/* =========================================================
   Elvira Petriha — Personal Physician Website
   Editorial, medical, restrained. Mobile-first.
   ========================================================= */

/* -----------------------------
   1. Design tokens
   ----------------------------- */
:root {
  /* Color roles — swap these to align with a future brand palette */
  --bg-primary: #F7F3EC;      /* warm off-white / bone */
  --bg-secondary: #EEE6D6;    /* soft neutral beige / stone */
  --text-primary: #2A2622;    /* deep charcoal */
  --text-secondary: #6C6258;  /* muted grey-brown */
  --line: #E2D9C8;            /* very light neutral border */
  --accent: #8C6A4E;          /* restrained muted brand accent (clay/taupe) */
  --accent-soft: #E9DFCE;     /* accent tint for subtle fills */
  --focus-ring: #4A4038;

  /* Typography */
  --font-serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, "Times New Roman", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  /* Layout */
  --container-max: 1360px;
  --container-pad: 24px;
  --radius: 2px;
  --transition: 240ms ease;

  /* Spacing scale */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 40px;
  --space-5: 64px;
  --space-6: 96px;
  --space-7: 140px;
}

@media (min-width: 780px) {
  :root {
    --container-pad: 48px;
  }
}

/* -----------------------------
   2. Reset
   ----------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg {
  max-width: 100%;
  display: block;
}

ul, ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.15;
  margin: 0 0 var(--space-2);
  color: var(--text-primary);
  hyphens: auto;
  overflow-wrap: break-word;
}

p {
  margin: 0 0 var(--space-3);
  max-width: 62ch;
}

a {
  color: inherit;
}

button {
  font-family: inherit;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* -----------------------------
   3. Accessibility helpers
   ----------------------------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--text-primary);
  color: var(--bg-primary);
  padding: var(--space-2) var(--space-3);
  z-index: 100;
  border-radius: var(--radius);
}

.skip-link:focus {
  left: var(--space-2);
  top: var(--space-2);
}

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

/* -----------------------------
   4. Layout primitives
   ----------------------------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-pad);
  padding-right: var(--container-pad);
}

.section {
  padding: var(--space-6) 0;
}

.section--tinted {
  background: var(--bg-secondary);
}

.section--kontakt {
  padding-bottom: var(--space-7);
}

.section-grid {
  display: grid;
  gap: var(--space-3);
}

@media (min-width: 900px) {
  .section-grid {
    grid-template-columns: minmax(180px, 280px) 1fr;
    gap: var(--space-5);
  }
}

.section-label .eyebrow {
  margin: 0;
}

.section-content {
  max-width: 720px;
}

.section-heading-block {
  max-width: 720px;
  margin-bottom: var(--space-5);
}

.eyebrow {
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 var(--space-1);
}

.lede {
  font-size: 19px;
  color: var(--text-primary);
}

.section-note {
  color: var(--text-secondary);
  font-size: 15px;
}

.subsection-heading {
  font-family: var(--font-serif);
  font-size: 22px;
  margin-top: var(--space-5);
  margin-bottom: var(--space-2);
}

/* -----------------------------
   5. Header / navigation
   ----------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 243, 236, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  font-family: var(--font-serif);
  font-size: 19px;
  text-decoration: none;
  letter-spacing: 0.01em;
}

.nav {
  position: relative;
}

.nav-toggle {
  display: block;
  background: none;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 8px 14px;
  font-size: 14px;
  color: var(--text-primary);
  cursor: pointer;
}

.nav-list {
  display: none;
  flex-direction: column;
  position: absolute;
  right: 0;
  top: calc(100% + 12px);
  background: var(--bg-primary);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: var(--space-2);
  min-width: 200px;
  box-shadow: 0 12px 32px rgba(42, 38, 34, 0.08);
}

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

.nav-list li + li {
  margin-top: var(--space-1);
}

.nav-list a {
  display: block;
  text-decoration: none;
  font-size: 15px;
  padding: var(--space-1) var(--space-1);
  color: var(--text-primary);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}

.nav-list a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

@media (min-width: 860px) {
  .nav-toggle {
    display: none;
  }

  .nav-list {
    display: flex;
    flex-direction: row;
    position: static;
    background: none;
    border: none;
    padding: 0;
    box-shadow: none;
    gap: var(--space-4);
  }

  .nav-list li + li {
    margin-top: 0;
  }

  .nav-list a {
    padding: 0;
  }
}

/* -----------------------------
   6. Hero
   ----------------------------- */
.hero {
  padding: var(--space-5) 0 var(--space-6);
}

.hero-grid {
  display: grid;
  gap: var(--space-5);
  align-items: center;
}

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
    gap: var(--space-6);
  }
}

.hero-subtitle {
  font-family: var(--font-sans);
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

h1#hero-heading {
  font-size: clamp(40px, 7vw, 68px);
  margin-bottom: var(--space-2);
}

.hero-statement {
  font-family: var(--font-serif);
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.3;
  color: var(--text-primary);
  max-width: 18ch;
  margin-bottom: var(--space-3);
}

