/* ============================================================
   PRESTOREXCEL LTD — MAIN STYLESHEET
   Theme: Industrial Steel + Flame Orange
   ============================================================ */

/* --- TOKENS --- */
:root {
  --clr-bg:          #0d0f14;
  --clr-surface:     #13161d;
  --clr-surface-2:   #1a1e28;
  --clr-border:      #252a36;
  --clr-orange:      #f5820a;
  --clr-orange-dim:  #c96800;
  --clr-orange-glow: rgba(245,130,10,.15);
  --clr-steel:       #8a95a8;
  --clr-text:        #dde3ef;
  --clr-text-dim:    #8a95a8;
  --clr-white:       #ffffff;
  --clr-black:       #000000;

  --ff-display: 'Barlow Condensed', sans-serif;
  --ff-body:    'Inter', sans-serif;

  --fs-xs:   0.75rem;
  --fs-sm:   0.875rem;
  --fs-base: 1rem;
  --fs-lg:   1.125rem;
  --fs-xl:   1.25rem;
  --fs-2xl:  1.5rem;
  --fs-3xl:  2rem;
  --fs-4xl:  2.75rem;
  --fs-5xl:  3.75rem;
  --fs-6xl:  5rem;

  --radius-sm: 4px;
  --radius:    8px;
  --radius-lg: 16px;

  --shadow:    0 4px 24px rgba(0,0,0,.5);
  --shadow-lg: 0 12px 48px rgba(0,0,0,.6);

  --transition: 0.25s ease;
  --nav-h: 72px;
}

/* --- RESET --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a  { color: var(--clr-orange); text-decoration: none; transition: color var(--transition); }
a:hover { color: #ffaa44; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: var(--ff-body); }

/* --- LAYOUT --- */
.container {
  width: 100%;
  max-width: 1220px;
  margin-inline: auto;
  padding-inline: 24px;
}
.section { padding-block: 96px; }
.section--sm { padding-block: 64px; }

/* --- TOPBAR --- */
.topbar {
  background: var(--clr-orange);
  color: #000;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: .03em;
  padding: 6px 0;
}
.topbar__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
}
.topbar__inner span { display: flex; align-items: center; gap: 6px; }
.topbar__inner i { font-size: .85em; }

/* --- HEADER --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: rgba(13,15,20,.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--clr-border);
  height: var(--nav-h);
  transition: background var(--transition);
}
.site-header.scrolled { background: rgba(13,15,20,.98); }
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* LOGO */
.logo { display: flex; align-items: center; gap: 10px; }
.logo__mark {
  width: 42px; height: 42px;
  background: var(--clr-orange);
  color: #000;
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: 1.1rem;
  display: grid;
  place-items: center;
  clip-path: polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%);
}
.logo__text {
  font-family: var(--ff-display);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--clr-white);
  letter-spacing: .06em;
  line-height: 1.1;
}
.logo__text small {
  display: block;
  font-size: .65rem;
  letter-spacing: .25em;
  color: var(--clr-orange);
  font-weight: 600;
}

/* NAV */
.nav { display: flex; align-items: center; gap: 4px; }
.nav__link {
  color: var(--clr-text-dim);
  font-size: var(--fs-sm);
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  letter-spacing: .03em;
}
.nav__link:hover, .nav__link.active {
  color: var(--clr-white);
  background: var(--clr-surface-2);
}
.btn-nav {
  background: var(--clr-orange) !important;
  color: #000 !important;
  font-weight: 700 !important;
  padding: 8px 20px !important;
}
.btn-nav:hover { background: #ffaa44 !important; color: #000 !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--ff-body);
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: .05em;
  border-radius: var(--radius-sm);
  padding: 13px 28px;
  border: 2px solid transparent;
  transition: all var(--transition);
  cursor: pointer;
  text-transform: uppercase;
}
.btn--primary {
  background: var(--clr-orange);
  color: #000;
  border-color: var(--clr-orange);
}
.btn--primary:hover {
  background: #ffaa44;
  border-color: #ffaa44;
  color: #000;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(245,130,10,.35);
}
.btn--outline {
  background: transparent;
  color: var(--clr-white);
  border-color: rgba(255,255,255,.3);
}
.btn--outline:hover {
  border-color: var(--clr-orange);
  color: var(--clr-orange);
  background: var(--clr-orange-glow);
}
.btn--sm { padding: 9px 18px; font-size: var(--fs-xs); }
.btn--lg { padding: 16px 36px; font-size: var(--fs-base); }

