@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap');

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  /* SUNN Colors extracted from background image */
  --sunn-gold:        #D4A017;
  --sunn-gold-light:  #F0C040;
  --sunn-gold-dark:   #B8860B;
  --sunn-green:       #1B5E20;
  --sunn-green-mid:   #2E7D32;
  --sunn-green-light: #4CAF50;
  --sunn-yellow:      #FDD835;

  /* Panel colors */
  --card-bg:    rgba(255,255,255,0.12);
  --card-solid: rgba(15, 40, 20, 0.82);
  --text:       #ffffff;
  --text-dim:   rgba(255,255,255,0.75);
  --text-muted: rgba(255,255,255,0.55);
  --border:     rgba(255,255,255,0.18);
  --border-gold:rgba(212,160,23,0.5);
  --input-bg:   rgba(255,255,255,0.1);
  --input-focus:rgba(255,255,255,0.18);
  --shadow:     0 32px 80px rgba(0,0,0,0.45);
  --radius:     20px;
  --radius-sm:  12px;
  --transition: 0.28s cubic-bezier(0.4,0,0.2,1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Poppins', sans-serif;
  min-height: 100vh;
  background: #0a1a0c;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-x: hidden;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.auth-back-home {
  position: fixed;
  top: 18px;
  left: 18px;
  z-index: 20;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 32px;
  padding: 0 4px;
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, .82);
  font-size: .78rem;
  font-weight: 500;
  text-decoration: none;
  transition: color .2s ease, opacity .2s ease;
}
.auth-back-home:hover {
  color: var(--sunn-gold-light);
}
.auth-back-home:focus-visible {
  border-radius: 4px;
  outline: 2px solid var(--sunn-gold-light);
  outline-offset: 3px;
}

/* ============================================================
   SUNN BACKGROUND — gradient matching the image
   ============================================================ */
.bg-layers {
  position: fixed; inset: 0; z-index: 0; overflow: hidden;
  pointer-events: none;
}

/* BG image — SUNN campus background */
.bg-layers::before {
  content: '';
  position: absolute; inset: 0;
  background-image: url('../images/BG-CLINIC.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  z-index: 0;
}

/* Overlay — darkens image just enough for panels to read well */
.bg-layers::after {
  content: '';
  position: absolute; inset: 0;
  background: rgba(10, 30, 12, 0.45);
  z-index: 1;
}

/* Decorative circuit / geometric overlay like the image */
.bg-grid {
  position: absolute; inset: 0; z-index: 2; opacity: 0.06;
  background-image:
    url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23ffffff' stroke-width='0.5'%3E%3Ccircle cx='40' cy='40' r='35'/%3E%3Ccircle cx='40' cy='40' r='20'/%3E%3Cline x1='5' y1='40' x2='75' y2='40'/%3E%3Cline x1='40' y1='5' x2='40' y2='75'/%3E%3C/g%3E%3C/svg%3E");
}

/* Floating blobs matching SUNN colors */
.bg-blob {
  position: absolute; border-radius: 50%;
  filter: blur(80px); animation: blobDrift 20s ease-in-out infinite alternate;
}
.blob-1 {
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(212,160,23,0.35), transparent 70%);
  top: -200px; left: -200px; animation-duration: 22s;
}
.blob-2 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(27,94,32,0.5), transparent 70%);
  bottom: -150px; right: -150px; animation-duration: 18s; animation-delay: -8s;
}
.blob-3 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(253,216,53,0.15), transparent 70%);
  top: 35%; left: 38%; animation-duration: 25s; animation-delay: -5s;
}

@keyframes blobDrift {
  0%   { transform: translate(0,0) scale(1); }
  50%  { transform: translate(30px,-25px) scale(1.05); }
  100% { transform: translate(-20px,20px) scale(0.97); }
}

/* ============================================================
   AUTH LAYOUT
   ============================================================ */
.auth-main {
  position: relative; z-index: 1; width: 100%;
  min-height: 100vh; display: flex;
  align-items: center; justify-content: center;
  padding: 24px; perspective: 1600px;
}

.auth-container {
  display: flex; width: 920px; min-height: 580px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow), 0 0 0 1px rgba(212,160,23,0.2);
  position: relative; gap: 0;
  animation: none;
}

/* ============================================================
   LOGIN PANEL — dark glass with gold accents
   ============================================================ */
.login-panel {
  flex: 1;
  background: rgba(10, 30, 15, 0.78);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  padding: 38px 44px;
  display: flex; flex-direction: column; gap: 15px;
  border: 1px solid rgba(212,160,23,0.25);
  border-right: none;
  transform: translateX(-120vw);
  opacity: 0;
  transition: transform 1.1s cubic-bezier(0.16,1,0.3,1), opacity 0.6s ease;
  border-radius: var(--radius) 0 0 var(--radius);
  will-change: transform, opacity;
}

/* Logo SVG color */
.logo-area { display: flex; justify-content: center; margin-bottom: 2px; }
.logo-area svg { color: var(--sunn-gold-light); filter: drop-shadow(0 4px 14px rgba(212,160,23,0.4)); }

.signin-title {
  text-align: center; font-size: 1.6rem; font-weight: 800;
  color: #fff; letter-spacing: -0.3px; line-height: 1.2;
  text-shadow: 0 2px 12px rgba(0,0,0,0.4);
}
.signin-subtitle {
  text-align: center; font-size: 0.82rem; color: var(--text-muted); margin-top: -8px;
}

/* ROLE TABS — gold active */
.role-tabs {
  display: flex; background: rgba(0,0,0,0.25);
  border-radius: 30px; padding: 4px; gap: 2px;
  border: 1px solid rgba(212,160,23,0.2);
}
.role-tab {
  flex: 1; padding: 8px 4px; border: none; border-radius: 26px;
  font-family: 'Poppins', sans-serif; font-size: 0.68rem; font-weight: 600;
  cursor: pointer; transition: all var(--transition);
  color: var(--text-muted); background: transparent;
  display: flex; align-items: center; justify-content: center; gap: 4px;
  white-space: nowrap; overflow: hidden;
}
.role-tab i { font-size: 0.72rem; flex-shrink: 0; }
.role-tab span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.role-tab.active {
  background: linear-gradient(135deg, var(--sunn-gold-dark), var(--sunn-gold));
  color: #fff;
  box-shadow: 0 4px 14px rgba(212,160,23,0.45);
}
.role-tab:not(.active):hover { background: rgba(255,255,255,0.1); color: #fff; }

