/* =============================================
   GOGOCARE 集氣平台 – 新版色系 & 排版
   色系：奶油黃背景 + 靛藍主色 + 橘黃點綴
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@400;500;600;700;900&display=swap');

:root {
  /* 主色系 */
  --color-primary: #4654a0;
  --color-primary-dark: #353f7d;
  --color-primary-light: #6b75b8;
  --color-secondary: #5b68c0;

  /* 點綴 / 強調色 */
  --color-accent: #e8a420;
  --color-accent-light: #f5c451;
  --color-accent-dark: #c78c12;

  /* 背景 */
  --color-bg: #ffe9c4;
  --color-bg-warm: #fff3e0;

  /* 中性色 */
  --color-gray-light: #e8e4db;
  --color-gray: #9e9a93;
  --color-dark: #2a2a2a;
  --color-white: #ffffff;

  /* 集氣按鈕 */
  --color-cta: #ff5757;
  --color-cta-hover: #e04444;

  /* 錯誤 / 紅色 */
  --color-error: #d94545;

  /* 圓角 */
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;

  /* 陰影 */
  --shadow-card: 0 6px 24px rgba(70, 84, 160, 0.10);
  --shadow-card-hover: 0 10px 32px rgba(70, 84, 160, 0.18);
}

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

body {
  min-height: 100vh;
  font-family: 'Noto Sans TC', 'PingFang TC', 'Microsoft JhengHei', sans-serif;
  color: var(--color-dark);
  background: var(--color-bg);
}

/* ==================
   Page Container
   ================== */
.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ==================
   Banner
   ================== */
.banner-section {
  width: 100%;
  display: flex;
  justify-content: center;
  padding: 0 16px 12px;
  background: var(--color-bg);
}

.banner-img {
  max-width: 620px;
  width: 90%;
  height: auto;
  display: block;
  transform: translateX(-10px);
}

/* ==================
   Main
   ================== */
.main {
  width: 100%;
  max-width: 1080px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 20px 48px;
}

/* ==================
   活動資訊框（白底半透明 + 框線）
   ================== */
.event-box {
  width: 100%;
  max-width: 800px;
  background: rgba(255, 255, 255, 0.5);
  border: 1.5px solid var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: 20px 28px 16px;
  margin: 12px 0 24px;
}

/* ==================
   活動說明區
   ================== */
.info-section {
  margin: 0 0 12px;
}

.info-desc {
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-dark);
  margin-bottom: 6px;
}

.info-period {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-dark);
}

/* ==================
   行動呼籲
   ================== */
.cta-section {
  margin-bottom: 0;
}

.event-box+* {
  /* 確保 event-box 下方元素間距正確 */
  margin-top: 0;
}


.cta-title {
  font-size: clamp(18px, 3.5vw, 24px);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
  line-height: 1.5;
}

.cta-rule {
  font-size: 14px;
  color: var(--color-dark);
  line-height: 1.8;
}

.rule-divider {
  color: var(--color-gray);
  margin: 0 2px;
}

/* ==================
   課程卡片網格
   ================== */
.courses-grid {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 24px;
  /* 為了不讓兩欄在大螢幕看起來太寬，可以設定一個最大寬度置中 */
  max-width: 800px;
}

@media (max-width: 600px) {
  .courses-grid {
    grid-template-columns: 1fr;
    max-width: 380px;
  }
}

@media (max-width: 600px) {
  .courses-grid {
    grid-template-columns: 1fr;
    max-width: 380px;
  }
}

/* ==================
   Course Card
   ================== */
.course-card {
  background: var(--color-white);
  border: 2px dashed var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: 0 0 20px;
  text-align: left;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  overflow: hidden;
}

.course-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

/* 封面圖 */
.course-cover-link {
  display: block;
  overflow: hidden;
}

.course-cover {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  background: var(--color-gray-light);
  transition: transform 0.25s ease;
}

