:root {
  --bg: #090f1a;
  --bg-soft: #0d1626;
  --surface: rgba(15, 23, 42, 0.76);
  --surface-strong: rgba(15, 23, 42, 0.94);
  --card: rgba(255, 255, 255, 0.075);
  --text: #f8fafc;
  --muted: #a8b3c7;
  --line: rgba(148, 163, 184, 0.22);
  --green: #10b981;
  --cyan: #0ea5e9;
  --purple: #8b5cf6;
  --warning: #f59e0b;
  --danger: #ef4444;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.3);
  --radius: 12px;
  --container: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background:
    linear-gradient(145deg, var(--bg) 0%, #111827 48%, #0b1220 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  background:
    linear-gradient(180deg, rgba(16, 185, 129, 0.035), transparent 420px),
    linear-gradient(90deg, rgba(14, 165, 233, 0.03), transparent 58%);
  content: "";
  inset: 0;
  opacity: 0.42;
  pointer-events: none;
  position: fixed;
  z-index: -1;
}

body.light {
  --bg: #f8fafc;
  --bg-soft: #eef2f7;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: rgba(255, 255, 255, 0.96);
  --card: rgba(15, 23, 42, 0.045);
  --text: #0f172a;
  --muted: #475569;
  --line: rgba(15, 23, 42, 0.14);
  --shadow: 0 24px 80px rgba(15, 23, 42, 0.12);
}

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

section {
  padding: 80px 40px;
  scroll-margin-top: 88px;
}

h1,
h2 {
  margin-bottom: 20px;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

.mmbs-nav {
  align-items: center;
  backdrop-filter: blur(18px);
  background: rgba(9, 15, 26, 0.84);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 24px;
  justify-content: space-between;
  padding: 14px max(24px, 5vw);
  position: sticky;
  top: 0;
  z-index: 30;
}

body.light .mmbs-nav {
  background: rgba(255, 255, 255, 0.86);
}

.mmbs-brand,
.mmbs-navlinks,
.nav-actions,
.mmbs-actions,
.mmbs-proof,
.mmbs-toolbar,
.mmbs-panel-tabs,
.mmbs-input-row,
.mmbs-footer {
  align-items: center;
  display: flex;
}

.mmbs-brand {
  color: var(--text);
  font-weight: 850;
  gap: 10px;
  text-decoration: none;
  white-space: nowrap;
}

.mmbs-logo {
  align-items: center;
  background: linear-gradient(135deg, var(--green), var(--cyan));
  border-radius: 10px;
  color: #fff;
  display: inline-flex;
  height: 42px;
  justify-content: center;
  width: 42px;
}

.mmbs-navlinks {
  gap: 6px;
}

.nav-item {
  position: relative;
}

.nav-item > a,
.mmbs-navlinks > a,
.mmbs-footer a {
  color: var(--muted);
  display: inline-flex;
  font-weight: 750;
  padding: 10px 12px;
  text-decoration: none;
  transition: color 180ms ease, opacity 180ms ease;
}

.nav-item:hover > a,
.mmbs-navlinks > a:hover,
.mmbs-footer a:hover {
  color: var(--green);
}

.mega-menu {
  background: #0d1117;
  border: 1px solid #1f2933;
  border-radius: 10px;
  box-shadow: var(--shadow);
  left: 50%;
  min-width: min(920px, calc(100vw - 48px));
  opacity: 0;
  padding: 25px;
  pointer-events: none;
  position: absolute;
  top: calc(100% + 12px);
  transform: translate(-50%, 8px);
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
  visibility: hidden;
  z-index: 50;
}

body.light .mega-menu {
  background: #0d1117;
}

.nav-item:hover .mega-menu,
.nav-item:focus-within .mega-menu {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
  visibility: visible;
}

.mega-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.mega-col {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid #1f2933;
  border-radius: 10px;
  min-height: 128px;
  padding: 18px;
}

.mega-col h4 {
  color: #00d992;
  font-size: 15px;
  margin: 0 0 8px;
}

.mega-col p {
  color: rgba(226, 232, 240, 0.78);
  font-size: 14px;
  line-height: 1.55;
  margin: 0;
}

.nav-actions {
  gap: 10px;
}

.theme-toggle,
.login-btn,
.mmbs-nav-cta,
.btn-primary,
.mmbs-primary,
.mmbs-secondary {
  border-radius: 8px;
  cursor: pointer;
  font-weight: 850;
  padding: 12px 18px;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 180ms ease;
}

.theme-toggle,
.login-btn,
.mmbs-secondary {
  background: var(--card);
  border: 1px solid var(--line);
  color: var(--text);
}