/* FORM */
.form-group {
  display: flex; flex-direction: column; gap: 0;
  position: relative; margin-bottom: 2px;
}
.floating-label {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 0.8rem; font-weight: 800; color: #fff;
  text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px;
  padding: 0 2px;
}
.floating-label i { font-size: 1rem; color: var(--sunn-gold-light); }

.form-group input,
.form-group select {
  padding: 16px 20px;
  border: 1.5px solid rgba(255,255,255,0.12);
  border-radius: 50px;
  font-family: 'Poppins', sans-serif; font-size: 0.95rem;
  color: rgba(255,255,255,0.8); background: rgba(255,255,255,0.07);
  outline: none; transition: all var(--transition); width: 100%;
  -webkit-appearance: none; appearance: none;
}
.form-group input::placeholder { color: rgba(255,255,255,0.3); }
.form-group select option { background: #1B5E20; color: #fff; }

/* ── Kill Chrome/Edge autofill white box ── */
.form-group input:-webkit-autofill,
.form-group input:-webkit-autofill:hover,
.form-group input:-webkit-autofill:focus,
.form-group input:-webkit-autofill:active {
  -webkit-box-shadow: 0 0 0 999px rgba(10,30,15,0.95) inset !important;
  box-shadow:         0 0 0 999px rgba(10,30,15,0.95) inset !important;
  -webkit-text-fill-color: #fff !important;
  caret-color: #fff;
  border-color: rgba(255,255,255,0.15) !important;
  transition: background-color 99999s ease-in-out 0s;
}
.form-group input:-webkit-autofill:focus {
  -webkit-box-shadow: 0 0 0 999px rgba(10,30,15,0.95) inset, 0 0 0 3px rgba(212,160,23,0.2) !important;
  box-shadow:         0 0 0 999px rgba(10,30,15,0.95) inset, 0 0 0 3px rgba(212,160,23,0.2) !important;
  border-color: var(--sunn-gold) !important;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--sunn-gold);
  background: rgba(255,255,255,0.13);
  box-shadow: 0 0 0 3px rgba(212,160,23,0.2);
}

.input-border { display: none; }
.form-hint { font-size: 0.7rem; color: var(--text-muted); padding: 3px 2px 0; display: block; }

.select-arrow {
  position: absolute; right: 14px; bottom: 12px;
  pointer-events: none; color: var(--sunn-gold-light); font-size: 0.72rem;
}

/* PASSWORD */
.pass-wrap { position: relative; }
.pass-wrap input { padding-right: 56px; }
.pass-toggle {
  position: absolute; right: 18px; top: 50%; transform: translateY(-50%);
  background: none; border: none; cursor: pointer;
  color: rgba(255,255,255,0.4); padding: 4px; border-radius: 50%;
  transition: color var(--transition); display: flex; align-items: center;
  font-size: 1rem;
}
.pass-toggle:hover { color: var(--sunn-gold-light); }
.pass-toggle .fa-eye-slash { display: none; }
.pass-toggle.visible .fa-eye      { display: none; }
.pass-toggle.visible .fa-eye-slash{ display: block; }

/* PASSWORD STRENGTH */
.password-strength { display: flex; align-items: center; gap: 8px; margin-top: 6px; }
.strength-bar { flex: 1; height: 3px; background: rgba(255,255,255,0.1); border-radius: 4px; overflow: hidden; }
.strength-fill { height: 100%; width: 0%; border-radius: 4px; transition: width 0.4s, background 0.4s; background: #e74c3c; }
.strength-text { font-size: 0.68rem; color: var(--text-muted); white-space: nowrap; }
.match-indicator { font-size: 0.72rem; margin-top: 4px; display: block; }
.match-indicator.ok       { color: var(--sunn-green-light); }
.match-indicator.no-match { color: #ef5350; }

/* FORM OPTIONS */
.form-options {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 4px;
}
.forgot-link {
  font-size: 0.8rem; color: var(--sunn-gold-light); text-decoration: none; font-weight: 700;
}
.forgot-link:hover { text-decoration: underline; opacity: 0.85; }

/* CHECKBOX */
.checkbox-wrapper {
  display: flex; align-items: center; gap: 8px; cursor: pointer;
  font-size: 0.8rem; color: rgba(255,255,255,0.7); user-select: none;
}
.checkbox-wrapper input[type="checkbox"] { display: none; }
.checkmark {
  width: 20px; height: 20px; border: 2px solid rgba(255,255,255,0.35);
  border-radius: 5px; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; transition: all var(--transition);
}
.checkmark i { font-size: 0.6rem; color: #fff; opacity: 0; transition: opacity 0.2s; }
.checkbox-wrapper input:checked + .checkmark {
  background: var(--sunn-gold-dark); border-color: var(--sunn-gold);
}
.checkbox-wrapper input:checked + .checkmark i { opacity: 1; }

/* SIGN IN BUTTON — full-width pill shape */
.btn-signin {
  padding: 16px; color: #1a3a0a; border: none; border-radius: 50px;
  font-family: 'Poppins', sans-serif; font-size: 1rem; font-weight: 800;
  cursor: pointer; transition: all var(--transition); width: 100%;
  letter-spacing: 0.5px; position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  background: linear-gradient(135deg, #D4A017 0%, #F0C040 50%, #FFD700 100%);
  box-shadow: 0 8px 28px rgba(212,160,23,0.45);
  margin-top: 12px;
}
.btn-signin::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.2) 50%, transparent 70%);
  transform: translateX(-100%); transition: transform 0.5s;
}
.btn-signin:hover::before { transform: translateX(100%); }
.btn-signin:hover {
  background: linear-gradient(135deg, #F0C040 0%, #FFD700 100%);
  box-shadow: 0 12px 34px rgba(212,160,23,0.6); transform: translateY(-1px);
}
.btn-signin:active { transform: translateY(0); }
.btn-loader { display: none; }
.btn-signin.loading .btn-text   { opacity: 0; }
.btn-signin.loading .btn-loader { display: flex; }

.spinner { width: 20px; height: 20px; animation: spin 0.8s linear infinite; }
.spinner circle { stroke-dasharray: 30 100; animation: dash 1.4s ease-in-out infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes dash {
  0%   { stroke-dasharray: 1 100; stroke-dashoffset: 0; }
  50%  { stroke-dasharray: 80 100; stroke-dashoffset: -35; }
  100% { stroke-dasharray: 80 100; stroke-dashoffset: -124; }
}

