/* =============================================
   DUBAI RSVP — INVITATION CONFIRMATION
   Premium invitation aesthetic · Light background
   ============================================= */

/* =============================================
   HERO — Centered, Inviting
   ============================================= */
.rsvp-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bone);
  padding: 120px 0;
}

.rsvp-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}

.rsvp-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--bronze);
  margin-bottom: 24px;
  opacity: 0;
  animation: slowReveal var(--duration-reveal) 200ms var(--ease-reveal) forwards;
}

.rsvp-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4.5vw, 44px);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.15;
  letter-spacing: var(--tracking-tight);
  margin-bottom: 12px;
  opacity: 0;
  animation: slowReveal var(--duration-reveal) 400ms var(--ease-reveal) forwards;
}

.rsvp-date {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--ink-50);
  margin-bottom: 48px;
  opacity: 0;
  animation: slowReveal var(--duration-reveal) 500ms var(--ease-reveal) forwards;
}

/* =============================================
   EVENT DETAILS CARD
   ============================================= */
.rsvp-details-card {
  background: white;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  padding: 32px 40px;
  margin-bottom: 48px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px 40px;
  text-align: left;
  opacity: 0;
  animation: slowReveal var(--duration-reveal) 600ms var(--ease-reveal) forwards;
}

.rsvp-detail {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.rsvp-detail-label {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--ink-30);
}

.rsvp-detail-value {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
}

/* =============================================
   PERSONALIZED GREETING
   ============================================= */
.rsvp-greeting {
  margin-bottom: 40px;
  opacity: 0;
  animation: slowReveal var(--duration-reveal) 700ms var(--ease-reveal) forwards;
}

.rsvp-greeting-text {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
}

.rsvp-greeting-sub {
  font-size: 15px;
  color: var(--ink-70);
}

/* =============================================
   RSVP FORM
   ============================================= */
.rsvp-form-wrap {
  background: white;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  padding: 40px;
  text-align: left;
  opacity: 0;
  animation: slowReveal var(--duration-reveal) 800ms var(--ease-reveal) forwards;
}

.rsvp-form-wrap .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.rsvp-form-wrap .form-group {
  margin-bottom: 24px;
}

.rsvp-form-wrap .form-input {
  background: var(--bone);
  border: 1px solid var(--hairline);
}

.rsvp-form-wrap .form-input:focus {
  border-color: var(--ink-30);
  background: white;
}

.rsvp-form-wrap .form-input[readonly] {
  background: var(--bone-deep);
  color: var(--ink-70);
  cursor: not-allowed;
}

/* =============================================
   ATTENDANCE RADIO BUTTONS
   ============================================= */
.rsvp-attendance-group {
  margin-top: 8px;
  margin-bottom: 32px;
}

.rsvp-radio-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.rsvp-radio {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  padding: 16px 20px;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  background: var(--bone);
  transition: all var(--duration-normal) var(--ease-smooth);
}

.rsvp-radio:hover {
  border-color: var(--hairline-dark);
}

.rsvp-radio input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.rsvp-radio-custom {
  width: 20px;
  height: 20px;
  border: 2px solid var(--hairline-dark);
  border-radius: 50%;
  position: relative;
  transition: all var(--duration-normal) var(--ease-smooth);
  flex-shrink: 0;
}

.rsvp-radio-custom::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 10px;
  background: var(--ink);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  transition: transform var(--duration-normal) var(--ease-smooth);
}

.rsvp-radio input:checked + .rsvp-radio-custom {
  border-color: var(--ink);
}

.rsvp-radio input:checked + .rsvp-radio-custom::after {
  transform: translate(-50%, -50%) scale(1);
}

.rsvp-radio input:checked ~ .rsvp-radio-label {
  color: var(--ink);
  font-weight: 500;
}

.rsvp-radio-label {
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--ink-70);
  transition: color var(--duration-normal);
}

/* Selected state for radio container */
.rsvp-radio:has(input:checked) {
  border-color: var(--ink-30);
  background: white;
}

