/* ============================================================
   REGISTER PAGE
   ============================================================ */

/* ============================================================
   1. PAGE HERO
   ============================================================ */

.register-hero {
  position: relative;
  height: 50vh;
  min-height: 420px;
  background: linear-gradient(
    160deg,
    var(--color-bg-primary) 0%,
    var(--color-bg-secondary) 60%,
    #0d0d0c 100%
  );
  display: flex;
  align-items: center;
  overflow: hidden;
}

.register-hero__content {
  position: relative;
  z-index: 1;
  padding-top: var(--navbar-height);
}

.register-hero__line {
  width: 48px;
  height: 1px;
  background-color: var(--color-accent-gold);
  margin-bottom: 24px;
}

.register-hero__label {
  display: block;
  font-family: var(--font-body);
  font-size: var(--font-size-label);
  font-weight: 600;
  color: var(--color-accent-gold);
  letter-spacing: var(--letter-spacing-label);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.register-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(36px, 5vw, 56px);
  color: var(--color-text-primary);
  line-height: var(--line-height-heading);
  letter-spacing: var(--letter-spacing-heading);
  max-width: 640px;
}

/* Ghost watermark */
.register-hero::after {
  content: "REGISTER";
  position: absolute;
  right: -40px;
  bottom: -20px;
  font-family: var(--font-heading);
  font-size: 160px;
  font-weight: 700;
  color: var(--color-text-primary);
  opacity: 0.03;
  pointer-events: none;
  letter-spacing: -0.04em;
  white-space: nowrap;
  line-height: 1;
}

/* ============================================================
   2. REGISTRATION FORM SECTION
   ============================================================ */

.register-section {
  background: var(--color-bg-light);
  padding: 100px 0 120px;
}

.register-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 80px;
  align-items: start;
}

/* ---- Form column ---- */

.register-form {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.register-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.register-form__group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.register-form__label {
  font-family: var(--font-body);
  font-size: var(--font-size-label);
  font-weight: 600;
  color: var(--color-text-dark);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.register-form__input,
.register-form__select,
.register-form__textarea {
  font-family: var(--font-body);
  font-size: var(--font-size-body);
  color: var(--color-text-dark);
  background: #ffffff;
  border: 1px solid rgba(26, 25, 23, 0.18);
  border-radius: 0;
  padding: 14px 16px;
  width: 100%;
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base);
  appearance: none;
  -webkit-appearance: none;
}

.register-form__input::placeholder,
.register-form__textarea::placeholder {
  color: rgba(26, 25, 23, 0.35);
}

.register-form__input:focus,
.register-form__select:focus,
.register-form__textarea:focus {
  outline: none;
  border-color: var(--color-accent-burgundy);
  box-shadow: 0 0 0 3px rgba(122, 31, 46, 0.08);
}

/* Custom select arrow */
.register-form__select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%237A1F2E' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
  cursor: pointer;
}

.register-form__textarea {
  resize: vertical;
  min-height: 140px;
  line-height: var(--line-height-body);
}

.register-form__footer {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-top: 4px;
}

.register-form__submit {
  align-self: flex-start;
}

.register-form__note {
  font-family: var(--font-body);
  font-size: var(--font-size-small);
  color: var(--color-text-dark);
  opacity: 0.45;
}

/* ---- Sidebar ---- */

.register-sidebar {
  position: sticky;
  top: calc(var(--navbar-height) + 40px);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-card-border);
  padding: 40px;
}

.register-sidebar__title {
  font-family: var(--font-heading);
  font-size: var(--font-size-h4);
  color: var(--color-text-primary);
  line-height: 1.2;
  margin-bottom: 32px;
}

.register-sidebar__benefits {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 40px;
}

.register-sidebar__benefit {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-body);
  font-size: var(--font-size-body);
  color: var(--color-text-secondary);
  line-height: 1.4;
}

/* Gold checkmark box */
.register-sidebar__check {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border: 1px solid var(--color-accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.register-sidebar__check::after {
  content: "";
  position: absolute;
  width: 5px;
  height: 9px;
  border-right: 1.5px solid var(--color-accent-gold);
  border-bottom: 1.5px solid var(--color-accent-gold);
  transform: rotate(45deg) translateY(-1px);
}

