/* ============================================
   PayMaster — Static Site Styles
   ============================================ */

:root {
  --color-primary: #00845d;
  --color-primary-dark: #006a4a;
  --color-primary-light: #e6f5f0;
  --color-hero-bg: #fdd835;
  --color-hero-bg-light: #fff9c4;
  --color-text: #1a1a2e;
  --color-text-secondary: #555;
  --color-text-muted: #888;
  --color-bg: #ffffff;
  --color-bg-light: #f8f9fa;
  --color-bg-dark: #1a1a2e;
  --color-border: #e0e0e0;
  --color-card-acquiring: #fdd835;
  --color-card-sbp: #9c27b0;
  --color-card-self: #4caf50;
  --color-card-marketplace: #e91e63;
  --color-card-cashbox: #ff9800;
  --color-card-api: #2196f3;
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.25s ease;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  color: var(--color-primary-dark);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- HEADER ---- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(10px);
}

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

.header__logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.5px;
}

.header__logo span {
  color: var(--color-text);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.header__nav a {
  color: var(--color-text);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
}

.header__nav a:hover {
  color: var(--color-primary);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1.4;
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}

.btn--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--hero {
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 1rem;
  padding: 14px 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

.btn--hero:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--color-text);
}

.btn--large {
  padding: 14px 36px;
  font-size: 1rem;
}

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  margin: 5px 0;
  transition: all var(--transition);
  border-radius: 2px;
}

/* ---- HERO ---- */
.hero {
  background: var(--color-hero-bg);
  padding: 80px 0 60px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  right: -100px;
  top: -50px;
  width: 400px;
  height: 400px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
}

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

.hero__content {
  max-width: 600px;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 28px;
  color: var(--color-text);
}

.hero__features {
  list-style: none;
  margin-bottom: 36px;
}

.hero__features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 1rem;
  color: var(--color-text);
}

.hero__features li::before {
  content: '✓';
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 700;
  margin-top: 2px;
}

/* ---- SERVICES GRID ---- */
.services {
  padding: 80px 0;
  background: var(--color-bg-light);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  border-radius: var(--radius);
  padding: 36px;
  position: relative;
  overflow: hidden;
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  transition: transform var(--transition), box-shadow var(--transition);
  cursor: pointer;
}

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

.service-card__title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
  position: relative;
  z-index: 1;
}

.service-card__desc {
  font-size: 0.95rem;
  opacity: 0.85;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.service-card__link {
  font-size: 0.9rem;
  font-weight: 600;
  position: relative;
  z-index: 1;
}

.service-card--acquiring {
  background: linear-gradient(135deg, #fdd835, #fbc02d);
  color: var(--color-text);
}

.service-card--sbp {
  background: linear-gradient(135deg, #9c27b0, #7b1fa2);
  color: #fff;
}

.service-card--sbp .service-card__link {
  color: #e1bee7;
}

.service-card--self {
  background: linear-gradient(135deg, #66bb6a, #43a047);
  color: #fff;
}

.service-card--self .service-card__link {
  color: #c8e6c9;
}

.service-card--marketplace {
  background: linear-gradient(135deg, #ec407a, #c2185b);
  color: #fff;
}

.service-card--marketplace .service-card__link {
  color: #f8bbd0;
}

.service-card--cashbox {
  background: linear-gradient(135deg, #ffa726, #f57c00);
  color: var(--color-text);
}

.service-card--api {
  background: linear-gradient(135deg, #42a5f5, #1976d2);
  color: #fff;
}

.service-card--api .service-card__link {
  color: #bbdefb;
}

/* ---- STATS SECTION ---- */
.stats {
  padding: 80px 0;
  text-align: center;
}

.stats__title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 48px;
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

.stat-item {
  text-align: center;
}

.stat-item__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.stat-item__text {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* ---- TRUST ---- */
.trust {
  padding: 60px 0;
  background: var(--color-bg-light);
  text-align: center;
}

.trust__title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 40px;
}

.trust__logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.trust__logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-muted);
  opacity: 0.6;
  transition: opacity var(--transition);
}

.trust__logo:hover {
  opacity: 1;
}

/* ---- DEVELOPERS SECTION ---- */
.developers {
  padding: 80px 0;
  background: var(--color-bg);
}

.developers__header {
  text-align: center;
  margin-bottom: 60px;
}

.developers__badge {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.developers__title {
  font-size: 2rem;
  font-weight: 700;
}

