/* ═══════════════════════════════════════════════════
   PPEL — ProdaptPioneer Engineers LLP
   Main Stylesheet
   Color Palette: Teal #00B5CC, Navy #0D2240, Orange #F5A623, White #FAFAFA
   ═══════════════════════════════════════════════════ */

/* ── CSS VARIABLES ────────────────────────────────── */
:root {
  --teal:        #00B5CC;
  --teal-dark:   #008FA3;
  --teal-light:  #E0F7FA;
  --navy:        #0D2240;
  --navy-mid:    #1A3560;
  --navy-light:  #243D6B;
  --orange:      #F5A623;
  --orange-dark: #D4891A;
  --white:       #FAFAFA;
  --off-white:   #F2F6FA;
  --light-gray:  #E8EEF4;
  --mid-gray:    #8DA0B3;
  --text-dark:   #1C2E42;
  --text-mid:    #3D556B;
  --text-light:  #6B85A0;

  --font-heading: 'Barlow Condensed', sans-serif;
  --font-body:    'Lato', sans-serif;

  --radius:    8px;
  --radius-lg: 16px;
  --shadow:    0 4px 20px rgba(13,34,64,0.10);
  --shadow-lg: 0 8px 40px rgba(13,34,64,0.18);
  --transition: 0.3s ease;

  /* Accessibility: larger base font */
  --fs-base:  18px;
  --fs-lg:    20px;
  --fs-xl:    24px;
  --fs-2xl:   32px;
  --fs-3xl:   42px;
  --fs-hero:  62px;
}

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

html {
  font-size: var(--fs-base);
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  color: var(--teal-dark);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--orange); }
a:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
  border-radius: 2px;
}

h1,h2,h3,h4,h5 {
  font-family: var(--font-heading);
  line-height: 1.15;
  letter-spacing: 0.01em;
  font-weight: 700;
}

p { margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }

ul { list-style: none; }

/* ── CONTAINERS ───────────────────────────────────── */
.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── BUTTONS ─────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 15px 36px;
  border-radius: var(--radius);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  text-align: center;
}
.btn-primary {
  background: var(--teal);
  color: #fff;
  border-color: var(--teal);
}
.btn-primary:hover {
  background: var(--teal-dark);
  border-color: var(--teal-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,181,204,0.35);
}
.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.75);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: #fff;
  color: #fff;
}
.btn-full { width: 100%; }
.mt-2 { margin-top: 2rem; }

/* ── SECTION COMMONS ─────────────────────────────── */
.section {
  padding: 96px 0;
}
.section-light { background: var(--off-white); }
.section-dark  { background: var(--navy); }
.section-teal  { background: var(--teal-dark); }

.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-header.light h2 { color: #fff; }
.section-tag {
  display: inline-block;
  background: var(--teal-light);
  color: var(--teal-dark);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 30px;
  margin-bottom: 14px;
}
.section-header h2 {
  font-size: var(--fs-3xl);
  color: var(--navy);
}
.section-header.light .section-tag {
  background: rgba(255,255,255,0.15);
  color: #fff;
}
.accent { color: var(--teal); }
.section-intro {
  text-align: center;
  font-size: var(--fs-lg);
  color: var(--text-mid);
  max-width: 680px;
  margin: -30px auto 50px;
}

/* ── HEADER ──────────────────────────────────────── */
#site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(13,34,64,0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.25);
  transition: background var(--transition);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 24px;
}

/* Logo */
.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.logo-box {
  background: var(--teal);
  color: #fff;
  width: 52px; height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
}
.logo-box.small { width: 42px; height: 42px; }
.logo-text {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.logo-box.small .logo-text { font-size: 1.1rem; }
.logo-name {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.logo-name-main {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.04em;
}
.logo-name-sub {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  color: var(--teal);
  letter-spacing: 0.08em;
}

/* Nav */
#main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}
#main-nav ul li a {
  display: block;
  padding: 8px 14px;
  color: rgba(255,255,255,0.85);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: all var(--transition);
}
#main-nav ul li a:hover,
#main-nav ul li a.active {
  color: #fff;
  background: rgba(255,255,255,0.08);
}
.nav-cta {
  background: var(--teal) !important;
  color: #fff !important;
  padding: 8px 20px !important;
}
.nav-cta:hover { background: var(--teal-dark) !important; }

/* Hamburger */
#menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px; height: 22px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}
#menu-toggle span {
  display: block;
  width: 100%; height: 3px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.3s;
}

