/* ================================================
   AG Steuerberatung – Visitenkarten-Website
   ================================================ */

/* --- Self-hosted webfont: Source Sans 3 (SIL OFL 1.1) ---------------
   Served locally from assets/fonts/ — no external requests (GDPR).
   License: assets/fonts/OFL.txt. Weights used by the design: 400/700/900.
   latin subset covers German (ä ö ü ß); latin-ext loads only if needed. */
@font-face {
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('assets/fonts/source-sans-3-latin-400-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face {
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('assets/fonts/source-sans-3-latin-ext-400-normal.woff2') format('woff2');
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
@font-face {
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('assets/fonts/source-sans-3-latin-700-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face {
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('assets/fonts/source-sans-3-latin-ext-700-normal.woff2') format('woff2');
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}
@font-face {
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url('assets/fonts/source-sans-3-latin-900-normal.woff2') format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}
@font-face {
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 900;
  font-display: swap;
  src: url('assets/fonts/source-sans-3-latin-ext-900-normal.woff2') format('woff2');
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF;
}

:root {
  --clr-primary:      #C8102E;
  --clr-primary-dark: #A00E25;
  --clr-navy:         #1C2234;
  --clr-navy-light:   #2a3354;
  --clr-black:        #1A1A1A;
  --clr-text:         #3D3D3D;
  --clr-muted:        #6b6f76;
  --clr-light:        #F5F6F8;
  --clr-white:        #FFFFFF;
  --clr-border:       #E4E6EA;

  --ff-sans: 'Source Sans 3', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --fw-bold: 700;
  --fw-black: 900;

  --container: 1080px;
  --radius: 6px;
  --transition: 0.25s ease;
  --shadow: 0 10px 40px rgba(28,34,52,0.12);
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--ff-sans);
  line-height: 1.65;
  color: var(--clr-text);
  background: var(--clr-light);
}

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

a { color: var(--clr-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--clr-primary-dark); }

ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

:focus-visible { outline: 2px solid var(--clr-primary); outline-offset: 3px; }

.skip-link {
  position: absolute; top: -100%; left: 1rem; z-index: 999;
  background: var(--clr-primary); color: #fff; padding: 0.5rem 1rem;
  border-radius: 0 0 var(--radius) var(--radius); font-weight: var(--fw-bold);
}
.skip-link:focus { top: 0; }

/* ---- Card wrapper ---- */
.card {
  max-width: var(--container);
  margin: 2.5rem auto;
  background: var(--clr-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.6rem;
  font-size: 0.85rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: var(--radius);
  border: 2px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.btn svg { width: 17px; height: 17px; stroke: currentColor; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.btn-primary { background: var(--clr-primary); color: #fff; border-color: var(--clr-primary); }
.btn-primary:hover { background: var(--clr-primary-dark); border-color: var(--clr-primary-dark); color: #fff; }
.btn-outline { background: transparent; color: var(--clr-navy); border-color: var(--clr-border); }
.btn-outline:hover { border-color: var(--clr-navy); color: var(--clr-navy); }

/* ---- Hero ---- */
.hero {
  display: grid;
  grid-template-columns: 42% 58%;
}

.hero-photo {
  position: relative;
  background: var(--clr-navy);
  min-height: 460px;
}
.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
  filter: grayscale(100%);
}
.hero-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(28,34,52,0.85) 0%, rgba(28,34,52,0) 45%);
}
.hero-photo-name {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 1;
  padding: 1.75rem;
  color: #fff;
}
.hero-photo-name .name {
  font-size: 1.4rem;
  font-weight: var(--fw-black);
  letter-spacing: 0.01em;
}
.hero-photo-name .role {
  font-size: 0.85rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #fff;
  opacity: 0.85;
  margin-top: 0.25rem;
}
.hero-photo-name .role::before {
  content: '';
  display: inline-block;
  width: 28px;
  height: 2px;
  background: var(--clr-primary);
  vertical-align: middle;
  margin-right: 0.5rem;
}

.hero-body {
  padding: 3rem 3rem 2.75rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-eyebrow {
  font-size: 0.78rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--clr-primary);
  margin-bottom: 1rem;
}
.hero-body h1 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: var(--fw-black);
  color: var(--clr-navy);
  line-height: 1.2;
  margin-bottom: 1.1rem;
}
.hero-body p {
  color: var(--clr-text);
  margin-bottom: 1.75rem;
  max-width: 46ch;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ---- Sections ---- */
.section {
  padding: 2.75rem 3rem;
  border-top: 1px solid var(--clr-border);
}
.section-title {
  font-size: 0.82rem;
  font-weight: var(--fw-black);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--clr-navy);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.section-title::before {
  content: '';
  width: 24px;
  height: 3px;
  background: var(--clr-primary);
  border-radius: 2px;
}

/* Leistungen */
.leistungen-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.7rem 2rem;
}
.leistungen-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.95rem;
  color: var(--clr-text);
}
.leistungen-list li svg {
  flex-shrink: 0;
  width: 19px; height: 19px;
  stroke: var(--clr-primary);
  fill: none; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round;
  margin-top: 2px;
}
.leistungen-claim {
  margin-top: 1.75rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--clr-border);
  font-size: 1rem;
  color: var(--clr-navy);
  font-weight: var(--fw-bold);
  line-height: 1.5;
}

