/* ===========================
   GLOBAL LAYOUT
   =========================== */
body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #fff;
  overflow-x: auto;
}

._dash-container {
  max-width: 1400px;
  margin: auto;
  padding: 6px;
}

/* Headings */
h1, h2, h3 {
  color: #183554;
}

/* ===========================
   FLEX LAYOUT
   =========================== */
.flex-row {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: stretch;
  width: 100%;
  box-sizing: border-box;
}

.flex-col {
  display: flex;
  flex-direction: column;
}

/* ===========================
   PANELS + CARDS
   =========================== */
.panel,
.card {
  background-color: #f8f8f8;
  border-radius: 6px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  padding: 10px;
  margin-bottom: 10px;
  box-sizing: border-box;
}

.card {
  background-color: #fff;
}

/* ===========================
   HEADER + FOOTER (FULL WIDTH)
   =========================== */
.header-top,
.header-sub,
.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100vw;                     /* 🔥 span whole screen */
  margin-left: calc(50% - 50vw);    /* escape container */
  padding: 6px 24px;
  box-sizing: border-box;
}

.header-top {
  background-color: #183554;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.15);
}

.header-sub {
  background-color: #fff;
  padding: 8px 24px;
  margin-bottom: 10px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.header-title {
  color: #183554;
  font-size: 28px;
  font-weight: bold;
  white-space: nowrap;
}

.footer {
  background-color: #183554;
  color: white;
  padding: 6px 24px;
  font-size: 13px;
  box-shadow: 0 -2px 4px rgba(0, 0, 0, 0.1);
}

/* ===========================
   BUTTONS
   =========================== */
button {
  font-size: 14px;
  padding: 6px 10px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  color: #fff;
  transition: background-color 0.2s ease;
}

#refresh-button {
  background-color: #007bff;
  margin-bottom: 6px;
}

#refresh-button:hover {
  background-color: #0056b3;
}

/* ===========================
   LABELS + INPUTS
   =========================== */
.section-label {
  font-weight: bold;
  font-size: 16px;
  color: #183554;
  margin-bottom: 6px;
}

label {
  font-size: 13px;
  color: #183554;
}

input[type="number"],
input[type="text"],
select {
  font-size: 13px;
  width: 100%;
  padding: 4px;
  border: 1px solid #ccc;
  border-radius: 3px;
  box-sizing: border-box;
}

/* ===========================
   GRAPHS (TALL FIRST TWO)
   =========================== */
.cruise-track-graph {
  width: 100%;
  height: 320px;      /* 🔥 taller */
  min-height: 320px;
  margin-bottom: 12px;
}

.main-graph {
  width: 100%;
  height: 520px;      /* 🔥 taller */
  min-height: 520px;
  margin-bottom: 12px;
}

/* TS plot square */
.ts-graph {
  width: 100%;
  aspect-ratio: 1 / 1.2;
  max-width: 520px;
  margin: 0 auto 12px;
}

/* Profile plot: 2:1 height:width */
.profile-graph {
  width: 100%;
  aspect-ratio: 1 / 1.5;
  max-width: 520px;
  margin: 0 auto 12px;
}

/* ===========================
   PANEL WIDTHS (STABLE)
   =========================== */
.left-panel {
  flex: 0 0 240px;
  min-width: 240px;
  max-width: 240px;
}

.middle-panel {
  flex: 1;
  width: 900px;
  min-width: 860px;
  max-width: 1040px;
  margin: 0 10px;
}

.right-panel {
  flex: 0 0 360px;
  min-width: 360px;
  max-width: 360px;
  font-size: 13px;
  color: #183554;
  line-height: 1.35;
  padding-left: 8px;
}

.right-panel .section-label {
  font-size: 15px;
  font-weight: bold;
  margin-bottom: 4px;
}

.right-panel .card {
  font-size: 12.5px;
  padding: 6px 8px;
  background-color: #fff;
  border-radius: 5px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  max-height: 760px;
  overflow-y: auto;
}

/* ===========================
   RESPONSIVE FALLBACK
   =========================== */
@media (max-width: 1200px) {
  ._dash-container {
    max-width: 100%;
  }

  .middle-panel {
    width: 100%;
    min-width: 100%;
    max-width: 100%;
  }

  .left-panel {
    flex: 0 0 200px;
    min-width: 200px;
  }

  .right-panel {
    flex: 0 0 300px;
    min-width: 300px;
  }
}

@media (max-width: 900px) {
  .flex-row {
    flex-direction: column;
  }

  .left-panel,
  .middle-panel,
  .right-panel {
    width: 100%;
    max-width: 100%;
    min-width: 100%;
  }

  .ts-graph,
  .profile-graph {
    max-width: 100%;
  }
}