/**
 * 社群論壇頁面樣式 (page-social-forum.php)
 *
 * 此檔案包含社群論壇頁面的特定樣式
 *
 * 引入順序：依賴於 global.css
 *
 * @package 起吉科技
 */

/* ============================================
   1. Hero Section
   ============================================ */

.social-forum-hero {
  padding: 0;
  margin-bottom: 16px;
}

.social-forum-hero .hero-image img {
  max-width: 100%;
  height: auto;
  width: 100%;
}

/* ============================================
   2. 論壇卡片網格
   ============================================ */

.forums-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px 0;
  margin: 45px 0 90px;
  width: 100%;
  max-width: 1240px;
  justify-items: center;
}

.forum-card {
  max-width: 550px;
  width: 100%;
  cursor: default;
}

.work-man-img {
  position: absolute;
  top: -120px;
  right: 60px;
  height: 120px;
}

.forum-card-inner {
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 45px;
}

.forum-name {
  border-radius: 0 125px 125px 0;
  border: 1px solid #fff;
  background: rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 25.8px 2px #93c9f7;
  -webkit-backdrop-filter: blur(8px);
  max-width: 550px;
  width: 100%;
  height: 75px;
  text-align: center;
  justify-items: center;
  align-content: center;
}

.forum-details {
  flex: 1;
  display: flex;
  flex-direction: row;
  gap: 20px;
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 250px;
  width: 100%;
}

.detail-item h4 {
  color: #ffcc00;
  font-weight: 700;
}

.detail-item p {
  max-width: 387px;
  width: 100%;
}

/* ============================================
   3. 詳細論壇部分
   ============================================ */

.social-forum-detail {
  padding: 210px 0 0;
  position: relative;
}

.ptt-bg-img {
  position: absolute;
  top: -26rem;
  left: 0;
  z-index: -1;
  width: 100%;
}

.ptt-bg-rwd-img {
  display: none;
}

.ptt-right-bg-rwd-img {
  display: none;
}
.dcard-bg-img {
  position: absolute;
  top: 35rem;
  width: 100%;
  left: 0;
  z-index: -1;
}

.detail-content {
  display: flex;
  align-items: center;
}

.section-title {
  font-size: 2rem;
}

.section-description {
  font-size: 2rem;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 30px;
  margin: 60px 0;
}

.feature-item {
  display: flex;
  gap: 28px;
  align-items: center;
}

.feature-header {
  position: relative;
}

.feature-dot {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 15px;
  height: 15px;
  background-color: #fff;
  border-radius: 50%;
  flex-shrink: 0;
  position: absolute;
  top: 7px;
  left: 8px;
  border: 2px solid #20285e;
}

.feature-item h3 {
  color: #20285e;
  border-radius: 0 40px 40px 0;
  border: 2px solid var(--main-001, #20285e);
  background: var(--Accents-Yellow, #fc0);
  width: 225px;
  height: 65px;
  text-align: center;
  align-content: center;
}

/* 平台性質、熱門看板、行銷應用 - 藍色背景 */
.features-list:nth-of-type(1) .feature-item:nth-child(2) h3,
.features-list:nth-of-type(1) .feature-item:nth-child(4) h3,
.features-list:nth-of-type(1) .feature-item:nth-child(6) h3 {
  background: #93c9f7;
}

.feature-item p {
  font-weight: 400;
}

.detail-image {
  width: 100%;
  height: auto;
}

/* 按鈕 */
.btn-center {
  text-align: center;
  margin-top: 40px;
}

.btn {
  display: inline-block;
  padding: 15px 40px;
  border-radius: 4px;
  text-decoration: none;
  font-size: 16px;
  font-weight: bold;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background-color: #b98c5e;
  color: white;
}

.btn-primary:hover {
  background-color: #a07a4f;
}

/* dcard */
.social-forum-dcard {
  padding: 210px 0 0;
  position: relative;
}

.dcard-bg-rwd-img {
  display: none;
}

.mobile01-bg-rwd-img {
  display: none;
}

.mobile-bg-rwd-img {
  display: none;
}

.dcard-detail-content {
  width: 100%;
  max-width: 990px;
}

.dcard-features-list {
  display: flex;
  flex-direction: column;
  margin: 60px 0;
  gap: 35px;
}

.dcard-feature-item {
  position: relative;
  display: flex;
  flex-direction: row;
  align-items: center;
  height: 70px;
  padding-left: 40px;
  gap: 46px;
  border-radius: 38px;
  border: 2px solid #fff;
  background: linear-gradient(0deg, #000 -22.41%, #1f265c 48.42%);
}

.dcard-feature-header h3 {
  min-width: 250px;
  white-space: nowrap;
}

.dcard-feature-item p {
  font-weight: 400;
}

.dcard-feature-item--highlight {
  border: 1px solid #fff;
  background: rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 36.9px 2px #20285e;
}

.dcard-line {
  position: absolute;
  bottom: -37px;
  left: 148px;
  width: 2px;
  height: 36px;
  z-index: -1;
}

/* MOBILE01 */
.social-forum-mobile01 {
  padding: 210px 0 150px;
  position: relative;
}

.mobile01-features-list {
  display: flex;
  flex-wrap: wrap;
  max-width: 1360px;
  width: 100%;
  gap: 80px;
  margin: 48px 0 120px;
  justify-content: center;
}

.mobile01-feature-item {
  max-width: 300px;
  width: 100%;
}

.mobile01-feature-header {
  height: 100px;
  text-align: center;
  align-content: center;
  border: 2px solid #fff;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.3) -19%,
    rgba(32, 40, 94, 0.3) 75.4%
  );
  box-shadow:
    0 4px 21.3px -3px #fff,
    0 4px 4px 0 rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(8px);
}

.mobile01-feature-header h4 {
}

.mobile01-feature-item p {
  height: 160px;
  padding: 31px;
  border: 2px solid #fff;
  border-top: none;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.3) 0%,
    rgba(56, 90, 165, 0.3) 100%
  );
  box-shadow:
    0 4px 21.3px -3px #fff,
    0 4px 4px 0 rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(8px);
}

.mobile-bg-img {
  position: absolute;
  left: 0;
  top: 12rem;
  z-index: -1;
  width: 100%;
}

.content-creator-dec {
  max-width: 805px;
  width: 100%;
  height: 180px;
  border-radius: 57px;
  border: 1px solid #fff;
  box-shadow: 0 0 16.3px 2px #fff;
  justify-items: center;
  align-content: center;
  margin-bottom: 65px;
}

.content-creator-dec p {
  max-width: 700px;
  width: 100%;
  font-weight: 400;
}

.page-bottom-img {
  position: absolute;
  bottom: -139rem;
  left: 0;
  width: 100%;
}

.page-bottom-2-img {
  position: absolute;
  right: 0;
  bottom: -231rem;
}

/* ============================================
   響應式設計 (RWD)
   ============================================ */

/* 平板尺寸 (768px - 1024px) */
@media (max-width: 1024px) {
  .forums-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .detail-content {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .social-forum-detail:nth-child(even) .detail-image {
    order: 0;
  }

  .section-title {
    font-size: 28px;
  }
}

/* 手機尺寸 (小於 768px) */
@media (max-width: 768px) {
  .forums-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }

  .detail-content {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .social-forum-hero .hero-title {
    font-size: 28px;
  }

  .social-forum-hero .hero-description {
    font-size: 14px;
  }

  .forum-name {
    font-size: 16px;
  }

  .section-title {
    font-size: 24px;
  }

  .section-description {
    font-size: 14px;
  }

  .btn {
    padding: 12px 30px;
    font-size: 14px;
  }
}

@media (max-width: 480px) {
  /* 論壇卡片 */
  .social-forum-grid {
    padding: 0;
  }

  .social-forum-hero {
  }

  .forums-grid {
    margin: 48px auto 20px;
    gap: 48px;
  }

  .forum-details {
    flex-direction: column;
  }

  .forum-card-inner {
    gap: 18px;
  }

  .detail-item h4 {
    font-size: 1rem !important;
  }

  .forum-name {
    font-size: 1rem !important;
    width: 105%;
    height: 62px;
    border-radius: 0 125px 125px 0;
    border: 1px solid #fff;
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 25.8px 2px #93c9f7;
    -webkit-backdrop-filter: blur(8px);
  }

  /* 第三個論壇名稱字體縮小 */
  .forum-card:nth-child(3) .forum-name {
    font-size: 14px !important;
  }

  .work-man-img {
    position: relative;
    margin-top: 26px;
    top: 0;
    right: 0;
    height: auto;
  }

  .ptt-bg-img {
    display: none;
  }

  .ptt-bg-rwd-img {
    display: block;
    width: 100%;
  }

  /* PTT */
  .social-forum-detail {
    padding: 93px 0 0;
  }

  .features-list {
    margin: 19px 0 60px;
    gap: 30px;
  }

  .feature-item {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }

  .feature-item h3 {
    font-size: 1.5rem;
    max-width: 89.121px;
    height: 27.362px;
    border: 1px solid var(--main-001, #20285e);
  }

  .feature-dot {
    width: 5.863px;
    height: 5.863px;
    top: 2.74px;
    left: 3.13px;
    border: 1px solid #20285e;
  }

  .dcard-bg-img {
    display: none;
  }

  /* Dcard */
  .social-forum-dcard {
    padding: 92px 0 0;
  }

  .dcard-features-list {
    gap: 32px;
    margin: 24px 0 60px;
  }

  .dcard-feature-item {
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 25px;
    height: 140px;
    padding: 0 40px;
    border-radius: 38px;
  }

  .dcard-line {
    display: none;
  }

  /* Mobile01 */
  .social-forum-mobile01 {
    padding: 92px 0 0;
  }

  .mobile01-features-list {
    margin: 24px 0 42px;
    gap: 32px;
  }

  .mobile01-feature-item {
    justify-items: center;
  }

  .mobile01-feature-header {
    max-width: 155px;
    width: 100%;
    height: 40px;
    border: 0.775px solid #fff;
    background: linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.3) -19%,
      rgba(32, 40, 94, 0.3) 75.4%
    );
    box-shadow:
      0 1.55px 8.254px -1.162px #fff,
      0 1.55px 1.55px 0 rgba(0, 0, 0, 0.25);
  }

  .mobile01-feature-item p {
    font-size: 13px !important;
    width: 100%;
    max-width: 155px;
    height: 104px;
    padding: 12px 10px;
    line-height: 20px;
    border: 0.775px solid #fff;
    background: linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.3) 0%,
      rgba(56, 90, 165, 0.3) 100%
    );
    box-shadow:
      0 1.55px 8.254px -1.162px #fff,
      0 1.55px 1.55px 0 rgba(0, 0, 0, 0.25);
  }

  .content-creator-dec {
    margin-bottom: -16px;
    box-shadow: none;
    max-width: 300px;
    height: 229px;
    border-radius: 24px;
  }

  .content-creator-dec p {
    max-width: 236px;
    line-height: 32px;
  }

  .ptt-bg-rwd-img {
    position: absolute;
    top: -6rem;
  }

  .ptt-right-bg-rwd-img {
    display: block;
    position: absolute;
    top: 18rem;
    right: 0;
  }

  .dcard-bg-rwd-img {
    display: block;
    width: 100%;
    position: absolute;
    top: -8rem;
  }

  .mobile-bg-img {
    display: none;
  }

  .mobile01-bg-rwd-img {
    display: block;
    position: absolute;
    top: -3rem;
    right: 0;
  }

  .mobile-bg-rwd-img {
    display: block;
    width: 100%;
    position: absolute;
    bottom: 9rem;
  }

  .page-bottom-2-img {
    display: none;
  }
}