/* ============================================
   MagazynZysku.pl — Design System
   ============================================ */

/* --- CSS Variables --- */
:root {
  --green: #2ECC71;
  --green-dark: #27AE60;
  --green-light: #D5F5E3;
  --navy: #1A3A5C;
  --navy-dark: #132B45;
  --navy-light: #2C5282;
  --white: #FFFFFF;
  --gray-light: #F8F9FA;
  --gray-mid: #E9ECEF;
  --gray: #6C757D;
  --dark: #333333;
  --shadow: 0 2px 8px rgba(0,0,0,0.1);
  --shadow-lg: 0 4px 20px rgba(0,0,0,0.12);
  --radius: 8px;
  --radius-lg: 12px;
  --transition: 0.3s ease;
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--green-dark);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--green);
}

ul, ol {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4 {
  color: var(--navy);
  line-height: 1.2;
  font-weight: 700;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
}

h4 {
  font-size: 1.1rem;
}

p {
  margin-bottom: 1rem;
}

.text-green { color: var(--green); }
.text-navy { color: var(--navy); }
.text-gray { color: var(--gray); }
.text-center { text-align: center; }

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: 4rem 0;
}

section:nth-child(even) {
  background: var(--gray-light);
}

/* --- Navbar --- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  box-shadow: var(--shadow);
  padding: 0;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.navbar-logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--navy);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.navbar-logo .logo-icon {
  color: var(--green);
  font-size: 1.6rem;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.navbar-links a {
  color: var(--dark);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.25rem 0;
  position: relative;
}

.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--green);
  transition: width var(--transition);
}

.navbar-links a:hover::after,
.navbar-links a.active::after {
  width: 100%;
}

.navbar-links a:hover {
  color: var(--navy);
}

.navbar-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--navy);
  padding: 0.5rem;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  text-align: center;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-green {
  background: var(--green);
  color: var(--white);
}

.btn-green:hover {
  background: var(--green-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(46, 204, 113, 0.3);
}

.btn-navy {
  background: var(--navy);
  color: var(--white);
}

.btn-navy:hover {
  background: var(--navy-dark);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--navy);
  border: 2px solid var(--navy);
}

.btn-outline:hover {
  background: var(--navy);
  color: var(--white);
}

.btn-outline-white {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

.btn-outline-white:hover {
  background: var(--white);
  color: var(--navy);
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1.15rem;
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.9rem;
}

/* --- Hero Section --- */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
  color: var(--white);
  padding: 5rem 0 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(46,204,113,0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 1.25rem;
  max-width: 700px;
}

.hero .hero-sub {
  font-size: 1.2rem;
  opacity: 0.9;
  margin-bottom: 2rem;
  max-width: 600px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(46, 204, 113, 0.15);
  border: 1px solid rgba(46, 204, 113, 0.3);
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  color: var(--green);
}

/* --- Section Headers --- */
.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--gray);
  max-width: 600px;
  margin: 0.5rem auto 0;
}

/* --- Cards Grid --- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  border: 1px solid var(--gray-mid);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.card h3 {
  color: var(--navy);
}

.card p {
  color: var(--gray);
  font-size: 0.95rem;
}

.card-highlight {
  border-top: 3px solid var(--green);
}

.card-stat {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--green);
  margin-bottom: 0.25rem;
}

/* --- Three Column Cards --- */
.cards-three {
  grid-template-columns: repeat(3, 1fr);
}

/* --- Four Column Cards --- */
.cards-four {
  grid-template-columns: repeat(4, 1fr);
}

/* --- Timeline --- */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--green);
}

.timeline-step {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
  position: relative;
}

.timeline-number {
  width: 60px;
  height: 60px;
  min-width: 60px;
  border-radius: 50%;
  background: var(--green);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 700;
  position: relative;
  z-index: 1;
}

.timeline-content {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  flex: 1;
  border: 1px solid var(--gray-mid);
}

.timeline-content h3 {
  margin-bottom: 0.5rem;
}

.timeline-content p {
  color: var(--gray);
  font-size: 0.95rem;
  margin-bottom: 0;
}

/* --- FAQ Accordion --- */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--gray-mid);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  overflow: hidden;
  background: var(--white);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  padding: 1.25rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  font-family: inherit;
  transition: background var(--transition);
}

.faq-question:hover {
  background: var(--gray-light);
}

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--green);
  transition: transform var(--transition);
}

.faq-item.active .faq-question::after {
  content: '-';
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 1.5rem 1.25rem;
}

.faq-answer p {
  color: var(--gray);
  margin-bottom: 0;
}

/* --- Forms --- */
.form-section {
  max-width: 700px;
  margin: 0 auto;
  background: var(--white);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.4rem;
  font-weight: 600;
  color: var(--navy);
  font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--gray-mid);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color var(--transition);
  background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--green);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-group .error-msg {
  color: #E74C3C;
  font-size: 0.85rem;
  margin-top: 0.25rem;
  display: none;
}

.form-group.has-error input,
.form-group.has-error select {
  border-color: #E74C3C;
}

.form-group.has-error .error-msg {
  display: block;
}

.form-success {
  text-align: center;
  padding: 3rem;
  display: none;
}

.form-success .success-icon {
  font-size: 3rem;
  color: var(--green);
  margin-bottom: 1rem;
}

.form-success h3 {
  color: var(--navy);
  margin-bottom: 0.5rem;
}

.form-success p {
  color: var(--gray);
}

/* --- ROI Table --- */
.roi-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.roi-table th {
  background: var(--navy);
  color: var(--white);
  padding: 1rem;
  text-align: left;
  font-weight: 600;
}

