/* ===================================================
   MARINA COSTA PORTFOLIO — CSS COMPLETO
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Instrument+Serif:ital@0;1&display=swap');

/* ─── Reset ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img, svg { display: block; max-width: 100%; }
button { cursor: pointer; font: inherit; }
a { text-decoration: none; color: inherit; }
ol, ul { list-style: none; }

/* ─── CSS Variables ──────────────────────────────────── */
:root {
  --primary:          #6C63FF;
  --primary-dark:     #8b84ff;
  --background:       #ffffff;
  --foreground:       #1c1b2a;
  --surface:          #f8f8fc;
  --surface-muted:    #f2f2f8;
  --hairline:         #e4e4ef;
  --border:           #e4e4ef;
  --muted-fg:         #79798e;
  --card:             #ffffff;
  --radius:           0.75rem;
  --font-sans:        'Inter', system-ui, sans-serif;
  --font-display:     'Instrument Serif', Georgia, serif;
  --shadow-card:      0 1px 0 rgba(0,0,0,.04), 0 24px 48px -24px rgba(0,0,0,.12);
  --shadow-soft:      0 1px 2px rgba(0,0,0,.04), 0 8px 24px -12px rgba(0,0,0,.08);
}

html.dark {
  --primary:       #8b84ff;
  --background:    #16162a;
  --foreground:    #f0f0f8;
  --surface:       #1a1a30;
  --surface-muted: #1e1e38;
  --hairline:      rgba(255,255,255,.08);
  --border:        rgba(255,255,255,.08);
  --muted-fg:      #9090b0;
  --card:          #1a1a30;
}

/* ─── Base ───────────────────────────────────────────── */
body {
  font-family: var(--font-sans);
  background: var(--background);
  color: var(--foreground);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.6;
}

::selection { background: rgba(108,99,255,.22); color: var(--foreground); }

/* ─── Utilities ─────────────────────────────────────── */
.container-page {
  width: 100%;
  max-width: 80rem;
  margin-inline: auto;
  padding-inline: 1.5rem;
}
.section          { padding: 6rem 0; }
.section-surface  { background: var(--surface); }
.hairline-t       { border-top: 1px solid var(--hairline); }
.hairline-b       { border-bottom: 1px solid var(--hairline); }
.max-w-2xl        { max-width: 42rem; }
.hidden           { display: none !important; }

.section-label {
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .18em;
  color: var(--muted-fg);
}
.section-title {
  margin-top: 1rem;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 600;
  letter-spacing: -.025em;
  line-height: 1.15;
}
.section-desc {
  margin-top: 1.25rem;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--muted-fg);
}
.font-display {
  font-family: var(--font-display);
  letter-spacing: -.02em;
}
.primary-italic {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--primary);
}
.item-label       { font-size: .75rem; text-transform: uppercase; letter-spacing: .18em; color: var(--muted-fg); }
.primary-label    { color: var(--primary); }
.item-body        { margin-top: .75rem; font-size: 1rem; line-height: 1.7; }

/* ─── Animations ─────────────────────────────────────── */
.animate-fade-up {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .6s ease, transform .6s ease;
}
.animate-fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.delay-1 { transition-delay: .08s; }
.delay-2 { transition-delay: .16s; }
.delay-3 { transition-delay: .26s; }
.delay-4 { transition-delay: .42s; }

[data-animate] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .6s ease, transform .6s ease;
}
[data-animate].animate-in {
  opacity: 1;
  transform: translateY(0);
}

/* ─── Navigation ─────────────────────────────────────── */
.nav {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 50;
  transition: background .3s, border-color .3s, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(255,255,255,.75);
  border-color: var(--hairline);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
html.dark .nav.scrolled {
  background: rgba(22,22,42,.75);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
  gap: 1rem;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .875rem;
  font-weight: 600;
  letter-spacing: -.015em;
}
.logo-badge {
  display: grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: .375rem;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
  font-size: .875rem;
  flex-shrink: 0;
}
.logo-name { display: none; }
@media (min-width: 640px) { .logo-name { display: inline; } }