/* ── HERO ─────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background:
    linear-gradient(
      160deg,
      rgba(13,34,64,0.93) 0%,
      rgba(0,143,163,0.88) 60%,
      rgba(13,34,64,0.96) 100%
    ),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Ccircle cx='30' cy='30' r='1.5' fill='rgba(255,255,255,0.06)'/%3E%3C/svg%3E");
  background-size: auto, 60px 60px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  bottom: -120px; right: -120px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,181,204,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 80px;
  padding-bottom: 120px;
  max-width: 820px;
}

.hero-eyebrow {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 16px;
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, var(--fs-hero));
  font-weight: 800;
  color: #fff;
  line-height: 1.05;
  margin-bottom: 24px;
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}
.hero-title span { color: var(--teal); }

.hero-subtitle {
  font-size: var(--fs-lg);
  color: rgba(255,255,255,0.82);
  max-width: 600px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.15);
}
.stat {
  display: flex;
  flex-direction: column;
}
.stat-number {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--teal);
  line-height: 1;
}
.stat-label {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  margin-top: 4px;
}

.scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  animation: bounce 2s infinite;
}
.scroll-arrow {
  width: 10px; height: 10px;
  border-right: 2px solid rgba(255,255,255,0.7);
  border-bottom: 2px solid rgba(255,255,255,0.7);
  transform: rotate(45deg) translateY(-2px);
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}

/* ── ABOUT ───────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.about-text .lead {
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.5;
  margin-bottom: 20px;
}
.about-text p {
  font-size: var(--fs-base);
  color: var(--text-mid);
}

.about-vision {
  background: var(--navy);
  color: #fff;
  padding: 40px;
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}
.about-vision::before {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 150px; height: 150px;
  background: rgba(0,181,204,0.1);
  border-radius: 50%;
}
.about-vision h3 {
  font-size: 1.8rem;
  color: var(--teal);
  margin-bottom: 24px;
}

.vision-list { display: flex; flex-direction: column; gap: 18px; }
.vision-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.vi-icon {
  color: var(--orange);
  font-size: 1rem;
  margin-top: 4px;
  flex-shrink: 0;
}
.vision-list li strong { color: var(--teal); display: block; font-size: 1rem; }
.vision-list li div { font-size: 0.9rem; color: rgba(255,255,255,0.8); }

/* ── SERVICES ────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--teal), var(--teal-dark));
  opacity: 0;
  transition: opacity var(--transition);
}
.service-card:hover {
  transform: translateY(-8px);
  background: rgba(255,255,255,0.09);
  box-shadow: var(--shadow-lg);
}
.service-card:hover::before { opacity: 1; }
.service-card.featured {
  background: var(--teal);
  border-color: var(--teal);
  transform: translateY(-12px);
  box-shadow: 0 12px 40px rgba(0,181,204,0.4);
}
.service-card.featured:hover { transform: translateY(-18px); }
.service-card.featured h3,
.service-card.featured p { color: #fff; }

.service-icon {
  width: 72px; height: 72px;
  margin: 0 auto 24px;
  color: var(--teal);
}
.service-card.featured .service-icon { color: rgba(255,255,255,0.9); }

.service-card h3 {
  font-size: 1.6rem;
  color: #fff;
  margin-bottom: 14px;
}
.service-card p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
}

/* ── EXPERTISE ───────────────────────────────────── */
.expertise-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.expertise-text .lead {
  font-size: var(--fs-xl);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.5;
  margin-bottom: 32px;
}
.expertise-pillars {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.pillar {
  background: #fff;
  border-left: 5px solid var(--teal);
  padding: 20px 24px;
  border-radius: 0 var(--radius) var(--radius) 0;
  box-shadow: var(--shadow);
}
.pillar h4 {
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 8px;
}
.pillar p { font-size: 0.95rem; color: var(--text-mid); margin: 0; }

.expertise-specialties {
  background: var(--navy);
  padding: 40px;
  border-radius: var(--radius-lg);
}
.expertise-specialties h3 {
  font-size: 1.6rem;
  color: var(--teal);
  margin-bottom: 24px;
}
.specialty-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.specialty-tags span {
  background: rgba(0,181,204,0.15);
  color: rgba(255,255,255,0.9);
  border: 1px solid rgba(0,181,204,0.3);
  padding: 8px 16px;
  border-radius: 30px;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition);
  cursor: default;
}
.specialty-tags span:hover {
  background: var(--teal);
  border-color: var(--teal);
}

/* ── QUALITY SECTION ─────────────────────────────── */
.quality-section {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
}
.quality-banner {
  max-width: 900px;
  margin: 0 auto;
}
.quality-text h2 {
  font-size: var(--fs-3xl);
  color: #fff;
  margin-bottom: 40px;
}
.quality-points {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.qp {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 28px;
  border-radius: var(--radius);
}
.qp-num {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--orange);
  line-height: 1;
  flex-shrink: 0;
  min-width: 44px;
}
.qp strong {
  display: block;
  font-size: 1.15rem;
  color: var(--teal);
  margin-bottom: 8px;
}
.qp p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.75);
  margin: 0;
}