.demo-hint { font-size: 0.72rem; color: rgba(255,255,255,0.45); text-align: center; margin-top: 10px; }

/* DIVIDER */
.divider {
  display: flex; align-items: center; gap: 12px;
  color: rgba(255,255,255,0.3); font-size: 0.72rem;
}
.divider::before, .divider::after {
  content: ''; flex: 1; height: 1px; background: rgba(255,255,255,0.12);
}

/* SOCIAL BUTTONS */
.social-login { display: flex; gap: 10px; }
.social-btn {
  flex: 1; padding: 10px; border: 1.5px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-sm); background: rgba(255,255,255,0.07);
  cursor: pointer; font-family: 'Poppins', sans-serif; font-size: 0.8rem;
  font-weight: 500; color: #fff; transition: all var(--transition);
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.social-btn:hover {
  background: rgba(255,255,255,0.14); border-color: var(--sunn-gold);
  transform: translateY(-1px);
}

/* ============================================================
   WELCOME PANEL — green glass with gold accents
   ============================================================ */
.welcome-panel {
  flex: 0 0 360px;
  background: rgba(27, 80, 30, 0.72);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  position: relative; display: flex; align-items: center;
  justify-content: center; overflow: hidden; color: #fff;
  border: 1px solid rgba(212,160,23,0.25);
  border-left: none;
  transform: translateX(120vw);
  opacity: 0;
  transition: transform 1.1s cubic-bezier(0.16,1,0.3,1), opacity 0.6s ease;
  border-radius: 0 var(--radius) var(--radius) 0;
  will-change: transform, opacity;
}

/* Gold top border accent */
.welcome-panel::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, transparent, var(--sunn-gold), transparent);
  z-index: 3;
}

.welcome-shapes { position: absolute; inset: 0; overflow: hidden; }
.shape {
  position: absolute; border-radius: 50%;
  animation: floatShape 14s ease-in-out infinite alternate;
}
.shape-1 { width: 300px; height: 300px; top: -80px; right: -80px; background: rgba(212,160,23,0.1); animation-delay: 0s; }
.shape-2 { width: 220px; height: 220px; bottom: -60px; left: -60px; background: rgba(27,94,32,0.3); animation-delay: -5s; }
.shape-3 { width: 130px; height: 130px; top: 42%; left: 8%; background: rgba(253,216,53,0.07); animation-delay: -9s; }
.shape-4 { width: 90px;  height: 90px;  bottom: 22%; right: 12%; background: rgba(212,160,23,0.12); animation-delay: -3s; }

@keyframes floatShape {
  0%   { transform: translate(0,0) scale(1); }
  100% { transform: translate(12px,-18px) scale(1.04); }
}

.welcome-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.05) 0%, rgba(0,0,0,0.2) 100%);
  z-index: 1;
}

.welcome-illustration {
  position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
  width: 260px; opacity: 0.07; z-index: 0;
}
.welcome-illustration svg { color: #fff; width: 100%; height: auto; }

.float-particle { animation: particleFloat 4s ease-in-out infinite alternate; }
@keyframes particleFloat {
  0%   { transform: translateY(0); opacity: 0.5; }
  100% { transform: translateY(-14px); opacity: 0.15; }
}

.welcome-content {
  position: relative; z-index: 10; text-align: center; padding: 36px 28px;
}

/* Gold accent line above heading */
.welcome-content::before {
  content: '';
  display: block; width: 48px; height: 3px; margin: 0 auto 16px;
  background: linear-gradient(90deg, var(--sunn-gold-dark), var(--sunn-gold-light));
  border-radius: 2px;
}

.welcome-content h1 {
  font-size: 1.5rem; font-weight: 800; margin-bottom: 14px; line-height: 1.25;
  text-shadow: 0 2px 12px rgba(0,0,0,0.3);
  color: #fff;
}
/* Gold highlight on first word */
.welcome-content h1 span { color: var(--sunn-gold-light); }

.welcome-content p {
  font-size: 0.82rem; line-height: 1.7; color: rgba(255,255,255,0.8); margin-bottom: 22px;
}

/* Feature list */
.feature-list { list-style: none; text-align: left; margin-bottom: 28px; display: flex; flex-direction: column; gap: 10px; }
.feature-list li { display: flex; align-items: center; gap: 10px; font-size: 0.82rem; color: rgba(255,255,255,0.88); }
.feature-list li i {
  width: 30px; height: 30px; border-radius: 8px;
  background: rgba(212,160,23,0.2); border: 1px solid rgba(212,160,23,0.3);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; flex-shrink: 0; color: var(--sunn-gold-light);
}

/* Create Account button — gold outline */
.btn-outline {
  padding: 11px 28px;
  background: transparent;
  color: var(--sunn-gold-light);
  border: 2px solid var(--sunn-gold);
  border-radius: var(--radius-sm);
  font-family: 'Poppins', sans-serif; font-size: 0.85rem; font-weight: 700;
  cursor: pointer; transition: all var(--transition);
  display: inline-flex; align-items: center; gap: 8px;
  backdrop-filter: blur(6px); letter-spacing: 0.3px;
}
.btn-outline:hover {
  background: var(--sunn-gold);
  color: #1B5E20;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212,160,23,0.35);
}

/* ============================================================
   REGISTRATION MODAL
   ============================================================ */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(5,20,8,0.75);
  backdrop-filter: blur(10px);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000; padding: 20px;
  animation: fadeIn 0.2s ease;
}
.modal-overlay.hidden { display: none; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal-box {
  background: rgba(12,35,15,0.96);
  border: 1px solid rgba(212,160,23,0.3);
  border-radius: var(--radius); padding: 32px 38px;
  position: relative; max-height: 90vh; overflow-y: auto;
  box-shadow: 0 32px 80px rgba(0,0,0,0.6), 0 0 0 1px rgba(212,160,23,0.15);
  animation: modalSlide 0.3s cubic-bezier(0.16,1,0.3,1);
  color: #fff;
}
@keyframes modalSlide {
  from { opacity: 0; transform: translateY(20px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.large-modal { width: 700px; max-width: 100%; }

.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: rgba(212,160,23,0.15); border: 1px solid rgba(212,160,23,0.3);
  width: 34px; height: 34px; border-radius: 50%; cursor: pointer;
  font-size: 0.9rem; color: var(--sunn-gold-light);
  display: flex; align-items: center; justify-content: center; transition: all var(--transition);
}
.modal-close:hover { background: var(--sunn-gold-dark); color: #fff; transform: rotate(90deg); }

