/* ==========================================================
   David Keller – Psychologe | Sankt Wendel
   Design: Inspired by Scandinavian minimalism & mid-century
   European print layouts. Muted, warm palette drawn from
   linen paper and northern coastal slate.
   ========================================================== */

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

:root {
  /* Palette: warm parchment + coastal slate */
  --bg:           hsl(40, 18%, 96%);
  --bg-warm:      hsl(35, 22%, 92%);
  --text:         hsl(215, 18%, 22%);
  --text-light:   hsl(210, 10%, 45%);
  --accent:       hsl(205, 30%, 38%);
  --accent-hover: hsl(205, 34%, 30%);
  --sand:         hsl(32, 28%, 84%);
  --divider:      hsl(30, 12%, 80%);
  --white-soft:   hsl(40, 15%, 99%);

  /* Type scale: 1.2 ratio (minor third) */
  --fs-sm:   0.833rem;
  --fs-base: 1rem;
  --fs-md:   1.2rem;
  --fs-lg:   1.44rem;
  --fs-xl:   1.728rem;
  --fs-2xl:  2.074rem;
  --fs-3xl:  2.488rem;

  --font-heading: Georgia, 'Noto Serif', 'Palatino Linotype', serif;
  --font-body:    Optima, Candara, 'Gill Sans', 'Segoe UI', sans-serif;
  --measure:      38em; /* comfortable reading width */
}

html {
  scroll-behavior: smooth;
  font-size: 106.25%; /* 17px base */
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ---- Navigation ---- */

.site-nav {
  padding: 1.5rem 2rem;
  display: flex;
  align-items: baseline;
  gap: 2rem;
  flex-wrap: wrap;
  max-width: 72rem;
  margin: 0 auto;
}

.site-nav .brand {
  font-family: var(--font-heading);
  font-size: var(--fs-md);
  color: var(--text);
  text-decoration: none;
  letter-spacing: 0.015em;
  white-space: nowrap;
}

.site-nav .nav-links {
  display: flex;
  gap: 1.6rem;
  list-style: none;
  flex-wrap: wrap;
}

.site-nav .nav-links a {
  font-size: var(--fs-sm);
  color: var(--text-light);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: color 0.2s ease;
}

.site-nav .nav-links a:hover,
.site-nav .nav-links a:focus {
  color: var(--accent);
}

/* ---- Shared section ---- */

.section {
  max-width: 72rem;
  margin: 0 auto;
  padding: 3rem 2rem;
}

.section + .section {
  border-top: 1px solid var(--divider);
}

.section-label {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-light);
  margin-bottom: 1rem;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.25;
}

h1 {
  font-size: var(--fs-3xl);
  letter-spacing: -0.01em;
  margin-bottom: 0.6em;
}

h2 {
  font-size: var(--fs-xl);
  margin-bottom: 0.5em;
}

h3 {
  font-size: var(--fs-lg);
  margin-bottom: 0.4em;
}

p {
  max-width: var(--measure);
}

p + p {
  margin-top: 1em;
}

/* ---- Intro / Hero ---- */

.intro {
  display: grid;
  grid-template-columns: 14rem 1fr;
  gap: 3rem;
  align-items: start;
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.intro-portrait {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  filter: contrast(1.05);
  border: 3px solid var(--sand);
}

.intro-text h1 span {
  display: block;
  font-family: var(--font-body);
  font-size: var(--fs-md);
  color: var(--text-light);
  letter-spacing: 0.04em;
  font-weight: 400;
  margin-top: 0.25em;
}

.intro-text .tagline {
  font-size: var(--fs-md);
  color: var(--text-light);
  margin-bottom: 1.5rem;
  max-width: 30em;
}

.intro-text .intro-body {
  max-width: var(--measure);
}

/* ---- Services ---- */

.services-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem 3rem;
  margin-top: 1.5rem;
}

.service-item {
  padding-left: 1rem;
  border-left: 2px solid var(--sand);
}

.service-item h3 {
  color: var(--accent);
  font-size: var(--fs-lg);
}

.service-item p {
  color: var(--text-light);
  font-size: var(--fs-base);
  line-height: 1.65;
}

/* ---- About ---- */

.about-content {
  max-width: var(--measure);
}

.about-content p + p {
  margin-top: 1em;
}

/* ---- Approach section ---- */

.approach-content {
  max-width: var(--measure);
}

.approach-content p + p {
  margin-top: 1em;
}

/* ---- Contact ---- */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-top: 1.5rem;
}

.contact-info {
  font-size: var(--fs-base);
}

.contact-info dt {
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-light);
  margin-top: 1.2rem;
}

.contact-info dt:first-child {
  margin-top: 0;
}

.contact-info dd {
  margin-top: 0.15rem;
  color: var(--text);
}

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

.contact-form label {
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-light);
}

.contact-form input,
.contact-form textarea {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--divider);
  background: var(--white-soft);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s ease;
  width: 100%;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
}

.contact-form textarea {
  min-height: 7rem;
  resize: vertical;
}

.contact-form button {
  align-self: flex-start;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.7rem 2rem;
  background: var(--accent);
  color: var(--white-soft);
  border: none;
  cursor: pointer;
  transition: background 0.2s ease;
}

.contact-form button:hover,
.contact-form button:focus {
  background: var(--accent-hover);
}

/* ---- Footer ---- */

.site-footer {
  max-width: 72rem;
  margin: 0 auto;
  padding: 2rem;
  border-top: 1px solid var(--divider);
  font-size: var(--fs-sm);
  color: var(--text-light);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* ---- Responsive ---- */

@media (max-width: 52rem) {
  .intro {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: left;
  }

  .intro-portrait {
    width: 10rem;
  }

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

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

  h1 {
    font-size: var(--fs-2xl);
  }
}

@media (max-width: 36rem) {
  .site-nav {
    flex-direction: column;
    gap: 0.75rem;
    padding: 1.2rem 1.25rem;
  }

  .section {
    padding: 2rem 1.25rem;
  }

  .intro {
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
  }

  .intro-portrait {
    width: 8rem;
  }

  .site-footer {
    padding: 1.5rem 1.25rem;
    flex-direction: column;
  }
}

/* ---- Print ---- */

@media print {
  .site-nav, .contact-form, .site-footer {
    display: none;
  }
  body {
    font-size: 11pt;
    color: #111;
    background: #fff;
  }
}