/* ==============================================
   MW-Ausbau – Modern Website
   ============================================== */

/* --- Reset & Variables --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --primary:        #E07B2A;
  --primary-dark:   #C46820;
  --primary-light:  #F5A05A;
  --dark:           #1a1a1a;
  --dark-2:         #2C2C2C;
  --mid:            #5a5a5a;
  --light-bg:       #F7F6F3;
  --white:          #ffffff;
  --border:         #E5E4DF;

  --font-heading: 'Poppins', sans-serif;
  --font-body:    'Inter', sans-serif;

  --radius:    12px;
  --radius-lg: 20px;
  --shadow:    0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);

  --nav-height: 72px;
  --transition: 0.25s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  padding-top: var(--nav-height);
}

/* --- Utility --- */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3.5rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--dark);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--mid);
  line-height: 1.75;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
  line-height: 1;
}

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

.btn--primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(224, 123, 42, 0.35);
}

.btn--outline {
  background: transparent;
  color: var(--dark-2);
  border-color: var(--border);
}

.btn--outline:hover {
  border-color: var(--dark-2);
  transform: translateY(-2px);
}

.btn--large {
  padding: 0.9rem 2.25rem;
  font-size: 1rem;
}

/* ================================================
   NAVIGATION
   ================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: box-shadow var(--transition);
}

.nav.scrolled {
  box-shadow: var(--shadow);
}

.nav__container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  text-decoration: none;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav__logo-img {
  height: 36px;
  width: auto;
  border-radius: 4px;
  object-fit: contain;
}

.nav__logo-mw   { color: var(--primary); }
.nav__logo-text { color: var(--border); }
.nav__logo-text-header { color: var(--dark); }

.nav__links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__links a {
  text-decoration: none;
  color: var(--dark-2);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color var(--transition);
}

.nav__links a:hover { color: var(--primary); }

.nav__cta {
  background: var(--primary) !important;
  color: var(--white) !important;
  padding: 0.45rem 1.2rem;
  border-radius: 8px;
}

.nav__cta:hover {
  background: var(--primary-dark) !important;
  color: var(--white) !important;
}

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

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: all var(--transition);
}

.nav__toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav__toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ================================================
   HERO
   ================================================ */
.hero {
  min-height: calc(100vh - var(--nav-height));
  display: flex;
  align-items: center;
  position: relative;
  background: linear-gradient(135deg, #1a1813 0%, #2a2018 50%, #1a1813 100%);
  padding: 80px 24px 80px;
  overflow: hidden;
}

.hero__bg-pattern {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 15% 50%, rgba(224, 123, 42, 0.14) 0%, transparent 65%),
    radial-gradient(ellipse 50% 40% at 85% 20%, rgba(224, 123, 42, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

/* Subtle grid texture */
.hero__bg-pattern::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero__content {
  max-width: 660px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero__badge {
  display: inline-block;
  background: rgba(224, 123, 42, 0.18);
  color: var(--primary-light);
  border: 1px solid rgba(224, 123, 42, 0.35);
  padding: 0.4rem 1.1rem;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.75rem;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.75rem, 7vw, 4.5rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.08;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.75;
  margin: 0 auto 2.5rem;
  max-width: 540px;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero .btn--outline {
  color: rgba(255, 255, 255, 0.82);
  border-color: rgba(255, 255, 255, 0.28);
}

.hero .btn--outline:hover {
  border-color: rgba(255, 255, 255, 0.65);
  color: var(--white);
}

.hero__meta {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.88rem;
}

.hero__meta span {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* ================================================
   USPs
   ================================================ */
.usps {
  background: var(--white);
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border);
}

.usps__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.usp {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--light-bg);
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: border-color var(--transition);
}

.usp:hover { border-color: var(--primary); }

.usp__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: var(--primary);
  color: var(--white);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.usp strong {
  display: block;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 0.25rem;
  font-size: 0.94rem;
}

.usp p {
  font-size: 0.84rem;
  color: var(--mid);
}

/* ================================================
   SERVICES
   ================================================ */
.services {
  padding: 6rem 0;
  background: var(--light-bg);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

/* --- Flip Card Container --- */
.service-card {
  border-radius: var(--radius-lg);
  perspective: 1200px;
}

.service-card__inner {
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.65s cubic-bezier(0.4, 0.2, 0.2, 1);
}

.service-card.flipped .service-card__inner {
  transform: rotateY(180deg);
}

/* Fixed height keeps all flip tiles uniform */
.service-card--flip {
  height: 300px;
}

.service-card--flip .service-card__inner {
  height: 100%;
}

/* --- Front face --- */
.service-card__front {
  height: 100%;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transition: box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.service-card__front::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.service-card:not(.flipped):hover .service-card__front {
  box-shadow: var(--shadow-lg);
  border-color: rgba(224, 123, 42, 0.3);
}

