/* ==========================================================================
   Dienstleistungen Angelo Axer – Corporate Design (Logo)
   Charcoal · Lime Green · Silver
   ========================================================================== */

:root {
  --color-bg: #141414;
  --color-bg-elevated: #1a1a1a;
  --color-bg-card: #1f1f1f;
  --color-bg-card-hover: #262626;
  --color-border: rgba(204, 204, 204, 0.12);
  --color-border-strong: rgba(204, 204, 204, 0.22);
  --color-silver: #cccccc;
  --color-text: #f5f5f5;
  --color-text-muted: #a8a8a8;
  --color-accent: #8cc63f;
  --color-accent-light: #a3d655;
  --color-accent-dark: #6fa82f;
  --color-accent-glow: rgba(140, 198, 63, 0.4);
  --color-accent-subtle: rgba(140, 198, 63, 0.14);
  --color-accent-border: rgba(140, 198, 63, 0.35);
  --color-whatsapp: #25d366;
  --font-body: "DM Sans", system-ui, sans-serif;
  --font-heading: "Montserrat", system-ui, sans-serif;
  --container: min(1120px, 100% - 2.5rem);
  --header-h: 5rem;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-accent-light);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-accent);
}

.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;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  padding: 0.75rem 1.25rem;
  background: var(--color-accent);
  color: #141414;
  border-radius: var(--radius);
  font-weight: 700;
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(20, 20, 20, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.header--scrolled {
  border-bottom-color: var(--color-border-strong);
  background: rgba(20, 20, 20, 0.97);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
}

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

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo:hover {
  opacity: 0.92;
}

.logo__img {
  height: 3.25rem;
  width: auto;
  display: block;
  filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.45));
  transition: transform var(--transition), filter var(--transition);
}

.logo:hover .logo__img {
  transform: scale(1.03);
  filter: drop-shadow(0 4px 16px rgba(140, 198, 63, 0.35));
}

.nav__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav__link {
  display: block;
  padding: 0.5rem 1rem;
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 0.9375rem;
  border-radius: 8px;
  transition: color var(--transition), background var(--transition);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.06);
}

.nav__link--cta {
  margin-left: 0.5rem;
  background: var(--color-accent);
  color: #141414 !important;
  font-weight: 700;
}

.nav__link--cta:hover {
  background: var(--color-accent-light);
  color: #141414 !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0.5rem;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  cursor: pointer;
  color: var(--color-text);
}

.nav-toggle__bar {
  display: block;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 3rem) 0 4rem;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

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

.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(20, 20, 20, 0.94) 0%, rgba(20, 20, 20, 0.78) 45%, rgba(20, 20, 20, 0.9) 100%),
    radial-gradient(ellipse 80% 50% at 20% 40%, rgba(140, 198, 63, 0.08) 0%, transparent 55%),
    linear-gradient(to top, var(--color-bg) 0%, transparent 30%);
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 42rem;
}

.hero__logo {
  width: 7.5rem;
  height: auto;
  margin-bottom: 1.5rem;
  filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.55));
}

.hero__badge {
  display: inline-block;
  margin-bottom: 1.25rem;
  padding: 0.4rem 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent-light);
  background: var(--color-accent-subtle);
  border: 1px solid var(--color-accent-border);
  border-radius: 100px;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  text-transform: none;
}

.text-accent {
  color: var(--color-accent);
}

.hero__text {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  max-width: 36rem;
}

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

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2rem;
  list-style: none;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.hero__trust li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero__trust .icon {
  width: 1.125rem;
  height: 1.125rem;
  color: var(--color-accent-light);
  flex-shrink: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 10px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform 0.15s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn--primary {
  background: var(--color-accent);
  color: #141414;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(140, 198, 63, 0.3);
}

.btn--primary:hover {
  background: var(--color-accent-light);
  color: #141414;
  box-shadow: 0 6px 28px rgba(140, 198, 63, 0.4);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border-strong);
}

.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-light);
}

.btn--full {
  width: 100%;
}

/* Sections */
.section {
  padding: 5rem 0;
}

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

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

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

.section__header {
  text-align: center;
  max-width: 36rem;
  margin-inline: auto;
  margin-bottom: 3rem;
}

.section__label {
  display: inline-block;
  margin-bottom: 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent-light);
}

.section__title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section__intro {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
}

/* Services grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
}

.service-card {
  padding: 1.75rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  background: var(--color-bg-card-hover);
  border-color: var(--color-accent-border);
  transform: translateY(-4px);
  box-shadow: var(--shadow), 0 0 0 1px var(--color-accent-subtle);
}

.service-card__icon {
  width: 3rem;
  height: 3rem;
  margin-bottom: 1.25rem;
  padding: 0.65rem;
  color: var(--color-accent);
  background: var(--color-accent-subtle);
  border: 1px solid var(--color-accent-border);
  border-radius: 12px;
}

.service-card__icon svg {
  width: 100%;
  height: 100%;
}

.service-card__title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.65rem;
}

.service-card__text {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Visual strip */
.visual-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  max-height: 280px;
  overflow: hidden;
}