.nav-links {
  display: none;
  align-items: center;
  gap: .25rem;
}
@media (min-width: 768px) { .nav-links { display: flex; } }

.nav-link {
  padding: .5rem .75rem;
  font-size: .875rem;
  color: var(--muted-fg);
  border-radius: .375rem;
  transition: color .2s, background .2s;
}
.nav-link:hover { color: var(--foreground); background: var(--surface); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: .5rem;
}
.icon-btn {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: .375rem;
  border: none;
  background: transparent;
  color: var(--muted-fg);
  transition: color .2s, background .2s;
}
.icon-btn:hover { color: var(--foreground); background: var(--surface); }

.nav-cta {
  display: none;
  align-items: center;
  height: 2.25rem;
  padding: 0 1rem;
  border-radius: .375rem;
  background: var(--foreground);
  color: var(--background);
  font-size: .75rem;
  font-weight: 500;
  transition: opacity .2s;
}
.nav-cta:hover { opacity: .85; }
@media (min-width: 640px) { .nav-cta { display: inline-flex; } }

.mobile-only { display: grid; }
@media (min-width: 768px) { .mobile-only { display: none !important; } }

.mobile-menu {
  border-top: 1px solid var(--hairline);
  background: var(--background);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  padding: 1rem 1.5rem;
}
.mobile-nav-link {
  padding: .75rem 0;
  font-size: .9375rem;
  color: var(--foreground);
  border-bottom: 1px solid var(--hairline);
}
.mobile-nav-link:last-child { border-bottom: none; }

/* ─── Hero ───────────────────────────────────────────── */
.hero {
  position: relative;
  overflow: hidden;
  padding: 8rem 0 6rem;
}
@media (min-width: 640px) { .hero { padding: 10rem 0 8rem; } }

.hero-grid-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: .35;
  background-image:
    linear-gradient(to right, var(--hairline) 1px, transparent 1px),
    linear-gradient(to bottom, var(--hairline) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
html.dark .hero-grid-bg { opacity: .2; }

.hero-glow {
  position: absolute;
  left: 50%;
  top: 0;
  z-index: -1;
  width: 800px;
  height: 500px;
  transform: translateX(-50%);
  border-radius: 50%;
  opacity: .4;
  background: radial-gradient(circle, rgba(108,99,255,.25), transparent 70%);
  filter: blur(48px);
  pointer-events: none;
}
html.dark .hero-glow { opacity: .5; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .25rem .75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(248,248,252,.6);
  font-size: .75rem;
  color: var(--muted-fg);
  backdrop-filter: blur(8px);
}
html.dark .hero-badge { background: rgba(26,26,48,.6); }

.badge-dot {
  position: relative;
  display: flex;
  width: .375rem;
  height: .375rem;
  flex-shrink: 0;
}
.badge-ping {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--primary);
  opacity: .6;
  animation: ping 1.5s cubic-bezier(0,0,.2,1) infinite;
}
.badge-dot-inner {
  position: relative;
  width: .375rem;
  height: .375rem;
  border-radius: 50%;
  background: var(--primary);
}
@keyframes ping {
  75%, 100% { transform: scale(2); opacity: 0; }
}

.hero-title {
  margin-top: 1.5rem;
  font-size: clamp(2.75rem, 8vw, 5.5rem);
  font-weight: 600;
  letter-spacing: -.04em;
  line-height: .95;
  max-width: 52rem;
}
.hero-subtitle-muted { color: var(--muted-fg); }
.hero-italic {
  font-family: var(--font-display);
  font-style: italic;
  color: var(--foreground);
}
.hero-description {
  margin-top: 2rem;
  max-width: 40rem;
  font-size: clamp(1rem, 2vw, 1.125rem);
  line-height: 1.75;
  color: var(--muted-fg);
}
.hero-actions {
  margin-top: 2.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  height: 3rem;
  padding: 0 1.5rem;
  border-radius: 999px;
  background: var(--foreground);
  color: var(--background);
  font-size: .875rem;
  font-weight: 500;
  border: none;
  transition: opacity .2s;
}
.btn-primary:hover { opacity: .88; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  height: 3rem;
  padding: 0 1.5rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--background);
  color: var(--foreground);
  font-size: .875rem;
  font-weight: 500;
  transition: border-color .2s, background .2s;
}
.btn-secondary:hover { border-color: rgba(28,27,42,.3); background: var(--surface); }
html.dark .btn-secondary:hover { border-color: rgba(255,255,255,.2); }

.trust-strip {
  margin-top: 5rem;
  border-top: 1px solid var(--hairline);
  padding-top: 2rem;
}
.trust-label { font-size: .75rem; text-transform: uppercase; letter-spacing: .18em; color: var(--muted-fg); }
.trust-companies {
  margin-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .75rem 2.5rem;
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -.015em;
  color: rgba(28,27,42,.7);
}
html.dark .trust-companies { color: rgba(240,240,248,.6); }
.trust-companies .trust-serif {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: rgba(28,27,42,.8);
}
html.dark .trust-companies .trust-serif { color: rgba(240,240,248,.75); }

/* ─── About ──────────────────────────────────────────── */
.about-grid {
  display: grid;
  gap: 3rem;
}
@media (min-width: 1024px) {
  .about-grid { grid-template-columns: 4fr 8fr; gap: 4rem; }
}
.about-text { font-size: 1.0625rem; line-height: 1.8; color: var(--muted-fg); }
.about-text + .about-text { margin-top: 1.25rem; }
.accent-text { color: var(--foreground); }
.specialties-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem;
  margin-top: 1.5rem;
}
@media (min-width: 640px) { .specialties-grid { grid-template-columns: repeat(3, 1fr); } }
.specialty-tag {
  padding: .625rem .75rem;
  border-radius: .5rem;
  border: 1px solid var(--border);
  background: rgba(248,248,252,.5);
  font-size: .875rem;
  color: var(--foreground);
}
html.dark .specialty-tag { background: rgba(26,26,48,.5); }

.stats-grid {
  margin-top: 5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: 1rem;
  border: 1px solid var(--border);
  overflow: hidden;
  gap: 1px;
  background: var(--border);
}
@media (min-width: 1024px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stat-item {
  background: var(--background);
  padding: 1.5rem;
}
@media (min-width: 640px) { .stat-item { padding: 2rem; } }
.stat-value {
  font-family: var(--font-display);
  font-size: 3rem;
  letter-spacing: -.03em;
  line-height: 1;
}
@media (min-width: 640px) { .stat-value { font-size: 3.5rem; } }
.stat-label { margin-top: .5rem; font-size: .875rem; color: var(--muted-fg); }

/* ─── Projects ───────────────────────────────────────── */
.projects-header {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
@media (min-width: 640px) {
  .projects-header { flex-direction: row; align-items: flex-end; justify-content: space-between; }
}
.category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: .375rem;
  padding: .25rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(248,248,252,.6);
  backdrop-filter: blur(8px);
  align-self: flex-start;
}
html.dark .category-filter { background: rgba(26,26,48,.6); }
.filter-btn {
  position: relative;
  padding: .375rem 1rem;
  font-size: .8125rem;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: var(--muted-fg);
  transition: color .2s;
  white-space: nowrap;
}
@media (min-width: 640px) { .filter-btn { font-size: .875rem; } }
.filter-btn:hover { color: var(--foreground); }
.filter-btn.active {
  color: var(--background);
  background: var(--foreground);
}

.projects-grid {
  margin-top: 3rem;
  display: grid;
  gap: 1.5rem;
}
@media (min-width: 768px) { .projects-grid { grid-template-columns: 1fr 1fr; gap: 2rem; } }

