/* ========================================================
   Munich's Finest – Facility Management
   styles.css — Mobile-first, system-ui, BEM-ish
   ======================================================== */

/* ---- TOKENS (Neuromarketing: Vertrauen, Klarheit, Konversion) ---- */
:root {
  /* Basis-Palette: weiche Tiefen, vertrauensvolles Blau-Grau, klare CTAs */
  --c-ink:      #1E293B;
  --c-ink-2:    #334155;
  --c-muted:    #64748B;
  --c-steel:    #0F766E;
  --c-sand:     #D97706;
  --c-slate:    #0D9488;
  --c-bg-soft:  #F1F5F9;

  /* Semantic tokens */
  --color-primary:    var(--c-steel);
  --color-secondary:  var(--c-slate);
  --color-accent:     var(--c-sand);
  --color-bg:         #FFFFFF;
  --color-bg-alt:     #F1F5F9;
  --color-bg-soft:    var(--c-bg-soft);
  --color-text:       var(--c-ink);
  --color-text-2:     var(--c-ink-2);
  --color-text-muted: var(--c-muted);
  --color-border:     #E2E8F0;

  /* Layout */
  --container-max:   1440px;
  --container-pad:   1.25rem;
  --section-pad-y:   5rem;

  /* Radius & shadow */
  --radius:     8px;
  --radius-lg:  12px;
  --shadow-sm:  0 1px 3px rgba(30,41,59,.06);
  --shadow-md:  0 4px 12px rgba(30,41,59,.08);
  --shadow-lg:  0 8px 24px rgba(30,41,59,.06);
  /* Reference-style card shadow (sections only) */
  --shadow-card:      0 2px 8px rgba(30,41,59,.07);
  --shadow-card-hover: 0 6px 20px rgba(30,41,59,.1);

  /* Transitions */
  --ease:       cubic-bezier(.4,0,.2,1);
  --dur:        .25s;
}

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

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,*::before,*::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg, video { display: block; max-width: 100%; }
a   { color: var(--color-primary); text-decoration: none; transition: color var(--dur) var(--ease); }
a:hover { color: var(--color-secondary); }

ul, ol { list-style: none; }

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

address { font-style: normal; }

/* Main: Abstand unter fixed Header, damit Hero nicht darunter verschwindet */
main {
  padding-top: 4rem;
}

@media (min-width: 960px) {
  main {
    padding-top: 4.5rem;
  }
}

/* ---- UTILITIES ---- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.container--narrow { max-width: 820px; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .75rem 1.5rem;
  font-size: .9375rem;
  font-weight: 600;
  line-height: 1.2;
  border-radius: var(--radius);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
  white-space: nowrap;
}

.btn--primary {
  background: var(--c-steel);
  color: #fff;
}
.btn--primary:hover {
  background: var(--c-slate);
  color: #fff;
}
.btn--primary:focus-visible {
  outline-color: var(--c-sand);
  outline-offset: 2px;
}

/* Hero: Objektbegehung anfragen Button weiß, Schrift schwarz, Hover bleibt */
.hero__actions .btn--primary {
  background: #fff;
  color: #1a1a1a;
}
.hero__actions .btn--primary:hover {
  background: var(--c-slate);
  color: #fff;
}

.btn--outline {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.5);
}
.btn--outline:hover {
  background: rgba(255,255,255,.1);
  color: #fff;
}

.btn--lg {
  padding: .875rem 2rem;
  font-size: 1rem;
}

/* Section CTAs (reference: outline + primary) */
.btn--outline-primary {
  background: transparent;
  color: var(--c-steel);
  border: 1.5px solid var(--c-steel);
}
.btn--outline-primary:hover {
  background: rgba(15, 118, 110, .08);
  color: var(--c-slate);
  border-color: var(--c-slate);
}

.btn--sm {
  padding: .5rem 1rem;
  font-size: .875rem;
}

/* Card action row (e.g. Leistungen) */
.card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

