:root {
  --blue: #0076ff;
  --blue-dark: #003f9e;
  --green: #19b51f;
  --green-dark: #0d8f18;
  --orange: #ffbf58;
  --red: #ff4b3e;
  --ink: #061627;
  --text: #263446;
  --muted: #687587;
  --paper: #f4f8ff;
  --panel: #ffffff;
  --line: #e2e8f0;
  --shadow: 0 16px 36px rgba(0, 38, 92, 0.13);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", Arial, sans-serif;
  color: var(--text);
  background: var(--paper);
}

a {
  color: inherit;
  text-decoration: none;
}

.topbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px clamp(18px, 5vw, 62px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
  backdrop-filter: blur(16px);
}

.brand,
.nav,
.hero-actions,
.logos-strip,
.footer {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  color: var(--blue);
  font-weight: 900;
}

.brand-logo {
  width: 86px;
  height: 46px;
  object-fit: contain;
  border-radius: 6px;
  background: #fff;
}

.nav {
  gap: clamp(14px, 3vw, 34px);
  color: #43536a;
  font-size: 0.94rem;
  font-weight: 700;
}

.nav a:hover,
.footer a:hover {
  color: var(--blue);
}

.nav-cta,
.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 900;
}

.nav-cta {
  color: #fff;
  background: var(--green);
  box-shadow: 0 8px 18px rgba(25, 181, 31, 0.25);
}

.hero {
  position: relative;
  min-height: 94vh;
  overflow: hidden;
  padding: 116px clamp(18px, 5vw, 72px) 46px;
}

.hero-bg,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-bg {
  object-fit: cover;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(244, 248, 255, 0.98) 0%, rgba(244, 248, 255, 0.92) 42%, rgba(244, 248, 255, 0.62) 100%),
    linear-gradient(0deg, rgba(244, 248, 255, 1) 0%, rgba(244, 248, 255, 0) 26%);
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(350px, 0.78fr);
  gap: clamp(28px, 6vw, 78px);
  width: min(1180px, 100%);
  min-height: calc(94vh - 162px);
  align-items: center;
  margin: 0 auto;
}

.hero-copy {
  max-width: 760px;
}

.eyebrow,
.section-label {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.8rem, 7vw, 6.4rem);
  line-height: 0.92;
  letter-spacing: 0;
}

.hero-copy p:not(.eyebrow) {
  max-width: 660px;
  margin: 24px 0 0;
  color: #30445f;
  font-size: clamp(1rem, 1.9vw, 1.24rem);
  line-height: 1.72;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button.primary {
  color: #fff;
  background: var(--green);
  box-shadow: 0 10px 22px rgba(25, 181, 31, 0.24);
}

.button.ghost {
  color: var(--blue);
  background: #fff;
  border: 1px solid #cfe0ff;
}

.system-preview {
  display: grid;
  gap: 14px;
  padding: 18px;
  border: 1px solid rgba(0, 118, 255, 0.18);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow);
}

.preview-top,
.order-card,
.chat-card,
.order-grid div,
.dashboard-card {
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 8px 22px rgba(0, 38, 92, 0.08);
}

.preview-top {
  padding: 22px;
  color: #fff;
  background: linear-gradient(135deg, var(--blue), #00a2ff);
}

.preview-top span,
.order-card span,
.chat-card span,
.order-grid span,
.dash-header span {
  display: block;
  margin-bottom: 8px;
  color: inherit;
  font-size: 0.78rem;
  font-weight: 800;
  opacity: 0.78;
}

.preview-top strong {
  font-size: 2.2rem;
}

.order-card {
  padding: 18px;
  border-left: 6px solid var(--green);
}

.order-card strong,
.chat-card strong {
  display: block;
  color: var(--ink);
}

.order-card small {
  color: var(--muted);
}

.order-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.order-grid div {
  padding: 16px;
}

.order-grid strong {
  color: var(--blue);
  font-size: 1.6rem;
}

.chat-card {
  padding: 18px;
}

.chat-card p {
  margin: 0 0 10px;
  color: #34465d;
  line-height: 1.5;
}

.chat-card strong {
  color: var(--green-dark);
  font-size: 0.88rem;
}

.logos-strip {
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 20px clamp(18px, 5vw, 62px);
  background: #fff;
  border-block: 1px solid var(--line);
}

.logos-strip span {
  padding: 10px 16px;
  color: var(--blue-dark);
  border: 1px solid #d6e5ff;
  border-radius: 999px;
  background: #f7fbff;
  font-size: 0.86rem;
  font-weight: 800;
}

.section,
.solutions,
.plans {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
}

.section {
  padding: 82px 0;
}

.intro,
.dashboard-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.82fr);
  gap: clamp(28px, 6vw, 82px);
  align-items: center;
}

h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  color: var(--ink);
}

.intro p,
.dashboard-copy p,
.solutions p,
.plans-copy p,
.plan-card p {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.72;
}

