/* Cache bust: NEXT_PUBLIC_CLUB_CSS_VERSION trong .env */
/* join.css — trang Tham gia CLB (/tham-gia) */

.join-page {
  --join-brand: var(--brand-red-mid, #7a1519);
  --join-brand-dark: var(--brand-red-dark, #620305);
  background: var(--surface-cream);
  color: var(--text-primary);
}

/* ——— Hero banner (đồng bộ /tin-tuc — dùng members.css mặc định) ——— */
.join-page .hero {
  --hero-content-width: min(96%, 42rem);
  min-height: clamp(18rem, 36vw, 27rem);
}

.join-page .hero__tagline {
  max-width: none;
  line-height: 1.35;
  word-break: keep-all;
  text-wrap: pretty;
}

.join-page .hero__bottom-banner {
  transform: translateY(40%);
}

.join-page .hero__script {
  margin: 0 0 clamp(0.5rem, 1.2vw, 0.75rem);
  max-width: var(--hero-content-width);
  font-family: var(--font-sans);
  font-size: clamp(0.82rem, 1.45vw, 0.94rem);
  font-weight: 400;
  font-style: normal;
  line-height: 1.65;
  letter-spacing: normal;
  color: color-mix(in srgb, var(--text-primary) 78%, var(--text-muted));
  -webkit-text-fill-color: unset;
  filter: none;
}

.join-main {
  position: relative;
  z-index: 10;
  background: var(--surface-section-white);
  margin-top: clamp(-3rem, -6vw, -4.5rem);
  padding-top: clamp(1.5rem, 3vw, 2.25rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
}

.join-main__breadcrumb {
  margin-bottom: clamp(1rem, 2vw, 1.5rem);
}

.join-intro {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.75rem, 2vw, 1.35rem);
  max-width: min(100%, 56rem);
  margin: 0 auto clamp(1.75rem, 3vw, 2.75rem);
  padding: clamp(1.15rem, 2.4vw, 1.65rem) clamp(1rem, 2.5vw, 1.5rem);
  background:
    linear-gradient(
      180deg,
      #fff 0%,
      #fffaf2 52%,
      #fff6e8 100%
    );
  border: 1px solid color-mix(in srgb, var(--brand-gold) 42%, #ebe6dc 58%);
  border-radius: 0.45rem;
  box-shadow:
    0 0.35rem 1.1rem color-mix(in srgb, var(--join-brand) 8%, transparent),
    inset 0 1px 0 color-mix(in srgb, #fff 85%, transparent);
}

.join-intro__side {
  display: flex;
  align-items: center;
  gap: clamp(0.35rem, 0.9vw, 0.55rem);
  flex: 1 1 0;
  min-width: 0;
  max-width: clamp(3.5rem, 14vw, 9rem);
}

.join-intro__side--end {
  flex-direction: row-reverse;
}

.join-intro__line {
  flex: 1 1 auto;
  height: 2px;
  min-width: 1.25rem;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--join-brand) 8%, transparent) 0%,
    color-mix(in srgb, var(--brand-gold) 72%, var(--join-brand) 28%) 50%,
    color-mix(in srgb, var(--join-brand) 18%, transparent) 100%
  );
  box-shadow: 0 1px 0 color-mix(in srgb, #fff 70%, transparent);
}

.join-intro__side--end .join-intro__line {
  background: linear-gradient(
    270deg,
    color-mix(in srgb, var(--join-brand) 8%, transparent) 0%,
    color-mix(in srgb, var(--brand-gold) 72%, var(--join-brand) 28%) 50%,
    color-mix(in srgb, var(--join-brand) 18%, transparent) 100%
  );
}

.join-intro__gem {
  flex-shrink: 0;
  font-size: clamp(0.42rem, 0.75vw, 0.52rem);
  line-height: 1;
  color: var(--brand-gold);
  text-shadow: 0 0 0.35rem color-mix(in srgb, var(--brand-gold) 35%, transparent);
}