/* ========================================================
   HEADER
   ======================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(15, 118, 110, 0.12);
  transition: box-shadow var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.site-header--scrolled {
  background: rgba(255,255,255,.96);
  box-shadow: var(--shadow-md);
  border-bottom-color: rgba(15, 118, 110, 0.18);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
  gap: 1.5rem;
}

.site-header__brand {
  display: flex;
  align-items: center;
  line-height: 1.15;
  color: var(--color-text);
  flex-shrink: 0;
}
.site-header__brand:hover { color: var(--color-text); }

.site-header__logo {
  display: block;
  height: 2.25rem;
  width: auto;
  object-fit: contain;
  object-position: left center;
}
.site-header__brand-name {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .06em;
}
.site-header__brand-sub {
  font-size: .625rem;
  font-weight: 500;
  letter-spacing: .14em;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

/* Hamburger */
.site-header__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  z-index: 110;
}

.site-header__toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

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

/* Mobile nav */
.site-header__nav {
  position: fixed;
  top: 0;
  right: 0;
  width: min(320px, 85vw);
  height: 100dvh;
  padding: 5rem 1.5rem 2rem;
  background: var(--color-bg);
  box-shadow: var(--shadow-lg);
  transform: translateX(100%);
  transition: transform .35s var(--ease);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  z-index: 105;
  overflow-y: auto;
}

.site-header__nav.is-open {
  transform: translateX(0);
}

.site-header__nav-list {
  display: flex;
  flex-direction: column;
  gap: .25rem;
}

.site-header__nav-link {
  display: block;
  padding: .75rem .5rem;
  font-size: 1.0625rem;
  font-weight: 550;
  color: var(--color-text);
  border-radius: var(--radius);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.site-header__nav-link:hover {
  background: rgba(15, 118, 110, 0.12);
  color: var(--c-steel);
}

.site-header__cta {
  margin-top: auto;
}

/* Desktop nav */
@media (min-width: 960px) {
  .site-header__inner { height: 4.5rem; }
  .site-header__logo { height: 2.5rem; }
  .site-header__toggle { display: none; }

  .site-header__nav {
    position: static;
    width: auto;
    height: auto;
    padding: 0;
    background: none;
    box-shadow: none;
    transform: none;
    flex-direction: row;
    align-items: center;
    gap: .25rem;
    overflow: visible;
  }

  .site-header__nav-list {
    flex-direction: row;
    gap: 0;
  }

  .site-header__nav-link {
    padding: .5rem .75rem;
    font-size: 1rem;
  }
  .site-header__nav-link:hover {
    background: rgba(15, 118, 110, 0.12);
    color: var(--c-steel);
  }

  .site-header__cta {
    margin-top: 0;
    margin-left: .75rem;
  }
}

/* ========================================================
   HERO (Karten-Layout: Abstände + abgerundete Ecken)
   ======================================================== */
.hero {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 85dvh;
  margin: 1rem;
  padding: 6rem 0 2rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(160deg, #0F766E 0%, #0D9488 40%, #115E59 100%);
  box-shadow: var(--shadow-lg);
}

.hero__video-wrap {
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: inherit;
}

.hero__video-wrap .hero__video,
.hero__video-wrap .hero__overlay {
  border-radius: inherit;
}

.hero__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(
      180deg,
      rgba(0,0,0,.2) 0%,
      rgba(0,0,0,.12) 50%,
      rgba(0,0,0,.24) 100%
    ),
    linear-gradient(
      180deg,
      rgba(15,118,110,.82) 0%,
      rgba(13,148,136,.72) 50%,
      rgba(17,94,89,.86) 100%
    );
}

/* Volle Container-Breite wie hero__kpis, damit linke Kante mit KPI-Karten bündig ist */
.hero__content {
  position: relative;
  z-index: 1;
  padding-top: 2rem;
}

.hero__title {
  font-size: clamp(1.75rem, 4.5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.15;
  color: #fff;
  margin-bottom: 1.25rem;
  max-width: 780px;
}