.solutions {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.solutions article {
  min-height: 252px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 8px 22px rgba(0, 38, 92, 0.06);
}

.solution-icon {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  margin-bottom: 18px;
  color: #fff;
  background: var(--blue);
  border-radius: 14px;
  font-size: 0.82rem;
  font-weight: 900;
}

.check-list {
  display: grid;
  gap: 14px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  color: var(--text);
  line-height: 1.6;
}

.check-list li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  top: 1px;
  color: var(--green);
  font-weight: 900;
}

.dashboard-card {
  padding: 28px;
}

.dash-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}

.dash-header strong {
  padding: 8px 12px;
  color: var(--green-dark);
  border-radius: 999px;
  background: #e9fbe9;
  font-size: 0.82rem;
}

.dash-bars {
  display: grid;
  gap: 14px;
}

.dash-bars span {
  display: block;
  width: var(--size);
  height: 18px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--blue), #00c2ff);
}

.dash-list {
  display: grid;
  gap: 10px;
  margin-top: 28px;
}

.dash-list p {
  margin: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f8fbff;
}

.plans {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
  width: min(1080px, calc(100% - 36px));
  padding: 30px 0 78px;
}

.plans-copy {
  max-width: 760px;
  margin: 0 auto 8px;
  text-align: center;
}

.plans-copy h2 {
  font-size: clamp(1.9rem, 4vw, 3rem);
}

.plan-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  align-items: stretch;
}

.plan-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 32px 38px 18px;
  border: 1px solid #e4e4e4;
  border-radius: 10px;
  background: #f9f9fb;
  color: var(--ink);
  box-shadow: 0 4px 16px rgba(16, 32, 38, 0.12);
}

.featured-plan {
  border: 2px solid var(--orange);
  box-shadow: 0 4px 18px rgba(255, 191, 88, 0.38);
}

.plan-card h3 {
  margin: 0 0 22px;
  color: #000;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  line-height: 1.1;
}

.plan-description {
  min-height: 54px;
  max-width: 360px;
  margin: 0 0 28px;
  color: #003f68;
  font-size: 0.93rem;
  line-height: 1.45;
}

.price {
  display: grid;
  gap: 0;
  margin-bottom: 34px;
}

.price span,
.price strong {
  font-weight: 900;
  line-height: 0.98;
}

.price span {
  color: #000;
  font-size: clamp(2.05rem, 4vw, 2.6rem);
}

.price s {
  color: #888;
  text-decoration-color: #7a7a7a;
  text-decoration-thickness: 5px;
}

.price strong {
  color: var(--blue);
  font-size: clamp(2.3rem, 4.6vw, 3.35rem);
}

.price small {
  margin-top: 4px;
  color: #545b64;
  font-size: 0.58rem;
  line-height: 1.45;
}

.plan-features {
  display: grid;
  gap: 11px;
  margin: 0 0 36px;
  padding: 0;
  list-style: none;
}

.plan-features li {
  position: relative;
  padding-left: 15px;
  color: var(--blue);
  font-size: 0.72rem;
  line-height: 1.2;
}

.plan-features li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--blue);
  font-weight: 700;
}

.plan-features li.unavailable {
  color: #7d8188;
}

.plan-features li.unavailable::before {
  content: "Χ";
  color: #7d8188;
}

.plan-features span {
  color: var(--red);
  font-weight: 900;
}

.plan-button {
  width: fit-content;
  min-height: 48px;
  margin-top: auto;
  align-self: center;
  padding-inline: 20px;
  color: #fff;
  border-radius: 6px;
  background: #0097f5;
  box-shadow: 0 4px 10px rgba(0, 117, 255, 0.28);
}

.footer {
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(18px, 5vw, 64px);
  color: #5c6877;
  border-top: 1px solid var(--line);
  background: #fff;
}

@media (max-width: 920px) {
  .topbar {
    position: absolute;
  }

  .nav {
    display: none;
  }

  .hero-inner,
  .intro,
  .dashboard-section,
  .plan-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    min-height: 0;
  }

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

@media (max-width: 580px) {
  .topbar {
    padding-inline: 14px;
  }

  .brand span:last-child {
    display: none;
  }

  .nav-cta {
    min-height: 40px;
    padding-inline: 12px;
    font-size: 0.84rem;
  }

  .hero {
    padding-inline: 16px;
  }

  .hero h1 {
    font-size: clamp(2.35rem, 14vw, 4rem);
  }

  .button,
  .hero-actions {
    width: 100%;
  }

  .system-preview {
    padding: 12px;
  }

  .order-grid,
  .solutions {
    grid-template-columns: 1fr;
  }

  .section {
    padding-block: 58px;
  }

  .plan-card {
    padding: 28px 24px 18px;
  }

  .footer {
    align-items: flex-start;
    flex-direction: column;
  }
}