/* ==========================================================================
   Herman Ahmad — Personal Website
   Post-Bauhaus / Systems Design
   ========================================================================== */

/* ---- Design Tokens ---- */
:root {
  --c-bg:          #F5F5F3;
  --c-bg-alt:      #ECEAE8;
  --c-text:        #1A1A1A;
  --c-text-muted:  #6B6B6B;
  --c-border:      #1A1A1A;
  --c-signal:      #FF4F00;
  --c-hairline:    rgba(26, 26, 26, 0.12);
  --c-white:       #FFFFFF;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'Roboto Mono', 'Courier New', monospace;

  /* Bootstrap 5 CSS variable overrides — must load after Bootstrap */
  --bs-body-font-family:    var(--font-sans);
  --bs-body-bg:             var(--c-bg);
  --bs-body-color:          var(--c-text);
  --bs-secondary-color:     var(--c-text-muted);
  --bs-tertiary-bg:         var(--c-bg-alt);
  --bs-secondary-bg:        var(--c-bg-alt);
  --bs-border-color:        var(--c-border);
  --bs-link-color:          var(--c-text);
  --bs-link-hover-color:    var(--c-signal);
  --bs-body-line-height:    1.6;
  --bs-border-radius:       0;
  --bs-border-radius-sm:    0;
  --bs-border-radius-lg:    0;
  --bs-border-radius-xl:    0;
  --bs-border-radius-2xl:   0;
  --bs-border-radius-pill:  0;
  --bs-box-shadow:          none;
  --bs-box-shadow-sm:       none;
  --bs-box-shadow-lg:       none;
  --bs-card-bg:             var(--c-white);
  --bs-card-border-color:   var(--c-border);
}

/* ---- Base ---- */
*, *::before, *::after {
  box-sizing: border-box;
  border-radius: 0 !important;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--c-bg);
  color: var(--c-text);
  font-size: 1.0625rem;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding-top: 72px;
  overflow-x: hidden;
}

/* ---- Typography ---- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--c-text);
  line-height: 1.05;
  text-transform: uppercase;
}

h3.fw-normal,
h4.fw-normal,
h5.fw-normal {
  text-transform: none;
  font-weight: 400 !important;
  line-height: 1.55;
  letter-spacing: 0;
}

p, li {
  text-transform: none;
}

.lead {
  font-size: 1.0625rem;
  font-weight: 400;
  line-height: 1.65;
  color: var(--c-text);
  text-transform: none;
}

a {
  color: var(--c-text);
  text-decoration-color: var(--c-border);
  text-underline-offset: 3px;
  transition: color 0.1s linear;
}

a:hover {
  color: var(--c-signal);
  text-decoration-color: var(--c-signal);
}

.text-body-emphasis {
  color: var(--c-text) !important;
}

.text-body-secondary,
.text-muted {
  color: var(--c-text-muted) !important;
}

hr {
  border-color: var(--c-hairline);
  border-width: 1px;
  opacity: 1;
}

.border-bottom {
  border-color: var(--c-hairline) !important;
}

.border-top {
  border-color: var(--c-hairline) !important;
}

h2.pb-2.border-bottom {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  border-bottom: 1px solid var(--c-hairline) !important;
  padding-bottom: 0.875rem !important;
  margin-bottom: 2rem;
}

/* ---- Navbar ---- */
.navbar {
  background-color: var(--c-bg-alt) !important;
  padding: 0 !important;
  border-bottom: 1px solid var(--c-hairline);
}

/* Container stretches to full nav height so brand can fill vertically */
.navbar .container {
  align-items: stretch;
  padding-top: 0;
  padding-bottom: 0;
}

/* Brand: orange block, text aligns with page container left edge */
.navbar-brand {
  background-color: var(--c-signal);
  color: #fff !important;
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: 1.0625rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.875rem 2rem 0.875rem 0;
  display: flex;
  align-items: center;
  align-self: stretch;
  flex-shrink: 0;
  margin-right: 0;
  text-decoration: none;
  position: relative;
}

/* Extends orange fill to the left viewport edge */
.navbar-brand::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  right: 100%;
  width: 100vw;
  background-color: var(--c-signal);
}

.navbar-brand:hover,
.navbar-brand:focus {
  background-color: #cc3f00;
  color: #fff !important;
  text-decoration: none;
}

.navbar-brand:hover::before,
.navbar-brand:focus::before {
  background-color: #cc3f00;
}