.join-intro__text {
  margin: 0;
  flex: 1 1 auto;
  min-width: min(100%, 16rem);
  text-align: center;
  font-size: clamp(0.98rem, 1.55vw, 1.14rem);
  font-weight: 600;
  line-height: 1.78;
  letter-spacing: 0.01em;
  color: var(--text-primary);
  text-wrap: pretty;
  text-shadow: 0 1px 0 color-mix(in srgb, #fff 80%, transparent);
}

.join-intro__text::first-line {
  color: var(--join-brand-dark);
}

@media (max-width: 640px) {
  .join-intro {
    flex-direction: column;
    gap: 0.85rem;
    padding-inline: clamp(1rem, 4vw, 1.35rem);
  }

  .join-intro__side,
  .join-intro__side--end {
    width: min(100%, 14rem);
    max-width: none;
    flex: 0 0 auto;
  }

  .join-intro__line {
    min-width: 2.5rem;
  }
}

.join-main__layout {
  display: grid;
  gap: clamp(2rem, 4vw, 3rem);
}

@media (min-width: 960px) {
  .join-main__layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    align-items: start;
    gap: clamp(2rem, 4vw, 3.5rem);
  }
}

/* Lợi ích */
.join-benefits {
  list-style: none;
  margin: clamp(1.1rem, 2vw, 1.5rem) 0 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

@media (min-width: 640px) {
  .join-benefits {
    grid-template-columns: 1fr 1fr;
    gap: 1rem 1.25rem;
  }
}

.join-benefits__item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin: 0;
  padding: 0.85rem 0.9rem;
  background: #fff;
  border: 1px solid #ebe6dc;
  border-radius: 0.35rem;
  box-shadow: 0 0.08rem 0.35rem color-mix(in srgb, #000 4%, transparent);
}

.join-benefits__icon {
  flex-shrink: 0;
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 50%;
  background: var(--join-brand);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
}

.join-benefits__title {
  margin: 0 0 0.2rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--join-brand);
  text-transform: uppercase;
  line-height: 1.3;
}

.join-benefits__desc {
  margin: 0;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-muted);
}

.join-quote {
  margin: clamp(1.25rem, 2.5vw, 1.75rem) 0 0;
  padding: clamp(1rem, 2vw, 1.25rem) clamp(1rem, 2vw, 1.35rem);
  background: linear-gradient(135deg, #fff6e8 0%, #fdebd0 100%);
  border: 1px solid #f0d9a8;
  border-radius: 0.35rem;
  position: relative;
}

.join-quote__icon {
  color: color-mix(in srgb, var(--join-brand) 55%, #c9a227);
  font-size: 1.35rem;
  margin-bottom: 0.35rem;
  display: block;
}

.join-quote p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.6;
  font-style: italic;
  color: var(--text-primary);
}

/* Form panel */
.join-form-panel {
  padding: clamp(1.25rem, 2.5vw, 1.75rem);
  background: #fff;
  border: 1px solid #ebe6dc;
  border-radius: 0.4rem;
  box-shadow: 0 0.2rem 0.85rem color-mix(in srgb, #000 6%, transparent);
}

.join-form {
  margin-top: clamp(1rem, 2vw, 1.35rem);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.join-form__row--2 {
  display: grid;
  gap: 0.9rem;
}

@media (min-width: 560px) {
  .join-form__row--2 {
    grid-template-columns: 1fr 1fr;
  }
}

.join-form__field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.join-form__label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
}

.join-form__req {
  color: var(--join-brand);
}

.join-form__field input:not(.join-form__input-date),
.join-form__field textarea {
  width: 100%;
  border: 1px solid #d4cfc4;
  border-radius: 0.25rem;
  padding: 0.55rem 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  background: #fff;
  color: var(--text-primary);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.join-form__field input:not(.join-form__input-date):focus,
.join-form__field textarea:focus {
  outline: none;
  border-color: var(--join-brand);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--join-brand) 18%, transparent);
}

.join-form__field textarea {
  resize: vertical;
  min-height: 6.5rem;
}

/* Ngày sinh — date picker đồng bộ form */
.join-form__date-wrap {
  position: relative;
  display: block;
}

