/* ============================================================
   AltiWave Technologies Inc.
   style.css — Shared Stylesheet
   Design language: clean corporate (light), modeled on
   professional consulting sites. Navy + brand orange.
   Fonts: Plus Jakarta Sans (headings) + Inter (body)
   ============================================================ */

/* ── Custom Properties ─────────────────────────────────────── */
:root {
  /* Backgrounds */
  --bg-page:     #ffffff;
  --bg-soft:     #f5f7fb;
  --bg-card:     #ffffff;
  --bg-navy:     #1B3266;
  --bg-navy-deep:#12244c;
  --bg-footer:   #0f1e3d;
  --bg-nav:      rgba(255, 255, 255, 0.96);

  /* Brand */
  --orange:        #F68B1F;
  --orange-dark:   #d97612;
  --orange-dim:    rgba(246, 139, 31, 0.10);
  --orange-border: rgba(246, 139, 31, 0.30);
  --navy:          #1B3266;
  --navy-light:    #2a4a8f;

  /* Text */
  --text-heading: #16213a;
  --text-primary: #1f2a44;
  --text-muted:   #5b6b85;
  --text-dim:     #8b97ac;
  --text-on-dark: #ffffff;
  --text-on-dark-muted: rgba(255, 255, 255, 0.72);

  /* Borders */
  --border:        #e4e9f2;
  --border-strong: #cfd8e6;

  /* Misc */
  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-card: 0 10px 30px rgba(22, 33, 58, 0.08);
  --shadow-card-hover: 0 18px 44px rgba(22, 33, 58, 0.13);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
  --gap: clamp(20px, 4vw, 60px);
  --section: clamp(72px, 9vw, 120px);

  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont,
                  'Segoe UI', Helvetica, Arial, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont,
               'Segoe UI', Helvetica, Arial, sans-serif;
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, textarea, select { font-family: inherit; }

/* ── Layout ─────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--gap);
}
section { padding-block: var(--section); }

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text-heading);
}

.section-label {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange-dark);
  display: block;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.9rem, 3.6vw, 2.8rem);
  letter-spacing: -0.02em;
  margin-bottom: 18px;
}

.section-lead {
  font-size: 1.06rem;
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 600px;
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.94rem;
  letter-spacing: 0.01em;
  padding: 14px 30px;
  border-radius: 100px;
  border: 2px solid transparent;
  transition: background var(--transition), border-color var(--transition),
              transform var(--transition), box-shadow var(--transition), color var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--orange);
  color: #ffffff;
  border-color: var(--orange);
  box-shadow: 0 6px 18px rgba(246, 139, 31, 0.28);
}
.btn-primary:hover {
  background: var(--orange-dark);
  border-color: var(--orange-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(246, 139, 31, 0.38);
}

.btn-outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--border-strong);
}
.btn-outline:hover {
  border-color: var(--navy);
  background: rgba(27, 50, 102, 0.04);
  transform: translateY(-2px);
}

/* Outline button on dark (navy) backgrounds */
.cta-strip .btn-outline {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.45);
}
.cta-strip .btn-outline:hover {
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
}

/* ── Nav ─────────────────────────────────────────────────────── */
.site-nav {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 1000;
  background: var(--bg-nav);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.site-nav.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 4px 24px rgba(22, 33, 58, 0.06);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

/* ── Logo ────────────────────────────────────────────────────── */
.site-logo {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
  line-height: 1;
  flex-shrink: 0;
}

.logo-wordmark {
  display: flex;
  align-items: baseline;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.6rem;
  letter-spacing: -0.02em;
}

.logo-alti,
.logo-ave {
  color: var(--navy);
}

.logo-w-group {
  position: relative;
  display: inline-block;
}

.logo-signal {
  position: absolute;
  width: 96px;
  height: 13px;
  top: -9px;
  left: 0;
  overflow: visible;
  pointer-events: none;
}

.logo-w {
  color: var(--orange);
}

.logo-meta {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.logo-tech {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  line-height: 1;
}

.logo-tagline-sub {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.52rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-dim);
  line-height: 1;
  margin-top: 2px;
}

