/* ==========================================================================
   Portfolio — hero, filters, browser-window project grid, about, services
   Builds on ../css/variables.css and ../css/base.css
   ========================================================================== */

.portfolio {
  --frame-radius: 14px;
  /* Preview auto-scroll speed in pixels per second */
  --scroll-speed: 150;
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */

.pf-hero {
  position: relative;
  padding-top: clamp(56px, 7vw, 104px);
  padding-bottom: clamp(40px, 4vw, 64px);
  background: var(--white);
  overflow: hidden;
}

.pf-hero::before {
  content: "";
  position: absolute;
  z-index: 0;
  top: -280px;
  right: -180px;
  width: 720px;
  height: 720px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(204, 77, 6, 0.09), transparent 62%);
  pointer-events: none;
}

.pf-hero > .container {
  position: relative;
  z-index: 1;
}

.pf-eyebrow {
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.pf-eyebrow span {
  margin-inline: 6px;
  color: var(--orange);
}

.pf-hero-title {
  margin-top: var(--s-3);
  font-size: clamp(2.75rem, 1.2rem + 5.6vw, 6rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.045em;
  color: var(--ink);
}

.pf-hero-bottom {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: var(--s-4) var(--s-8);
  margin-top: var(--s-6);
  padding-bottom: var(--s-6);
}

.pf-hero-text {
  max-width: 54ch;
  font-size: var(--fs-lead);
  line-height: 1.65;
  color: var(--ink-2);
}

.pf-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.pf-hero-actions .btn svg {
  transition: transform var(--t-fast) var(--ease);
}

.pf-hero-actions .btn:hover svg[href="#i-arrow-down"],
.pf-hero-actions .btn:hover use[href="#i-arrow-down"] {
  transform: translateY(3px);
}

.pf-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.pf-stat {
  display: flex;
  flex-direction: column-reverse;
  justify-content: flex-end;
  gap: 4px;
  padding: var(--s-3) var(--s-3) 0;
  border-left: 1px solid var(--line);
}

.pf-stat:first-child {
  padding-left: 0;
  border-left: 0;
}

.pf-stat dt {
  font-size: var(--fs-sm);
  color: var(--ink-3);
}

.pf-stat dd {
  font-size: clamp(1.75rem, 1.3rem + 1.4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.04em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.pf-stat em {
  font-style: normal;
  color: var(--orange);
}

.pf-stat small {
  font-size: 0.5em;
  font-weight: 600;
  color: var(--ink-2);
}

/* --------------------------------------------------------------------------
   Filters
   -------------------------------------------------------------------------- */

.pf-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--s-4);
}

.pf-filter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  background: var(--white);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--ink-2);
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease),
    background-color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease);
}

.pf-filter:hover {
  border-color: var(--ink);
  color: var(--ink);
  transform: translateY(-1px);
}

.pf-filter.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: #ffffff;
  font-weight: 600;
}

.pf-filter-count {
  font-size: var(--fs-xs);
  font-variant-numeric: tabular-nums;
  color: var(--ink-3);
}

.pf-filter.is-active .pf-filter-count {
  color: rgba(255, 255, 255, 0.72);
}

.pf-empty {
  padding: var(--s-8) 0;
  text-align: center;
  color: var(--ink-3);
}

/* --------------------------------------------------------------------------
   Project grid — bento spans, normalised while filtering
   -------------------------------------------------------------------------- */

.pf-grid {
  align-items: start;
  row-gap: clamp(32px, 3.4vw, 56px);
}

.project {
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  transition: opacity var(--t-med) var(--ease), transform var(--t-med) var(--ease);
}

.project--lg { grid-column: span 7; }
.project--md { grid-column: span 5; }
.project--sm { grid-column: span 4; }

/* A filtered view drops the bento rhythm for a clean, even grid */
.pf-grid.is-filtered .project {
  grid-column: span 6;
}

.project.is-hiding {
  opacity: 0;
  transform: scale(0.98);
}

/* --------------------------------------------------------------------------
   Preview sizing for the portfolio grid
   -------------------------------------------------------------------------- */

.project--sm .browser-view {
  height: clamp(240px, 19vw, 300px);
}

/* --------------------------------------------------------------------------
   Project information
   -------------------------------------------------------------------------- */

.project-info {
  display: grid;
  gap: 10px;
}

.project-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}

.project-name {
  font-size: clamp(1.25rem, 1.1rem + 0.5vw, 1.5rem);
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--ink);
}

.project-badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: var(--r-xs);
  background: var(--orange-50);
  border: 1px solid var(--orange-100);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--orange);
  transition: background-color var(--t-med) var(--ease), color var(--t-med) var(--ease),
    border-color var(--t-med) var(--ease), transform var(--t-med) var(--ease);
}

.project:hover .project-badge {
  background: var(--orange);
  border-color: var(--orange);
  color: #ffffff;
  transform: translateY(-1px);
}

.project-desc {
  max-width: 56ch;
  font-size: var(--fs-sm);
  line-height: 1.6;
  color: var(--ink-2);
}

.project-services {
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink-3);
}

.project-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 2px;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ink);
  transition: color var(--t-fast) var(--ease);
}

.project-cta .icon {
  width: 16px;
  height: 16px;
  transition: transform var(--t-fast) var(--ease);
}

.project:hover .project-cta {
  color: var(--orange);
}

.project:hover .project-cta .icon {
  transform: translate(3px, -3px);
}

/* --------------------------------------------------------------------------
   About
   -------------------------------------------------------------------------- */

