/* ===== Google Fonts & Styling ===== */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700&display=swap');

/* ===== CSS Variables & Theme Support ===== */

/* 1. LIGHT MODE (DEFAULT) */
:root,
[data-theme="light"] {
  --theme-mode: 'light';
  --auth-bg: #f8fafc;
  --auth-bg-gradient: 
    radial-gradient(circle at 10% 20%, rgba(219, 234, 254, 0.75) 0%, #f8fafc 85%),
    radial-gradient(circle at 90% 80%, rgba(209, 250, 229, 0.55) 0%, #f8fafc 80%);
  --auth-orb: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 60%);

  --auth-card-bg: rgba(255, 255, 255, 0.95);
  --auth-card-border: #e2e8f0;
  --auth-card-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.12), 0 0 35px rgba(59, 130, 246, 0.06);

  --auth-text-primary: #0f172a;
  --auth-text-subheading: #64748b;
  --auth-label: #334155;

  --auth-input-bg: #ffffff;
  --auth-input-border: #cbd5e1;
  --auth-input-text: #0f172a;
  --auth-input-placeholder: #94a3b8;
  --auth-input-focus-border: #2563eb;
  --auth-input-focus-ring: rgba(37, 99, 235, 0.18);

  --auth-btn-bg: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  --auth-btn-hover: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  --auth-btn-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
  --auth-btn-glow: 0 0 20px rgba(37, 99, 235, 0.35);

  --auth-link: #2563eb;
  --auth-link-hover: #1d4ed8;

  --auth-logo-filter: drop-shadow(0 1px 3px rgba(15, 23, 42, 0.12));
  --auth-logo-hover: drop-shadow(0 0 12px rgba(37, 99, 235, 0.35));
  --auth-logo-img-filter: none;

  --toggle-btn-bg: #ffffff;
  --toggle-btn-border: #cbd5e1;
  --toggle-btn-color: #334155;
  --toggle-btn-hover-bg: #f1f5f9;
  --toggle-btn-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
}

/* 2. DARK MODE OVERRIDES */
[data-theme="dark"] {
  --theme-mode: 'dark';
  --auth-bg: #090d16;
  --auth-bg-gradient: 
    radial-gradient(circle at 10% 20%, rgba(30, 41, 59, 0.45) 0%, rgba(9, 13, 22, 1) 90%),
    radial-gradient(circle at 90% 80%, rgba(16, 185, 129, 0.08) 0%, rgba(9, 13, 22, 1) 80%);
  --auth-orb: radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 60%);

  --auth-card-bg: linear-gradient(135deg, rgba(17, 24, 39, 0.85) 0%, rgba(11, 15, 25, 0.95) 100%);
  --auth-card-border: rgba(255, 255, 255, 0.1);
  --auth-card-shadow: 
    0 30px 60px -15px rgba(0, 0, 0, 0.7), 
    0 0 50px rgba(59, 130, 246, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);

  --auth-text-primary: #f8fafc;
  --auth-text-subheading: #94a3b8;
  --auth-label: #cbd5e1;

  --auth-input-bg: rgba(255, 255, 255, 0.04);
  --auth-input-border: rgba(255, 255, 255, 0.1);
  --auth-input-text: #f8fafc;
  --auth-input-placeholder: #64748b;
  --auth-input-focus-border: #3b82f6;
  --auth-input-focus-ring: rgba(59, 130, 246, 0.22);

  --auth-btn-bg: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  --auth-btn-hover: linear-gradient(135deg, #60a5fa 0%, #2563eb 100%);
  --auth-btn-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
  --auth-btn-glow: 0 0 20px rgba(59, 130, 246, 0.45);

  --auth-link: #60a5fa;
  --auth-link-hover: #93c5fd;

  --auth-logo-filter: drop-shadow(0 0 8px rgba(59, 130, 246, 0.22));
  --auth-logo-hover: drop-shadow(0 0 16px rgba(59, 130, 246, 0.55)) drop-shadow(0 0 4px rgba(14, 165, 233, 0.35));
  --auth-logo-img-filter: drop-shadow(0 0 1px rgba(255, 255, 255, 0.9)) drop-shadow(0 0 10px rgba(59, 130, 246, 0.35)) brightness(1.25);

  --toggle-btn-bg: rgba(15, 23, 42, 0.85);
  --toggle-btn-border: rgba(255, 255, 255, 0.15);
  --toggle-btn-color: #f8fafc;
  --toggle-btn-hover-bg: rgba(30, 41, 59, 0.9);
  --toggle-btn-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
  height: 100%;
  width: 100%;
}

body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--auth-bg);
  color: var(--auth-text-primary);
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* ===== Theme Toggle Button ===== */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 9999px;
  border: 1px solid var(--toggle-btn-border);
  background: var(--toggle-btn-bg);
  color: var(--toggle-btn-color);
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--toggle-btn-shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.theme-toggle-btn:hover {
  border-color: #2563eb;
  color: #2563eb;
  background: var(--toggle-btn-hover-bg);
  transform: translateY(-1px);
}