.mmbs-primary,
.btn-primary,
.login-btn {
  background: linear-gradient(135deg, var(--green), var(--cyan));
  border: 0;
  color: #fff;
  box-shadow: 0 16px 38px rgba(14, 165, 233, 0.22);
}

.theme-toggle:hover,
.login-btn:hover,
.btn-primary:hover,
.mmbs-primary:hover,
.mmbs-secondary:hover {
  transform: translateY(-2px);
}

.mmbs-hero,
.mmbs-section,
.mmbs-footer,
.dashboard-hero,
.dashboard-grid,
.dashboard-panels {
  margin: 0 auto;
  max-width: var(--container);
}

.mmbs-hero,
.hero {
  align-items: center;
  display: grid;
  gap: 56px;
  grid-template-columns: minmax(0, 0.98fr) minmax(420px, 0.92fr);
  min-height: calc(100vh - 72px);
  padding: 72px max(24px, 3vw) 88px;
  position: relative;
  z-index: 1;
}

.mmbs-hero::before,
.hero::before {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 78%);
  border-radius: 24px;
  content: "";
  inset: 28px max(12px, 1vw);
  opacity: 0.2;
  pointer-events: none;
  position: absolute;
  z-index: -1;
}

.hero-stats {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 28px;
  max-width: 650px;
}

.stat {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
}

.stat span,
.stat small {
  display: block;
}

.stat span {
  color: var(--text);
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0;
}

.stat small {
  color: var(--muted);
  font-size: 12px;
  margin-top: 4px;
}

.mmbs-pill {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.28);
  border-radius: 999px;
  color: #86efac;
  display: inline-flex;
  font-size: 14px;
  font-weight: 850;
  padding: 8px 14px;
}

body.light .mmbs-pill {
  color: #047857;
}

.mmbs-hero-copy h1,
.mmbs-section-head h2,
.mmbs-demo h2,
.workflow-copy h2,
.contact-clean h2,
.dashboard-hero h1 {
  color: var(--text);
  letter-spacing: 0;
}

.mmbs-hero-copy h1 {
  font-size: clamp(42px, 6vw, 70px);
  font-weight: 900;
  line-height: 1.2;
  margin: 20px 0;
  max-width: 700px;
}

.mmbs-hero-copy p,
.mmbs-demo p,
.workflow-copy p,
.mmbs-section-head p {
  font-size: 18px;
  max-width: 560px;
}

.mmbs-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.mmbs-proof {
  color: var(--muted);
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.mmbs-proof span {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 12px;
}

.mmbs-mockup {
  min-height: 540px;
  position: relative;
}

.mmbs-gmail-window,
.mmbs-panel-card,
.mmbs-price-card,
.mmbs-video,
.card,
.feature-category,
.performance-grid article,
.workflow-steps > div,
.dashboard-card,
.dashboard-panel,
.contact-clean {
  backdrop-filter: blur(22px);
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.card {
  background: #0d1117;
  border: 1px solid #1f2933;
  border-radius: 10px;
  padding: 20px;
}

.mmbs-gmail-window {
  border-radius: var(--radius);
  overflow: hidden;
  padding-bottom: 18px;
}

.mmbs-window-bar {
  align-items: center;
  background: var(--card);
  display: flex;
  justify-content: space-between;
  padding: 16px 20px;
}

.mmbs-compose-lines {
  color: var(--text);
  display: grid;
  gap: 10px;
  padding: 18px;
}

.mmbs-compose-lines span,
.mmbs-compose-body {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px;
}

.mmbs-compose-body {
  color: var(--muted);
  margin: 0 18px 18px;
  min-height: 180px;
}

.mmbs-toolbar {
  gap: 10px;
  padding: 0 18px;
}

.mmbs-toolbar button,
.mmbs-input-row button {
  border: 0;
  border-radius: 8px;
  color: #fff;
  font-weight: 850;
  padding: 12px 18px;
}

.mmbs-toolbar button {
  background: #2563eb;
}

.mmbs-toolbar .mmbs-send-btn,
.mmbs-input-row button {
  background: var(--green);
}

.mmbs-panel-card {
  border-radius: var(--radius);
  bottom: 0;
  padding: 18px;
  position: absolute;
  right: -10px;
  width: min(92%, 460px);
}

.mmbs-panel-tabs {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  gap: 8px;
  justify-content: space-between;
  margin-bottom: 18px;
  padding: 10px;
}

