/* =========================================================
   BEDROCK TECH INNOVATION LTD — design tokens & base styles
   ========================================================= */

:root {
  /* Brand palette */
  --color-navy: #0B1F3A;
  --color-navy-700: #0F294C;
  --color-navy-600: #14335E;
  --color-blue: #00A8FF;
  --color-blue-dark: #0087CE;
  --color-gold: #D4AF37;
  --color-bg: #F4F7FA;
  --color-white: #FFFFFF;
  --color-text: #16233B;
  --color-text-secondary: #556076;
  --color-border: #E2E8F0;
  --color-border-dark: rgba(255, 255, 255, 0.14);

  /* Feedback */
  --color-success-bg: #EAF7EE;
  --color-success-text: #1E6B37;
  --color-error-bg: #FDEDEC;
  --color-error-text: #A6332B;

  /* Type */
  --font-heading: 'Manrope', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;

  /* Layout */
  --container-width: 1200px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(11, 31, 51, 0.06);
  --shadow-md: 0 8px 24px rgba(11, 31, 51, 0.08);
  --shadow-lg: 0 16px 48px rgba(11, 31, 51, 0.14);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  line-height: 1.2;
  margin: 0 0 var(--space-4);
  font-weight: 800;
  letter-spacing: -0.01em;
}

h1{
  color: var(--color-white)
}

h1 { font-size: clamp(2.1rem, 1.5rem + 2.4vw, 3.5rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 1.35rem + 1.4vw, 2.5rem); font-weight: 800; }
h3 { font-size: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem); font-weight: 700; }
h4 { font-size: 1.15rem; font-weight: 700; }
h5 { font-size: 1rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; }

p { margin: 0 0 var(--space-4); max-width: 68ch; }
p:last-child { margin-bottom: 0; }

a { color: var(--color-blue-dark); text-decoration: none; font-weight: 500; }
a:hover { text-decoration: underline; color: var(--color-navy); }

img { max-width: 100%; display: block; }

ul, ol { padding-left: 1.2em; }

.icon { flex-shrink: 0; }

/* Focus states — accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 3px solid var(--color-blue);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-navy);
  color: #fff;
  padding: var(--space-3) var(--space-5);
  z-index: 1000;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.section {
  padding: var(--space-8) 0;
}
.section--tight { padding: var(--space-7) 0; }
.section--navy { background: var(--color-navy); color: #fff; }
.section--navy h2, .section--navy h3 { color: #fff; }
.section--navy .section-eyebrow { color: var(--color-gold); }
.section--white { background: var(--color-white); }
.section--bordered { border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }

.section-head {
  max-width: 720px;
  margin: 0 0 var(--space-6);
}
.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }

.section-eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-blue-dark);
  margin-bottom: var(--space-3);
}

.text-secondary { color: var(--color-text-secondary); }
.text-center { text-align: center; }

/* =========================================================
   Buttons
   ========================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85em 1.6em;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease, transform 0.1s ease;
  text-decoration: none;
  line-height: 1.2;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }

.btn--primary {
  background: var(--color-blue);
  color: var(--color-navy);
  font-weight: 700;
}
.btn--primary:hover { background: var(--color-blue-dark); color: #fff; }

.btn--secondary {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.5);
}
.btn--secondary:hover { background: rgba(255, 255, 255, 0.1); border-color: #fff; }

.btn--outline {
  background: transparent;
  color: var(--color-navy);
  border-color: var(--color-border);
}
.btn--outline:hover { border-color: var(--color-blue-dark); color: var(--color-blue-dark); }

.btn--ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: var(--color-border);
}
.btn--ghost:hover { color: var(--color-navy); border-color: var(--color-navy); }

.btn--danger { color: var(--color-error-text); border-color: var(--color-error-text); background: transparent; }
.btn--danger:hover { background: var(--color-error-bg); }

.btn--sm { padding: 0.55em 1.1em; font-size: 0.85rem; }
.btn--block { width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: var(--space-4); align-items: center; }

