/* ============================================================
   impraimoglu.com — Shared Stylesheet
   ============================================================ */

/* 1. CSS Custom Properties
   ============================================================ */
:root {
  --color-bg: #ffffff;
  --color-dark: #1c2333;
  --color-dark-surface: #1c2333;
  --color-text: #1c2333;
  --color-text-secondary: #5a6475;
  --color-accent: #1e4f9c;
  --color-border: #e5e8ee;
  --color-surface: #f7f8fa;

  --font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  --font-display: 'DM Serif Display', Georgia, serif;

  --text-base: 1.125rem;
  --text-sm: 0.9375rem;
  --text-lg: 1.375rem;
  --text-xl: 1.75rem;
  --text-2xl: 2rem;
  --text-hero: clamp(2.5rem, 5vw, 4rem);
  --text-tagline: clamp(1.1rem, 1.5vw, 1.35rem);
  --text-h2: 1.75rem;
  --text-h3: 1.25rem;

  --line-height-body: 1.75;
  --line-height-heading: 1.2;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 2rem;
  --space-xl: 3rem;

  --container-max: 760px;
  --container-wide: 1100px;

  --radius-sm: 4px;
  --radius-md: 8px;

  --transition-base: 200ms ease;
}

/* 2. Reset / Base
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

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

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

a {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: opacity var(--transition-base);
}

a:hover {
  opacity: 0.75;
}

a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* 3. Layout Utilities
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.container--wide {
  max-width: var(--container-wide);
}

@media (max-width: 800px) {
  main .container--wide {
    max-width: var(--container-max);
  }
}

section {
  padding-block: var(--space-xl);
}

@media (max-width: 767px) {
  section {
    padding-block: var(--space-lg);
  }
}

/* 4. Section: Header / Language Toggle
   ============================================================ */
.site-header {
  position: absolute;
  top: 0;
  right: 0;
  padding: 1.25rem 1.5rem;
  z-index: 10;
}

/* 5. Component: Language Toggle
   ============================================================ */
.lang-toggle {
  display: flex;
  gap: 0.375rem;
  align-items: center;
  list-style: none;
}

.lang-toggle__sep {
  color: rgba(255, 255, 255, 0.4);
  font-size: var(--text-sm);
  line-height: 1;
}

.lang-toggle a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.125rem;
  transition: color var(--transition-base);
}

.lang-toggle a:hover,
.lang-toggle a[aria-current="true"] {
  color: #ffffff;
}

.lang-toggle a[aria-current="true"] {
  font-weight: 700;
}

/* Dark-surface context: same styles apply (already white text) */

/* 6. Section A: Hero
   ============================================================ */
.hero {
  background-color: var(--color-dark-surface);
  background-image:
    linear-gradient(135deg, #0d1622 0%, #1c2333 45%, #162040 100%);
  color: #ffffff;
  padding-block: 0;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

/* Subtle noise grain overlay */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px 200px;
  pointer-events: none;
  z-index: 0;
}

/* Radial accent glow */
.hero::after {
  content: '';
  position: absolute;
  top: -20%;
  right: -5%;
  width: 55%;
  height: 140%;
  background: radial-gradient(ellipse at center, rgba(30, 79, 156, 0.25) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero .container--wide {
  position: relative;
  z-index: 1;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  padding-block: 3.5rem 3rem;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .hero__inner {
    grid-template-columns: 1fr 300px;
    gap: var(--space-md);
    padding-block: 3.5rem 3rem;
  }
}

@media (min-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr 340px;
  }
}

.hero__content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.5rem;
}

.hero__name {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 400;
  line-height: var(--line-height-heading);
  letter-spacing: -0.01em;
  color: #ffffff;
}

.hero__tagline {
  font-size: var(--text-tagline);
  font-weight: 400;
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.88);
  max-width: 34ch;
}

.hero__keywords {
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.03em;
}

/* Portrait / placeholder */
.hero__portrait {
  order: -1;
  display: flex;
  justify-content: center;
}

@media (min-width: 768px) {
  .hero__portrait {
    order: 0;
    justify-content: flex-end;
    align-self: center;
  }
}

.portrait-placeholder {
  width: 260px;
  height: 320px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.3);
  font-size: var(--text-sm);
  letter-spacing: 0.05em;
}

@media (max-width: 767px) {
  .portrait-placeholder {
    width: 160px;
    height: 200px;
    font-size: 0.8rem;
  }
}

.portrait-img {
  width: 260px;
  height: 320px;
  object-fit: cover;
  object-position: top center;
  border-radius: var(--radius-md);
}

@media (max-width: 767px) {
  .portrait-img {
    width: 160px;
    height: 200px;
  }
}

/* 7. Component: Button
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.5rem;
  font-family: var(--font-family);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--transition-base), opacity var(--transition-base);
  border: none;
}

.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.btn--primary {
  background-color: var(--color-accent);
  color: #ffffff;
  padding: 0.875rem 2rem;
  font-size: 1rem;
  letter-spacing: 0.01em;
  box-shadow: 0 4px 16px rgba(30, 79, 156, 0.35);
}

.btn--primary:hover {
  background-color: #2d6ec4;
  opacity: 1;
  box-shadow: 0 6px 20px rgba(30, 79, 156, 0.45);
  transform: translateY(-1px);
}

