/* ==========================================================================
   Components
   ========================================================================== */

/* --- Compass animation --- */
@media (prefers-reduced-motion: no-preference) {
  #compass-icon,
  #compass-icon-hero {
    transform-origin: center;
  }
  #compass-icon.compass-animate,
  #compass-icon-hero.compass-animate {
    animation: compass-settle 2.8s linear forwards;
  }
  @keyframes compass-settle {
    0%   { transform: rotate(0deg); }
    18%  { transform: rotate(360deg); }
    33%  { transform: rotate(630deg); }
    46%  { transform: rotate(800deg); }
    57%  { transform: rotate(900deg); }
    65%  { transform: rotate(930deg); }
    72%  { transform: rotate(912deg); }
    78%  { transform: rotate(924deg); }
    84%  { transform: rotate(915deg); }
    90%  { transform: rotate(920deg); }
    95%  { transform: rotate(917deg); }
    100% { transform: rotate(918deg); }
  }
}

/* --- Nav --- */
.site-nav {
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.site-nav .container-wide {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-nav .logo {
  font-family: var(--font-serif);
  font-size: var(--text-h3);
  color: var(--color-text-primary);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: var(--space-5);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--color-text-primary);
  text-decoration: none;
  font-size: var(--text-small);
  letter-spacing: 0.02em;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--color-accent);
}

.nav-links a[aria-current="page"] {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* --- Hero --- */
.hero {
  padding-block: var(--space-8) var(--space-6);
}

.hero h1 {
  font-size: var(--text-display);
  max-width: 14ch;
}

.hero p {
  max-width: var(--content-width-narrow);
  font-size: var(--text-body);
  color: var(--color-text-secondary);
}

/* --- Case study grid --- */
#work.section {
  padding-block-start: var(--space-7);
}

.case-study-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

@media (max-width: 640px) {
  .case-study-grid {
    grid-template-columns: 1fr;
  }
}

.case-study-card {
  background: var(--color-bg);
  border: none;
  border-radius: var(--radius);
  padding: var(--space-5);
  text-decoration: none;
  color: inherit;
  display: block;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.07);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.case-study-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.11);
}

.case-study-card .tag {
  display: inline-block;
  font-size: var(--text-small);
  color: var(--color-accent);
  letter-spacing: 0.04em;
  margin-bottom: var(--space-2);
}

.case-study-card h3 {
  margin-bottom: var(--space-2);
}

.case-study-card p {
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

/* --- Testimonials --- */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}

@media (max-width: 640px) {
  .testimonial-grid {
    grid-template-columns: 1fr;
  }
}

.testimonial-card {
  background: var(--color-bg);
  border: none;
  border-radius: var(--radius);
  padding: var(--space-5);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.07);
}

.testimonial-card blockquote::before {
  content: "";
  display: block;
  width: 36px;
  height: 26px;
  background: url('../images/quote-mark.svg') no-repeat center / contain;
  margin-bottom: var(--space-3);
  opacity: 0.5;
}

.testimonial-card blockquote {
  margin: 0 0 var(--space-4);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-h3);
  font-weight: 400;
  line-height: 1.4;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.testimonial-author img {
  width: 48px;
  height: 48px;
  border-radius: 60% 40% 55% 45% / 50% 60% 40% 55%;
  object-fit: cover;
  filter: sepia(0.4) saturate(0.85);
}

.testimonial-author .name {
  font-weight: 600;
  font-size: var(--text-small);
}

.testimonial-author .role {
  font-size: var(--text-small);
  color: var(--color-text-secondary);
}

/* --- Featured testimonial (landing page) --- */
.featured-testimonial {
  text-align: center;
  padding-block: var(--space-7) var(--space-6);
}

.featured-testimonial blockquote::before {
  content: "";
  display: block;
  width: 36px;
  height: 26px;
  background: url('../images/quote-mark.svg') no-repeat center / contain;
  margin: 0 auto var(--space-3);
  opacity: 0.5;
}

.featured-testimonial blockquote {
  margin: 0 0 var(--space-4);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-h3);
  font-weight: 400;
  line-height: 1.4;
}

.featured-testimonial .testimonial-author {
  justify-content: center;
  text-align: left;
}

