/* ============================================
   AUTH STYLES — Modern Glassmorphism Design
   ============================================ */

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

:root {
  --font-primary: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --bg-dark: #f0f4f8;
  --card-bg: rgba(255, 255, 255, 0.8);
  --card-border: rgba(255, 255, 255, 0.3);
  --card-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
  --text-primary: #334155;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --accent: #3b82f6;
  --accent-glow: rgba(59, 130, 246, 0.2);
  --accent-hover: #2563eb;
  --success: #10b981;
  --error: #ef4444;
  --warning: #f59e0b;
  --input-bg: #ffffff;
  --input-border: #e2e8f0;
  --input-focus: rgba(59, 130, 246, 0.5);
  --radius: 20px;
  --radius-sm: 12px;
  --radius-xs: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { font-size: 16px; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ---- Animated Background ---- */
.auth-bg {
  position: fixed; inset: 0; z-index: 0; overflow: hidden;
  background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 50%, #f0f4f8 100%);
}
.auth-bg__grid {
  position: absolute; inset: 0;
  background-image: 
    linear-gradient(rgba(59, 130, 246, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
}
.auth-bg__orb {
  position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.5;
  animation: orbFloat 20s ease-in-out infinite;
}
.auth-bg__orb--1 {
  width: 400px; height: 400px; top: -100px; left: -100px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.2), transparent 70%);
  animation-duration: 18s;
}
.auth-bg__orb--2 {
  width: 350px; height: 350px; bottom: -80px; right: -80px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.15), transparent 70%);
  animation-duration: 22s; animation-delay: -5s;
}
.auth-bg__orb--3 {
  width: 300px; height: 300px; top: 50%; left: 60%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.15), transparent 70%);
  animation-duration: 25s; animation-delay: -10s;
}
.auth-bg__orb--4 {
  width: 250px; height: 250px; top: 20%; right: 20%;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.1), transparent 70%);
  animation-duration: 20s; animation-delay: -3s;
}
@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -40px) scale(1.05); }
  50% { transform: translate(-20px, 20px) scale(0.95); }
  75% { transform: translate(15px, 30px) scale(1.02); }
}

/* ---- Auth Wrapper ---- */
.auth-wrapper {
  position: relative; z-index: 1;
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 24px;
}

/* ---- Auth Card ---- */
.auth-card {
  width: 100%; max-width: 480px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  backdrop-filter: blur(24px) saturate(150%);
  -webkit-backdrop-filter: blur(24px) saturate(150%);
  box-shadow: var(--card-shadow);
  padding: 36px 32px;
  animation: cardEntry 0.6s ease-out;
}
@keyframes cardEntry {
  from { opacity: 0; transform: translateY(20px) scale(0.97); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ---- Card Header ---- */
.auth-card__header { text-align: center; margin-bottom: 28px; }
.auth-card__logo { display: flex; align-items: center; justify-content: center; gap: 10px; }
.auth-card__logo-icon {
  width: 40px; height: 40px; border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), #a78bfa);
  display: flex; align-items: center; justify-content: center;
  color: #fff; box-shadow: 0 4px 15px var(--accent-glow);
}
.auth-card__logo-icon svg { width: 22px; height: 22px; }
.auth-card__logo-text {
  font-family: var(--font-primary); font-weight: 700; font-size: 1.4rem;
  color: var(--text-primary);
}

/* ---- Tabs ---- */
.auth-tabs {
  display: flex; position: relative;
  background: rgba(255,255,255,0.03); border-radius: var(--radius-sm);
  padding: 4px; margin-bottom: 28px; border: 1px solid rgba(255,255,255,0.05);
}
.auth-tabs__btn {
  flex: 1; padding: 10px 16px; border: none; background: transparent;
  color: var(--text-muted); font-family: var(--font-body);
  font-size: 0.875rem; font-weight: 500; cursor: pointer;
  border-radius: var(--radius-xs); transition: var(--transition);
  display: flex; align-items: center; justify-content: center; gap: 8px;
  position: relative; z-index: 2;
}
.auth-tabs__btn:hover { color: var(--text-secondary); }
.auth-tabs__btn--active { color: var(--text-primary); }
.auth-tabs__indicator {
  position: absolute; height: calc(100% - 8px); width: calc(50% - 4px);
  background: rgba(99,102,241,0.15); border-radius: var(--radius-xs);
  top: 4px; left: 4px; transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(99,102,241,0.2); z-index: 1;
}
.auth-tabs__indicator--right { transform: translateX(100%); }