.theme-toggle-btn svg {
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.theme-toggle-btn:hover svg {
  transform: rotate(18deg);
}

/* Default / Light mode shows moon icon */
:root:not([data-theme="dark"]) .theme-toggle-btn .sun-icon,
[data-theme="light"] .theme-toggle-btn .sun-icon {
  display: none !important;
}

:root:not([data-theme="dark"]) .theme-toggle-btn .moon-icon,
[data-theme="light"] .theme-toggle-btn .moon-icon {
  display: block !important;
}

/* Dark mode shows sun icon */
[data-theme="dark"] .theme-toggle-btn .sun-icon {
  display: block !important;
}

[data-theme="dark"] .theme-toggle-btn .moon-icon {
  display: none !important;
}

/* Positioned at top-right of page */
.auth-theme-toggle {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 50;
}

/* ===== Layout ===== */
.reset-wrapper {
  min-height: 100vh;
  width: 100%;
  background: var(--auth-bg-gradient);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
  transition: background 0.3s ease;
}

/* Dynamic ambient glow */
.reset-wrapper::after {
  content: "";
  position: absolute;
  top: -20%;
  left: -20%;
  width: 140%;
  height: 140%;
  background: var(--auth-orb);
  animation: slowOrb 22s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes slowOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(4%, 7%) scale(1.08); }
  100% { transform: translate(-4%, -4%) scale(0.96); }
}

.reset-card {
  width: 100%;
  max-width: 480px;
  background: var(--auth-card-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: 24px;
  box-shadow: var(--auth-card-shadow);
  padding: 3rem 2.5rem;
  border: 1px solid var(--auth-card-border);
  position: relative;
  z-index: 2;
  animation: cardFadeIn 0.4s ease-out;
  transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

@keyframes cardFadeIn {
  from { opacity: 0; transform: translateY(12px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ===== Logo ===== */
.reset-logo-link {
  display: block;
  margin-bottom: 2rem;
  text-align: center;
  width: 100%;
  text-decoration: none;
  filter: var(--auth-logo-filter);
  transition: filter 0.25s cubic-bezier(0.16, 1, 0.3, 1), transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.reset-logo-link:hover {
  filter: var(--auth-logo-hover);
  transform: scale(1.02) translateY(-1px);
}

.reset-logo-wrapper {
  display: inline-block;
}

.reset-logo-sizer {
  display: block;
  width: 200px;
  height: 36px;
  margin: 0 auto;
}

.reset-logo-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: var(--auth-logo-img-filter);
  transition: filter 0.25s ease;
}

/* ===== Header Text ===== */
.reset-heading {
  font-family: 'Outfit', sans-serif;
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--auth-text-primary);
  margin-bottom: 0.5rem;
  letter-spacing: -0.025em;
  text-align: center;
}

.reset-subheading {
  font-size: 0.925rem;
  color: var(--auth-text-subheading);
  line-height: 1.5;
  text-align: center;
  margin-bottom: 2rem;
}

/* ===== Form Controls ===== */
.reset-fields {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.reset-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--auth-label);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-align: left;
}

.reset-input {
  width: 100%;
  padding: 0.75rem 0.95rem;
  font-size: 0.9rem;
  background: var(--auth-input-bg);
  border: 1px solid var(--auth-input-border);
  border-radius: 8px;
  color: var(--auth-input-text);
  outline: none;
  font-family: inherit;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.reset-input:focus {
  border-color: var(--auth-input-focus-border);
  box-shadow: 0 0 0 3px var(--auth-input-focus-ring);
}

.reset-input::placeholder {
  color: var(--auth-input-placeholder);
}

/* Terms and Conditions Checkbox Row */
.reset-terms-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--auth-text-subheading);
  text-align: left;
  margin-top: 0.25rem;
}

.reset-checkbox {
  width: 1rem;
  height: 1rem;
  accent-color: #2563eb;
  cursor: pointer;
}

.reset-terms-text {
  color: var(--auth-text-subheading);
}

.reset-terms-text a {
  color: var(--auth-link);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.reset-terms-text a:hover {
  color: var(--auth-link-hover);
  text-decoration: underline;
}

/* Primary CTA Button */
.reset-btn {
  width: 100%;
  padding: 0.8rem 1.5rem;
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
  background: var(--auth-btn-bg);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  box-shadow: var(--auth-btn-shadow);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  letter-spacing: 0.04em;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}

.reset-btn:hover {
  background: var(--auth-btn-hover);
  box-shadow: var(--auth-btn-glow);
  transform: translateY(-1px);
}

/* Secondary Back Link */
.reset-back-link {
  color: var(--auth-link);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color 0.2s;
  display: block;
  text-align: center;
}

.reset-back-link:hover {
  color: var(--auth-link-hover);
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 576px) {
  .reset-wrapper {
    padding: 1rem;
  }
  .auth-theme-toggle {
    top: 1rem;
    right: 1rem;
  }
  .reset-card {
    padding: 2.25rem 1.5rem;
    border-radius: 20px;
  }
  .reset-heading {
    font-size: 1.55rem;
  }
}