.project-link { display: block; }
.project-thumb {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  border-radius: 1rem;
  border: 1px solid var(--border);
}
.project-meta-overlay {
  position: absolute;
  top: 1rem;
  left: 1rem;
  right: 1rem;
  display: flex;
  justify-content: space-between;
  font-size: .6875rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: rgba(255,255,255,.8);
}
.project-arrow-btn {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: rgba(255,255,255,.95);
  color: var(--foreground);
  transform: translateY(8px);
  opacity: 0;
  transition: transform .3s, opacity .3s;
}
.project-link:hover .project-arrow-btn { transform: translateY(0); opacity: 1; }
.project-info { margin-top: 1.25rem; display: flex; flex-direction: column; gap: .5rem; }
.project-info-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}
.project-title {
  font-size: 1.0625rem;
  font-weight: 500;
  letter-spacing: -.015em;
  line-height: 1.35;
}
@media (min-width: 640px) { .project-title { font-size: 1.25rem; } }
.project-category-tag {
  flex-shrink: 0;
  font-size: .75rem;
  color: var(--muted-fg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .25rem .625rem;
  white-space: nowrap;
}
.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .375rem .75rem;
  font-size: .75rem;
  color: var(--muted-fg);
}

/* ─── Card Motifs ────────────────────────────────────── */
.card-motif {
  position: absolute;
  inset: 0;
}
.card-motif.grid-motif {
  opacity: .6;
  background-image:
    linear-gradient(to right, rgba(0,0,0,.12) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0,0,0,.12) 1px, transparent 1px);
  background-size: 32px 32px;
}
.card-motif.type {
  display: grid;
  place-items: center;
  padding: 2rem;
}
.type-text {
  font-family: var(--font-display);
  font-size: clamp(5rem, 15vw, 7.5rem);
  line-height: 1;
  letter-spacing: -.02em;
  color: rgba(255,255,255,.9);
}
.card-motif.device {
  display: grid;
  place-items: center;
  padding: 2.5rem;
}
.device-frame {
  aspect-ratio: 9/16;
  height: 100%;
  max-height: 280px;
  border-radius: 1.5rem;
  border: 1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(8px);
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.device-notch {
  height: 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.device-pill { width: 3rem; height: .375rem; border-radius: 999px; background: rgba(255,255,255,.3); }
.device-content { padding: .75rem; display: flex; flex-direction: column; gap: .5rem; flex: 1; }
.device-line { height: .5rem; border-radius: 999px; background: rgba(255,255,255,.4); }
.device-line.wide { width: 66%; }
.device-line.narrow { width: 33%; background: rgba(255,255,255,.2); }
.device-line.half { width: 50%; background: rgba(255,255,255,.2); }
.device-line.two-thirds { width: 66%; background: rgba(255,255,255,.15); }
.device-block { border-radius: .5rem; background: rgba(255,255,255,.15); }
.device-block.tall { height: 4rem; }
.device-block.medium { height: 2.5rem; }
.device-block.dim { background: rgba(255,255,255,.1); }
.device-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; }

/* ─── Case Study ─────────────────────────────────────── */
.case-header {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
@media (min-width: 640px) {
  .case-header { flex-direction: row; align-items: flex-end; justify-content: space-between; }
}
.case-title { max-width: 48rem; }
.case-meta { display: flex; align-items: center; gap: .75rem; font-size: .875rem; color: var(--muted-fg); white-space: nowrap; }

.case-context-grid {
  margin-top: 3.5rem;
  display: grid;
  gap: 1px;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: var(--border);
  overflow: hidden;
}
@media (min-width: 768px) { .case-context-grid { grid-template-columns: repeat(3, 1fr); } }
.case-context-item { background: var(--background); padding: 1.5rem 2rem; }

.case-process-grid {
  margin-top: 3rem;
  display: grid;
  gap: 1rem;
}
@media (min-width: 1024px) { .case-process-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 640px) and (max-width: 1023px) { .case-process-grid { grid-template-columns: repeat(2, 1fr); } }
.case-step {
  border-radius: .75rem;
  border: 1px solid var(--border);
  background: var(--background);
  padding: 1.5rem;
}
.step-header { display: flex; align-items: center; gap: .5rem; margin-bottom: .75rem; }
.step-num { font-family: var(--font-display); font-size: 1rem; color: var(--primary); }
.step-label-text { font-size: .75rem; text-transform: uppercase; letter-spacing: .18em; color: var(--muted-fg); }
.step-detail { font-size: .875rem; line-height: 1.65; color: var(--muted-fg); }