.service-card:not(.flipped):hover .service-card__front::after {
  transform: scaleX(1);
}

/* --- Back face --- */
.service-card__back {
  position: absolute;
  inset: 0;
  background: var(--dark);
  border-radius: var(--radius-lg);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transform: rotateY(180deg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  cursor: pointer;
}

/* --- Icon & text inside front --- */
.service-card__icon {
  width: 52px;
  height: 52px;
  background: rgba(224, 123, 42, 0.1);
  color: var(--primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  flex-shrink: 0;
  transition: background var(--transition);
}

.service-card:not(.flipped):hover .service-card__icon {
  background: rgba(224, 123, 42, 0.18);
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 0.65rem;
}

.service-card p {
  font-size: 0.89rem;
  color: var(--mid);
  line-height: 1.65;
}

/* --- Flip button (bottom of front) --- */
.service-card__flip-btn {
  margin-top: auto;
  padding-top: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary);
  background: none;
  border: none;
  cursor: pointer;
  width: fit-content;
  transition: gap var(--transition), opacity var(--transition);
}

.service-card__flip-btn:hover { gap: 0.55rem; }

/* --- Back button (inside slider footer) --- */
.service-card__back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.55);
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition);
}

.service-card__back-btn:hover { color: var(--white); }

/* --- Card Slider (inside back face) --- */
.card-slider {
  position: relative;
  flex: 1;
  min-height: 0;
}

.card-slider__track-wrap {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.card-slider__track {
  display: flex;
  height: 100%;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.card-slider__slide {
  flex: 0 0 100%;
  position: relative;
  height: 100%;
}

.card-slider__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  user-select: none;
  -webkit-user-drag: none;
}

.card-slider__caption {
  position: absolute;
  bottom: 0.6rem;
  left: 0.65rem;
  background: rgba(0, 0, 0, 0.62);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.22rem 0.6rem;
  border-radius: 4px;
  pointer-events: none;
}

.card-slider__prev,
.card-slider__next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  background: rgba(0, 0, 0, 0.62);
  border: 1.5px solid rgba(255, 255, 255, 0.28);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), border-color var(--transition);
  backdrop-filter: blur(6px);
  z-index: 2;
}

.card-slider__prev { left: 0.75rem; }
.card-slider__next { right: 0.75rem; }

/* Scale up the arrow icons to match the larger button */
.card-slider__prev svg,
.card-slider__next svg {
  width: 20px;
  height: 20px;
}

.card-slider__prev:hover,
.card-slider__next:hover {
  background: var(--primary);
  border-color: var(--primary);
  transform: translateY(-50%) scale(1.1);
}

/* --- Placeholder (no images yet) --- */
.card-slider__placeholder {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
  padding: 2rem;
}

.card-slider__placeholder p {
  margin: 0;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
}

/* --- Slider footer: dots + back btn --- */
.card-slider__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 1rem;
  background: rgba(0, 0, 0, 0.35);
  flex-shrink: 0;
}

.card-slider__dots {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.card-slider__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background var(--transition), width var(--transition), border-radius var(--transition);
}

.card-slider__dot.active {
  background: var(--primary);
  width: 18px;
  border-radius: 3px;
}

/* --- Full-width accent card (no flip) --- */
.service-card--full {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 2rem;
  background: var(--dark);
  border: 1px solid var(--dark);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2.5rem;
  transition: box-shadow var(--transition), transform var(--transition);
}

.service-card--full:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.service-card--full .service-card__icon {
  background: rgba(224, 123, 42, 0.2);
  color: var(--primary-light);
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  border-radius: 16px;
  margin-bottom: 0;
}

.service-card--full:hover .service-card__icon {
  background: rgba(224, 123, 42, 0.3);
}

.service-card--full .service-card__body { flex: 1; }

.service-card--full h3 {
  color: var(--white);
  font-size: 1.15rem;
}

.service-card--full p {
  color: rgba(255, 255, 255, 0.62);
}

/* ================================================
   ABOUT
   ================================================ */
.about {
  padding: 6rem 0;
  background: var(--white);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 4.5rem;
  align-items: center;
}

.about__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: var(--light-bg);
  box-shadow: var(--shadow-lg);
}

.about__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.about__content .section-title { text-align: left; }

.about__content > p {
  color: var(--mid);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.about__content > p strong { color: var(--dark); }

.about__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin: 1.75rem 0 2rem;
}

.about__feature {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--dark-2);
}

.about__check {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  background: rgba(224, 123, 42, 0.12);
  color: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

/* ================================================
   CONTACT
   ================================================ */
.contact {
  padding: 6rem 0;
  background: var(--light-bg);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2.5rem;
  align-items: start;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact__item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--white);
  border-radius: var(--radius);
  padding: 1.25rem;
  border: 1px solid var(--border);
  text-decoration: none;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  color: inherit;
}

.contact__item:hover {
  border-color: var(--primary);
  transform: translateX(4px);
  box-shadow: var(--shadow);
}

