/* ==========================================================================
   D-ARTIST — Authentication Design System (css/pages/auth.css)
   Split-Panel Architecture: Real Artwork Visual + Dark Editorial Form
   Modern Glassmorphism Theme (Spacious Non-Scrolling Card, Rounded Controls)
   ========================================================================== */

/* Full-viewport center container */
body.auth-page {
  background-color: #060608;
  background-image: 
    radial-gradient(circle at 12% 18%, rgba(255, 255, 255, 0.04) 0%, transparent 42%),
    radial-gradient(circle at 88% 82%, rgba(255, 255, 255, 0.03) 0%, transparent 48%),
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.015) 0%, transparent 60%);
  color: var(--text);
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 30px 20px;
  position: relative;
  overflow-x: hidden;
}

/* Ambient Glass Background Glows */
.auth-bg-ambient {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.auth-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.6;
  pointer-events: none;
}

.auth-glow-1 {
  width: 520px;
  height: 520px;
  top: 8%;
  left: 16%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.06) 0%, rgba(140, 140, 160, 0.02) 60%, transparent 80%);
}

.auth-glow-2 {
  width: 560px;
  height: 560px;
  bottom: 6%;
  right: 12%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.045) 0%, rgba(120, 120, 150, 0.015) 60%, transparent 80%);
}

/* Minimal Top Bar Navigation */
.auth-top-nav {
  position: absolute;
  top: 20px;
  left: clamp(20px, 3.5vw, 48px);
  right: clamp(20px, 3.5vw, 48px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 10;
}

.auth-brand-link {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: #FFFFFF;
  text-transform: uppercase;
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

.auth-brand-link:hover {
  opacity: 0.85;
}

.auth-back-link {
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #A1A1AA;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 14px;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all var(--transition-fast);
}

.auth-back-link:hover {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.2);
}

/* ==========================================================================
   2-PANEL SPLIT CARD (SPACIOUS & FIXED NON-SCROLLING DIMENSIONS)
   ========================================================================== */
.auth-split-card {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  width: 100%;
  max-width: 1140px;
  height: 740px;
  min-height: 740px;
  max-height: 740px;
  background: rgba(14, 14, 18, 0.75);
  backdrop-filter: blur(34px);
  -webkit-backdrop-filter: blur(34px);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 
    0 35px 100px -15px rgba(0, 0, 0, 0.9),
    0 0 0 1px rgba(255, 255, 255, 0.06),
    inset 0 1px 1px 0 rgba(255, 255, 255, 0.22);
  position: relative;
  z-index: 1;
  margin: auto;
}

/* Left Visual Artwork Side */
.auth-art-side {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  padding: clamp(34px, 4vw, 48px);
  background-color: #000000;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.auth-art-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  z-index: 0;
  transition: transform 6s cubic-bezier(0.16, 1, 0.3, 1);
}

.auth-split-card:hover .auth-art-media {
  transform: scale(1.03);
}

.auth-art-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(6, 6, 10, 0.25) 0%,
    rgba(6, 6, 10, 0.6) 52%,
    rgba(6, 6, 10, 0.95) 100%
  );
  z-index: 1;
}

.auth-art-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  gap: 28px;
}

.auth-art-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.auth-art-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 15px;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  width: fit-content;
}

.auth-art-brand {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: #FFFFFF;
  text-transform: uppercase;
  margin-top: 2px;
}

.auth-art-footer {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.auth-art-headline {
  font-size: clamp(1.5rem, 2.2vw, 1.95rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.025em;
  color: #FFFFFF;
  text-transform: uppercase;
}

.auth-art-caption {
  font-size: 12px;
  color: #D4D4D8;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 12px 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Right Form Side (Spacious & Free of Any Scrolling) */
.auth-form-side {
  padding: clamp(30px, 3.8vw, 42px) clamp(32px, 4vw, 48px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
  background: transparent;
  position: relative;
  z-index: 2;
  overflow: hidden;
  box-sizing: border-box;
}

.auth-form-header {
  margin-bottom: 12px;
}

.auth-form-title {
  font-size: clamp(1.45rem, 1.9vw, 1.7rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: #FFFFFF;
  margin-bottom: 3px;
}

