:root {
  --bg: #070812;
  --bg-2: #101220;
  --panel: rgba(18, 20, 35, 0.86);
  --panel-2: rgba(24, 26, 43, 0.92);
  --text: #f4efe7;
  --muted: #c8c0d5;
  --gold: #dfbd72;
  --violet: #9b78d6;
  --blue: #7aa9ec;
  --teal: #55b7aa;
  --line: rgba(223, 189, 114, 0.22);
  --line-blue: rgba(122, 169, 236, 0.22);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.42);
  --radius: 8px;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  line-height: 1.65;
  background-color: var(--bg);
  background-image:
    radial-gradient(circle at 12% 14%, rgba(223, 189, 114, 0.22) 0 1px, transparent 2px),
    radial-gradient(circle at 70% 12%, rgba(122, 169, 236, 0.2) 0 1px, transparent 2px),
    radial-gradient(circle at 40% 62%, rgba(155, 120, 214, 0.18) 0 1px, transparent 2px),
    linear-gradient(180deg, #070812 0%, #0b1020 48%, #11101b 100%);
  background-size: 190px 190px, 260px 260px, 330px 330px, auto;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 0 49%, rgba(223, 189, 114, 0.04) 49.2% 49.6%, transparent 50%),
    linear-gradient(0deg, transparent 0 49%, rgba(122, 169, 236, 0.035) 49.2% 49.6%, transparent 50%);
  background-size: 390px 390px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.62), transparent 78%);
}

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

img {
  display: block;
  max-width: 100%;
}

p {
  margin: 0;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(46px, 7vw, 96px);
  max-width: 980px;
}

h2 {
  font-size: clamp(30px, 4vw, 54px);
}

h3 {
  font-size: 23px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid rgba(223, 189, 114, 0.16);
  background: rgba(7, 8, 18, 0.88);
  backdrop-filter: blur(14px);
}

.nav {
  width: min(1180px, calc(100% - 32px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 24px;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(223, 189, 114, 0.48);
  border-radius: 50%;
  color: var(--gold);
  font-size: 14px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav-links a {
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--muted);
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text);
  background: rgba(223, 189, 114, 0.1);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(223, 189, 114, 0.32);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.hero {
  position: relative;
  min-height: clamp(560px, 70vh, 760px);
  display: grid;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid rgba(223, 189, 114, 0.14);
}

.hero-media {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.08);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 72% 35%, rgba(155, 120, 214, 0.22), transparent 28%),
    linear-gradient(90deg, rgba(7, 8, 18, 0.96), rgba(7, 8, 18, 0.66) 52%, rgba(7, 8, 18, 0.82)),
    linear-gradient(180deg, rgba(7, 8, 18, 0.24), rgba(7, 8, 18, 0.9));
}

.hero-inner,
.container {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.hero-inner {
  position: relative;
  z-index: 2;
  padding: 88px 0 64px;
}

.hero-content {
  max-width: 800px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  color: var(--gold);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--gold);
}

.lead {
  margin-top: 24px;
  max-width: 760px;
  color: #e6dfd8;
  font-size: clamp(17px, 2vw, 21px);
}

.hero-actions,
.section-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 46px;
  padding: 12px 18px;
  border: 1px solid rgba(223, 189, 114, 0.44);
  border-radius: var(--radius);
  background: rgba(223, 189, 114, 0.14);
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.button.secondary {
  background: rgba(122, 169, 236, 0.1);
  border-color: rgba(122, 169, 236, 0.36);
}

.button:hover {
  transform: translateY(-1px);
  border-color: rgba(223, 189, 114, 0.72);
}

.section {
  padding: 76px 0;
}

.section.alt {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.025);
}

.section-head {
  display: grid;
  gap: 16px;
  max-width: 820px;
  margin-bottom: 34px;
}