.course-cover-link:hover .course-cover {
  transform: scale(1.05);
}

/* 封面圖容器（用於定位達標徽章） */
.course-cover-wrap {
  position: relative;
  overflow: hidden;
}

/* 達標徽章 */
.cover-badge {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 75%;
  height: auto;
  z-index: 2;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.35));
  animation: badge-pop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  pointer-events: none;
}

.cover-badge.hidden {
  display: none;
}

@keyframes badge-pop {
  from {
    transform: scale(0.5);
    opacity: 0;
  }

  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* 卡片內容 padding */
.course-card .course-tag,
.course-card .course-name,
.course-card .course-total,
.course-card .progress-bar,
.course-card .course-discount,
.course-card .cheer-btn {
  margin-left: 18px;
  margin-right: 18px;
}

/* 課程標籤 */
.course-tag {
  align-self: flex-start;
  display: inline-block;
  background: var(--color-bg-warm);
  color: var(--color-primary);
  font-size: 15px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 999px;
  margin-top: 14px;
  margin-bottom: 8px;
  border: 1px solid var(--color-primary-light);
}

/* 課程名稱 */
.course-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-dark);
  min-height: 42px;
  margin-bottom: 10px;
  line-height: 1.4;
}

/* 集氣人次 */
.course-total {
  font-size: 32px;
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: 4px;
  line-height: 1;
}

.course-total span {
  font-size: 13px;
  font-weight: 400;
  color: var(--color-gray);
  margin-left: 4px;
}

/* 進度條 */
.progress-bar {
  width: auto;
  height: 7px;
  border-radius: 999px;
  background: var(--color-gray-light);
  overflow: hidden;
  margin-bottom: 8px;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-light));
  border-radius: 999px;
  transition: width 0.6s ease;
}

/* 折扣訊息 */
.course-discount {
  font-size: 12px;
  color: var(--color-dark);
  margin-bottom: 14px;
  min-height: 44px;
  line-height: 1.5;
}

.discount-current {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 2px;
}

.discount-none {
  font-size: 13px;
  color: var(--color-gray);
}

.discount-next {
  font-size: 12px;
  color: var(--color-dark);
  font-weight: 400;
}

.discount-max {
  color: var(--color-accent-dark);
  font-weight: 600;
}

/* 集氣按鈕 */
.cheer-btn {
  border: none;
  cursor: pointer;
  background: var(--color-cta);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  padding: 12px 20px;
  border-radius: 999px;
  box-shadow: 0 8px 20px rgba(255, 87, 87, 0.4);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  margin-top: auto;
}

.cheer-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(255, 87, 87, 0.5);
}

.cheer-btn:active {
  transform: translateY(0);
}

.cheer-btn:disabled {
  cursor: not-allowed;
  background: #bdbdbd;
  color: #666;
  box-shadow: none;
  transform: none;
}

/* ==================
   更新時間
   ================== */
.update-time {
  font-size: 12px;
  color: var(--color-gray);
  margin-top: 4px;
}

/* ==================
   社群說明區塊
   ================== */
.social-notice {
  width: 100%;
  max-width: 800px;
  background: rgba(255, 255, 255, 0.5);
  border: 1.5px solid var(--color-primary-light);
  border-radius: var(--radius-lg);
  padding: 20px 28px 24px;
  margin: 16px 0 8px;
  text-align: center;
}

.social-notice-text {
  font-size: 14px;
  line-height: 1.85;
  color: var(--color-dark);
  margin-bottom: 20px;
}

.social-icons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 32px;
}

.social-link {
  display: inline-block;
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: var(--shadow-card);
}

.social-link:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.social-icon-img {
  width: 100px;
  height: 100px;
  object-fit: contain;
  display: block;
}

@media (max-width: 480px) {
  .social-icons {
    gap: 20px;
  }
  .social-icon-img {
    width: 80px;
    height: 80px;
  }
}

/* ==================
   Footer
   ================== */
.footer {
  margin-top: auto;
  padding: 24px 0 32px;
  color: var(--color-gray);
  font-size: 12px;
  text-align: center;
}

