/* =============================================
   OCEAN TECHNOLOGIES — style.css
   ============================================= */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Barlow:wght@600;700;800&display=swap');

/* --- CSS Variables --- */
:root {
  --primary:       #0a1628;
  --primary-mid:   #0d2045;
  --primary-light: #1a3a6b;
  --accent:        #c8102e;
  --accent-hover:  #a50d25;
  --blue-bright:   #1e6fd9;
  --white:         #ffffff;
  --off-white:     #f5f7fa;
  --gray-100:      #eef1f6;
  --gray-300:      #c9d0dc;
  --gray-500:      #7a8699;
  --gray-700:      #3d4a5c;
  --text-primary:  #0a1628;
  --text-secondary:#3d4a5c;

  --font-display: 'Barlow', sans-serif;
  --font-body:    'Inter', sans-serif;

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

  --shadow-card: 0 2px 16px rgba(10,22,40,0.08);
  --shadow-card-hover: 0 8px 32px rgba(10,22,40,0.16);
  --shadow-btn: 0 2px 8px rgba(200,16,46,0.25);

  --transition: 0.22s ease;
  --nav-height: 72px;
  --topbar-height: 36px;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* --- Utility --- */
.container {
  width: min(1200px, 92%);
  margin-inline: auto;
}
.section-pad { padding-block: 80px; }
.section-pad-sm { padding-block: 56px; }

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-title--white { color: var(--white); }
.section-intro {
  font-size: 1.05rem;
  color: var(--gray-700);
  max-width: 56ch;
  line-height: 1.7;
}
.section-intro--white { color: rgba(255,255,255,0.75); }

.divider {
  width: 48px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
  margin-bottom: 28px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-primary {
  background: var(--accent);
  color: var(--white);
  box-shadow: var(--shadow-btn);
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(200,16,46,0.35);
}
.btn-outline {
  border: 2px solid rgba(255,255,255,0.6);
  color: var(--white);
  background: transparent;
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
}
.btn-whatsapp {
  background: #25d366;
  color: var(--white);
  box-shadow: 0 2px 8px rgba(37,211,102,0.3);
}
.btn-whatsapp:hover {
  background: #1db954;
  transform: translateY(-1px);
}
.btn-dark {
  background: var(--primary);
  color: var(--white);
}
.btn-dark:hover {
  background: var(--primary-light);
  transform: translateY(-1px);
}

/* =============================================
   TOP CONTACT BAR
   ============================================= */
#top-bar {
  background: var(--primary);
  color: rgba(255,255,255,0.8);
  font-size: 0.78rem;
  height: var(--topbar-height);
  display: flex;
  align-items: center;
}
#top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.top-bar__items {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.top-bar__item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.top-bar__item svg {
  flex-shrink: 0;
  opacity: 0.7;
}
.top-bar__item a:hover { color: var(--white); }

/* =============================================
   HEADER / NAVIGATION
   ============================================= */
#site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: var(--white);
  box-shadow: 0 1px 0 var(--gray-100);
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: box-shadow var(--transition);
}
#site-header.scrolled {
  box-shadow: 0 2px 20px rgba(10,22,40,0.1);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 100%;
}
.header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.header__logo img {
  height: 52px;
  width: auto;
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.logo-text__name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.01em;
}
.logo-text__tag {
  font-size: 0.65rem;
  color: var(--gray-500);
  letter-spacing: 0.05em;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav__link {
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}
.nav__link:hover, .nav__link.active {
  color: var(--primary);
  background: var(--gray-100);
}
.nav__link.active { color: var(--accent); background: rgba(200,16,46,0.06); }

.header__cta { margin-left: 16px; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.hamburger:hover { background: var(--gray-100); }
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.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); }

/* Mobile nav */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  top: calc(var(--topbar-height) + var(--nav-height));
  background: var(--white);
  z-index: 800;
  padding: 24px;
  flex-direction: column;
  gap: 4px;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  overflow-y: auto;
}
.mobile-nav.open {
  transform: translateX(0);
}
.mobile-nav .nav__link {
  display: block;
  padding: 14px 16px;
  font-size: 1rem;
  border-bottom: 1px solid var(--gray-100);
  border-radius: 0;
}
.mobile-nav .btn { width: 100%; justify-content: center; margin-top: 20px; }

/* =============================================
   HERO SECTION
   ============================================= */
#hero {
  background: var(--primary);
  min-height: calc(100svh - var(--topbar-height) - var(--nav-height));
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-block: 80px 100px;
}

