/* ========================================
   活動頁共用標題
======================================== */

.activities-eyebrow {
  margin: 0 0 12px;

  color: var(--color-yellow);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}


/* ========================================
   活動列表 Hero
======================================== */

.activities-hero {
  position: relative;

  min-height: 430px;
  overflow: hidden;

  color: var(--color-white);

  background:
    linear-gradient(
      90deg,
      rgba(3, 35, 29, 0.95) 0%,
      rgba(3, 35, 29, 0.8) 48%,
      rgba(3, 35, 29, 0.48) 100%
    ),
    url("../assets/images/court/court1.jpg")
    center / cover no-repeat;
}

.activities-hero-overlay {
  position: absolute;
  inset: 0;

  background:
    linear-gradient(
      180deg,
      rgba(0, 0, 0, 0.04),
      rgba(0, 0, 0, 0.24)
    );
}

.activities-hero-container {
  position: relative;
  z-index: 1;

  min-height: 430px;

  display: flex;
  align-items: center;
}

.activities-hero-content {
  max-width: 700px;
  padding: 70px 0;
}

.activities-hero-content h1 {
  margin: 0;

  color: var(--color-white);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 950;
  letter-spacing: -0.04em;
  line-height: 1;
}

.activities-hero-content > p:last-child {
  max-width: 620px;
  margin: 28px 0 0;

  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 600;
  line-height: 1.9;
}


/* ========================================
   活動列表
======================================== */

.activities-list-section {
  padding: 96px 0;

  background:
    radial-gradient(
      circle at 10% 0,
      rgba(255, 201, 40, 0.08),
      transparent 24%
    ),
    var(--color-cream);
}

.activities-list-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;

  margin-bottom: 34px;
}

.activities-list-heading > div {
  max-width: 720px;
}

.activities-list-heading h2 {
  margin: 0;

  color: var(--color-green-950);
  font-size: clamp(2rem, 4vw, 3.4rem);
  font-weight: 950;
  line-height: 1.15;
}

.activities-list-heading > div > p:last-child {
  margin: 18px 0 0;

  color: var(--color-gray-500);
  line-height: 1.8;
}

#activitiesResultCount {
  flex: 0 0 auto;

  padding: 9px 15px;

  color: var(--color-green-950);
  background: rgba(255, 201, 40, 0.2);
  border: 1px solid rgba(255, 201, 40, 0.52);
  border-radius: 999px;

  font-size: 0.8rem;
  font-weight: 900;
}


/* ========================================
   活動篩選
======================================== */

.activity-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;

  margin-bottom: 38px;
}

.activity-filter-button {
  min-height: 42px;
  padding: 0 18px;

  color: var(--color-green-950);
  background: var(--color-white);
  border: 1px solid rgba(5, 47, 40, 0.14);
  border-radius: 999px;

  font: inherit;
  font-size: 0.84rem;
  font-weight: 800;

  cursor: pointer;

  transition:
    color var(--transition-fast),
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast);
}

.activity-filter-button:hover {
  border-color: var(--color-yellow);
  transform: translateY(-1px);
}

.activity-filter-button.active {
  color: var(--color-green-950);
  background: var(--color-yellow);
  border-color: var(--color-yellow);
}


/* ========================================
   活動卡片
======================================== */

.activities-grid {
  display: grid;
  grid-template-columns:
    repeat(3, minmax(0, 1fr));

  gap: 28px;
}

.activity-card {
  overflow: hidden;

  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(5, 47, 40, 0.1);
  border-radius: 20px;

  box-shadow: var(--shadow-small);

  transition:
    transform var(--transition-normal),
    box-shadow var(--transition-normal),
    border-color var(--transition-normal);
}

