/* ============================================================
   GHANA RAILWAY VISUALIZER
   PREMIUM MAP / OPERATIONS INTERFACE
   CSS ONLY — NO LOGIC CHANGES
   ============================================================ */

:root {
  --gold: #fcd116;
  --gold-bright: #ffe45c;
  --gold-soft: rgba(252, 209, 22, 0.13);

  --green: #006b3f;
  --green-bright: #00a86b;

  --red: #ce1126;

  --bg: #050b10;
  --bg-soft: #08131c;

  --panel-bg: rgba(5, 13, 20, 0.76);
  --panel-bg-heavy: rgba(5, 13, 20, 0.91);

  --panel-border: rgba(252, 209, 22, 0.20);
  --panel-border-soft: rgba(255, 255, 255, 0.075);

  --text: #f5f8f7;
  --text-dim: rgba(244, 247, 246, 0.60);
  --text-muted: rgba(244, 247, 246, 0.36);

  --shadow:
    0 18px 50px rgba(0, 0, 0, 0.36),
    0 4px 15px rgba(0, 0, 0, 0.25);
}

/* ============================================================
   BASE
   ============================================================ */

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;

  width: 100%;
  height: 100%;

  background: var(--bg);

  color: var(--text);

  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;

  overflow: hidden;

  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button {
  font-family: inherit;
}

/* ============================================================
   APP
   ============================================================ */

#app {
  position: relative;

  width: 100vw;
  height: 100vh;

  opacity: 0;

  transition:
    opacity 0.8s
    cubic-bezier(0.16, 1, 0.3, 1);

  isolation: isolate;
}

#app.ready {
  opacity: 1;
}

/* ============================================================
   MAP
   ============================================================ */

#map {
  position: absolute;
  inset: 0;

  width: 100%;
  height: 100%;

  background: #071018;
}

/* subtle cinematic vignette over map */
#app::after {
  content: "";

  position: absolute;
  inset: 0;

  z-index: 5;

  pointer-events: none;

  background:
    radial-gradient(
      ellipse at center,
      transparent 45%,
      rgba(0, 0, 0, 0.10) 75%,
      rgba(0, 0, 0, 0.32) 100%
    );
}

/* ============================================================
   BRAND BAR
   ============================================================ */

.brand-bar {
  position: absolute;

  top: env(safe-area-inset-top, 0px);
  left: 0;
  right: 0;

  z-index: 20;

  display: flex;
  align-items: center;
  justify-content: space-between;

  padding:
    15px
    18px
    42px;

  background:
    linear-gradient(
      180deg,
      rgba(3, 9, 14, 0.94),
      rgba(3, 9, 14, 0.68) 40%,
      transparent
    );

  pointer-events: none;
}

/* ============================================================
   BRAND
   ============================================================ */

.brand-left {
  display: flex;
  align-items: center;

  gap: 11px;
}

.brand-seal {
  width: 37px;
  height: 37px;

  border-radius: 50%;

  background: #fff;

  border: 1.5px solid var(--gold);

  overflow: hidden;

  flex-shrink: 0;

  box-shadow:
    0 0 0 3px rgba(252, 209, 22, 0.055),
    0 7px 22px rgba(0, 0, 0, 0.38);
}

.brand-seal img {
  width: 100%;
  height: 100%;

  object-fit: cover;
}

.brand-title {
  font-size: 12px;

  font-weight: 850;

  letter-spacing: 1.9px;

  text-transform: uppercase;

  line-height: 1.1;

  text-shadow:
    0 2px 12px rgba(0, 0, 0, 0.75);
}

.brand-subtitle {
  margin-top: 4px;

  font-size: 8px;

  font-weight: 600;

  letter-spacing: 1px;

  color: var(--text-dim);

  text-transform: uppercase;
}

/* ============================================================
   LIVE INDICATOR
   ============================================================ */

.brand-right {
  display: flex;
  align-items: center;

  gap: 7px;

  padding: 7px 10px;

  border-radius: 999px;

  background:
    rgba(3, 10, 15, 0.55);

  border: 1px solid rgba(255, 255, 255, 0.08);

  box-shadow:
    0 7px 22px rgba(0, 0, 0, 0.25);