.hero__subtitle {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  font-weight: 500;
  line-height: 1.6;
  color: rgba(255,255,255);
  margin-bottom: 2rem;
  max-width: 640px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  max-width: 780px;
}

.hero__kpis {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 3rem;
}

@media (min-width: 600px) {
  .hero {
    margin: 1.5rem 2rem;
  }
  .hero__kpis { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 960px) {
  .hero {
    margin: 2rem 3rem;
  }
}

.kpi-card {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: 1rem 1.25rem;
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius);
  color: #fff;
}

.kpi-card__icon {
  flex-shrink: 0;
  color: #FEF3C7;
}

.kpi-card__text {
  font-size: .9375rem;
  font-weight: 600;
}

/* ========================================================
   SECTIONS (Reference-style: generous spacing, clear hierarchy)
   ======================================================== */
.section {
  padding: var(--section-pad-y) 0;
}

.section--alt {
  background: var(--color-bg-alt);
}

.section--dark {
  background: linear-gradient(180deg, #0F172A 0%, #1E3A5F 100%);
  color: #fff;
}

.section__title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--c-ink);
  margin-bottom: .75rem;
}

.section--dark .section__title,
.section__title--light {
  color: #fff;
}

.section__subtitle {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  margin-bottom: 2.5rem;
  max-width: 640px;
}

.section--dark .section__subtitle {
  color: rgba(255,255,255,.65);
}

.section__note {
  margin-top: 2.5rem;
  font-size: .9375rem;
  color: var(--color-text-muted);
  max-width: 720px;
  text-align: center;
  margin-inline: auto;
}

.section__title + .section__subtitle {
  margin-top: .25rem;
}

/* Center titles */
.section__title,
.section__subtitle {
  text-align: left;
  margin-inline: auto;
}

/* Section images (reference: clear frame, radius, soft shadow) */
.section__img-wrap {
  margin-bottom: 2.5rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.section__img {
  display: block;
  width: 100%;
  height: 280px;
  object-fit: cover;
  object-position: center;
}

@media (min-width: 768px) {
  .section__img { height: 340px; }
}

/* ========================================================
   PAGE HERO & SERVICE BLOCKS (Leistungen subpage)
   ======================================================== */
.page-hero {
  padding-top: 2rem;
  padding-bottom: 2.5rem;
}

.page-hero__title {
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 700;
  line-height: 1.25;
  color: var(--c-ink);
  margin-bottom: 1rem;
}

.page-hero__lead {
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--c-ink-2);
}

.service-block__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
}

@media (min-width: 768px) {
  .service-block__inner {
    grid-template-columns: 1fr 320px;
    gap: 2.5rem;
  }
}

@media (min-width: 960px) {
  .service-block__inner {
    grid-template-columns: 1fr 380px;
    gap: 3rem;
  }
}

.service-block__img-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.service-block__img {
  display: block;
  width: 100%;
  height: 240px;
  object-fit: cover;
  object-position: center;
}

@media (min-width: 768px) {
  .service-block__img {
    height: 280px;
  }
}

@media (min-width: 960px) {
  .service-block__img {
    height: 550px;
  }
}

.service-block__lead {
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--c-ink-2);
  margin-bottom: 2rem;
  max-width: 720px;
}

.service-block__subtitle {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--c-ink);
  margin-bottom: 1rem;
}

.service-block__content {
  max-width: 720px;
}

.service-block__list {
  margin-bottom: 1.5rem;
}

.service-block__list li {
  margin-bottom: .5rem;
}

.service-block__note {
  font-size: .9375rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin-top: 1.5rem;
}

.text-center {
  text-align: center;
}

.text-center .check-grid__intro {
  margin-inline: auto;
}

/* ========================================================
   CARD GRID
   ======================================================== */
.card-grid {
  display: grid;
  gap: 1.25rem;
  margin-top: 2.5rem;
}

