/**
 * EFC Base CSS
 *
 * Full design system foundation:
 * - Typography prose styles (blog posts, body copy)
 * - Form element resets and EFC-styled inputs
 * - Table styles
 * - WordPress alignment and caption classes
 * - Print refinements
 *
 * Everything here uses only CSS custom properties defined in style.css.
 * No hard-coded values allowed.
 */

/* =============================================================================
   PROSE — Long-form content (blog posts, service descriptions)
   .prose wrapper applied in single.php and archive.php
   ============================================================================= */

.prose {
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.75;
  color: var(--efc-off-white);
  max-width: var(--max-width-text);
}

.prose > * + * {
  margin-top: 1.4em;
}

.prose h1,
.prose h2,
.prose h3,
.prose h4 {
  font-family: var(--font-ui);
  font-weight: 700;
  line-height: 1.25;
  color: var(--efc-white);
  margin-top: 2em;
  margin-bottom: 0.6em;
}

.prose h1 { font-size: var(--step-4); }
.prose h2 { font-size: var(--step-3); }
.prose h3 { font-size: var(--step-2); }
.prose h4 { font-size: var(--step-1); }

.prose h2::before {
  content: '';
  display: block;
  width: 32px;
  height: 3px;
  background-color: var(--efc-blue);
  border-radius: 2px;
  margin-bottom: 0.75em;
}

.prose p { margin-bottom: 1.4em; }
.prose p:last-child { margin-bottom: 0; }

.prose strong {
  font-weight: 700;
  color: var(--efc-white);
}

.prose em {
  font-style: italic;
  color: var(--efc-off-white);
}

.prose a {
  color: var(--efc-blue);
  text-decoration: underline;
  text-decoration-color: var(--efc-blue-line);
  text-underline-offset: 3px;
  transition: color var(--dur-fast), text-decoration-color var(--dur-fast);
}

.prose a:hover {
  color: var(--efc-white);
  text-decoration-color: var(--efc-white);
}

/* Lists */
.prose ul,
.prose ol {
  padding-left: 1.5em;
  margin-bottom: 1.4em;
}

.prose ul { list-style: none; }
.prose ol { list-style: decimal; }
.prose ol li { padding-left: 0.25em; }

.prose ul li {
  position: relative;
  padding-left: 1em;
}

.prose ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--efc-blue);
  flex-shrink: 0;
}

.prose li + li { margin-top: 0.5em; }

/* Blockquote */
.prose blockquote {
  border-left: 3px solid var(--efc-blue);
  padding: var(--space-m) var(--space-l);
  background-color: var(--efc-card);
  border-radius: 0 var(--radius-m) var(--radius-m) 0;
  font-style: italic;
  color: var(--efc-off-white);
  margin: var(--space-xl) 0;
}

.prose blockquote p {
  margin-bottom: 0;
  font-size: var(--step-1);
  line-height: 1.6;
}

.prose blockquote cite {
  display: block;
  margin-top: var(--space-s);
  font-style: normal;
  font-size: var(--step--1);
  font-family: var(--font-ui);
  font-weight: 600;
  color: var(--efc-grey);
  letter-spacing: 0.05em;
}

/* Code */
.prose code {
  font-family: 'Menlo', 'Monaco', 'Consolas', monospace;
  font-size: 0.875em;
  background-color: var(--efc-card);
  border: 1px solid var(--efc-border);
  border-radius: var(--radius-s);
  padding: 0.15em 0.4em;
  color: var(--efc-blue);
}

.prose pre {
  background-color: var(--efc-card);
  border: 1px solid var(--efc-border);
  border-radius: var(--radius-m);
  padding: var(--space-l);
  overflow-x: auto;
  margin: var(--space-xl) 0;
}

.prose pre code {
  background: none;
  border: none;
  padding: 0;
  color: var(--efc-off-white);
  font-size: 0.875rem;
  line-height: 1.7;
}

/* Tables */
.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--step--1);
  margin: var(--space-xl) 0;
  overflow-x: auto;
  display: block;
}

.prose thead {
  background-color: var(--efc-card);
  border-bottom: 2px solid var(--efc-border-mid);
}

.prose th {
  text-align: left;
  padding: var(--space-s) var(--space-m);
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--efc-grey);
  white-space: nowrap;
}

.prose td {
  padding: var(--space-s) var(--space-m);
  border-bottom: 1px solid var(--efc-border);
  vertical-align: top;
}

.prose tbody tr:hover td {
  background-color: rgba(255,255,255,0.02);
}

/* Horizontal rule */
.prose hr {
  border: none;
  border-top: 1px solid var(--efc-border);
  margin: var(--space-2xl) 0;
}

/* Images inside prose */
.prose figure {
  margin: var(--space-xl) 0;
}

.prose figure img {
  border-radius: var(--radius-m);
  width: 100%;
}

.prose figcaption {
  font-size: var(--step--1);
  color: var(--efc-grey);
  text-align: center;
  margin-top: var(--space-s);
  font-family: var(--font-ui);
  font-style: italic;
}

/* =============================================================================
   FORMS — EFC-styled inputs
   ============================================================================= */

.efc-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-label {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--efc-grey);
}

.form-label .required {
  color: var(--efc-blue);
  margin-left: 2px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background-color: var(--efc-card);
  border: 1px solid var(--efc-border-mid);
  border-radius: var(--radius-m);
  padding: 0.875rem 1rem;
  font-family: var(--font-body);
  font-size: var(--step-0);
  color: var(--efc-white);
  transition:
    border-color var(--dur-base) var(--ease-out),
    box-shadow   var(--dur-base) var(--ease-out),
    background-color var(--dur-base) var(--ease-out);
  appearance: none;
  -webkit-appearance: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--efc-grey-dim);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--efc-blue);
  background-color: var(--efc-card-hover);
  box-shadow: 0 0 0 3px var(--efc-blue-glow);
}

