/* ===== ARK GROUP MECHANICAL LLC - Professional Stylesheet ===== */

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

:root {
  --clr-red: #b22222;
  --clr-red-dark: #8b1a1a;
  --clr-red-light: #d43030;
  --clr-navy: #0d1f35;
  --clr-navy-light: #162d4a;
  --clr-gold: #c8963e;
  --clr-white: #ffffff;
  --clr-off-white: #f7f8fa;
  --clr-light-gray: #e8eaed;
  --clr-medium-gray: #8a8f96;
  --clr-dark-gray: #4a4f56;
  --clr-text: #1a1d22;
  --clr-text-light: #5a5e64;
  --clr-success: #1a7a3a;
  --clr-border: #d5d8dc;
  --font-heading: 'Merriweather', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.10);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;
  --max-width: 1200px;
  --header-height: 90px;
  --header-height-shrunk: 64px;
  --header-logo-size: 42px;
  --header-logo-size-shrunk: 34px;
  --transition: 0.2s ease;
}

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--clr-text);
  background: var(--clr-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--clr-red);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--clr-red-dark);
}

ul {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--clr-navy);
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p { margin-bottom: 1rem; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container--narrow {
  max-width: 900px;
}

.section {
  padding: 5rem 0;
}

.section--light {
  background: var(--clr-off-white);
}

.section--dark {
  background: var(--clr-navy);
  color: var(--clr-white);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--clr-white);
}

.section--red {
  background: var(--clr-red);
  color: var(--clr-white);
}

.section--red h2,
.section--red h3,
.section--red h4 {
  color: var(--clr-white);
}

.section__label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-red);
  margin-bottom: 0.75rem;
}

.section__title {
  margin-bottom: 1rem;
}

.section__subtitle {
  font-size: 1.125rem;
  color: var(--clr-text-light);
  max-width: 700px;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.section__header {
  text-align: center;
  margin-bottom: 3rem;
}

.section__header .section__subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* ===== SCROLL ANIMATIONS ===== */

.anim-fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.anim-fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.anim-fade-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.anim-fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.anim-fade-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.anim-fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.anim-delay-1 { transition-delay: 0.1s; }
.anim-delay-2 { transition-delay: 0.2s; }
.anim-delay-3 { transition-delay: 0.35s; }
.anim-delay-4 { transition-delay: 0.5s; }

/* ===== BUTTONS ===== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn--primary {
  background: var(--clr-red);
  color: var(--clr-white);
  border-color: var(--clr-red);
}

.btn--primary:hover {
  background: var(--clr-red-dark);
  border-color: var(--clr-red-dark);
  color: var(--clr-white);
}

.btn--outline {
  background: transparent;
  color: var(--clr-white);
  border-color: var(--clr-white);
}

.btn--outline:hover {
  background: var(--clr-white);
  color: var(--clr-red);
}

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

.btn--outline-dark:hover {
  background: var(--clr-navy);
  color: var(--clr-white);
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: 1rem;
}

.btn--sm {
  padding: 0.6rem 1.25rem;
  font-size: 0.85rem;
}

/* ===== HEADER ===== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--clr-white);
  border-bottom: 1px solid var(--clr-border);
  height: var(--header-height);
  transition: height 0.35s ease, box-shadow 0.35s ease, background 0.35s ease;
}

.site-header--scrolled {
  box-shadow: var(--shadow-sm);
}

.site-header--shrunk {
  height: var(--header-height-shrunk);
  box-shadow: var(--shadow-md);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
  transition: gap 0.35s ease;
}

.header__logo-img {
  height: 42px;
  width: auto;
  transition: height 0.35s ease;
}

.site-header--shrunk .header__logo-img {
  height: 34px;
}

.header__logo-svg {
  width: var(--header-logo-size);
  height: var(--header-logo-size);
  transition: width 0.35s ease, height 0.35s ease;
}

.site-header--shrunk .header__logo-svg {
  width: var(--header-logo-size-shrunk);
  height: var(--header-logo-size-shrunk);
}

.header__logo-text {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--clr-navy);
  transition: font-size 0.35s ease;
}

.site-header--shrunk .header__logo-text {
  font-size: 0.9rem;
}

.header__logo-text span {
  display: block;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-red);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.header__nav a {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--clr-text);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.header__nav a:hover,
.header__nav a.active {
  color: var(--clr-red);
  background: #fdf2f2;
}

.header__contact {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

.header__phone {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--clr-text);
}

.header__phone svg {
  flex-shrink: 0;
}

.header__phone:hover {
  color: var(--clr-red);
}

.header__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.header__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-navy);
  transition: all 0.3s ease;
}

.header__hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.header__hamburger.active span:nth-child(2) {
  opacity: 0;
}

.header__hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== HERO ===== */

.hero {
  position: relative;
  padding: calc(var(--header-height) + 4rem) 0 6rem;
  background: var(--clr-navy);
  overflow: hidden;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(13, 31, 53, 0.95) 0%,
    rgba(13, 31, 53, 0.88) 40%,
    rgba(13, 31, 53, 0.72) 70%,
    rgba(13, 31, 53, 0.40) 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 600px;
}

.hero__pretitle {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-gold);
  margin-bottom: 1rem;
}

.hero__title {
  font-size: 3rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 1.25rem;
  line-height: 1.15;
}

.hero__title span {
  color: var(--clr-gold);
}

.hero__text {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: 2rem;
  max-width: 500px;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero__trust {
  display: flex;
  gap: 2rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.hero__trust-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.7);
}

.hero__trust-item svg {
  flex-shrink: 0;
  color: var(--clr-gold);
}

/* ===== PAGE HERO (Inner Pages) ===== */

.page-hero {
  position: relative;
  padding: calc(var(--header-height) + 3rem) 0 3.5rem;
  background: var(--clr-navy);
  text-align: center;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 30% 50%, rgba(178, 34, 34, 0.12) 0%, transparent 60%);
  pointer-events: none;
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero__title {
  font-size: 2.75rem;
  color: var(--clr-white);
  margin-bottom: 0.75rem;
}

.page-hero__subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.75);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== SERVICES TABS (Homepage) ===== */

.services-tabs {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--clr-white);
}

.services-tabs__nav {
  display: flex;
  flex-direction: row;
  border-bottom: 1px solid var(--clr-border);
  background: var(--clr-off-white);
}

.services-tabs__tab {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
  padding: 1rem 1.5rem;
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  border-right: 1px solid var(--clr-border);
  border-radius: 0;
  cursor: pointer;
  transition: all 0.25s ease;
  text-align: left;
  font-family: var(--font-body);
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--clr-navy);
  justify-content: center;
}

.services-tabs__tab:last-child {
  border-right: none;
}

.services-tabs__tab:hover {
  background: #fdf2f2;
  border-bottom-color: var(--clr-gold);
}

.services-tabs__tab.active {
  background: var(--clr-white);
  color: var(--clr-navy);
  border-bottom-color: var(--clr-red);
}

.services-tabs__tab-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: #fdf2f2;
  color: var(--clr-red);
  transition: all 0.25s ease;
}

.services-tabs__tab.active .services-tabs__tab-icon {
  background: var(--clr-red);
  color: var(--clr-white);
}

.services-tabs__tab-icon svg {
  width: 20px;
  height: 20px;
}

.services-tabs__tab-text {
  font-weight: 600;
}

.services-tabs__content {
  border: none;
  border-radius: 0;
  overflow: hidden;
  background: var(--clr-white);
}

.services-tabs__panel {
  display: none;
  padding: 2rem;
}

.services-tabs__panel.active {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.services-tabs__panel-info h4 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
  color: var(--clr-navy);
}

.services-tabs__panel-info p {
  color: var(--clr-text-light);
  line-height: 1.65;
  margin-bottom: 1.25rem;
  font-size: 0.95rem;
}

.services-tabs__panel-features {
  list-style: none;
  margin-bottom: 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem 1.25rem;
}

.services-tabs__panel-features li {
  position: relative;
  padding-left: 1rem;
  font-size: 0.875rem;
  color: var(--clr-text-light);
  line-height: 1.6;
}

.services-tabs__panel-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 5px;
  height: 5px;
  background: var(--clr-red);
  border-radius: 50%;
}

.services-tabs__panel-image {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
  transition: transform 0.4s ease;
  border: none;
}

.services-tabs__panel-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.services-tabs__panel.active .services-tabs__panel-image:hover img {
  transform: scale(1.04);
}

/* ===== SERVICE DETAIL CARDS (Services Page) ===== */

.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding: 3.5rem 0;
}

.service-detail:nth-child(even) {
  direction: rtl;
}

.service-detail:nth-child(even) > * {
  direction: ltr;
}

.service-detail:nth-child(even) .service-detail__visual {
  order: -1;
}

.service-detail__visual {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--clr-border);
  aspect-ratio: 4 / 3;
  position: relative;
  box-shadow: var(--shadow-md);
}

.service-detail__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.service-detail__visual:hover img {
  transform: scale(1.04);
}

.service-detail__number {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--clr-red);
  color: var(--clr-white);
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  z-index: 2;
  box-shadow: 0 4px 10px rgba(178,34,34,0.4);
}

.service-detail__content h3 {
  margin-bottom: 0.5rem;
  font-size: 1.75rem;
}

.service-detail__content p {
  color: var(--clr-text-light);
  margin-bottom: 1.25rem;
  font-size: 1.05rem;
  line-height: 1.7;
}

.service-detail__label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-red);
  margin-bottom: 0.5rem;
}

.service-detail__features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem 1.5rem;
  margin-bottom: 1.75rem;
}

.service-detail__features li {
  position: relative;
  padding-left: 1.6rem;
  font-size: 0.925rem;
  color: var(--clr-text-light);
  line-height: 1.6;
}

.service-detail__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 12px;
  height: 12px;
  background: #fdf2f2;
  border: 2px solid var(--clr-red);
  border-radius: 2px;
}

.service-detail__features li::after {
  content: '';
  position: absolute;
  left: 3px;
  top: 0.6em;
  width: 4px;
  height: 7px;
  border: solid var(--clr-red);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.service-detail__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.service-detail__cta-text {
  font-size: 0.85rem;
  color: var(--clr-text-light);
}

.service-detail__visual-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  width: 100%;
  height: 100%;
  background: var(--clr-off-white);
  color: var(--clr-medium-gray);
}

.service-detail__visual-placeholder svg {
  width: 72px;
  height: 72px;
  color: var(--clr-red);
  opacity: 0.35;
}

/* ===== ABOUT ===== */

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-layout__visual {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--clr-border);
  aspect-ratio: 4 / 3;
}

.about-layout__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-layout__visual-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  width: 100%;
  height: 100%;
  background: var(--clr-off-white);
  color: var(--clr-medium-gray);
}

.about-layout__visual-placeholder svg {
  width: 80px;
  height: 80px;
  color: var(--clr-red);
  opacity: 0.35;
}

.about-layout__content h2 {
  margin-bottom: 1.25rem;
}

.about-layout__content p {
  color: var(--clr-text-light);
  margin-bottom: 1.25rem;
}

/* ===== OWNER PROFILE ===== */

/* ===== ABOUT VALUES SPLIT ===== */

.about-values-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.about-values-split .value-card::before {
  display: none;
}

.about-values-split .value-card:hover {
  transform: none;
  box-shadow: none;
}

.owner-photo {
  width: 140px;
  height: 140px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin: 0 auto 1.5rem;
  border: 1px solid var(--clr-border);
}

.owner-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.owner-photo-placeholder {
  width: 140px;
  height: 140px;
  border-radius: var(--radius-sm);
  margin: 0 auto 1.5rem;
  background: var(--clr-off-white);
  border: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.owner-photo-placeholder svg {
  width: 48px;
  height: 48px;
  color: var(--clr-medium-gray);
}

/* ===== VALUES ===== */

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.value-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 2.25rem 1.5rem;
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 3px;
  background: var(--clr-red);
  border-radius: 0 0 2px 2px;
  transition: width 0.3s ease;
}

.value-card:hover {
  background: rgba(255, 255, 255, 0.10);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.value-card:hover::before {
  width: 60px;
}

.value-card__icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(178, 34, 34, 0.15);
  border: 1px solid rgba(178, 34, 34, 0.2);
  border-radius: var(--radius-sm);
  color: var(--clr-red);
}

.value-card__icon svg {
  width: 28px;
  height: 28px;
}

.value-card__title {
  font-size: 1.1rem;
  margin-bottom: 0.6rem;
  color: var(--clr-white);
  font-weight: 600;
}