  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.live-dot {
  width: 7px;
  height: 7px;

  border-radius: 50%;

  background: #ff3d52;

  box-shadow:
    0 0 0 3px rgba(206, 17, 38, 0.12),
    0 0 12px rgba(206, 17, 38, 0.85);

  animation:
    pulse 1.6s ease-in-out infinite;
}

.live-label {
  font-size: 8px;

  font-weight: 800;

  letter-spacing: 1.35px;

  color: rgba(255, 255, 255, 0.70);
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.38;
    transform: scale(0.8);
  }
}

/* ============================================================
   PANELS
   ============================================================ */

.panel {
  position: absolute;

  z-index: 15;

  width: 188px;

  padding: 13px 14px;

  background:
    linear-gradient(
      145deg,
      rgba(10, 25, 36, 0.84),
      rgba(4, 11, 17, 0.76)
    );

  backdrop-filter:
    blur(20px)
    saturate(125%);

  -webkit-backdrop-filter:
    blur(20px)
    saturate(125%);

  border:
    1px solid var(--panel-border);

  border-radius: 14px;

  box-shadow:
    var(--shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.055);

  overflow: hidden;
}

/* gold scanning line */
.panel::before {
  content: "";

  position: absolute;

  top: 0;
  left: 20px;
  right: 20px;

  height: 1px;

  background:
    linear-gradient(
      90deg,
      transparent,
      rgba(252, 209, 22, 0.7),
      transparent
    );

  box-shadow:
    0 0 12px rgba(252, 209, 22, 0.20);
}

.panel-left {
  top: 70px;
  left: 16px;
}

.panel-right {
  top: 70px;
  right: 16px;
}

/* ============================================================
   PANEL HEADING
   ============================================================ */

.panel-heading {
  display: flex;
  align-items: center;

  gap: 7px;

  font-size: 8px;

  font-weight: 850;

  letter-spacing: 1.5px;

  text-transform: uppercase;

  color: var(--gold);

  margin-bottom: 8px;
}

.panel-heading::before {
  content: "";

  width: 5px;
  height: 5px;

  border-radius: 50%;

  background: var(--gold);

  box-shadow:
    0 0 7px rgba(252, 209, 22, 0.8);
}

/* ============================================================
   PANEL DATA
   ============================================================ */

.panel-row {
  display: flex;

  justify-content: space-between;
  align-items: baseline;

  gap: 10px;

  font-size: 9.5px;

  padding: 4px 0;

  line-height: 1.3;

  border-top:
    1px solid
    rgba(255, 255, 255, 0.055);
}

.panel-row:first-of-type {
  border-top: none;
}

.panel-row span {
  color: var(--text-dim);
}

.panel-row strong {
  font-size: 10.5px;

  font-weight: 750;

  color: rgba(255, 255, 255, 0.94);

  font-variant-numeric: tabular-nums;
}

.panel-note {
  margin: 8px 0 0;
  color: var(--text-muted);
  font-size: 8px;
  line-height: 1.45;
}

.status-live {
  color: var(--gold) !important;

  text-shadow:
    0 0 10px rgba(252, 209, 22, 0.22);
}

/* ============================================================
   BOTTOM CONTROL SYSTEM
   ============================================================ */

.bottom-bar {
  position: absolute;

  left: 0;
  right: 0;

  bottom: env(safe-area-inset-bottom, 0px);

  z-index: 20;

  display: flex;
  align-items: center;

  gap: 11px;

  padding:
    20px
    18px
    17px;

  background:
    linear-gradient(
      0deg,
      rgba(3, 9, 14, 0.96),
      rgba(3, 9, 14, 0.72) 42%,
      transparent
    );
}

/* ============================================================
   CONTROL BUTTON
   ============================================================ */

.ctrl-btn {
  position: relative;

  width: 38px;
  height: 38px;

  border-radius: 50%;

  background:
    linear-gradient(
      145deg,
      rgba(252, 209, 22, 0.17),
      rgba(252, 209, 22, 0.055)
    );

  border:
    1px solid
    rgba(252, 209, 22, 0.30);

  display: flex;
  align-items: center;
  justify-content: center;

  cursor: pointer;

  flex-shrink: 0;

  box-shadow:
    0 8px 22px rgba(0, 0, 0, 0.30),
    inset 0 1px 0 rgba(255, 255, 255, 0.07);

  transition:
    transform 0.18s ease,
    background 0.22s ease,
    border-color 0.22s ease,
    box-shadow 0.22s ease;
}