.modal-header {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 24px; padding-bottom: 18px;
  border-bottom: 1px solid rgba(212,160,23,0.2);
}
.modal-logo svg { color: var(--sunn-gold-light); }
.modal-header h2 { font-size: 1.2rem; font-weight: 700; color: #fff; }
.modal-header p  { font-size: 0.78rem; color: var(--text-muted); }

.modal-box .form-group input,
.modal-box .form-group select { border-radius: var(--radius-sm); padding: 11px 14px; }

/* Autofill fix inside registration modal */
.modal-box .form-group input:-webkit-autofill,
.modal-box .form-group input:-webkit-autofill:hover,
.modal-box .form-group input:-webkit-autofill:focus,
.modal-box .form-group input:-webkit-autofill:active {
  -webkit-box-shadow: 0 0 0 999px rgba(10,30,15,0.97) inset !important;
  box-shadow:         0 0 0 999px rgba(10,30,15,0.97) inset !important;
  -webkit-text-fill-color: #fff !important;
  caret-color: #fff;
  border-color: rgba(255,255,255,0.15) !important;
  transition: background-color 99999s ease-in-out 0s;
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 0; }
.form-row.three-col { grid-template-columns: 1fr 1fr 1fr; }

.form-agreement {
  padding: 12px 14px;
  background: rgba(212,160,23,0.08);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(212,160,23,0.2);
  margin-bottom: 4px;
}
.form-agreement a { color: var(--sunn-gold-light); font-weight: 600; }

.req { color: #ef9a9a; }
.full-btn { width: 100%; margin-top: 4px; }

.switch-link { text-align: center; font-size: 0.8rem; color: var(--text-muted); margin-top: 8px; }
.switch-link span { color: var(--sunn-gold-light); font-weight: 600; cursor: pointer; }
.switch-link span:hover { text-decoration: underline; }

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
.toast-container {
  position: fixed; bottom: 24px; right: 24px;
  display: flex; flex-direction: column; gap: 8px;
  z-index: 9999; pointer-events: none;
}
.toast {
  background: rgba(15,40,18,0.95);
  border: 1px solid rgba(212,160,23,0.4);
  color: #fff; padding: 12px 20px; border-radius: var(--radius-sm);
  font-size: 0.84rem; font-weight: 500;
  box-shadow: 0 8px 28px rgba(0,0,0,0.4);
  max-width: 320px; pointer-events: all;
  display: flex; align-items: center; gap: 10px;
  animation: toastIn 0.3s cubic-bezier(0.16,1,0.3,1);
}
@keyframes toastIn {
  from { opacity: 0; transform: translateX(30px); }
  to   { opacity: 1; transform: translateX(0); }
}
.toast.hidden  { display: none; }
.toast.error   { border-color: rgba(239,83,80,0.5); }
.toast.error i { color: #ef5350; }
.toast.success { border-color: rgba(76,175,80,0.5); }
.toast.success i { color: var(--sunn-green-light); }
.toast.info    { border-color: rgba(212,160,23,0.5); }
.toast.info i  { color: var(--sunn-gold-light); }

/* ============================================================
   SLIDING DOOR ANIMATION — NO WRAPPER
   ============================================================ */

/* auth-main is just the viewport — no flex centering needed now */
.auth-main {
  position: relative; z-index: 1; width: 100%; min-height: 100vh;
  padding: 0; perspective: 1600px;
}

/* ============================================================
   SLIDING DOOR — OVERLAPPING PANELS (like reference image)
   ============================================================ */

.auth-main {
  position: relative; z-index: 1; width: 100%; min-height: 100vh;
  padding: 0;
}

/* LOGIN PANEL — LEFT */
.login-panel {
  position: fixed;
  top: 50%; left: 0;
  width: 430px;
  height: auto;
  max-height: 90vh;
  overflow-y: auto;
  overflow-x: hidden;
  transform: translateY(-50%) translateX(-110%);
  opacity: 1;
  transition: transform 1.1s cubic-bezier(0.16, 1, 0.3, 1);
  border-radius: var(--radius);
  will-change: transform;
  z-index: 11;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  padding: 24px 36px 28px;
  gap: 0;
  display: flex;
  flex-direction: column;
  scrollbar-gutter: stable;
}

/* WELCOME PANEL — RIGHT, TALL, sits above login */
.welcome-panel {
  position: fixed;
  top: 50%; right: 0;
  width: 430px;
  height: 680px;
  max-height: 90vh;
  overflow: hidden;
  transform: translateY(-50%) translateX(110%);
  opacity: 1;
  transition: transform 1.1s cubic-bezier(0.16, 1, 0.3, 1);
  border-radius: var(--radius);
  will-change: transform;
  z-index: 1000;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
}

/* Thud bounce */
@keyframes thudLeft {
  0%,100% { transform: translateY(-50%) translateX(var(--final-tx)); }
  30%  { transform: translateY(-50%) translateX(calc(var(--final-tx) + 10px)); }
  60%  { transform: translateY(-50%) translateX(calc(var(--final-tx) - 4px)); }
  80%  { transform: translateY(-50%) translateX(calc(var(--final-tx) + 2px)); }
}
@keyframes thudRight {
  0%,100% { transform: translateY(-50%) translateX(var(--final-tx)); }
  30%  { transform: translateY(-50%) translateX(calc(var(--final-tx) - 10px)); }
  60%  { transform: translateY(-50%) translateX(calc(var(--final-tx) + 4px)); }
  80%  { transform: translateY(-50%) translateX(calc(var(--final-tx) - 2px)); }
}

.door-clickzone {
  position: fixed; inset: 0; z-index: 5; cursor: pointer; background: transparent;
  display: none; /* hidden by default; animation runs automatically */
  pointer-events: none;
}
.door-hint { display: none; }
.auth-container { all: unset; }

@keyframes thudLeft {
  0%   { transform: translateY(-50%) translateX(0); }
  30%  { transform: translateY(-50%) translateX(8px); }
  60%  { transform: translateY(-50%) translateX(-3px); }
  80%  { transform: translateY(-50%) translateX(2px); }
  100% { transform: translateY(-50%) translateX(0); }
}
@keyframes thudRight {
  0%   { transform: translateY(-50%) translateX(0); }
  30%  { transform: translateY(-50%) translateX(-8px); }
  60%  { transform: translateY(-50%) translateX(3px); }
  80%  { transform: translateY(-50%) translateX(-2px); }
  100% { transform: translateY(-50%) translateX(0); }
}