.value-card__text {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.6;
  margin-bottom: 0;
}

/* ===== TESTIMONIALS ===== */

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: var(--radius-md);
  padding: 2rem 1.75rem 1.75rem;
  transition: all 0.3s ease;
  position: relative;
}

.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  font-family: var(--font-heading);
  font-size: 4rem;
  line-height: 1;
  color: rgba(200, 150, 62, 0.2);
  pointer-events: none;
}

.testimonial-card:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.18);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.testimonial-card__stars {
  display: flex;
  gap: 3px;
  margin-bottom: 1rem;
  color: var(--clr-gold);
}

.testimonial-card__stars svg {
  width: 15px;
  height: 15px;
}

.testimonial-card__text {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.testimonial-card__author-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-gold);
  font-family: var(--font-heading);
}

.testimonial-card__author-info {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--clr-white);
}

.testimonial-card__author-info span {
  display: block;
  font-weight: 400;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 2px;
}

/* ===== CTA BANNER ===== */

.cta-banner {
  background: var(--clr-red);
  padding: 3rem 0;
  position: relative;
  overflow: hidden;
}

.cta-banner::after {
  content: '';
  position: absolute;
  right: -60px;
  top: -40px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  pointer-events: none;
}

.cta-banner .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.cta-banner__content {
  flex: 1;
  min-width: 280px;
}

.cta-banner__content h2 {
  color: var(--clr-white);
  font-size: 1.65rem;
  margin-bottom: 0.35rem;
}

.cta-banner__content p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1rem;
  line-height: 1.55;
  margin-bottom: 0;
  max-width: 520px;
}

.cta-banner__action {
  flex-shrink: 0;
}

.cta-banner .btn--outline {
  border-color: var(--clr-white);
  color: var(--clr-white);
  border-width: 2px;
}

.cta-banner .btn--outline:hover {
  background: var(--clr-white);
  color: var(--clr-red);
}

/* ===== CONTACT FORM ===== */

.contact-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
}

.contact-form {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 2.5rem;
}

.contact-form h3 {
  margin-bottom: 1.5rem;
}

.contact-image {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  margin-bottom: 2rem;
  border: 1px solid var(--clr-border);
}

.contact-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: 0.35rem;
}

.form-group label .required {
  color: var(--clr-red);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 0.875rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--clr-text);
  background: var(--clr-off-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--clr-red);
  box-shadow: 0 0 0 3px rgba(178, 34, 34, 0.08);
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%234a4f56' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.875rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.contact-info-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-info-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.contact-info-card__icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fdf2f2;
  border-radius: var(--radius-sm);
  color: var(--clr-red);
  margin-bottom: 1rem;
}

.contact-info-card__icon svg {
  width: 22px;
  height: 22px;
}

.contact-info-card h4 {
  font-size: 1rem;
  margin-bottom: 0.35rem;
}

.contact-info-card p {
  font-size: 0.9rem;
  color: var(--clr-text-light);
  margin-bottom: 0;
}

/* ===== SERVICE AREA ===== */

.service-area {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 3rem;
}

.service-area__header {
  text-align: center;
  margin-bottom: 2rem;
}

.service-area__header h3 {
  margin-bottom: 0.35rem;
}

.service-area__header > p {
  color: var(--clr-text-light);
  margin-bottom: 0;
}

.service-area__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.service-area__region {
  border-left: 2px solid var(--clr-red);
  padding-left: 1rem;
}

.service-area__region h4 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-red);
  margin-bottom: 0.75rem;
}

.service-area__region ul {
  list-style: none;
}

.service-area__region li {
  padding: 0.3rem 0;
  font-size: 0.925rem;
  color: var(--clr-text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.service-area__region li::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--clr-gold);
  flex-shrink: 0;
}

.service-area__separator {
  margin: 2rem auto;
  width: 60px;
  height: 2px;
  background: var(--clr-red);
  opacity: 0.3;
}

.service-area__guarantee {
  font-size: 0.9rem;
  color: var(--clr-text-light);
  font-style: italic;
}

/* ===== BRAND IMAGE BANNER ===== */

.brand-image-banner {
  width: 100%;
  overflow: hidden;
  max-height: 350px;
}

.brand-image-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-height: 350px;
}

/* ===== FOOTER ===== */

.site-footer {
  background: var(--clr-navy);
  color: rgba(255, 255, 255, 0.7);
  padding: 4rem 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 1rem;
  color: rgba(255, 255, 255, 0.55);
}

.footer__brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.footer__brand-logo-img {
  height: 42px;
  width: auto;
  filter: brightness(0) invert(1);
}

.footer__brand-logo span {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-white);
}

.footer__heading {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-white);
  margin-bottom: 1.25rem;
}

.footer__links li {
  margin-bottom: 0.6rem;
}

.footer__links a {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--clr-white);
}

.footer__contact-item {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
  align-items: flex-start;
}

.footer__contact-item svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--clr-gold);
}

.footer__contact-item a {
  color: rgba(255, 255, 255, 0.7);
}

.footer__contact-item a:hover {
  color: var(--clr-white);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.45);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer__bottom-links {
  display: flex;
  gap: 1.5rem;
}

.footer__bottom-links a {
  color: rgba(255, 255, 255, 0.45);
}

.footer__bottom-links a:hover {
  color: var(--clr-white);
}

.footer__license {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.35);
  margin-top: 0.5rem;
}

/* ===== MOBILE NAV OVERLAY ===== */

.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.mobile-nav.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav__panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 300px;
  background: var(--clr-white);
  padding: calc(var(--header-height) + 1rem) 1.5rem 1.5rem;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  box-shadow: var(--shadow-lg);
}

.mobile-nav.active .mobile-nav__panel {
  transform: translateX(0);
}

.mobile-nav a {
  display: block;
  padding: 0.85rem 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--clr-text);
  border-bottom: 1px solid var(--clr-light-gray);
}

.mobile-nav a:hover,
.mobile-nav a.active {
  color: var(--clr-red);
}

.mobile-nav__cta {
  margin-top: 1.5rem;
}

/* ===== BACK TO TOP ===== */

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  background: var(--clr-red);
  color: var(--clr-white);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--clr-red-dark);
}

/* ===== MODAL ===== */

.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  overflow-y: auto;
}

.modal.active {
  display: block;
}

.modal__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.modal.active .modal__backdrop {
  opacity: 1;
}

.modal__wrapper {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.modal__dialog {
  position: relative;
  background: var(--clr-white);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 600px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: translateY(20px) scale(0.98);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.modal.active .modal__dialog {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.modal__dialog-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.75rem 2rem;
  border-bottom: 1px solid var(--clr-border);
}

.modal__dialog-header h3 {
  font-size: 1.25rem;
  margin: 0;
  color: var(--clr-navy);
}

.modal__close {
  background: none;
  border: none;
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--clr-medium-gray);
  transition: all var(--transition);
  font-size: 1.25rem;
  line-height: 1;
}

.modal__close:hover {
  background: var(--clr-light-gray);
  color: var(--clr-text);
}

.modal__dialog-body {
  padding: 2rem;
  max-height: 70vh;
  overflow-y: auto;
}

.modal .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.modal .form-group {
  margin-bottom: 1.1rem;
}

.modal .form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: 0.3rem;
}

.modal .form-group label .required {
  color: var(--clr-red);
}

.modal .form-group input,
.modal .form-group textarea,
.modal .form-group select {
  width: 100%;
  padding: 0.7rem 0.8rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--clr-text);
  background: var(--clr-off-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

.modal .form-group input:focus,
.modal .form-group textarea:focus,
.modal .form-group select:focus {
  outline: none;
  border-color: var(--clr-red);
  box-shadow: 0 0 0 3px rgba(178, 34, 34, 0.08);
}

.modal .form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.modal .form-group select {
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%234a4f56' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.8rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.modal .btn {
  width: 100%;
}

body.modal-open {
  overflow: hidden;
}

/* ===== RESPONSIVE ===== */

@media (max-width: 1024px) {
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .service-area__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .hero__title {
    font-size: 2.5rem;
  }

  .about-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about-layout__visual {
    order: -1;
  }

  .about-values-split {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer__brand-logo-img {
    height: 36px;
  }

  .service-detail {
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
    --header-height-shrunk: 56px;
  }

