px);
  align-items: center;
  padding: clamp(30px, 5vh, 56px) 0;
  position: relative;
}
.stop--flip .stop__body { order: 2; }
.stop--flip .stop__art { order: 1; }

.stop__marker {
  position: absolute;
  left: -34px;
  top: clamp(38px, 5vh, 62px);
  display: flex;
  align-items: center;
  gap: 12px;
}
.stop__marker i {
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 2.5px solid var(--text-faint);
  background: var(--bg-0);
  transform: translateX(-6px);
  transition: border-color 0.3s, box-shadow 0.3s;
}
.stop.is-here .stop__marker i {
  border-color: var(--acc);
  box-shadow: 0 0 14px color-mix(in srgb, var(--acc) 35%, transparent);
}
.stop__marker .mono-label { transition: color 0.3s; }
.stop.is-here .stop__marker .mono-label { color: var(--acc); }

.stop__title { font-size: clamp(1.5rem, 3vw, 2.1rem); margin: 34px 0 12px; }
.stop__desc { color: var(--text-dim); max-width: 480px; }

.stop__art {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) * 2);
  padding: 18px;
  overflow: hidden; /* içerik süzülürken çerçeve dışına taşmaz */
  transition: border-color 0.35s;
}
.stop.is-here .stop__art { border-color: color-mix(in srgb, var(--acc) 50%, var(--line)); }
.stop__art svg { display: block; width: 100%; height: auto; }

/* ============================================================
   YAKLAŞIM
   ============================================================ */

.approach__list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(290px, 100%), 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) * 2);
  overflow: hidden;
}

.approach__item {
  background: var(--bg-0);
  padding: clamp(24px, 3.5vw, 40px);
  position: relative;
  transition: background 0.3s;
}
.approach__item:hover { background: var(--bg-1); }

.approach__idx {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--text-faint);
  display: block;
  margin-bottom: 14px;
}
.approach__item h3 { font-size: 1.35rem; margin-bottom: 10px; }
.approach__item p { color: var(--text-dim); font-size: 0.95rem; }

/* ============================================================
   İLK ANTRENMAN
   ============================================================ */

.first { text-align: left; }

.first__steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: clamp(16px, 3vw, 28px);
  counter-reset: adim;
  margin-bottom: 44px;
  position: relative;
}

.first__step {
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) * 2);
  background: var(--bg-1);
  padding: 26px 24px;
  position: relative;
}
.first__no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 2px solid var(--green);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--green);
  margin-bottom: 16px;
}
.first__step h3 { font-size: 1.3rem; margin-bottom: 8px; }
.first__step p { color: var(--text-dim); font-size: 0.95rem; }

.first__cta { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.first__hint { font-size: 0.85rem; color: var(--text-faint); }

/* ============================================================
   SSS
   ============================================================ */

.faq__list { max-width: 760px; }

.faq__item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-1);
  margin-bottom: 10px;
  overflow: hidden;
}

.faq__item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 52px 18px 20px;
  font-weight: 600;
  font-size: 1.02rem;
  position: relative;
  transition: color 0.2s;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--text-faint);
  transition: transform 0.3s var(--ease-out), color 0.2s;
}
.faq__item[open] summary { color: var(--green); }
.faq__item[open] summary::after { transform: translateY(-50%) rotate(45deg); color: var(--green); }

.faq__body { padding: 0 20px 20px; color: var(--text-dim); font-size: 0.97rem; }
.faq__item[open] .faq__body { animation: adim 0.4s var(--ease-out); }

/* ============================================================
   İLETİŞİM
   ============================================================ */

.contact__dot { color: var(--green); }

.contact__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}

.contact__card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 24px 22px;
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) * 2);
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s, transform 0.25s var(--ease-out);
}
.contact__card::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--acc);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.3s var(--ease-out);
}
.contact__card:hover { border-color: var(--text-faint); transform: translateY(-3px); }
.contact__card:hover::before { transform: scaleY(1); }

.contact__card--wide { grid-column: 1 / -1; flex-direction: row; align-items: center; gap: 16px; }
.contact__card--wide .contact__value { margin-left: auto; }

.contact__icon { color: var(--acc); }
.contact__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.contact__value { color: var(--text-dim); font-size: 0.92rem; }
.contact__meta { color: var(--text-faint); font-size: 0.78rem; line-height: 1.45; }

.contact__card--wide { flex-wrap: wrap; }
.contact__card--wide .contact__name { min-width: 140px; }
.contact__card--wide .contact__value { margin-left: auto; }
.contact__card--wide .contact__meta {
  width: 100%;
  padding-left: 38px;
}

/* ============================================================
   FOOTER + MOBİL DOCK
   ============================================================ */

.footer {
  border-top: 1px solid var(--line);
  padding: 50px var(--pad) calc(40px + var(--dock-h));
  position: relative;
  z-index: 1;
}

.footer__inner {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.footer__slogan {
  color: var(--text-faint);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 8px;
}

.footer__nav { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.footer__nav a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9rem;
}
.footer__nav a:hover { color: var(--text); }

.footer__contact {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.footer__contact a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  text-decoration: none;
  color: var(--text-dim);
  transition: color 0.2s, border-color 0.2s, transform 0.2s var(--ease-out);
}

.footer__contact a:hover {
  color: var(--text);
  border-color: var(--text-faint);
  transform: translateY(-1px);
}

.footer__contact span,
.footer__contact strong {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer__contact strong { color: var(--text); }

.footer__location,
.footer__note,
.footer__legal,
.footer__copy {
  color: var(--text-faint);
  font-size: 0.8rem;
  max-width: 640px;
}