.door-hint { display: none; }

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: rgba(0,0,0,0.2); }
::-webkit-scrollbar-thumb { background: var(--sunn-gold-dark); border-radius: 3px; }

/* Login panel scrollbar */
.login-panel::-webkit-scrollbar        { width: 4px; }
.login-panel::-webkit-scrollbar-track  { background: rgba(255,255,255,0.05); border-radius: 4px; }
.login-panel::-webkit-scrollbar-thumb  { background: var(--sunn-gold-dark); border-radius: 4px; }
.login-panel::-webkit-scrollbar-thumb:hover { background: var(--sunn-gold); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 980px) {
  body { align-items: flex-start; overflow-y: auto; }
  .auth-main {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    min-height: 100vh;
    padding: 72px 16px 32px;
  }
  .login-panel,
  .welcome-panel {
    position: relative;
    top: auto;
    left: auto;
    right: auto;
    width: min(100%, 430px);
    height: auto;
    max-height: none;
    transform: none !important;
  }
  .welcome-panel {
    order: -1;
    min-height: 360px;
    border-radius: var(--radius);
  }
  .login-panel {
    order: 1;
    border-radius: var(--radius);
  }
  .welcome-illustration { display: none; }
  .feature-list   { display: none; }
  .welcome-content { padding: 20px; }
  .welcome-content h1 { font-size: 1.2rem; }
  .login-panel    { padding: 28px 24px; }
  .social-login, .divider { display: none; }
}
@media (max-width: 480px) {
  .auth-main { padding: 60px 12px 24px; }
  .form-row, .form-row.three-col { grid-template-columns: 1fr; }
  .modal-box { padding: 24px 18px; }
  .role-tab span { display: none; }
  .role-tab { padding: 9px; }
}

/* Compact login panel internals — balanced spacing */
.login-panel .logo-area           { margin-bottom: 0; justify-content: center; padding-top: 0; }
.login-panel .logo-area svg       { width: 60px; height: 60px; }
.login-panel .sunn-logo-img       { width: 60px; height: 60px; object-fit: contain; }
.login-panel .signin-title        { font-size: 1.5rem; margin: 10px 0 0; text-align: center; }
.login-panel .role-tabs           { padding: 4px; margin: 14px 0; }
.login-panel .role-tab            { padding: 9px 4px; font-size: 0.68rem; }
.login-panel #loginForm           { display: flex; flex-direction: column; }
.login-panel .form-group          { margin-bottom: 10px; }
.login-panel .floating-label      { font-size: 0.8rem; font-weight: 800; margin-bottom: 8px; }
.login-panel .form-group input    { padding: 11px 20px; font-size: 0.92rem; border-radius: 50px; }
.login-panel .pass-wrap input     { padding: 11px 56px 11px 20px; border-radius: 50px; }
.login-panel .form-options        { margin-top: 4px; margin-bottom: 8px; }
.login-panel .checkbox-wrapper    { font-size: 0.8rem; }
.login-panel .btn-signin          { padding: 16px; font-size: 1rem; border-radius: 50px; margin-top: 8px; }
.login-panel .demo-hint           { font-size: 0.72rem; margin-top: 10px; text-align: center; }

/* ============================================================
   WELCOME PANEL — RIGHT DIV CONTENT LAYOUT
   ============================================================ */
.welcome-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 28px 30px;
  gap: 0;
  text-align: center;
}

/* TOP: logo + university name */
.welcome-top {
  display: flex; align-items: center; gap: 12px;
  padding-bottom: 16px;
}
.welcome-logo-badge { flex-shrink: 0; }
.welcome-sunn-name {
  font-size: 0.78rem; font-weight: 500; color: rgba(255,255,255,0.8);
  line-height: 1.3;
}
.welcome-sunn-name.bold { font-weight: 800; color: var(--sunn-gold-light); font-size: 0.88rem; }
.welcome-sunn-sub { font-size: 0.68rem; color: rgba(255,255,255,0.5); margin-top: 3px; }

/* Divider */
.welcome-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212,160,23,0.5), transparent);
  margin-bottom: 18px;
}

/* Main heading */
.welcome-content { text-align: center; padding: 0 8px; margin-bottom: 10px; }
.welcome-content h1 {
  font-size: 1.8rem; font-weight: 900; color: #fff;
  letter-spacing: 1px; margin-bottom: 10px;
  text-shadow: 0 2px 14px rgba(0,0,0,0.4);
}
.welcome-content p {
  font-size: 0.83rem; line-height: 1.65;
  color: rgba(255,255,255,0.78); margin: 0;
}

/* Nurse illustration */
.welcome-illustration-wrap {
  display: flex; justify-content: center;
  flex: 1; align-items: center;
  margin: 4px 0;
}
.welcome-illustration-wrap svg { width: 200px; height: auto; opacity: 0.92; }

/* Feature pills */
.welcome-pills {
  display: flex; justify-content: center;
  gap: 8px; flex-wrap: wrap; margin-bottom: 16px;
}
.pill {
  display: flex; align-items: center; gap: 5px;
  background: rgba(212,160,23,0.15);
  border: 1px solid rgba(212,160,23,0.3);
  border-radius: 20px; padding: 5px 12px;
  font-size: 0.72rem; font-weight: 500; color: rgba(255,255,255,0.85);
}
.pill i { color: var(--sunn-gold-light); font-size: 0.7rem; }

/* CTA button */
.welcome-cta { display: flex; justify-content: center; position: relative; z-index: 100; }
.welcome-cta .btn-outline {
  padding: 11px 36px; font-size: 0.88rem;
  pointer-events: all;
  position: relative; z-index: 100;
}

/* ============================================================
   VIDEO BACKGROUND
   ============================================================ */
.bg-video {
  position: fixed;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  min-width: 100%; min-height: 100%;
  width: auto; height: auto;
  z-index: 0;
  object-fit: cover;
  pointer-events: none;
}

/* Dark overlay over the video */
.bg-video-overlay {
  position: fixed; inset: 0;
  background: rgba(5, 18, 8, 0.52);
  z-index: 0;
  pointer-events: none;
}

/* Make sure bg-layers and blobs sit above video */
.bg-layers { z-index: 1; }

/* Reduce blob opacity so video shows through nicely */
.bg-blob { opacity: 0.15; }
.bg-grid  { opacity: 0.03; }

/* Let the landing-page video remain the visible background. */
.bg-layers::before {
  background-image: none;
}