.card-grid--3 {
  grid-template-columns: 1fr;
}

.card-grid--4 {
  grid-template-columns: 1fr;
}

@media (min-width: 600px) {
  .card-grid--3 { grid-template-columns: repeat(2, 1fr); }
  .card-grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 960px) {
  .card-grid--3 { grid-template-columns: repeat(3, 1fr); }
  .card-grid--4 { grid-template-columns: repeat(4, 1fr); }
}

/* ---- CARDS (Reference: white, soft shadow, minimal border) ---- */
.section .card {
  background: #fff;
  border: 1px solid rgba(226, 232, 240, .8);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.section .card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-1px);
}

@media (prefers-reduced-motion: reduce) {
  .section .card:hover { transform: none; }
}

/* Card mit Bild (z. B. Zielgruppe) */
.card__img-wrap {
  margin: -1.75rem -1.75rem 1.25rem -1.75rem;
  border-radius: var(--radius) var(--radius) 0 0;
  overflow: hidden;
}

.card:has(.card__img-wrap) {
  overflow: hidden;
}

.card__img {
  display: block;
  width: 100%;
  height: 200px;
  object-fit: cover;
  object-position: center;
}

.card__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  background: rgba(15, 118, 110, .08);
  color: var(--color-primary);
  margin-bottom: .875rem;
}

.card__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0F766E 0%, #0D9488 100%);
  color: #fff;
  font-size: .875rem;
  font-weight: 700;
  margin-bottom: 1rem;
  flex-shrink: 0;
}

.card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: .5rem;
  color: var(--c-ink);
}

.card__text {
  font-size: .9375rem;
  color: var(--c-ink-2);
  line-height: 1.55;
}

.card__list {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  font-size: .9375rem;
  color: var(--color-text-2);
}

.card__list li {
  position: relative;
  padding-left: 1.25rem;
}

.card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: .55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}

/* ========================================================
   SYSTEM DIAGRAM (Reference: clear center block, white pillar cards)
   ======================================================== */
.system-diagram {
  margin-top: 3rem;
}

.system-diagram__center {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1.5rem 2rem;
  background: linear-gradient(135deg, #0F766E 0%, #0D9488 100%);
  color: #fff;
  border-radius: var(--radius-lg);
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-card);
}

.system-diagram__pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 600px) {
  .system-diagram__pillars { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 960px) {
  .system-diagram__pillars { grid-template-columns: repeat(4, 1fr); }
  .system-diagram__center { margin-bottom: 2rem; }
}

/* connector line hint */
.system-diagram__pillars .card--pillar {
  position: relative;
}

.system-diagram__pillars .card--pillar::before {
  content: '';
  position: absolute;
  top: -1.25rem;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 1.25rem;
  background: var(--color-primary);
}

@media (min-width: 960px) {
  .system-diagram__pillars .card--pillar::before {
    top: -2rem;
    height: 2rem;
  }
}

/* ========================================================
   AUDIENCE (Zielgruppe – Reference: white cards, image on top)
   ======================================================== */
.audience-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

@media (min-width: 700px) {
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
}

.card--audience {
  padding: 2rem;
}

.card--audience .card__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--c-ink);
}

/* ========================================================
   TESTIMONIALS (Reference: calm typography, primary-colored controls)
   ======================================================== */
.testimonial-slider {
  margin-top: 3.5rem;
  position: relative;
  overflow: hidden;
}

.testimonial-slider__track {
  display: flex;
  transition: transform .5s var(--ease);
}

@media (prefers-reduced-motion: reduce) {
  .testimonial-slider__track { transition: none; }
}

.testimonial {
  flex: 0 0 100%;
  min-width: 0;
  padding: 2rem 1.5rem;
  text-align: center;
}

.testimonial__text {
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--c-ink-2);
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: 1.25rem;
}

.testimonial__author {
  display: flex;
  flex-direction: column;
  gap: .15rem;
  font-size: .875rem;
  color: var(--color-text-muted);
}

.testimonial__author strong {
  color: var(--c-ink);
  font-weight: 600;
}

.testimonial-slider__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: .75rem;
}

