/* ===================================
   KYTKA DO ŠKOLY — V5 "App-like / Dashboard"
   =================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --color-primary: #059669;
  --color-primary-dark: #047857;
  --color-primary-light: #D1FAE5;
  --color-accent: #0EA5E9;
  --color-text: #0F172A;
  --color-text-muted: #64748B;
  --color-bg: #F8FAFC;
  --color-bg-alt: #F1F5F9;
  --color-bg-dark: #0F172A;
  --color-border: #E2E8F0;
  --color-sidebar: #FFFFFF;
  --color-sidebar-border: #E2E8F0;

  --sidebar-width: 260px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.05), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.07);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg);
  min-width: 1440px;
  display: flex;
}

/* ===== SIDEBAR ===== */

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--color-sidebar);
  border-right: 1px solid var(--color-sidebar-border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  overflow-y: auto;
}

.sidebar-header {
  padding: 1.25rem 1.25rem 0;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1.25rem;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}

.sidebar-brand-icon {
  width: 34px;
  height: 34px;
  background: var(--color-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.sidebar-brand-text {
  display: flex;
  flex-direction: column;
}

.sidebar-brand-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.2;
}

.sidebar-brand-sub {
  font-size: 0.68rem;
  color: var(--color-text-muted);
  font-weight: 400;
}

.sidebar-nav {
  flex: 1;
  padding: 1rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.nav-group-label {
  font-size: 0.63rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.9rem 0.5rem 0.4rem;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.55rem 0.65rem;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: all 0.15s ease;
  position: relative;
  margin-bottom: 0.1rem;
}

.sidebar-nav a:hover {
  background: var(--color-bg-alt);
  color: var(--color-text);
}

.sidebar-nav a.active {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-weight: 600;
}

.sidebar-nav a.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--color-primary);
  border-radius: 0 3px 3px 0;
}

.nav-icon {
  font-size: 0.95rem;
  width: 18px;
  text-align: center;
  flex-shrink: 0;
}

.nav-badge {
  margin-left: auto;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: 100px;
}

.sidebar-footer {
  padding: 1rem 0.75rem 1.25rem;
  border-top: 1px solid var(--color-border);
}

.sidebar-cta a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  width: 100%;
  background: var(--color-primary);
  color: #fff;
  padding: 0.65rem;
  border-radius: var(--radius-md);
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s;
  margin-bottom: 0.6rem;
}

.sidebar-cta a:hover { background: var(--color-primary-dark); }

.sidebar-back a {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-decoration: none;
  justify-content: center;
  transition: color 0.15s;
}

.sidebar-back a:hover { color: var(--color-text); }

/* ===== MAIN CONTENT ===== */

.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-height: 100vh;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2.5rem;
}

/* ===== HERO ===== */

.hero {
  padding: 3.5rem 0 3rem;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--color-primary-light);
  padding: 0.3rem 0.7rem;
  border-radius: 100px;
  margin-bottom: 1.25rem;
}

.hero h1 {
  font-size: 2.75rem;
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-text);
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.hero h1 span {
  color: var(--color-primary);
}

.hero-perex {
  font-size: 0.98rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 1.75rem;
  max-width: 400px;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--color-primary);
  color: #fff;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.15s ease;
  box-shadow: 0 1px 3px rgba(5, 150, 105, 0.3);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  box-shadow: 0 4px 12px rgba(5, 150, 105, 0.35);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: #fff;
  color: var(--color-text);
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid var(--color-border);
  transition: all 0.15s ease;
}

.btn-secondary:hover {
  background: var(--color-bg-alt);
  border-color: #cbd5e1;
}

/* ===== HERO APP MOCKUP ===== */

.hero-mockup {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.mockup-topbar {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.mockup-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.mockup-dot.red { background: #F87171; }
.mockup-dot.yellow { background: #FBBF24; }
.mockup-dot.green { background: #34D399; }

.mockup-url {
  margin-left: 0.5rem;
  font-size: 0.7rem;
  color: var(--color-text-muted);
  background: #fff;
  border: 1px solid var(--color-border);
  padding: 0.2rem 0.75rem;
  border-radius: 100px;
  flex: 1;
}

.mockup-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mockup-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.6rem;
}

.mockup-stat-card {
  background: var(--color-bg-alt);
  border-radius: 8px;
  padding: 0.75rem;
  border: 1px solid var(--color-border);
}

.mockup-stat-num {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1;
  margin-bottom: 0.2rem;
}

.mockup-stat-label {
  font-size: 0.65rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.mockup-plant-row {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mockup-plant-row p {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.mockup-plant-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.75rem;
  background: var(--color-bg-alt);
  border-radius: 8px;
  border: 1px solid var(--color-border);
}