.auth-form-subtitle {
  font-size: 13px;
  color: #A1A1AA;
  line-height: 1.45;
}

/* ==========================================================================
   DUAL LOGIN PATHWAY (USER / ARTIST) TABS & CONTROLS
   ========================================================================== */
.auth-pathway-box {
  display: flex;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 4px;
  gap: 4px;
  margin-bottom: 14px;
  backdrop-filter: blur(12px);
}

.auth-pathway-tab {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 8px 12px;
  background: transparent;
  border: none;
  border-radius: 10px;
  color: #A1A1AA;
  font-family: inherit;
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.auth-pathway-tab:hover {
  color: #FFFFFF;
}

.auth-pathway-tab.is-active {
  background: #FFFFFF;
  color: #000000;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
}

.auth-role-desc-pill {
  font-size: 12px;
  color: #A1A1AA;
  line-height: 1.4;
  margin-bottom: 14px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.035);
  border-left: 2px solid #FFFFFF;
  border-radius: 0 10px 10px 0;
  backdrop-filter: blur(10px);
}

.auth-demo-accounts-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.auth-demo-lbl {
  font-size: 10.5px;
  color: #71717A;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.btn-demo-pill {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #A1A1AA;
  font-size: 11px;
  padding: 4px 12px;
  border-radius: 20px;
  cursor: pointer;
  font-family: inherit;
  transition: all var(--transition-fast);
}

.btn-demo-pill:hover {
  background: rgba(255, 255, 255, 0.14);
  color: #FFFFFF;
}

/* ==========================================================================
   FORM CONTROLS & INPUT FIELDS (ROUNDED & GLASSY)
   ========================================================================== */
.auth-form {
  display: flex;
  flex-direction: column;
  flex: 1;
  height: 100%;
  justify-content: space-between;
}

.reg-form-fields {
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.reg-grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.auth-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
}

.auth-field-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.auth-label {
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #E4E4E7;
}

.auth-forgot-link {
  font-size: 12px;
  color: #A1A1AA;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.auth-forgot-link:hover {
  color: #FFFFFF;
  text-decoration: underline;
}

.auth-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.auth-input {
  width: 100%;
  height: 40px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 12px;
  padding: 0 14px;
  font-size: 13.5px;
  color: #FFFFFF;
  font-family: inherit;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  outline: none;
  box-sizing: border-box;
}

.auth-input:focus {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.45);
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.06);
}

.auth-input.is-error {
  border-color: #F87171;
  background: rgba(248, 113, 113, 0.08);
}

.auth-input.is-valid {
  border-color: rgba(255, 255, 255, 0.4);
}

.auth-input-icon-btn {
  position: absolute;
  right: 10px;
  background: transparent;
  border: none;
  color: #71717A;
  cursor: pointer;
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast);
}

.auth-input-icon-btn:hover {
  color: #FFFFFF;
}

/* ==========================================================================
   PREMIUM GLASS AVATAR UPLOAD CARD WITH ANIMATED BORDER LOADER
   ========================================================================== */
.reg-avatar-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 9px 16px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 16px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: all var(--transition-fast);
  overflow: hidden;
  z-index: 1;
}

.reg-avatar-card:hover {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.055);
}

/* Conic Glowing Traveling Border Animation During Upload */
.reg-avatar-card.is-uploading {
  border-color: transparent;
}

.reg-avatar-card.is-uploading::before {
  content: '';
  position: absolute;
  top: -150%;
  left: -150%;
  width: 400%;
  height: 400%;
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    transparent 260deg,
    rgba(255, 255, 255, 0.4) 310deg,
    #FFFFFF 360deg
  );
  animation: avatarBorderSpin 1.4s linear infinite;
  z-index: -2;
}

.reg-avatar-card.is-uploading::after {
  content: '';
  position: absolute;
  inset: 1.5px;
  background: #111114;
  border-radius: 14.5px;
  z-index: -1;
}

/* Image Box: Square with Rounded Corners */
.reg-avatar-preview-wrap {
  position: relative;
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1.5px dashed rgba(255, 255, 255, 0.32);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
}

