/* ==========================================================================
   CampusConnect: Modern Uutisartikkelityylit 2026
   ========================================================================== */

:root {
  color-scheme: light;

  --color-primary: #0079c2;
  --color-primary-dark: #005f99;
  --color-primary-light: #e6f3fa;
  --color-secondary: #cad510;
  --color-accent: #df006e;

  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-surface-subtle: #f1f5f9;
  --color-border: #e2e8f0;
  --color-text: #0f172a;
  --color-text-secondary: #334155;
  --color-text-muted: #64748b;
  --color-text-white: #ffffff;

  --font-base: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 14px -1px rgba(0, 0, 0, 0.07);
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

body {
  font-family: var(--font-base);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  display: flex;
  flex-direction: column;
}

/* Header */
header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  z-index: 50;
  box-shadow: var(--shadow-sm);
}

@media (min-width: 769px) {
  header {
    position: sticky;
    top: 0;
  }
}

.header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.back-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-surface-subtle);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  text-decoration: none;
  font-size: 1.2rem;
  font-weight: bold;
  transition: var(--transition);
}

.back-btn:hover {
  background: var(--color-primary-light);
  transform: translateX(-2px);
}

.desktop-nav {
  display: none;
  align-items: center;
  gap: 8px;
}

@media (min-width: 768px) {
  .desktop-nav {
    display: flex;
  }
}

.desktop-nav a {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  transition: var(--transition);
}

.desktop-nav a:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

/* Article Container */
main {
  max-width: 860px;
  width: 100%;
  margin: 0 auto;
  padding: 30px 20px 70px 20px;
  flex: 1;
}

.article-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.article-tag {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 800;
  font-size: 0.78rem;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.article-date {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

h1 {
  color: var(--color-text);
  font-size: 1.85rem;
  line-height: 1.3;
  margin: 0 0 16px 0;
  font-weight: 800;
  letter-spacing: -0.02em;
}

h1 img {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  vertical-align: middle;
  margin-right: 8px;
}

.lead-p {
  font-size: 1.12rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

h2 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-text);
  margin: 28px 0 12px 0;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 20px 0 10px 0;
  color: var(--color-text);
}

p {
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text-secondary);
  margin: 0 0 16px 0;
}

.coloraccent {
  color: var(--color-primary);
  font-weight: 700;
}

.quote {
  border-left: 4px solid var(--color-primary);
  background: #f0f7fc;
  padding: 16px 20px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--color-text);
  margin: 24px 0;
  font-size: 1.05rem;
  line-height: 1.55;
}

.flex-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 24px 0;
}

@media (min-width: 650px) {
  .flex-container {
    flex-direction: row;
    align-items: center;
  }
  .flex-container > div {
    flex: 1.2;
  }
}

.cafe {
  width: 100%;
  max-width: 360px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  object-fit: cover;
}

ul {
  padding-left: 20px;
  margin: 0 0 20px 0;
}

ul li {
  margin-bottom: 8px;
  color: var(--color-text-secondary);
}

/* Footer System (Always in normal document flow at the end of the page) */
.site-footer {
  margin-top: auto;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 28px 20px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.site-footer-links {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.site-footer-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.site-footer-links a:hover {
  color: var(--color-primary);
}

.mobile-nav-bar {
  display: none !important;
}