.navbar-light .navbar-nav .nav-link,
.navbar-light .navbar-nav .nav-link:focus {
  color: rgba(26, 26, 26, 0.55);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.375rem 0.875rem;
  transition: color 0.1s linear;
}

.navbar-light .navbar-nav .nav-link:hover,
.navbar-light .navbar-nav .nav-link.active {
  color: var(--c-signal);
}

.navbar-toggler {
  border: 2px solid rgba(26, 26, 26, 0.3);
  padding: 0.3rem 0.55rem;
}

.navbar-toggler:focus {
  box-shadow: none;
  border-color: rgba(26, 26, 26, 0.6);
}

.dropdown-menu {
  border: 2px solid var(--c-text);
  background-color: var(--c-bg);
  padding: 0;
  min-width: 260px;
  box-shadow: 4px 4px 0 var(--c-text);
}

.dropdown-item {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--c-text);
  padding: 0.55rem 1.25rem;
  transition: background-color 0.1s linear, color 0.1s linear;
}

.dropdown-item:hover,
.dropdown-item:focus {
  background-color: var(--c-signal);
  color: var(--c-white);
}

.dropdown-divider {
  border-color: var(--c-hairline);
  margin: 0;
}

.navbar .btn-light {
  background-color: var(--c-signal);
  border: 2px solid var(--c-signal);
  color: var(--c-white);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.35rem 1rem;
  transition: all 0.1s linear;
}

.navbar .btn-light:hover {
  background-color: var(--c-text);
  border-color: var(--c-text);
  color: var(--c-white);
  transform: translate(2px, 2px);
}

.navbar .btn-light a {
  color: inherit !important;
  text-decoration: none;
}

/* ---- Hero / Landing ---- */
.landing-header {
  font-family: var(--font-sans) !important;
  font-style: normal;
  font-weight: 900 !important;
  font-size: clamp(2.5rem, 6vw, 5rem);
  letter-spacing: -0.035em;
  line-height: 0.97;
  color: var(--c-text);
  text-transform: uppercase;
  margin-bottom: 1.75rem;
}

.position-relative.overflow-hidden.bg-body-tertiary {
  background-color: var(--c-bg) !important;
  padding: 4rem 0 3.5rem !important;
  margin: 0 !important;
  border-bottom: 1px solid var(--c-hairline);
}

/* ---- Carousel ---- */
#carousel-highlights {
  margin: 0;
  border-top: 1px solid var(--c-hairline);
  border-bottom: 1px solid var(--c-hairline);
}

.carousel-image {
  width: 100%;
  max-height: 520px;
  object-fit: cover;
  display: block;
}

/* ---- About / Featurette ---- */
.row.featurette {
  padding: 2rem 0 3rem;
  align-items: center;
}

.jumbotron-image {
  width: 100%;
  height: auto;
  max-width: 406px;
  display: block;
  margin: 0 auto;
  border: 1px solid var(--c-hairline);
}

/* ---- Bootstrap Cards (blog, etc.) ---- */
.card {
  border: 1px solid var(--c-hairline) !important;
  box-shadow: none;
  background-color: var(--c-bg);
  transition: box-shadow 0.1s linear, transform 0.1s linear;
  overflow: hidden;
}

.card:hover {
  box-shadow: 4px 4px 0 var(--c-text) !important;
  transform: translate(-2px, -2px);
}

.card a {
  text-decoration: none;
  color: inherit;
  display: block;
}

.card-img-top {
  aspect-ratio: 1 / 1;
  object-fit: cover;
  width: 100%;
}

.card-body {
  padding: 0.875rem 1.125rem 1.125rem;
  border-top: 1px solid var(--c-hairline);
}

.card-body h3 {
  font-size: 0.75rem !important;
  font-weight: 700;
  letter-spacing: 0.07em;
  margin-bottom: 0.25rem;
  line-height: 1.35;
  text-transform: uppercase;
}

.card-body p {
  font-size: 0.6875rem;
  color: var(--c-text-muted) !important;
  margin-bottom: 0;
  line-height: 1.5;
  text-transform: none;
  font-weight: 400;
  letter-spacing: 0.01em;
}

.shadow-sm {
  box-shadow: none !important;
}

.album.bg-body-tertiary {
  background-color: transparent !important;
  padding: 0 !important;
}

/* ---- Buttons ---- */
.btn {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.5rem 1.5rem;
  transition: all 0.1s linear;
}