.roi-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--gray-mid);
}

.roi-table tr:last-child td {
  border-bottom: none;
}

.roi-table tr:hover td {
  background: var(--gray-light);
}

.roi-table .highlight-row td {
  background: var(--green-light);
  font-weight: 600;
}

/* --- Grant / Dotacja Cards --- */
.grant-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
  border-left: 4px solid var(--green);
}

.grant-card .grant-amount {
  font-size: 2rem;
  font-weight: 800;
  color: var(--green);
  margin-bottom: 0.5rem;
}

.grant-card .grant-label {
  font-size: 0.85rem;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 1rem;
}

.grant-card ul {
  list-style: none;
}

.grant-card ul li {
  padding: 0.4rem 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--dark);
  font-size: 0.95rem;
}

.grant-card ul li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 700;
}

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(135deg, var(--green) 0%, var(--green-dark) 100%);
  color: var(--white);
  padding: 4rem 0;
  text-align: center;
}

.cta-banner h2 {
  color: var(--white);
  margin-bottom: 1rem;
}

.cta-banner p {
  font-size: 1.1rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto 2rem;
}

/* --- Problem/Solution Section --- */
.problem-solution {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin: 2rem 0;
}

.problem-box, .solution-box {
  padding: 2rem;
  border-radius: var(--radius-lg);
}

.problem-box {
  background: #FDF2F2;
  border-left: 4px solid #E74C3C;
}

.problem-box h3 {
  color: #E74C3C;
}

.solution-box {
  background: var(--green-light);
  border-left: 4px solid var(--green);
}

.solution-box h3 {
  color: var(--green-dark);
}

.problem-box ul, .solution-box ul {
  list-style: none;
}

.problem-box ul li, .solution-box ul li {
  padding: 0.35rem 0;
  padding-left: 1.5rem;
  position: relative;
  font-size: 0.95rem;
}

.problem-box ul li::before {
  content: '\2717';
  position: absolute;
  left: 0;
  color: #E74C3C;
  font-weight: 700;
}

.solution-box ul li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 700;
}

/* --- Stats Row --- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin: 2rem 0;
}

.stat-item {
  text-align: center;
  padding: 1.5rem;
}

.stat-item .stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--green);
}

.stat-item .stat-label {
  font-size: 0.9rem;
  color: var(--gray);
  margin-top: 0.25rem;
}

/* --- Calculator --- */
.calculator-wrap {
  max-width: 600px;
  margin: 0 auto;
  background: var(--white);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.calculator-wrap h2 {
  text-align: center;
  margin-bottom: 2rem;
}

.calc-result {
  margin-top: 2rem;
  padding: 2rem;
  background: var(--gray-light);
  border-radius: var(--radius);
  border: 2px solid var(--green);
  display: none;
}

.calc-result.show {
  display: block;
  animation: slideDown 0.4s ease;
}

.calc-result-item {
  display: flex;
  justify-content: space-between;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--gray-mid);
}

.calc-result-item:last-child {
  border-bottom: none;
}

.calc-result-item .label {
  color: var(--gray);
}

.calc-result-item .value {
  font-weight: 700;
  color: var(--navy);
}

.calc-result-item.highlight .value {
  color: var(--green);
  font-size: 1.15rem;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- Comparison Table --- */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  background: var(--white);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 0.95rem;
}

.comparison-table th {
  background: var(--navy);
  color: var(--white);
  padding: 0.85rem;
  text-align: left;
  font-weight: 600;
}

.comparison-table td {
  padding: 0.75rem 0.85rem;
  border-bottom: 1px solid var(--gray-mid);
}

.comparison-table tr:last-child td {
  border-bottom: none;
}

.comparison-table tr:hover td {
  background: var(--gray-light);
}

/* --- Footer --- */
.footer {
  background: var(--navy-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: 3rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-brand h3 {
  color: var(--white);
  font-size: 1.3rem;
  margin-bottom: 0.75rem;
}

.footer-brand p {
  font-size: 0.9rem;
  opacity: 0.8;
  line-height: 1.6;
}

.footer-links h4 {
  color: var(--white);
  margin-bottom: 0.75rem;
  font-size: 1rem;
}

.footer-links ul li {
  margin-bottom: 0.4rem;
}

.footer-links ul li a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  transition: color var(--transition);
}

.footer-links ul li a:hover {
  color: var(--green);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.6;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  h1 { font-size: 2.1rem; }
  h2 { font-size: 1.75rem; }

  .cards-three, .cards-four {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 768px) {
  html { font-size: 15px; }

  h1 { font-size: 1.85rem; }
  h2 { font-size: 1.5rem; }

  section { padding: 3rem 0; }

  .hero { padding: 3.5rem 0 3rem; }

  .navbar-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 1rem 1.5rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    gap: 0;
  }

  .navbar-links.open {
    display: flex;
  }

  .navbar-links a {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--gray-mid);
    width: 100%;
  }

  .navbar-links a::after {
    display: none;
  }

  .navbar-toggle {
    display: block;
  }

  .cards-three, .cards-four, .cards-grid {
    grid-template-columns: 1fr;
  }

  .problem-solution {
    grid-template-columns: 1fr;
  }

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

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

  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    text-align: center;
  }

  .form-section {
    padding: 1.5rem;
  }

  .comparison-table {
    font-size: 0.85rem;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 0.6rem;
  }

  .roi-table th,
  .roi-table td {
    padding: 0.6rem;
  }
}

/* --- Utility --- */
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }