/* ============================================================
   BeliPintar — 自定义样式(在 Tailwind 之上补充设计稿细节)
   ============================================================ */

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 8px);
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection {
  background: var(--color-primary-red);
  color: #fff;
}

/* ---------- 容器 ---------- */
.container-bp {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 1.25rem;
}
@media (min-width: 768px) {
  .container-bp { padding-inline: 2rem; }
}

/* ============================================================
   顶部导航栏 Navbar — 滚动吸顶 + 毛玻璃
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: #FFFFFF;
  border-bottom: 1px solid transparent;
  transition: background .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.94);
  border-bottom-color: var(--color-line);
  box-shadow: 0 4px 20px rgba(1, 10, 27, 0.06);
}

/* Logo */
.brand-logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}
.brand-logo-img {
  display: block;
  height: 40px;
  width: auto;
  object-fit: contain;
}
@media (max-width: 480px) {
  .brand-logo-img { height: 34px; }
}

/* 导航链接 */
.nav-link {
  position: relative;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: 0.5rem 0.25rem;
  transition: color .2s ease;
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 2px;
  height: 2px;
  border-radius: 2px;
  background: var(--color-primary-red);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s ease;
}
.nav-link:hover { color: var(--color-primary-red); }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link.active { color: var(--color-primary-red); }
.nav-link.active::after { transform: scaleX(1); }

/* CTA 按钮(导航右侧) */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--color-primary-red);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.7rem 1.6rem;
  border-radius: var(--radius-pill);
  border: 2px solid var(--color-primary-red);
  cursor: pointer;
  text-decoration: none;
  transition: background .25s ease, transform .15s ease, box-shadow .25s ease;
  box-shadow: 0 8px 20px rgba(255, 30, 0, 0.22);
}
.btn-primary:hover {
  background: var(--color-red);
  border-color: var(--color-red);
  box-shadow: 0 10px 26px rgba(236, 32, 41, 0.30);
  transform: translateY(-1px);
}
.btn-primary:active {
  transform: translateY(0) scale(0.98);
  box-shadow: 0 4px 12px rgba(236, 32, 41, 0.24);
}

/* 汉堡按钮(移动端) */
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 0;
  background: transparent;
  cursor: pointer;
  border-radius: 10px;
}
.nav-toggle span {
  display: block;
  height: 2.5px;
  border-radius: 2px;
  background: var(--color-black);
  transition: transform .3s ease, opacity .3s ease;
}
.nav-toggle:hover span { background: var(--color-primary-red); }
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* 移动端抽屉菜单 */
.mobile-menu {
  position: fixed;
  inset: var(--nav-height) 0 0 0;
  z-index: 45;
  background: #fff;
  padding: 1.5rem 1.25rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  transform: translateX(100%);
  transition: transform .32s cubic-bezier(.4, 0, .2, 1);
  overflow-y: auto;
}
.mobile-menu.is-open { transform: translateX(0); }
.mobile-menu .nav-link {
  font-size: 1.15rem;
  padding: 0.9rem 0.5rem;
  border-bottom: 1px solid var(--color-line);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.mobile-menu .btn-primary { margin-top: 1.25rem; width: 100%; }
@media (min-width: 1024px) {
  .mobile-menu { display: none; }
}

/* ============================================================
   Hero 首屏
   ============================================================ */
.hero {
  position: relative;
  overflow: hidden;
  background: #0B2A5B;
  /* 背景图为设计稿官方素材(assets/hero-bg.png) */
  background-image: url('../assets/hero-bg.png');
  background-size: cover;
  background-position: center;
  min-height: 600px;
  display: flex;
  align-items: flex-start;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(1, 10, 27, 0.18) 0%, rgba(1, 10, 27, 0.06) 45%, rgba(1, 10, 27, 0.02) 75%, rgba(1, 10, 27, 0.08) 100%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
  padding-block: 5rem 4.5rem;
}
@media (min-width: 1024px) {
  .hero-grid {
    padding-block: 6.5rem 6.5rem;
  }
}
.hero-grid > div { max-width: 46rem; }

/* 双拼胶囊徽章(设计稿:白底蓝字 + 蓝底白字,斜切拼接) */
.hero-badges {
  display: inline-flex;
  align-items: center;
  font-weight: 600;
  font-size: 0.98rem;
  filter: drop-shadow(0 4px 14px rgba(1, 10, 27, 0.18));
}
.badge {
  display: inline-flex;
  align-items: center;
  padding: 10px 24px;
  white-space: nowrap;
}
.badge-left {
  background: #fff;
  color: #508FDC;
  border-radius: 9999px 0 0 9999px;
  /* 右端斜切(平行四边形咬合) */
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 50%, calc(100% - 14px) 100%, 0 100%);
  padding-right: 34px;
}
.badge-right {
  background: #508FDC;
  color: #fff;
  border-radius: 0 9999px 9999px 0;
  clip-path: polygon(14px 0, 100% 0, 100% 100%, 14px 100%, 0 50%);
  padding-left: 30px;
  margin-left: -12px;
}
/* 移动端:徽章换行堆叠,去掉斜切拼接避免文字被裁切 */
@media (max-width: 640px) {
  .hero-badges { flex-wrap: wrap; }
  .badge { white-space: normal; padding: 8px 18px; font-size: 0.86rem; }
  .badge-left { border-radius: 9999px; clip-path: none; padding-right: 18px; }
  .badge-right { border-radius: 9999px; clip-path: none; padding-left: 18px; margin-left: 0; }
}