/* Footer logo (sits on dark navy) */
.logo-full .logo-wordmark { font-size: 1.5rem; }
.site-footer .logo-alti,
.site-footer .logo-ave { color: #ffffff; }
.site-footer .logo-tech { color: var(--text-on-dark-muted); }
.site-footer .logo-tagline-sub { color: rgba(255, 255, 255, 0.45); }

/* ── Nav Links ───────────────────────────────────────────────── */
.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
}

.nav-links a {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.92rem;
  color: var(--text-primary);
  letter-spacing: 0.01em;
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  right: 100%;
  height: 2px;
  background: var(--orange);
  transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--navy);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  right: 0;
}

.nav-cta {
  background: var(--orange) !important;
  color: #ffffff !important;
  font-weight: 600 !important;
  padding: 10px 24px;
  border-radius: 100px;
  font-family: var(--font-heading);
  font-size: 0.88rem !important;
  transition: background var(--transition), transform var(--transition),
              box-shadow var(--transition) !important;
}
.nav-cta:hover {
  background: var(--orange-dark) !important;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(246, 139, 31, 0.3);
}
.nav-cta::after { display: none !important; }

/* ── Hamburger ───────────────────────────────────────────────── */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  cursor: pointer;
  z-index: 1100;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  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; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Hero ────────────────────────────────────────────────────── */
.hero {
  min-height: 92vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-block-start: 76px;
  background: linear-gradient(180deg, #f7f9fd 0%, #ffffff 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(246, 139, 31, 0.07) 0%, transparent 60%),
    radial-gradient(ellipse 50% 45% at 10% 85%, rgba(27, 50, 102, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(27, 50, 102, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(27, 50, 102, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 72% 72% at 50% 50%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 72% 72% at 50% 50%, black 20%, transparent 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
  padding-block: clamp(48px, 8vh, 100px);
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange-dark);
}
.hero-eyebrow::before {
  content: '';
  display: block;
  width: 28px;
  height: 2px;
  background: var(--orange);
  flex-shrink: 0;
}

.hero h1 {
  font-size: clamp(2.7rem, 6.2vw, 4.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin-bottom: 28px;
  color: var(--text-heading);
}
.hero h1 em {
  font-style: normal;
  color: var(--orange);
}

.hero-sub {
  font-size: clamp(1.05rem, 2vw, 1.18rem);
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 44px;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.hero-divider {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 17px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: 0.01em;
  box-shadow: 0 2px 8px rgba(22, 33, 58, 0.05);
}
.hero-badge svg {
  color: var(--orange);
  flex-shrink: 0;
}

/* ── Service Cards ───────────────────────────────────────────── */
.services-section { background: var(--bg-page); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 56px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 40px 34px;
  transition: border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.service-card:hover {
  border-color: var(--orange-border);
  transform: translateY(-5px);
  box-shadow: var(--shadow-card-hover);
}
.service-card:hover::before {
  transform: scaleX(1);
}

.card-icon {
  width: 54px;
  height: 54px;
  background: var(--orange-dim);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange-dark);
  margin-bottom: 24px;
}

.card-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.22rem;
  margin-bottom: 13px;
  letter-spacing: -0.01em;
}

.card-body {
  font-size: 0.96rem;
  color: var(--text-muted);
  line-height: 1.75;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 24px;
  font-family: var(--font-heading);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--orange-dark);
  transition: gap var(--transition), color var(--transition);
}
.card-link:hover {
  gap: 10px;
  color: var(--navy);
}

/* ── Why-Strip (navy band) ───────────────────────────────────── */
.why-strip {
  background: var(--bg-navy);
  padding-block: 64px;
}
.why-strip .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 36px;
}
.why-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
}
.why-item-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange);
  margin-bottom: 6px;
}
.why-item-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.98rem;
  letter-spacing: 0.01em;
  color: var(--text-on-dark);
}
.why-item-body {
  font-size: 0.85rem;
  color: var(--text-on-dark-muted);
  line-height: 1.6;
}

