/* ================================================
   RESET & BASE
   ================================================ */

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: #ffffff;
  color: #1a1a1a;
  font-family: 'Poppins', sans-serif;
  font-size: 16px;
  line-height: 1.6;
}


/* ================================================
   TYPOGRAPHY
   ================================================ */

h1 {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: #0a0a0a;
}

h2 {
  font-size: 40px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: #0a0a0a;
  margin-bottom: 32px;
}

h3 {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.3;
  color: #0a0a0a;
  margin-bottom: 16px;
}

p {
  font-size: 18px;
  line-height: 1.7;
  color: #404040;
  margin-bottom: 24px;
}

p:last-child {
  margin-bottom: 0;
}

strong {
  font-weight: 600;
  color: #1a1a1a;
}

ul, ol {
  margin-left: 24px;
}

li {
  font-size: 17px;
  line-height: 1.6;
  color: #404040;
  margin-bottom: 12px;
}

li:last-child {
  margin-bottom: 0;
}


/* ================================================
   LAYOUT
   ================================================ */

.container {
  max-width: 880px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 110px 0;
  border-top: 1px solid #eaeaea;
}

.section:first-of-type {
  border-top: none;
}

.section-alt {
  background: #f7f7f7;
}


/* ================================================
   HERO SECTION
   ================================================ */

.hero {
  text-align: center;
  padding: 160px 24px 180px;
  max-width: 960px;
  margin: 0 auto;
}

.hero .logo {
  height: 160px;
  width: auto;
  display: block;
  margin: 0 auto 80px;
}

.hero h1 {
  margin-bottom: 32px;
  font-weight: 600;
}

.hero .subtext {
  font-size: 21px;
  line-height: 1.6;
  color: #404040;
  max-width: 720px;
  margin: 0 auto 48px;
}


/* ================================================
   BUTTONS
   ================================================ */

.buttons {
  display: flex;
  gap: 26px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
  display: inline-block;
  padding: 16px 32px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  line-height: 1;
  transition: all 0.15s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background: #0a0a0a;
  color: #ffffff;
  border-color: #0a0a0a;
}

.btn-primary:hover {
  background: #2a2a2a;
  border-color: #2a2a2a;
}

.btn-primary:focus {
  outline: 2px solid #0a0a0a;
  outline-offset: 2px;
}

.btn-secondary {
  background: #f0f0f0;
  color: #0a0a0a;
  border-color: #e0e0e0;
}

.btn-secondary:hover {
  background: #e8e8e8;
  border-color: #d0d0d0;
}

.btn-secondary:focus {
  outline: 2px solid #0a0a0a;
  outline-offset: 2px;
}


/* ================================================
   SECTION ENHANCEMENTS
   ================================================ */

.section h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section .intro {
  font-size: 19px;
  line-height: 1.55;
  max-width: 620px;
  color: #555555;
  margin-bottom: 32px;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section p {
  max-width: 620px;
  line-height: 1.65;
  font-size: 18px;
  margin-bottom: 20px;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}


/* ================================================
   GRIDS
   ================================================ */

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 50px;
  row-gap: 20px;
  align-items: start;
}

.grid-2 p {
  max-width: 620px;
  text-align: left;
  margin-left: 0;
  margin-right: 0;
}

.steps {
  margin: 0;
  padding-left: 20px;
  text-align: left;
}

.steps li {
  margin-bottom: 14px;
  font-size: 18px;
  line-height: 1.6;
  max-width: 520px;
}

.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
  margin-top: 48px;
}

.industry-col {
  text-align: left;
}

.industry-col h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 16px;
}

.industry-col ul {
  list-style: none;
  margin-left: 0;
  text-align: left;
}

.industry-col ul li {
  margin-bottom: 10px;
  padding-left: 20px;
  position: relative;
}

.industry-col ul li:before {
  content: '•';
  position: absolute;
  left: 0;
  color: #999;
}


/* ================================================
   CARDS
   ================================================ */

.card {
  padding: 48px;
  background: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
}

