:root {
  --bg-dark: #17212b;
  --card-bg: #242f3d;
  --accent-purple: #766ac8;
  --accent-hover: #675bba;
  --input-bg: #1d2733;
  --border-color: #2b3644;
  --text-primary: #ffffff;
  --text-secondary: #7f91a4;
  --success-color: #4fae4e;
  --error-color: #e53935;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background-color: #12181f;
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background-image: radial-gradient(circle at 50% 30%, #1a2536 0%, #12181f 100%);
  overflow-x: hidden;
}

/* Doodle overlay icons scattered around the page edges */
.bg-doodles {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.bg-doodles span {
  position: absolute;
  font-size: 1.4rem;
  opacity: 0.12;
  user-select: none;
  animation: doodleFloat 6s ease-in-out infinite alternate;
}

.bg-doodles span:nth-child(odd) {
  animation-duration: 8s;
  animation-delay: -2s;
}

.bg-doodles span:nth-child(3n) {
  animation-duration: 10s;
  animation-delay: -4s;
  opacity: 0.09;
}

@keyframes doodleFloat {
  from { transform: translateY(0px) rotate(0deg); }
  to   { transform: translateY(-10px) rotate(8deg); }
}

.auth-page {
  width: 100%;
  max-width: 440px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* Centered Auth Card */
.auth-card {
  background: rgba(28, 38, 52, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 20px;
  padding: 36px 32px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
}

.auth-header {
  text-align: center;
  margin-bottom: 28px;
}

.auth-avatar {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #8b7cd8, #5c4eb8);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 0 8px 24px rgba(118, 106, 200, 0.35);
}

.auth-avatar span {
  font-size: 2.2rem;
}

/* Custom logo image — fills the circle cleanly */
#site-logo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
}

.auth-header h2 {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.auth-header p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Form inputs */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-input {
  width: 100%;
  padding: 14px 16px;
  background: var(--input-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 1rem;
  outline: none;
  transition: all 0.2s ease;
}

.form-input:focus {
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px rgba(118, 106, 200, 0.2);
}

select.form-input {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%237f91a4' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

/* Telegram Floating Field Container */
.floating-field {
  position: relative;
  background: rgba(255, 255, 255, 0.04);
  border: 1.5px solid rgba(255, 255, 255, 0.14);
  border-radius: 50px;
  padding: 20px 22px 8px 22px;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
}

.floating-field:focus-within,
.floating-field.focused {
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 1px var(--accent-purple);
  background: rgba(118, 106, 200, 0.06);
}

.floating-label {
  position: absolute;
  top: 7px;
  left: 22px;
  font-size: 0.70rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s;
  pointer-events: none;
  text-transform: none;
  letter-spacing: 0;
}

/* Country label → periwinkle/light-blue */
.label-country {
  color: #7eb8d4;
}

.floating-field:focus-within .label-country,
.floating-field.focused .label-country {
  color: #93cfe8;
}

/* Phone Number label → warm amber/orange */
.label-phone {
  color: #d4a04a;
}

.floating-field:focus-within .label-phone,
.floating-field.focused .label-phone {
  color: #e8b85c;
}

.floating-input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 400;
  font-family: inherit;
  caret-color: var(--accent-purple);
  padding-right: 28px;
}

.floating-input::placeholder {
  color: #4a6070;
}

/* Persistent country code prefix inside phone field */
.phone-prefix {
  color: #ffffff;
  font-size: 1rem;
  font-weight: 400;
  white-space: nowrap;
  user-select: none;
  pointer-events: none;
  margin-right: 3px;
  flex-shrink: 0;
}

.field-chevron {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  pointer-events: none;
  transition: transform 0.2s ease, color 0.2s;
  display: flex;
  align-items: center;
}

.custom-country-picker.open .field-chevron {
  transform: translateY(-50%) rotate(180deg);
  color: var(--accent-purple);
}

/* Telegram Custom Country Picker Dropdown */
.custom-country-picker {
  position: relative;
  width: 100%;
}

.country-dropdown-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  z-index: 500;
  background: #1e2836;
  border: 1px solid var(--border-color);
  border-radius: 14px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
  padding: 6px 0;
  max-height: 280px;
  overflow: hidden;
  animation: slideDown 0.15s ease-out;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.country-list {
  max-height: 268px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.country-list::-webkit-scrollbar {
  width: 6px;
}
.country-list::-webkit-scrollbar-track {
  background: transparent;
}
.country-list::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}
.country-list::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