.section-head.center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section-head p,
.text-block p,
.card p,
.feature p,
.step p,
.faq-answer,
.footer-text,
.calculator-note,
.result-muted {
  color: var(--muted);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card,
.feature,
.step,
.faq-item,
.calculator-panel,
.result-card,
.energy-card,
.matrix-visual {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel), rgba(10, 14, 27, 0.88));
  box-shadow: var(--shadow);
}

.card {
  min-height: 226px;
  padding: 24px;
  display: grid;
  align-content: space-between;
  gap: 22px;
}

.card-icon {
  color: var(--gold);
  font-size: 28px;
}

.card-link {
  color: var(--gold);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: 36px;
  align-items: center;
}

.text-block {
  display: grid;
  gap: 18px;
}

.image-panel {
  min-height: 360px;
  overflow: hidden;
  border: 1px solid rgba(223, 189, 114, 0.24);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.image-panel img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}

.feature-grid,
.steps,
.energy-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.feature,
.step,
.energy-card {
  padding: 22px;
}

.feature h3,
.step h3,
.energy-card h3 {
  margin-bottom: 10px;
}

.steps {
  counter-reset: steps;
}

.step {
  counter-increment: steps;
}

.step::before {
  content: counter(steps, decimal-leading-zero);
  display: block;
  margin-bottom: 16px;
  color: var(--gold);
  font-size: 12px;
  letter-spacing: 0.12em;
}

.calculator-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.9fr) minmax(0, 1.1fr);
  gap: 22px;
  align-items: stretch;
}

.calculator-panel {
  padding: 24px;
}

.matrix-form {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
}

.field label {
  color: var(--text);
  font-weight: 700;
}

.field input {
  width: 100%;
  min-height: 48px;
  border: 1px solid rgba(223, 189, 114, 0.3);
  border-radius: var(--radius);
  padding: 10px 12px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  font: inherit;
}

.field input:focus {
  outline: 2px solid rgba(122, 169, 236, 0.42);
  outline-offset: 2px;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.calculator-note {
  padding: 16px;
  border: 1px solid var(--line-blue);
  border-radius: var(--radius);
  background: rgba(122, 169, 236, 0.08);
}

.result-wrap {
  display: grid;
  gap: 16px;
}

.result-card {
  padding: 22px;
}

.result-card.is-empty {
  display: grid;
  place-items: center;
  min-height: 260px;
  text-align: center;
}

.result-number {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 64px;
  color: var(--gold);
  line-height: 1;
}

.matrix-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.point-pill {
  min-height: 74px;
  padding: 12px;
  border: 1px solid rgba(223, 189, 114, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.04);
}

.point-pill strong {
  display: block;
  color: var(--gold);
  font-size: 22px;
  line-height: 1.2;
}

.repeat-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.repeat-list span {
  padding: 6px 10px;
  border-radius: 999px;
  color: var(--text);
  background: rgba(155, 120, 214, 0.2);
  border: 1px solid rgba(155, 120, 214, 0.34);
}

.matrix-visual {
  position: relative;
  min-height: 340px;
  overflow: hidden;
  background:
    linear-gradient(45deg, transparent 48%, rgba(223, 189, 114, 0.14) 49%, rgba(223, 189, 114, 0.14) 51%, transparent 52%),
    linear-gradient(-45deg, transparent 48%, rgba(122, 169, 236, 0.12) 49%, rgba(122, 169, 236, 0.12) 51%, transparent 52%),
    radial-gradient(circle, rgba(223, 189, 114, 0.12), transparent 56%);
}

.matrix-dot {
  position: absolute;
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(223, 189, 114, 0.46);
  border-radius: 50%;
  background: rgba(7, 8, 18, 0.9);
  color: var(--gold);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 24px;
}

.dot-a { left: 12%; top: 46%; }
.dot-b { left: 50%; top: 10%; transform: translateX(-50%); }
.dot-c { right: 12%; top: 46%; }
.dot-d { left: 50%; bottom: 10%; transform: translateX(-50%); }
.dot-e { left: 50%; top: 50%; transform: translate(-50%, -50%); width: 76px; height: 76px; font-size: 34px; }