/* =========================================================
   Header / Navigation
   ========================================================= */

.site-header {
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-navy);
}
.brand:hover { text-decoration: none; }
.brand__mark-img {
  height: 38px;
  width: 38px;
  object-fit: contain;
  flex-shrink: 0;
  display: block;
}
.brand__logo {
  height: 56px;
  width: 56px;
  object-fit: contain;
  flex-shrink: 0;
  display: block;
  margin: 0 auto;
}

/* A light chip behind the logo when it needs to sit on a dark background
   (footer, admin sidebar) — keeps it visible regardless of the logo file's
   own colors. */
.logo-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 5px;
  flex-shrink: 0;
}
.logo-chip__img {
  height: 22px;
  width: 22px;
  object-fit: contain;
  display: block;
}

.brand__text { display: flex; flex-direction: column; line-height: 1.1; }
.brand__name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  color: var(--color-navy);
}
.brand__sub {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
}

.main-nav__list {
  display: flex;
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
}
.main-nav__list a {
  display: inline-block;
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.92rem;
  padding: var(--space-2) 0;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}
.main-nav__list a:hover,
.main-nav__list a.is-active {
  color: var(--color-blue-dark);
  text-decoration: none;
  border-bottom-color: var(--color-blue-dark);
}

.site-header__actions { display: flex; align-items: center; gap: var(--space-4); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  flex-shrink: 0;
}
.nav-toggle__bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-navy);
  margin: 0 auto;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  border-top: 1px solid var(--color-border);
  padding: var(--space-4) var(--space-5) var(--space-5);
  background: var(--color-white);
  box-shadow: var(--shadow-md);
  max-height: calc(100vh - 64px);
  overflow-y: auto;
}
.mobile-nav__list {
  list-style: none;
  margin: 0 0 var(--space-5);
  padding: 0;
  display: flex;
  flex-direction: column;
}
.mobile-nav__list a {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: var(--space-3) var(--space-2);
  margin: 0 calc(var(--space-2) * -1);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-weight: 600;
  font-size: 1rem;
  border-bottom: 1px solid var(--color-border);
}
.mobile-nav__list a:hover,
.mobile-nav__list a:active { color: var(--color-blue-dark); background: var(--color-bg); text-decoration: none; }
.mobile-nav__list li:last-child a { border-bottom: none; }

/* =========================================================
   Hero
   ========================================================= */

.hero {
  background: var(--color-navy);
  color: #fff;
  position: relative;
  overflow: hidden;
  padding: var(--space-9) 0;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-8);
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero__eyebrow {
  color: var(--color-gold);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: var(--space-4);
  display: block;
}

.hero h1 { color: #fff; margin-bottom: var(--space-5); }

.hero__lede {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.86);
  max-width: 54ch;
  margin-bottom: var(--space-3);
}

.hero__support {
  color: rgba(255, 255, 255, 0.66);
  max-width: 58ch;
  margin-bottom: var(--space-6);
}

.hero__visual {
  position: relative;
}

.hero__art {
  width: 100%;
  height: auto;
  display: block;
}

/* =========================================================
   Process (Problem -> Impact)
   ========================================================= */

.process-flow {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-6);
}
.process-flow--6 { grid-template-columns: repeat(6, 1fr); }

.process-step {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-3);
  text-align: center;
  position: relative;
}

.process-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-navy);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8rem;
  margin-bottom: var(--space-3);
}

.process-step__label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-navy);
}

/* =========================================================
   Cards — services, solutions, industries, projects, blog
   ========================================================= */

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
.card-grid--2 { grid-template-columns: repeat(2, 1fr); }
.card-grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(0, 168, 255, 0.25);
}

.card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(0, 168, 255, 0.1);
  color: var(--color-blue-dark);
  margin-bottom: var(--space-4);
}