/* ---- Forms ---- */
.auth-forms { position: relative; overflow: hidden; }
.auth-form {
  display: none; animation: formFadeIn 0.4s ease-out;
}
.auth-form--active { display: block; }
@keyframes formFadeIn {
  from { opacity: 0; transform: translateX(16px); }
  to { opacity: 1; transform: translateX(0); }
}
.auth-form__title {
  font-family: var(--font-primary); font-size: 1.5rem; font-weight: 700;
  margin-bottom: 6px;
  background: linear-gradient(135deg, #f1f5f9, #cbd5e1);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.auth-form__subtitle {
  color: var(--text-muted); font-size: 0.875rem; margin-bottom: 24px;
}
.auth-form__footer {
  text-align: center; color: var(--text-muted); font-size: 0.85rem; margin-top: 20px;
}
.auth-link {
  color: var(--accent-hover); text-decoration: none; font-weight: 500;
  transition: var(--transition);
}
.auth-link:hover { color: #c4b5fd; text-decoration: underline; }

/* ---- Form Groups ---- */
.form-group { margin-bottom: 20px; }
.form-input-wrap {
  position: relative; display: flex; align-items: center;
}
.form-input {
  width: 100%; padding: 14px 40px 14px 16px;
  background: var(--input-bg); border: 1.5px solid var(--input-border);
  border-radius: var(--radius-xs); color: var(--text-primary);
  font-family: var(--font-body); font-size: 0.9rem;
  transition: var(--transition); outline: none;
}
.form-input:focus {
  border-color: var(--input-focus);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.15);
  background: rgba(255,255,255,0.07);
}
.form-input:not(:placeholder-shown):valid { border-color: rgba(16,185,129,0.4); }
.form-group--error .form-input { border-color: var(--error) !important; box-shadow: 0 0 0 3px rgba(244,63,94,0.15) !important; }
.form-group--valid .form-input { border-color: var(--success) !important; }

/* Floating Label */
.form-label {
  position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
  color: var(--text-muted); font-size: 0.9rem; pointer-events: none;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex; align-items: center; gap: 6px;
  background: transparent; padding: 0 4px;
}
.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
  top: 0; font-size: 0.75rem; color: var(--accent-hover);
  background: var(--bg-dark); border-radius: 4px;
}
.form-label--static {
  position: static; transform: none; display: block;
  color: var(--text-secondary); font-size: 0.85rem; font-weight: 500;
  margin-bottom: 10px; pointer-events: auto;
}

/* Validation Icon */
.form-validation-icon {
  position: absolute; right: 14px; top: 50%; transform: translateY(-50%);
  width: 20px; height: 20px; opacity: 0; transition: var(--transition);
}
.form-group--valid .form-validation-icon {
  opacity: 1; color: var(--success);
}
.form-group--valid .form-validation-icon::after {
  content: '✓'; font-size: 14px; font-weight: 700; color: var(--success);
}
.form-group--error .form-validation-icon {
  opacity: 1; color: var(--error);
}
.form-group--error .form-validation-icon::after {
  content: '✗'; font-size: 14px; font-weight: 700; color: var(--error);
}

/* Error Message */
.form-error {
  display: block; color: var(--error); font-size: 0.78rem; margin-top: 6px;
  padding-left: 4px; animation: errorShake 0.3s ease;
}
.form-error:empty { display: none; }
@keyframes errorShake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

/* Password Toggle */
.form-password-toggle {
  position: absolute; right: 36px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--text-muted); cursor: pointer;
  padding: 4px; transition: var(--transition); display: flex;
}
.form-password-toggle:hover { color: var(--text-secondary); }

/* ---- Password Strength ---- */
.password-strength { display: flex; align-items: center; gap: 10px; margin-top: 8px; }
.password-strength__bar {
  flex: 1; height: 4px; background: rgba(255,255,255,0.08);
  border-radius: 4px; overflow: hidden;
}
.password-strength__fill {
  height: 100%; width: 0; border-radius: 4px;
  transition: width 0.4s ease, background 0.4s ease;
}
.password-strength__text {
  font-size: 0.72rem; font-weight: 600; min-width: 50px; text-align: right;
  text-transform: uppercase; letter-spacing: 0.5px;
}

