/* Liquid glass / glassmorphism UI — Syed Academy Admin */

:root {
  --glass-bg-start: #0f0f1a;
  --glass-bg-mid: #1a1a2e;
  --glass-bg-end: #16213e;
  --glass-surface: rgba(255, 255, 255, 0.06);
  --glass-surface-strong: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.12);
  --glass-text: rgba(255, 255, 255, 0.92);
  --glass-text-muted: rgba(255, 255, 255, 0.6);
  --glass-accent: #6366f1;
  --glass-accent-hover: #818cf8;
  --glass-success: #34d399;
  --glass-error: #f87171;
  --glass-radius: 20px;
  --glass-radius-sm: 12px;
  --glass-blur: 24px;
  --font: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body.liquid-body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--glass-text);
  overflow-x: hidden;
}

.glass-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: linear-gradient(160deg, var(--glass-bg-start) 0%, var(--glass-bg-mid) 45%, var(--glass-bg-end) 100%);
}

.glass-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.25), transparent),
              radial-gradient(ellipse 60% 40% at 90% 60%, rgba(139, 92, 246, 0.15), transparent);
  pointer-events: none;
}

.glass-main {
  min-height: 100vh;
  padding: 2rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* Toasts */
.glass-toasts {
  position: fixed;
  top: 1rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 90vw;
}

.glass-toast {
  padding: 0.75rem 1.25rem;
  border-radius: var(--glass-radius-sm);
  background: var(--glass-surface-strong);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  font-size: 0.9rem;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.glass-toast--success { border-left: 4px solid var(--glass-success); }
.glass-toast--error { border-left: 4px solid var(--glass-error); }
.glass-toast--warning { border-left: 4px solid #fbbf24; }
.glass-toast--info { border-left: 4px solid var(--glass-accent); }

/* Card */
.glass-card {
  width: 100%;
  max-width: 420px;
  border-radius: var(--glass-radius);
  background: var(--glass-surface);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
  overflow: hidden;
}

.glass-card--center {
  margin: 0 auto;
}

.glass-card--wide {
  max-width: 560px;
}

.glass-card__inner {
  padding: 2rem;
}

.glass-title {
  margin: 0 0 0.25rem;
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.glass-subtitle {
  margin: 0 0 1.5rem;
  color: var(--glass-text-muted);
  font-size: 0.95rem;
  font-weight: 400;
}

.glass-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.glass-header .glass-title { margin-bottom: 0.25rem; }
.glass-header .glass-subtitle { flex: 1 1 100%; margin-bottom: 0; }

/* Form */
.glass-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.glass-form--upload .glass-step { display: flex; flex-direction: column; gap: 0.5rem; }

.glass-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--glass-text-muted);
}

.glass-field {
  width: 100%;
}

.glass-input,
.glass-select,
.glass-file {
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: var(--font);
  font-size: 1rem;
  color: var(--glass-text);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: var(--glass-radius-sm);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.glass-input::placeholder {
  color: var(--glass-text-muted);
}

.glass-input:focus,
.glass-select:focus {
  border-color: var(--glass-accent);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.glass-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='rgba(255,255,255,0.6)' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.glass-file {
  cursor: pointer;
  font-size: 0.9rem;
}

.glass-file::file-selector-button {
  margin-right: 1rem;
  padding: 0.5rem 0.75rem;
  font-family: var(--font);
  color: var(--glass-text);
  background: var(--glass-surface-strong);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  cursor: pointer;
}

.glass-radio-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.glass-radio-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: 0.95rem;
}

.glass-radio-wrap input {
  accent-color: var(--glass-accent);
  width: 1.1rem;
  height: 1.1rem;
  cursor: pointer;
}

.glass-sub-wrap {
  margin-top: 0.25rem;
}

.glass-errors {
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.9rem;
  color: var(--glass-error);
}

/* Buttons */
.glass-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.5rem;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  background: var(--glass-accent);
  border: none;
  border-radius: var(--glass-radius-sm);
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

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

.glass-btn:active {
  transform: scale(0.98);
}

.glass-btn--primary {
  margin-top: 0.5rem;
  width: 100%;
  padding: 1rem;
}

.glass-btn--ghost {
  background: transparent;
  color: var(--glass-text-muted);
  border: 1px solid var(--glass-border);
}

.glass-btn--ghost:hover {
  background: var(--glass-surface);
  color: var(--glass-text);
}

/* Modal */
.glass-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s;
}

.glass-modal-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.glass-modal {
  width: 100%;
  max-width: 560px;
  max-height: 85vh;
  overflow: hidden;
  border-radius: var(--glass-radius);
  background: var(--glass-surface);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  transform: scale(0.95);
  transition: transform 0.2s;
}

.glass-modal-backdrop.is-open .glass-modal {
  transform: scale(1);
}

.glass-modal__header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--glass-border);
  flex-shrink: 0;
}

.glass-modal__title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
}

.glass-modal__body {
  padding: 1.25rem 1.5rem;
  overflow-y: auto;
  flex: 1;
}

.glass-modal__table-wrap {
  overflow-x: auto;
}

.glass-modal table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.glass-modal th {
  text-align: left;
  padding: 0.6rem 0.75rem;
  color: var(--glass-text-muted);
  font-weight: 500;
  border-bottom: 1px solid var(--glass-border);
}

.glass-modal td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.glass-modal tr:last-child td {
  border-bottom: none;
}

.glass-modal .plan-name-input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--glass-text);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  outline: none;
}

.glass-modal .plan-name-input:focus {
  border-color: var(--glass-accent);
}

.glass-modal .plan-badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 500;
}

.glass-modal .plan-badge--existing {
  background: rgba(52, 211, 153, 0.2);
  color: var(--glass-success);
}

.glass-modal .plan-badge--new {
  background: rgba(99, 102, 241, 0.2);
  color: var(--glass-accent);
}

.glass-modal__footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--glass-border);
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  flex-shrink: 0;
}

.glass-modal__footer .glass-btn {
  min-width: 100px;
}