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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  min-height: 100vh;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: #4A4A68;
  background-color: #FFFFFF;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.nav-open {
  overflow: hidden;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

input,
button,
textarea,
select {
  font: inherit;
}

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

ul,
ol {
  list-style: none;
}

/* Design tokens */
:root {
  --color-heading: #1A1A2E;
  --color-body: #4A4A68;
  --color-accent: #2563EB;
  --color-accent-dark: #1D4ED8;
  --color-accent-light: #3B82F6;
  --color-bg-light: #F5F7FA;
  --color-hubspot: #FF7A59;
  --color-salesforce: #00A1E0;
  --color-microsoft: #0078D4;
  --radius-card: 8px;
  --radius-button: 6px;
  --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 8px 28px rgba(37, 99, 235, 0.14);
  --gradient-hero: linear-gradient(160deg, #FFFFFF 0%, #F8FAFF 45%, #EEF4FF 100%);
  --gradient-gray: linear-gradient(180deg, #F5F7FA 0%, #EEF2FF 100%);
  --gradient-cta: linear-gradient(135deg, #1D4ED8 0%, #2563EB 50%, #3B82F6 100%);
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-6: 48px;
  --space-8: 64px;
  --space-10: 80px;
}

.container {
  width: 100%;
  max-width: 720px;
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.container--wide {
  max-width: 1080px;
}

.container--nav {
  max-width: 1140px;
}

/* Scroll-triggered fade-in */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

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

.fade-in--delay-1 { transition-delay: 0.1s; }
.fade-in--delay-2 { transition-delay: 0.2s; }
.fade-in--delay-3 { transition-delay: 0.3s; }
.fade-in--delay-4 { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero__visual:hover .hero__image {
    transform: none;
  }

  .hero__image,
  .hero__float-card {
    animation: none;
  }
}

/* Shared card */
.card {
  background-color: #FFFFFF;
  border-radius: var(--radius-card);
  border-top: 3px solid var(--color-accent);
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

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

/* Section layout */
.section {
  padding-block: var(--space-10);
}

.section--white {
  background: #FFFFFF;
}

.section--gray {
  background: var(--gradient-gray);
}

.section__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}

.section-heading {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-heading);
  text-align: center;
}

.section-heading::after {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  margin: var(--space-2) auto 0;
  background: var(--color-accent);
  border-radius: 2px;
}

/* Site header / nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(37, 99, 235, 0.08);
  box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: 72px;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  transition: opacity 0.2s ease;
}

.site-header__brand:hover,
.site-header__brand:focus-visible {
  opacity: 0.85;
}

.site-header__logo {
  display: block;
  width: auto;
  height: 44px;
  max-width: none;
  object-fit: contain;
}

@media (min-width: 768px) {
  .site-header__logo {
    height: 48px;
  }
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.site-nav__link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-body);
  transition: color 0.2s ease;
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
  color: var(--color-accent);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: var(--space-1);
  border: none;
  border-radius: var(--radius-button);
  background: transparent;
  cursor: pointer;
}

.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  margin-inline: auto;
  background-color: var(--color-heading);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 767px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    inset: 72px 0 0 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: var(--space-4);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
  }

  .site-nav.is-open {
    transform: translateX(0);
  }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
  }

  .site-nav__link {
    display: block;
    padding: var(--space-2);
    font-size: 1.0625rem;
  }

  .btn--nav {
    width: 100%;
    margin-top: var(--space-2);
  }
}

/* Hero */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 85vh;
  padding-block: var(--space-8);
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
}

.hero__orb--1 {
  top: -80px;
  right: -60px;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.22) 0%, transparent 70%);
}

.hero__orb--2 {
  bottom: -120px;
  left: -80px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.18) 0%, transparent 70%);
}

.hero__orb--3 {
  top: 40%;
  left: 45%;
  width: 280px;
  height: 280px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, transparent 70%);
}

.hero__layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: var(--space-6);
}

.hero__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  text-align: center;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 6px 14px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(37, 99, 235, 0.08);
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: 999px;
}

.hero__eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
}

.hero__visual {
  position: relative;
  width: 100%;
  max-width: 560px;
  margin-inline: auto;
}