/* ============================================================
   SUNN LOGO IMAGE
   ============================================================ */
.sunn-logo-img {
  width: 100px;
  height: 100px;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(212,160,23,0.35));
  display: block;
}

.login-panel .sunn-logo-img {
  width: 60px;
  height: 60px;
  margin: 0 auto;
}

.welcome-logo-img {
  width: 72px !important;
  height: 72px !important;
}

.welcome-divider { display: none; }

.welcome-top {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  padding-bottom: 10px;
}

/* ============================================================
   REGISTER FORM inside left panel — scrollable
   ============================================================ */

/* Register form wrap — scrollable so all fields are reachable */
.login-panel #registerForm-wrap {
  overflow-y: auto;
  overflow-x: hidden;
  max-height: 100%;
  padding-right: 4px;
  flex: 1;
}

/* Make left panel wider when in register mode to fit 2-col form */
.login-panel.mode-register {
  width: 520px;
  transition: transform 0.7s cubic-bezier(0.16,1,0.3,1), width 0.4s ease;
}

/* auth-form opacity transitions */
.auth-form {
  transition: opacity 0.25s ease;
}

/* Register form inputs use rounded style matching login */
#registerForm-wrap .form-group input,
#registerForm-wrap .form-group select {
  border-radius: var(--radius-sm);
  padding: 10px 16px;
}

/* Register form label spacing */
#registerForm-wrap .floating-label {
  font-size: 0.75rem;
  margin-bottom: 6px;
}

/* Register form group spacing */
#registerForm-wrap .form-group {
  margin-bottom: 8px;
}

/* Form rows inside register wrap */
#registerForm-wrap .form-row {
  gap: 10px;
  margin-bottom: 0;
}

/* ============================================================
   REGISTER FORM — MINIMALIST LABELS (no icons)
   ============================================================ */

/* Clean label replacing .floating-label inside register form */
.reg-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 0.6px;
  text-transform: uppercase;
  margin-bottom: 6px;
  padding: 0 2px;
}

.reg-label .req {
  color: #ef9a9a;
  font-size: 0.7rem;
}

/* Select wrapper — removes old .select-arrow span approach */
.select-wrap {
  position: relative;
}
.select-wrap::after {
  content: '';
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid rgba(255, 255, 255, 0.45);
  pointer-events: none;
}
.select-wrap select {
  padding-right: 36px;
}

/* Subtitle under "CREATE ACCOUNT" */
#registerForm-wrap .signin-subtitle {
  text-align: center;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.4);
  margin-top: -4px;
  margin-bottom: 14px;
}

/* Tighten spacing in the register form */
#registerForm-wrap .form-group {
  margin-bottom: 10px;
}

#registerForm-wrap .form-row {
  gap: 12px;
  margin-bottom: 0;
}

/* Campus field — full width, not inside form-row */
#registerForm-wrap > form > .form-group {
  margin-bottom: 10px;
}


/* ============================================================
   REGISTER PANEL — slides in from right replacing welcome
   ============================================================ */
.register-panel {
  position: fixed;
  top: 50%;
  right: 0;
  transform: translateY(-50%) translateX(100%);
  width: 520px;
  max-height: 92vh;
  overflow-y: auto;
  overflow-x: hidden;
  background: rgba(10, 30, 15, 0.82);
  backdrop-filter: blur(20px);
  border-radius: var(--radius);
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow);
  z-index: 12;
  padding: 36px 32px;
  opacity: 0;
}

.register-panel.uh-hidden {
  display: none;
}

.register-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--sunn-gold-dark), var(--sunn-gold-light), var(--sunn-gold-dark));
}

.register-panel .auth-form {
  width: 100%;
}

.register-panel .logo-area {
  text-align: center;
  margin-bottom: 20px;
}

.register-panel .sunn-logo-img {
  width: 60px;
  height: 60px;
  object-fit: contain;
}

.register-panel::-webkit-scrollbar {
  width: 6px;
}

.register-panel::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
}

.register-panel::-webkit-scrollbar-thumb {
  background: var(--sunn-gold-dark);
  border-radius: 4px;
}

.register-panel::-webkit-scrollbar-thumb:hover {
  background: var(--sunn-gold);
}

/* Auth switch call-to-action button styling */
.auth-switch-cta {
  margin-top: 24px;
  text-align: center;
}

.auth-switch-cta p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.switch-link-btn {
  background: none;
  border: none;
  color: var(--sunn-gold-light);
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
  font-size: 0.9rem;
  padding: 0;
  transition: color var(--transition);
}

.switch-link-btn:hover {
  color: var(--sunn-gold);
}

/* Responsive adjustments for register panel */
@media (max-width: 768px) {
  .register-panel {
    position: relative;
    transform: none;
    width: 100%;
    max-width: 100%;
    margin: 0;
    border-radius: var(--radius);
    max-height: none;
  }
  
  .register-panel.uh-hidden {
    display: none !important;
  }
}


/* ============================================================
   FLIP CARD — 3D Flip Animation for Welcome/Register
   ============================================================ */
.flip-card-wrapper {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) translateX(-250px);
  width: 430px;
  height: 680px;
  max-height: 90vh;
  perspective: 1500px;
  z-index: 12;
  transition: width 0.4s ease;
}

.flip-card-wrapper.flipped {
  width: 430px;
  height: 455px;
  transform: translate(-50%, -50%) translateX(-250px);
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.8s cubic-bezier(0.4, 0.2, 0.2, 1);
  transform-style: preserve-3d;
}

.flip-card-wrapper.flipped .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  top: 0;
  left: 0;
}

.flip-card-front {
  z-index: 2;
  transform: rotateY(0deg);
}

.flip-card-back {
  transform: rotateY(180deg);
  z-index: 1;
}

/* Show back when flipped */
.flip-card-wrapper.flipped .flip-card-front {
  visibility: hidden;
}

.flip-card-wrapper.flipped .flip-card-back {
  visibility: visible;
}

.flip-card-front .welcome-panel,
.flip-card-back .register-panel {
  position: relative;
  width: 100%;
  height: 100%;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  margin: 0;
}

/* Ensure welcome panel doesn't have transform applied */
.flip-card-front .welcome-panel {
  transform: none !important;
  opacity: 1 !important;
  top: 0;
  left: 0;
  right: 0;
}