.developers__desc {
  max-width: 700px;
  margin: 16px auto 0;
  color: var(--color-text-secondary);
}

.dev-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 60px;
}

.dev-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
}

.dev-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.dev-card__icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}

.dev-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.dev-card__desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}

/* ---- CMS MODULES ---- */
.cms-modules {
  padding: 60px 0;
  background: var(--color-bg-light);
}

.cms-modules__title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
}

.cms-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.cms-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  transition: all var(--transition);
}

.cms-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.cms-card__badge {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 12px;
  margin-bottom: 12px;
}

.cms-card__name {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.cms-card__version {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.cms-card__actions {
  display: flex;
  justify-content: center;
  gap: 8px;
}

.cms-card__actions .btn {
  padding: 6px 16px;
  font-size: 0.8rem;
}

/* ---- CONTACT FORM ---- */
.contact {
  padding: 80px 0;
  background: var(--color-bg);
}

.contact .container {
  max-width: 700px;
}

.contact__title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 36px;
}

.contact__form {
  display: grid;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-text);
}

.form-group input,
.form-group select {
  padding: 12px 16px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: var(--font-body);
  transition: border-color var(--transition);
  background: var(--color-bg);
  color: var(--color-text);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 132, 93, 0.1);
}

.form-group--full {
  grid-column: 1 / -1;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.form-checkbox input[type="checkbox"] {
  margin-top: 3px;
  accent-color: var(--color-primary);
}

.contact__submit {
  text-align: center;
  margin-top: 8px;
}

/* ---- FOOTER ---- */
.footer {
  background: var(--color-bg-dark);
  color: #ccc;
  padding: 60px 0 30px;
}

.footer__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 32px;
  margin-bottom: 40px;
}

.footer__col-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer__col ul {
  list-style: none;
}

.footer__col ul li {
  margin-bottom: 8px;
}

.footer__col ul li a {
  color: #aaa;
  font-size: 0.85rem;
  transition: color var(--transition);
}

.footer__col ul li a:hover {
  color: #fff;
}

.footer__contact-info {
  font-size: 0.9rem;
  line-height: 1.8;
}

.footer__contact-info a {
  color: #aaa;
}

.footer__contact-info a:hover {
  color: #fff;
}

.footer__phone {
  font-size: 1.1rem;
  font-weight: 600;
  color: #fff !important;
}

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 0.8rem;
  color: #666;
}

.footer__bottom a {
  color: var(--color-primary);
}

/* ---- SECTION DIVIDER ---- */
.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 40px;
}

/* ---- ICONS SECTION ---- */
.icons-section {
  padding: 60px 0;
}

.icons-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 700px;
  margin: 0 auto;
}

.icon-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  transition: all var(--transition);
}

.icon-card:hover {
  box-shadow: var(--shadow-sm);
}

.icon-card__symbol {
  font-size: 2rem;
  margin-bottom: 8px;
}

.icon-card__name {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.icon-card__link {
  font-size: 0.8rem;
  color: var(--color-primary);
  font-weight: 600;
}

/* ---- OFFLINE SECTION ---- */
.offline {
  padding: 80px 0;
  background: var(--color-primary-light);
}

.offline .container {
  display: flex;
  align-items: center;
  gap: 60px;
}

.offline__content {
  flex: 1;
}

.offline__title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.offline__desc {
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

.offline__image {
  flex: 1;
  display: flex;
  justify-content: center;
}

.offline__image-placeholder {
  width: 200px;
  height: 200px;
  background: var(--color-primary);
  border-radius: var(--radius);
  opacity: 0.15;
}

/* ---- ANIMATIONS ---- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- MOBILE NAV ---- */
.mobile-nav {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg);
  z-index: 99;
  padding: 24px;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav a {
  display: block;
  padding: 14px 0;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
}

.mobile-nav .btn {
  margin-top: 16px;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .stats__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer__grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

@media (max-width: 768px) {
  .header__nav,
  .header__actions {
    display: none;
  }

  .hamburger {
    display: block;
  }

  .hero {
    padding: 48px 0 40px;
  }

  .hero__title {
    font-size: 2rem;
  }

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

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

  .dev-features {
    grid-template-columns: 1fr;
  }

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

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .trust__logos {
    gap: 24px;
  }

  .offline .container {
    flex-direction: column;
    text-align: center;
  }

  .section-title,
  .stats__title,
  .trust__title,
  .cms-modules__title,
  .contact__title {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero__title {
    font-size: 1.65rem;
  }

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

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

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