/* ==========================================================================
   Rechtsanwälte Staub & Goergen — Styles
   Design: Document-like editorial calm. Vertical rule motif.
   Palette: Deep navy, anthracite, warm white, muted gold.
   ========================================================================== */

:root {
  /* Palette */
  --navy: #1a2744;
  --navy-light: #243556;
  --anthracite: #3a3f47;
  --anthracite-light: #5a5f67;
  --gold: #b89b5e;
  --gold-dark: #8a7340;
  --gold-muted: #c4ab76;
  --gold-bright: #d4be8a;
  --warm-white: #f8f6f3;
  --warm-white-dark: #efeae3;
  --pure-white: #ffffff;
  --text: #2c2f33;
  --text-light: #5a5f67;
  --rule: #d4cfc6;

  /* Typography */
  --font-serif: Georgia, "Times New Roman", "Noto Serif", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;

  /* Scale */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Layout */
  --max-width: 72rem;
  --content-width: 56rem;
  --rule-width: 1px;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */

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

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

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--warm-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--navy);
  text-decoration-color: var(--gold);
  text-underline-offset: 0.15em;
  transition: color 0.2s ease;
}

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

a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

ul[role="list"] {
  list-style: none;
}

address {
  font-style: normal;
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  color: var(--navy);
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.15rem;
  font-weight: 600;
  font-family: var(--font-sans);
  letter-spacing: 0.01em;
}

/* ==========================================================================
   Layout helpers
   ========================================================================== */

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--pure-white);
  border-bottom: var(--rule-width) solid var(--rule);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.logo-names {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--navy);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.logo-amp {
  color: var(--gold);
}

.logo-sub {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  color: var(--anthracite-light);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  line-height: 1;
}

.logo:hover .logo-names {
  color: var(--navy-light);
}

/* Navigation */
nav ul {
  display: flex;
  gap: var(--space-lg);
  list-style: none;
}

nav a {
  font-size: 0.875rem;
  text-decoration: none;
  color: var(--anthracite);
  letter-spacing: 0.03em;
  padding: var(--space-xs) 0;
  position: relative;
}

nav a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width 0.3s ease;
}

nav a:hover::after,
nav a[aria-current="page"]::after {
  width: 100%;
}

nav a[aria-current="page"] {
  color: var(--navy);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 2.75rem;
  height: 2.75rem;
  position: relative;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
}

.nav-toggle span {
  display: block;
  width: 1.25rem;
  height: 2px;
  background: var(--navy);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

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

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  padding: var(--space-2xl) 0;
  background: var(--pure-white);
  border-bottom: var(--rule-width) solid var(--rule);
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: grid;
  grid-template-columns: 1fr 22rem;
  gap: var(--space-xl);
  align-items: start;
}

.hero-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--anthracite-light);
  margin-bottom: var(--space-sm);
}

.hero h1 {
  margin-bottom: var(--space-md);
}

.hero-text {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--anthracite);
  max-width: 36rem;
  margin-bottom: var(--space-lg);
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

/* Hero aside card */
.hero-aside {
  padding-top: 2rem;
}

.hero-card {
  background: var(--navy);
  color: var(--warm-white);
  padding: var(--space-lg) var(--space-md);
  position: relative;
}

.hero-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--gold);
}

.hero-card-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gold-bright);
  margin-bottom: var(--space-sm);
}

.hero-card-name {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 1.5;
}

.hero-card hr {
  border: none;
  border-top: var(--rule-width) solid rgba(255,255,255,0.15);
  margin: var(--space-sm) 0;
}

.hero-card-detail {
  font-size: 0.875rem;
  line-height: 1.6;
}

.hero-card-detail a {
  color: var(--warm-white);
  text-decoration: none;
}

.hero-card-detail a:hover {
  color: var(--gold-muted);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-block;
  padding: 0.875rem 1.75rem;
  font-size: 0.875rem;
  font-family: var(--font-sans);
  letter-spacing: 0.03em;
  text-decoration: none;
  transition: all 0.25s ease;
  border: var(--rule-width) solid transparent;
}

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

.btn-primary:hover {
  background: var(--navy-light);
  border-color: var(--navy-light);
  color: var(--warm-white);
}

.btn-secondary {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}

.btn-secondary:hover {
  background: var(--navy);
  color: var(--warm-white);
}

/* ==========================================================================
   Services overview (homepage)
   ========================================================================== */

.services-overview {
  padding: var(--space-2xl) 0;
  background: var(--warm-white);
}

.section-header {
  margin-bottom: var(--space-xl);
  max-width: 40rem;
}

.section-header p {
  margin-top: var(--space-sm);
  color: var(--anthracite);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--rule-width);
  background: var(--rule);
  border: var(--rule-width) solid var(--rule);
}

.service-item {
  background: var(--pure-white);
  padding: var(--space-lg) var(--space-md);
}

.service-item h3 {
  margin-bottom: var(--space-xs);
  color: var(--navy);
}

.service-item p {
  font-size: 0.9rem;
  color: var(--anthracite);
  line-height: 1.65;
}

.services-more {
  margin-top: var(--space-lg);
}

.services-more a {
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--gold-dark);
  letter-spacing: 0.02em;
}

.services-more a:hover {
  color: var(--navy);
}

/* ==========================================================================
   Approach section (homepage)
   ========================================================================== */

.approach {
  padding: var(--space-2xl) 0;
  background: var(--pure-white);
  border-top: var(--rule-width) solid var(--rule);
  border-bottom: var(--rule-width) solid var(--rule);
}

.approach-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
}

.approach-text h2 {
  margin-bottom: var(--space-md);
}

.approach-text p {
  color: var(--anthracite);
  margin-bottom: var(--space-sm);
}

.approach-list {
  border-left: 2px solid var(--gold);
  padding-left: var(--space-md);
}

.approach-item {
  padding: var(--space-sm) 0;
}

.approach-item + .approach-item {
  border-top: var(--rule-width) solid var(--rule);
}

.approach-item dt {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 0.25rem;
}

.approach-item dd {
  font-size: 0.9rem;
  color: var(--anthracite);
  line-height: 1.65;
}

/* ==========================================================================
   CTA section
   ========================================================================== */

.cta-section {
  padding: var(--space-xl) 0;
  background: var(--navy);
  color: var(--warm-white);
}

.cta-inner {
  text-align: center;
  max-width: 36rem;
}

.cta-inner h2 {
  color: var(--warm-white);
  margin-bottom: var(--space-xs);
}

.cta-inner p {
  color: rgba(248,246,243,0.75);
  margin-bottom: var(--space-md);
}

.cta-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.cta-section .btn-primary {
  background: var(--gold);
  color: var(--navy);
  border-color: var(--gold);
}

.cta-section .btn-primary:hover {
  background: var(--gold-muted);
  border-color: var(--gold-muted);
  color: var(--navy);
}

.cta-section .btn-secondary {
  color: var(--warm-white);
  border-color: rgba(248,246,243,0.3);
}

.cta-section .btn-secondary:hover {
  background: rgba(248,246,243,0.1);
  border-color: rgba(248,246,243,0.5);
  color: var(--warm-white);
}

/* ==========================================================================
   Page intro (subpages)
   ========================================================================== */

.page-intro {
  padding: var(--space-xl) 0 var(--space-lg);
  border-bottom: var(--rule-width) solid var(--rule);
}

.page-intro h1 {
  margin-bottom: var(--space-sm);
}

.page-intro-text {
  font-size: 1.125rem;
  color: var(--anthracite);
  max-width: 40rem;
  line-height: 1.75;
}

/* ==========================================================================
   Services detail (Leistungen page)
   ========================================================================== */

.services-detail {
  padding: var(--space-xl) 0;
}

.service-detail-item {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: var(--space-md);
  padding: var(--space-lg) 0;
  border-bottom: var(--rule-width) solid var(--rule);
}

.service-detail-item:first-child {
  border-top: var(--rule-width) solid var(--rule);
}

.service-detail-marker {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--gold);
  padding-top: 0.4rem;
}

.service-detail-content h2 {
  font-size: 1.4rem;
  margin-bottom: var(--space-xs);
}

.service-detail-content p {
  color: var(--anthracite);
  line-height: 1.75;
  max-width: 42rem;
  margin-bottom: var(--space-sm);
}

.service-cta {
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--gold-dark);
}

.service-cta:hover {
  color: var(--navy);
}

/* ==========================================================================
   Contact page
   ========================================================================== */

.contact-details {
  padding: var(--space-xl) 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-xl);
}

.contact-block h2 {
  font-size: 1.2rem;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-xs);
  border-bottom: 2px solid var(--gold);
}

.contact-list {
  margin-bottom: var(--space-md);
}

.contact-list-item {
  padding: var(--space-xs) 0;
}

.contact-list-item + .contact-list-item {
  border-top: var(--rule-width) solid var(--rule);
}

.contact-list-item dt {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--anthracite-light);
  margin-bottom: 0.15rem;
}