.contact__item-icon {
  flex-shrink: 0;
  width: 46px;
  height: 46px;
  background: rgba(224, 123, 42, 0.1);
  color: var(--primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.contact__item:hover .contact__item-icon {
  background: rgba(224, 123, 42, 0.18);
}

.contact__item strong {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mid);
  margin-bottom: 0.3rem;
}

.contact__item p {
  color: var(--dark);
  font-size: 0.97rem;
  font-weight: 500;
  line-height: 1.5;
}

.contact__card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.contact__card-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 1rem;
}

.contact__hint {
  color: var(--mid);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 1.75rem;
}

.contact__card-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* ================================================
   FOOTER
   ================================================ */
.footer {
  background: var(--dark);
  color: rgba(255, 255, 255, 0.65);
  padding: 4rem 0 2rem;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer__logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.footer__tagline {
  font-size: 0.9rem;
  line-height: 1.65;
}

.footer h4 {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.35);
  margin-bottom: 1rem;
}

.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer__links a {
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color var(--transition);
}

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

.footer__address {
  font-style: normal;
  font-size: 0.92rem;
  line-height: 1.9;
}

.footer__address a {
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  transition: color var(--transition);
}

.footer__address a:hover { color: var(--primary); }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.83rem;
  color: rgba(255, 255, 255, 0.28);
}

.footer__legal {
  display: flex;
  gap: 1.5rem;
  flex-shrink: 0;
}

.footer__legal a {
  color: rgba(255, 255, 255, 0.28);
  text-decoration: none;
  transition: color var(--transition);
}

.footer__legal a:hover { color: var(--primary); }

/* ================================================
   LEGAL PAGES (Impressum, Datenschutz)
   ================================================ */
.legal-page {
  min-height: calc(100vh - var(--nav-height));
  padding: 4rem 0 6rem;
}

.legal-content {
  max-width: 760px;
  margin: 0 auto;
}

.legal-back {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--primary);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 2.5rem;
  transition: opacity var(--transition);
}

.legal-back:hover { opacity: 0.75; }

.legal-content h1 {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 2.5rem;
  line-height: 1.2;
}

.legal-content h2 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--dark);
  margin: 2rem 0 0.6rem;
}

.legal-content h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dark);
  margin: 1.25rem 0 0.4rem;
}

.legal-content h4 {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--dark);
  margin: 1rem 0 0.3rem;
}

.legal-content p {
  color: var(--mid);
  line-height: 1.8;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

.legal-content ul {
  color: var(--mid);
  line-height: 1.8;
  font-size: 0.95rem;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
}

.legal-content a {
  color: var(--primary);
  text-decoration: none;
  transition: opacity var(--transition);
}

.legal-content a:hover { opacity: 0.75; }

.legal-updated {
  margin-top: 3rem;
  font-size: 0.83rem !important;
  color: rgba(0, 0, 0, 0.35) !important;
}

/* ================================================
   SCROLL REVEAL
   ================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger service cards */
.services__grid .service-card:nth-child(1) .service-card__front { transition-delay: 0.05s; }
.services__grid .service-card:nth-child(2) .service-card__front { transition-delay: 0.12s; }
.services__grid .service-card:nth-child(3) .service-card__front { transition-delay: 0.19s; }
.services__grid .service-card:nth-child(4) .service-card__front { transition-delay: 0.05s; }
.services__grid .service-card:nth-child(5) .service-card__front { transition-delay: 0.12s; }
.services__grid .service-card:nth-child(6) .service-card__front { transition-delay: 0.19s; }

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

/* Tablet */
@media (max-width: 960px) {
  .usps__grid {
    grid-template-columns: 1fr;
  }

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

  .about__grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .about__image {
    max-height: 340px;
    aspect-ratio: auto;
  }

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

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

  .footer__brand {
    grid-column: 1 / -1;
  }
}

/* Mobile */
@media (max-width: 640px) {
  :root { --nav-height: 64px; }

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

  /* On mobile, slightly taller to accommodate text at single-column width */
  .service-card--flip {
    height: 330px;
  }

  .service-card--full {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
  }

  .nav__links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 1.5rem 24px;
    border-bottom: 1px solid var(--border);
    gap: 0.25rem;
    box-shadow: var(--shadow-lg);
  }

  .nav__links.open {
    display: flex;
  }

  .nav__links li a {
    display: block;
    padding: 0.65rem 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--border);
  }

  .nav__links li:last-child a {
    border-bottom: none;
    text-align: center;
    margin-top: 0.5rem;
    padding: 0.75rem;
    border-radius: 8px;
  }

  .nav__toggle {
    display: flex;
  }

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

  .footer__bottom {
    flex-direction: column;
    text-align: center;
    gap: 0.75rem;
  }

  .hero__meta {
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
  }

  .contact__card-actions .btn {
    width: 100%;
  }
}