/* ── CTA Strip ───────────────────────────────────────────────── */
.cta-strip {
  background: linear-gradient(135deg, var(--bg-navy) 0%, var(--bg-navy-deep) 100%);
  border-radius: var(--radius-lg);
  max-width: var(--max-width);
  margin-inline: auto;
  margin-bottom: var(--section);
  padding: clamp(52px, 7vw, 84px) clamp(32px, 5vw, 88px);
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(18, 36, 76, 0.25);
}
@media (max-width: 1260px) {
  .cta-strip { margin-inline: var(--gap); }
}
.cta-strip::before {
  content: '';
  position: absolute;
  top: -1px; left: 25%; right: 25%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
}
.cta-strip h2 {
  font-size: clamp(1.8rem, 3.6vw, 2.7rem);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  color: var(--text-on-dark);
}
.cta-strip h2 em {
  font-style: normal;
  color: var(--orange);
}
.cta-strip p {
  color: var(--text-on-dark-muted);
  margin-bottom: 38px;
  font-size: 1.05rem;
  max-width: 520px;
  margin-inline: auto;
}
.cta-strip .cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* ── Footer ──────────────────────────────────────────────────── */
.site-footer {
  background: var(--bg-footer);
  padding: 72px 0 32px;
}

.footer-main {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 52px;
  margin-bottom: 56px;
}

.footer-desc {
  font-size: 0.9rem;
  color: var(--text-on-dark-muted);
  line-height: 1.75;
  max-width: 320px;
  margin-top: 16px;
}

.footer-heading {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #ffffff;
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 11px;
}
.footer-links a {
  font-size: 0.9rem;
  color: var(--text-on-dark-muted);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--orange); }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 0.88rem;
  color: var(--text-on-dark-muted);
  line-height: 1.5;
}
.footer-contact-icon {
  color: var(--orange);
  flex-shrink: 0;
  margin-top: 1px;
}
.footer-contact-item a {
  color: var(--text-on-dark-muted);
  transition: color var(--transition);
}
.footer-contact-item a:hover { color: var(--orange); }

.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-certs {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.cert-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.5);
}
.cert-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--orange);
  display: inline-block;
}

/* ── Page Hero (About / Contact) ─────────────────────────────── */
.page-hero {
  padding-block-start: calc(76px + 80px);
  padding-block-end: 80px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #f7f9fd 0%, #ffffff 100%);
  border-bottom: 1px solid var(--border);
}
.page-hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 65% 80% at 85% 30%, rgba(246, 139, 31, 0.06) 0%, transparent 70%);
  pointer-events: none;
}
.page-hero h1 {
  font-size: clamp(2.3rem, 4.8vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 18px;
}
.page-hero p {
  font-size: 1.08rem;
  color: var(--text-muted);
  max-width: 580px;
  line-height: 1.75;
}

/* ── About: Mission ───────────────────────────────────────────── */
.mission-section {
  background: var(--bg-soft);
  border-block: 1px solid var(--border);
}
.mission-inner {
  display: grid;
  grid-template-columns: 1fr 1.8fr;
  gap: 72px;
  align-items: start;
}
.mission-heading {
  font-family: var(--font-heading);
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-heading);
  padding-left: 24px;
  border-left: 3px solid var(--orange);
}
.mission-body p {
  font-size: 1.02rem;
  color: var(--text-muted);
  line-height: 1.82;
}
.mission-body p + p {
  margin-top: 18px;
}

/* ── About: Pillars ──────────────────────────────────────────── */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.pillar {
  padding: 36px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: border-color var(--transition), transform var(--transition),
              box-shadow var(--transition);
}
.pillar:hover {
  border-color: var(--orange-border);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}
.pillar-num {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 3.6rem;
  color: rgba(27, 50, 102, 0.06);
  line-height: 1;
  position: absolute;
  top: 14px;
  right: 18px;
  user-select: none;
}
.pillar-icon {
  width: 46px;
  height: 46px;
  background: var(--orange-dim);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange-dark);
  margin-bottom: 20px;
}
.pillar h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.pillar p {
  font-size: 0.93rem;
  color: var(--text-muted);
  line-height: 1.72;
}