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

.faq-item {
  overflow: hidden;
}

.faq-question {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--text);
  padding: 20px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  text-align: left;
  font: inherit;
  cursor: pointer;
}

.faq-question span:first-child {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 20px;
}

.faq-mark {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(223, 189, 114, 0.35);
  color: var(--gold);
  flex: 0 0 auto;
}

.faq-answer {
  display: none;
  padding: 0 22px 22px;
}

.faq-item.is-open .faq-answer {
  display: block;
}

.site-footer {
  padding: 44px 0;
  border-top: 1px solid rgba(223, 189, 114, 0.16);
  background: rgba(4, 5, 12, 0.74);
}

.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 980px) {
  .card-grid,
  .feature-grid,
  .steps,
  .energy-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .split,
  .calculator-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 740px) {
  .nav {
    min-height: 64px;
  }

  .menu-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    left: 16px;
    right: 16px;
    top: 72px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
    border: 1px solid rgba(223, 189, 114, 0.22);
    border-radius: var(--radius);
    background: rgba(7, 8, 18, 0.98);
    box-shadow: var(--shadow);
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    padding: 12px;
  }

  .hero {
    min-height: 620px;
  }

  .hero-inner {
    padding: 70px 0 54px;
  }

  .section {
    padding: 58px 0;
  }

  .card-grid,
  .feature-grid,
  .steps,
  .energy-grid,
  .matrix-points {
    grid-template-columns: 1fr;
  }

  .form-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

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

/* Visual refresh: minimal Co-Star inspired layout */
:root {
  --bg: #f6f5f1;
  --bg-2: #ecebe7;
  --panel: rgba(255, 255, 255, 0.92);
  --panel-2: rgba(245, 244, 240, 0.96);
  --text: #111111;
  --muted: #5f5f5f;
  --gold: #9b7b3d;
  --violet: #62527d;
  --blue: #4b617a;
  --teal: #3f716a;
  --line: rgba(17, 17, 17, 0.16);
  --line-blue: rgba(17, 17, 17, 0.13);
  --shadow: none;
  color-scheme: light;
}

body {
  color: var(--text);
  background-color: var(--bg);
  background-image:
    linear-gradient(90deg, rgba(0, 0, 0, 0.045) 1px, transparent 1px),
    linear-gradient(0deg, rgba(0, 0, 0, 0.035) 1px, transparent 1px),
    linear-gradient(28deg, transparent 0 48%, rgba(0, 0, 0, 0.045) 48.2% 48.5%, transparent 48.8%),
    linear-gradient(152deg, transparent 0 55%, rgba(0, 0, 0, 0.04) 55.2% 55.5%, transparent 55.8%),
    linear-gradient(180deg, #f7f6f2 0%, #f2f1ed 100%);
  background-size: 100% 78px, 100% 78px, 820px 620px, 920px 640px, auto;
}

body::before {
  display: none;
}

.site-header {
  border-bottom: 1px solid rgba(17, 17, 17, 0.11);
  background: rgba(246, 245, 241, 0.9);
  backdrop-filter: blur(10px);
}

.brand,
.nav-links a,
.menu-toggle {
  color: var(--text);
}

.brand-mark {
  border-color: rgba(17, 17, 17, 0.28);
  color: var(--text);
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--text);
  background: rgba(17, 17, 17, 0.06);
}

.hero {
  min-height: clamp(700px, 86vh, 900px);
  align-items: start;
  border-bottom: 1px solid rgba(17, 17, 17, 0.11);
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.04) 1px, transparent 1px),
    linear-gradient(0deg, rgba(0, 0, 0, 0.035) 1px, transparent 1px),
    #f7f6f2;
  background-size: 100% 80px, 100% 80px, auto;
}

.hero-media {
  opacity: 0.12;
  mix-blend-mode: multiply;
}

.hero-media img {
  filter: grayscale(1) contrast(1.08);
  object-position: center;
}