/* =============================================
   ADD TO CALENDAR SECTION (alongside form)
   ============================================= */
.rsvp-calendar-section {
  margin-top: 32px;
  padding: 32px 40px;
  background: white;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  text-align: center;
  opacity: 0;
  animation: slowReveal var(--duration-reveal) 900ms var(--ease-reveal) forwards;
}

.rsvp-calendar-label {
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--ink-70);
  margin-bottom: 20px;
}

/* =============================================
   SUCCESS STATES
   ============================================= */
.rsvp-success {
  background: white;
  border: 1px solid var(--hairline);
  border-radius: var(--radius-sm);
  padding: 48px 40px;
  text-align: center;
  animation: fadeInUp var(--duration-slow) var(--ease-reveal) forwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.rsvp-success-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, #059669, #10B981);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 28px;
  color: white;
  font-weight: bold;
}

.rsvp-success-icon--subtle {
  background: var(--ink-15);
  color: var(--ink-50);
}

.rsvp-success-title {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 12px;
  letter-spacing: var(--tracking-tight);
}

.rsvp-success-text {
  font-size: 15px;
  color: var(--ink-70);
  margin-bottom: 32px;
  line-height: 1.7;
}

.rsvp-success--declined .rsvp-success-text {
  margin-bottom: 0;
}

/* =============================================
   CALENDAR BUTTONS
   ============================================= */
.rsvp-calendar-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.rsvp-calendar-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-smooth);
  background: var(--ink);
  border: 1px solid var(--ink);
  color: var(--bone);
}

.rsvp-calendar-btn:hover {
  background: var(--ink-90);
}

.rsvp-calendar-btn--secondary {
  background: white;
  border: 1px solid var(--hairline);
  color: var(--ink);
}

.rsvp-calendar-btn--secondary:hover {
  border-color: var(--ink-30);
  background: var(--ink-04);
}

.rsvp-calendar-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

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

/* Tablets (768px and below) */
@media (max-width: 768px) {
  .rsvp-hero {
    padding: 100px 0;
  }

  .rsvp-content {
    padding: 0 20px;
  }

  .rsvp-title {
    font-size: clamp(24px, 6vw, 36px);
  }

  .rsvp-details-card {
    padding: 24px;
    gap: 20px 24px;
  }

  .rsvp-form-wrap {
    padding: 28px 24px;
  }

  .rsvp-form-wrap .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .rsvp-calendar-section {
    padding: 24px;
    margin-top: 24px;
  }

  .rsvp-success {
    padding: 36px 24px;
  }

  .rsvp-greeting-text {
    font-size: 20px;
  }
}

/* Mobile (480px and below) */
@media (max-width: 480px) {
  .rsvp-hero {
    padding: 80px 0;
    min-height: auto;
  }

  .rsvp-eyebrow {
    font-size: 9px;
  }

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

  .rsvp-date {
    font-size: 11px;
    margin-bottom: 36px;
  }

  .rsvp-details-card {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 20px;
    margin-bottom: 36px;
  }

  .rsvp-detail-value {
    font-size: 14px;
  }

  .rsvp-greeting {
    margin-bottom: 32px;
  }

  .rsvp-greeting-text {
    font-size: 18px;
  }

  .rsvp-greeting-sub {
    font-size: 14px;
  }

  .rsvp-form-wrap {
    padding: 24px 20px;
  }

  .rsvp-calendar-section {
    padding: 20px;
    margin-top: 20px;
  }

  .rsvp-calendar-label {
    font-size: 14px;
    margin-bottom: 16px;
  }

  .rsvp-radio {
    padding: 14px 16px;
  }

  .rsvp-radio-label {
    font-size: 14px;
  }

  .rsvp-success {
    padding: 32px 20px;
  }

  .rsvp-success-icon {
    width: 56px;
    height: 56px;
    font-size: 24px;
  }

  .rsvp-success-title {
    font-size: 20px;
  }

  .rsvp-success-text {
    font-size: 14px;
  }

  .rsvp-calendar-btn {
    padding: 14px 20px;
    font-size: 10px;
  }
}