.hero-supporting {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 46ch;
}

.hero-portrait {
  order: -1;
}

@media (min-width: 900px) {
  .hero-portrait {
    order: 0;
  }
}

/* -----------------------------
   7. Photography
   ----------------------------- */
.hero-portrait img,
.editorial-figure img,
.timeline-figure img,
.congress-figure img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
}

.editorial-break {
  padding: var(--space-5) 0;
}

.editorial-figure {
  margin: 0 auto;
  max-width: 520px;
}

/* Small documentary images inside the Vita timeline and congress block */
.timeline-figure,
.congress-figure {
  margin: var(--space-2) 0 0;
  max-width: 200px;
}

@media (min-width: 700px) {
  .timeline-figure,
  .congress-figure {
    max-width: 230px;
  }
}

/* -----------------------------
   8. Ansatz — principle list
   ----------------------------- */
.principle-list li {
  position: relative;
  padding-left: var(--space-3);
  margin-bottom: var(--space-2);
  color: var(--text-primary);
  max-width: 56ch;
}

.principle-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 1px;
  background: var(--accent);
}

/* -----------------------------
   9. Schwerpunkte
   ----------------------------- */
.focus-grid {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 700px) {
  .focus-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5) var(--space-4);
  }
}

.focus-block {
  border-top: 1px solid var(--line);
  padding-top: var(--space-2);
}

.focus-block h3 {
  font-size: 19px;
  margin-bottom: var(--space-1);
}

.focus-block p {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 0;
}

/* -----------------------------
   10. Timeline
   ----------------------------- */
.timeline {
  border-left: 1px solid var(--line);
  padding-left: var(--space-3);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-3);
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--space-3) - 4px);
  top: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

.timeline-item--placeholder::before {
  background: transparent;
  border: 1px solid var(--text-secondary);
}

.timeline-year {
  display: block;
  font-family: var(--font-serif);
  font-size: 17px;
  margin-bottom: 2px;
}

.timeline-item--placeholder .timeline-year {
  color: var(--text-secondary);
  font-style: italic;
}

.timeline-text {
  display: block;
  color: var(--text-secondary);
  font-size: 15px;
}

/* -----------------------------
   11. Credential / congress / language lists
   ----------------------------- */
.credential-list > li {
  border-top: 1px solid var(--line);
  padding: var(--space-2) 0;
  color: var(--text-primary);
}

.congress-entry {
  border-top: 1px solid var(--line);
  padding: var(--space-2) 0;
}

.congress-name {
  color: var(--text-primary);
  margin-bottom: 4px;
}

.congress-years {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 0;
}

.credential-sublist {
  margin-top: var(--space-1);
  padding-left: var(--space-2);
}

.credential-sublist li {
  color: var(--text-secondary);
  font-size: 15px;
  padding: 3px 0;
}

.credential-sublist li::before {
  content: "\2013\0020";
  color: var(--text-secondary);
}

.language-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
}

.language-list li {
  font-family: var(--font-serif);
  font-size: 19px;
  color: var(--text-primary);
}

/* -----------------------------
   12. Profile / contact links
   ----------------------------- */
.profile-list li,
.contact-list li {
  border-top: 1px solid var(--line);
  padding: var(--space-2) 0;
}

.profile-list a,
.contact-list a {
  display: inline-flex;
  text-decoration: none;
  color: var(--text-primary);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}

.profile-list a:hover,
.contact-list a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.contact-list a {
  align-items: baseline;
  gap: var(--space-2);
  font-size: 17px;
}

.profile-list a {
  align-items: center;
  gap: var(--space-3);
}

.profile-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.profile-text {
  display: flex;
  flex-direction: column;
  line-height: 1.35;
}

.profile-label {
  font-size: 17px;
}

.profile-handle {
  font-size: 14px;
  color: var(--text-secondary);
  transition: color var(--transition);
}

.profile-list a:hover .profile-handle {
  color: var(--accent);
}

.placeholder-tag,
.placeholder-inline {
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--text-secondary);
  background: var(--accent-soft);
  padding: 2px 8px;
  border-radius: var(--radius);
}

.contact-list {
  font-size: 18px;
}

/* -----------------------------
   13. Footer
   ----------------------------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: var(--space-4) 0;
  background: var(--bg-secondary);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

@media (min-width: 700px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }
}

.footer-name {
  font-family: var(--font-serif);
  font-size: 18px;
  margin: 0;
}

.footer-title,
.footer-location {
  margin: 2px 0 0;
  color: var(--text-secondary);
  font-size: 14px;
}

.footer-nav {
  display: flex;
  gap: var(--space-3);
}

.footer-nav a {
  text-decoration: none;
  font-size: 14px;
  color: var(--text-secondary);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}

.footer-nav a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* -----------------------------
   14. Legal pages
   ----------------------------- */
.legal-main {
  padding: var(--space-6) 0 var(--space-7);
}

.legal-main h1 {
  font-size: clamp(30px, 5vw, 42px);
  margin-bottom: var(--space-4);
}

.legal-main h2 {
  font-size: 22px;
  margin-top: var(--space-5);
}

.legal-main p,
.legal-main li {
  color: var(--text-primary);
  max-width: 70ch;
}

