/* ================================================
   DESIGN TOKENS
   ================================================ */
:root {
  --ground:        #FFFFFF;
  --surface:       #F7FAF8;
  --text:          #121412;
  --text-muted:    #6B7A72;
  --accent:        #1A5C38;
  --accent-hover:  #145230;
  --accent-light:  #EBF3EE;
  --accent-border: #D4E8DC;

  --font-display: 'Cormorant', Georgia, serif;
  --font-body:    'Instrument Sans', system-ui, -apple-system, sans-serif;

  --nav-h:       72px;
  --container-w: 1200px;
  --px:          clamp(1.25rem, 5vw, 3rem);
  --section-py:  clamp(4.5rem, 10vw, 8rem);

  --r-sm:  4px;
  --r-md:  8px;
  --r-lg:  16px;

  --shadow-card:  0 2px 12px rgba(18,20,18,.07), 0 1px 3px rgba(18,20,18,.05);
  --shadow-hover: 0 10px 36px rgba(18,20,18,.13), 0 2px 8px rgba(18,20,18,.06);
  --shadow-modal: 0 28px 90px rgba(18,20,18,.22);

  --t-fast: 150ms ease;
  --t-base: 240ms ease;
  --t-slow: 420ms cubic-bezier(.22,.68,0,1.2);
}

/* ================================================
   RESET
   ================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}

body {
  font-family: var(--font-body);
  background: var(--ground);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul[role="list"] { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
textarea { resize: vertical; }

/* ================================================
   TYPOGRAPHY HELPERS
   ================================================ */
.eyebrow {
  font-family: var(--font-body);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 400;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.section-title em {
  font-style: italic;
  font-weight: 300;
  color: var(--accent);
}

.body-copy {
  font-size: .9375rem;
  color: var(--text-muted);
  line-height: 1.78;
  margin-bottom: 1.25rem;
}

/* ================================================
   LAYOUT
   ================================================ */
.container {
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: var(--px);
}

.section { padding-block: var(--section-py); }

.section-header.centered { text-align: center; margin-bottom: 3rem; }
.section-header.centered .section-title { margin-bottom: 0; }

/* ================================================
   BUTTONS
   ================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .8rem 1.8rem;
  border-radius: var(--r-sm);
  font-family: var(--font-body);
  font-size: .875rem;
  font-weight: 500;
  letter-spacing: .02em;
  transition: background var(--t-base), border-color var(--t-base),
              color var(--t-base), box-shadow var(--t-base), transform var(--t-fast);
}

.btn--primary {
  background: var(--accent);
  color: #fff;
  border: 2px solid var(--accent);
}
.btn--primary:hover,
.btn--primary:focus-visible {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(26,92,56,.3);
}

.btn--ghost {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent-border);
}
.btn--ghost:hover,
.btn--ghost:focus-visible {
  border-color: var(--accent);
  background: var(--accent-light);
}

.btn--full { width: 100%; justify-content: center; }

.btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

/* ================================================
   NAVIGATION
   ================================================ */
#site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-base), box-shadow var(--t-base);
}

#site-header.scrolled {
  border-bottom-color: var(--accent-border);
  box-shadow: 0 1px 24px rgba(18,20,18,.07);
}

.nav-inner {
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: var(--px);
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: .02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  list-style: none;
}

.nav-links a {
  font-size: .84rem;
  font-weight: 500;
  color: var(--text);
  letter-spacing: .02em;
  position: relative;
  transition: color var(--t-fast);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0; right: 0;
  height: 1.5px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-base);
}

.nav-links a:hover,
.nav-links a.active { color: var(--accent); }
.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }

.nav-links .nav-cta {
  padding: .5rem 1.25rem;
  background: var(--accent);
  color: #fff;
  border-radius: var(--r-sm);
  transition: background var(--t-fast);
}
.nav-links .nav-cta::after { display: none; }
.nav-links .nav-cta:hover { background: var(--accent-hover); color: #fff; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  height: 1.5px;
  background: var(--text);
  transition: transform var(--t-base), opacity var(--t-fast);
  transform-origin: center;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ================================================
   HERO
   ================================================ */
.hero-section {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-h);
  background: var(--ground);
}

/* Soft radial bloom top-right */
.hero-section::before {
  content: '';
  position: absolute;
  top: -180px; right: -180px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, var(--accent-light) 0%, transparent 68%);
  pointer-events: none;
}

.hero-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  width: 100%;
  padding-block: 5rem 3rem;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 600px;
  animation: heroSlide .9s cubic-bezier(.22,.68,0,1.1) .1s both;
}