.results-box {
  margin-top: 3rem;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: var(--foreground);
  color: var(--background);
  padding: 2rem;
}
@media (min-width: 640px) { .results-box { padding: 3rem; } }
.results-label { font-size: .75rem; text-transform: uppercase; letter-spacing: .18em; opacity: .6; }
.results-grid { margin-top: 1.5rem; display: grid; gap: 2rem; }
@media (min-width: 640px) { .results-grid { grid-template-columns: repeat(3, 1fr); } }
.result-value {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 4.5rem);
  letter-spacing: -.03em;
  line-height: 1;
}
.result-label { margin-top: .5rem; font-size: .875rem; opacity: .7; }

/* ─── Process ────────────────────────────────────────── */
.process-list {
  position: relative;
  margin-top: 4rem;
  border-left: 1px solid var(--border);
  padding-left: 2rem;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}
@media (min-width: 640px) { .process-list { padding-left: 3rem; gap: 3.5rem; } }
.process-step { position: relative; }
.step-dot {
  position: absolute;
  left: -2.5rem;
  top: .375rem;
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background: var(--background);
  border: 2px solid var(--primary);
  display: grid;
  place-items: center;
}
@media (min-width: 640px) { .step-dot { left: -3.5rem; } }
.step-dot::after {
  content: '';
  width: .375rem;
  height: .375rem;
  border-radius: 50%;
  background: var(--primary);
}
.step-title-row { display: flex; align-items: baseline; gap: .75rem; }
.step-number { font-family: var(--font-display); font-size: 1.5rem; color: var(--primary); }
.step-title { font-size: 1.25rem; font-weight: 500; letter-spacing: -.015em; }
@media (min-width: 640px) { .step-title { font-size: 1.5rem; } }
.step-body { margin-top: .5rem; max-width: 40rem; font-size: 1rem; line-height: 1.7; color: var(--muted-fg); }

/* ─── Skills ─────────────────────────────────────────── */
.skills-layout { display: grid; gap: 3rem; }
@media (min-width: 1024px) { .skills-layout { grid-template-columns: 4fr 8fr; gap: 4rem; } }
.skills-grid { display: grid; gap: 1.5rem; }
@media (min-width: 640px) { .skills-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem 2.5rem; } }
.skill-item {}
.skill-header { display: flex; align-items: baseline; justify-content: space-between; gap: .75rem; margin-bottom: .5rem; }
.skill-name { font-size: .875rem; font-weight: 500; }
.skill-years { font-size: .75rem; color: var(--muted-fg); }
.skill-bar-track { height: .375rem; width: 100%; background: var(--border); border-radius: 999px; overflow: hidden; }
.skill-bar-fill {
  height: 100%;
  border-radius: 999px;
  background: var(--foreground);
  width: 0;
  transition: width 1s cubic-bezier(.22,1,.36,1);
}
.skill-bar-fill.animated { width: var(--target-width); }

.stack-section { margin-top: 3rem; padding-top: 2rem; }
.tools-wrap { margin-top: 1rem; display: flex; flex-wrap: wrap; gap: .5rem; }
.tool-tag {
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--background);
  padding: .375rem .875rem;
  font-size: .875rem;
  color: var(--foreground);
}

