/* ============================================================
   Founding Self, PLLC — Shared components
   Nav, buttons, arch cards, photo frames, forms, footer.
   ============================================================ */

/* ---- Site header / nav ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background: rgba(242, 237, 226, 0.86);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-subtle);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
}

.wordmark {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-tight);
  color: var(--text-primary);
  text-decoration: none;
  white-space: nowrap;
}

.wordmark span {
  font-style: italic;
}

.nav {
  display: none;
  align-items: center;
  gap: var(--space-7);
}

@media (min-width: 860px) {
  .nav {
    display: flex;
  }
}

.nav a {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-primary);
  text-decoration: none;
  position: relative;
  padding-block: var(--space-1);
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -2px;
  height: 1px;
  background: currentColor;
  transition: right var(--duration-base) var(--ease-standard);
}

.nav a:hover::after,
.nav a[aria-current="page"]::after {
  right: 0;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-primary);
}

@media (min-width: 860px) {
  .nav-toggle {
    display: none;
  }
}

.nav-toggle svg {
  width: 22px;
  height: 22px;
}

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  padding-block: var(--space-3) var(--space-5);
  border-top: 1px solid var(--border-subtle);
}

.nav-mobile.is-open {
  display: flex;
}

@media (min-width: 860px) {
  .nav-mobile {
    display: none !important;
  }
}

.nav-mobile a {
  display: block;
  padding: var(--space-3) var(--space-1);
  font-size: var(--text-lg);
  font-family: var(--font-display);
  color: var(--text-primary);
  text-decoration: none;
  min-height: 44px;
  display: flex;
  align-items: center;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 48px;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-pill);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background-color var(--duration-base) var(--ease-standard),
    color var(--duration-base) var(--ease-standard),
    border-color var(--duration-base) var(--ease-standard),
    transform var(--duration-fast) var(--ease-standard);
  touch-action: manipulation;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--cta-bg);
  color: var(--cta-text);
}

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

.btn-ghost {
  background: transparent;
  border-color: var(--cta-ghost-border);
  color: var(--cta-ghost-text);
}

.btn-ghost:hover {
  background: var(--ink);
  color: var(--oat-milk);
}

.on-deep .btn-ghost {
  border-color: var(--bg-deep-text);
  color: var(--bg-deep-text);
}

.on-deep .btn-ghost:hover {
  background: var(--bg-deep-text);
  color: var(--ink);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* ---- Arch card ---- */
.arch-card {
  position: relative;
  border-radius: 50% 50% var(--radius-md) var(--radius-md) / 38% 38% var(--radius-md) var(--radius-md);
  padding: var(--space-8) var(--space-5) var(--space-6);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  min-height: 280px;
}

.arch-card--warm {
  background: var(--bg-accent-warm);
}

.arch-card--cool {
  background: var(--bg-accent-cool);
}

.arch-card--earth {
  background: var(--bg-accent-earth);
}

.arch-card__icon {
  width: 40px;
  height: 40px;
  margin-bottom: var(--space-2);
  color: var(--ink);
}

.arch-card h3 {
  font-size: var(--text-xl);
}

.arch-card p {
  font-size: var(--text-sm);
  color: var(--text-on-accent);
}

/* ---- Photo frame (placeholder-ready) ---- */
.photo-frame {
  position: relative;
  overflow: hidden;
  background: var(--bg-accent-earth);
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
}

.photo-frame--circle {
  aspect-ratio: 1 / 1;
  border-radius: 50%;
}

.photo-frame img,
.photo-frame .placeholder-art {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-frame__caption {
  position: absolute;
  inset: auto var(--space-4) var(--space-4) auto;
  font-size: var(--text-xs);
}

/* ---- Split section (image + text), shared across pages ---- */
.split-section__grid {
  display: grid;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 900px) {
  .split-section__grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: var(--space-9);
  }

  .split-section--reverse .split-section__grid {
    grid-template-columns: 1.1fr 0.9fr;
  }

  .split-section--reverse .split-section__art {
    order: 2;
  }
}

.split-section__art .photo-frame {
  aspect-ratio: 4 / 3;
}

.split-section__copy h2 {
  margin-block: var(--space-3) var(--space-4);
}

.split-section--cool {
  background: var(--bg-accent-cool);
}

.split-section--warm {
  background: var(--bg-accent-warm);
}

/* ---- Cards / surfaces ---- */
.surface-card {
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

/* ---- Forms ---- */
.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.form-field label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-primary);
}

.form-field .required-mark {
  color: var(--terracotta-deep);
  margin-left: var(--space-1);
}

.form-field input,
.form-field textarea,
.form-field select {
  min-height: 48px;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  font-size: var(--text-base);
  color: var(--text-primary);
  transition: border-color var(--duration-fast) var(--ease-standard);
}

.form-field textarea {
  min-height: 120px;
  resize: vertical;
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  border-color: var(--terracotta-deep);
}

.form-help {
  font-size: var(--text-xs);
  color: var(--text-secondary);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--terracotta-deep);
  display: none;
}

.form-field.has-error .form-error {
  display: block;
}

.form-field.has-error input,
.form-field.has-error textarea {
  border-color: var(--terracotta-deep);
}

.form-note {
  background: var(--bg-accent-cool);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  font-size: var(--text-sm);
  margin-bottom: var(--space-6);
}

.form-row {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 640px) {
  .form-row--2 {
    grid-template-columns: 1fr 1fr;
  }
}

.form-status {
  font-size: var(--text-sm);
  padding: var(--space-4);
  border-radius: var(--radius-sm);
  margin-top: var(--space-4);
  display: none;
}

.form-status.is-visible {
  display: block;
}

.form-status--success {
  background: var(--bg-accent-earth);
}

.form-status--error {
  background: var(--bg-accent-warm);
}

/* ---- Footer ---- */
.site-footer {
  padding-block: var(--space-8);
  border-top: 1px solid var(--border-on-deep);
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  align-items: flex-start;
}

@media (min-width: 640px) {
  .site-footer__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
}

.footer-nav a {
  color: var(--bg-deep-text);
  font-size: var(--text-sm);
  text-decoration: none;
  opacity: 0.85;
}

.footer-nav a:hover {
  opacity: 1;
}

.footer-meta {
  font-size: var(--text-xs);
  opacity: 0.7;
}

/* ---- Divider texture ---- */
.section-divider {
  height: 1px;
  background: var(--border-subtle);
  border: none;
}