.join-form__input-date {
  display: block;
  width: 100%;
  min-height: 2.45rem;
  padding: 0.55rem 2.35rem 0.55rem 0.75rem;
  border: 1px solid #d4cfc4;
  border-radius: 0.25rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  line-height: 1.35;
  background: #fff;
  color: var(--text-primary);
  color-scheme: light;
  cursor: pointer;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  appearance: none;
  -webkit-appearance: none;
}

.join-form__input-date:hover {
  border-color: color-mix(in srgb, var(--join-brand) 35%, #d4cfc4);
}

.join-form__input-date:focus {
  outline: none;
  border-color: var(--join-brand);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--join-brand) 18%, transparent);
}

.join-form__input-date::-webkit-calendar-picker-indicator {
  position: absolute;
  right: 0;
  top: 0;
  width: 2.75rem;
  height: 100%;
  margin: 0;
  padding: 0;
  opacity: 0;
  cursor: pointer;
}

.join-form__input-date::-webkit-datetime-edit {
  padding: 0;
}

.join-form__input-date:not(:valid)::-webkit-datetime-edit {
  color: #9a958a;
}

.join-form__input-date:valid::-webkit-datetime-edit {
  color: var(--text-primary);
}

.join-form__date-icon {
  position: absolute;
  right: 0.72rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.95rem;
  color: var(--join-brand);
  pointer-events: none;
}

.join-form__field--date:focus-within .join-form__date-icon {
  color: var(--join-brand-dark);
}

.join-form__check {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--text-muted);
  cursor: pointer;
}

.join-form__check input {
  margin-top: 0.2rem;
  flex-shrink: 0;
  accent-color: var(--join-brand);
}

.join-form__actions {
  margin-top: 0.35rem;
}

.join-form__submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  min-height: 2.75rem;
  padding: 0.75rem 1.5rem;
  border: 1px solid color-mix(in srgb, var(--join-brand-dark) 85%, #000);
  border-radius: 0.3rem;
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--join-brand) 92%, #fff) 0%,
    var(--join-brand) 48%,
    var(--join-brand-dark) 100%
  );
  color: #fff;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow:
    0 0.12em 0 color-mix(in srgb, #000 16%, transparent),
    0 0.25em 0.55em color-mix(in srgb, var(--join-brand-dark) 35%, transparent);
  transition:
    background 0.2s ease,
    transform 0.15s ease,
    box-shadow 0.15s ease,
    opacity 0.2s ease;
}

.join-form__submit:hover:not(:disabled) {
  transform: translateY(-0.05em);
  filter: brightness(1.05);
}

.join-form__submit:focus-visible {
  outline: 2px solid var(--brand-gold);
  outline-offset: 2px;
}

.join-form__submit:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  filter: none;
}

.join-form__field--invalid input,
.join-form__field--invalid textarea {
  border-color: #b42318;
}

.join-form__field-error {
  margin-top: 0.35rem;
  font-size: 0.78rem;
  line-height: 1.35;
  color: #b42318;
}

.join-form__error {
  margin: 0;
  font-size: 0.85rem;
  color: #b42318;
}

.join-form__success {
  margin-top: 1rem;
  padding: 1.25rem 1rem;
  text-align: center;
  background: #f0fdf4;
  border: 1px solid #86efac;
  border-radius: 0.35rem;
}

.join-form__success i {
  font-size: 1.75rem;
  color: #15803d;
  margin-bottom: 0.5rem;
}

.join-form__success p {
  margin: 0 0 0.75rem;
  font-size: 0.92rem;
  color: var(--text-primary);
}

.join-form__reset {
  border: 1px solid var(--join-brand);
  background: transparent;
  color: var(--join-brand);
  padding: 0.45rem 1rem;
  border-radius: 0.25rem;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
}

.join-form__reset:hover {
  background: var(--join-brand);
  color: #fff;
}

@media (max-width: 992px) {
  .join-page .hero {
    min-height: auto;
  }
  .join-page .hero__content {
    padding: clamp(0.75rem, 2.5vw, 1rem) 0 clamp(0.65rem, 2vw, 0.85rem);
  }
  .join-page .hero__bottom-banner {
    transform: translateY(42%);
  }
  .join-main {
    margin-top: clamp(0.75rem, 2vw, 1.25rem);
  }
}