.register-sidebar__contact {
  border-top: 1px solid var(--color-border);
  padding-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.register-sidebar__contact-label {
  font-family: var(--font-body);
  font-size: var(--font-size-label);
  font-weight: 600;
  color: var(--color-accent-gold);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-label);
  margin-bottom: 4px;
}

.register-sidebar__contact-link {
  font-family: var(--font-body);
  font-size: var(--font-size-small);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-base);
}

.register-sidebar__contact-link:hover {
  color: var(--color-accent-gold);
}

/* ============================================================
   3. CERTIFICATION PREVIEW
   ============================================================ */

.register-cert {
  background: var(--color-bg-primary);
  padding: 120px 0 140px;
  border-top: 1px solid var(--color-border);
}

.register-cert__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.register-cert__label {
  display: block;
  font-family: var(--font-body);
  font-size: var(--font-size-label);
  font-weight: 600;
  color: var(--color-accent-gold);
  letter-spacing: var(--letter-spacing-label);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.register-cert__heading {
  font-family: var(--font-heading);
  font-size: clamp(26px, 3vw, 38px);
  color: var(--color-text-primary);
  line-height: 1.25;
  letter-spacing: var(--letter-spacing-heading);
  max-width: 440px;
}

/* ---- CSS-only Certificate Visual ---- */

.cert-frame {
  border: 2px solid var(--color-accent-gold);
  padding: 5px;
  background: var(--color-bg-secondary);
}

.cert-frame__inner {
  border: 1px solid rgba(201, 168, 76, 0.28);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
  position: relative;
}

/* Corner bracket accents */
.cert-frame__inner::before,
.cert-frame__inner::after {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  border-color: var(--color-accent-gold);
  border-style: solid;
}

.cert-frame__inner::before {
  top: 14px;
  left: 14px;
  border-width: 1px 0 0 1px;
}

.cert-frame__inner::after {
  bottom: 14px;
  right: 14px;
  border-width: 0 1px 1px 0;
}

/* Extra corners via sibling pseudo approach — done via top ornament */
.cert-frame__top-ornament {
  position: relative;
  width: 56px;
  height: 1px;
  background: var(--color-accent-gold);
  margin-bottom: 8px;
}

.cert-frame__top-ornament::before {
  content: "✦";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 9px;
  color: var(--color-accent-gold);
  background: var(--color-bg-secondary);
  padding: 0 8px;
  line-height: 1;
}

.cert-frame__org {
  font-family: var(--font-heading);
  font-size: 20px;
  color: var(--color-text-primary);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  line-height: 1.1;
}

.cert-frame__subtitle {
  font-family: var(--font-body);
  font-size: 10px;
  color: var(--color-accent-gold);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.85;
}

.cert-frame__divider {
  width: 110px;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--color-accent-gold),
    transparent
  );
  margin: 6px 0;
}

.cert-frame__divider--thin {
  width: 70px;
  opacity: 0.5;
}

.cert-frame__presented {
  font-family: var(--font-body);
  font-size: 10px;
  color: var(--color-text-secondary);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.cert-frame__name-line {
  width: 200px;
  height: 1px;
  background: rgba(201, 168, 76, 0.35);
  margin: 2px 0 8px;
}

.cert-frame__footer {
  font-family: var(--font-body);
  font-size: 10px;
  color: var(--color-text-secondary);
  letter-spacing: 0.08em;
  opacity: 0.7;
}

.cert-frame__bottom-ornament {
  width: 36px;
  height: 1px;
  background: var(--color-accent-gold);
  opacity: 0.5;
  margin-top: 6px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1199px) {
  .register-layout {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .register-sidebar {
    position: static;
  }

  .register-cert__inner {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .register-cert__heading {
    max-width: 100%;
  }
}

@media (max-width: 767px) {
  .register-hero {
    min-height: 360px;
  }

  .register-section {
    padding: 60px 0 80px;
  }

  .register-form__row {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .register-sidebar {
    padding: 28px 24px;
  }

  .register-cert {
    padding: 80px 0 100px;
  }

  .register-cert__inner {
    gap: 48px;
  }

  .cert-frame__inner {
    padding: 28px 20px;
  }

  .cert-frame__org {
    font-size: 16px;
    letter-spacing: 0.15em;
  }

  .cert-frame__name-line {
    width: 140px;
  }
}