.legal-main ul {
  margin-bottom: var(--space-3);
}

.legal-main li {
  padding: 4px 0;
}

.legal-main p a,
.legal-main li a {
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: border-color var(--transition), color var(--transition);
}

.legal-main p a:hover,
.legal-main li a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.legal-back {
  display: inline-block;
  margin-top: var(--space-5);
  text-decoration: none;
  color: var(--accent);
  border-bottom: 1px solid var(--accent);
}

/* -----------------------------
   15. Scroll reveal
   ----------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 700ms ease, transform 700ms ease;
}

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

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}


/* -----------------------------
   16. Wissen / articles
   ----------------------------- */
.wissen-main,
.article-main {
  min-height: 70vh;
}

.wissen-hero {
  padding: var(--space-6) 0 var(--space-5);
  border-bottom: 1px solid var(--line);
}

.wissen-hero h1 {
  font-size: clamp(36px, 6vw, 58px);
  max-width: 18ch;
  margin-bottom: var(--space-3);
}

.wissen-intro {
  font-size: 19px;
  color: var(--text-secondary);
  max-width: 66ch;
}

.wissen-list-section {
  padding: var(--space-5) 0 var(--space-7);
}

.wissen-section-title {
  font-size: 28px;
  margin-bottom: var(--space-4);
}

.article-list {
  max-width: 900px;
}

.article-card {
  border-top: 1px solid var(--line);
  padding: var(--space-4) 0;
}

.article-card-meta,
.article-meta {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: var(--space-2);
}

.article-card h3 {
  font-size: clamp(25px, 4vw, 34px);
  max-width: 28ch;
}

.article-card h3 a,
.article-read-more,
.article-meta a,
.breadcrumbs a,
.article-body a,
.article-back a {
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color var(--transition), border-color var(--transition);
}

.article-card h3 a:hover,
.article-read-more:hover,
.article-meta a:hover,
.breadcrumbs a:hover,
.article-body a:hover,
.article-back a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.article-card p {
  color: var(--text-secondary);
  max-width: 68ch;
}

.article-read-more {
  display: inline-block;
  font-size: 15px;
  color: var(--accent);
  border-color: var(--accent);
}

.article-container {
  max-width: 980px;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: var(--space-4);
  color: var(--text-secondary);
  font-size: 14px;
}

.article-header {
  padding: var(--space-5) 0 var(--space-4);
  border-bottom: 1px solid var(--line);
}

.article-header h1 {
  font-size: clamp(34px, 6vw, 56px);
  max-width: 22ch;
  margin-bottom: var(--space-3);
}

.article-body {
  max-width: 760px;
  padding: var(--space-5) 0 var(--space-6);
}

.article-body p {
  max-width: 100%;
}

.article-lede {
  font-family: var(--font-serif);
  font-size: clamp(22px, 3vw, 28px);
  line-height: 1.45;
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.article-body h2 {
  font-size: clamp(26px, 4vw, 34px);
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
}

.article-emphasis {
  font-family: var(--font-serif);
  font-size: 21px;
  line-height: 1.5;
  padding-left: var(--space-3);
  border-left: 2px solid var(--accent);
  margin: var(--space-4) 0;
}

.article-body blockquote {
  margin: var(--space-3) 0 var(--space-4);
  padding: var(--space-3);
  background: var(--bg-secondary);
  border-left: 2px solid var(--accent);
}

.article-body blockquote p {
  margin-bottom: var(--space-1);
}

.article-body blockquote p:last-child {
  margin-bottom: 0;
}

.article-figure {
  margin: var(--space-5) 0;
}

.article-figure img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
}

.article-figure figcaption {
  color: var(--text-secondary);
  font-size: 13px;
  margin-top: var(--space-1);
}

.article-checklist {
  margin: var(--space-3) 0 var(--space-4);
}

.article-checklist li {
  position: relative;
  padding: 6px 0 6px var(--space-3);
}

.article-checklist li::before {
  content: "–";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.source-ref {
  font-size: 13px;
  vertical-align: super;
  color: var(--accent);
  border-bottom: none !important;
}

.author-box {
  display: grid;
  gap: var(--space-3);
  align-items: start;
  padding: var(--space-4);
  margin-top: var(--space-6);
  background: var(--bg-secondary);
  border: 1px solid var(--line);
}

.author-box img {
  width: 110px;
  height: 138px;
  object-fit: cover;
  border-radius: var(--radius);
}

.author-box h2 {
  margin-top: 0;
  font-size: 25px;
}

.author-box p {
  margin-bottom: 0;
  font-size: 15px;
}

@media (min-width: 620px) {
  .author-box {
    grid-template-columns: 110px 1fr;
  }
}

.article-sources {
  margin-top: var(--space-6);
}

.article-sources ol {
  list-style: decimal;
  padding-left: 22px;
}

.article-sources li {
  padding: 0 0 var(--space-2) 4px;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.55;
}

.medical-note {
  margin-top: var(--space-5);
  padding: var(--space-3);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--text-secondary);
  font-size: 14px;
}

.article-back {
  margin: 0 0 var(--space-6);
}