.activity-card:hover {
  transform: translateY(-7px);

  border-color: rgba(255, 201, 40, 0.65);
  box-shadow: var(--shadow-medium);
}

.activity-card-image-link {
  display: block;
}

.activity-card-image-wrapper {
  position: relative;

  height: 250px;
  overflow: hidden;

  background: var(--color-gray-200);
}

.activity-card-image {
  display: block;

  width: 100%;
  height: 100%;

  object-fit: cover;

  transition: transform 0.55s ease;
}

.activity-card:hover .activity-card-image {
  transform: scale(1.05);
}

.activity-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  padding: 6px 12px;
  border-radius: 999px;

  font-size: 0.72rem;
  font-weight: 900;
}

.activity-card-image-wrapper > .activity-status {
  position: absolute;
  top: 18px;
  right: 18px;

  box-shadow:
    0 8px 20px rgba(0, 0, 0, 0.16);
}

.activity-status-open {
  color: #073c20;
  background: #7ee58e;
}

.activity-status-ending {
  color: #5c2700;
  background: #ffb363;
}

.activity-status-coming {
  color: var(--color-green-950);
  background: var(--color-yellow);
}

.activity-status-closed {
  color: var(--color-white);
  background: #6b7471;
}

.activity-card-content {
  padding: 27px;
}

.activity-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;

  margin-bottom: 16px;
}

.activity-category {
  display: inline-flex;

  color: #8c6b00;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.activity-card-meta time {
  color: var(--color-gray-500);
  font-size: 0.75rem;
  font-weight: 700;
}

.activity-card-title {
  margin: 0;
}

.activity-card-title a {
  color: var(--color-green-950);
  font-size: 1.35rem;
  font-weight: 950;
  line-height: 1.35;

  transition: color var(--transition-fast);
}

.activity-card-title a:hover {
  color: var(--color-orange);
}

.activity-card-summary {
  min-height: 86px;
  margin: 16px 0 22px;

  color: var(--color-gray-500);
  font-size: 0.9rem;
  line-height: 1.8;
}

.activity-card-information {
  display: grid;
  gap: 10px;

  margin: 0 0 24px;
  padding: 17px;

  background: rgba(5, 47, 40, 0.045);
  border-radius: 12px;
}

.activity-card-information > div {
  display: grid;
  grid-template-columns: 50px 1fr;
  gap: 12px;
}

.activity-card-information dt {
  color: var(--color-gray-500);
  font-size: 0.78rem;
}

.activity-card-information dd {
  margin: 0;

  color: var(--color-green-950);
  font-size: 0.82rem;
  font-weight: 800;
}

.activity-card-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;

  color: var(--color-green-700);
  font-size: 0.86rem;
  font-weight: 900;

  transition:
    color var(--transition-fast),
    gap var(--transition-fast);
}

.activity-card-link:hover {
  gap: 14px;
  color: var(--color-orange);
}

.activities-empty-message {
  padding: 70px 25px;

  text-align: center;

  background: var(--color-white);
  border: 1px dashed rgba(5, 47, 40, 0.22);
  border-radius: 18px;
}

.activities-empty-message strong {
  display: block;

  color: var(--color-green-950);
  font-size: 1.25rem;
}

.activities-empty-message p {
  margin: 10px 0 0;
  color: var(--color-gray-500);
}


/* ========================================
   活動詳細 Hero
======================================== */

.activity-detail-hero {
  padding: 48px 0 76px;

  color: var(--color-white);

  background:
    linear-gradient(
      120deg,
      var(--color-green-950),
      var(--color-green-800)
    );
}

.activity-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;

  margin-bottom: 38px;

  color: rgba(255, 255, 255, 0.65);
  font-size: 0.78rem;
}

.activity-breadcrumb a {
  color: rgba(255, 255, 255, 0.78);
}

.activity-breadcrumb a:hover {
  color: var(--color-yellow);
}

.activity-detail-hero-grid {
  display: grid;
  grid-template-columns:
    minmax(0, 0.92fr)
    minmax(0, 1.08fr);

  align-items: center;
  gap: 64px;
}

.activity-detail-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;

  margin-bottom: 24px;
}

.activity-detail-tags .activity-category {
  padding: 7px 12px;

  color: var(--color-yellow);
  border: 1px solid rgba(255, 201, 40, 0.46);
  border-radius: 999px;
}

.activity-detail-heading h1 {
  margin: 0;

  color: var(--color-white);
  font-size: clamp(2.6rem, 5vw, 4.8rem);
  font-weight: 950;
  letter-spacing: -0.04em;
  line-height: 1.06;
}

