/* ================================================================
   Restaurant Smart Coupon Membership System — Frontend Styles
   Premium Japanese Restaurant Dark Theme | Gold & Red Accents
   ================================================================ */

:root {
  --rscms-gold:        #C9A84C;
  --rscms-gold-light:  #F0D080;
  --rscms-gold-dark:   #9A7A2A;
  --rscms-red:         #8B0000;
  --rscms-red-light:   #C0392B;
  --rscms-dark:        #0E0704;
  --rscms-dark2:       #1a0a00;
  --rscms-dark3:       #2a1500;
  --rscms-text:        #F5E6C8;
  --rscms-text-dim:    #B09060;
  --rscms-border:      rgba(201,168,76,0.25);
  --rscms-shadow:      0 8px 40px rgba(0,0,0,0.6);
  --rscms-radius:      16px;
  --rscms-radius-sm:   8px;
  --rscms-transition:  all 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* -------- Base Wrap -------- */
.rscms-wrap {
  font-family: 'Segoe UI', 'Hiragino Kaku Gothic ProN', 'Meiryo', system-ui, sans-serif;
  color: var(--rscms-text);
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
  -webkit-font-smoothing: antialiased;
}

/* -------- Card Shell -------- */
.rscms-card {
  background: linear-gradient(145deg, #1e0d03 0%, #2a1200 50%, #1a0800 100%);
  border: 1px solid var(--rscms-border);
  border-radius: var(--rscms-radius);
  box-shadow: var(--rscms-shadow), inset 0 1px 0 rgba(201,168,76,0.15);
  overflow: hidden;
  max-width: 480px;
  margin: 30px auto;
}

.rscms-card-header {
  text-align: center;
  padding: 40px 30px 25px;
  background: linear-gradient(to bottom, rgba(201,168,76,0.08), transparent);
  border-bottom: 1px solid var(--rscms-border);
}

.rscms-logo-emblem {
  font-size: 2.5rem;
  color: var(--rscms-gold);
  display: block;
  margin-bottom: 12px;
  animation: rscms-pulse 3s ease-in-out infinite;
}

@keyframes rscms-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.7; transform: scale(1.08); }
}

.rscms-card-header h2 {
  color: var(--rscms-gold-light);
  font-size: 1.6rem;
  font-weight: 700;
  margin: 0 0 8px;
  letter-spacing: 0.02em;
}

.rscms-card-header p {
  color: var(--rscms-text-dim);
  font-size: 0.9rem;
  margin: 0;
}

.rscms-card-footer {
  text-align: center;
  padding: 20px 30px;
  border-top: 1px solid var(--rscms-border);
  color: var(--rscms-text-dim);
  font-size: 0.88rem;
}

.rscms-card-footer a {
  color: var(--rscms-gold);
  text-decoration: none;
  font-weight: 600;
  transition: var(--rscms-transition);
}

.rscms-card-footer a:hover { color: var(--rscms-gold-light); }

/* -------- Form -------- */
.rscms-form {
  padding: 28px 30px;
}

.rscms-form-group {
  margin-bottom: 18px;
}

.rscms-form-group label {
  display: block;
  color: var(--rscms-text-dim);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 7px;
}

.rscms-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.rscms-input-icon {
  position: absolute;
  left: 14px;
  font-size: 1rem;
  z-index: 1;
  pointer-events: none;
}

.rscms-input-wrap input,
.rscms-input-wrap select,
.rscms-input-wrap textarea {
  width: 100%;
  padding: 13px 14px 13px 42px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(201,168,76,0.2);
  border-radius: var(--rscms-radius-sm);
  color: var(--rscms-text);
  font-size: 0.95rem;
  outline: none;
  transition: var(--rscms-transition);
  box-sizing: border-box;
  -webkit-appearance: none;
}

.rscms-input-wrap input:focus,
.rscms-input-wrap select:focus {
  border-color: var(--rscms-gold);
  background: rgba(201,168,76,0.06);
  box-shadow: 0 0 0 3px rgba(201,168,76,0.12);
}

.rscms-input-wrap input::placeholder { color: rgba(176,144,96,0.5); }

.rscms-toggle-password {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  color: var(--rscms-text-dim);
  padding: 4px;
}

.rscms-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.rscms-form-inline {
  display: flex;
  align-items: center;
  margin-bottom: 16px;
}

.rscms-checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  color: var(--rscms-text-dim);
  font-size: 0.9rem;
}

.rscms-checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--rscms-gold);
  cursor: pointer;
}

/* -------- Buttons -------- */
.rscms-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--rscms-radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  outline: none;
  text-decoration: none;
  transition: var(--rscms-transition);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.rscms-btn::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
  transition: left 0.4s;
}

.rscms-btn:hover::before { left: 100%; }

.rscms-btn-primary {
  background: linear-gradient(135deg, var(--rscms-gold) 0%, var(--rscms-gold-dark) 100%);
  color: #1a0800;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(201,168,76,0.3);
}

.rscms-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(201,168,76,0.4);
}

.rscms-btn-full { width: 100%; margin-top: 8px; }

.rscms-btn-outline {
  background: transparent;
  border: 1px solid var(--rscms-border);
  color: var(--rscms-text-dim);
}

.rscms-btn-outline:hover {
  border-color: var(--rscms-gold);
  color: var(--rscms-gold);
}

.rscms-btn-danger {
  background: rgba(139,0,0,0.3);
  border: 1px solid rgba(139,0,0,0.5);
  color: #ff6b6b;
}

.rscms-btn-danger:hover { background: rgba(139,0,0,0.5); }

.rscms-btn-sm { padding: 7px 14px; font-size: 0.82rem; }

.rscms-btn-instagram {
  background: linear-gradient(45deg, #833ab4, #fd1d1d, #fcb045);
  color: #fff;
}

.rscms-btn-facebook {
  background: #1877F2;
  color: #fff;
}

/* -------- Message / Alert -------- */
.rscms-message {
  padding: 12px 18px;
  border-radius: var(--rscms-radius-sm);
  margin: 10px 0;
  font-size: 0.88rem;
  font-weight: 500;
  animation: rscms-fadein 0.3s ease;
}

@keyframes rscms-fadein { from { opacity:0; transform:translateY(-6px); } to { opacity:1; transform:none; } }

.rscms-success {
  background: rgba(46,160,67,0.15);
  border: 1px solid rgba(46,160,67,0.4);
  color: #4CAF50;
}

.rscms-error {
  background: rgba(200,50,50,0.15);
  border: 1px solid rgba(200,50,50,0.4);
  color: #ff6b6b;
}

.rscms-notice {
  background: rgba(201,168,76,0.1);
  border: 1px solid var(--rscms-border);
  color: var(--rscms-text-dim);
  padding: 12px 18px;
  border-radius: var(--rscms-radius-sm);
}

.rscms-notice a { color: var(--rscms-gold); }

/* ================================================================
   DASHBOARD
   ================================================================ */
.rscms-dashboard-wrap { max-width: 1000px; }

/* Header */
.rscms-dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(135deg, #1a0900 0%, #2a1400 100%);
  border: 1px solid var(--rscms-border);
  border-radius: var(--rscms-radius);
  padding: 24px 30px;
  margin-bottom: 20px;
  box-shadow: var(--rscms-shadow);
}

.rscms-member-info { display: flex; align-items: center; gap: 16px; }

.rscms-avatar {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--rscms-gold), var(--rscms-gold-dark));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; font-weight: 700; color: #1a0800;
  box-shadow: 0 4px 16px rgba(201,168,76,0.3);
  flex-shrink: 0;
}

.rscms-member-details h2 {
  margin: 0 0 6px;
  color: var(--rscms-gold-light);
  font-size: 1.3rem;
}

.rscms-rank-badge {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.rscms-rank-standard { background: rgba(100,100,100,0.3); border: 1px solid #666; color: #ccc; }
.rscms-rank-silver   { background: rgba(192,192,192,0.2); border: 1px solid silver; color: silver; }
.rscms-rank-gold     { background: rgba(201,168,76,0.2);  border: 1px solid var(--rscms-gold); color: var(--rscms-gold); }
.rscms-rank-vip      { background: rgba(139,0,0,0.25);    border: 1px solid var(--rscms-red-light); color: #ff9999; }

.rscms-header-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }

.rscms-social-bonus-pill {
  background: linear-gradient(135deg, rgba(201,168,76,0.2), rgba(201,168,76,0.1));
  border: 1px solid var(--rscms-gold);
  color: var(--rscms-gold-light);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.82rem;
  font-weight: 600;
  animation: rscms-glow 2.5s ease-in-out infinite alternate;
}

@keyframes rscms-glow {
  from { box-shadow: 0 0 8px rgba(201,168,76,0.2); }
  to   { box-shadow: 0 0 18px rgba(201,168,76,0.5); }
}

.rscms-points-display {
  display: flex; align-items: center; gap: 6px;
  color: var(--rscms-gold);
  font-size: 0.9rem;
}

.rscms-points-icon { font-size: 1.1rem; }
.rscms-points-value { font-size: 1.2rem; font-weight: 700; }
.rscms-points-label { font-size: 0.75rem; color: var(--rscms-text-dim); }