.reg-avatar-preview-wrap:hover {
  border-color: #FFFFFF;
  transform: scale(1.04);
  box-shadow: 0 0 18px rgba(255, 255, 255, 0.18);
}

.reg-avatar-preview-wrap.is-uploading {
  border-style: solid;
  border-color: #FFFFFF;
  box-shadow: 0 0 16px rgba(255, 255, 255, 0.3);
}

.reg-avatar-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #A1A1AA;
}

.reg-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 10px;
}

.reg-avatar-badge-overlay {
  position: absolute;
  bottom: -2px;
  right: -2px;
  width: 18px;
  height: 18px;
  border-radius: 6px;
  background: #FFFFFF;
  color: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.6);
  border: 1.5px solid #0C0C0E;
}

.avatar-upload-pulse {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #FFFFFF;
  margin-right: 5px;
  animation: avatarDotPulse 0.8s ease-in-out infinite alternate;
}

@keyframes avatarBorderSpin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes avatarDotPulse {
  0% {
    opacity: 0.3;
    transform: scale(0.8);
  }
  100% {
    opacity: 1;
    transform: scale(1.3);
  }
}

.reg-avatar-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
}

.reg-avatar-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.reg-avatar-status {
  font-size: 13px;
  font-weight: 600;
  color: #FFFFFF;
  letter-spacing: 0.01em;
}

.reg-avatar-optional-badge {
  font-size: 9.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 1px 7px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.08);
  color: #A1A1AA;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.reg-avatar-hint {
  font-size: 10.5px;
  color: #8E8E93;
}

.reg-avatar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.reg-avatar-btn-upload {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 32px;
  padding: 0 13px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.09);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #FFFFFF;
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.reg-avatar-btn-upload:hover {
  background: #FFFFFF;
  color: #000000;
  border-color: #FFFFFF;
  box-shadow: 0 2px 10px rgba(255, 255, 255, 0.25);
}

.reg-avatar-btn-remove {
  display: inline-flex;
  align-items: center;
  height: 32px;
  padding: 0 11px;
  border-radius: 20px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #A1A1AA;
  font-size: 11px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.reg-avatar-btn-remove:hover {
  background: rgba(248, 113, 113, 0.12);
  border-color: #F87171;
  color: #FCA5A5;
}

.reg-avatar-hidden-input {
  display: none;
}

/* Public URL Pill */
/* Public URL Pill */
.auth-url-preview-pill {
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  color: #A1A1AA;
  margin-top: 2px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  padding: 3px 9px;
  width: fit-content;
}

.auth-url-domain {
  color: #71717A;
}

.auth-availability-badge {
  font-size: 10.5px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: #71717A;
}

.auth-availability-badge.is-available {
  color: #FFFFFF;
}

.auth-availability-badge.is-taken {
  color: #A1A1AA;
}

.auth-availability-badge.is-checking {
  color: #71717A;
}

/* Immediate Used-Email Alert Banner (Rounded Pill Design) */
.auth-email-alert {
  margin-top: 6px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 9999px;
  padding: 5px 14px 5px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 11.5px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
  transition: all 0.2s ease;
}

.auth-email-alert-text {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #D4D4D8;
  line-height: 1.2;
}

.auth-email-alert-icon {
  color: #FFFFFF;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.auth-email-alert-link {
  color: #000000;
  background: #FFFFFF;
  font-weight: 700;
  text-decoration: none;
  font-size: 11px;
  letter-spacing: 0.02em;
  padding: 5px 15px;
  border-radius: 9999px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease, background 0.15s ease, opacity 0.15s ease;
}

.auth-email-alert-link:hover {
  background: #E4E4E7;
  transform: scale(1.04);
}

.auth-email-alert-link:active {
  transform: scale(0.98);
}

/* Username Suggestions Chips (Pill Suffix Suggestions) */
.auth-suggestions-wrap {
  margin-top: 4px;
  margin-bottom: 2px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 6px 12px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  animation: authFadeIn 0.2s ease-out;
}

.auth-suggestions-label {
  font-size: 10px;
  font-weight: 700;
  color: #71717A;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-right: 2px;
}