.hero__glow {
  position: absolute;
  inset: 10% 5% -5%;
  background: radial-gradient(ellipse at center, rgba(37, 99, 235, 0.2) 0%, transparent 70%);
  z-index: 0;
}

.hero__float-card {
  position: absolute;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(37, 99, 235, 0.12);
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.12);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  animation: hero-float 5s ease-in-out infinite;
}

.hero__float-card--1 {
  top: 8%;
  left: -4%;
  animation-delay: 0s;
}

.hero__float-card--2 {
  bottom: 12%;
  right: -2%;
  animation-delay: -2.5s;
}

.hero__float-value {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-accent);
  letter-spacing: -0.02em;
}

.hero__float-label {
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--color-body);
  white-space: nowrap;
}

.hero__image {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  border-radius: var(--radius-card);
  border: 1px solid rgba(37, 99, 235, 0.1);
  box-shadow:
    0 4px 6px rgba(37, 99, 235, 0.04),
    0 20px 48px rgba(37, 99, 235, 0.14);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  animation: hero-float 6s ease-in-out infinite;
  animation-delay: -1s;
}

.hero__visual:hover .hero__image {
  transform: translateY(-6px);
  box-shadow:
    0 8px 12px rgba(37, 99, 235, 0.06),
    0 28px 56px rgba(37, 99, 235, 0.2);
}

.hero__headline {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--color-heading);
  max-width: 18ch;
}

.hero__highlight {
  color: var(--color-accent);
  background: linear-gradient(transparent 62%, rgba(37, 99, 235, 0.14) 62%);
}

.hero__subheadline {
  font-size: clamp(1rem, 2.5vw, 1.125rem);
  line-height: 1.7;
  color: var(--color-body);
  max-width: 52ch;
}

.hero__platforms {
  display: block;
  margin-top: var(--space-2);
  font-weight: 500;
  color: var(--color-accent);
}

.hero__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2) var(--space-3);
}

.hero__trust-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-body);
}

.hero__trust-item::before {
  content: "";
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none'%3E%3Ccircle cx='8' cy='8' r='8' fill='%232563EB'/%3E%3Cpath d='M5 8l2 2 4-4' stroke='white' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
}

@keyframes hero-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@media (min-width: 900px) {
  .hero {
    padding-block: var(--space-10);
  }

  .hero__layout {
    grid-template-columns: 1fr 1.1fr;
    gap: var(--space-8);
  }

  .hero__content {
    align-items: flex-start;
    text-align: left;
  }

  .hero__headline {
    max-width: 14ch;
  }

  .hero__actions {
    align-items: flex-start;
  }

  .hero__trust {
    justify-content: flex-start;
  }

  .hero__visual {
    max-width: none;
    margin-inline: 0;
  }

  .hero__float-card--1 {
    left: -8%;
  }

  .hero__float-card--2 {
    right: -6%;
  }
}

@media (max-width: 480px) {
  .hero__float-card {
    display: none;
  }
}

/* Section visuals */
.section-visual {
  width: 100%;
  max-width: 720px;
  margin-inline: auto;
}

.section-visual__image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: var(--radius-button);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

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

.btn--primary:hover,
.btn--primary:focus-visible {
  background-color: var(--color-accent-dark);
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.35);
  transform: translateY(-1px);
}

.btn--primary:active {
  transform: translateY(0);
}

.btn--primary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.btn--lg {
  padding: 16px 32px;
  font-size: 1.0625rem;
}

.btn--block {
  width: 100%;
}

.btn--nav {
  padding: 10px 20px;
  font-size: 0.9375rem;
}

.btn--outline-white {
  background-color: transparent;
  color: #FFFFFF;
  border-color: #FFFFFF;
}

.btn--outline-white:hover,
.btn--outline-white:focus-visible {
  background-color: #FFFFFF;
  color: var(--color-accent);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  transform: translateY(-1px);
}

/* Pain Points */
.pain-points__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  width: 100%;
}

.pain-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
}

.pain-card__icon {
  font-size: 1.5rem;
  line-height: 1;
}

.pain-card__text {
  font-size: 1.0625rem;
  font-weight: 500;
  line-height: 1.5;
  color: var(--color-heading);
}