/* Stats bar */
.rscms-stats-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.rscms-stat-item {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--rscms-border);
  border-radius: var(--rscms-radius-sm);
  padding: 16px;
  text-align: center;
  transition: var(--rscms-transition);
}

.rscms-stat-item:hover {
  border-color: var(--rscms-gold);
  background: rgba(201,168,76,0.05);
}

.rscms-stat-value {
  display: block;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--rscms-gold);
  line-height: 1;
  margin-bottom: 4px;
}

.rscms-stat-label {
  font-size: 0.75rem;
  color: var(--rscms-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Section titles */
.rscms-section-title {
  color: var(--rscms-gold-light);
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.rscms-section-icon { font-size: 1.3rem; }

/* Social Section */
.rscms-social-section {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--rscms-border);
  border-radius: var(--rscms-radius);
  padding: 24px;
  margin-bottom: 24px;
}

.rscms-social-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.rscms-social-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--rscms-radius-sm);
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: var(--rscms-transition);
}

.rscms-social-card:hover { border-color: var(--rscms-gold); }
.rscms-social-card.rscms-applied { border-color: #4CAF50; background: rgba(76,175,80,0.06); }

.rscms-social-icon { font-size: 1.8rem; flex-shrink: 0; }

.rscms-social-info { flex: 1; }
.rscms-social-info strong { display: block; color: var(--rscms-text); font-size: 0.9rem; margin-bottom: 2px; }
.rscms-social-info span { color: var(--rscms-gold); font-size: 0.8rem; }

.rscms-social-actions { display: flex; gap: 6px; flex-direction: column; }

.rscms-applied-badge { color: #4CAF50; font-weight: 600; font-size: 0.85rem; white-space: nowrap; }

/* ================================================================
   COUPON CARDS
   ================================================================ */
.rscms-coupons-section {
  margin-bottom: 24px;
}

.rscms-coupons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.rscms-coupon-card {
  position: relative;
  filter: drop-shadow(0 8px 30px rgba(0,0,0,0.5));
  transition: var(--rscms-transition);
  animation: rscms-card-enter 0.5s ease both;
}

@keyframes rscms-card-enter {
  from { opacity:0; transform:translateY(20px) scale(0.97); }
  to   { opacity:1; transform:none; }
}

.rscms-coupon-card:hover { transform: translateY(-6px) scale(1.01); filter: drop-shadow(0 16px 40px rgba(0,0,0,0.6)); }

.rscms-coupon-inner {
  border-radius: var(--rscms-radius);
  overflow: hidden;
  position: relative;
  border: 1px solid rgba(201,168,76,0.2);
  background: linear-gradient(145deg, #1a0a00, #2d1200);
}

/* Shine overlay */
.rscms-coupon-shine {
  position: absolute;
  top: -50%; left: -50%;
  width: 60%; height: 200%;
  background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,0.04) 50%, transparent 60%);
  transform: rotate(25deg);
  pointer-events: none;
  animation: rscms-shine 4s ease-in-out infinite;
}

@keyframes rscms-shine {
  0%, 100% { left: -50%; opacity:0.5; }
  50%       { left: 120%; opacity:1; }
}

.rscms-coupon-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px 14px;
}

.rscms-restaurant-name {
  color: rgba(240,208,128,0.7);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.rscms-discount-badge {
  background: linear-gradient(135deg, var(--rscms-gold) 0%, var(--rscms-gold-dark) 100%);
  border-radius: 50px;
  padding: 6px 14px;
  display: flex;
  align-items: baseline;
  gap: 2px;
  box-shadow: 0 4px 16px rgba(201,168,76,0.4);
}

.rscms-discount-value { color: #1a0800; font-size: 1.8rem; font-weight: 900; line-height: 1; }
.rscms-discount-symbol { color: #1a0800; font-size: 1rem; font-weight: 700; }
.rscms-discount-label { color: rgba(26,8,0,0.7); font-size: 0.65rem; font-weight: 700; text-transform: uppercase; margin-left: 2px; }

.rscms-coupon-image { padding: 0 20px; }
.rscms-coupon-image img { width: 100%; height: 120px; object-fit: cover; border-radius: 8px; }

.rscms-coupon-body { padding: 14px 20px 8px; }

.rscms-coupon-title {
  color: var(--rscms-gold-light);
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 6px;
  line-height: 1.3;
}

.rscms-coupon-desc {
  color: rgba(240,220,180,0.6);
  font-size: 0.82rem;
  margin: 0;
  line-height: 1.5;
}

