/* ===== Variables ===== */
:root {
  --color-bg: #0c1a2e;
  --color-bg-alt: #132238;
  --color-bg-card: #1a2d4a;
  --color-bg-card-hover: #1f3558;
  --color-surface: #f8fafc;
  --color-surface-alt: #eef4f8;
  --color-text: #e2e8f0;
  --color-text-muted: #94a3b8;
  --color-text-dark: #0f2744;
  --color-text-dark-muted: #64748b;
  --color-navy: #0f2744;
  --color-teal: #14b8a6;
  --color-teal-light: #2dd4bf;
  --color-teal-dark: #0d9488;
  --color-lime: #84cc16;
  --color-lime-light: #a3e635;
  --color-primary: var(--color-teal);
  --color-primary-light: var(--color-teal-light);
  --color-primary-dark: var(--color-teal-dark);
  --color-accent: var(--color-lime);
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-light: #e2e8f0;
  --font-display: 'Outfit', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.35);
  --transition: 0.25s ease;
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-dark);
  background: var(--color-surface);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
  width: min(1140px, 92vw);
  margin-inline: auto;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-teal-light), var(--color-lime));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-lime-light), var(--color-lime));
  color: var(--color-navy);
  box-shadow: 0 4px 20px rgba(132, 204, 22, 0.35);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(132, 204, 22, 0.45);
}

.btn--outline {
  background: transparent;
  border-color: var(--color-border-light);
  color: var(--color-text-dark);
}

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

.section--dark .btn--outline {
  border-color: var(--color-border);
  color: var(--color-text);
}

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

.btn--sm { padding: 0.625rem 1.25rem; font-size: 0.875rem; }
.btn--block { width: 100%; }

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(12, 26, 46, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(12, 26, 46, 0.97);
  box-shadow: var(--shadow);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__logo {
  display: flex;
  align-items: center;
}

.nav__logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

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

.nav__link:hover { color: #fff; }

.nav__link--cta {
  padding: 0.5rem 1.25rem;
  background: linear-gradient(135deg, var(--color-lime-light), var(--color-lime));
  color: var(--color-navy) !important;
  border-radius: 8px;
  font-weight: 600;
}

.nav__link--cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(132, 204, 22, 0.4);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  padding-top: var(--header-h);
  background: var(--color-bg);
  color: var(--color-text);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, rgba(20, 184, 166, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 10% 80%, rgba(132, 204, 22, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.hero__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  min-height: calc(100vh - var(--header-h));
  padding-block: 4rem;
}

.hero__badge {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  background: rgba(20, 184, 166, 0.15);
  border: 1px solid rgba(45, 212, 191, 0.35);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-teal-light);
  margin-bottom: 1.25rem;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.hero__desc {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  max-width: 520px;
  margin-bottom: 2rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.hero__stat strong {
  display: block;
  font-size: 0.95rem;
  color: #fff;
  margin-bottom: 0.15rem;
}

.hero__stat span {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* Hero visual cards */
.hero__visual {
  position: relative;
}

.hero__card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.hero__card--main {
  box-shadow: var(--shadow-lg);
}

.hero__card-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0.875rem 1.25rem;
  background: rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid var(--color-border);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dot--red { background: #ef4444; }
.dot--yellow { background: #eab308; }
.dot--green { background: #22c55e; }

.hero__card-title {
  margin-left: 0.5rem;
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.hero__card-body {
  padding: 1.5rem;
  display: grid;
  gap: 1rem;
}

.hero__metric {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 8px;
}

.hero__metric span { font-size: 0.8rem; color: var(--color-text-muted); }
.hero__metric strong { font-size: 1rem; color: #fff; }

.hero__metric--warn strong { color: var(--color-teal-light); }

.hero__chart {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 80px;
  padding-top: 1rem;
}

.hero__bar {
  flex: 1;
  height: var(--h);
  background: linear-gradient(to top, var(--color-teal-dark), var(--color-lime-light));
  border-radius: 4px 4px 0 0;
  opacity: 0.85;
}

.hero__card--float {
  position: absolute;
  bottom: -20px;
  left: -30px;
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-lg);
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.hero__float-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: rgba(34, 197, 94, 0.2);
  color: #22c55e;
  border-radius: 50%;
  font-size: 1rem;
}

.hero__card--float strong {
  display: block;
  font-size: 0.85rem;
  color: #fff;
}

.hero__card--float span {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ===== Sections ===== */
.section {
  padding: 6rem 0;
}

.section--dark {
  background: var(--color-bg);
  color: var(--color-text);
}

.section--alt {
  background: var(--color-surface-alt);
}

.section__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3.5rem;
}

.section__tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary-dark);
  margin-bottom: 0.75rem;
}

.section--dark .section__tag { color: var(--color-primary-light); }

.section__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.875rem;
}

.section__desc {
  color: var(--color-text-dark-muted);
  font-size: 1.05rem;
}

.section--dark .section__desc { color: var(--color-text-muted); }

/* ===== Products ===== */
.products {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2rem;
  align-items: start;
}

.product-card {
  background: #fff;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
}

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

.product-card--featured {
  border-color: rgba(20, 184, 166, 0.45);
  box-shadow: 0 8px 40px rgba(20, 184, 166, 0.12);
}

.product-card--custom {
  border-color: rgba(132, 204, 22, 0.35);
}

.product-card__badge {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  padding: 0.3rem 0.75rem;
  background: rgba(20, 184, 166, 0.12);
  color: var(--color-teal-dark);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 100px;
}