.testimonial-slider__arrow {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.testimonial-slider__arrow:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.testimonial-slider__dots {
  display: flex;
  gap: .5rem;
}

.testimonial-slider__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-border);
  border: none;
  cursor: pointer;
  transition: background var(--dur) var(--ease);
  padding: 0;
}

.testimonial-slider__dot.is-active {
  background: var(--color-primary);
}

/* ========================================================
   CHECK / CONVERSION (Reference Option A: dark block, CTA-style button, card-like sidebar)
   ======================================================== */
.section--dark {
  padding: calc(var(--section-pad-y) * 1.1) 0;
}

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

@media (min-width: 800px) {
  .check-grid { grid-template-columns: 1.4fr 1fr; gap: 3.5rem; }
}

.check-grid__intro {
  font-size: 1.0625rem;
  color: rgba(255,255,255,.8);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  margin-bottom: 2.5rem;
}

.check-list__item {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  font-size: 1rem;
  color: rgba(255,255,255,.92);
}

.check-list__icon {
  flex-shrink: 0;
  margin-top: .15rem;
  color: #FEF3C7;
}

/* Reference CTA: white button in dark section */
.section--dark .btn--primary {
  background: #fff;
  color: var(--c-ink);
}
.section--dark .btn--primary:hover {
  background: rgba(255,255,255,.9);
  color: var(--c-ink);
}

.check-grid__side {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: 0 4px 16px rgba(0,0,0,.15);
}

.check-grid__side-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: #fff;
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.steps__item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.steps__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #FEF3C7;
  color: var(--c-ink);
  font-weight: 700;
  font-size: .9375rem;
  flex-shrink: 0;
}

.steps__item strong {
  display: block;
  font-size: 1rem;
  margin-bottom: .25rem;
  color: #fff;
}

.steps__item p {
  font-size: .875rem;
  color: rgba(255,255,255,.65);
  line-height: 1.5;
}

/* ========================================================
   FAQ / ACCORDION (Reference: white/light panels, soft shadow)
   ======================================================== */
.accordion {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.accordion__item {
  border: 1px solid rgba(226, 232, 240, .9);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--dur) var(--ease);
}

.accordion__item:has(.accordion__trigger[aria-expanded="true"]) {
  box-shadow: var(--shadow-card-hover);
}

.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.125rem 1.25rem;
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  color: var(--c-ink);
  background: #fff;
  transition: background var(--dur) var(--ease);
}

.accordion__trigger:hover {
  background: var(--color-bg-alt);
}

.accordion__chevron {
  flex-shrink: 0;
  transition: transform var(--dur) var(--ease);
  color: var(--color-text-muted);
}

.accordion__trigger[aria-expanded="true"] .accordion__chevron {
  transform: rotate(180deg);
}

.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .3s var(--ease);
}

.accordion__panel > p {
  overflow: hidden;
  padding: 0 1.25rem;
  font-size: .9375rem;
  color: var(--c-ink-2);
  line-height: 1.6;
}

.accordion__panel[aria-hidden="false"] {
  grid-template-rows: 1fr;
}

.accordion__panel[aria-hidden="false"] > p {
  padding: 0 1.25rem 1.25rem;
}

/* ========================================================
   CONTACT FORM (Reference: clean inputs, primary submit button)
   ======================================================== */
.contact-form {
  margin-top: 2.5rem;
}

.contact-form__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (min-width: 600px) {
  .contact-form__row { grid-template-columns: 1fr 1fr; }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: .375rem;
  margin-bottom: .5rem;
}

.form-group__label {
  font-size: .875rem;
  font-weight: 600;
  color: var(--c-ink-2);
}

.form-group__input {
  width: 100%;
  padding: .75rem 1rem;
  font-size: .9375rem;
  font-family: inherit;
  color: var(--color-text);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgba(30,41,59,.04);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.form-group__input:focus {
  outline: none;
  border-color: var(--c-steel);
  box-shadow: 0 0 0 3px rgba(15,118,110,.18);
}