.country-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 11px 20px;
  cursor: pointer;
  transition: background 0.12s ease;
  user-select: none;
}

.country-item:hover,
.country-item.highlighted {
  background: rgba(255, 255, 255, 0.08);
}

.country-item.selected {
  background: rgba(118, 106, 200, 0.2);
}

.country-item-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.country-item-flag {
  font-size: 1.3rem;
  line-height: 1;
}

.country-item-name {
  font-size: 0.95rem;
  color: #ffffff;
  font-weight: 400;
}

.country-item-code {
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--text-secondary);
  text-align: right;
}

.no-countries-found {
  padding: 16px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.88rem;
}

/* Buttons */
.btn {
  width: 100%;
  padding: 14px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
  letter-spacing: 0.5px;
}

.btn-primary {
  background: var(--accent-purple);
  color: white;
  box-shadow: 0 4px 16px rgba(118, 106, 200, 0.3);
}

.btn-primary:hover {
  background: var(--accent-hover);
}

.btn-link {
  background: transparent;
  color: var(--accent-purple);
  padding: 8px;
  font-size: 0.85rem;
}

.btn-link:hover {
  text-decoration: underline;
}

.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 16px; }
.mt-4 { margin-top: 20px; }

/* Phone Display & OTP Boxes */
.phone-display-box {
  text-align: center;
  margin-bottom: 24px;
}

.phone-number-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 8px;
}

.phone-display-box #display-phone-num {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  display: inline-block;
  letter-spacing: 0.5px;
}

.btn-edit-pencil {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.2s ease;
}

.btn-edit-pencil:hover {
  color: var(--accent-purple);
  background: rgba(255, 255, 255, 0.08);
  transform: scale(1.1);
}

.phone-display-box .sub-text {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.otp-container {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 20px;
}

.otp-box {
  width: 52px;
  height: 56px;
  background: var(--input-bg);
  border: 1.5px solid var(--border-color);
  border-radius: 12px;
  text-align: center;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  outline: none;
  transition: all 0.2s;
}

.otp-box:focus {
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px rgba(118, 106, 200, 0.25);
}

/* Alert Box */
.alert {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 0.85rem;
  margin-bottom: 18px;
  text-align: center;
}

.alert-error {
  background: rgba(229, 57, 53, 0.15);
  border: 1px solid var(--error-color);
  color: #ff8a80;
}

.alert-success {
  background: rgba(79, 174, 78, 0.15);
  border: 1px solid var(--success-color);
  color: #b9f6ca;
}

.hidden {
  display: none !important;
}

/* Success Card */
.success-box {
  text-align: center;
  padding: 12px 0;
}

.success-box h3 {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.45;
  margin: 20px 0 28px 0;
}

.profile-card {
  background: var(--input-bg);
  border-radius: 12px;
  padding: 16px;
  margin: 18px 0;
  text-align: left;
  border: 1px solid var(--border-color);
}

.profile-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
  font-size: 0.88rem;
}

.profile-row:last-child {
  margin-bottom: 0;
}

.profile-row .label {
  color: var(--text-secondary);
}

.profile-row .value {
  font-weight: 500;
  color: var(--text-primary);
}

code {
  background: rgba(0, 0, 0, 0.4);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: monospace;
  color: #a5b4fc;
}

/* Footer Drawer Toggle */
.auth-footer {
  margin-top: 24px;
  text-align: center;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
}

.btn-drawer-toggle {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 0.82rem;
  cursor: pointer;
  transition: color 0.2s;
}

.btn-drawer-toggle:hover {
  color: var(--accent-purple);
}

/* Sessions Modal / Drawer */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal-content {
  background: var(--card-bg);
  width: 100%;
  max-width: 650px;
  border-radius: 16px;
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
  font-size: 1.1rem;
}

.close-btn {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.modal-body {
  padding: 20px 24px;
  max-height: 60vh;
  overflow-y: auto;
}

.session-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  text-align: left;
}

.session-table th {
  padding: 10px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.session-table td {
  padding: 12px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.text-center { text-align: center; }