.auth-suggestions-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.auth-suggestion-chip {
  appearance: none;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 9999px;
  padding: 3px 11px;
  font-size: 11px;
  font-family: inherit;
  font-weight: 500;
  color: #E4E4E7;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.auth-suggestion-chip:hover {
  background: #FFFFFF;
  border-color: #FFFFFF;
  color: #000000;
  transform: translateY(-1px);
}

.auth-suggestion-chip:active {
  transform: translateY(0);
}

/* Compact Password Strength Row */
.reg-security-feedback-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11.5px;
  margin-top: -2px;
  margin-bottom: 2px;
  min-height: 18px;
}

.auth-strength-compact {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: #71717A;
  text-transform: uppercase;
}

.auth-strength-compact-lbl {
  font-size: 10px;
  color: #71717A;
}

.auth-strength-bars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  width: 60px;
  height: 4px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  overflow: hidden;
}

.auth-strength-bar {
  height: 100%;
  background: transparent;
  border-radius: 4px;
  transition: background 0.2s ease;
}

.auth-strength-bar.fill-1 { background: #52525B; }
.auth-strength-bar.fill-2 { background: #71717A; }
.auth-strength-bar.fill-3 { background: #A1A1AA; }
.auth-strength-bar.fill-4 { background: #FFFFFF; }

.auth-strength-label {
  font-weight: 700;
  color: #A1A1AA;
  font-size: 10.5px;
}

.auth-field-hint {
  font-size: 11.5px;
  color: #71717A;
}

.auth-field-hint.is-valid {
  color: #FFFFFF;
  font-weight: 500;
}

.auth-field-hint.is-error {
  color: #F87171;
}

/* Inline Error Box */
.auth-error-box {
  background: rgba(248, 113, 113, 0.08);
  border: 1px solid rgba(248, 113, 113, 0.25);
  color: #FEE2E2;
  font-size: 12px;
  padding: 8px 12px;
  border-radius: 12px;
  display: none;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.auth-error-box.show {
  display: flex;
}

.auth-error-icon {
  color: #FFFFFF;
  flex-shrink: 0;
}

/* Bottom Action Container & Rounded Buttons */
.reg-bottom-actions {
  margin-top: auto;
  padding-top: 14px;
  display: flex;
  flex-direction: column;
  width: 100%;
}

.auth-btn-submit {
  width: 100%;
  height: 42px;
  padding: 0 18px;
  background: #FFFFFF;
  color: #000000;
  border: 1px solid #FFFFFF;
  border-radius: 14px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  margin-top: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 20px rgba(255, 255, 255, 0.18);
}

.auth-btn-submit:hover:not(:disabled) {
  background: #E4E4E7;
  border-color: #E4E4E7;
  transform: translateY(-1px);
  box-shadow: 0 6px 26px rgba(255, 255, 255, 0.28);
}

.auth-btn-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

.auth-divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 10px 0;
  color: #71717A;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.auth-divider::before,
.auth-divider::after {
  content: "";
  flex: 1;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.auth-divider span {
  padding: 0 12px;
}

.auth-btn-google {
  width: 100%;
  height: 40px;
  padding: 0 16px;
  background: rgba(255, 255, 255, 0.04);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  font-size: 12.5px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  cursor: pointer;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.auth-btn-google:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-1px);
}

.google-icon-svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

/* Footer Navigation */
.auth-footer-nav {
  margin-top: 12px;
  font-size: 12px;
  color: #8E8E93;
  text-align: center;
  line-height: 1.4;
}

.auth-footer-nav a {
  color: #FFFFFF;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-fast);
}

.auth-footer-nav a:hover {
  color: #D4D4D8;
}

.auth-artist-switch-box {
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  font-size: 11.5px;
  color: #71717A;
  text-align: center;
}

.auth-artist-switch-box a {
  color: #FFFFFF;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.auth-artist-switch-box a:hover {
  text-decoration: underline;
}

/* ==========================================================================
   3-STEP REGISTRATION ONBOARDING STYLES (MODERN PILL & GLASS)
   ========================================================================== */

