body {
  margin: 0;
  font-family: Arial, sans-serif;
}

/* --- Navbar --- */
.navbar {
  background: linear-gradient(to bottom, #1e2c46, #0e1a2e);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  height: 60px;
}

.logo {
  color: #69bafc;
  font-size: 22px;
  font-weight: bold;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 25px;
  margin: 0;
  padding: 0;
}

.nav-links li {
  position: relative;
}

.nav-links a {
  text-decoration: none;
  color: white;
  font-weight: bold;
}

.nav-links a:hover {
  color: #00bfff;
}

main {
  padding: 30px 50px;
}

/* ================= Run Analysis Page ================= */

.upload-section {
  background-color: #f7f8fa;
  border: 1px solid #d0d4dc;
  border-radius: 8px;
  padding: 25px;
  width: calc(100% - 50px);
  margin-left: 0px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.upload-container {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
}

.upload-left {
  flex: 1;
  text-align: center;
}

.upload-left input[type="file"] {
  display: block;
  margin: 15px auto;
}

.upload-right {
  flex: 1;
}

.upload-right label {
  font-weight: bold;
}

.upload-right input {
  width: 100%;
  padding: 6px;
  margin-bottom: 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.email-section {
  margin-top: 20px;
}

.email-section input {
  width: 100%;
  padding: 8px;
  border: 1px solid #ccc;
  border-radius: 4px;
  margin-top: 5px;
}

.submit-section {
  margin-top: 20px;
  text-align: center;
}

.submit-btn {
  background-color: #00bfff;
  color: white;
  border: none;
  padding: 10px 25px;
  border-radius: 4px;
  font-size: 16px;
  cursor: pointer;
}

.submit-btn:hover {
  background-color: #009acd;
}

/* Job ID 區塊 */
.jobid-section {
  margin-top: 25px;
  background-color: #eaf9ff;
  border-left: 4px solid #00bfff;
  padding: 15px;
  width: 650px;
  border-radius: 4px;
}

.jobid-text {
  color: #004b70;
  font-weight: bold;
}

/* ================= Summary Section ================= */

.summary-section {
  background-color: #f8f9fb;
  border: 1px solid #d0d4dc;
  border-radius: 8px;
  padding: 25px;
  width: calc(100% - 50px);
  margin-left: 0;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.search-box {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 20px;
}

.search-box input {
  flex: 1;
  padding: 8px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.search-box button {
  background-color: #00bfff;
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: 4px;
  cursor: pointer;
}

.search-box button:hover {
  background-color: #009acd;
}

.metrics-container {
  display: flex;
  justify-content: space-between;
  margin-top: 20px;
  gap: 30px;
}

.metrics-box {
  flex: 1;
  background-color: #ffffff;
  border: 1px solid #d0d4dc;
  border-radius: 6px;
  padding: 15px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.metrics-box h3 {
  margin-top: 0;
  color: #004b70;
}

.leaf-section {
  margin-top: 25px;
  font-weight: bold;
}

.message {
  font-weight: bold;
}

/* ================= Feature Section ================= */

.feature-section {
  background-color: #f8f9fb;
  border: 1px solid #d0d4dc;
  border-radius: 8px;
  padding: 25px;
  width: calc(100% - 50px);
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

/* ================= Distribution Section ================= */

.distribution-section {
  background-color: #f8f9fb;
  border: 1px solid #d0d4dc;
  border-radius: 8px;
  padding: 25px;
  width: calc(100% - 50px);
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.distribution-result {
  margin-top: 25px;
  text-align: center;
  min-height: 250px;
  border: 1px dashed #ccc;
  border-radius: 6px;
  background-color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* iframe for distribution map */
.dist-frame {
  width: 100%;
  height: 600px;
  border: none;
}

.distribution-img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
}

/* ================= Tutorial Section ================= */
.tutorial-img {
    max-width: 80%;
    width: 80%;
    height: auto;
    display: block;
    margin: 20px auto;
}

/* ================= Tutorial Layout ================= */
.tutorial-section {
    margin-top: 40px;
    margin-bottom: 40px;
}

.tutorial-wrapper hr {
    margin: 40px 0;
}

/* ================= Quick Guide (Run Analysis) ================= */

/* 入口文字（Run Analysis 上方那行） */
#quickGuideEntry {
  display: inline-block;
  background: #eef4ff;
  border-left: 4px solid #5b77d1;
  padding: 10px 14px;
  border-radius: 6px;
}

#quickGuideEntry span:hover {
  color: #1e3f8f;
}

/* Overlay 背景（inline style 已處理 display / position） */
#quickGuideOverlay {
  backdrop-filter: blur(2px);
}