.activity-detail-heading > p {
  margin: 26px 0 0;

  color: rgba(255, 255, 255, 0.78);
  font-size: 1.02rem;
  line-height: 1.9;
}

.activity-detail-image-wrapper {
  height: 460px;
  overflow: hidden;

  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 201, 40, 0.4);
  border-radius: 20px;

  box-shadow:
    0 25px 60px rgba(0, 0, 0, 0.28);
}

.activity-detail-image-wrapper img {
  display: block;

  width: 100%;
  height: 100%;

  object-fit: cover;
}


/* ========================================
   活動詳細主要內容
======================================== */

.activity-detail-main {
  padding: 90px 0;

  background:
    radial-gradient(
      circle at 8% 0,
      rgba(255, 201, 40, 0.07),
      transparent 25%
    ),
    var(--color-cream);
}

.activity-detail-layout {
  display: grid;
  grid-template-columns:
    minmax(0, 1fr)
    350px;

  align-items: start;
  gap: 65px;
}

.activity-detail-article {
  display: grid;
  gap: 68px;
}

.activity-content-section h2 {
  margin: 0 0 24px;

  color: var(--color-green-950);
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  font-weight: 950;
}

.activity-description {
  display: grid;
  gap: 18px;
}

.activity-description p {
  margin: 0;

  color: var(--color-gray-700);
  font-size: 1rem;
  line-height: 1.95;
}


/* ========================================
   活動流程
======================================== */

.activity-schedule {
  display: grid;
  gap: 0;

  margin: 0;
  padding: 0;

  list-style: none;
}

.activity-schedule-item {
  display: grid;
  grid-template-columns:
    80px 22px 1fr;

  align-items: stretch;
  gap: 15px;
}

.activity-schedule-item time {
  padding: 19px 0;

  color: var(--color-green-950);
  font-size: 0.86rem;
  font-weight: 900;
}

.activity-schedule-line {
  position: relative;
}

.activity-schedule-line::before {
  content: "";

  position: absolute;
  top: 25px;
  left: 50%;

  width: 11px;
  height: 11px;

  background: var(--color-yellow);
  border: 3px solid var(--color-green-950);
  border-radius: 50%;

  transform: translateX(-50%);
}

.activity-schedule-line::after {
  content: "";

  position: absolute;
  top: 38px;
  bottom: -8px;
  left: 50%;

  width: 2px;

  background: rgba(5, 47, 40, 0.17);

  transform: translateX(-50%);
}

.activity-schedule-item:last-child
.activity-schedule-line::after {
  display: none;
}

.activity-schedule-item p {
  margin: 0;
  padding: 18px 0 22px;

  color: var(--color-gray-700);
  border-bottom: 1px solid rgba(5, 47, 40, 0.1);

  line-height: 1.7;
}


/* ========================================
   注意事項
======================================== */

.activity-notes {
  display: grid;
  gap: 14px;

  margin: 0;
  padding: 0;

  list-style: none;
}

.activity-notes li {
  display: flex;
  align-items: flex-start;
  gap: 13px;

  padding: 16px 18px;

  color: var(--color-gray-700);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(5, 47, 40, 0.09);
  border-radius: 12px;

  line-height: 1.75;
}

.activity-notes li span {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;

  width: 22px;
  height: 22px;
  margin-top: 2px;

  color: var(--color-green-950);
  background: var(--color-yellow);
  border-radius: 50%;

  font-size: 0.7rem;
  font-weight: 900;
}


/* ========================================
   活動資訊側欄
======================================== */

.activity-detail-sidebar {
  position: sticky;
  top: 118px;
}

.activity-info-card {
  padding: 30px;

  background: var(--color-white);
  border: 1px solid rgba(5, 47, 40, 0.1);
  border-top: 5px solid var(--color-yellow);
  border-radius: 18px;

  box-shadow: var(--shadow-medium);
}

.activity-info-card h2 {
  margin: 0 0 22px;

  color: var(--color-green-950);
  font-size: 1.4rem;
  font-weight: 950;
}

.activity-info-list {
  display: grid;
  gap: 0;

  margin: 0 0 26px;
}

.activity-info-list > div {
  display: grid;
  gap: 5px;

  padding: 15px 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.activity-info-list dt {
  color: var(--color-gray-500);
  font-size: 0.75rem;
  font-weight: 700;
}