/* Modern Pill Step Indicator */
.reg-step-indicator {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 16px;
  padding: 5px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 100px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  flex-shrink: 0;
}

.reg-step-divider {
  display: none;
}

.reg-step-item {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 7px 14px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 500;
  color: #A1A1AA;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
}

.reg-step-item:hover {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.06);
}

.reg-step-item.is-active {
  background: #FFFFFF;
  color: #000000;
  font-weight: 700;
  box-shadow: 0 4px 18px rgba(255, 255, 255, 0.22);
}

.reg-step-num {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.06);
  color: #A1A1AA;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  padding: 0;
}

.reg-step-item.is-active .reg-step-num {
  background: #000000;
  color: #FFFFFF;
  border-color: #000000;
}

.reg-step-item.is-complete {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.06);
}

.reg-step-item.is-complete .reg-step-num {
  background: rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.4);
}

/* Step Panels (Consistent Full-Height Non-Scrolling Flow) */
.reg-step-panel {
  animation: authFadeIn 0.22s ease forwards;
  display: flex;
  flex-direction: column;
  flex: 1;
  height: 100%;
}

@keyframes authFadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Birthday & Age Handling */
.reg-dob-row {
  display: grid;
  grid-template-columns: 1fr 1.6fr 1.2fr;
  gap: 10px;
}

.reg-dob-select {
  width: 100%;
  height: 40px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 12px;
  padding: 0 14px;
  font-size: 13px;
  color: #FFFFFF;
  outline: none;
  cursor: pointer;
  box-sizing: border-box;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.reg-dob-select:focus {
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.08);
}

.reg-dob-select option {
  background: #141418;
  color: #FFFFFF;
}

.reg-age-status-box {
  margin-top: 4px;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  font-size: 12px;
  color: #A1A1AA;
  display: flex;
  align-items: center;
  gap: 8px;
  backdrop-filter: blur(10px);
  transition: all var(--transition-fast);
}

.reg-age-status-box.is-valid {
  border-color: rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.06);
  color: #FFFFFF;
}

.reg-age-status-box.is-warning {
  border-color: rgba(255, 255, 255, 0.2);
  color: #D4D4D8;
}

/* Art Interests Multi-select with Search */
.reg-interests-counter {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #A1A1AA;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.reg-interests-search-wrap {
  position: relative;
  margin-bottom: 8px;
}

.reg-interests-search-input {
  width: 100%;
  height: 40px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 12px;
  padding: 0 14px 0 36px;
  font-size: 12.5px;
  color: #FFFFFF;
  outline: none;
  box-sizing: border-box;
  backdrop-filter: blur(10px);
  transition: border-color var(--transition-fast);
}

.reg-interests-search-input:focus {
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.08);
}

.reg-interests-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: #71717A;
  pointer-events: none;
}

.reg-interests-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-height: 180px;
  overflow-y: auto;
  padding: 2px;
}

.reg-interests-grid::-webkit-scrollbar {
  width: 4px;
}
.reg-interests-grid::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: 10px;
}

.reg-interest-chip {
  padding: 7px 14px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 30px;
  color: #A1A1AA;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  user-select: none;
  backdrop-filter: blur(10px);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.reg-interest-chip:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.3);
  color: #FFFFFF;
}

.reg-interest-chip.is-selected {
  background: rgba(255, 255, 255, 0.2);
  border-color: #FFFFFF;
  color: #FFFFFF;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
}

.reg-interest-chip-check {
  display: none;
  width: 10px;
  height: 10px;
}

.reg-interest-chip.is-selected .reg-interest-chip-check {
  display: inline-flex;
}

/* Step 3 Summary & Agreement (Glass Card) */
.reg-summary-card {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.reg-summary-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.reg-summary-avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid rgba(255, 255, 255, 0.25);
  background: #1A1A22;
  flex-shrink: 0;
}

.reg-summary-user-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.reg-summary-name {
  font-size: 14px;
  font-weight: 700;
  color: #FFFFFF;
}

.reg-summary-handle {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: #A1A1AA;
}

.reg-summary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 14px;
  font-size: 12px;
}