.mockup-plant-icon {
  font-size: 1.2rem;
}

.mockup-plant-info {
  flex: 1;
}

.mockup-plant-name {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-text);
}

.mockup-plant-loc {
  font-size: 0.65rem;
  color: var(--color-text-muted);
}

.mockup-status {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  border-radius: 100px;
}

.mockup-status.ok { background: var(--color-primary-light); color: var(--color-primary-dark); }
.mockup-status.warn { background: #FEF3C7; color: #92400E; }

/* ===== STATS ROW ===== */

.stats-section {
  padding: 2rem 0;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.stat-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.stat-card-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.stat-card:nth-child(1) .stat-card-icon { background: var(--color-primary-light); }
.stat-card:nth-child(2) .stat-card-icon { background: #DBEAFE; }
.stat-card:nth-child(3) .stat-card-icon { background: #FEF3C7; }

.stat-card-body {}

.stat-card-num {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
  line-height: 1;
  margin-bottom: 0.2rem;
}

.stat-card-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

.stat-card-change {
  font-size: 0.72rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-top: 0.2rem;
}

/* ===== SECTIONS ===== */

section {
  padding: 3.5rem 0;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.section-header-left {}

.section-eyebrow {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.3rem;
}

.section-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.section-link {
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 600;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.section-link:hover { color: var(--color-primary-dark); }

/* ===== HOW IT WORKS ===== */

.how-section {
  background: #fff;
  border-bottom: 1px solid var(--color-border);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.step-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  transition: all 0.2s ease;
}

.step-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

.step-num {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.85rem;
}

.step-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}

.step-card p {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ===== PLANT CARDS ===== */

.plants-section {
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.plants-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.plant-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
}

.plant-card:hover {
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

.plant-image {
  width: 100%;
  height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
}

.plant-card:nth-child(1) .plant-image { background: #ECFDF5; }
.plant-card:nth-child(2) .plant-image { background: #F0FDF4; }
.plant-card:nth-child(3) .plant-image { background: #FFFBEB; }
.plant-card:nth-child(4) .plant-image { background: #FFF7ED; }

.plant-info {
  padding: 0.9rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.plant-tags {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.plant-tag {
  font-size: 0.63rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 100px;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.plant-tag.available {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  border-color: transparent;
}

.plant-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.15rem;
}

.plant-latin {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin-bottom: 0.5rem;
}

.plant-meta {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.3rem;
  margin-bottom: 0.85rem;
}

.plant-adopt-btn {
  display: block;
  width: 100%;
  background: var(--color-primary);
  color: #fff;
  text-align: center;
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s;
  margin-top: auto;
}

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

/* ===== SCHOOLS ===== */

.schools-section {
  background: #fff;
  border-bottom: 1px solid var(--color-border);
}

.schools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.school-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  transition: all 0.2s ease;
}

.school-card:hover {
  border-color: #cbd5e1;
  box-shadow: var(--shadow-md);
}

.school-top {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.school-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: #fff;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.school-info h3 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.1rem;
}

.school-info p {
  font-size: 0.72rem;
  color: var(--color-text-muted);
}

.school-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.school-stat {
  text-align: center;
  background: #fff;
  border-radius: 8px;
  padding: 0.5rem 0.25rem;
  border: 1px solid var(--color-border);
}

.school-stat-num {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
  display: block;
}

.school-stat-label {
  font-size: 0.63rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ===== CTA BANNER ===== */

.cta-banner {
  background: var(--color-bg-dark);
  padding: 4rem 0;
}

.cta-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
}

.cta-text h2 {
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
  line-height: 1.2;
}

.cta-text p {
  font-size: 0.9rem;
  color: #94A3B8;
  max-width: 380px;
  line-height: 1.65;
}

.cta-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.75rem;
  flex-shrink: 0;
}

.btn-accent {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--color-primary);
  color: #fff;
  padding: 0.8rem 1.75rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.15s ease;
  white-space: nowrap;
}

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

.cta-note {
  font-size: 0.72rem;
  color: #64748B;
}

/* ===== FOOTER ===== */

footer {
  background: #fff;
  border-top: 1px solid var(--color-border);
  padding: 2.5rem 0 1.5rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}

.footer-brand {}

.footer-brand-name {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.footer-brand-icon {
  width: 26px;
  height: 26px;
  background: var(--color-primary);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

.footer-brand p {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: 210px;
}

.footer-col h4 {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.footer-col ul li a {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.15s;
}

.footer-col ul li a:hover { color: var(--color-text); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-bottom p {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}