@keyframes heroSlide {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero-content .eyebrow { margin-bottom: 1.5rem; }

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.6rem, 8.5vw, 7.2rem);
  font-weight: 400;
  line-height: 1.04;
  letter-spacing: -.02em;
  color: var(--text);
  margin-bottom: 1.5rem;
}

.hero-title em {
  font-style: italic;
  font-weight: 300;
  color: var(--accent);
}

.hero-sub {
  font-size: .82rem;
  color: var(--text-muted);
  letter-spacing: .09em;
  margin-bottom: 2.5rem;
  text-transform: uppercase;
}

.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Decorative geometry */
.hero-decor {
  position: relative;
  flex-shrink: 0;
  width: 220px;
  height: 340px;
  animation: heroSlide .9s cubic-bezier(.22,.68,0,1.1) .3s both;
}

.decor-ring {
  position: absolute;
  right: 0; top: 50%;
  transform: translateY(-50%);
  width: 180px; height: 180px;
  border: 1.5px solid var(--accent-border);
  border-radius: 50%;
  overflow: visible;
}

.decor-ring::before {
  content: '';
  position: absolute;
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  top: -4px;
  left: calc(50% - 4px);
  /* transform-origin at the ring's center relative to the dot */
  transform-origin: 4px 94px;
  animation: ring-orbit 5s linear infinite;
}

.decor-ring-sm {
  position: absolute;
  left: 10px; bottom: 30px;
  width: 60px; height: 60px;
  border: 1px solid var(--accent-border);
  border-radius: 50%;
}

.decor-bar {
  position: absolute;
  left: 50%; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom,
    transparent 0%,
    var(--accent) 25%,
    var(--accent) 75%,
    transparent 100%);
  transform: translateX(-50%);
}

.decor-dot {
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 14px; height: 14px;
  background: var(--accent);
  border-radius: 50%;
  animation: dotPulse 3s ease-in-out infinite;
}

@keyframes ring-orbit {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes dotPulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
  50%       { transform: translate(-50%, -50%) scale(.65); opacity: .5; }
}

/* Scroll hint */
.scroll-hint {
  position: absolute;
  bottom: 2rem; left: 50%;
  transform: translateX(-50%);
}

.scroll-line {
  display: block;
  width: 1px;
  height: 52px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollBob 2.2s ease infinite;
}

@keyframes scrollBob {
  0%, 100% { opacity: .35; transform: scaleY(1) translateY(0); }
  50%       { opacity: 1;   transform: scaleY(.7) translateY(8px); }
}

/* ================================================
   ABOUT
   ================================================ */
.about { background: var(--surface); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.45fr;
  gap: clamp(2rem, 7vw, 5rem);
  align-items: center;
}

.about-visual {
  position: relative;
  display: flex;
  justify-content: center;
  isolation: isolate;
  /* room for the offset frame to breathe */
  padding-right: 18px;
  padding-bottom: 18px;
}

.about-photo-frame {
  width: min(300px, 100%);
  aspect-ratio: 3/4;
  position: relative;
  overflow: visible;
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-hover);
}

/* Offset accent border — the editorial shadow-frame */
.about-photo-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1.5px solid var(--accent);
  border-radius: var(--r-lg);
  transform: translate(16px, 16px);
  z-index: -1;
  pointer-events: none;
  opacity: .55;
}

.about-photo-inner {
  height: 100%;
  border-radius: var(--r-lg);
  overflow: hidden;
}

.about-photo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  filter: grayscale(100%);
}

.stats-row {
  display: flex;
  gap: 2.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--accent-border);
  flex-wrap: wrap;
}

.stat { display: flex; flex-direction: column; gap: .25rem; }

.stat-value {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
}

.stat-label {
  font-size: .72rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: .05em;
}

/* ================================================
   TECH STACK
   ================================================ */
.stack { background: var(--ground); }

.stack-tabs {
  display: flex;
  gap: .5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2.75rem;
}

.tab-btn {
  padding: .55rem 1.4rem;
  font-family: var(--font-body);
  font-size: .84rem;
  font-weight: 500;
  color: var(--text-muted);
  border: 1.5px solid var(--accent-border);
  border-radius: 100px;
  transition: background var(--t-base), color var(--t-base),
              border-color var(--t-base), box-shadow var(--t-fast);
}

.tab-btn:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-light); }
.tab-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.tab-btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

.stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(195px, 1fr));
  gap: .875rem;
}

.stack-card {
  background: var(--surface);
  border: 1px solid var(--accent-border);
  border-radius: var(--r-md);
  padding: 1.1rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  transition: border-color var(--t-base), background var(--t-base),
              transform var(--t-fast), box-shadow var(--t-base);
}