.btn:active {
  transform: translate(2px, 2px) !important;
}

.btn-outline-secondary {
  border: 2px solid var(--c-text);
  color: var(--c-text);
  background-color: transparent;
}

.btn-outline-secondary:hover,
.btn-outline-secondary:focus {
  background-color: var(--c-signal);
  border-color: var(--c-signal);
  color: var(--c-white);
}

.btn-dark:hover,
.btn-dark:focus {
  background-color: var(--c-signal) !important;
  border-color: var(--c-signal) !important;
  color: var(--c-white) !important;
}

.btn-primary {
  background-color: var(--c-signal);
  border: 2px solid var(--c-text) !important;
  color: var(--c-white);
}

.btn-primary:hover {
  background-color: var(--c-text);
  border-color: var(--c-text) !important;
  color: var(--c-white);
}

/* ---- Forms ---- */
.form-control {
  border: 2px solid var(--c-text);
  background-color: var(--c-bg);
  color: var(--c-text);
  font-size: 0.875rem;
  padding: 0.5rem 0.875rem;
  transition: border-color 0.1s linear, box-shadow 0.1s linear;
}

.form-control:focus {
  border-color: var(--c-signal);
  box-shadow: 3px 3px 0 rgba(255, 79, 0, 0.2);
  background-color: var(--c-bg);
  color: var(--c-text);
}

.form-control::placeholder {
  color: var(--c-text-muted);
  font-weight: 400;
}

/* ---- Badges / Tags ---- */
.badge.bg-secondary {
  background-color: var(--c-signal) !important;
  color: var(--c-white) !important;
  font-weight: 700;
  font-size: 0.5625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--c-signal);
}

/* ---- Blog Index ---- */
.blog-header {
  margin-top: 0;
  padding-top: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--c-hairline);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.blog-header h2 {
  font-size: 2.25rem !important;
  font-weight: 900 !important;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: var(--c-text);
  margin: 0;
  line-height: 1;
}

.post-card {
  border-bottom: 1px solid var(--c-hairline);
  padding: 2rem 0;
  margin-bottom: 0;
}

.post-card:last-child {
  border-bottom: none;
}

h3.post-title {
  font-size: 1.375rem !important;
  font-weight: 900;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  line-height: 1.05;
}

.post-title a {
  color: var(--c-text);
  text-decoration: none;
  transition: color 0.1s linear;
}

.post-title a:hover {
  color: var(--c-signal);
}

.post-meta {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-bottom: 0.875rem;
}

.post-excerpt {
  font-size: 1rem;
  line-height: 1.65;
  color: var(--c-text);
  text-transform: none;
}

.post-tags {
  margin-top: 0.875rem;
}

.post-tags .badge {
  margin-right: 0.375rem;
  cursor: pointer;
  text-decoration: none;
}

.tag-filter-active {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  padding: 0.45rem 0.875rem;
  background-color: var(--c-signal);
  border: 2px solid var(--c-text);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--c-white);
}

#clear-filter {
  color: var(--c-white) !important;
  text-decoration: none;
  font-size: inherit;
  font-weight: 700;
  line-height: 1;
  transition: opacity 0.1s linear;
}

#clear-filter:hover {
  opacity: 0.75;
  color: var(--c-white) !important;
}

/* ---- Pagination ---- */
.pagination-container {
  margin-top: 2.5rem;
}

.page-link {
  color: var(--c-text);
  background-color: transparent;
  border: 2px solid var(--c-text);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.45rem 0.875rem;
  transition: all 0.1s linear;
}

.page-link:hover {
  background-color: var(--c-text);
  color: var(--c-white);
  border-color: var(--c-text);
}

.page-item.active .page-link {
  background-color: var(--c-signal);
  border-color: var(--c-signal);
  color: var(--c-white);
}

.page-item.disabled .page-link {
  color: var(--c-text-muted);
  background-color: transparent;
  border-color: var(--c-hairline);
}

/* ---- Blog Post ---- */
.post-header {
  margin-top: 0;
  padding-top: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--c-hairline);
}

.post-header h1 {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: clamp(1.75rem, 4vw, 3rem);
  letter-spacing: -0.025em;
  line-height: 1.0;
  text-transform: uppercase;
}

.post-content {
  margin-top: 2.5rem;
  line-height: 1.78;
  font-size: 1.0625rem;
  max-width: 720px;
  text-transform: none;
}

.post-content img {
  max-width: 100%;
  height: auto;
  margin: 1.5rem 0;
  border: 1px solid var(--c-hairline);
}