.form-input:hover:not(:focus),
.form-select:hover:not(:focus),
.form-textarea:hover:not(:focus) {
  border-color: var(--efc-border-mid);
  background-color: var(--efc-card-hover);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.6;
}

/* Select arrow */
.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23888888' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.75rem;
  cursor: pointer;
}

/* Radio / Checkbox rows */
.form-radio-group,
.form-check-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
}

.form-radio-item,
.form-check-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  cursor: pointer;
}

.form-radio-item input[type="radio"],
.form-check-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--efc-blue);
  cursor: pointer;
  flex-shrink: 0;
}

.form-radio-item span,
.form-check-item span {
  font-family: var(--font-body);
  font-size: var(--step-0);
  color: var(--efc-off-white);
}

/* Form error state */
.form-input.is-error,
.form-select.is-error,
.form-textarea.is-error {
  border-color: #E05252;
  box-shadow: 0 0 0 3px rgba(224, 82, 82, 0.12);
}

.form-error-msg {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 600;
  color: #E05252;
  margin-top: var(--space-3xs);
}

/* Form success state */
.form-input.is-success,
.form-select.is-success {
  border-color: #3DCC80;
}

/* =============================================================================
   PAGINATION
   ============================================================================= */

.efc-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  margin-top: var(--space-2xl);
}

.efc-pagination a,
.efc-pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--efc-border);
  border-radius: var(--radius-s);
  font-family: var(--font-ui);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--efc-grey);
  transition: all var(--dur-fast);
}

.efc-pagination a:hover {
  border-color: var(--efc-blue);
  color: var(--efc-blue);
}

.efc-pagination .current {
  background-color: var(--efc-blue);
  border-color: var(--efc-blue);
  color: var(--efc-white);
}

.efc-pagination .dots {
  border-color: transparent;
  color: var(--efc-grey-dim);
}

/* =============================================================================
   BREADCRUMBS
   ============================================================================= */

.efc-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-xs);
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--efc-grey-dim);
  margin-bottom: var(--space-l);
}

.efc-breadcrumb a {
  color: var(--efc-grey);
  transition: color var(--dur-fast);
}

.efc-breadcrumb a:hover {
  color: var(--efc-white);
}

.efc-breadcrumb__sep {
  color: var(--efc-grey-dim);
  font-size: 0.6rem;
}

.efc-breadcrumb__current {
  color: var(--efc-white);
}

/* =============================================================================
   LOADING STATES
   ============================================================================= */

.efc-skeleton {
  background: linear-gradient(
    90deg,
    var(--efc-card) 25%,
    var(--efc-card-hover) 50%,
    var(--efc-card) 75%
  );
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-s);
}

@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* =============================================================================
   NOTIFICATION / ALERT
   ============================================================================= */

.efc-alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-m);
  padding: var(--space-m) var(--space-l);
  border-radius: var(--radius-m);
  border-left: 3px solid transparent;
  font-family: var(--font-body);
  font-size: var(--step-0);
}

.efc-alert--info {
  background-color: var(--efc-blue-glow);
  border-left-color: var(--efc-blue);
  color: var(--efc-off-white);
}

.efc-alert--success {
  background-color: rgba(61, 204, 128, 0.1);
  border-left-color: #3DCC80;
  color: var(--efc-off-white);
}

.efc-alert--warning {
  background-color: var(--efc-amber-glow);
  border-left-color: var(--efc-amber);
  color: var(--efc-off-white);
}

/* =============================================================================
   RESPONSIVE MEDIA
   ============================================================================= */

.responsive-video {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-m);
}

.responsive-video iframe,
.responsive-video video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* =============================================================================
   UTILITY CLASSES
   ============================================================================= */

/* Display */
.hidden        { display: none !important; }
.block         { display: block; }
.inline-block  { display: inline-block; }
.inline-flex   { display: inline-flex; }

/* Text alignment */
.text-left     { text-align: left; }
.text-center   { text-align: center; }
.text-right    { text-align: right; }

/* Overflow */
.overflow-hidden { overflow: hidden; }

/* Position */
.relative      { position: relative; }
.absolute      { position: absolute; }
.sticky        { position: sticky; }

/* Width */
.w-full        { width: 100%; }
.max-w-text    { max-width: var(--max-width-text); }

/* Opacity */
.opacity-0     { opacity: 0; }
.opacity-50    { opacity: 0.5; }
.opacity-100   { opacity: 1; }

/* Border */
.border-bottom {
  border-bottom: 1px solid var(--efc-border);
}

/* Background variants */
.bg-black  { background-color: var(--efc-black); }
.bg-dark   { background-color: var(--efc-dark); }
.bg-card   { background-color: var(--efc-card); }

/* Padding helpers for sections with amber theme (About, Testimonials) */
.theme-amber {
  --efc-blue:      #F5A623;
  --efc-blue-dim:  #C4831A;
  --efc-blue-glow: rgba(245, 166, 35, 0.12);
  --efc-blue-line: rgba(245, 166, 35, 0.35);
}

/* =============================================================================
   MOBILE OVERRIDES (max-width helpers)
   ============================================================================= */

@media (max-width: 639px) {
  .hide-mobile { display: none !important; }
}

@media (min-width: 640px) {
  .hide-desktop { display: none !important; }
}