/* Subtle geometric background pattern */
#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
#hero::after {
  content: '';
  position: absolute;
  bottom: -60px;
  right: -60px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(30,111,217,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero__welcome {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.05;
  color: var(--white);
  margin-bottom: 8px;
}
.hero__title .line1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  display: block;
  color: rgba(255,255,255,0.85);
}
.hero__title .line2 {
  font-size: clamp(3rem, 7vw, 5.25rem);
  display: block;
  color: var(--white);
  letter-spacing: -0.02em;
}
.hero__title .line3 {
  font-size: clamp(1.75rem, 4vw, 3rem);
  display: block;
  color: var(--blue-bright);
}
.hero__tagline {
  font-size: 1rem;
  color: rgba(255,255,255,0.55);
  font-style: italic;
  margin-bottom: 20px;
  letter-spacing: 0.01em;
}
.hero__desc {
  color: rgba(255,255,255,0.7);
  font-size: 1.0rem;
  line-height: 1.75;
  max-width: 50ch;
  margin-bottom: 36px;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* Hero visual grid */
.hero__visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  position: relative;
}
.hero-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
  transition: background var(--transition), transform var(--transition);
}
.hero-card:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-2px);
}
.hero-card svg {
  color: var(--blue-bright);
}
.hero-card span {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.7);
  font-weight: 500;
}
.hero-card--wide {
  grid-column: 1 / -1;
}

/* =============================================
   DELL FLOATING BADGE
   ============================================= */
.dell-badge {
  position: fixed;
  right: 12px;
  top: 30%;
  transform: translateY(-50%);
  z-index: 850;
  width: 80px;
  cursor: default;
  filter: drop-shadow(0 0 10px rgba(30,111,217,0.6)) drop-shadow(0 4px 16px rgba(10,22,40,0.4));
  transition: filter var(--transition), transform var(--transition);
}
.dell-badge:hover {
  filter: drop-shadow(0 0 18px rgba(30,111,217,0.9)) drop-shadow(0 6px 20px rgba(10,22,40,0.5));
  transform: translateY(calc(-50% - 2px));
}

.dell-badge__wrap {
  /* Ribbon shape: square top, pointed bottom */
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), 50% 100%, 0 calc(100% - 24px));
  background: linear-gradient(170deg, #1040a0 0%, #0a1f5c 60%, #061440 100%);
  border-radius: 8px 8px 0 0;
  width: 80px;
  padding: 16px 10px 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
  /* Full white border via outline trick using box-shadow since clip-path clips border */
  position: relative;
}
/* Glowing border effect — drawn as a pseudo element behind the clip-path */
.dell-badge::before {
  content: '';
  position: absolute;
  inset: -3px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), 50% 100%, 0 calc(100% - 24px));
  background: rgba(255,255,255,0.75);
  border-radius: 9px 9px 0 0;
  z-index: -1;
}
.dell-badge__logo {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.15rem;
  color: var(--white);
  letter-spacing: -0.01em;
  line-height: 1;
  border: 2px solid var(--white);
  border-radius: 3px;
  padding: 3px 7px;
  background: rgba(255,255,255,0.1);
}
.dell-badge__text {
  font-size: 0.62rem;
  font-weight: 700;
  color: rgba(255,255,255,0.95);
  letter-spacing: 0.06em;
  line-height: 1.5;
  text-transform: uppercase;
}
.dell-badge__icon {
  color: #6ab4ff;
  margin-top: 2px;
}

/* =============================================
   SERVICES SECTION
   ============================================= */
#services { background: var(--off-white); }

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 48px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 24px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--gray-100);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(30,111,217,0.2);
}
.service-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(30,111,217,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-bright);
  flex-shrink: 0;
}
.service-card__name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.3;
}
.service-card__desc {
  font-size: 0.85rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* =============================================
   ABOUT SECTION
   ============================================= */
#about { background: var(--white); }
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}
.about__visual {
  background: var(--primary);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  position: relative;
  overflow: hidden;
}
.about__visual::before {
  content: '';
  position: absolute;
  top: -40px;
  right: -40px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(30,111,217,0.12);
}
.about__stat {
  position: relative;
}
.about__stat-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.about__stat-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
}
.about__stat + .about__stat {
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.about__content { display: flex; flex-direction: column; gap: 16px; }
.about__detail {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: var(--off-white);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent);
}
.about__detail-icon { color: var(--accent); flex-shrink: 0; margin-top: 2px; }
.about__detail-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 2px;
}
.about__detail-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--primary);
}

/* =============================================
   CLIENTS SECTION
   ============================================= */
#clients { background: var(--primary); }
.clients__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 48px;
}
.client-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  transition: background var(--transition);
}
.client-card:hover { background: rgba(255,255,255,0.09); }
.client-card__badge {
  display: flex;
  align-items: center;
  gap: 10px;
}
.client-card__icon {
  width: 52px;
  height: 52px;
  background: rgba(30,111,217,0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #4a9eff;
}
.client-card__name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.3;
}
.client-card__sub {
  font-size: 0.83rem;
  color: rgba(255,255,255,0.5);
}

/* =============================================
   SERVICE AREAS
   ============================================= */
#areas { background: var(--off-white); }
.areas__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 48px;
}
.area-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 32px 20px;
  text-align: center;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--gray-100);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.area-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}
.area-card__icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(10,22,40,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}
.area-card__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--primary);
}
.area-card__state {
  font-size: 0.78rem;
  color: var(--gray-500);
}