/* ─── Testimonials ───────────────────────────────────── */
.testimonials-grid {
  margin-top: 3.5rem;
  display: grid;
  gap: 1.5rem;
}
@media (min-width: 768px) { .testimonials-grid { grid-template-columns: repeat(3, 1fr); } }
.testimonial-card {
  display: flex;
  flex-direction: column;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: var(--background);
  padding: 1.5rem 2rem;
  transition: border-color .2s, box-shadow .2s;
}
.testimonial-card:hover {
  border-color: rgba(28,27,42,.2);
  box-shadow: var(--shadow-card);
}
html.dark .testimonial-card:hover { border-color: rgba(255,255,255,.15); }
.quote-mark { font-family: var(--font-display); font-size: 2.5rem; line-height: 1; color: var(--primary); }
.quote-text { margin-top: .5rem; flex: 1; font-size: 1rem; line-height: 1.7; color: var(--foreground); }
.testimonial-author {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  display: flex;
  align-items: center;
  gap: .75rem;
}
.author-avatar {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--surface);
  font-size: .8125rem;
  font-weight: 500;
  flex-shrink: 0;
}
.author-name { font-size: .875rem; font-weight: 500; }
.author-role { font-size: .75rem; color: var(--muted-fg); }

/* ─── Contact ────────────────────────────────────────── */
.contact-box {
  position: relative;
  border-radius: 1.5rem;
  border: 1px solid var(--border);
  background: rgba(248,248,252,.6);
  padding: 2rem;
  overflow: hidden;
}
html.dark .contact-box { background: rgba(26,26,48,.6); }
@media (min-width: 640px) { .contact-box { padding: 3.5rem; } }
@media (min-width: 1024px) { .contact-box { padding: 5rem; } }
.contact-glow {
  position: absolute;
  top: -8rem;
  right: -8rem;
  width: 26rem;
  height: 26rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(108,99,255,.35), transparent 70%);
  filter: blur(48px);
  opacity: .5;
  pointer-events: none;
}
html.dark .contact-glow { opacity: .4; }
.contact-inner { position: relative; }
.contact-heading {
  margin-top: 1rem;
  font-size: clamp(2rem, 6vw, 3.75rem);
  font-weight: 600;
  letter-spacing: -.03em;
  line-height: 1.05;
  max-width: 48rem;
}
.contact-desc {
  margin-top: 1.5rem;
  max-width: 36rem;
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--muted-fg);
}
.contact-actions {
  margin-top: 2.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
}
.channels-grid {
  margin-top: 3.5rem;
  display: grid;
  gap: 1px;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: var(--border);
  overflow: hidden;
}
@media (min-width: 640px) { .channels-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .channels-grid { grid-template-columns: repeat(4, 1fr); } }
.channel-card {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  background: var(--background);
  padding: 1.5rem;
  transition: background .2s;
}
.channel-card:hover { background: var(--surface); }
.channel-top { display: flex; align-items: center; justify-content: space-between; }
.channel-icon {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: .375rem;
  border: 1px solid var(--border);
  color: var(--muted-fg);
  transition: color .2s, border-color .2s;
}
.channel-card:hover .channel-icon { color: var(--foreground); border-color: rgba(28,27,42,.2); }
html.dark .channel-card:hover .channel-icon { border-color: rgba(255,255,255,.2); }
.channel-arrow { color: var(--muted-fg); transition: transform .2s, color .2s; }
.channel-card:hover .channel-arrow { transform: translate(2px,-2px); color: var(--foreground); }
.channel-label { font-size: .75rem; text-transform: uppercase; letter-spacing: .18em; color: var(--muted-fg); }
.channel-value { margin-top: .25rem; font-size: .875rem; color: var(--foreground); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.site-footer {
  margin-top: 4rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: .75rem;
  color: var(--muted-fg);
}
@media (min-width: 640px) {
  .site-footer { flex-direction: row; align-items: center; justify-content: space-between; }
}