.card p {
  margin-bottom: 20px;
}

.card p:last-child {
  margin-bottom: 0;
}


/* ================================================
   SACRIFICE SECTION
   ================================================ */

.sacrifice-container {
  max-width: 880px;
}

.sac-title {
  font-size: 40px;
  font-weight: 700;
  margin-bottom: 40px;
  text-align: center;
}

.sac-card {
  margin-bottom: 64px;
}

.sac-card p {
  text-align: left;
  margin-left: 0;
  margin-right: 0;
}

.sac-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  padding-top: 48px;
  border-top: 1px solid #e0e0e0;
}

.sac-subtitle {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 20px;
  text-align: left;
}

.sac-note {
  font-size: 17px;
  line-height: 1.6;
  color: #404040;
  text-align: left;
}

.networks {
  list-style: none;
  margin-left: 0;
  text-align: left;
}

.networks li {
  padding-left: 20px;
  position: relative;
  font-size: 17px;
  margin-bottom: 10px;
  text-align: left;
}

.networks li:before {
  content: '•';
  position: absolute;
  left: 0;
  color: #999;
}


/* ================================================
   FOOTER
   ================================================ */

.footer {
  padding: 64px 24px;
  text-align: center;
  border-top: 1px solid #e8e8e8;
  background: #fafafa;
}

.footer p {
  font-size: 15px;
  color: #808080;
  margin: 0;
}


/* ================================================
   RESPONSIVE DESIGN
   ================================================ */

/* Tablet */
@media (max-width: 900px) {
  h1 {
    font-size: 44px;
  }

  h2 {
    font-size: 36px;
  }

  .hero {
    padding: 112px 24px 128px;
  }

  .hero .logo {
    height: 140px;
    margin-bottom: 64px;
  }

  .hero .subtext {
    font-size: 19px;
  }

  .section {
    padding: 90px 0;
  }

  .section h2 {
    font-size: 30px;
  }

  .section .intro {
    font-size: 18px;
  }

  .grid-2 {
    column-gap: 40px;
  }

  .industry-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .sac-grid {
    gap: 48px;
  }
}

/* Mobile */
@media (max-width: 640px) {
  h1 {
    font-size: 36px;
  }

  h2 {
    font-size: 30px;
    margin-bottom: 24px;
  }

  h3 {
    font-size: 19px;
  }

  p {
    font-size: 17px;
  }

  li {
    font-size: 16px;
  }

  .container {
    padding-left: 20px;
    padding-right: 20px;
  }

  .hero {
    padding: 96px 20px 112px;
  }

  .hero .logo {
    height: 120px;
    margin-bottom: 56px;
  }

  .hero .subtext {
    font-size: 18px;
    margin-bottom: 40px;
  }

  .buttons {
    flex-direction: column;
    gap: 12px;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    text-align: center;
    padding: 14px 24px;
  }

  .section {
    padding: 72px 0;
  }

  .section h2 {
    font-size: 28px;
    margin-bottom: 14px;
  }

  .section .intro {
    font-size: 17px;
    margin-bottom: 28px;
  }

  .section p {
    font-size: 17px;
    margin-bottom: 18px;
  }

  .grid-2 {
    grid-template-columns: 1fr;
    column-gap: 0;
    row-gap: 32px;
  }

  .steps li {
    font-size: 17px;
    margin-bottom: 12px;
  }

  .industry-grid {
    margin-top: 32px;
    gap: 32px;
  }

  .card {
    padding: 32px 24px;
  }

  .sac-card {
    margin-bottom: 48px;
  }

  .sac-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-top: 40px;
  }

  .footer {
    padding: 48px 20px;
  }
}

/* Small Mobile */
@media (max-width: 400px) {
  h1 {
    font-size: 32px;
  }

  h2 {
    font-size: 26px;
  }

  .hero .logo {
    height: 100px;
    margin-bottom: 48px;
  }

  .hero .subtext {
    font-size: 17px;
  }
}