.dock {
  display: none;
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 110;
  background: color-mix(in srgb, var(--bg-1) 92%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--line);
  padding-bottom: env(safe-area-inset-bottom);
}

.dock__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 9px 4px 8px;
  color: var(--text-dim);
  text-decoration: none;
  background: none;
  border: none;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 0.2s;
}
.dock__item:hover, .dock__item:focus-visible { color: var(--text); }
.dock__item--wa { color: var(--green); }

/* ============================================================
   DUYARLI DÜZEN
   ============================================================ */

@media (max-width: 1020px) {
  .nav__links { display: none; }
  .nav__burger { display: flex; }
}

@media (max-width: 760px) {
  :root { --nav-h: 58px; }

  .nav__cta, .nav__search { display: none; }

  .dock { display: flex; }

  body { padding-bottom: 0; }

  .hero { min-height: 92svh; padding-bottom: 120px; }
  /* Dar ekranda metin tüm genişliği kapladığından harita iyice geri çekilir */
  .hero__map {
    opacity: 0.4;
    -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.25) 45%, #000 82%);
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.25) 45%, #000 82%);
  }
  .hero__actions .btn { flex: 1 1 100%; }
  .hero__scroll { display: none; }
  .hero__signals {
    grid-auto-flow: column;
    grid-auto-columns: minmax(86%, 320px);
    grid-template-columns: none;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    gap: 12px;
    padding-bottom: 8px;
  }
  .hero__signal { scroll-snap-align: start; }
  .hero__signal strong { font-size: 1.02rem; }

  .section__rail-note { display: inline-flex; }

  .platforms__list {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(86%, 340px);
    gap: 16px;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    padding-bottom: 8px;
  }
  .platform, .platform--flip {
    grid-template-columns: 1fr;
    gap: 8px;
    align-content: start;
    min-height: 100%;
    scroll-snap-align: start;
  }
  .platform--flip .platform__no { order: 0; text-align: left; }
  .platform--flip .platform__body { order: 1; }
  .platform__no { font-size: 3rem; }
  .platform__body { height: 100%; }
  .platform__stops li:not(:last-child)::after { width: 14px; margin: 0 8px; }

  /* pano → kart düzeni */
  .board__filters {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
    margin-bottom: 22px;
  }
  .chip { flex: 0 0 auto; }
  .board__headrow { display: none; }
  .board__row {
    grid-template-columns: 1fr 1fr;
    gap: 10px 14px;
    padding: 18px 16px;
  }
  .board__cell--line { grid-column: 1 / -1; font-size: 1.25rem; }
  .board__cell--cta { grid-column: 1 / -1; padding-top: 4px; }
  .board__cell[data-label]::before {
    content: attr(data-label);
    display: block;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-faint);
    margin-bottom: 2px;
  }

  .tour__route {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(86%, 340px);
    gap: 16px;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    padding-left: 0;
    padding-bottom: 8px;
  }
  .tour__rail { display: none; }
  .stop, .stop--flip {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 20px;
    min-height: 100%;
    scroll-snap-align: start;
    border: 1px solid var(--line);
    border-radius: calc(var(--radius) * 2);
    background: color-mix(in srgb, var(--bg-1) 92%, transparent);
  }
  .stop--flip .stop__body { order: 1; }
  .stop--flip .stop__art { order: 2; }
  .stop__marker {
    position: static;
    gap: 10px;
  }
  .stop__marker i { transform: none; }
  .stop__title { margin-top: 12px; }

  .approach__list {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: minmax(84%, 300px);
    gap: 14px;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    padding-bottom: 8px;
    background: none;
    border: none;
  }
  .approach__item {
    border: 1px solid var(--line);
    border-radius: calc(var(--radius) * 2);
    scroll-snap-align: start;
    min-height: 100%;
  }

  .first__steps {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: minmax(82%, 300px);
    gap: 14px;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    padding-bottom: 8px;
    margin-bottom: 36px;
  }
  .first__step {
    scroll-snap-align: start;
    min-height: 100%;
  }

  .contact__card--wide { flex-direction: column; align-items: flex-start; gap: 6px; }
  .contact__card--wide .contact__value { margin-left: 0; }
  .contact__card--wide .contact__meta { padding-left: 0; }

  .footer__contact a {
    width: 100%;
    justify-content: space-between;
  }

  .footer { padding-bottom: calc(30px + var(--dock-h) + env(safe-area-inset-bottom)); }

  .wizard { padding: 22px 16px; }
  .wizard__stop b { display: none; }
}

/* Hareket azaltma tercihi: animasyonlar tümden kapanmaz, yumuşatılır.
   Büyük ötelemeler ve hızlı akışlar durur; hafif opaklık geçişleri kalır. */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  /* Hero rota hatları JS/rAF ile sürülür ve marka kimliğinin parçasıdır;
     bu modda da çalışır. Yalnız durak nabzı yavaşlatılır. */
  .rl-node { animation-duration: 7s; }
  .hero__scroll svg { animation: none; }

  /* Belirme: öteleme yok, yalnız kısa bir opaklık geçişi */
  .js .reveal {
    transform: none;
    transition: opacity 0.35s ease;
    transition-delay: 0s !important;
  }

  /* Adım/panel geçişleri anında ve ötelemesiz */
  .wizard__step.is-current, .platform__detail, .faq__item[open] .faq__body { animation: none; }
  .sheet__backdrop, .sheet__panel { animation: none; }
  .sheet__link, .sheet__cta { animation: none; opacity: 1; transform: none; }

  .section__title.reveal::after { transition: none; }
  .nav__burger span { transition: opacity 0.2s; }
}