.ctrl-btn:hover {
  transform: translateY(-1px);

  background:
    linear-gradient(
      145deg,
      rgba(252, 209, 22, 0.28),
      rgba(252, 209, 22, 0.10)
    );

  border-color:
    rgba(252, 209, 22, 0.60);

  box-shadow:
    0 10px 28px rgba(0, 0, 0, 0.35),
    0 0 22px rgba(252, 209, 22, 0.10);
}

.ctrl-btn:active {
  transform: scale(0.91);
}

.ctrl-btn svg {
  width: 15px;
  height: 15px;

  fill: var(--gold);

  filter:
    drop-shadow(
      0 0 5px
      rgba(252, 209, 22, 0.35)
    );
}

/* ============================================================
   PROGRESS SYSTEM
   ============================================================ */

.progress-wrap {
  flex: 1;

  min-width: 0;
}

.progress-times {
  display: flex;

  justify-content: space-between;

  font-size: 9px;

  color: var(--text-dim);

  margin-bottom: 5px;

  font-variant-numeric: tabular-nums;
}

.progress-track {
  position: relative;

  height: 4px;

  border-radius: 999px;

  background:
    rgba(255, 255, 255, 0.10);

  overflow: hidden;

  box-shadow:
    inset 0 1px 2px rgba(0, 0, 0, 0.45);
}

.ctrl-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.progress-fill {
  position: relative;

  height: 100%;

  width: 0%;

  border-radius: 999px;

  background:
    linear-gradient(
      90deg,
      var(--green),
      var(--green-bright) 38%,
      var(--gold)
    );

  box-shadow:
    0 0 12px rgba(252, 209, 22, 0.22);

  transition:
    width 0.2s linear;
}

.progress-fill::after {
  content: "";

  position: absolute;

  top: 50%;
  right: 0;

  width: 7px;
  height: 7px;

  transform: translateY(-50%);

  border-radius: 50%;

  background: var(--gold-bright);

  box-shadow:
    0 0 0 2px rgba(252, 209, 22, 0.18),
    0 0 12px rgba(252, 209, 22, 0.8);
}

.progress-labels {
  display: flex;

  justify-content: space-between;

  font-size: 8px;

  color: var(--text-muted);

  margin-top: 5px;

  text-transform: uppercase;

  letter-spacing: 0.7px;
}

/* ============================================================
   ARRIVAL / DESTINATION OVERLAY
   ============================================================ */

.arrival-panel {
  position: absolute;

  inset: 0;

  z-index: 30;

  display: flex;
  align-items: center;
  justify-content: center;

  padding: 20px;

  background:
    radial-gradient(
      circle at center,
      rgba(0, 107, 63, 0.09),
      transparent 45%
    ),
    rgba(2, 8, 12, 0.79);

  backdrop-filter:
    blur(12px)
    saturate(120%);

  -webkit-backdrop-filter:
    blur(12px)
    saturate(120%);

  opacity: 0;

  pointer-events: none;

  transition:
    opacity 0.5s ease;
}

.arrival-panel.show {
  opacity: 1;

  pointer-events: all;
}

.arrival-inner {
  position: relative;

  width: min(390px, 90vw);

  text-align: center;

  padding:
    38px
    38px
    32px;

  background:
    linear-gradient(
      145deg,
      rgba(12, 29, 41, 0.96),
      rgba(4, 11, 17, 0.96)
    );

  border:
    1px solid
    rgba(252, 209, 22, 0.25);

  border-radius: 20px;

  box-shadow:
    0 35px 90px rgba(0, 0, 0, 0.58),
    0 0 45px rgba(252, 209, 22, 0.035),
    inset 0 1px 0 rgba(255, 255, 255, 0.065);

  transform:
    translateY(18px)
    scale(0.95);

  opacity: 0;

  transition:
    transform 0.65s cubic-bezier(0.16, 1, 0.3, 1),
    opacity 0.6s ease;
}