/* Password Rules */
.password-rules {
  list-style: none; margin-top: 10px; display: grid;
  grid-template-columns: 1fr 1fr; gap: 4px 12px;
}
.password-rules li {
  font-size: 0.75rem; color: var(--text-muted); display: flex;
  align-items: center; gap: 6px; transition: var(--transition); padding: 2px 0;
}
.password-rules li.met { color: var(--success); }
.password-rules li.met .rule-icon { color: var(--success); }
.rule-icon { font-size: 0.7rem; width: 14px; text-align: center; }

/* ---- Role Selector ---- */
.role-selector {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
}
.role-card { cursor: pointer; }
.role-card input { display: none; }
.role-card__inner {
  padding: 14px 12px; border-radius: var(--radius-xs);
  background: var(--input-bg); border: 1.5px solid var(--input-border);
  transition: all 0.3s ease; display: flex; flex-direction: column;
  align-items: center; text-align: center; gap: 6px; position: relative;
}
.role-card__inner:hover {
  border-color: rgba(99,102,241,0.3); background: rgba(99,102,241,0.05);
  transform: translateY(-2px);
}
.role-card input:checked + .role-card__inner {
  border-color: var(--accent); background: rgba(99,102,241,0.1);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.15), 0 4px 12px rgba(99,102,241,0.2);
}
.role-card__icon {
  width: 32px; height: 32px; color: var(--text-muted); transition: var(--transition);
}
.role-card__icon svg { width: 100%; height: 100%; }
.role-card input:checked + .role-card__inner .role-card__icon { color: var(--accent-hover); }
.role-card__label {
  font-weight: 600; font-size: 0.82rem; color: var(--text-primary);
}
.role-card__desc {
  font-size: 0.7rem; color: var(--text-muted); line-height: 1.3;
}
.role-card__check {
  position: absolute; top: 8px; right: 8px; width: 20px; height: 20px;
  border-radius: 50%; background: var(--accent);
  display: flex; align-items: center; justify-content: center;
  color: #fff; opacity: 0; transform: scale(0.5); transition: all 0.3s ease;
}
.role-card input:checked + .role-card__inner .role-card__check {
  opacity: 1; transform: scale(1);
}

/* ---- Checkbox ---- */
.form-checkbox {
  display: flex; align-items: center; gap: 8px; cursor: pointer;
  font-size: 0.85rem; color: var(--text-secondary);
}
.form-checkbox input { display: none; }
.form-checkbox__mark {
  width: 18px; height: 18px; border: 1.5px solid var(--input-border);
  border-radius: 5px; transition: var(--transition); position: relative;
  background: var(--input-bg); flex-shrink: 0;
}
.form-checkbox input:checked + .form-checkbox__mark {
  background: var(--accent); border-color: var(--accent);
}
.form-checkbox input:checked + .form-checkbox__mark::after {
  content: '✓'; position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 11px; font-weight: 700;
}
.form-row { display: flex; gap: 12px; margin-bottom: 20px; }
.form-row--between { justify-content: space-between; align-items: center; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 24px; border: none; border-radius: var(--radius-xs);
  font-family: var(--font-body); font-size: 0.9rem; font-weight: 600;
  cursor: pointer; transition: all 0.3s ease; position: relative; overflow: hidden;
}
.btn--full { width: 100%; }
.btn--primary {
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  color: #fff; box-shadow: 0 4px 15px var(--accent-glow);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(99,102,241,0.5);
}
.btn--primary:active { transform: translateY(0); }
.btn--primary::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255,255,255,0.1), transparent);
  transform: translateX(-100%); transition: transform 0.5s;
}
.btn--primary:hover::before { transform: translateX(100%); }
.btn--outline {
  background: transparent; border: 1.5px solid var(--input-border);
  color: var(--text-secondary);
}
.btn--outline:hover {
  border-color: var(--accent); color: var(--accent-hover);
  background: rgba(99,102,241,0.05);
}
.btn--sm { padding: 8px 16px; font-size: 0.82rem; }
.btn--loading .btn__text { opacity: 0; }
.btn--loading .btn__loader { opacity: 1; }
.btn--loading { pointer-events: none; }
.btn__loader {
  position: absolute; inset: 0; display: flex;
  align-items: center; justify-content: center; opacity: 0;
}
.spinner { animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- Toast ---- */
.toast-container {
  position: fixed; top: 24px; right: 24px; z-index: 9999;
  display: flex; flex-direction: column; gap: 10px;
}
.toast {
  padding: 14px 20px; border-radius: var(--radius-xs);
  backdrop-filter: blur(20px); font-size: 0.85rem; font-weight: 500;
  display: flex; align-items: center; gap: 10px; min-width: 280px;
  animation: toastIn 0.4s ease-out;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}
.toast--success {
  background: rgba(16,185,129,0.15); border: 1px solid rgba(16,185,129,0.3);
  color: #6ee7b7;
}
.toast--error {
  background: rgba(244,63,94,0.15); border: 1px solid rgba(244,63,94,0.3);
  color: #fda4af;
}
.toast--removing { animation: toastOut 0.3s ease-in forwards; }
@keyframes toastIn { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
@keyframes toastOut { to { opacity: 0; transform: translateX(40px); } }