.hero-title {
  font-size: clamp(2.5rem, 4.2vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.12;
  color: #FFFFFF;
  text-shadow: 0 1px 12px rgba(1, 10, 27, 0.35);
  white-space: nowrap;
}
/* 移动端:允许换行,避免 nowrap 撑破视口被裁切 */
@media (max-width: 640px) {
  .hero-title { white-space: normal; font-size: clamp(2.1rem, 11vw, 2.75rem); }
}

.hero-desc {
  color: rgba(255, 255, 255, 0.92);
  font-size: 1.22rem;
  line-height: 1.5;
  max-width: 32rem;
  text-shadow: 0 1px 8px rgba(1, 10, 27, 0.3);
}

/* ============================================================
   区块通用
   ============================================================ */
.section { padding-block: 4.5rem; }
@media (min-width: 1024px) { .section { padding-block: 6rem; } }

.section-title {
  font-size: clamp(1.75rem, 3.6vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--color-black);
}

/* ============================================================
   Keunggulan Produk — 6 功能卡片
   ============================================================ */
.feature-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 0 0 1.6rem;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  overflow: hidden;
  text-align: center;
}
.feature-card::after {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary-red), var(--color-aux-orange));
  opacity: 0;
  transition: opacity .3s ease;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(255, 30, 0, 0.25);
}
.feature-card:hover::after { opacity: 1; }

/* 卡片配图(设计稿:图片置顶居中,占卡片上半部) */
.feature-media {
  width: 100%;
  aspect-ratio: 1100 / 842;
  overflow: hidden;
  border-radius: calc(var(--radius-lg) - 1px) calc(var(--radius-lg) - 1px) 0 0;
  background: var(--color-bg);
  display: grid;
  place-items: center;
}
.feature-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .45s ease;
}
.feature-card:hover .feature-media img { transform: scale(1.05); }

.feature-title {
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--color-black);
  margin: 1.15rem 1.25rem 0.4rem;
}
.feature-desc {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--color-text-secondary);
  margin: 0 1.25rem;
}

/* ============================================================
   品牌介绍区 Tentang Kami
   ============================================================ */
#tentang {
  background: var(--color-bg-section, #F7F7F7);
}

.about-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}
@media (min-width: 1024px) {
  .about-panel {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 4.5rem;
  }
}

.about-media {
  position: relative;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  background: transparent;
  border-radius: 0;
  box-shadow: none;
  padding: 0;
}
.about-product {
  width: 100%;
  max-width: 517px;
  height: auto;
  display: block;
  border-radius: 18px;
}

.about-copy {
  padding: 0;
}
.about-copy .about-heading {
  font-size: clamp(1.75rem, 3.2vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.25;
  color: var(--color-black);
  margin-bottom: 1.75rem;
}
.about-copy p {
  color: var(--color-black-2, #45494D);
  line-height: 1.8;
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
}
.about-copy p:last-child {
  margin-bottom: 0;
}

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-link);
  padding-top: 4rem;
}
.site-footer .f-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
}
@media (min-width: 640px)  { .site-footer .f-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .site-footer .f-grid { grid-template-columns: 1.3fr 1fr 1fr 1.3fr; } }

.f-brand .brand-logo { color: #fff; }
.f-brand p { font-size: 0.9rem; line-height: 1.7; margin-top: 1rem; max-width: 20rem; }

.f-col .f-heading {
  color: #fff;
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  margin-bottom: 1.1rem;
}
.f-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.65rem; }
.f-col a {
  color: var(--color-footer-link);
  text-decoration: none;
  font-size: 0.92rem;
  transition: color .2s ease, padding-left .2s ease;
}
.f-col a:hover { color: var(--color-primary-red); padding-left: 4px; }

.f-contact li { display: flex; gap: 0.6rem; font-size: 0.92rem; line-height: 1.6; align-items: center; padding-block: 0.7rem; }
.f-contact li + li { border-top: 1px solid #3A3A3A; }
.f-contact .lbl { color: var(--color-footer-link); min-width: 5.2rem; }
.f-ico { display: inline-grid; place-items: center; width: 20px; height: 20px; color: #fff; flex-shrink: 0; }

/* ============================================================
   Hapus Akun 弹窗
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(1, 10, 27, 0.55);
  display: grid;
  place-items: center;
  padding: 1.25rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease;
}
.modal-overlay.is-open { opacity: 1; pointer-events: auto; }