/* ==================
   Dialog (集氣表單)
   ================== */
.cheer-dialog {
  margin: auto;
  border: none;
  border-radius: var(--radius-lg);
  padding: 0;
  width: min(90vw, 420px);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.22);
}

.cheer-dialog::backdrop {
  background: rgba(42, 42, 42, 0.5);
  backdrop-filter: blur(4px);
}

.cheer-form {
  display: flex;
  flex-direction: column;
  padding: 28px 24px 24px;
  gap: 6px;
}

.cheer-form h2 {
  margin: 0 0 16px;
  color: var(--color-primary-dark);
  font-size: 18px;
}

.cheer-form label {
  font-size: 14px;
  color: var(--color-dark);
  margin-top: 10px;
  font-weight: 500;
}

.cheer-form input {
  border: 1px solid var(--color-gray-light);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  font-size: 15px;
  outline: none;
  font-family: inherit;
  transition: border-color 0.2s;
}

.cheer-form input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(70, 84, 160, 0.12);
}

.field-error {
  min-height: 16px;
  font-size: 12px;
  color: var(--color-error);
}

.form-message {
  min-height: 18px;
  font-size: 13px;
  color: var(--color-error);
  margin-top: 4px;
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 16px;
}

.btn-primary,
.btn-secondary {
  border: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  transition: background 0.2s, transform 0.1s;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-secondary {
  background: var(--color-gray-light);
  color: var(--color-dark);
}

.btn-secondary:hover {
  background: #d8d4cb;
}

/* ==================
   Success Overlay
   ================== */
.success-overlay {
  position: fixed;
  inset: 0;
  background: rgba(42, 42, 42, 0.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
}

.success-overlay.hidden {
  display: none;
}

.success-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  width: min(90vw, 360px);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.22);
  animation: pop-in 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.hearts {
  font-size: 40px;
  margin-bottom: 8px;
  animation: heart-beat 1s ease infinite;
}

.success-card h2 {
  margin: 0 0 6px;
  color: var(--color-primary-dark);
}

.success-total {
  color: var(--color-dark);
  font-weight: 600;
}

.success-discount {
  color: var(--color-primary-dark);
  font-weight: 700;
  margin-top: 4px;
}

/* ==================
   Animations
   ================== */
@keyframes heart-beat {

  0%,
  100% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.15);
  }
}

@keyframes pop-in {
  from {
    transform: scale(0.85);
    opacity: 0;
  }

  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* ==================
   淡入動畫 (卡片載入)
   ================== */
.course-card {
  animation: card-fade-in 0.4s ease both;
}

.course-card:nth-child(1) {
  animation-delay: 0.05s;
}

.course-card:nth-child(2) {
  animation-delay: 0.1s;
}

.course-card:nth-child(3) {
  animation-delay: 0.15s;
}

.course-card:nth-child(4) {
  animation-delay: 0.2s;
}

.course-card:nth-child(5) {
  animation-delay: 0.25s;
}

@keyframes card-fade-in {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==================
   Purpose Card (保留備援, 已不在新版 HTML 使用)
   ================== */
.purpose-card {
  width: 100%;
  background: rgba(70, 84, 160, 0.08);
  border: 1px solid rgba(70, 84, 160, 0.2);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-bottom: 12px;
  color: var(--color-dark);
}

.purpose-text {
  margin: 0 0 8px;
  font-size: 15px;
  line-height: 1.6;
}

.purpose-period {
  margin: 0 0 6px;
  font-size: 13px;
  opacity: 0.9;
}

.purpose-rule {
  margin: 0;
  font-size: 13px;
  color: var(--color-accent-dark);
  font-weight: 600;
}

/* Title & Subtitle (舊版相容) */
.title {
  color: var(--color-primary);
  font-size: clamp(24px, 5vw, 34px);
  margin: 0 0 8px;
}

.subtitle {
  color: var(--color-primary);
  margin: 0 0 28px;
  font-size: 15px;
}