.form-group__input.is-invalid {
  border-color: #C0392B;
}

.form-group__textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group__error {
  font-size: .8125rem;
  color: #C0392B;
  min-height: 1.2em;
}

.form-group--checkbox {
  flex-direction: row;
  align-items: flex-start;
  gap: .75rem;
  margin-top: .5rem;
}

.form-group__checkbox {
  margin-top: .25rem;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--c-steel);
}

.form-group__checkbox:focus-visible {
  outline: 2px solid var(--c-sand);
  outline-offset: 2px;
}

.form-group__label--checkbox {
  font-weight: 400;
  font-size: .875rem;
  line-height: 1.5;
}

.form-group__label--checkbox a {
  text-decoration: underline;
}

.contact-form__success {
  margin-top: 1.5rem;
  padding: 1.25rem 1.5rem;
  background: rgba(15,118,110,.08);
  border: 1px solid rgba(15,118,110,.3);
  border-radius: var(--radius);
  font-size: .9375rem;
  color: var(--c-steel);
}

.contact-form button[type="submit"] {
  margin-top: .75rem;
  padding: .875rem 2rem;
  font-weight: 600;
}

/* ========================================================
   FOOTER
   ======================================================== */
.site-footer {
  background: linear-gradient(180deg, #0F172A 0%, #1E293B 100%);
  color: rgba(255,255,255,.75);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding-top: 3.5rem;
  padding-bottom: 2.5rem;
}

@media (min-width: 700px) {
  .site-footer__inner { grid-template-columns: 1.5fr 1fr 1.2fr; }
}

.site-footer__logo {
  display: block;
  height: 2.75rem;
  width: auto;
  max-width: 200px;
  object-fit: contain;
  object-position: left center;
  margin-bottom: .75rem;
  filter: brightness(0) invert(1);
  opacity: .92;
}

.site-footer__brand-name {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: #fff;
}

.site-footer__brand-sub {
  display: block;
  font-size: .625rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(255,255,255,.45);
  margin-bottom: .75rem;
}

.site-footer__tagline {
  font-size: .875rem;
  color: rgba(255,255,255,.5);
}

.site-footer__heading {
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: 1rem;
}

.site-footer__nav ul {
  display: flex;
  flex-direction: column;
  gap: .5rem;
}

.site-footer__nav a,
.site-footer__contact a {
  color: rgba(255,255,255,.65);
  font-size: .9375rem;
  transition: color var(--dur) var(--ease);
}

.site-footer__nav a:hover,
.site-footer__contact a:hover {
  color: #fff;
}

.site-footer__contact address {
  font-size: .9375rem;
  line-height: 1.7;
}

.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1);
}

.site-footer__bottom-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.25rem;
  font-size: .8125rem;
  color: rgba(255,255,255,.4);
}

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

.site-footer__bottom a {
  color: rgba(255,255,255,.4);
  transition: color var(--dur) var(--ease);
}
.site-footer__bottom a:hover { color: rgba(255,255,255,.7); }

/* ========================================================
   BACK TO TOP
   ======================================================== */
.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 90;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-steel);
  color: #fff;
  border-radius: 50%;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--c-slate);
}

/* ========================================================
   RESPONSIVE FINE-TUNING
   ======================================================== */
@media (min-width: 600px) {
  :root { --container-pad: 2rem; }
}

@media (min-width: 960px) {
  :root {
    --container-pad: 2.5rem;
    --section-pad-y: 6rem;
  }
}

@media (min-width: 1200px) {
  :root { --container-pad: 3rem; }
}

/* Prevent body scroll when mobile nav is open */
body.nav-open {
  overflow: hidden;
}

/* Nav overlay backdrop */
.nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(0,0,0,.3);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s var(--ease);
}

.nav-backdrop.is-visible {
  opacity: 1;
  pointer-events: auto;
}

/* ========================================================
   HERO – reduced-motion fallback
   ======================================================== */
@media (prefers-reduced-motion: reduce) {
  .hero__video { display: none; }
}