/* ── About: Why Us ───────────────────────────────────────────── */
.why-us-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 52px;
}
.why-us-item {
  display: flex;
  gap: 20px;
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.why-us-item:hover {
  border-color: var(--orange-border);
  box-shadow: var(--shadow-card-hover);
}
.why-us-icon {
  width: 42px;
  height: 42px;
  background: var(--orange-dim);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange-dark);
  flex-shrink: 0;
  margin-top: 2px;
}
.why-us-item h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 7px;
}
.why-us-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.68;
}

/* ── Contact Page ────────────────────────────────────────────── */
.contact-section {
  padding-block-end: calc(var(--section) * 1.2);
}
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 64px;
  align-items: start;
}
.contact-info-item {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
}
.contact-icon {
  width: 46px;
  height: 46px;
  background: var(--orange-dim);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--orange-dark);
  flex-shrink: 0;
}
.contact-info-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 5px;
}
.contact-info-value {
  font-size: 0.98rem;
  color: var(--text-heading);
  font-weight: 600;
}
.contact-info-value a {
  color: var(--text-heading);
  transition: color var(--transition);
}
.contact-info-value a:hover { color: var(--orange-dark); }

.contact-note {
  margin-top: 40px;
  padding: 24px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.68;
}

.contact-form-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 44px;
  box-shadow: var(--shadow-card);
}
.contact-form-wrap h3 {
  font-size: 1.4rem;
  margin-bottom: 28px;
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: #ffffff;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  appearance: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(246, 139, 31, 0.14);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-dim); }
.form-group textarea { min-height: 130px; resize: vertical; }

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235b6b85' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 16px;
  padding-right: 40px;
}
.form-group select option { background: #ffffff; }

.form-submit-btn {
  width: 100%;
  padding: 15px;
  font-size: 0.96rem;
  justify-content: center;
}

.form-hint {
  font-size: 0.78rem;
  color: var(--text-dim);
  text-align: center;
  margin-top: 14px;
}

/* Form success state */
.form-fields { transition: opacity 0.3s; }
.form-success {
  display: none;
  text-align: center;
  padding: 32px 16px;
}
.form-success.show { display: block; }
.success-icon {
  width: 60px; height: 60px;
  background: rgba(34, 197, 94, 0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  color: #16a34a;
}
.form-success h4 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}
.form-success p {
  font-size: 0.92rem;
  color: var(--text-muted);
}

/* ── Scroll Reveal ───────────────────────────────────────────── */
/* CSS-only fallback: if JS is slow, elements become visible after 1.2s */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s cubic-bezier(0.4,0,0.2,1),
              transform 0.6s cubic-bezier(0.4,0,0.2,1);
  animation: reveal-fallback 0s 1.2s forwards;
}
@keyframes reveal-fallback {
  to { opacity: 1; transform: translateY(0); }
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
  animation: none;
}
.delay-1 { transition-delay: 0.06s; }
.delay-2 { transition-delay: 0.12s; }
.delay-3 { transition-delay: 0.18s; }
.delay-4 { transition-delay: 0.24s; }

/* ── Utility ─────────────────────────────────────────────────── */
.text-orange { color: var(--orange-dark); }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.divider-line {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-strong), transparent);
  max-width: var(--max-width);
  margin-inline: auto;
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 960px) {
  .footer-main {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand { grid-column: 1 / -1; }

  .mission-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 52px;
  }

  .why-us-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
    position: fixed;
    inset: 76px 0 0 0;
    background: #ffffff;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 30px;
    border-top: 1px solid var(--border);
    z-index: 999;
  }
  .nav-links.open { display: flex; }
  .nav-links a { font-size: 1.25rem; }
  .hamburger { display: flex; }

  .hero h1 { letter-spacing: -0.02em; }

  .services-grid { grid-template-columns: 1fr; }
  .pillars-grid { grid-template-columns: 1fr; }
  .why-strip .container { grid-template-columns: 1fr 1fr; }

  .form-row-2 { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 28px 22px; }

  .footer-main { grid-template-columns: 1fr; }

  .cta-strip {
    margin-inline: 16px;
  }
}

@media (max-width: 400px) {
  .why-strip .container { grid-template-columns: 1fr; }
}