.card__title {
  font-size: 1.05rem;
  margin-bottom: var(--space-2);
}

.card__desc {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin-bottom: 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 0.3em 0.8em;
  border-radius: 999px;
  margin-bottom: var(--space-3);
  width: fit-content;
}
.badge--development { background: rgba(212, 175, 55, 0.16); color: #96731f; }
.badge--area { background: rgba(0, 168, 255, 0.1); color: var(--color-blue-dark); }
.badge--future { background: rgba(91, 102, 122, 0.12); color: var(--color-text-secondary); }

.solution-card__industries {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-4);
}
.tag {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  padding: 0.25em 0.7em;
  border-radius: 999px;
}

/* Industry cards */
.industry-card {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
}
.industry-card__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(212, 175, 55, 0.14);
  color: #96731f;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Project / case study cards */
.project-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  margin-bottom: var(--space-6);
}
.project-card__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-5);
}
.project-card__block h4 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}
.project-card__block ul { margin: 0; padding-left: 1.1em; }
.project-card__block ul li { margin-bottom: var(--space-1); }
.project-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* Blog cards */
.blog-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}
.blog-card__image {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--color-navy), var(--color-navy-600));
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.5);
}
.blog-card__image img { width: 100%; height: 100%; object-fit: cover; }
.blog-card__body { padding: var(--space-5); display: flex; flex-direction: column; flex: 1; }
.blog-card__category {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-blue-dark);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-2);
}
.blog-card__meta { color: var(--color-text-secondary); font-size: 0.82rem; margin-top: auto; padding-top: var(--space-3); }

/* Why Bedrock */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}

/* Stats */
.stat-row {
  display: flex;
  gap: var(--space-7);
  flex-wrap: wrap;
}
.stat {
  font-family: var(--font-heading);
}
.stat__value { font-size: 2.2rem; font-weight: 800; color: var(--color-gold); }
.stat__label { color: rgba(255, 255, 255, 0.7); font-size: 0.9rem; }

/* CTA band */
.cta-band {
  background: var(--color-navy);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
}
.cta-band h2 { color: #fff; margin-bottom: var(--space-2); }
.cta-band p { color: rgba(255, 255, 255, 0.75); margin-bottom: 0; }

/* Process (numbered) */
.process-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
.process-list__item {
  border-left: 3px solid var(--color-blue-dark);
  padding-left: var(--space-4);
}
.process-list__num {
  font-family: var(--font-heading);
  font-weight: 800;
  color: var(--color-gold);
  font-size: 0.9rem;
  display: block;
  margin-bottom: var(--space-1);
}

/* =========================================================
   Forms
   ========================================================= */

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}
.form-field { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-5); }
.form-field--full { grid-column: 1 / -1; }
.form-field label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-navy);
}
.form-field .hint { font-size: 0.8rem; color: var(--color-text-secondary); }
.form-field input,
.form-field select,
.form-field textarea {
  font-family: var(--font-body);
  font-size: 16px;
  padding: 0.75em 1em;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  color: var(--color-text);
  width: 100%;
  min-height: 48px;
}
.form-field textarea { resize: vertical; min-height: 130px; }
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-blue-dark);
  box-shadow: 0 0 0 3px rgba(0, 168, 255, 0.18);
}
.form-field.has-error input,
.form-field.has-error select,
.form-field.has-error textarea {
  border-color: var(--color-error-text);
}
.field-error { color: var(--color-error-text); font-size: 0.82rem; }

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-8);
  align-items: start;
}
.contact-info-card {
  background: var(--color-navy);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.contact-info-card h3 { color: #fff; }
.contact-info-card ul { list-style: none; padding: 0; margin: var(--space-5) 0 0; display: flex; flex-direction: column; gap: var(--space-4); }
.contact-info-card li { display: flex; gap: var(--space-3); align-items: flex-start; color: rgba(255,255,255,0.85); }
.contact-info-card a { color: #fff; }

/* Alerts */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-5);
  font-size: 0.92rem;
}
.alert--success { background: var(--color-success-bg); color: var(--color-success-text); }
.alert--error { background: var(--color-error-bg); color: var(--color-error-text); }

