/* ============================================
   Grace For Addictions - Cosmic Grace Theme
   Design reference: Thomas DeGarmeaux's dark UI
   Color palette extracted from Feb 19 design mockup
   ============================================ */

:root {
  /* Background layers (darkest to lightest) */
  --bg-body: #070714;
  --bg-card: #0e0e24;
  --bg-input: #151533;
  --bg-input-focus: #1a1a3d;

  /* Border colors */
  --border-card: #1e1e48;
  --border-input: #2a2a55;
  --border-input-focus: #4a3a8a;

  /* Text colors */
  --text-primary: #e8e8f0;
  --text-secondary: #9898b8;
  --text-label: #c0c0d8;
  --text-placeholder: #5a5a80;

  /* Accent colors */
  --accent-teal: #00d4aa;
  --accent-teal-dim: #00a888;
  --accent-purple: #7b5cff;
  --accent-magenta: #e040a0;
  --accent-magenta-dim: #b83080;

  /* Functional colors */
  --success: #00d4aa;
  --success-bg: rgba(0, 212, 170, 0.1);
  --error: #ff5070;
  --error-bg: rgba(255, 80, 112, 0.1);

  /* Spacing */
  --gap: 1rem;
  --gap-lg: 1.5rem;
  --radius: 10px;
  --radius-sm: 6px;
}

/* Reset & base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, sans-serif;
  background: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* Container */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem var(--gap);
}

/* Header */
.form-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.form-header h1 {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent-teal), var(--accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.25rem;
}

.form-header h2 {
  font-size: 1.1rem;
  color: var(--text-secondary);
  font-weight: 400;
}

/* Form cards (each section) */
.form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  padding: var(--gap-lg);
  margin-bottom: var(--gap);
  transition: border-color 0.3s ease;
}

.form-card:hover {
  border-color: #2a2a60;
}

/* Section headers */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--gap);
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-card);
}

.section-header h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* Badges */
.badge {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  background: rgba(0, 212, 170, 0.12);
  color: var(--accent-teal);
  border: 1px solid rgba(0, 212, 170, 0.25);
}

.badge-important {
  background: rgba(224, 64, 160, 0.12);
  color: var(--accent-magenta);
  border-color: rgba(224, 64, 160, 0.25);
}

/* Field grid */
.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
}

.field.full-width {
  grid-column: 1 / -1;
}

/* Labels */
.field label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-label);
  margin-bottom: 0.35rem;
}

.required {
  color: var(--accent-magenta);
}

/* Inputs and selects */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
input[type="date"],
select,
textarea {
  width: 100%;
  padding: 0.6rem 0.85rem;
  font-size: 0.9rem;
  font-family: inherit;
  color: var(--text-primary);
  background: var(--bg-input);
  border: 1px solid var(--border-input);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--border-input-focus);
  background: var(--bg-input-focus);
  box-shadow: 0 0 0 3px rgba(123, 92, 255, 0.12);
}

input::placeholder,
textarea::placeholder {
  color: var(--text-placeholder);
}

/* Select dropdown arrow styling */
select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%239898b8' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

/* Textarea */
textarea {
  resize: vertical;
  min-height: 80px;
}

/* Date inputs (fix for dark theme) */
input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(0.7);
  cursor: pointer;
}

/* Radio buttons */
.consent-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 0.75rem;
  padding: 0.75rem;
  background: rgba(123, 92, 255, 0.05);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent-purple);
}

.radio-group {
  display: flex;
  gap: 1.5rem;
}

.radio-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.radio-label input[type="radio"] {
  appearance: none;
  width: 18px;
  height: 18px;
  border: 2px solid var(--border-input);
  border-radius: 50%;
  background: var(--bg-input);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.radio-label input[type="radio"]:checked {
  border-color: var(--accent-teal);
  background: var(--accent-teal);
  box-shadow: inset 0 0 0 3px var(--bg-card);
}

/* Validation states */
input:invalid:not(:placeholder-shown),
select:invalid:not([value=""]) {
  border-color: var(--error);
}

input.error,
select.error {
  border-color: var(--error);
  box-shadow: 0 0 0 3px var(--error-bg);
}

.radio-group.error {
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--error);
  box-shadow: 0 0 0 3px var(--error-bg);
}

/* Form actions */
.form-actions {
  display: flex;
  gap: var(--gap);
  justify-content: center;
  margin-top: var(--gap-lg);
  padding: var(--gap-lg) 0;
}

/* Buttons */
.btn {
  padding: 0.7rem 2rem;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-submit {
  background: linear-gradient(135deg, var(--accent-teal), var(--accent-teal-dim));
  color: #fff;
  min-width: 180px;
  box-shadow: 0 4px 15px rgba(0, 212, 170, 0.2);
}

.btn-submit:hover {
  box-shadow: 0 6px 20px rgba(0, 212, 170, 0.3);
}

.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-clear {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-input);
}

.btn-clear:hover {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

/* Toast notifications */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  z-index: 1000;
  max-width: 90vw;
  pointer-events: none;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast.success {
  background: #0a2e24;
  color: var(--success);
  border: 1px solid rgba(0, 212, 170, 0.4);
}

.toast.error {
  background: #2e0a14;
  color: var(--error);
  border: 1px solid rgba(255, 80, 112, 0.4);
}

/* Responsive */
@media (max-width: 640px) {
  .container {
    padding: 1rem;
  }

  .form-header h1 {
    font-size: 1.5rem;
  }

  .field-grid {
    grid-template-columns: 1fr;
  }

  .form-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    text-align: center;
  }
}