.btn {
  transition: background-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

/* 8. Section B: Was ich tue / What I do
   ============================================================ */
.services {
  background-color: var(--color-bg);
}

.section-heading {
  font-family: var(--font-display);
  font-size: var(--text-h2);
  font-weight: 400;
  line-height: var(--line-height-heading);
  color: var(--color-text);
  margin-bottom: var(--space-md);
  letter-spacing: -0.01em;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-accent);
  display: inline-block;
}

.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: var(--space-md);
}

@media (min-width: 768px) {
  .cards {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.875rem;
  }
}

.card {
  padding: 1rem 1.1rem;
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-accent);
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.card:hover {
  box-shadow: 0 8px 28px rgba(28, 35, 51, 0.10);
  transform: translateY(-3px);
}

.card__title {
  font-size: var(--text-h3);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 0.875rem;
  letter-spacing: -0.01em;
}

.card__body {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

/* 9. Section C: Warum ich / Why me
   ============================================================ */
.why {
  background-color: var(--color-surface);
}

.why__text {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 680px;
}

.why__text p {
  color: var(--color-text);
}

.why__text p:last-child {
  font-weight: 600;
  color: var(--color-text);
  border-top: 1px solid var(--color-border);
  padding-top: 1.25rem;
  margin-top: 0.25rem;
}

/* 10. Section D: Beweis / Proof
   ============================================================ */
.proof {
  background-color: var(--color-bg);
}

.proof__headline {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  line-height: var(--line-height-heading);
  color: var(--color-text);
  margin-bottom: var(--space-md);
  letter-spacing: -0.01em;
}

.proof__text {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 680px;
}

.proof__text p {
  color: var(--color-text);
}

.proof__text p:last-child {
  font-style: italic;
  color: var(--color-text-secondary);
  font-weight: 500;
  padding-left: 1rem;
  border-left: 3px solid var(--color-accent);
}

/* 11. Section E: Hintergrund / Background
   ============================================================ */
.background {
  background-color: var(--color-surface);
}

.background__text {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 680px;
}

.background__text p {
  color: var(--color-text);
}

.background__text p:last-child {
  color: var(--color-text-secondary);
  border-top: 1px solid var(--color-border);
  padding-top: 1.25rem;
  margin-top: 0.25rem;
}

/* 12. Section F: Kontakt / Contact
   ============================================================ */
.contact {
  background-color: #0d1117;
  background-image:
    linear-gradient(160deg, #0d1117 0%, #111827 60%, #0a1628 100%);
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

/* Faint horizontal rule accent line at top */
.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent) 0%, transparent 60%);
}

.contact .section-heading {
  color: #ffffff;
  border-bottom-color: rgba(255, 255, 255, 0.2);
}

.contact__intro {
  font-size: var(--text-base);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-md);
  max-width: 52ch;
}

.contact__links {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.contact__link {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  color: #ffffff;
  text-decoration: none;
  font-size: var(--text-base);
  font-weight: 500;
  transition: opacity var(--transition-base);
}

.contact__link:hover {
  opacity: 0.7;
}

.contact__link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.contact__link-label {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.45);
  font-weight: 400;
  min-width: 5rem;
}

/* 13. Section G: Footer
   ============================================================ */
.site-footer {
  background-color: var(--color-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-block: 1.5rem;
}

.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.site-footer__copy {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.4);
}

.site-footer__nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  list-style: none;
}

.site-footer__nav li {
  display: flex;
  align-items: center;
}

.site-footer__nav a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  transition: color var(--transition-base);
}

.site-footer__nav a:hover {
  color: rgba(255, 255, 255, 0.85);
  opacity: 1;
}

.site-footer__nav a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.site-footer__sep {
  color: rgba(255, 255, 255, 0.2);
  font-size: var(--text-sm);
}

/* Footer lang toggle (dark context: lighter text) */
.site-footer__nav .lang-toggle a {
  color: rgba(255, 255, 255, 0.5);
}

.site-footer__nav .lang-toggle a:hover,
.site-footer__nav .lang-toggle a[aria-current="true"] {
  color: rgba(255, 255, 255, 0.85);
}

.site-footer__nav .lang-toggle__sep {
  color: rgba(255, 255, 255, 0.2);
}

/* 14. Legal pages (impressum / datenschutz)
   ============================================================ */
.legal-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.legal-header {
  background-color: var(--color-dark);
  padding-block: 1.25rem;
}

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

.legal-header__home {
  font-size: var(--text-sm);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color var(--transition-base);
}

.legal-header__home:hover {
  color: #ffffff;
  opacity: 1;
}

.legal-main {
  flex: 1;
  padding-block: var(--space-xl);
}

.legal-main h1 {
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

.legal-main h2 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-top: var(--space-md);
  margin-bottom: var(--space-sm);
}

.legal-main p {
  margin-bottom: 1rem;
  color: var(--color-text);
}

.legal-main address {
  font-style: normal;
  margin-bottom: var(--space-sm);
  line-height: 1.8;
}

.legal-main a {
  color: var(--color-accent);
}

/* 15. Utility
   ============================================================ */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}