/* --- SECTION TITLES --- */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--clr-orange);
  margin-bottom: 14px;
}
.section-tag::before {
  content: '';
  display: block;
  width: 28px; height: 2px;
  background: var(--clr-orange);
}
.section-title {
  font-family: var(--ff-display);
  font-size: var(--fs-4xl);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1.1;
  letter-spacing: .02em;
  text-transform: uppercase;
}
.section-title span { color: var(--clr-orange); }
.section-subtitle {
  color: var(--clr-text-dim);
  font-size: var(--fs-lg);
  margin-top: 12px;
  max-width: 600px;
  line-height: 1.7;
}
.section-head { margin-bottom: 56px; }
.section-head--center { text-align: center; }
.section-head--center .section-tag { justify-content: center; }
.section-head--center .section-subtitle { margin-inline: auto; }

/* --- HERO --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--clr-bg);
}
.hero__bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(13,15,20,.97) 40%, rgba(13,15,20,.7) 100%),
    url('https://images.unsplash.com/photo-1578662996442-48f60103fc96?w=1800&q=80') center/cover no-repeat;
}
.hero__grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(245,130,10,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,130,10,.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero__content {
  position: relative;
  z-index: 2;
  max-width: 760px;
}
.hero__eyebrow {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--clr-orange);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero__eyebrow::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--clr-orange);
  max-width: 60px;
}
.hero__title {
  font-family: var(--ff-display);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 800;
  color: var(--clr-white);
  line-height: 1.0;
  text-transform: uppercase;
  letter-spacing: .02em;
  margin-bottom: 24px;
}
.hero__title em {
  font-style: normal;
  color: var(--clr-orange);
  display: block;
}
.hero__desc {
  color: var(--clr-steel);
  font-size: var(--fs-lg);
  line-height: 1.7;
  max-width: 520px;
  margin-bottom: 40px;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 16px; }
.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--clr-text-dim);
  font-size: var(--fs-xs);
  letter-spacing: .12em;
  text-transform: uppercase;
  z-index: 2;
  animation: bounce 2s infinite;
}
.hero__scroll i { font-size: 1.2rem; }
@keyframes bounce {
  0%,100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(8px); }
}

/* --- SERVICES CARDS --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: var(--clr-orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.service-card:hover { transform: translateY(-6px); border-color: var(--clr-orange); box-shadow: 0 20px 48px rgba(0,0,0,.4); }
.service-card:hover::before { transform: scaleX(1); }
.service-card__icon {
  width: 60px; height: 60px;
  background: var(--clr-orange-glow);
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  color: var(--clr-orange);
  margin-bottom: 22px;
  border: 1px solid rgba(245,130,10,.2);
}
.service-card__title {
  font-family: var(--ff-display);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.service-card__text { color: var(--clr-text-dim); font-size: var(--fs-sm); line-height: 1.7; }
.service-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--clr-orange);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.service-card__link i { transition: transform var(--transition); }
.service-card:hover .service-card__link i { transform: translateX(4px); }

/* --- STATS BAR --- */
.stats-bar {
  background: var(--clr-orange);
  padding: 56px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  text-align: center;
}
.stat-item {
  padding: 16px;
  border-right: 1px solid rgba(0,0,0,.15);
}
.stat-item:last-child { border-right: none; }
.stat-item__num {
  font-family: var(--ff-display);
  font-size: var(--fs-5xl);
  font-weight: 800;
  color: #000;
  line-height: 1;
  letter-spacing: -.01em;
}
.stat-item__label {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: rgba(0,0,0,.7);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-top: 6px;
}

/* --- PROJECTS GRID --- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
}
.project-card {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--clr-border);
  transition: transform var(--transition), box-shadow var(--transition);
}
.project-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.project-card__img {
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--clr-surface-2);
  position: relative;
}
.project-card__img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.project-card:hover .project-card__img img { transform: scale(1.06); }
.project-card__cat {
  position: absolute;
  top: 14px; left: 14px;
  background: var(--clr-orange);
  color: #000;
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
}
.project-card__body { padding: 24px; }
.project-card__title {
  font-family: var(--ff-display);
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--clr-white);
  text-transform: uppercase;
  margin-bottom: 10px;
}
.project-card__meta {
  display: flex;
  gap: 16px;
  font-size: var(--fs-xs);
  color: var(--clr-text-dim);
  flex-wrap: wrap;
}
.project-card__meta span { display: flex; align-items: center; gap: 5px; }