.arrival-inner::before {
  content: "";

  position: absolute;

  top: 0;
  left: 15%;
  right: 15%;

  height: 2px;

  border-radius: 0 0 10px 10px;

  background:
    linear-gradient(
      90deg,
      transparent,
      var(--gold),
      transparent
    );

  box-shadow:
    0 0 15px rgba(252, 209, 22, 0.25);
}

.arrival-inner::after {
  content: "";

  position: absolute;

  inset: 9px;

  border:
    1px solid
    rgba(255, 255, 255, 0.025);

  border-radius: 14px;

  pointer-events: none;
}

.arrival-panel.show .arrival-inner {
  transform:
    translateY(0)
    scale(1);

  opacity: 1;
}

.arrival-seal {
  position: relative;

  width: 62px;
  height: 62px;

  border-radius: 50%;

  background: #fff;

  border:
    2px solid
    var(--gold);

  margin:
    0 auto
    17px;

  overflow: hidden;

  box-shadow:
    0 0 0 5px rgba(252, 209, 22, 0.05),
    0 0 28px rgba(252, 209, 22, 0.22),
    0 12px 30px rgba(0, 0, 0, 0.40);
}

.arrival-seal img {
  width: 100%;
  height: 100%;

  object-fit: cover;
}

.arrival-title {
  font-size: 10px;

  font-weight: 850;

  letter-spacing: 3.8px;

  color: var(--gold);

  margin-bottom: 8px;

  text-transform: uppercase;
}

.arrival-station {
  font-size: 26px;

  font-weight: 850;

  letter-spacing: -0.5px;

  line-height: 1.08;

  margin-bottom: 7px;
}

.arrival-sub {
  font-size: 10px;

  line-height: 1.5;

  color: var(--text-dim);

  margin-bottom: 22px;
}

.arrival-btn {
  font-family: inherit;

  font-size: 10px;

  font-weight: 850;

  letter-spacing: 1.25px;

  text-transform: uppercase;

  padding:
    12px
    26px;

  min-width: 135px;

  border-radius: 999px;

  background:
    linear-gradient(
      135deg,
      var(--gold-bright),
      var(--gold)
    );

  color: #071018;

  border: none;

  cursor: pointer;

  box-shadow:
    0 8px 25px rgba(252, 209, 22, 0.18);

  transition:
    transform 0.18s ease,
    box-shadow 0.22s ease,
    filter 0.18s ease;
}

.arrival-btn:hover {
  transform: translateY(-1px);

  filter: brightness(1.06);

  box-shadow:
    0 12px 32px rgba(252, 209, 22, 0.28),
    0 0 20px rgba(252, 209, 22, 0.10);
}

.arrival-btn:active {
  transform: scale(0.95);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 700px) {
  .bottom-bar {
    bottom: calc(env(safe-area-inset-bottom, 0px) + 12px);
  }

  .ctrl-btn {
    width: 44px;
    height: 44px;
  }

  .panel {
    width: 168px;
  }

  .panel-left {
    left: 11px;
  }

  .panel-right {
    right: 11px;
  }
}

@media (max-width: 480px) {
  .brand-bar {
    padding:
      11px
      12px
      35px;
  }

  .brand-seal {
    width: 32px;
    height: 32px;
  }

  .brand-title {
    font-size: 10px;
    letter-spacing: 1.4px;
  }

  .brand-subtitle {
    display: none;
  }

  .brand-right {
    padding: 5px 7px;
  }

  .live-label {
    display: none;
  }

  .panel {
    width: 132px;

    padding:
      8px
      9px;

    border-radius: 11px;
  }

  .panel-left,
  .panel-right {
    top: 58px;
  }

  .panel-heading {
    font-size: 7px;
  }

  .panel-row {
    font-size: 8px;
  }

  .panel-row strong {
    font-size: 9px;
  }

  .bottom-bar {
    gap: 8px;

    padding:
      15px
      11px
      12px;
  }

  .arrival-inner {
    width: min(350px, 92vw);

    padding:
      32px
      23px
      27px;
  }

  .arrival-station {
    font-size: 22px;
  }
}

/* ============================================================
   TOUCH
   ============================================================ */

@media (hover: none) {
  .ctrl-btn:hover,
  .arrival-btn:hover {
    transform: none;
  }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
  .live-dot {
    animation: none;
  }

  .splash,
  .ctrl-btn,
  .arrival-btn,
  .progress-fill,
  .arrival-inner,
  .arrival-panel {
    transition: none;
  }
}