/* Coupon divider with notches */
.rscms-coupon-divider {
  display: flex;
  align-items: center;
  margin: 14px 0;
  position: relative;
}

.rscms-notch {
  display: block;
  width: 20px; height: 20px;
  background: #0E0704;
  border-radius: 50%;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.rscms-divider-line {
  flex: 1;
  height: 1px;
  background: repeating-linear-gradient(90deg, rgba(201,168,76,0.4) 0, rgba(201,168,76,0.4) 6px, transparent 6px, transparent 12px);
}

.rscms-coupon-footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 0 20px 14px;
  gap: 14px;
}

.rscms-coupon-meta { flex: 1; }

.rscms-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 6px;
}

.rscms-meta-label {
  color: var(--rscms-text-dim);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  min-width: 60px;
}

.rscms-meta-value {
  color: var(--rscms-text);
  font-size: 0.85rem;
  font-weight: 600;
}

.rscms-social-bonus-badge .rscms-social-bonus-text {
  color: var(--rscms-gold);
  font-size: 0.78rem;
  font-weight: 600;
}

.rscms-coupon-qr { flex-shrink: 0; }
.rscms-coupon-qr img {
  width: 70px; height: 70px;
  border-radius: 6px;
  border: 2px solid rgba(201,168,76,0.3);
  background: white;
  display: block;
}

/* Use Coupon Button */
.rscms-coupon-use-area { padding: 0 20px 20px; }

.rscms-use-coupon-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--rscms-red) 0%, #B22222 100%);
  border: none;
  border-radius: var(--rscms-radius-sm);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: var(--rscms-transition);
  letter-spacing: 0.04em;
  box-shadow: 0 4px 16px rgba(139,0,0,0.4);
}

.rscms-use-coupon-btn:hover {
  background: linear-gradient(135deg, #A00000 0%, #CC0000 100%);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(139,0,0,0.5);
}

.rscms-use-coupon-btn:active { transform: scale(0.98); }

.rscms-use-coupon-btn.rscms-used {
  background: rgba(100,100,100,0.2);
  color: rgba(255,255,255,0.3);
  cursor: not-allowed;
  box-shadow: none;
}

.rscms-btn-icon { font-size: 1.1rem; }

/* Account Section */
.rscms-account-section {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  padding-top: 10px;
  border-top: 1px solid var(--rscms-border);
  margin-top: 10px;
}

/* Empty state */
.rscms-empty-state {
  text-align: center;
  padding: 50px 20px;
  color: var(--rscms-text-dim);
}

.rscms-empty-icon { font-size: 3rem; margin-bottom: 14px; display: block; }

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 600px) {
  .rscms-wrap { padding: 12px; }
  .rscms-dashboard-header { flex-direction: column; align-items: flex-start; gap: 14px; }
  .rscms-stats-bar { grid-template-columns: repeat(3,1fr); }
  .rscms-social-cards { grid-template-columns: 1fr; }
  .rscms-coupons-grid { grid-template-columns: 1fr; }
  .rscms-form-row { grid-template-columns: 1fr; }
  .rscms-card { margin: 12px auto; }
  .rscms-form { padding: 20px; }
  .rscms-account-section { flex-direction: column; }
}

/* Loader spinner */
@keyframes rscms-spin { to { transform:rotate(360deg); } }
.rscms-btn-loader { animation: rscms-spin 0.8s linear infinite; display: inline-block; }

/* ================================================================
   v2 ADDITIONS — Membership Rank & Improvements
   ================================================================ */

/* Rank tag in header */
.rscms-rank-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  border-radius: 20px;
  border: 1px solid;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-top: 4px;
}

.rscms-rank-bonus-tag {
  background: rgba(255,255,255,0.15);
  border-radius: 10px;
  padding: 1px 7px;
  font-size: 0.7rem;
}

/* Membership benefits banner */
.rscms-membership-banner {
  border-left: 3px solid;
  border-radius: 10px;
  padding: 14px 18px;
  margin-bottom: 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.rscms-mb-title {
  font-weight: 700;
  font-size: 0.85rem;
  white-space: nowrap;
}

.rscms-mb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  flex: 1;
}

.rscms-mb-item {
  font-size: 0.76rem;
  color: var(--rscms-text-dim);
  background: rgba(255,255,255,0.06);
  border-radius: 4px;
  padding: 2px 8px;
}

/* Stats bar — 4 columns */
.rscms-stats-bar {
  grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 600px) {
  .rscms-stats-bar { grid-template-columns: repeat(2, 1fr); }
  .rscms-membership-banner { flex-direction: column; align-items: flex-start; }
}