.post-content h1,
.post-content h2,
.post-content h3,
.post-content h4 {
  font-weight: 800;
  margin-top: 2.25rem;
  margin-bottom: 0.875rem;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.post-content h1 { font-size: 1.625rem; }
.post-content h2 { font-size: 1.3rem; }
.post-content h3 { font-size: 1.1rem; }

.post-content pre {
  background: var(--c-bg-alt);
  padding: 1.25rem;
  overflow-x: auto;
  font-size: 0.875rem;
  border: 1px solid var(--c-hairline);
}

.post-content blockquote {
  border-left: 4px solid var(--c-signal);
  padding-left: 1.25rem;
  color: var(--c-text-muted);
  font-style: italic;
  margin: 1.5rem 0;
}

/* ---- Footer ---- */
section#footer {
  position: relative;
  width: 100vw;
  left: 50%;
  transform: translateX(-50%);
  margin-top: 5rem;
  background-color: var(--c-text);
}

footer {
  background-color: transparent !important;
  border-color: var(--c-text) !important;
  border-top: 2px solid var(--c-signal) !important;
  padding-top: 3rem !important;
  padding-bottom: 2.5rem !important;
  margin-top: 0 !important;
  margin-bottom: 0 !important;
}

footer h5 {
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-signal);
  margin-bottom: 1rem;
}

footer .nav-link {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5) !important;
  padding: 0.15rem 0 !important;
  transition: color 0.1s linear;
}

footer .nav-link:hover {
  color: var(--c-signal) !important;
}

footer p.text-body-secondary {
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 1.5rem;
  color: rgba(255, 255, 255, 0.3) !important;
}

/* ---- Project Pages ---- */
.display-5 {
  font-family: var(--font-sans);
  font-weight: 900;
  letter-spacing: -0.025em;
  line-height: 1.05 !important;
  text-transform: uppercase;
}

.header-text {
  text-shadow: 2px 2px 0 rgba(0, 0, 0, 0.6);
}

.carousel-item img:not(.carousel-image) {
  /* full colour */
}

/* ---- Portfolio Page ---- */
.portfolio-page-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  letter-spacing: -0.035em;
  text-transform: uppercase;
  line-height: 0.97;
  margin: 1.5rem 0 3rem;
}

.portfolio-layout {
  display: flex;
  gap: 3rem;
  align-items: flex-start;
  margin-bottom: 5rem;
}

.portfolio-sidebar {
  flex: 0 0 180px;
  position: sticky;
  top: 90px;
}

.filter-label {
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-bottom: 0.875rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--c-hairline);
}

.filter-btn {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  border-bottom: 1px solid var(--c-hairline);
  padding: 0.625rem 0;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  cursor: pointer;
  transition: color 0.1s linear;
}

.filter-btn:last-child {
  border-bottom: none;
}

.filter-btn:hover {
  color: var(--c-text);
}

.filter-btn.active {
  color: var(--c-text);
}

.filter-btn.active::after {
  content: ' ×';
  color: var(--c-signal);
}

/* ---- Portfolio Grid ---- */
.portfolio-grid {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--c-hairline);
  border: 1px solid var(--c-hairline);
}

/* ---- Portfolio Cards (Data-Sheet Style) ---- */
.portfolio-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--c-text);
  background-color: var(--c-bg);
  overflow: hidden;
  position: relative;
  transition: background-color 0.15s linear, border-color 0.15s linear;
  border: 1.5px solid rgba(26, 26, 26, 0.35);
}

.portfolio-card:hover {
  background-color: var(--c-bg-alt);
  border-color: var(--c-signal);
}

/* Remove color overlays */
.portfolio-card::after,
.overlay-red::after,
.overlay-blue::after,
.overlay-yellow::after {
  display: none;
}

/* 4 orange corner squares — always visible, technical frame effect */
.portfolio-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--c-signal), var(--c-signal)),
    linear-gradient(var(--c-signal), var(--c-signal)),
    linear-gradient(var(--c-signal), var(--c-signal)),
    linear-gradient(var(--c-signal), var(--c-signal));
  background-size: 6px 6px, 6px 6px, 6px 6px, 6px 6px;
  background-position: top left, top right, bottom left, bottom right;
  background-repeat: no-repeat;
  pointer-events: none;
  z-index: 10;
}

/* Sheet: compact — image absorbs all the extra height */
.portfolio-card__sheet {
  padding: 1rem 1.125rem;
  flex: 0 0 auto;
}