.product-card__badge--alt {
  background: rgba(132, 204, 22, 0.15);
  color: #4d7c0f;
}

.product-card__icon {
  width: 48px;
  height: 48px;
  padding: 10px;
  background: var(--color-surface-alt);
  border-radius: 12px;
  color: var(--color-primary-dark);
  margin-bottom: 1.25rem;
}

.product-card__icon svg { width: 100%; height: 100%; }

.product-card__title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.product-card__desc {
  color: var(--color-text-dark-muted);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
}

.product-card__features {
  margin-bottom: 1.5rem;
}

.product-card__features li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.9rem;
  color: var(--color-text-dark-muted);
  margin-bottom: 0.5rem;
}

.product-card__features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

/* ===== Modules ===== */
.modules {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.module {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: var(--transition);
}

.module:hover {
  background: var(--color-bg-card-hover);
  border-color: rgba(20, 184, 166, 0.35);
  transform: translateY(-3px);
}

.module__icon {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.module h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: #fff;
}

.module p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ===== Services ===== */
.services {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.service {
  padding: 2rem;
  background: #fff;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.service:hover {
  box-shadow: var(--shadow);
  border-color: rgba(20, 184, 166, 0.35);
}

.service--highlight {
  border-color: rgba(132, 204, 22, 0.4);
  background: linear-gradient(135deg, #fff 0%, rgba(163, 230, 53, 0.06) 100%);
}

.service__num {
  display: block;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(20, 184, 166, 0.2);
  line-height: 1;
  margin-bottom: 0.75rem;
}

.service--highlight .service__num {
  color: rgba(132, 204, 22, 0.35);
}

.service h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.service p {
  font-size: 0.925rem;
  color: var(--color-text-dark-muted);
}

/* ===== Plans ===== */
.plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: start;
}

.plan {
  background: #fff;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  transition: var(--transition);
}

.plan:hover { box-shadow: var(--shadow); }

.plan--popular {
  border-color: var(--color-teal);
  box-shadow: 0 12px 48px rgba(20, 184, 166, 0.18);
  transform: scale(1.03);
}

.plan__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.35rem 1rem;
  background: linear-gradient(135deg, var(--color-teal-light), var(--color-teal));
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 100px;
  white-space: nowrap;
}

.plan__name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.plan__for {
  font-size: 0.875rem;
  color: var(--color-text-dark-muted);
  margin-bottom: 1.5rem;
}

.plan__features {
  margin-bottom: 1.75rem;
}

.plan__features li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.9rem;
  margin-bottom: 0.625rem;
  color: var(--color-text-dark-muted);
}

.plan__features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}

/* ===== Contact ===== */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact__desc {
  color: var(--color-text-dark-muted);
  margin: 1rem 0 2rem;
  font-size: 1.05rem;
}

.contact__channels {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact__channel {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: #fff;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius);
  transition: var(--transition);
}

.contact__channel:hover {
  border-color: var(--color-teal);
  box-shadow: 0 4px 16px rgba(20, 184, 166, 0.15);
}

.contact__channel-icon { font-size: 1.5rem; }

.contact__channel strong {
  display: block;
  font-size: 0.9rem;
}

.contact__channel span {
  font-size: 0.85rem;
  color: var(--color-text-dark-muted);
}

.contact__form {
  background: #fff;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
}

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

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--color-text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  border: 1px solid var(--color-border-light);
  border-radius: 8px;
  background: var(--color-surface);
  transition: var(--transition);
  color: var(--color-text-dark);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-teal);
  box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15);
}

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

.form-note {
  margin-top: 0.75rem;
  font-size: 0.8rem;
  color: var(--color-text-dark-muted);
  text-align: center;
}

/* ===== Footer ===== */
.footer {
  background: var(--color-bg);
  color: var(--color-text-muted);
  padding: 2rem 0;
  border-top: 1px solid var(--color-border);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer__brand {
  display: flex;
  align-items: center;
}

.footer__logo {
  height: 40px;
  width: auto;
  object-fit: contain;
  filter: brightness(1.05);
}

.footer__copy { font-size: 0.85rem; }

.footer__links {
  display: flex;
  gap: 1.5rem;
}

.footer__links a {
  font-size: 0.85rem;
  transition: var(--transition);
}

.footer__links a:hover { color: var(--color-teal-light); }

/* ===== Responsive ===== */
@media (max-width: 992px) {
  .hero__content { grid-template-columns: 1fr; gap: 3rem; }
  .hero__visual { max-width: 480px; margin: 0 auto; }
  .hero__card--float { left: 0; bottom: -16px; }
  .products { grid-template-columns: 1fr; }
  .modules { grid-template-columns: repeat(2, 1fr); }
  .plans { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .plan--popular { transform: none; }
  .contact { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 768px) {
  .nav__toggle { display: flex; }

  .nav__menu {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(12, 26, 46, 0.98);
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }

  .nav__menu.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav__menu li { width: 100%; }

  .nav__link {
    display: block;
    padding: 0.875rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
  }

  .nav__link--cta {
    margin: 0.75rem 1.5rem;
    text-align: center;
    border: none;
  }

  .services { grid-template-columns: 1fr; }
  .modules { grid-template-columns: 1fr; }
  .hero__stats { gap: 1.25rem; }
  .footer__inner { flex-direction: column; text-align: center; }
}