.activity-info-list dd {
  margin: 0;

  color: var(--color-green-950);
  font-size: 0.91rem;
  font-weight: 900;
  line-height: 1.55;
}

.activity-register-button {
  width: 100%;
}

.activity-register-disabled {
  display: flex;
  align-items: center;
  justify-content: center;

  min-height: 50px;
  padding: 0 20px;

  color: #6a7370;
  background: var(--color-gray-200);
  border-radius: 8px;

  font-size: 0.88rem;
  font-weight: 900;
}

.activity-line-link {
  display: block;

  margin-top: 14px;

  color: var(--color-green-700);
  font-size: 0.8rem;
  font-weight: 800;
  text-align: center;
}

.activity-line-link:hover {
  color: var(--color-orange);
}

.activity-back-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;

  margin-top: 20px;

  color: var(--color-green-700);
  font-size: 0.84rem;
  font-weight: 900;
}

.activity-back-link:hover {
  color: var(--color-orange);
}


/* ========================================
   找不到活動
======================================== */

.activity-not-found {
  min-height: 620px;
  padding: 100px 0;

  background: var(--color-cream);
}

.activity-not-found-card {
  max-width: 650px;
  margin: 0 auto;
  padding: 60px 35px;

  text-align: center;

  background: var(--color-white);
  border: 1px solid rgba(5, 47, 40, 0.1);
  border-radius: 20px;

  box-shadow: var(--shadow-medium);
}

.activity-not-found-card h1 {
  margin: 0;

  color: var(--color-green-950);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 950;
}

.activity-not-found-card > p:not(
  .activities-eyebrow
) {
  margin: 18px 0 28px;

  color: var(--color-gray-500);
  line-height: 1.8;
}


/* ========================================
   平板
======================================== */

@media (max-width: 1100px) {
  .activities-grid {
    grid-template-columns:
      repeat(2, minmax(0, 1fr));
  }

  .activity-detail-hero-grid {
    gap: 40px;
  }

  .activity-detail-layout {
    grid-template-columns:
      minmax(0, 1fr)
      310px;

    gap: 40px;
  }
}


/* ========================================
   手機與小平板
======================================== */

@media (max-width: 850px) {
  .activities-hero,
  .activities-hero-container {
    min-height: 360px;
  }

  .activities-list-section {
    padding: 72px 0;
  }

  .activities-list-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
  }

  .activities-grid {
    grid-template-columns: 1fr;
  }

  .activity-card-summary {
    min-height: auto;
  }

  .activity-detail-hero {
    padding: 38px 0 60px;
  }

  .activity-detail-hero-grid {
    grid-template-columns: 1fr;
  }

  .activity-detail-image-wrapper {
    height: 390px;
  }

  .activity-detail-main {
    padding: 70px 0;
  }

  .activity-detail-layout {
    grid-template-columns: 1fr;
  }

  .activity-detail-sidebar {
    position: static;
  }
}


/* ========================================
   手機
======================================== */

@media (max-width: 560px) {
  .activities-hero,
  .activities-hero-container {
    min-height: 320px;
  }

  .activities-hero-content {
    padding: 55px 0;
  }

  .activities-hero-content h1 {
    font-size: 3rem;
  }

  .activity-filters {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }

  .activity-filter-button {
    width: 100%;
    padding: 0 10px;
  }

  .activity-card-image-wrapper {
    height: 220px;
  }

  .activity-card-content {
    padding: 23px 20px;
  }

  .activity-card-meta {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }

  .activity-detail-heading h1 {
    font-size: 2.7rem;
  }

  .activity-detail-image-wrapper {
    height: 290px;
  }

  .activity-detail-main {
    padding: 58px 0;
  }

  .activity-detail-article {
    gap: 55px;
  }

  .activity-schedule-item {
    grid-template-columns:
      64px 18px 1fr;

    gap: 10px;
  }

  .activity-info-card {
    padding: 25px 21px;
  }
}