/* Schwerpunkte */
.schwerpunkte {
  background: var(--clr-light);
}
.schwerpunkte-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.schwerpunkt {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  padding: 1.25rem 1rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
}
.schwerpunkt-icon {
  width: 42px; height: 42px;
  background: rgba(200,16,46,0.08);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.schwerpunkt-icon svg {
  width: 21px; height: 21px;
  stroke: var(--clr-primary);
  fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}
.schwerpunkt span {
  font-size: 0.9rem;
  font-weight: var(--fw-bold);
  color: var(--clr-navy);
  line-height: 1.35;
}

/* Kontakt */
.kontakt {
  background: var(--clr-navy);
  color: rgba(255,255,255,0.85);
  border-top: none;
}
.kontakt .section-title { color: #fff; }
.kontakt-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.kontakt-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}
.kontakt-item svg {
  flex-shrink: 0;
  width: 20px; height: 20px;
  stroke: var(--clr-primary);
  fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
  margin-top: 2px;
}
.kontakt-item .label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.5);
  margin-bottom: 0.15rem;
}
.kontakt-item .value { font-size: 0.95rem; color: #fff; line-height: 1.45; }
.kontakt-item a.value:hover { color: var(--clr-primary); }

/* Footer */
.card-footer {
  background: var(--clr-black);
  color: rgba(255,255,255,0.55);
  padding: 1.25rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.8rem;
}
.card-footer .made { color: rgba(255,255,255,0.55); text-align: center; }
.card-footer .made .heart {
  width: 0.95em; height: 0.95em;
  stroke: var(--clr-primary);
  fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
  vertical-align: -0.15em;
}
.card-footer .legal { display: flex; gap: 1rem; }
.card-footer .link-btn {
  color: rgba(255,255,255,0.7);
  font: inherit;
  transition: color var(--transition);
}
.card-footer .link-btn:hover { color: #fff; }

/* ---- Legal page (Datenschutz) ---- */
.legal-topbar {
  background: var(--clr-navy);
  color: #fff;
}
.legal-topbar-inner {
  padding: 1rem 3rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.legal-topbar .brand {
  font-weight: var(--fw-black);
  letter-spacing: 0.02em;
  color: #fff;
}
.legal-topbar .brand span { color: var(--clr-primary); }
.legal-topbar .back {
  font-size: 0.85rem;
  font-weight: var(--fw-bold);
  color: rgba(255,255,255,0.85);
}
.legal-topbar .back:hover { color: #fff; }

.legal-page {
  padding: 2.75rem 3rem 3rem;
  background: #fff;
}
.legal-page h1 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: var(--fw-black);
  color: var(--clr-navy);
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 3px solid var(--clr-primary);
}
.legal-page h2 {
  font-size: 1.15rem;
  font-weight: var(--fw-black);
  color: var(--clr-navy);
  margin: 2rem 0 0.85rem;
}
.legal-page h3 {
  font-size: 1rem;
  font-weight: var(--fw-bold);
  color: var(--clr-navy);
  margin: 1.4rem 0 0.4rem;
}
.legal-page p {
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--clr-text);
  margin-bottom: 0.9rem;
}
.legal-page ul {
  list-style: disc;
  margin: 0 0 0.9rem 1.5rem;
}
.legal-page ul li {
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--clr-text);
  margin-bottom: 0.4rem;
}
.legal-page .def p { margin-bottom: 0.7rem; }
.legal-page .address {
  background: var(--clr-light);
  border-left: 3px solid var(--clr-primary);
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}
.legal-page .address p { margin: 0; }
.legal-page .attribution {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--clr-border);
  font-size: 0.82rem;
  color: var(--clr-muted);
}

/* ---- Modal ---- */
.modal { position: fixed; inset: 0; z-index: 2000; display: flex; align-items: center; justify-content: center; padding: 1rem; }
.modal[hidden] { display: none; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.55); }
.modal-content {
  position: relative; background: #fff; border-radius: var(--radius);
  padding: 2.5rem; max-width: 640px; width: 100%; max-height: 85vh; overflow-y: auto;
  box-shadow: var(--shadow);
}
.modal-content h2 {
  font-size: 1.4rem; font-weight: var(--fw-black); color: var(--clr-navy);
  margin-bottom: 1.25rem; padding-bottom: 0.75rem; border-bottom: 2px solid var(--clr-primary);
}
.modal-content h3 { font-size: 0.95rem; color: var(--clr-navy); margin: 1.1rem 0 0.35rem; }
.modal-content p { font-size: 0.88rem; line-height: 1.7; margin-bottom: 0.6rem; }
.modal-close {
  position: absolute; top: 0.85rem; right: 1.1rem; font-size: 1.7rem; line-height: 1;
  color: var(--clr-text); transition: color var(--transition);
}
.modal-close:hover { color: var(--clr-primary); }

/* ---- Responsive ---- */
@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; }
  .hero-photo { min-height: 360px; }
  .hero-photo img { object-position: center 20%; }
  .hero-body { padding: 2.25rem 1.75rem; }
  .section { padding: 2.25rem 1.75rem; }
  .schwerpunkte-grid { grid-template-columns: repeat(2, 1fr); }
  .kontakt-grid { grid-template-columns: 1fr; gap: 1.25rem; }
  .card-footer { padding: 1.25rem 1.75rem; }
  .legal-topbar-inner { padding: 1rem 1.75rem; }
  .legal-page { padding: 2.25rem 1.75rem; }
}

@media (max-width: 560px) {
  .card { margin: 0; border-radius: 0; }
  .leistungen-list { grid-template-columns: 1fr; }
  .hero-actions .btn { flex: 1; justify-content: center; }
  .modal-content { padding: 2rem 1.5rem; }
}