/* --- TESTIMONIALS --- */
.testimonials-section { background: var(--clr-surface); }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}
.testimonial-card {
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  position: relative;
}
.testimonial-card__quote {
  font-size: 3rem;
  color: var(--clr-orange);
  opacity: .3;
  line-height: 1;
  font-family: Georgia, serif;
  margin-bottom: 12px;
}
.testimonial-card__text {
  color: var(--clr-text);
  font-size: var(--fs-base);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 24px;
}
.testimonial-card__author { display: flex; align-items: center; gap: 14px; }
.testimonial-card__avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--clr-orange);
  display: grid;
  place-items: center;
  font-family: var(--ff-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: #000;
  flex-shrink: 0;
}
.testimonial-card__name { font-weight: 600; color: var(--clr-white); font-size: var(--fs-sm); }
.testimonial-card__company { font-size: var(--fs-xs); color: var(--clr-text-dim); margin-top: 2px; }
.stars { color: var(--clr-orange); font-size: var(--fs-xs); margin-bottom: 14px; }

/* --- CTA SECTION --- */
.cta-section {
  background:
    linear-gradient(135deg, rgba(13,15,20,.96) 0%, rgba(13,15,20,.88) 100%),
    url('https://images.unsplash.com/photo-1504307651254-35680f356dfd?w=1600&q=80') center/cover no-repeat;
  text-align: center;
  padding-block: 100px;
}
.cta-section .section-title { font-size: var(--fs-5xl); }
.cta-section .section-subtitle { margin-inline: auto; }
.cta__actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 16px; margin-top: 40px; }

/* --- CONTACT --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 56px;
  align-items: start;
}
.contact-info__item {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
}
.contact-info__icon {
  width: 48px; height: 48px;
  background: var(--clr-orange-glow);
  border: 1px solid rgba(245,130,10,.25);
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  color: var(--clr-orange);
  font-size: 1.1rem;
  flex-shrink: 0;
}
.contact-info__label { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: .1em; color: var(--clr-text-dim); margin-bottom: 4px; }
.contact-info__value { color: var(--clr-white); font-weight: 500; }

/* FORM */
.form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 7px; }
.form-group label {
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--clr-text-dim);
}
.form-group input,
.form-group textarea,
.form-group select {
  background: var(--clr-surface-2);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  color: var(--clr-text);
  font-family: var(--ff-body);
  font-size: var(--fs-sm);
  padding: 13px 16px;
  transition: border-color var(--transition);
  outline: none;
  width: 100%;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--clr-orange);
}
.form-group textarea { min-height: 160px; resize: vertical; }
.form-group select option { background: var(--clr-surface-2); }

/* --- ABOUT PAGE --- */
.about-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.about-img { position: relative; }
.about-img__main {
  border-radius: var(--radius-lg);
  aspect-ratio: 4/5;
  object-fit: cover;
  width: 100%;
  border: 1px solid var(--clr-border);
}
.about-img__badge {
  position: absolute;
  bottom: -20px; right: -20px;
  background: var(--clr-orange);
  color: #000;
  padding: 20px 24px;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.about-img__badge strong {
  display: block;
  font-family: var(--ff-display);
  font-size: var(--fs-4xl);
  font-weight: 800;
  line-height: 1;
}
.about-img__badge span { font-size: var(--fs-sm); font-weight: 600; letter-spacing: .05em; }
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 40px;
}
.value-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
}
.value-card i { font-size: 1.6rem; color: var(--clr-orange); margin-bottom: 12px; }
.value-card h4 { font-family: var(--ff-display); font-size: var(--fs-lg); font-weight: 700; color: var(--clr-white); text-transform: uppercase; }
.value-card p { font-size: var(--fs-xs); color: var(--clr-text-dim); margin-top: 6px; }