.stack-card:hover {
  border-color: var(--accent);
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.stack-card-name {
  font-weight: 500;
  font-size: .875rem;
  color: var(--text);
}

.stack-card-level {
  flex-shrink: 0;
  font-size: .65rem;
  font-weight: 600;
  letter-spacing: .07em;
  text-transform: uppercase;
  padding: .18rem .6rem;
  border-radius: 100px;
}

.level--expert       { background: #D4E8DC; color: #1A5C38; }
.level--advanced     { background: var(--accent-light); color: #2D7A4F; }
.level--intermediate { background: var(--surface); color: var(--text-muted); border: 1px solid var(--accent-border); }

/* ================================================
   WORKS
   ================================================ */
.works { background: var(--surface); }

.filter-bar {
  display: flex;
  gap: .5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.filter-btn {
  padding: .45rem 1.2rem;
  font-family: var(--font-body);
  font-size: .78rem;
  font-weight: 500;
  color: var(--text-muted);
  border: 1.5px solid var(--accent-border);
  border-radius: 100px;
  transition: background var(--t-base), color var(--t-base), border-color var(--t-base);
}

.filter-btn:hover { color: var(--accent); border-color: var(--accent); }
.filter-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.filter-btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

/* Project card */
.project-card {
  background: var(--ground);
  border: 1px solid var(--accent-border);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: box-shadow var(--t-base), transform var(--t-base), border-color var(--t-base);
}

.project-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-5px); border-color: var(--accent); }
.project-card:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

.card-image {
  height: 195px;
  background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent-border) 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.card-image img { width: 100%; height: 100%; object-fit: cover; }

.card-placeholder-letter {
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: 300;
  color: var(--accent);
  opacity: .25;
  letter-spacing: .05em;
  user-select: none;
}

.card-type-badge {
  position: absolute;
  top: 1rem; left: 1rem;
  background: rgba(255,255,255,.92);
  border: 1px solid var(--accent-border);
  border-radius: 100px;
  padding: .22rem .75rem;
  font-size: .67rem;
  font-weight: 600;
  letter-spacing: .07em;
  color: var(--accent);
  text-transform: uppercase;
}

.card-body {
  padding: 1.4rem 1.5rem 1.6rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: .7rem;
}

.card-country {
  font-size: .78rem;
  color: var(--text-muted);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: .35rem;
}

.card-year { font-size: .73rem; color: var(--text-muted); }

.card-title {
  font-family: var(--font-display);
  font-size: 1.38rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.28;
  margin-bottom: .7rem;
}

.card-desc {
  font-size: .86rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 1rem;
  flex: 1;
}

.card-techs {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
  margin-bottom: 1.1rem;
}

.tech-pill {
  font-size: .67rem;
  font-weight: 500;
  letter-spacing: .03em;
  padding: .2rem .6rem;
  background: var(--accent-light);
  color: var(--accent);
  border-radius: 100px;
}

.card-cta {
  font-size: .75rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: .06em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  transition: gap var(--t-fast);
}

.project-card:hover .card-cta { gap: .8rem; }

/* Hidden cards */
.project-card.hidden { display: none; }

/* ================================================
   SERVICES
   ================================================ */
.services { background: var(--accent-light); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.service-card {
  background: var(--ground);
  border: 1px solid var(--accent-border);
  border-radius: var(--r-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: .9rem;
  transition: box-shadow var(--t-base), transform var(--t-base), border-color var(--t-base);
}

.service-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
  border-color: var(--accent);
}

.service-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-light);
  border: 1px solid var(--accent-border);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.service-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.25;
}

.service-desc {
  font-size: .875rem;
  color: var(--text-muted);
  line-height: 1.72;
}

/* ================================================
   CONTACT
   ================================================ */
.contact { background: var(--ground); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: clamp(2.5rem, 7vw, 5.5rem);
  align-items: start;
}

.contact-links { margin-top: 2rem; display: flex; flex-direction: column; gap: 1rem; }

.contact-link {
  display: flex;
  align-items: center;
  gap: .7rem;
  font-size: .875rem;
  color: var(--text-muted);
  transition: color var(--t-fast);
}
.contact-link:hover { color: var(--accent); }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--accent-border);
  border-radius: var(--r-lg);
  padding: clamp(1.5rem, 4.5vw, 2.75rem);
}