.mmbs-panel-tabs span {
  background: rgba(16, 185, 129, 0.14);
  border: 1px solid rgba(16, 185, 129, 0.22);
  border-radius: 8px;
  flex: 1;
  font-size: 13px;
  font-weight: 850;
  padding: 12px 8px;
  text-align: center;
}

.mmbs-panel-card label {
  color: var(--muted);
  display: block;
  margin-bottom: 8px;
}

.mmbs-input-row {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  justify-content: space-between;
  overflow: hidden;
}

.mmbs-input-row span {
  color: var(--muted);
  padding-left: 14px;
}

.mmbs-mini-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 16px;
}

.mmbs-mini-grid span {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  padding: 8px;
  text-align: center;
}

.mmbs-section {
  padding: 80px 40px;
}

.mmbs-section-head {
  margin: 0 auto 36px;
  max-width: 760px;
  text-align: center;
}

.mmbs-section-head p {
  margin-left: auto;
  margin-right: auto;
}

.mmbs-section-head h2,
.mmbs-demo h2,
.workflow-copy h2,
.contact-clean h2 {
  font-size: clamp(32px, 4.3vw, 48px);
  font-weight: 900;
  line-height: 1.12;
  margin: 18px 0 0;
}

.feature-category-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feature-category {
  border-radius: var(--radius);
  padding: 24px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.feature-category:hover,
.mmbs-price-card:hover,
.mmbs-video:hover,
.performance-grid article:hover,
.workflow-steps > div:hover,
.dashboard-card:hover,
.dashboard-panel:hover {
  border-color: rgba(16, 185, 129, 0.62);
  transform: translateY(-4px);
}

.category-head span,
.workflow-steps span {
  align-items: center;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: 10px;
  color: var(--green);
  display: inline-flex;
  font-weight: 900;
  height: 42px;
  justify-content: center;
  width: 42px;
}

.category-head h3 {
  color: var(--text);
  font-size: 24px;
  margin: 18px 0 8px;
}

.feature-list {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.feature-list div {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px;
}

.feature-list strong,
.feature-list span {
  display: block;
}

.feature-list strong {
  color: var(--text);
}

.feature-list span {
  color: var(--muted);
  font-size: 14px;
  margin-top: 4px;
}

.performance-section {
  padding-top: 64px;
}

.performance-grid,
.dashboard-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.performance-grid article,
.dashboard-card {
  border-radius: var(--radius);
  padding: 22px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.performance-grid strong,
.dashboard-card strong {
  color: var(--text);
  display: block;
  font-size: 34px;
  line-height: 1;
}

.performance-grid span,
.dashboard-card span {
  color: var(--muted);
  display: block;
  margin-top: 10px;
}

.workflow-section {
  align-items: start;
  display: grid;
  gap: 40px;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
}

.workflow-steps {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.workflow-steps > div {
  border-radius: var(--radius);
  padding: 20px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.workflow-steps strong {
  color: var(--text);
  display: block;
  font-size: 18px;
  margin-top: 16px;
}

.mmbs-pricing {
  display: grid;
  justify-content: center;
}

.mmbs-pricing-single {
  grid-template-columns: minmax(0, 560px);
}

.mmbs-price-card {
  border-radius: var(--radius);
  padding: 28px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.mmbs-price-card.is-featured {
  background: var(--surface);
}

.mmbs-price-card h3 {
  color: var(--text);
  font-size: 24px;
  margin: 0 0 10px;
}

.mmbs-price-card strong {
  color: var(--text);
  display: block;
  font-size: 34px;
  margin-bottom: 10px;
}

.mmbs-price-card ul {
  display: grid;
  gap: 10px;
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
}

.mmbs-price-card li {
  color: var(--muted);
}

.mmbs-price-card li::before {
  color: #86efac;
  content: "OK ";
  font-weight: 900;
}

.mmbs-demo {
  align-items: center;
  display: grid;
  gap: 40px;
  grid-template-columns: minmax(0, 0.95fr) minmax(300px, 0.82fr);
}

.mmbs-video {
  align-items: center;
  border-radius: var(--radius);
  color: var(--text);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 14px;
  justify-content: center;
  min-height: 300px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.mmbs-video span {
  align-items: center;
  background: linear-gradient(135deg, var(--green), var(--cyan));
  border-radius: 999px;
  color: #fff;
  display: flex;
  font-size: 30px;
  font-weight: 900;
  height: 86px;
  justify-content: center;
  width: 86px;
}

.mmbs-video.is-playing span {
  background: var(--purple);
}

.contact-clean {
  border-radius: var(--radius);
  padding: 100px 20px;
  text-align: center;
}