@media (min-width: 640px) {
  .pain-points__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
  }
}

/* Services & Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  width: 100%;
}

.pricing-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  position: relative;
}

.pricing-card__icon {
  width: 64px;
  height: 64px;
  flex-shrink: 0;
}

.pricing-card--featured {
  border-top-width: 4px;
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.12);
}

.pricing-card__badge {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #FFFFFF;
  background-color: var(--color-accent);
  border-radius: 4px;
}

.pricing-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-heading);
  padding-right: var(--space-6);
}

.pricing-card__price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: -0.02em;
}

.pricing-card__desc {
  flex: 1;
  font-size: 0.9375rem;
  line-height: 1.65;
  color: var(--color-body);
}

.services__note {
  max-width: 640px;
  font-size: 0.9375rem;
  line-height: 1.65;
  text-align: center;
  color: var(--color-body);
}

.services__note strong {
  color: var(--color-accent);
}

@media (min-width: 768px) {
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
    align-items: stretch;
  }
}

/* Platforms */
.platforms__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  width: 100%;
}

.platform-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4);
  text-align: center;
}

.platform-badge__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background-color: var(--color-bg-light);
}

.platform-badge__icon--hubspot {
  color: var(--color-hubspot);
}

.platform-badge__icon--salesforce {
  color: var(--color-salesforce);
}

.platform-badge__icon--microsoft {
  color: var(--color-microsoft);
}

.platform-badge__name {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-heading);
}

@media (min-width: 640px) {
  .platforms__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }
}

/* How It Works */
.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  width: 100%;
  counter-reset: step;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  text-align: center;
  padding: var(--space-4);
}

.step__visual {
  width: 80px;
  height: 80px;
  margin-bottom: var(--space-1);
}

.step__number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  font-size: 1.25rem;
  font-weight: 700;
  color: #FFFFFF;
  background: var(--gradient-cta);
  border-radius: 50%;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.step__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-heading);
}

.step__desc {
  font-size: 0.9375rem;
  color: var(--color-body);
  max-width: 28ch;
}

@media (min-width: 768px) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
  }

  .step {
    position: relative;
  }

  .step:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 132px;
    right: calc(-1 * var(--space-3) / 2);
    width: var(--space-3);
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  }
}

/* Testimonials */
.testimonials__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  width: 100%;
}

.testimonial-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  position: relative;
}

.testimonial-card__avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  font-size: 0.875rem;
  font-weight: 700;
  color: #FFFFFF;
  background: var(--gradient-cta);
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.testimonial-card::before {
  content: "\201C";
  position: absolute;
  top: var(--space-2);
  left: var(--space-3);
  font-size: 3.5rem;
  line-height: 1;
  font-weight: 700;
  color: var(--color-accent);
  opacity: 0.2;
  pointer-events: none;
}

.testimonial-card__quote {
  font-size: 1.0625rem;
  font-style: italic;
  line-height: 1.65;
  color: var(--color-heading);
  padding-top: var(--space-3);
}

.testimonial-card__author {
  font-size: 0.875rem;
  font-weight: 500;
  font-style: normal;
  color: var(--color-accent);
}

@media (min-width: 768px) {
  .testimonials__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Final CTA */
.final-cta {
  padding-block: var(--space-10);
  background: var(--gradient-cta);
  text-align: center;
}

.final-cta__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
}

.final-cta__heading {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: #FFFFFF;
}

.final-cta__subtext {
  font-size: clamp(1rem, 2.5vw, 1.125rem);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.88);
  max-width: 52ch;
}

/* Footer */
.site-footer {
  padding-block: var(--space-4);
  background-color: var(--color-heading);
  color: rgba(255, 255, 255, 0.7);
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  text-align: center;
}

.site-footer__copy {
  font-size: 0.875rem;
}

.site-footer__email {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.85);
  transition: color 0.2s ease;
}

.site-footer__email:hover,
.site-footer__email:focus-visible {
  color: var(--color-accent-light);
}

@media (min-width: 640px) {
  .site-footer__inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}