/* ======================================================
   TOKYO CENTRAL — Smart Saver Card Page Styles
   Registration form + benefits (extends style.css + pages.css)
   ====================================================== */

/* ══════════════════════════════════════════════════
   HERO — Enhanced with card icon
   ══════════════════════════════════════════════════ */
.ssc-hero {
  padding-bottom: var(--space-10);
}

.ssc-hero-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  background: var(--green);
  color: var(--white);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-5);
  box-shadow: var(--shadow-md);
}

@media (min-width: 768px) {
  .ssc-hero {
    padding-bottom: var(--space-12);
  }
  .ssc-hero-icon {
    width: 72px;
    height: 72px;
  }
}


/* ══════════════════════════════════════════════════
   BENEFITS — 3-column feature strip
   ══════════════════════════════════════════════════ */
.ssc-benefits {
  padding: var(--space-12) 0;
  background: var(--cream-light);
}

.ssc-benefits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  max-width: var(--content-default);
  margin-inline: auto;
}

@media (min-width: 640px) {
  .ssc-benefits-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.ssc-benefit {
  text-align: center;
  padding: var(--space-6);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}

.ssc-benefit:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.ssc-benefit-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: rgba(46, 125, 50, 0.08);
  color: var(--green);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}

.ssc-benefit-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: var(--space-2);
}

.ssc-benefit-desc {
  font-size: 14px;
  color: var(--stone);
  line-height: 1.6;
}


/* ══════════════════════════════════════════════════
   REGISTRATION FORM — Card layout
   ══════════════════════════════════════════════════ */
.ssc-register {
  padding: var(--space-12) 0 var(--space-16);
  background: var(--silk);
}

.ssc-register-card {
  max-width: 640px;
  margin-inline: auto;
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-8);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(0, 0, 0, 0.04);
}

@media (max-width: 640px) {
  .ssc-register-card {
    padding: var(--space-8) var(--space-5);
    border-radius: var(--radius-lg);
  }
}

.ssc-register-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.ssc-register-title {
  font-family: var(--font-display);
  font-size: clamp(22px, 4vw, 28px);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: var(--space-2);
  line-height: 1.2;
}

.ssc-register-desc {
  font-size: 14px;
  color: var(--stone);
  line-height: 1.6;
}

/* Form grid — 2 column on desktop */
.ssc-form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  margin-bottom: var(--space-6);
}

@media (min-width: 480px) {
  .ssc-form-grid {
    grid-template-columns: 1fr 1fr;
  }

  .ssc-field-full {
    grid-column: 1 / -1;
  }
}

/* Field */
.ssc-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.ssc-label {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  color: var(--charcoal);
  padding-left: 2px;
}

.ssc-required {
  color: var(--red-accent);
  font-weight: 700;
}

.ssc-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--ink);
  background: var(--cream-light);
  border: 1.5px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              background var(--transition-interactive);
  appearance: none;
  -webkit-appearance: none;
}

.ssc-input::placeholder {
  color: var(--mist);
}

.ssc-input:hover {
  border-color: rgba(0, 0, 0, 0.18);
}

.ssc-input:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(46, 125, 50, 0.15);
  background: var(--white);
}

/* Invalid state */
.ssc-input.invalid {
  border-color: var(--red-accent);
  box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.12);
}

.ssc-input.invalid:focus {
  border-color: var(--red-accent);
  box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.18);
}

.ssc-error {
  font-size: 12px;
  color: var(--red-accent);
  min-height: 0;
  transition: min-height 0.2s var(--ease-out);
}

.ssc-error:not(:empty) {
  min-height: 16px;
}

/* Select wrapper */
.ssc-select-wrapper {
  position: relative;
}

.ssc-select {
  padding-right: var(--space-10);
  cursor: pointer;
}

/* Style the default disabled option */
.ssc-select option[disabled] {
  color: var(--mist);
}

.ssc-select-arrow {
  position: absolute;
  right: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--stone);
  pointer-events: none;
}

/* Hint text */
.ssc-hint {
  font-size: 12px;
  color: var(--mist);
  margin-top: var(--space-1);
}

/* Disclaimer */
/* ── Terms Agreement Checkbox ── */
.ssc-agree {
  margin-bottom: var(--space-5);
}

.ssc-agree-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
  padding: var(--space-4) var(--space-4);
  background: var(--cream-light);
  border: 1.5px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-md);
  transition: border-color 0.2s ease;
}

.ssc-agree-label:hover {
  border-color: var(--green);
}

.ssc-agree-checkbox {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.ssc-agree-check {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(0, 0, 0, 0.2);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
  transition: background 0.15s ease, border-color 0.15s ease;
  background: var(--white);
}

.ssc-agree-check svg {
  opacity: 0;
  transition: opacity 0.15s ease;
  color: #fff;
}

.ssc-agree-checkbox:checked + .ssc-agree-check {
  background: var(--green);
  border-color: var(--green);
}

.ssc-agree-checkbox:checked + .ssc-agree-check svg {
  opacity: 1;
}

.ssc-agree-checkbox:focus-visible + .ssc-agree-check {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

.ssc-agree-text {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--stone);
  line-height: 1.55;
}

.ssc-agree-text a {
  color: var(--green);
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: rgba(46, 125, 50, 0.3);
  text-underline-offset: 2px;
  transition: text-decoration-color 0.15s ease;
}