.form-group { margin-bottom: 1.2rem; }

.form-group label {
  display: block;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: .5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .8rem 1rem;
  font-family: var(--font-body);
  font-size: .9rem;
  color: var(--text);
  background: var(--ground);
  border: 1.5px solid var(--accent-border);
  border-radius: var(--r-sm);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  -webkit-appearance: none;
  appearance: none;
}

.form-group select {
  padding-right: 2.5rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%231A5C38' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  cursor: pointer;
}

.form-group select option[value=""] { color: var(--text-muted); }

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); opacity: .55; }

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(26,92,56,.12);
}

.form-group input.input-error,
.form-group select.input-error,
.form-group textarea.input-error { border-color: #DC2626; }

.form-feedback {
  margin-top: 1rem;
  font-size: .86rem;
  text-align: center;
  min-height: 1.4rem;
}

.form-feedback.success { color: var(--accent); }
.form-feedback.error   { color: #DC2626; }

/* ================================================
   MODAL
   ================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(18,20,18,.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-base);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: var(--ground);
  border-radius: var(--r-lg);
  max-width: 740px;
  width: 100%;
  max-height: 88dvh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-modal);
  transform: translateY(24px) scale(.97);
  transition: transform var(--t-slow);
}

.modal-overlay.open .modal-box {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: sticky;
  top: 1.25rem;
  float: right;
  margin: 1.25rem 1.25rem 0 0;
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--surface);
  color: var(--text-muted);
  transition: background var(--t-fast), color var(--t-fast);
  z-index: 1;
}
.modal-close:hover   { background: var(--accent-light); color: var(--accent); }
.modal-close:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

.modal-body { padding: 1.5rem 2.5rem 2.75rem; }

.modal-badges {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-bottom: 1.5rem;
}

.m-badge {
  font-size: .67rem;
  font-weight: 600;
  letter-spacing: .09em;
  text-transform: uppercase;
  padding: .25rem .75rem;
  border-radius: 100px;
}

.m-badge--type    { background: var(--accent); color: #fff; }
.m-badge--country { background: var(--accent-light); color: var(--accent); border: 1px solid var(--accent-border); }
.m-badge--year    { background: var(--surface); color: var(--text-muted); border: 1px solid var(--accent-border); }

.modal-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 600;
  color: var(--text);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.modal-section { margin-top: 1.5rem; }

.modal-section-label {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .65rem;
}

.modal-text {
  font-size: .9375rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: .75rem;
}
.modal-text:last-child { margin-bottom: 0; }

.modal-divider { height: 1px; background: var(--accent-border); margin: 1.75rem 0; }

.modal-techs { display: flex; flex-wrap: wrap; gap: .45rem; }

.modal-actions { display: flex; gap: 1rem; margin-top: 2rem; flex-wrap: wrap; }

/* ================================================
   FOOTER
   ================================================ */
.site-footer {
  background: var(--text);
  color: rgba(255,255,255,.45);
  padding-block: 2.5rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  color: #fff;
}

.footer-copy { font-size: .78rem; }

.footer-nav { display: flex; gap: 1.5rem; }
.footer-nav a { font-size: .78rem; transition: color var(--t-fast); }
.footer-nav a:hover { color: #fff; }

/* ================================================
   SCROLL ANIMATIONS
   ================================================ */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .65s ease, transform .65s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ================================================
   RESPONSIVE
   ================================================ */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-visual { display: none; }
  .contact-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --nav-h: 60px; }

  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--ground);
    flex-direction: column;
    gap: 0;
    list-style: none;
    padding-block: .75rem;
    border-bottom: 1px solid var(--accent-border);
    box-shadow: 0 8px 28px rgba(18,20,18,.10);
    transform: translateY(-110%);
    transition: transform var(--t-base);
  }

  .nav-links.open { transform: translateY(0); }

  .nav-links a {
    display: block;
    padding: .75rem var(--px);
    font-size: .95rem;
  }
  .nav-links a::after { display: none; }

  .nav-links .nav-cta {
    margin: .5rem var(--px) 0;
    display: block;
    text-align: center;
    border-radius: var(--r-sm);
    padding: .75rem;
  }

  .hero-decor { display: none; }
  .hero-title { font-size: clamp(2.8rem, 13vw, 4.5rem); }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { justify-content: center; }

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

  .modal-body { padding: 1.25rem 1.5rem 2rem; }
  .modal-actions { flex-direction: column; }

  .footer-inner { flex-direction: column; text-align: center; }
  .footer-nav { flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 480px) {
  .stack-grid { grid-template-columns: 1fr 1fr; }
  .stats-row { gap: 1.5rem; }
  .services-grid { grid-template-columns: 1fr; }
}