.portfolio-card__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.5rem;
}

.portfolio-card__index {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-text-muted);
}

.portfolio-card__category {
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  display: block;
  position: static;
  margin-bottom: 0;
}

.portfolio-card__title {
  font-size: 0.875rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  line-height: 1.15;
  color: var(--c-text);
  margin-bottom: 0.375rem;
  text-shadow: none;
}

.portfolio-card__excerpt {
  font-size: 0.6875rem;
  font-weight: 400;
  color: var(--c-text-muted);
  line-height: 1.5;
  text-transform: none;
  letter-spacing: 0;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.portfolio-card__meta {
  margin-top: 0.25rem;
}

.portfolio-card__meta-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--c-hairline);
  padding: 0.3rem 0;
}

.portfolio-card__meta-row:last-child {
  border-bottom: none;
}

.portfolio-card__meta-label {
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--c-text-muted);
  flex-shrink: 0;
  margin-right: 0.5rem;
}

.portfolio-card__meta-value {
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--c-text);
  text-align: right;
  transition: transform 0.15s linear;
}

.portfolio-card:hover .portfolio-card__meta-value {
  transform: translateX(4px);
}

/* Image strip: fills remaining card height; order: -1 renders it before the sheet */
.portfolio-card__image-wrap {
  order: -1;
  flex: 1;
  min-height: 160px;
  overflow: hidden;
  position: relative;
}

/* Override old absolute-position img rule */
.portfolio-card img,
.portfolio-card__image-wrap img {
  position: static !important;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transform: none !important;
  z-index: auto;
  transition: filter 0.2s linear;
}

/* Greyscale on hover — colour is the resting state */
.portfolio-card:hover .portfolio-card__image-wrap img {
  filter: grayscale(100%);
}

/* Crosshair overlay — removed; images always in full colour */
.portfolio-card__image-wrap::after {
  display: none;
}

/* Featured card */
.portfolio-card--featured {
  grid-column: span 2;
  grid-row: span 2;
}

.portfolio-card--featured .portfolio-card__image-wrap {
  /* Image fills all space the compact sheet doesn't use */
  flex: 1;
  height: auto;
  min-height: 240px;
}

.portfolio-card--featured .portfolio-card__sheet {
  /* Sheet stays compact — same proportions as a regular card sheet */
  flex: 0 0 auto;
  padding: 1.5rem 2rem;
}

.portfolio-card--featured .portfolio-card__title {
  font-size: clamp(1rem, 2vw, 1.5rem);
}

/* Old content classes hidden for backward compat during transition */
.portfolio-card__content {
  display: none;
}

.portfolio-card__role {
  display: none;
}

/* ---- Homepage: Hero ---- */
#hero {
  padding: 4.5rem 0 0;
  border-bottom: 1px solid var(--c-hairline);
}

.hero-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding-bottom: 3.5rem;
}

.hero-text {
  flex: 0 0 58%;
  padding-right: 1rem;
}

.hero-sub {
  font-size: 1.0625rem;
  font-weight: 400;
  color: var(--c-text-muted);
  margin-bottom: 2rem;
  max-width: 480px;
  line-height: 1.65;
  text-transform: none;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.hero-geo {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.hero-geo canvas {
  width: 100%;
  max-width: 500px;
  height: auto;
  display: block;
}

/* ---- Homepage: Selected Works ---- */
#selected-works {
  padding: 3.5rem 0 4rem;
  border-bottom: 1px solid var(--c-hairline);
}

.section-header-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 1.5rem;
}

.section-title-lg {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin: 0;
}

.section-header-link {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  text-decoration: none;
  transition: color 0.1s linear;
}

.section-header-link:hover {
  color: var(--c-signal);
}

.selected-works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto;
  gap: 1px;
  background-color: var(--c-hairline);
  border: 1px solid var(--c-hairline);
}

.selected-works-grid .portfolio-card--featured {
  grid-column: span 2;
  grid-row: span 2;
}

/* ---- Homepage: Principles ---- */
#principles {
  position: relative;
  width: 100vw;
  left: 50%;
  transform: translateX(-50%);
  margin-top: 5rem;
}

.principles-band {
  background-color: var(--c-text);
  padding: 4rem 0;
}

.principles-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.principles-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  padding-bottom: 1.25rem;
  margin-bottom: 2.5rem;
}

.principles-label {
  font-size: 0.6875rem !important;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  margin: 0;
  line-height: 1;
}

.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-left: 1px solid rgba(255, 255, 255, 0.15);
}