.pf-about-grid {
  align-items: start;
  row-gap: var(--s-6);
}

.pf-about-copy {
  grid-column: 1 / span 7;
  display: grid;
  gap: var(--s-2);
}

.pf-about-copy .h2 {
  margin-bottom: var(--s-1);
}

.pf-about-lead {
  font-size: var(--fs-lead);
  font-weight: 500;
  color: var(--ink);
}

.pf-about-copy p {
  max-width: 62ch;
  line-height: 1.75;
  color: var(--ink-2);
}

.pf-about-list {
  grid-column: 9 / span 4;
  display: grid;
  gap: 12px;
  padding: clamp(24px, 2.3vw, 32px);
  border-radius: var(--r-lg);
  background: var(--white);
  border: 1px solid var(--line);
}

.pf-about-list li {
  display: flex;
  gap: 12px;
  font-size: var(--fs-sm);
  line-height: 1.55;
  color: var(--ink-2);
}

.pf-about-list .icon {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  stroke-width: 2.25;
  color: var(--orange);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Services
   -------------------------------------------------------------------------- */

.pf-service {
  grid-column: span 3;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pf-service .icon-tile {
  margin-bottom: var(--s-1);
}

/* --------------------------------------------------------------------------
   Final CTA & footer
   -------------------------------------------------------------------------- */

.pf-cta-inner {
  display: grid;
  justify-items: center;
  gap: var(--s-2);
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
}

.pf-cta-title {
  color: #ffffff;
}

.pf-cta .section-sub {
  color: var(--text-2);
}

.pf-booking {
  max-width: 960px;
  margin: var(--s-6) auto 0;
}

.pf-cta-more {
  margin-top: var(--s-4);
  text-align: center;
}

.pf-cta-more a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-2);
  transition: color var(--t-fast) var(--ease);
}

.pf-cta-more .icon {
  width: 16px;
  height: 16px;
  transition: transform var(--t-fast) var(--ease);
}

.pf-cta-more a:hover {
  color: #ffffff;
}

.pf-cta-more a:hover .icon {
  transform: translateX(3px);
}

.pf-footer {
  padding-block: var(--s-8) var(--s-4);
  background: var(--white);
  border-top: 1px solid var(--line);
}

.pf-footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-3);
  padding-bottom: var(--s-6);
}

.pf-footer-text {
  font-size: var(--fs-sm);
  color: var(--ink-3);
}

.pf-footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-3);
  font-size: var(--fs-sm);
  font-weight: 500;
}

.pf-footer-nav a {
  color: var(--ink-2);
  transition: color var(--t-fast) var(--ease);
}

.pf-footer-nav a:hover {
  color: var(--orange);
}

.pf-footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--s-2);
  padding-top: var(--s-3);
  border-top: 1px solid var(--line);
  font-size: var(--fs-xs);
  color: var(--ink-3);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1279px) {
  .project--lg { grid-column: span 7; }
  .project--md { grid-column: span 5; }
  .project--sm { grid-column: span 4; }
}

@media (max-width: 1023px) {
  .project--sm .browser-view {
    height: clamp(280px, 34vw, 380px);
  }

  .pf-hero-bottom {
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
  }

  .pf-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pf-stat:nth-child(3) {
    padding-left: 0;
    border-left: 0;
  }

  .pf-stat:nth-child(n + 3) {
    border-top: 1px solid var(--line);
    padding-top: var(--s-3);
  }

  .project--lg,
  .project--md,
  .project--sm,
  .pf-grid.is-filtered .project {
    grid-column: span 6;
  }

  .pf-about-copy,
  .pf-about-list {
    grid-column: 1 / -1;
  }

  .pf-service {
    grid-column: span 6;
  }
}

@media (max-width: 767px) {
  .project--sm .browser-view {
    height: min(62vw, 340px);
  }

  .pf-hero {
    padding-bottom: var(--s-4);
  }

  .pf-hero-bottom {
    margin-top: var(--s-4);
    padding-bottom: var(--s-4);
  }

  .pf-hero-actions .btn {
    flex: 1 1 100%;
  }

  .pf-stat {
    padding: var(--s-2) var(--s-2) 0;
  }

  .pf-stat dd {
    font-size: 1.625rem;
  }

  /* Filters scroll horizontally instead of wrapping into a wall of buttons */
  .pf-filters {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    margin-inline: calc(var(--gutter) * -1);
    padding-inline: var(--gutter);
    scroll-padding-inline: var(--gutter);
  }

  .pf-filters::-webkit-scrollbar {
    display: none;
  }

  .pf-filter {
    flex: 0 0 auto;
  }

  .project--lg,
  .project--md,
  .project--sm,
  .pf-grid.is-filtered .project {
    grid-column: 1 / -1;
  }

  .browser-bar {
    height: 34px;
    padding: 0 10px;
  }

  .browser-view,
  .project--sm .browser-view {
    height: min(62vw, 340px);
  }

  .browser-dots i {
    width: 8px;
    height: 8px;
  }

  .pf-footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--s-2);
  }
}

@media (max-width: 560px) {
  .pf-service {
    grid-column: 1 / -1;
    flex-direction: row;
    align-items: flex-start;
    gap: 16px;
  }

  .pf-service .icon-tile {
    width: 44px;
    height: 44px;
    margin-bottom: 0;
  }
}