/* ── EXPERIENCE / CLIENTS ────────────────────────── */
.clients-row {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}
.client-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  background: #fff;
  border: 2px solid var(--light-gray);
  padding: 24px 32px;
  border-radius: var(--radius);
  min-width: 180px;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  cursor: default;
}
.client-badge:hover {
  border-color: var(--teal);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.client-name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  text-align: center;
}
.client-short {
  font-size: 0.8rem;
  color: var(--teal-dark);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.goals-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.goal-item {
  background: #fff;
  padding: 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border-top: 4px solid transparent;
}
.goal-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-top-color: var(--teal);
}
.goal-icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 14px;
}
.goal-item h4 {
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 10px;
}
.goal-item p {
  font-size: 0.9rem;
  color: var(--text-mid);
  margin: 0;
}

/* ── TEAM ────────────────────────────────────────── */
.team-tier {
  margin-bottom: 56px;
}
.tier-title {
  font-size: 1.4rem;
  color: var(--teal);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 28px;
  padding-bottom: 12px;
  border-bottom: 2px solid rgba(0,181,204,0.25);
}
.tier-sub {
  text-align: center;
  color: rgba(255,255,255,0.7);
  font-size: 1rem;
  margin-bottom: 24px;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
}

.team-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 700px;
  margin: 0 auto;
}
.team-cards-3 {
  grid-template-columns: repeat(3, 1fr);
  max-width: 100%;
}
.center-cards {
  grid-template-columns: 1fr;
  max-width: 360px;
}

.team-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
  transition: all var(--transition);
}
.team-card:hover {
  background: rgba(255,255,255,0.09);
  transform: translateY(-4px);
  border-color: var(--teal);
}
.promoter-card {
  border: 2px solid var(--teal);
  background: rgba(0,181,204,0.07);
}

.tc-avatar {
  width: 64px; height: 64px;
  background: var(--teal);
  color: #fff;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}
.promoter-card .tc-avatar {
  width: 80px; height: 80px;
  font-size: 1.3rem;
  background: var(--orange);
}

.team-card h4 {
  font-size: 1.1rem;
  color: #fff;
  margin-bottom: 4px;
}
.tc-role {
  display: block;
  font-size: 0.82rem;
  color: var(--teal);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 12px;
}
.team-card p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.7);
  margin: 0;
}

/* Welder names */
.welder-names {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}
.welder-names span {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.85);
  padding: 8px 18px;
  border-radius: 30px;
  font-size: 0.9rem;
  font-weight: 600;
}
.welder-names em {
  color: var(--orange);
  font-style: normal;
}

/* ── TOOLS ───────────────────────────────────────── */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.tool-group {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  border-top: 5px solid var(--teal);
}
.tool-group h4 {
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 18px;
}
.tool-group ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.tool-group li {
  font-size: 0.92rem;
  color: var(--text-mid);
  padding-left: 18px;
  position: relative;
  line-height: 1.5;
}
.tool-group li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--teal);
  font-weight: 700;
}

/* ── UVP ─────────────────────────────────────────── */
.uvp-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.uvp-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  transition: all var(--transition);
}
.uvp-card:hover {
  background: rgba(255,255,255,0.18);
  transform: translateY(-6px);
}
.uvp-icon {
  font-size: 2.2rem;
  display: block;
  margin-bottom: 14px;
}
.uvp-card h4 {
  font-size: 1rem;
  color: #fff;
  margin-bottom: 10px;
}
.uvp-card p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.8);
  margin: 0;
}

/* ── CONTACT ─────────────────────────────────────── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}
.contact-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 32px;
}
.contact-icon {
  font-size: 1.8rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.contact-item strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 6px;
  letter-spacing: 0.04em;
}
.contact-item p {
  color: var(--text-mid);
  font-size: 1rem;
  margin: 0;
  line-height: 1.7;
}
.contact-item a {
  color: var(--teal-dark);
  font-weight: 700;
}
.contact-item a:hover { color: var(--orange); }
.contact-note {
  background: var(--teal-light);
  border-left: 5px solid var(--teal);
  padding: 20px 24px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin-top: 8px;
}
.contact-note p {
  font-size: 0.95rem;
  color: var(--teal-dark);
  margin: 0;
}

/* Form */
.contact-form-block {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 44px 40px;
  box-shadow: var(--shadow-lg);
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--navy);
  margin-bottom: 8px;
}
.req { color: var(--teal); }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--light-gray);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-dark);
  background: var(--off-white);
  transition: border-color var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--teal);
  background: #fff;
}
.form-group textarea { resize: vertical; }
.form-group select { cursor: pointer; }