/* --- Pull quote (case study detail pages) --- */
blockquote.pull-quote {
  border-left: 3px solid var(--color-accent);
  padding-left: var(--space-4);
  margin: var(--space-5) 0;
  font-family: var(--font-serif);
  font-size: var(--text-h3);
  font-style: italic;
  color: var(--color-text-primary);
}

/* --- Profile image (About page) --- */
.profile-photo {
  width: 160px;
  height: 160px;
  border-radius: 60% 40% 55% 45% / 50% 60% 40% 55%;
  object-fit: cover;
  filter: sepia(0.4) saturate(0.85);
  box-shadow: 0 0 0 2px var(--color-bg), 0 0 0 4px var(--color-accent);
  margin-bottom: var(--space-4);
}

/* --- Copy email --- */
.copy-email {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  cursor: pointer;
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-color: var(--color-accent);
  text-underline-offset: 3px;
}

.copy-toast {
  position: absolute;
  bottom: calc(100% + var(--space-2));
  left: 0;
  white-space: nowrap;
  color: var(--color-text-secondary);
  font-size: var(--text-small);
  animation: toast-fade-in 0.2s ease-out;
}

@keyframes toast-fade-in {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- CTA block --- */
.cta-block {
  position: relative;
  text-align: center;
  padding-block: 0 var(--space-6);
}

.cta-button.copy-email {
  display: inline-block;
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  text-decoration: none;
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-body);
  font-weight: 500;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.cta-button.copy-email:hover {
  background: var(--color-accent);
  color: var(--color-surface);
}

.cta-block .copy-toast {
  bottom: auto;
  top: calc(100% - var(--space-6));
  left: 0;
  right: 0;
}

/* --- Before / after comparison --- */
.before-after {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
  margin-block: var(--space-5);
}

@media (max-width: 640px) {
  .before-after {
    grid-template-columns: 1fr;
  }
}

.before-after--single {
  grid-template-columns: 1fr;
}

.before-after-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-5);
}

.before-after-panel .panel-label {
  display: block;
  font-size: var(--text-small);
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.before-after-panel ol,
.before-after-panel ul {
  margin: 0;
  padding-left: var(--space-4);
  font-size: var(--text-small);
  color: var(--color-text-secondary);
}

.before-after-panel ul {
  list-style: none;
  padding-left: 0;
}

.before-after-panel ul li {
  position: relative;
  padding-left: 1.5em;
}

.before-after-panel ul li::before {
  content: "\2192";
  position: absolute;
  left: 0;
  color: var(--color-accent);
}

.before-after-panel li + li {
  margin-top: var(--space-2);
}

.before-after-panel img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-sm);
}

/* --- Image zoom (lightbox) --- */
.zoom-button {
  display: block;
  width: 100%;
  padding: 0;
  border: none;
  background: none;
  cursor: zoom-in;
}

.zoom-dialog {
  border: none;
  border-radius: var(--radius);
  padding: var(--space-2);
  background: var(--color-surface);
  max-width: min(92vw, 1400px);
  max-height: 92vh;
}

.zoom-dialog::backdrop {
  background: rgba(31, 30, 28, 0.7);
}

.zoom-dialog img {
  display: block;
  max-width: 100%;
  max-height: calc(92vh - var(--space-6));
  width: auto;
  height: auto;
  border-radius: var(--border-radius-sm);
  cursor: zoom-out;
}

/* --- Back link --- */
.back-link-row {
  position: relative;
}

.back-link {
  position: absolute;
  top: var(--space-5);
  left: var(--space-4);
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: var(--text-small);
  color: var(--color-text-secondary);
  text-decoration: none;
}

.back-link span {
  transition: transform 0.15s ease;
}

.back-link:hover {
  color: var(--color-text-primary);
}

.back-link:hover span {
  transform: translateX(-3px);
}

@media (max-width: 640px) {
  .back-link {
    position: static;
    margin-top: var(--space-5);
  }
}

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-5);
}

.site-footer .container-wide {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.site-footer,
.site-footer a {
  color: var(--color-text-secondary);
  font-size: var(--text-small);
}

.footer-links {
  display: flex;
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links li {
  position: relative;
}

.site-footer .copy-email {
  color: var(--color-text-secondary);
  text-decoration-color: currentColor;
}

.external-link-icon {
  display: inline-block;
  vertical-align: -0.125em;
}