/* ─── Project Detail ─────────────────────────────────── */
.project-detail-header {
  padding-top: 8rem;
  padding-bottom: 3rem;
}
@media (min-width: 640px) { .project-detail-header { padding-top: 10rem; padding-bottom: 4rem; } }
.back-link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .875rem;
  color: var(--muted-fg);
  transition: color .2s;
}
.back-link:hover { color: var(--foreground); }
.project-meta-row {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .75rem;
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .18em;
  color: var(--muted-fg);
}
.project-meta-row .primary { color: var(--primary); }
.project-detail-title {
  margin-top: 1.25rem;
  font-size: clamp(2rem, 6vw, 3.75rem);
  font-weight: 600;
  letter-spacing: -.04em;
  line-height: 1.05;
}
.project-detail-summary {
  margin-top: 1.5rem;
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--muted-fg);
  max-width: 48rem;
  line-height: 1.65;
}

.project-hero-img {
  border-radius: 1rem;
  border: 1px solid var(--border);
  overflow: hidden;
  aspect-ratio: 16/9;
  position: relative;
}

.project-detail-meta {
  display: grid;
  gap: 2rem;
  padding: 3rem 0;
}
@media (min-width: 768px) { .project-detail-meta { grid-template-columns: repeat(4, 1fr); } }
.meta-key { font-size: .75rem; text-transform: uppercase; letter-spacing: .18em; color: var(--muted-fg); }
.meta-value { margin-top: .5rem; font-size: .875rem; }

.overview-grid {
  padding: 3rem 0;
  display: grid;
  gap: 3rem;
}
@media (min-width: 768px) { .overview-grid { grid-template-columns: 4fr 8fr; } }
.overview-sections { display: flex; flex-direction: column; gap: 2.5rem; }
.overview-block {}
.overview-label { font-size: .75rem; text-transform: uppercase; letter-spacing: .18em; color: var(--primary); }
.overview-text { margin-top: .75rem; font-size: 1.0625rem; line-height: 1.75; }

.gallery-section { padding: 3rem 0; }
.gallery-list { margin-top: 2rem; display: flex; flex-direction: column; gap: 1.5rem; }
@media (min-width: 640px) { .gallery-list { gap: 2rem; } }
.gallery-item figure {}
.gallery-item--wide figure {}
.gallery-item--offset { }
@media (min-width: 768px) {
  .gallery-item--offset { display: grid; grid-template-columns: 8fr 4fr; gap: 2rem; align-items: end; }
}
.gallery-thumb {
  border-radius: 1rem;
  border: 1px solid var(--border);
  overflow: hidden;
  position: relative;
}
.gallery-thumb--wide { aspect-ratio: 16/10; }
.gallery-thumb--4-3 { aspect-ratio: 4/3; }
figcaption { margin-top: .75rem; font-size: .875rem; color: var(--muted-fg); }

.process-sections { padding: 3rem 0; }
.process-sections-grid {
  display: grid;
  gap: 3rem;
}
@media (min-width: 768px) { .process-sections-grid { grid-template-columns: 4fr 8fr; } }
.process-blocks { display: flex; flex-direction: column; gap: 2.5rem; }
.process-block {}
.process-block-heading { font-size: 1.5rem; font-weight: 600; letter-spacing: -.02em; }
.process-block-body { margin-top: .75rem; font-size: 1rem; line-height: 1.7; color: var(--muted-fg); }

.related-section { padding: 3rem 0 6rem; }
.related-header { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 2rem; }
.related-see-all { font-size: .875rem; color: var(--muted-fg); transition: color .2s; }
.related-see-all:hover { color: var(--foreground); }
.related-grid { display: grid; gap: 1.5rem; }
@media (min-width: 768px) { .related-grid { grid-template-columns: 1fr 1fr; gap: 2rem; } }

.not-found {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
  text-align: center;
}
.not-found-inner { max-width: 28rem; }
.not-found-code { font-size: .75rem; text-transform: uppercase; letter-spacing: .18em; color: var(--muted-fg); }
.not-found-title { margin-top: .75rem; font-size: 1.875rem; font-weight: 600; letter-spacing: -.025em; }
.not-found-desc { margin-top: .75rem; font-size: .875rem; color: var(--muted-fg); }
.not-found-link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin-top: 1.5rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: .5rem 1rem;
  font-size: .875rem;
  transition: background .2s;
}
.not-found-link:hover { background: var(--surface); }