/* Register panel on back of flip card */
.register-panel {
  overflow-y: auto;
  overflow-x: hidden;
  background: rgba(10, 30, 15, 0.92);
  backdrop-filter: blur(20px);
  border-radius: var(--radius);
  border: 1.5px solid var(--border);
  padding: 32px 28px;
  visibility: visible;
  opacity: 1;
}

.flip-card-back {
  visibility: visible;
  opacity: 1;
}

.register-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--sunn-gold-dark), var(--sunn-gold-light), var(--sunn-gold-dark));
  z-index: 1;
}

.register-panel .auth-form {
  width: 100%;
  position: relative;
  z-index: 2;
}

.register-panel .logo-area {
  text-align: center;
  margin-bottom: 16px;
}

.register-panel .sunn-logo-img {
  width: 60px;
  height: 60px;
  object-fit: contain;
}

.register-panel::-webkit-scrollbar {
  width: 6px;
}

.register-panel::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
}

.register-panel::-webkit-scrollbar-thumb {
  background: var(--sunn-gold-dark);
  border-radius: 4px;
}

.register-panel::-webkit-scrollbar-thumb:hover {
  background: var(--sunn-gold);
}

/* Responsive adjustments for flip card */
@media (max-width: 768px) {
  .flip-card-wrapper {
    position: relative;
    transform: none;
    width: 100%;
    max-width: 100%;
    margin: 0;
    perspective: none;
    order: -1;
    height: auto;
  }
  
  .flip-card-inner {
    transform: none !important;
  }
  
  .flip-card-front,
  .flip-card-back {
    position: relative;
    backface-visibility: visible;
    -webkit-backface-visibility: visible;
    transform: none !important;
  }
  
  .flip-card-wrapper:not(.flipped) .flip-card-back {
    display: none;
  }
  
  .flip-card-wrapper.flipped .flip-card-front {
    display: none;
  }
  
  .flip-card-wrapper.flipped .flip-card-back {
    display: block;
  }
  
  .register-panel {
    max-height: none;
  }
}

@media (min-width: 769px) {
  .auth-main .flip-card-wrapper:not(.flipped),
  .auth-main .flip-card-wrapper:not(.flipped) .flip-card-inner,
  .auth-main .flip-card-wrapper:not(.flipped) .flip-card-front,
  .auth-main .flip-card-wrapper:not(.flipped) .welcome-panel {
    height: 530px !important;
  }
}

@media (min-width: 769px) {
  .flip-card-wrapper:not(.flipped),
  .flip-card-wrapper:not(.flipped) .flip-card-inner,
  .flip-card-wrapper:not(.flipped) .flip-card-front,
  .flip-card-wrapper:not(.flipped) .welcome-panel {
    height: 530px !important;
  }
}


/* ============================================================
   FLIP CARD — 3D Flip Animation for Welcome/Register
   ============================================================ */
.flip-card-wrapper {
  position: fixed;
  top: 50%;
  right: 50px;
  transform: translateY(-50%);
  width: 430px;
  height: 680px;
  max-height: 90vh;
  perspective: 1500px;
  z-index: 12;
  transition: all 0.4s ease;
}

.flip-card-wrapper.flipped {
  width: 430px;
  height: 455px;
  right: 30px;
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.8s cubic-bezier(0.4, 0.2, 0.2, 1);
  transform-style: preserve-3d;
}

.flip-card-wrapper.flipped .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  top: 0;
  left: 0;
}

.flip-card-front {
  z-index: 2;
  transform: rotateY(0deg);
}

.flip-card-back {
  transform: rotateY(180deg);
  z-index: 1;
}

/* Welcome panel inside flip card - maintain original format */
.flip-card-front .welcome-panel {
  position: relative;
  width: 100%;
  height: 100%;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  margin: 0;
  transform: none !important;
  opacity: 1 !important;
}

/* Register panel on back of flip card */
.flip-card-back .register-panel {
  position: relative;
  width: 100%;
  height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  background: rgba(10, 30, 15, 0.92);
  backdrop-filter: blur(20px);
  border-radius: var(--radius);
  border: 1.5px solid var(--border);
  padding: 32px 28px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
}

.register-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--sunn-gold-dark), var(--sunn-gold-light), var(--sunn-gold-dark));
  z-index: 1;
}

.register-panel .auth-form {
  width: 100%;
  position: relative;
  z-index: 2;
}

.register-panel .logo-area {
  text-align: center;
  margin-bottom: 16px;
}

.register-panel .sunn-logo-img {
  width: 60px;
  height: 60px;
  object-fit: contain;
}

.register-panel::-webkit-scrollbar {
  width: 6px;
}

.register-panel::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
}

.register-panel::-webkit-scrollbar-thumb {
  background: var(--sunn-gold-dark);
  border-radius: 4px;
}

.register-panel::-webkit-scrollbar-thumb:hover {
  background: var(--sunn-gold);
}

@media (min-width: 769px) {
  .flip-card-wrapper:not(.flipped),
  .flip-card-wrapper:not(.flipped) .flip-card-inner,
  .flip-card-wrapper:not(.flipped) .flip-card-front,
  .flip-card-wrapper:not(.flipped) .welcome-panel {
    height: 530px;
  }
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .flip-card-wrapper {
    position: relative;
    transform: none;
    width: 100%;
    max-width: 100%;
    margin: 0;
    perspective: none;
    order: -1;
    height: auto;
    right: auto;
  }
  
  .flip-card-inner {
    transform: none !important;
  }
  
  .flip-card-front,
  .flip-card-back {
    position: relative;
    backface-visibility: visible;
    -webkit-backface-visibility: visible;
    transform: none !important;
  }
  
  .flip-card-wrapper:not(.flipped) .flip-card-back {
    display: none;
  }
  
  .flip-card-wrapper.flipped .flip-card-front {
    display: none;
  }
  
  .flip-card-wrapper.flipped .flip-card-back {
    display: block;
  }
  
  .register-panel {
    max-height: none;
  }
}

@media (min-width: 769px) {
  .auth-main .flip-card-wrapper:not(.flipped),
  .auth-main .flip-card-wrapper:not(.flipped) .flip-card-inner,
  .auth-main .flip-card-wrapper:not(.flipped) .flip-card-front,
  .auth-main .flip-card-wrapper:not(.flipped) .welcome-panel {
    height: 530px !important;
  }
}

@media (min-width: 500px) and (max-width: 768px) {
  .auth-main .flip-card-wrapper:not(.flipped),
  .auth-main .flip-card-wrapper:not(.flipped) .flip-card-inner,
  .auth-main .flip-card-wrapper:not(.flipped) .flip-card-front,
  .auth-main .flip-card-wrapper:not(.flipped) .welcome-panel {
    height: 530px !important;
  }
}