/* ===================================================
   THEME TOGGLE BUTTON
   =================================================== */
.theme-toggle-btn {
  position: fixed;
  top: 16px;
  right: 20px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  background: #3d2d80;
  box-shadow: 0 3px 14px rgba(0, 0, 0, 0.45);
  transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.18s ease;
  line-height: 1;
}

.theme-toggle-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

[data-theme="light"] .theme-toggle-btn {
  background: #ffffff;
  box-shadow: 0 3px 14px rgba(0, 0, 0, 0.18);
}

/* ===================================================
   SMOOTH THEME TRANSITIONS
   =================================================== */
body,
.auth-card,
.floating-field,
.floating-input,
.floating-label,
.label-country,
.label-phone,
.phone-prefix,
.btn-primary,
.btn-link,
.country-dropdown-menu,
.country-item,
.country-item-name,
.country-item-code,
.field-chevron,
.otp-box,
.alert-error,
.alert-success,
.profile-card,
.auth-header h2,
.auth-header p,
.bg-doodles span {
  transition:
    background 0.28s ease,
    background-color 0.28s ease,
    border-color 0.28s ease,
    color 0.28s ease,
    box-shadow 0.28s ease,
    filter 0.28s ease,
    opacity 0.28s ease !important;
}

/* ===================================================
   LIGHT MODE THEME  [data-theme="light"]
   =================================================== */

/* -- CSS variable overrides -- */
[data-theme="light"] {
  --text-primary:    #1a2e1a;
  --text-secondary:  #527060;
  --accent-purple:   #1a88e8;
  --accent-hover:    #1572c4;
  --border-color:    #bdd4c8;
  --input-bg:        #f4faf6;
  --error-color:     #d32f2f;
  --success-color:   #388e3c;
}

/* -- Background -- */
[data-theme="light"] body {
  background-color: #4a7c5a;
  background-image: linear-gradient(to bottom,
    #2e5e3e 0%,
    #4a8c5c 30%,
    #7abd80 65%,
    #c8e8a0 100%);
}

/* -- Doodle icons -- */
[data-theme="light"] .bg-doodles span {
  filter: grayscale(1) brightness(0.22) sepia(0.4) hue-rotate(80deg);
  opacity: 0.22;
}

/* -- Card -- */
[data-theme="light"] .auth-card {
  background: rgba(255, 255, 255, 0.93);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(0, 0, 0, 0.07);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.16);
}

/* -- Text -- */
[data-theme="light"] .auth-header h2 {
  color: #1a2e1a;
}
[data-theme="light"] .auth-header p {
  color: #527060;
}

/* -- Input fields -- */
[data-theme="light"] .floating-field {
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(0, 0, 0, 0.16);
}

[data-theme="light"] .floating-field:focus-within,
[data-theme="light"] .floating-field.focused {
  border-color: #1a88e8;
  box-shadow: 0 0 0 1px #1a88e8;
  background: rgba(26, 136, 232, 0.04);
}

[data-theme="light"] .floating-input {
  color: #1a2e1a;
}

[data-theme="light"] .floating-input::placeholder {
  color: #8ab0a0;
}

[data-theme="light"] .phone-prefix {
  color: #1a2e1a;
}

/* -- Labels -- */
[data-theme="light"] .label-country {
  color: #1a70b8;
}
[data-theme="light"] .floating-field:focus-within .label-country,
[data-theme="light"] .floating-field.focused .label-country {
  color: #1a88e8;
}

[data-theme="light"] .label-phone {
  color: #c07820;
}
[data-theme="light"] .floating-field:focus-within .label-phone,
[data-theme="light"] .floating-field.focused .label-phone {
  color: #e08828;
}

/* -- Chevron -- */
[data-theme="light"] .field-chevron {
  color: #527060;
}
[data-theme="light"] .custom-country-picker.open .field-chevron {
  color: #1a88e8;
}

/* -- Country dropdown -- */
[data-theme="light"] .country-dropdown-menu {
  background: #f6fdf8;
  border-color: #c0d8c8;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.14);
}