  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.85rem; }
  h3 { font-size: 1.3rem; }

  .section {
    padding: 3rem 0;
  }

  .container {
    padding: 0 1.25rem;
  }

  .header__logo-img {
    height: 34px;
  }

  .header__nav,
  .header__contact {
    display: none;
  }

  .header__hamburger {
    display: flex;
  }

  .mobile-nav {
    display: block;
  }

  .hero {
    padding: calc(var(--header-height) + 1.5rem) 0 2.5rem;
  }

  .hero__title {
    font-size: 2rem;
  }

  .hero__trust {
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
  }

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

  .about-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about-layout__visual {
    order: -1;
  }

  .about-values-split {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .services-tabs {
    border: none;
    background: transparent;
  }

  .services-tabs__nav {
    display: none;
  }

  .services-tabs__content {
    border: none;
    border-radius: 0;
    overflow: visible;
    background: transparent;
  }

  .services-tabs__panel,
  .services-tabs__panel.active {
    display: block !important;
    padding: 1.5rem;
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    background: var(--clr-white);
    margin-bottom: 1rem;
  }

  .services-tabs__panel:last-child {
    margin-bottom: 0;
  }

  .services-tabs__panel.active {
    display: block !important;
  }

  .services-tabs__panel-info h4 {
    font-size: 1.2rem;
    margin-bottom: 0.4rem;
  }

  .services-tabs__panel-info p {
    font-size: 0.875rem;
    line-height: 1.55;
    margin-bottom: 1rem;
  }

  .services-tabs__panel-image {
    display: none;
  }

  .services-tabs__panel-features {
    grid-template-columns: 1fr 1fr;
    gap: 0.3rem 0.75rem;
  }

  .services-tabs__panel-features li {
    font-size: 0.8rem;
    line-height: 1.5;
    padding-left: 0.85rem;
  }

  .section--service-area-home {
    display: none;
  }

  .services-tabs__panel-features li::before {
    width: 4px;
    height: 4px;
    top: 0.55em;
  }

  .services-tabs__panel-info .btn {
    width: 100%;
  }

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

  .testimonial-card {
    padding: 1.5rem;
  }

  .testimonial-card__author {
    padding-top: 0.75rem;
  }

  .service-detail {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 2rem 0;
    direction: ltr;
  }

  .service-detail:nth-child(even) .service-detail__visual {
    order: -1;
  }

  .service-detail__features {
    grid-template-columns: 1fr;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 1.5rem;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }

  .page-hero__title {
    font-size: 2rem;
  }

  .page-hero {
    padding: calc(var(--header-height) + 2rem) 0 2.5rem;
  }

  .service-area__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .service-area {
    padding: 1.5rem;
  }

  .cta-banner .container {
    flex-direction: column;
    text-align: center;
  }

  .cta-banner__content h2 {
    font-size: 1.35rem;
  }

  .cta-banner {
    padding: 2.25rem 0;
  }

  .modal__dialog {
    max-width: 95%;
  }

  .modal__dialog-body {
    padding: 1.25rem;
    max-height: 65vh;
  }

  .modal__dialog-header {
    padding: 1.25rem 1.5rem;
  }

  .modal .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 1.65rem;
  }

  .hero__text {
    font-size: 0.95rem;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .hero__trust-item {
    font-size: 0.8rem;
  }

  .service-area__grid {
    grid-template-columns: 1fr;
  }

  .service-area {
    padding: 1.25rem;
  }

  .section__title {
    font-size: 1.6rem;
  }

  .section__subtitle {
    font-size: 0.95rem;
  }

  .page-hero__title {
    font-size: 1.65rem;
  }

  .page-hero__subtitle {
    font-size: 0.95rem;
  }

  .contact-form {
    padding: 1.25rem;
  }

  .cta-banner__content h2 {
    font-size: 1.2rem;
  }

  .cta-banner__content p {
    font-size: 0.9rem;
  }

  .cta-banner__action .btn {
    width: 100%;
  }

  .testimonial-card::before {
    font-size: 3rem;
    top: 0.5rem;
    right: 1rem;
  }

  .back-to-top {
    bottom: 1rem;
    right: 1rem;
    width: 38px;
    height: 38px;
  }
}