.contact-list-item dd {
  font-size: 1rem;
}

.contact-note {
  font-size: 0.875rem;
  color: var(--text-light);
  line-height: 1.65;
}

.contact-address address {
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: var(--space-md);
}

.contact-directions {
  font-size: 0.875rem;
  color: var(--text-light);
  line-height: 1.65;
}

.hours-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-md);
}

.hours-table th,
.hours-table td {
  padding: var(--space-xs) 0;
  text-align: left;
  vertical-align: top;
  font-size: 0.9rem;
}

.hours-table th {
  font-weight: 500;
  color: var(--navy);
  padding-right: var(--space-sm);
  white-space: nowrap;
}

.hours-table td {
  color: var(--anthracite);
}

.hours-table tr + tr {
  border-top: var(--rule-width) solid var(--rule);
}

/* ==========================================================================
   Legal pages
   ========================================================================== */

.legal-page {
  padding: var(--space-xl) 0 var(--space-2xl);
}

.legal-page .section-inner {
  max-width: var(--content-width);
}

.legal-page h1 {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--gold);
}

.legal-page h2 {
  font-size: 1.15rem;
  font-family: var(--font-sans);
  font-weight: 600;
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
  color: var(--navy);
}

.legal-page section {
  padding-bottom: var(--space-sm);
  border-bottom: var(--rule-width) solid var(--rule);
}

.legal-page p,
.legal-page address {
  margin-bottom: var(--space-sm);
  line-height: 1.75;
}

.legal-page ul {
  margin: var(--space-sm) 0;
  padding-left: 1.5rem;
}

.legal-page li {
  margin-bottom: 0.35rem;
  line-height: 1.65;
}

.legal-page em {
  color: var(--text-light);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--navy);
  color: rgba(248,246,243,0.7);
  padding: var(--space-xl) 0 var(--space-lg);
  font-size: 0.875rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-lg);
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--warm-white);
  margin-bottom: 0.25rem;
}

.footer-tagline {
  font-size: 0.8rem;
  color: var(--gold-muted);
}

.footer-heading {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gold-muted);
  margin-bottom: var(--space-xs);
}

.footer-contact a {
  color: rgba(248,246,243,0.7);
  text-decoration: none;
}

.footer-contact a:hover {
  color: var(--warm-white);
}

.footer-contact p + p {
  margin-top: var(--space-xs);
}

.footer-legal ul {
  list-style: none;
  margin-bottom: var(--space-sm);
}

.footer-legal li + li {
  margin-top: 0.35rem;
}

.footer-legal a {
  color: rgba(248,246,243,0.7);
  text-decoration: none;
}

.footer-legal a:hover {
  color: var(--warm-white);
}

.footer-copy {
  font-size: 0.75rem;
  color: rgba(248,246,243,0.6);
  margin-top: var(--space-sm);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 64rem) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-aside {
    padding-top: 0;
  }

  .hero-card {
    max-width: 24rem;
  }

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

  .approach-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .contact-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }
}

@media (max-width: 48rem) {
  :root {
    --space-xl: 3rem;
    --space-2xl: 4rem;
  }

  .nav-toggle {
    display: flex;
  }

  nav ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--pure-white);
    flex-direction: column;
    padding: var(--space-md);
    gap: 0;
    border-bottom: var(--rule-width) solid var(--rule);
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
  }

  nav ul.is-open {
    display: flex;
  }

  nav ul li {
    border-bottom: var(--rule-width) solid var(--rule);
  }

  nav ul li:last-child {
    border-bottom: none;
  }

  nav a {
    display: block;
    padding: var(--space-sm) 0;
  }

  .header-inner {
    position: relative;
  }

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

  .service-detail-item {
    grid-template-columns: 2.5rem 1fr;
    gap: var(--space-sm);
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .hero {
    padding: var(--space-xl) 0;
  }
}

@media (max-width: 30rem) {
  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    text-align: center;
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .cta-actions .btn {
    width: 100%;
    text-align: center;
  }
}

/* ==========================================================================
   Reduced motion
   ========================================================================== */

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

  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

/* ==========================================================================
   Print
   ========================================================================== */

@media print {
  .site-header,
  .site-footer,
  .cta-section,
  .nav-toggle {
    display: none;
  }

  body {
    font-size: 11pt;
    color: #000;
    background: #fff;
  }

  a {
    color: #000;
    text-decoration: underline;
  }

  .hero-card {
    background: #f0f0f0;
    color: #000;
  }
}