.contact-clean h2 {
  font-size: clamp(34px, 5vw, 40px);
  letter-spacing: 3px;
  margin-top: 0;
  text-transform: uppercase;
}

.social-icons {
  display: flex;
  gap: 18px;
  justify-content: center;
  margin: 30px 0;
}

.social-icons a {
  align-items: center;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  display: inline-flex;
  height: 54px;
  justify-content: center;
  transition: transform 180ms ease, border-color 180ms ease;
  width: 54px;
}

.social-icons a:hover {
  border-color: rgba(16, 185, 129, 0.62);
  transform: translateY(-3px);
}

.social-icons img {
  height: 28px;
  margin: 10px;
  width: 28px;
}

body:not(.light) .social-icons img[src*="github"],
body:not(.light) .social-icons img[src*="instagram"] {
  filter: invert(1);
}

.contact-clean .email {
  color: var(--text);
  font-weight: 850;
}

.mmbs-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms ease;
}

.mmbs-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.mmbs-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  justify-content: space-between;
  padding: 28px max(24px, 3vw);
}

.dashboard-hero {
  padding: 72px max(24px, 3vw) 28px;
}

.dashboard-hero h1 {
  font-size: clamp(42px, 6vw, 68px);
  line-height: 1.05;
  margin: 18px 0;
  max-width: 720px;
}

.dashboard-grid {
  padding: 24px max(24px, 3vw);
}

.dashboard-panels {
  display: grid;
  gap: 20px;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  padding: 24px max(24px, 3vw) 88px;
}

.dashboard-panel {
  border-radius: var(--radius);
  padding: 24px;
  transition: transform 180ms ease, border-color 180ms ease;
}

.dashboard-panel h2 {
  color: var(--text);
  margin-top: 0;
}

.status-list {
  display: grid;
  gap: 12px;
}

.status-list div,
.campaign-logs li {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px;
}

.status-list span,
.campaign-logs span {
  color: var(--muted);
}

.status-list strong,
.campaign-logs strong {
  color: var(--text);
  text-align: right;
}

.campaign-logs {
  display: grid;
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (max-width: 1080px) {
  .mmbs-nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .mmbs-navlinks {
    flex-wrap: wrap;
  }

  .mega-menu {
    left: 0;
    min-width: min(88vw, 720px);
    transform: translate(0, 8px);
  }

  .mega-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .nav-item:hover .mega-menu,
  .nav-item:focus-within .mega-menu {
    transform: translate(0, 0);
  }

  .mmbs-hero,
  .workflow-section,
  .mmbs-demo,
  .dashboard-panels {
    grid-template-columns: 1fr;
  }

  .mmbs-hero {
    min-height: auto;
  }

  .mmbs-mockup {
    min-height: 620px;
  }

  .mmbs-panel-card {
    left: 50%;
    right: auto;
    transform: translateX(-50%);
  }

  .hero-stats,
  .performance-grid,
  .dashboard-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .mmbs-nav,
  .nav-actions,
  .mmbs-actions,
  .mmbs-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .nav-actions {
    width: 100%;
  }

  .mmbs-navlinks {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
  }

  .nav-item > a {
    width: 100%;
  }

  .mega-menu {
    display: none;
  }

  .mmbs-hero,
  .mmbs-section,
  .dashboard-hero,
  .dashboard-grid,
  .dashboard-panels {
    padding-left: 20px;
    padding-right: 20px;
  }

  .mmbs-hero {
    padding-top: 42px;
    text-align: center;
  }

  .hero-stats,
  .feature-category-grid,
  .performance-grid,
  .workflow-steps,
  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .mmbs-actions,
  .mmbs-proof {
    justify-content: center;
  }

  .mmbs-hero-copy h1 {
    font-size: clamp(34px, 12vw, 46px);
    margin-left: auto;
    margin-right: auto;
  }

  .mmbs-hero-copy p,
  .mmbs-demo p,
  .workflow-copy p,
  .mmbs-section-head p {
    font-size: 16px;
    margin-left: auto;
    margin-right: auto;
  }

  .mmbs-mockup {
    min-height: auto;
  }

  .mmbs-panel-card {
    margin-top: 16px;
    position: static;
    transform: none;
    width: 100%;
  }

  .mmbs-panel-tabs,
  .mmbs-input-row,
  .status-list div,
  .campaign-logs li {
    align-items: stretch;
    flex-direction: column;
  }

  .mmbs-input-row span {
    padding: 12px 14px 0;
  }

  .status-list strong,
  .campaign-logs strong {
    text-align: left;
  }
}