.principle-item {
  padding: 0 2rem 0 2rem;
  border-right: 1px solid rgba(255, 255, 255, 0.15);
}

.principle-num {
  display: block;
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 900;
  line-height: 1;
  color: var(--c-signal);
  letter-spacing: -0.04em;
  margin-bottom: 0.75rem;
}

.principle-heading {
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  color: var(--c-white);
  margin-bottom: 0;
  line-height: 1.05;
  padding-bottom: 0.625rem;
  border-bottom: 2px solid var(--c-signal);
}

.principle-body {
  font-size: 0.875rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 400;
  text-transform: none;
  padding-top: 0.75rem;
}

/* ---- Homepage: CTA ---- */
#cta {
  position: relative;
  width: 100vw;
  left: 50%;
  transform: translateX(-50%);
  margin-top: 0;
  margin-bottom: 0;
}

.cta-band {
  background-color: var(--c-bg-alt);
  border-top: 1px solid var(--c-hairline);
  border-bottom: 1px solid var(--c-hairline);
}

/* Inner wrapper: constrains width + aligns with page container */
.cta-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  align-items: stretch;
  width: 100%;
}

.cta-left {
  flex: 0 0 55%;
  padding: 3.5rem 3.5rem 3.5rem 1.5rem;
  border-right: 1px solid var(--c-hairline);
}

.cta-heading {
  font-size: clamp(2.25rem, 4vw, 3.75rem);
  font-weight: 900;
  letter-spacing: -0.035em;
  text-transform: uppercase;
  line-height: 0.95;
  color: var(--c-text);
  margin-bottom: 1rem;
}

.cta-sub {
  font-size: 1rem;
  font-weight: 400;
  color: var(--c-text-muted);
  margin: 0;
  text-transform: none;
}

.cta-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 3.5rem 1.5rem 3.5rem 3.5rem;
  background-color: var(--c-bg);
}

.cta-btn {
  align-self: auto;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.65rem 1.75rem;
  background-color: var(--c-text);
  border: 2px solid var(--c-text) !important;
  color: var(--c-white);
  transition: all 0.1s linear;
}

.cta-btn:hover {
  background-color: var(--c-signal);
  border-color: var(--c-signal) !important;
  color: var(--c-white);
  transform: translate(2px, 2px);
}

.cta-links {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.cta-links a {
  color: var(--c-text-muted);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.1s linear;
}

.cta-links a:hover {
  color: var(--c-signal);
}

.cta-dot {
  margin: 0 0.5rem;
  color: var(--c-text-muted);
}

/* ---- Utility ---- */
.bg-body-tertiary {
  background-color: var(--c-bg-alt) !important;
}

.section-label-vertical {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  border-left: 1px solid var(--c-hairline);
  padding: 0.75rem 0.5rem;
}

/* ---- Responsive ---- */
@media (max-width: 991.98px) {
  .selected-works-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .selected-works-grid .portfolio-card--featured {
    grid-column: span 2;
    grid-row: span 1;
  }

  .principles-grid {
    grid-template-columns: 1fr;
    border-left: none;
  }

  .principle-item {
    padding: 1.5rem 0;
    border-right: none;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
  }

  .principle-item:first-child {
    border-top: none;
    padding-top: 0;
  }

  .cta-inner {
    flex-direction: column;
  }

  .cta-left {
    flex: none;
    border-right: none;
    border-bottom: 1px solid var(--c-hairline);
    padding: 2.5rem 1.5rem;
  }

  .cta-right {
    padding: 2.5rem 1.5rem;
  }

  .navbar-collapse {
    background-color: var(--c-bg-alt);
    padding: 0.75rem 0 1rem;
    border-top: 1px solid var(--c-hairline);
    margin-top: 0.5rem;
  }

  .navbar-light .navbar-nav .nav-link {
    padding: 0.5rem 0;
  }

  .navbar-cta {
    padding-top: 0.875rem;
  }

  section#about-me .col-md-8.text-start {
    padding-right: 0;
  }

  .portfolio-layout {
    flex-direction: column;
    gap: 0;
  }

  .portfolio-sidebar {
    position: static;
    flex: 0 0 auto;
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
  }

  .filter-label {
    width: 100%;
    border-bottom: none;
    margin-bottom: 0.5rem;
    padding-bottom: 0;
  }

  .filter-btn {
    display: inline-block;
    width: auto;
    border: 1px solid var(--c-hairline) !important;
    padding: 0.35rem 0.875rem;
    color: var(--c-text-muted);
  }

