/* ==========================================================================
   CampusConnect - Modern 2026 Design System
   Haaga-Helia Ammattikorkeakoulu
   ========================================================================== */

:root {
  color-scheme: light;

  /* Brand Colors */
  --color-primary: #0079c2;
  --color-primary-dark: #005f99;
  --color-primary-light: #e6f3fa;
  --color-secondary: #cad510;
  --color-accent: #df006e;
  --color-success: #10b981;
  --color-success-bg: #ecfdf5;
  --color-warning: #f59e0b;

  /* Neutral Surface & Text */
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-surface-subtle: #f1f5f9;
  --color-border: #e2e8f0;
  --color-border-hover: #cbd5e1;
  --color-text: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #64748b;
  --color-text-white: #ffffff;

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

  /* Elevation Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 25px -3px rgba(0, 121, 194, 0.12), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
  --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: 1.55;
  display: flex;
  flex-direction: column;
}

/* ==========================================================================
   Desktop & Global 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: 1200px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--color-primary);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.brand-badge {
  background: linear-gradient(135deg, var(--color-primary), #0099f7);
  color: #ffffff;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(0, 121, 194, 0.3);
}

/* Desktop Navigation Links */
.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);
}

.desktop-nav a.active {
  color: var(--color-primary);
  background: var(--color-primary-light);
  font-weight: 700;
}

.user-profile-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--color-surface-subtle);
  border: 1px solid var(--color-border);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
}

.user-avatar-circle {
  width: 26px;
  height: 26px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

/* Subpage Header */
.sub_header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 14px 20px;
}

.sub_header_inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
}

.sub_header .back-link {
  display: 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);
}

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

.sub_header h1 {
  margin: 0;
  font-size: 1.4rem;
  color: var(--color-text);
  font-weight: 800;
  letter-spacing: -0.01em;
}

/* ==========================================================================
   Hero & Welcome Section
   ========================================================================== */

.welcome-hero {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 28px;
  box-shadow: var(--shadow-md);
  background: linear-gradient(135deg, rgba(0, 50, 90, 0.85), rgba(0, 121, 194, 0.75)), url(kuvat/koulu.jpg);
  background-size: cover;
  background-position: center;
  color: #ffffff;
  padding: 36px 28px;
}

.welcome-hero-content {
  position: relative;
  z-index: 2;
  max-width: 600px;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 12px;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.welcome-hero h2 {
  font-size: 1.85rem;
  margin: 0 0 8px 0;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.welcome-hero p {
  margin: 0;
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.9);
}

/* ==========================================================================
   Main Content Layout
   ========================================================================== */

main {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 24px 20px 80px 20px;
  flex: 1;
}

/* Section Titles */
.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.section-title h2 {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-text);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ==========================================================================
   Pikapalvelut (Quick Services Grid)
   ========================================================================== */

#quick-services {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 32px;
}

@media (min-width: 640px) {
  #quick-services {
    grid-template-columns: repeat(4, 1fr);
  }
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px;
  text-decoration: none;
  color: var(--color-text);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

.service-card-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  object-fit: cover;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.service-card-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-text);
  margin-bottom: 4px;
}

.service-card-desc {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.3;
}

.service-card-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ==========================================================================
   Dashboard (News & Events 2-Column Split)
   ========================================================================== */

#dashboard {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 850px) {
  #dashboard {
    grid-template-columns: 1.2fr 1fr;
  }
}

.dashboard-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.panel-header h2 {
  font-size: 1.2rem;
  font-weight: 800;
  margin: 0;
  color: var(--color-text);
}

.panel-header a {
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
}

.panel-header a:hover {
  text-decoration: underline;
}

/* News List */
.news-feed {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.news-item {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  transition: var(--transition);
}

.news-item:hover {
  border-color: var(--color-primary);
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}

.news-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  text-decoration: none;
  color: var(--color-text);
  gap: 14px;
}

.news-content {
  flex: 1;
}

.news-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.category-tag {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.72rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.news-date {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.news-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-text);
  margin-bottom: 2px;
}

.news-snippet {
  font-size: 0.82rem;
  color: var(--color-text-secondary);
  line-height: 1.4;
  margin: 0;
}

.news-arrow {
  color: var(--color-primary);
  font-weight: bold;
  font-size: 1.1rem;
}

/* Events List */
.events-feed {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.event-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  transition: var(--transition);
}

.event-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.event-img {
  width: 70px;
  height: 70px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.event-info {
  flex: 1;
}

.event-info h3 {
  margin: 0 0 4px 0;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
}

.event-meta-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.event-meta-list li {
  display: flex;
  align-items: center;
  gap: 4px;
}

.btn-event {
  background: var(--color-primary);
  color: #fff;
  border: none;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-event:hover {
  background: var(--color-primary-dark);
}

/* Mobile Header Nav (Scrollable modern pill bar under header) */
.mobile-header-nav {
  display: flex;
  overflow-x: auto;
  gap: 8px;
  padding: 8px 16px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  -webkit-overflow-scrolling: touch;
}

@media (min-width: 768px) {
  .mobile-header-nav {
    display: none;
  }
}

.mobile-header-nav a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  text-decoration: none;
  color: var(--color-text-secondary);
  font-weight: 600;
  font-size: 0.85rem;
  background: var(--color-surface-subtle);
  white-space: nowrap;
  transition: var(--transition);
}

.mobile-header-nav a.active {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 700;
}

.mobile-header-nav a span {
  font-size: 1.1rem;
}

/* 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;
}