/* ---- Dashboard ---- */
.dashboard-wrapper {
  position: relative; z-index: 1; min-height: 100vh;
  display: flex; align-items: center; justify-content: center; padding: 24px;
}
.dashboard-card {
  width: 100%; max-width: 520px;
  background: var(--card-bg); border: 1px solid var(--card-border);
  border-radius: var(--radius); backdrop-filter: blur(24px) saturate(150%);
  -webkit-backdrop-filter: blur(24px) saturate(150%);
  box-shadow: var(--card-shadow); overflow: hidden;
  animation: cardEntry 0.6s ease-out;
}
.dashboard-card__header {
  padding: 24px 28px; display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid var(--card-border);
}
.dashboard-card__title {
  font-family: var(--font-primary); font-size: 1.4rem; font-weight: 700;
  background: linear-gradient(135deg, #f1f5f9, #94a3b8);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.dashboard-card__body { padding: 28px; }
.dashboard-card__footer {
  padding: 16px 28px; border-top: 1px solid var(--card-border);
  text-align: center;
}
.dashboard-card__footer p { font-size: 0.82rem; color: var(--text-muted); }
.dashboard-card__footer strong { color: var(--accent-hover); }

/* Dashboard User */
.dashboard-user {
  display: flex; align-items: center; gap: 16px; margin-bottom: 20px;
}
.dashboard-user__avatar {
  width: 56px; height: 56px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #a78bfa);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-primary); font-size: 1.4rem; font-weight: 700; color: #fff;
  box-shadow: 0 4px 15px var(--accent-glow);
}
.dashboard-user__name {
  font-family: var(--font-primary); font-size: 1.15rem; font-weight: 600;
}
.dashboard-user__email {
  color: var(--text-muted); font-size: 0.85rem; margin-top: 2px;
}
.dashboard-role { text-align: center; margin-bottom: 24px; }
.dashboard-role__badge {
  display: inline-block; padding: 6px 20px; border-radius: 20px;
  font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px;
  background: color-mix(in srgb, var(--role-color) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--role-color) 30%, transparent);
  color: color-mix(in srgb, var(--role-color) 80%, white);
}
.dashboard-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px;
}
.dashboard-stat {
  padding: 14px; background: var(--input-bg); border-radius: var(--radius-xs);
  border: 1px solid rgba(255,255,255,0.05); text-align: center;
}
.dashboard-stat__label {
  display: block; font-size: 0.7rem; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px;
}
.dashboard-stat__value {
  font-weight: 600; font-size: 0.85rem; color: var(--text-primary);
}
.dashboard-stat__value--active { color: var(--success); }

/* ---- Responsive ---- */
@media (max-width: 540px) {
  .auth-card { padding: 28px 20px; }
  .role-selector { grid-template-columns: 1fr 1fr; gap: 8px; }
  .password-rules { grid-template-columns: 1fr; }
  .dashboard-stats { grid-template-columns: 1fr; }
  .auth-bg__orb { opacity: 0.3; }
}