.ssc-agree-text a:hover {
  text-decoration-color: var(--green);
}

.ssc-agree-error {
  display: block;
  font-family: var(--font-ui);
  font-size: 12px;
  color: #D32F2F;
  margin-top: 6px;
  padding-left: 30px;
  min-height: 0;
}

.ssc-agree-error:not(:empty) {
  min-height: 16px;
}

.ssc-agree-label.error {
  border-color: #D32F2F;
  background: rgba(211, 47, 47, 0.02);
}

/* ── Stacked action buttons (Register on top, Back below) ── */
.ssc-form-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  width: 100%;
}

.ssc-back-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 14px 24px;
  background: var(--white);
  color: var(--stone);
  border: 1.5px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-md);
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.ssc-back-btn:hover {
  background: var(--cream-light);
  border-color: rgba(0, 0, 0, 0.15);
  color: var(--ink);
}

.ssc-back-btn:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

/* Submit button — full width */
.ssc-submit {
  width: 100%;
  justify-content: center;
  padding: var(--space-4) var(--space-8);
  font-size: 15px;
}

/* ══════════════════════════════════════════════════
   SUCCESS STATE
   ══════════════════════════════════════════════════ */
.ssc-success {
  text-align: center;
  padding: var(--space-8) 0;
  animation: fadeInUp 0.5s var(--ease-out);
}

.ssc-success-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  background: rgba(46, 125, 50, 0.1);
  color: var(--green);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}

.ssc-success-title {
  font-family: var(--font-display);
  font-size: clamp(22px, 4vw, 28px);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: var(--space-3);
  line-height: 1.2;
}

.ssc-success-desc {
  font-size: 15px;
  color: var(--stone);
  line-height: 1.65;
  max-width: 400px;
  margin: 0 auto var(--space-6);
}


/* ══════════════════════════════════════════════════
   STORE CHIP SELECTOR
   ══════════════════════════════════════════════════ */
.ssc-store-field {
  border: none;
  padding: 0;
  margin: 0;
}

.ssc-hint-top {
  margin-bottom: var(--space-3);
  margin-top: var(--space-1);
}

.ssc-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.ssc-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--charcoal);
  background: var(--cream-light);
  border: 1.5px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-interactive),
              border-color var(--transition-interactive),
              color var(--transition-interactive),
              box-shadow var(--transition-interactive);
  white-space: nowrap;
  line-height: 1.4;
}

.ssc-chip svg {
  flex-shrink: 0;
  opacity: 0.5;
  transition: opacity var(--transition-interactive);
}

.ssc-chip:hover {
  border-color: var(--green);
  background: rgba(46, 125, 50, 0.06);
  color: var(--green-dark);
}

.ssc-chip:hover svg {
  opacity: 0.75;
}

.ssc-chip:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

.ssc-chip.selected {
  background: var(--green);
  border-color: var(--green);
  color: var(--white);
  box-shadow: 0 2px 8px rgba(46, 125, 50, 0.25);
}

.ssc-chip.selected svg {
  opacity: 1;
}


/* ══════════════════════════════════════════════════
   BIRTH DATE — 3-column dropdowns
   ══════════════════════════════════════════════════ */
.ssc-birthdate-field {
  border: none;
  padding: 0;
  margin: 0;
}

.ssc-date-row {
  display: grid;
  grid-template-columns: 1fr 0.6fr 0.8fr;
  gap: var(--space-3);
  margin-top: var(--space-1);
}

.ssc-date-select {
  font-size: 14px;
  padding: var(--space-3) var(--space-8) var(--space-3) var(--space-3);
}

/* spinner hidden by default */
.ssc-btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid #fff;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* loading state hides icon + text, shows spinner */
.ssc-submit.loading .ssc-btn-icon,
.ssc-submit.loading .ssc-btn-text {
  display: none;
}

.ssc-submit.loading .ssc-btn-spinner {
  display: inline-block;
}

@media (max-width: 480px) {
  .ssc-date-row {
    grid-template-columns: 1fr 0.6fr 0.8fr;
    gap: var(--space-2);
  }
  .ssc-date-select {
    font-size: 13px;
    padding: var(--space-2) var(--space-6) var(--space-2) var(--space-2);
  }
  .ssc-form-actions {
    flex-direction: column;
  }
}

/* ══════════════════════════════════════════════════
   TOAST NOTIFICATION
   ══════════════════════════════════════════════════ */
.ssc-toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  padding: 14px 24px;
  background: var(--ink);
  color: var(--white);
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 500;
  border-radius: 999px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 10px;
  opacity: 0;
  transition: transform 0.4s ease, opacity 0.4s ease;
  pointer-events: none;
  white-space: nowrap;
}

.ssc-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ══════════════════════════════════════════════════
   RESPONSIVE REFINEMENTS
   ══════════════════════════════════════════════════ */
@media (max-width: 480px) {
  .ssc-benefits {
    padding: var(--space-8) 0;
  }
  .ssc-register {
    padding: var(--space-8) 0 var(--space-12);
  }
  .ssc-hero {
    padding-bottom: var(--space-6);
  }
  .ssc-hero-icon {
    width: 56px;
    height: 56px;
  }
  .ssc-hero-icon svg {
    width: 28px;
    height: 28px;
  }
}


/* ══════════════════════════════════════════════════
   REDUCED MOTION
   ══════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  .ssc-success {
    animation-duration: 0.01ms !important;
  }
}