.visual-strip img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  filter: brightness(0.7) saturate(0.9);
  transition: filter var(--transition), transform 0.6s ease;
}

.visual-strip img:hover {
  filter: brightness(0.85) saturate(1);
  transform: scale(1.03);
}

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

.about__media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.about__media img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.about__badge {
  position: absolute;
  bottom: 1.5rem;
  right: 1.5rem;
  padding: 1.25rem 1.5rem;
  background: rgba(20, 20, 20, 0.92);
  backdrop-filter: blur(12px);
  border: 2px solid var(--color-silver);
  border-radius: var(--radius);
  text-align: center;
  box-shadow: 0 0 24px rgba(140, 198, 63, 0.12);
}

.about__badge-number {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-accent-light);
}

.about__badge-text {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.about__content p {
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}

.about__content .section__title {
  text-align: left;
  margin-bottom: 1.25rem;
}

.about__values {
  list-style: none;
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

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

.about__values .icon {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--color-accent-light);
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.about__values strong {
  display: block;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.15rem;
}

.about__values span {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 2rem;
  align-items: start;
}

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

.contact-card {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.5rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text);
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}

.contact-card:hover {
  border-color: var(--color-accent-border);
  background: var(--color-bg-card-hover);
  transform: translateX(4px);
  color: var(--color-text);
}

.contact-card--whatsapp:hover {
  border-color: rgba(37, 211, 102, 0.4);
}

.contact-card__icon {
  width: 2rem;
  height: 2rem;
  color: var(--color-accent-light);
  margin-bottom: 0.5rem;
}

.contact-card--whatsapp .contact-card__icon {
  color: var(--color-whatsapp);
}

.contact-card__icon svg {
  width: 100%;
  height: 100%;
}

.contact-card__label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.contact-card__value {
  font-size: 1.0625rem;
  font-weight: 600;
  word-break: break-word;
}

/* Form */
.contact-form {
  padding: 2rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

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

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

.form-group label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 0.7;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

.form-group input:invalid:not(:placeholder-shown):not(:focus),
.form-group textarea:invalid:not(:placeholder-shown):not(:focus) {
  border-color: #c45c5c;
}

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

.form-hint {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.form-status {
  margin-top: 1rem;
  font-size: 0.9375rem;
  min-height: 1.5em;
}

.form-status--success {
  color: var(--color-accent-light);
}

.form-status--error {
  color: #e07a7a;
}

/* Footer */
.footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer__logo {
  height: 4.5rem;
  width: auto;
  margin-bottom: 0.75rem;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.4));
}

.footer__brand p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer__nav a {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.footer__nav a:hover {
  color: var(--color-text);
}

.footer__legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem 1.5rem;
  width: 100%;
}

.footer__legal a {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

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

.footer__legal a[aria-current="page"] {
  color: var(--color-accent-light);
}

.footer__copy {
  width: 100%;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  margin-top: 0.5rem;
}

/* Legal pages */
.page-legal .header {
  position: sticky;
}

.nav--legal .nav__list {
  justify-content: flex-end;
}

.legal {
  padding: calc(var(--header-h) + 2.5rem) 0 4rem;
  min-height: 60vh;
}

.legal__container {
  max-width: 42rem;
}

.legal__title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 800;
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}

.legal__section {
  margin-bottom: 2rem;
}

.legal__section h2 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--color-accent-light);
}

.legal__section h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 1.25rem 0 0.5rem;
}

.legal__section p,
.legal__section li {
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
  line-height: 1.7;
}

.legal__section ul {
  margin: 0.5rem 0 1rem 1.25rem;
}

.legal__section a {
  color: var(--color-accent-light);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.legal__section a:hover {
  color: var(--color-accent);
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal:nth-child(2) { transition-delay: 0.08s; }
.reveal:nth-child(3) { transition-delay: 0.16s; }
.reveal:nth-child(4) { transition-delay: 0.24s; }

.services-grid .reveal:nth-child(n) {
  transition-delay: calc(0.05s * (var(--i, 0)));
}

/* Responsive */
@media (max-width: 900px) {
  .about {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .about__media {
    max-width: 28rem;
    margin-inline: auto;
  }

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

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .logo__img {
    height: 2.75rem;
  }

  .hero__logo {
    width: 6rem;
  }

  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    padding: 1rem;
    background: rgba(20, 20, 20, 0.98);
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
  }

  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav__list {
    flex-direction: column;
    align-items: stretch;
  }

  .nav__link {
    padding: 0.875rem 1rem;
  }

  .nav__link--cta {
    margin-left: 0;
    text-align: center;
  }

  .visual-strip {
    grid-template-columns: 1fr;
    max-height: none;
  }

  .visual-strip img {
    height: 200px;
  }

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

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

@media (max-width: 480px) {
  :root {
    --container: min(1120px, 100% - 1.5rem);
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .section {
    padding: 3.5rem 0;
  }

  .contact-form {
    padding: 1.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .service-card:hover,
  .contact-card:hover {
    transform: none;
  }
}