.modal-card {
  width: 100%;
  max-width: 900px;
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow-modal);
  display: grid;
  grid-template-columns: 1fr;
  overflow: hidden;
  transform: translateY(24px) scale(0.98);
  transition: transform .35s cubic-bezier(.4, 0, .2, 1);
  max-height: 92vh;
  overflow-y: auto;
}
.modal-overlay.is-open .modal-card { transform: translateY(0) scale(1); }
@media (min-width: 768px) {
  .modal-card { grid-template-columns: 2fr 3fr; max-width: 1020px; }
}

.modal-art {
  position: relative;
  background: linear-gradient(170deg, #FFF6F5, #FFE9E9);
  min-height: 200px;
  display: grid;
  place-items: center;
  padding: 2rem;
}
.modal-art .mini-illus {
  width: 220px; height: 160px;
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 18px 40px rgba(255, 30, 0, 0.14);
  position: relative;
}
.mini-illus .bar { position: absolute; left: 18px; border-radius: 4px; background: var(--color-line); }
.mini-illus .bar.b1 { top: 22px; width: 60px; height: 10px; background: var(--color-primary-red); }
.mini-illus .bar.b2 { top: 44px; width: 44px; height: 8px; }
.mini-illus .bar.b3 { bottom: 26px; left: 18px; width: 120px; height: 34px; border-radius: 8px; background: var(--color-light-red-bg); }
.mini-illus .coin {
  position: absolute;
  width: 26px; height: 26px; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #FFD36E, #F38200);
  box-shadow: inset -3px -3px 6px rgba(160, 82, 0, 0.35);
}
.mini-illus .coin.c1 { right: 24px; top: 30px; }
.mini-illus .coin.c2 { right: 60px; top: 74px; width: 20px; height: 20px; }
.mini-illus .check {
  position: absolute;
  right: -14px; bottom: -14px;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--color-aux-green);
  color: #fff;
  display: grid; place-items: center;
  font-size: 1.5rem;
  box-shadow: 0 10px 24px rgba(69, 173, 0, 0.35);
}

.modal-body { padding: 2.2rem 1.75rem; }
@media (min-width: 768px) { .modal-body { padding: 3rem 3rem 2.75rem; } }
.modal-close {
  position: absolute;
  top: 14px; right: 14px;
  width: 42px; height: 42px;
  border-radius: 12px;
  border: 0;
  background: rgba(1, 10, 27, 0.05);
  color: var(--color-black);
  font-size: 1.2rem;
  cursor: pointer;
  transition: background .2s ease, color .2s ease;
  z-index: 5;
}
.modal-close:hover { background: var(--color-primary-red); color: #fff; }

.modal-title { font-size: 1.6rem; font-weight: 800; color: var(--color-black); letter-spacing: -0.02em; }
.modal-hint { color: var(--color-text-secondary); font-size: 0.95rem; margin-top: 0.4rem; }

.form-field { margin-top: 1.5rem; }
.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-text-secondary);
  margin-bottom: 0.45rem;
}
.form-input {
  width: 100%;
  border: 1.5px solid var(--color-grey-2);
  border-radius: 8px;
  padding: 0.8rem 1rem;
  font-size: 0.98rem;
  font-family: inherit;
  color: var(--color-black);
  background: #fff;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.form-input::placeholder { color: var(--color-grey-1); }
.form-input:focus {
  outline: none;
  border-color: var(--color-primary-red);
  box-shadow: 0 0 0 4px rgba(255, 30, 0, 0.10);
}
.form-error { color: var(--color-primary-red); font-size: 0.8rem; margin-top: 0.4rem; display: none; }
.form-error.show { display: block; }

.btn-danger {
  width: 100%;
  margin-top: 1.75rem;
  background: var(--color-confirm-red);
  border-color: var(--color-confirm-red);
  font-size: 1rem;
  padding: 0.9rem 1.6rem;
  border-radius: 8px;             /* 设计稿:圆角矩形(非胶囊) */
  box-shadow: none;
}
.btn-danger:hover { background: var(--color-primary-red); border-color: var(--color-primary-red); box-shadow: none; }

/* 验证码阶段 */
.code-row { display: flex; gap: 0.6rem; }
.code-row .form-input { flex: 1; min-width: 0; }
.btn-code {
  flex-shrink: 0;
  font-size: 0.85rem;
  padding: 0.8rem 1rem;
  border-radius: 8px;
  box-shadow: none;
}
.btn-soft {
  background: #FFB3B3;             /* 设计稿:浅粉确认删除按钮 */
  border-color: #FFB3B3;
  color: #fff;
}
.btn-soft:hover { background: #FF9C9C; border-color: #FF9C9C; box-shadow: none; }
.acct-num { color: var(--color-primary-red); font-weight: 800; }

.modal-success { text-align: left; }
.modal-success .ok-icon {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--color-light-red-bg);
  color: var(--color-aux-green);
  display: grid; place-items: center;
  font-size: 1.8rem;
  margin-bottom: 1.4rem;
}

/* ============================================================
   滚动淡入动画
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s ease, transform .7s cubic-bezier(.22, .61, .36, 1);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }

/* 无障碍:减少动效 */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .feature-card:hover { transform: none; }
  .feature-card:hover .feature-media img { transform: none; }
  .site-header, .modal-card, .mobile-menu { transition: none; }
}