#form-status {
  margin-top: 14px;
  padding: 12px 18px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 700;
  text-align: center;
  display: none;
}
#form-status.success {
  display: block;
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}
#form-status.error {
  display: block;
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* ── FOOTER ──────────────────────────────────────── */
#site-footer {
  background: var(--navy);
  color: rgba(255,255,255,0.75);
  padding: 56px 0 0;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand .logo-name-main { color: #fff; }
.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-links a {
  color: rgba(255,255,255,0.7);
  font-size: 1rem;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--teal); }
.footer-contact p {
  font-size: 0.95rem;
  margin-bottom: 10px;
}
.footer-contact a {
  color: rgba(255,255,255,0.8);
  font-weight: 600;
}
.footer-contact a:hover { color: var(--teal); }
.footer-bottom {
  text-align: center;
  padding: 20px 0;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.45);
}

/* ── BACK TO TOP ─────────────────────────────────── */
#back-to-top {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 50px; height: 50px;
  background: var(--teal);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  line-height: 1;
  box-shadow: 0 4px 16px rgba(0,181,204,0.4);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition);
  z-index: 900;
}
#back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}
#back-to-top:hover {
  background: var(--teal-dark);
  transform: translateY(-3px);
}

/* ── ANIMATIONS ──────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── RESPONSIVE ──────────────────────────────────── */
@media (max-width: 1100px) {
  .uvp-grid { grid-template-columns: repeat(3, 1fr); }
  .tools-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  :root { --fs-base: 17px; }
  .about-grid,
  .expertise-layout,
  .contact-layout { grid-template-columns: 1fr; gap: 40px; }
  .services-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
  .service-card.featured { transform: none; }
  .goals-grid { grid-template-columns: repeat(2, 1fr); }
  .team-cards-3 { grid-template-columns: repeat(2, 1fr); }
  .uvp-grid { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 72px 0; }
}

@media (max-width: 768px) {
  #main-nav {
    position: fixed;
    top: 76px; left: 0; right: 0;
    background: rgba(13,34,64,0.99);
    padding: 24px;
    transform: translateY(-110%);
    opacity: 0;
    transition: all 0.35s ease;
    z-index: 999;
    border-top: 1px solid rgba(255,255,255,0.1);
  }
  #main-nav.open {
    transform: translateY(0);
    opacity: 1;
  }
  #main-nav ul {
    flex-direction: column;
    gap: 8px;
  }
  #main-nav ul li a {
    font-size: 1.2rem;
    padding: 12px 16px;
    border-radius: var(--radius);
  }
  #menu-toggle { display: flex; }
  #menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(7px, 7px); }
  #menu-toggle.active span:nth-child(2) { opacity: 0; }
  #menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(7px, -7px); }

  .hero-content { padding-top: 96px; padding-bottom: 80px; }
  .hero-title { font-size: clamp(2rem, 8vw, 3.5rem); }
  .hero-stats { gap: 28px; }

  .section-header h2 { font-size: var(--fs-2xl); }
  .goals-grid { grid-template-columns: 1fr; }
  .team-cards { grid-template-columns: 1fr; max-width: 400px; }
  .team-cards-3 { grid-template-columns: 1fr; max-width: 400px; }
  .tools-grid { grid-template-columns: 1fr; }
  .uvp-grid { grid-template-columns: 1fr 1fr; }
  .footer-inner { flex-direction: column; }
  .contact-form-block { padding: 32px 24px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .uvp-grid { grid-template-columns: 1fr; }
  .clients-row { flex-direction: column; align-items: center; }
  .client-badge { width: 100%; max-width: 260px; }
  .logo-name { display: none; }
}

/* ── SKIP LINK (accessibility) ───────────────────── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--teal);
  color: #fff;
  padding: 12px 20px;
  z-index: 9999;
  font-weight: 700;
  border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus { top: 0; }
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.gallery-img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  border-radius: var(--radius);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
}
.gallery-img:hover {
  transform: scale(1.03);
  box-shadow: 0 8px 30px rgba(0,0,0,0.4);
}
@media (max-width: 768px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .gallery-grid { grid-template-columns: 1fr; }
}

.cert-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 28px;
}
.cert-card {
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
  text-align: center;
  width: 240px;
  transition: transform 0.3s;
}
.cert-card:hover { transform: translateY(-4px); }
.cert-img {
  width: 100%;
  height: 180px;
  object-fit: contain;
  border-radius: 4px;
  margin-bottom: 10px;
  border: 1px solid var(--light-gray);
}
.cert-card p {
  font-weight: 700;
  color: var(--navy);
  font-size: 0.95rem;
  margin: 0;
}