/* ================= 教學卡片本體 ================= */

.quick-guide {
  line-height: 1.65;
  color: #333;
}

/* 標題 */
.quick-guide h2 {
  margin-top: 0;
  margin-bottom: 16px;
  color: #1e2c46;
}

/* ================= Step Section ================= */

/* 每一個步驟標題（1–4） */
.quick-guide h3 {
  margin-top: 36px;          /* 關鍵：明顯拉開段落 */
  margin-bottom: 14px;
  padding-left: 12px;
  border-left: 4px solid #5b77d1;
  font-size: 18px;
  font-weight: 700;
  color: #2f5fa7;
}

/* h3 底下第一段文字 */
.quick-guide h3 + p {
  margin-top: 10px;
}

/* 內文段落 */
.quick-guide p {
  margin: 8px 0 14px;
  color: #444;
  max-width: 760px;
}

/* 清單 */
.quick-guide ul {
  margin: 10px 0 18px 22px;
  max-width: 760px;
}

.quick-guide li {
  margin-bottom: 8px;
}

/* ================= 分隔線 ================= */

.quick-guide hr {
  border: none;
  border-top: 1px dashed #ccc;
  margin: 36px 0;            /* 關鍵：區塊感來源 */
}

/* ================= 強調警告（紅色那行） ================= */

.quick-guide p[style*="color:#b00020"] {
  background: #fff0f0;
  padding: 10px 14px;
  border-left: 4px solid #b00020;
  border-radius: 4px;
}

/* ================= Tutorial Tabs ================= */

.tutorial-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  border-bottom: 2px solid #e0e0e0;
}

.tutorial-tabs .tab {
  padding: 10px 16px;
  text-decoration: none;
  font-weight: 600;
  color: #555;
  border-bottom: 3px solid transparent;
}

.tutorial-tabs .tab:hover {
  color: #2f5fa7;
}

.tutorial-tabs .tab.active {
  color: #2f5fa7;
  border-bottom: 3px solid #5b77d1;
}

/* ================= Result Header Row ================= */

.result-header-row {
  display: flex;
  justify-content: space-between;   /* 左右對齊 */
  align-items: center;              /* 垂直置中 */
  margin-bottom: 14px;              /* 接搜尋框 */
}

/* 左邊說明文字 */
.result-intro {
  margin: 0;
  font-size: 16px;
}

/* ================= Result Page – Quick Guide Box ================= */

.result-guide-entry {
  display: inline-block;
  margin: 16px 0 12px;
  padding: 10px 14px;
  background: #eef4ff;              /* 淡藍底 */
  border-left: 4px solid #5b77d1;    /* 左邊藍線 */
  border-radius: 6px;
  font-size: 15px;
  color: #2f5fa7;
}

.result-guide-entry a {
  color: inherit;
  text-decoration: underline;
}

.result-guide-entry a:hover {
  color: #1e3f8f;
}

/* ================= Tutorial Explain Enhancements ================= */

/* General text readability */
.tutorial-wrapper p {
    line-height: 1.7;
    color: #333;
}

/* Section titles */
.tutorial-wrapper h2 {
    margin-bottom: 14px;
    color: #1f3a5f;
}

.tutorial-wrapper h3 {
    margin-top: 24px;
    margin-bottom: 10px;
    color: #2f5fa7;
}

/* Info boxes (used for metrics & biological patterns) */
.info-box {
    background: #f6f9ff;
    border-left: 4px solid #5b77d1;
    padding: 16px 20px;
    margin: 20px 0;
    border-radius: 6px;
}

.info-box h3 {
    margin-top: 0;
    color: #1f3a5f;
}

.info-box ul {
    margin: 10px 0 0 20px;
}

/* Ordered lists (step-by-step explanation) */
.tutorial-wrapper ol {
    margin-left: 22px;
}

.tutorial-wrapper li {
    margin-bottom: 8px;
}

/* Tips & notes */
.tip {
    margin-top: 14px;
    padding: 10px 14px;
    background: #eef6ff;
    border-radius: 6px;
    color: #1f3a5f;
    font-size: 14px;
}

.note {
    margin-top: 10px;
    color: #b00020;
    font-size: 14px;
}

/* Image caption feeling (optional future use) */
.tutorial-img + .img-caption {
    text-align: center;
    font-size: 13px;
    color: #666;
    margin-top: -10px;
}

/* Improve spacing around images */
.tutorial-img {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    border-radius: 6px;
}

/* Responsive tweaks */
@media (max-width: 768px) {
    .tutorial-img {
        width: 95%;
        max-width: 95%;
    }

    .info-box {
        padding: 14px 16px;
    }
}

/* ================= Subsection separation ================= */
.subsection {
    margin-top: 40px;
    padding-top: 28px;
    border-top: 1px dashed #b8c7e6;
}

.subsection h3 {
    font-weight: 600;
}