/* =============================================
   CONTACT SECTION
   ============================================= */
#contact { background: var(--white); }
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  margin-top: 48px;
}
.contact__info { display: flex; flex-direction: column; gap: 20px; }
.contact__item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.contact__item-icon {
  width: 44px;
  height: 44px;
  background: rgba(10,22,40,0.05);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}
.contact__item-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 3px;
}
.contact__item-value {
  font-size: 0.95rem;
  color: var(--primary);
  font-weight: 500;
  line-height: 1.5;
}
.contact__item-value a:hover { color: var(--blue-bright); }
.contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

/* Contact form */
.contact__form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray-700);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 11px 14px;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--primary);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue-bright);
  box-shadow: 0 0 0 3px rgba(30,111,217,0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group .error-msg {
  font-size: 0.75rem;
  color: var(--accent);
  display: none;
}
.form-group.has-error input,
.form-group.has-error textarea,
.form-group.has-error select {
  border-color: var(--accent);
}
.form-group.has-error .error-msg { display: block; }
.form-status {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 500;
  display: none;
}
.form-status.success {
  background: rgba(37,211,102,0.1);
  color: #1a7a42;
  border: 1px solid rgba(37,211,102,0.3);
  display: block;
}
.form-status.error {
  background: rgba(200,16,46,0.08);
  color: var(--accent);
  border: 1px solid rgba(200,16,46,0.2);
  display: block;
}

/* Map placeholder */
.map-wrap {
  margin-top: 20px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--gray-100);
}
.map-wrap iframe {
  display: block;
  width: 100%;
  height: 220px;
  border: none;
}

/* =============================================
   FOOTER
   ============================================= */
#footer {
  background: var(--primary);
  color: rgba(255,255,255,0.7);
  padding-top: 64px;
  padding-bottom: 0;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer__brand .logo-text__name { color: var(--white); font-size: 1.2rem; }
.footer__brand .logo-text__tag { color: rgba(255,255,255,0.4); }
.footer__tagline {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  font-style: italic;
  margin-top: 10px;
  margin-bottom: 20px;
}
.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 0.85rem;
}
.footer__contact-item svg { flex-shrink: 0; opacity: 0.6; margin-top: 2px; }
.footer__contact-item a:hover { color: var(--white); }

.footer__heading {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}
.footer__links { display: flex; flex-direction: column; gap: 10px; }
.footer__links a {
  font-size: 0.875rem;
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--white); }

.footer__bottom {
  padding-block: 18px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
}

/* =============================================
   FLOATING ELEMENTS
   ============================================= */
/* WhatsApp float button */
.float-whatsapp {
  position: fixed;
  bottom: 80px;
  left: 20px;
  width: 52px;
  height: 52px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  box-shadow: 0 4px 16px rgba(37,211,102,0.4);
  z-index: 800;
  transition: transform var(--transition), box-shadow var(--transition);
}
.float-whatsapp:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37,211,102,0.55);
}

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 20px;
  left: 20px;
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 800;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition);
  box-shadow: 0 2px 12px rgba(10,22,40,0.2);
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}
.back-to-top:hover { background: var(--primary-light); }

/* =============================================
   PAGE-SPECIFIC HERO (inner pages)
   ============================================= */
.page-hero {
  background: var(--primary);
  padding: 64px 0 56px;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 48px 48px;
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
}
.page-hero p {
  color: rgba(255,255,255,0.65);
  font-size: 1.05rem;
  max-width: 50ch;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: 16px;
}
.breadcrumb a:hover { color: var(--white); }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .hero__grid { grid-template-columns: 1fr; gap: 48px; }
  .hero__visual { order: -1; }
  .about__grid { grid-template-columns: 1fr; gap: 40px; }
  .areas__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --nav-height: 64px; --topbar-height: 0px; }
  #top-bar { display: none; }
  
  .header__nav, .header__cta { display: none; }
  .hamburger { display: flex; }
  .mobile-nav { display: flex; }

  .section-pad { padding-block: 56px; }

  .hero__grid { gap: 40px; }
  .hero__visual { grid-template-columns: 1fr 1fr; }

  .clients__grid { grid-template-columns: 1fr; }
  .contact__grid { grid-template-columns: 1fr; gap: 40px; }
  .form-row { grid-template-columns: 1fr; }

  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom { flex-direction: column; text-align: center; }

  .dell-badge {
    right: 10px;
    top: 28%;
    transform: translateY(-50%);
    width: 64px;
  }
  .dell-badge__wrap { width: 64px; padding: 12px 8px 30px; gap: 6px; }
  .dell-badge__logo { font-size: 0.95rem; padding: 2px 5px; }
  .dell-badge__text { font-size: 0.55rem; letter-spacing: 0.04em; }
  .dell-badge__icon svg { width: 16px; height: 16px; }

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

@media (max-width: 480px) {
  .hero__visual { grid-template-columns: 1fr; }
  .hero-card--wide { grid-column: 1; }
  .areas__grid { grid-template-columns: 1fr 1fr; }
}

/* =============================================
   REDUCED MOTION
   ============================================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
  html { scroll-behavior: auto; }
}