[data-theme="light"] .country-item-name {
  color: #1a2e1a;
}
[data-theme="light"] .country-item-code {
  color: #527060;
}
[data-theme="light"] .country-item:hover,
[data-theme="light"] .country-item.highlighted {
  background: rgba(26, 136, 232, 0.07);
}
[data-theme="light"] .country-item.selected {
  background: rgba(26, 136, 232, 0.13);
}
[data-theme="light"] .no-countries-found {
  color: #527060;
}

/* -- Button -- */
[data-theme="light"] .btn-primary {
  background: #1a88e8;
  box-shadow: 0 4px 16px rgba(26, 136, 232, 0.35);
}
[data-theme="light"] .btn-primary:hover {
  background: #1572c4;
}
[data-theme="light"] .btn-link {
  color: #1a88e8;
}

/* -- OTP boxes -- */
[data-theme="light"] .otp-box {
  background: #eef6f0;
  border-color: #bdd4c8;
  color: #1a2e1a;
}
[data-theme="light"] .otp-box:focus {
  border-color: #1a88e8;
  box-shadow: 0 0 0 3px rgba(26, 136, 232, 0.2);
}

/* -- Alerts -- */
[data-theme="light"] .alert-error {
  background: rgba(211, 47, 47, 0.08);
  border-color: #d32f2f;
  color: #b71c1c;
}
[data-theme="light"] .alert-success {
  background: rgba(56, 142, 60, 0.1);
  border-color: #388e3c;
  color: #1b5e20;
}

/* -- Profile / success card -- */
[data-theme="light"] .profile-card {
  background: #eef6f0;
  border-color: #bdd4c8;
}

/* -- Auth footer / drawer -- */
[data-theme="light"] .auth-footer {
  border-color: #bdd4c8;
}
[data-theme="light"] .btn-drawer-toggle {
  color: #527060;
}
[data-theme="light"] .btn-drawer-toggle:hover {
  color: #1a88e8;
}

/* -- Scrollbar in light mode -- */
[data-theme="light"] .country-list::-webkit-scrollbar-thumb {
  background: #bdd4c8;
}
[data-theme="light"] .country-list::-webkit-scrollbar-thumb:hover {
  background: #96b8aa;
}

/* -- Code tag -- */
[data-theme="light"] code {
  background: rgba(0, 0, 0, 0.06);
  color: #1a70b8;
}

/* ─────────────────────────────────────────────────────────────
   Step 3: Official Telegram 2FA Password Screen Styling
───────────────────────────────────────────────────────────── */
.step-header-text {
  text-align: center;
  margin-bottom: 24px;
}

.step-header-text h2 {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: -0.3px;
}

.step-header-text .sub-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.password-input-wrapper {
  position: relative;
  width: 100%;
  margin-bottom: 12px;
}

.password-input-wrapper .password-input {
  width: 100%;
  padding: 14px 48px 14px 18px;
  background: var(--input-bg);
  border: 1.5px solid var(--border-color);
  border-radius: 14px;
  color: var(--text-primary);
  font-size: 1rem;
  outline: none;
  transition: all 0.2s ease;
}

.password-input-wrapper .password-input:focus {
  border-color: #3390ec;
  box-shadow: 0 0 0 3px rgba(51, 144, 236, 0.2);
}

.btn-toggle-password {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: color 0.2s ease, background 0.2s ease;
}

.btn-toggle-password:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
}

.forgot-password-wrap {
  margin-bottom: 24px;
  text-align: left;
}

.forgot-password-link {
  color: #3390ec;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: opacity 0.15s ease;
  display: inline-block;
}

.forgot-password-link:hover {
  opacity: 0.85;
  text-decoration: underline;
}

.btn-next-2fa {
  background: #3390ec !important;
  color: #ffffff !important;
  font-weight: 600 !important;
  letter-spacing: 0.5px;
  border-radius: 12px !important;
  padding: 14px !important;
  font-size: 0.95rem !important;
  border: none !important;
  cursor: pointer;
  width: 100% !important;
  transition: background 0.2s ease;
}

.btn-next-2fa:hover {
  background: #288ee8 !important;
}

[data-theme="light"] .password-input-wrapper .password-input {
  background: #ffffff;
  border-color: #dfe1e5;
  color: #000000;
}

[data-theme="light"] .btn-toggle-password {
  color: #707579;
}

[data-theme="light"] .btn-toggle-password:hover {
  color: #000000;
  background: rgba(0, 0, 0, 0.05);
}