/* =========================================================
   Footer
   ========================================================= */

.site-footer {
  background: var(--color-navy);
  color: rgba(255, 255, 255, 0.75);
  padding: var(--space-8) 0 var(--space-5);
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: var(--space-6);
  padding-bottom: var(--space-7);
  border-bottom: 1px solid var(--color-border-dark);
}
.site-footer__logo-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}
.site-footer__tagline {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: var(--space-3);
}
.site-footer__desc { color: rgba(255, 255, 255, 0.6); font-size: 0.92rem; }
.site-footer__col h3 { color: #fff; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: var(--space-4); }
.site-footer__col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: var(--space-3); }
.site-footer__col a { color: rgba(255, 255, 255, 0.75); font-size: 0.92rem; }
.site-footer__col a:hover { color: #fff; }
.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-5);
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
  flex-wrap: wrap;
  gap: var(--space-3);
}
.site-footer__slogan { color: var(--color-gold); font-weight: 600; }

/* =========================================================
   Misc pages: 404/500, company profile, insight detail
   ========================================================= */

.error-page {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-9) var(--space-5);
}
.error-page__code {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 5rem;
  color: var(--color-border);
  margin-bottom: var(--space-3);
}

.breadcrumbs {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-5);
}
.breadcrumbs a { color: var(--color-text-secondary); }
.breadcrumbs a:hover { color: var(--color-blue-dark); }

.prose { max-width: 72ch; }
.prose p { color: var(--color-text); }
.prose h2, .prose h3 { margin-top: var(--space-6); }

.profile-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3) var(--space-6);
}
.profile-list li {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}

/* =========================================================
   Responsive breakpoints
   ========================================================= */

@media (max-width: 1024px) {
  .card-grid,
  .card-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .why-grid,
  .process-list { grid-template-columns: repeat(2, 1fr); }
  .process-flow, .process-flow--6 { grid-template-columns: repeat(4, 1fr); }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__visual { order: -1; max-width: 480px; margin: 0 auto; }
  .contact-layout { grid-template-columns: 1fr; }
  .project-card__grid { grid-template-columns: 1fr; }
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 1180px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .site-header__actions .btn--primary { display: none; }
}

@media (max-width: 640px) {
  .card-grid,
  .card-grid--2,
  .card-grid--4 { grid-template-columns: 1fr; }
  .why-grid,
  .process-list { grid-template-columns: 1fr; }
  .process-flow, .process-flow--6 { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
  .profile-list { grid-template-columns: 1fr; }
  .site-footer__grid { grid-template-columns: 1fr; }
  .cta-band { flex-direction: column; align-items: flex-start; text-align: left; }
  .cta-band .btn { width: 100%; justify-content: center; }
  .section { padding: var(--space-7) 0; }
  .hero { padding: var(--space-7) 0; }
  .site-header__inner { height: 64px; }
  .brand__sub { display: none; }
  .card { padding: var(--space-5); }
  .project-card { padding: var(--space-5); }
  .industry-card { padding: var(--space-4); }
  .btn-row { gap: var(--space-3); }
  .btn-row .btn { flex: 1 1 auto; }
  .stat-row { gap: var(--space-5); justify-content: center; }
  .detail-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--space-4); }
  h1 { font-size: 1.85rem; }
  h2 { font-size: 1.5rem; }
  .hero__lede { font-size: 1.02rem; }
  .site-header__actions .btn--sm { padding: 0.5em 0.9em; font-size: 0.8rem; }
  .why-grid .card,
  .card-grid--4 .card { padding: var(--space-4); }
  .process-flow, .process-flow--6 { grid-template-columns: repeat(2, 1fr); gap: var(--space-2); }
  .process-step { padding: var(--space-3) var(--space-2); }
  .contact-info-card { padding: var(--space-5); }
  .login-card { padding: var(--space-6) var(--space-5); }
}