/* --- PAGE HERO (inner pages) --- */
.page-hero {
  background:
    linear-gradient(135deg, rgba(13,15,20,.97) 0%, rgba(13,15,20,.85) 100%),
    url('https://images.unsplash.com/photo-1581091226825-a6a2a5aee158?w=1400&q=80') center/cover no-repeat;
  padding: 100px 0 80px;
  text-align: center;
  border-bottom: 1px solid var(--clr-border);
}
.page-hero__title {
  font-family: var(--ff-display);
  font-size: var(--fs-5xl);
  font-weight: 800;
  color: var(--clr-white);
  text-transform: uppercase;
  letter-spacing: .04em;
}
.page-hero__title span { color: var(--clr-orange); }
.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  font-size: var(--fs-sm);
  color: var(--clr-text-dim);
}
.breadcrumb a { color: var(--clr-text-dim); }
.breadcrumb a:hover { color: var(--clr-orange); }
.breadcrumb span { color: var(--clr-orange); }

/* --- ALERT MESSAGES --- */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.alert-success { background: rgba(34,197,94,.12); border: 1px solid rgba(34,197,94,.3); color: #4ade80; }
.alert-error   { background: rgba(239,68,68,.12);  border: 1px solid rgba(239,68,68,.3);  color: #f87171; }
.alert-info    { background: var(--clr-orange-glow); border: 1px solid rgba(245,130,10,.3); color: var(--clr-orange); }

/* --- FOOTER --- */
.footer {
  background: var(--clr-surface);
  border-top: 1px solid var(--clr-border);
  padding-top: 72px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 56px;
}
.footer__brand p {
  color: var(--clr-text-dim);
  font-size: var(--fs-sm);
  line-height: 1.7;
  margin-top: 16px;
  max-width: 280px;
}
.footer__social {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}
.footer__social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  display: grid;
  place-items: center;
  color: var(--clr-text-dim);
  font-size: var(--fs-sm);
  transition: all var(--transition);
}
.footer__social a:hover {
  background: var(--clr-orange);
  border-color: var(--clr-orange);
  color: #000;
}
.footer__col h4 {
  font-family: var(--ff-display);
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--clr-white);
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: 20px;
}
.footer__col ul li { margin-bottom: 10px; }
.footer__col ul li a {
  color: var(--clr-text-dim);
  font-size: var(--fs-sm);
  transition: color var(--transition);
}
.footer__col ul li a:hover { color: var(--clr-orange); }
.footer__contact li {
  display: flex;
  gap: 10px;
  color: var(--clr-text-dim);
  font-size: var(--fs-sm);
  line-height: 1.6;
  margin-bottom: 14px;
}
.footer__contact li i { color: var(--clr-orange); margin-top: 3px; flex-shrink: 0; }
.footer__bottom {
  border-top: 1px solid var(--clr-border);
  padding-block: 22px;
  display: flex;
}
.footer__bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  width: 100%;
}
.footer__bottom p { font-size: var(--fs-xs); color: var(--clr-text-dim); }

/* --- MAP --- */
.map-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--clr-border);
  height: 380px;
  background: var(--clr-surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
}
.map-wrapper iframe { width: 100%; height: 100%; border: none; filter: grayscale(1) invert(0.9) hue-rotate(180deg); }

/* --- PAGE-SPECIFIC SECTIONS --- */
.about-dark { background: var(--clr-surface); }

/* --- RESPONSIVE --- */
@media (max-width: 1024px) {
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-intro { grid-template-columns: 1fr; gap: 48px; }
}
@media (max-width: 768px) {
  :root { --nav-h: 64px; }
  .section { padding-block: 64px; }
  .section-title { font-size: var(--fs-3xl); }
  .hero__title { font-size: 2.6rem; }
  .stat-item__num { font-size: var(--fs-4xl); }
  .nav {
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: var(--clr-surface);
    flex-direction: column;
    padding: 24px;
    gap: 4px;
    border-bottom: 1px solid var(--clr-border);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
    z-index: 800;
  }
  .nav.open { transform: translateY(0); opacity: 1; pointer-events: all; }
  .nav__link { width: 100%; padding: 12px 16px; }
  .hamburger { display: flex; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .form-row { grid-template-columns: 1fr; }
  .page-hero__title { font-size: var(--fs-4xl); }
  .projects-grid { grid-template-columns: 1fr; }
  .cta-section .section-title { font-size: var(--fs-3xl); }
  .about-img__badge { position: static; margin-top: 16px; display: inline-block; }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .hero__actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .topbar__inner span:not(:first-child) { display: none; }
}