.reg-summary-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.reg-summary-item-label {
  font-size: 10.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #71717A;
}

.reg-summary-item-val {
  color: #E4E4E7;
  font-weight: 500;
  word-break: break-word;
}

.reg-summary-tags-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 3px;
}

.reg-summary-tag {
  font-size: 11px;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  color: #D4D4D8;
}

.reg-legal-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 4px;
}

.reg-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 12px;
  color: #A1A1AA;
  line-height: 1.45;
  cursor: pointer;
}

.reg-checkbox {
  margin-top: 2px;
  width: 16px;
  height: 16px;
  border-radius: 4px;
  accent-color: #FFFFFF;
  cursor: pointer;
}

.reg-checkbox-label a {
  color: #FFFFFF;
  text-decoration: underline;
  transition: opacity var(--transition-fast);
}

.reg-checkbox-label a:hover {
  opacity: 0.8;
}

/* Step Navigation Buttons */
.reg-nav-btn-row {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
}

.reg-btn-back {
  flex: 0 0 auto;
  height: 42px;
  padding: 0 20px;
  font-size: 12.5px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #FFFFFF;
  backdrop-filter: blur(10px);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.reg-btn-back:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
}

.reg-btn-next {
  flex: 1;
  margin-top: 0;
}

/* Mock Success Screen */
.reg-success-screen {
  display: none;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  padding: 14px 0;
  animation: authFadeIn 0.22s ease forwards;
  flex: 1;
  justify-content: space-between;
  height: 100%;
}

.reg-success-screen.is-active {
  display: flex;
}

.reg-success-top-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
}

.reg-success-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(14px);
  box-shadow: 0 0 35px rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
}

.reg-success-card {
  width: 100%;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  text-align: left;
  box-sizing: border-box;
  backdrop-filter: blur(16px);
}

/* ==========================================================================
   PASSWORD RESET & VERIFICATION SCREEN STYLES
   ========================================================================== */
.auth-security-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 9999px;
  padding: 5px 14px;
  font-family: var(--font-mono, monospace);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #D4D4D8;
  margin-bottom: 12px;
  backdrop-filter: blur(10px);
}

.auth-security-badge-pill svg {
  color: #FFFFFF;
}

.auth-verify-screen {
  display: none;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  padding: 18px 0;
  animation: authFadeIn 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  width: 100%;
}

.auth-verify-screen.is-active {
  display: flex;
}

.auth-verify-icon-wrap {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: 1.5px solid rgba(255, 255, 255, 0.32);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 0 35px rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  margin-bottom: 4px;
}

.auth-verify-email-display {
  font-family: var(--font-mono, monospace);
  font-size: 13px;
  font-weight: 600;
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 9999px;
  padding: 6px 18px;
  display: inline-block;
  backdrop-filter: blur(10px);
}

.auth-security-note {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  color: #71717A;
  margin-top: 14px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  line-height: 1.4;
  text-align: left;
}

.auth-security-note svg {
  color: #A1A1AA;
  flex-shrink: 0;
}

/* Responsive Styles */
@media (max-width: 860px) {
  body.auth-page {
    padding: 70px 16px 24px 16px;
    justify-content: flex-start;
  }

  .auth-top-nav {
    position: fixed;
    top: 14px;
    left: 14px;
    right: 14px;
  }

  .auth-split-card {
    grid-template-columns: 1fr;
    max-width: 520px;
    height: auto;
    min-height: auto;
    max-height: none;
    border-radius: 20px;
  }

  .auth-art-side {
    padding: 26px 22px;
    min-height: 180px;
    max-height: 200px;
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px 20px 0 0;
  }

  .auth-art-headline {
    font-size: 1.25rem;
  }

  .auth-art-caption {
    display: none;
  }

  .auth-form-side {
    padding: 28px 20px;
    height: auto;
    overflow: visible;
  }
}

@media (max-width: 480px) {
  .reg-grid-2col {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .reg-dob-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .reg-summary-grid {
    grid-template-columns: 1fr;
  }
  .reg-step-item {
    padding: 6px 8px;
    font-size: 11px;
  }
  .reg-step-label {
    font-size: 11px;
  }
}