  .filter-btn.active {
    background-color: var(--c-text);
    color: var(--c-white);
  }

  .filter-btn.active::after {
    content: '';
  }

  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio-card--featured {
    grid-column: span 2;
    grid-row: span 1;
  }
}

@media (max-width: 767.98px) {
  body {
    padding-top: 62px;
  }

  #hero {
    padding-top: 2.5rem;
  }

  .hero-inner {
    flex-direction: column;
    padding-bottom: 2.5rem;
    gap: 1.5rem;
  }

  .hero-text {
    flex: none;
    padding-right: 0;
  }

  .hero-geo {
    display: none;
  }

  .selected-works-grid {
    grid-template-columns: 1fr;
  }

  .selected-works-grid .portfolio-card--featured,
  .selected-works-grid .portfolio-card:not(.portfolio-card--featured) {
    grid-column: span 1;
    min-height: auto;
  }

  .principles-inner {
    padding: 0 1rem;
  }

  .principle-item {
    padding: 1.25rem 0;
  }

  .cta-left,
  .cta-right {
    padding: 2rem 1.25rem;
  }

  .cta-btn {
    align-self: stretch;
    text-align: center;
  }

  .position-relative.overflow-hidden.bg-body-tertiary {
    padding: 2.5rem 1rem 2rem !important;
  }

  .landing-header {
    font-size: clamp(2rem, 9vw, 3rem);
  }

  .carousel-image {
    max-height: 260px;
  }

  .row.featurette {
    padding: 1.5rem 0 2rem;
  }

  .jumbotron-image {
    max-width: 100%;
    margin-bottom: 2rem;
  }

  .card-body h3 {
    font-size: 0.8125rem !important;
  }

  .card-body p {
    font-size: 0.75rem;
  }

  .portfolio-card__meta-label { font-size: 0.625rem; }
  .portfolio-card__meta-value { font-size: 0.625rem; }

  .blog-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .blog-header h2 {
    font-size: 1.75rem !important;
  }

  .blog-header #search-input {
    width: 100%;
  }

  h3.post-title {
    font-size: 1.125rem !important;
  }

  .post-content {
    max-width: 100%;
    font-size: 1rem;
  }
}

@media (max-width: 575.98px) {
  section#footer {
    margin-top: 3.5rem;
  }

  h2.pb-2.border-bottom {
    margin-bottom: 1.5rem;
  }

  .card-body {
    padding: 0.75rem 1rem 1rem;
  }

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

  .portfolio-card--featured {
    grid-column: span 1;
    grid-row: span 1;
  }
}

/* ---- Contact Page ---- */
#contact-hero {
  position: relative;
  padding: 4rem 0 3.5rem;
  border-bottom: 1px solid var(--c-hairline);
  overflow: hidden;
}

.contact-corner,
.contact-corner--yellow,
.contact-corner--blue {
  display: none;
}

.contact-title {
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 900;
  letter-spacing: -0.035em;
  text-transform: uppercase;
  line-height: 0.95;
  color: var(--c-text);
  margin-bottom: 1.5rem;
}

.contact-sub {
  font-size: 1rem;
  font-weight: 400;
  color: var(--c-text-muted);
  max-width: 520px;
  text-transform: none;
  line-height: 1.65;
  margin: 0;
}

#contact-body {
  padding: 0 0 5rem;
}

.contact-chips {
  display: flex;
  margin-bottom: -1px;
}

.contact-chip {
  width: 24px;
  height: 24px;
  display: block;
  border: 1px solid var(--c-hairline);
  margin-right: -1px;
  flex-shrink: 0;
}

.contact-chip--red    { background-color: var(--c-signal); }
.contact-chip--yellow { background-color: var(--c-text-muted); }
.contact-chip--blue   { background-color: var(--c-text); }

.contact-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  border: 1.5px solid rgba(26, 26, 26, 0.35);
}

.contact-form-col {
  padding: 2.5rem;
  border-right: 1.5px solid rgba(26, 26, 26, 0.35);
}

.contact-info-col {
  padding: 2.5rem;
}

.contact-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 1.25rem;
}

.contact-form-group {
  margin-bottom: 1.375rem;
}

.contact-label {
  display: block;
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-bottom: 0.5rem;
}