@media (min-width: 981px) {
  body.register-view .auth-main .flip-card-wrapper {
    left: max(30px, calc(50% - 442px)) !important;
    right: auto !important;
    transform: translateY(-50%) !important;
    z-index: 12 !important;
  }
}

/* Keep the authentication entry point focused on the sign-in form. */
.auth-main .flip-card-wrapper {
  display: none !important;
}

body.registration-disabled .signup-prompt,
body.registration-disabled #welcome-register-content,
body.registration-disabled .register-panel {
  display: none !important;
}

.auth-main .login-panel {
  position: fixed !important;
  top: 50% !important;
  left: 50% !important;
  right: auto !important;
  width: min(430px, calc(100% - 32px)) !important;
  box-sizing: border-box !important;
  max-height: 90vh !important;
  margin: 0 !important;
  transform: translate(-50%, -50%) !important;
  z-index: 12 !important;
}

body.register-view .auth-main .login-panel {
  display: none !important;
}

body.register-view .auth-main .flip-card-wrapper {
  display: block !important;
  position: fixed !important;
  top: 50% !important;
  left: 50% !important;
  right: auto !important;
  width: min(430px, calc(100% - 32px)) !important;
  height: 455px !important;
  margin: 0 !important;
  transform: translate(-50%, -50%) !important;
  z-index: 12 !important;
}

body.register-view .auth-main .flip-card-wrapper .flip-card-front {
  visibility: hidden;
}

body.register-view .auth-main .flip-card-wrapper .flip-card-back {
  visibility: visible;
}

body.register-view .auth-main .flip-card-wrapper .flip-card-inner,
body.register-view .auth-main .flip-card-wrapper .flip-card-back,
body.register-view .auth-main .flip-card-wrapper .register-panel {
  width: 100% !important;
  box-sizing: border-box !important;
}

body.register-view .auth-main .flip-card-wrapper .register-panel {
  margin: 0 auto !important;
}

@media (max-width: 768px) {
  body.register-view .auth-main .flip-card-wrapper {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    width: 100% !important;
    height: auto !important;
    transform: none !important;
    margin-left: auto !important;
    margin-right: auto !important;
  }

  body.register-view .auth-main .flip-card-wrapper .flip-card-inner {
    height: auto !important;
  }
}

/* Final register layout override: center the complete card on every viewport. */
body.register-view .auth-main .flip-card-wrapper {
  position: fixed !important;
  top: 50% !important;
  left: 50% !important;
  right: auto !important;
  width: min(430px, calc(100% - 32px)) !important;
  height: min(90vh, 680px) !important;
  margin: 0 !important;
  transform: translate(-50%, -50%) !important;
}

body.register-view .auth-main .flip-card-wrapper .flip-card-inner,
body.register-view .auth-main .flip-card-wrapper .flip-card-back {
  height: 100% !important;
}

body.register-view .auth-main .flip-card-wrapper .flip-card-inner {
  transform: none !important;
}

body.register-view .auth-main .flip-card-wrapper .flip-card-back {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  transform: none !important;
}

body.register-view .auth-main .flip-card-wrapper .register-panel {
  position: relative !important;
  top: 0 !important;
  left: 0 !important;
}

/* Center the registration panel itself so legacy flip-card positioning cannot move it. */
body.register-view .auth-main .flip-card-wrapper {
  position: static !important;
  width: auto !important;
  height: auto !important;
  transform: none !important;
  perspective: none !important;
}

body.register-view .auth-main .flip-card-wrapper .flip-card-inner {
  position: static !important;
  width: auto !important;
  height: auto !important;
  transform: none !important;
}

body.register-view .auth-main .flip-card-wrapper .flip-card-back {
  position: static !important;
  width: auto !important;
  height: auto !important;
  transform: none !important;
}

body.register-view .auth-main .flip-card-wrapper .register-panel {
  position: fixed !important;
  top: 50% !important;
  left: 50% !important;
  right: auto !important;
  width: 560px !important;
  max-width: calc(100vw - 24px) !important;
  height: min(78vh, 600px) !important;
  margin: 0 !important;
  box-sizing: border-box !important;
  transform: translate(-50%, -50%) !important;
  z-index: 12 !important;
}

body.register-view .auth-main .flip-card-wrapper .register-panel {
  top: 50% !important;
  left: 50% !important;
  transform: translate(-50%, -50%) !important;
}

body.register-view .auth-main {
  perspective: none !important;
}

/* Keep registration scrolling available without showing a scrollbar. */
body.register-view .register-panel {
  scrollbar-width: none;
  -ms-overflow-style: none;
}

body.register-view .register-panel::-webkit-scrollbar {
  width: 0;
  height: 0;
}

/* Soft paper-like form transition. */
@keyframes formPaperFoldUp {
  0% {
    opacity: 1;
    transform: translate(-50%, -50%) perspective(900px) rotateX(0deg) scaleY(1);
    filter: brightness(1);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -60%) perspective(1200px) rotateX(8deg) scaleY(0.97);
    filter: brightness(1.06);
  }
}

@keyframes formPaperRise {
  0% {
    opacity: 0;
    transform: translate(-50%, -40%) perspective(1200px) rotateX(-7deg) scaleY(0.97);
    filter: brightness(1.06);
  }
  70% {
    opacity: 1;
    transform: translate(-50%, -51%) perspective(1200px) rotateX(1deg) scaleY(1.005);
  }
  100% {
    opacity: 1;
    transform: translate(-50%, -50%) perspective(900px) rotateX(0deg) scaleY(1);
    filter: brightness(1);
  }
}

body.form-transition .login-panel {
  display: flex !important;
  transform-origin: center bottom !important;
  backface-visibility: hidden;
  will-change: transform, opacity, filter;
}

body.form-transition-to-register .login-panel {
  animation: formPaperFoldUp 760ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

body.form-transition-to-register .register-panel,
body.form-transition-to-login .login-panel {
  animation: formPaperRise 760ms cubic-bezier(0.16, 1, 0.3, 1) both;
  transform-origin: center bottom;
  backface-visibility: hidden;
  will-change: transform, opacity, filter;
}

body.form-transition-to-login .register-panel {
  animation-name: formPaperFoldUp;
}

@media (prefers-reduced-motion: reduce) {
  body.form-transition .login-panel,
  body.form-transition .register-panel {
    animation: none !important;
  }
}