.contact-textarea {
  min-height: 160px;
  resize: vertical;
}

.contact-submit-row {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.contact-submit-btn {
  background-color: var(--c-signal) !important;
  border: 2px solid var(--c-text) !important;
  color: var(--c-white) !important;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.75rem 2rem;
  transition: all 0.1s linear;
  flex-shrink: 0;
}

.contact-submit-btn:hover:not(:disabled) {
  background-color: var(--c-text) !important;
  color: var(--c-white) !important;
  transform: translate(2px, 2px);
}

.contact-submit-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.contact-result {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.5rem 0.875rem;
  display: none;
  line-height: 1.5;
  text-transform: none;
  margin: 0;
}

.contact-result--success {
  display: block;
  border-left: 3px solid #2d9e5f;
  background-color: rgba(45, 158, 95, 0.08);
  color: var(--c-text);
}

.contact-result--error {
  display: block;
  border-left: 3px solid var(--c-signal);
  background-color: rgba(255, 79, 0, 0.08);
  color: var(--c-signal);
}

.contact-info-item {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--c-hairline);
}

.contact-info-item:first-child {
  padding-top: 0;
}

.contact-info-item:last-child {
  border-bottom: none;
}

.contact-info-label {
  display: block;
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-bottom: 0.4rem;
}

.contact-info-value {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--c-text);
  text-decoration: none;
  display: block;
  word-break: break-word;
  line-height: 1.5;
  transition: color 0.1s linear;
  text-transform: none;
}

a.contact-info-value:hover {
  color: var(--c-signal);
}

@media (max-width: 991.98px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .contact-form-col {
    border-right: none;
    border-bottom: 1.5px solid rgba(26, 26, 26, 0.35);
  }
}

@media (max-width: 767.98px) {
  #contact-hero {
    padding: 2.5rem 0 2.5rem;
  }

  .contact-two-col {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .contact-form-col,
  .contact-info-col {
    padding: 2rem 1.5rem;
  }

  .contact-submit-row {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ============================================================
   PROJECT PAGE
   ============================================================ */

#project-container {
  padding-top: 2rem;
  padding-bottom: 5rem;
  max-width: 820px;
  margin: 0 auto;
}

.project-hero {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  display: block;
  border: 1px solid var(--c-hairline);
  margin-bottom: 2rem;
}

.project-header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--c-hairline);
}

.project-header h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  text-transform: uppercase;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.project-category-badge {
  display: inline-block;
  background-color: var(--c-text);
  color: var(--c-white);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.625rem;
  margin-bottom: 0.875rem;
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2rem;
  margin-bottom: 0.5rem;
}

.project-meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.project-meta-label {
  font-family: var(--font-mono);
  font-size: 0.5625rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--c-text-muted);
}

.project-meta-value {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--c-text);
}

.project-url-btn {
  margin-top: 1.25rem;
}

.project-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  border: 1px solid var(--c-hairline);
  margin-bottom: 2.5rem;
}

.project-gallery img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}

.project-gallery img:only-child,
.project-gallery img:last-child:nth-child(odd) {
  grid-column: 1 / -1;
  aspect-ratio: 16 / 7;
}

.project-content {
  font-size: 1rem;
  line-height: 1.75;
}

.project-content h2 {
  font-size: 1.25rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 2.5rem;
  margin-bottom: 0.875rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--c-hairline);
}

.project-content h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-top: 1.75rem;
  margin-bottom: 0.5rem;
}

.project-content p {
  margin-bottom: 1rem;
}

.project-content ul,
.project-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.project-content li {
  margin-bottom: 0.375rem;
}

.project-content img {
  width: 100%;
  height: auto;
  display: block;
  margin: 1.5rem 0;
  border: 1px solid var(--c-hairline);
}

.project-content blockquote {
  border-left: 3px solid var(--c-signal);
  background-color: rgba(255, 79, 0, 0.05);
  padding: 0.875rem 1.25rem;
  margin: 1.5rem 0;
  font-style: italic;
}

.project-content hr {
  border: none;
  border-top: 1px solid var(--c-hairline);
  margin: 2.5rem 0;
}

.project-content em {
  font-style: italic;
}

@media (max-width: 767.98px) {
  .project-gallery {
    grid-template-columns: 1fr;
  }

  .project-gallery img {
    aspect-ratio: 16 / 9;
  }

  .project-gallery img:only-child,
  .project-gallery img:last-child:nth-child(odd) {
    aspect-ratio: 16 / 9;
  }

  .project-meta {
    gap: 0.75rem 1.5rem;
  }
}

/* ---- Motion Reduction ---- */
@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation: none !important;
  }
}