.hero::after {
  background:
    linear-gradient(180deg, rgba(247, 246, 242, 0.84), rgba(247, 246, 242, 0.94)),
    linear-gradient(40deg, transparent 0 58%, rgba(17, 17, 17, 0.06) 58.2% 58.4%, transparent 58.7%),
    linear-gradient(140deg, transparent 0 42%, rgba(17, 17, 17, 0.045) 42.2% 42.5%, transparent 42.8%);
}

.hero-inner {
  padding: 70px 0 0;
}

.hero-content {
  max-width: 100%;
  text-align: center;
}

.hero-content .eyebrow {
  justify-content: center;
}

.hero-content .eyebrow::before {
  display: none;
}

h1 {
  margin-left: auto;
  margin-right: auto;
  font-size: clamp(52px, 8vw, 118px);
  font-weight: 400;
}

.lead {
  margin-left: auto;
  margin-right: auto;
  color: #333333;
  font-size: clamp(16px, 1.6vw, 20px);
}

.hero-actions {
  justify-content: center;
}

.button {
  border-color: #111111;
  background: #111111;
  color: #ffffff;
  box-shadow: none;
}

.button.secondary {
  border-color: #111111;
  background: transparent;
  color: #111111;
}

.section {
  background: #f7f6f2;
}

.section.alt {
  background:
    linear-gradient(90deg, rgba(0, 0, 0, 0.04) 1px, transparent 1px),
    linear-gradient(0deg, rgba(0, 0, 0, 0.035) 1px, transparent 1px),
    #f2f1ed;
  background-size: 100% 78px, 100% 78px, auto;
  border-color: rgba(17, 17, 17, 0.12);
}

.section-dark {
  background: #111111;
  color: #f6f5f1;
  border-top: 1px solid #111111;
  border-bottom: 1px solid #111111;
}

.section-dark .section-head p,
.section-dark .symbol-item p {
  color: #d9d7d0;
}

.section-dark .eyebrow,
.section-dark h2 {
  color: #f6f5f1;
}

.section-dark .eyebrow::before {
  background: #f6f5f1;
}

.card,
.feature,
.step,
.faq-item,
.calculator-panel,
.result-card,
.energy-card,
.matrix-visual,
.line-note {
  border-color: rgba(17, 17, 17, 0.18);
  background: rgba(255, 255, 255, 0.76);
  box-shadow: none;
}

.section-head p,
.text-block p,
.card p,
.feature p,
.step p,
.faq-answer,
.footer-text,
.calculator-note,
.result-muted,
.energy-card p {
  color: var(--muted);
}

.card-icon,
.card-link,
.result-number,
.step::before,
.point-pill strong {
  color: var(--text);
}

.image-panel {
  border-color: rgba(17, 17, 17, 0.18);
  background: #ffffff;
  box-shadow: none;
}

.image-panel img {
  filter: grayscale(1) contrast(1.05);
  mix-blend-mode: multiply;
}

.hero-stage {
  position: relative;
  height: 350px;
  margin: 46px auto 0;
  max-width: 920px;
}

.phone-mock {
  position: absolute;
  bottom: -34px;
  width: 240px;
  min-height: 320px;
  padding: 26px 20px;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 12px;
  border: 10px solid #111111;
  border-radius: 36px 36px 0 0;
  background:
    linear-gradient(0deg, rgba(17, 17, 17, 0.05) 1px, transparent 1px),
    #f9f8f4;
  background-size: 100% 34px;
  color: #111111;
  box-shadow: 0 20px 34px rgba(0, 0, 0, 0.16);
}

.phone-mock::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 50%;
  width: 70px;
  height: 18px;
  border-radius: 999px;
  background: #111111;
  transform: translateX(-50%);
}

.phone-mock strong {
  margin-top: 30px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 44px;
  font-weight: 400;
}

.phone-mock p {
  max-width: 170px;
  color: #333333;
  line-height: 1.35;
}

.mock-label {
  color: #595959;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.phone-left {
  left: 0;
  transform: translateY(34px) rotate(-2deg);
}

.phone-main {
  left: 50%;
  z-index: 2;
  width: 270px;
  min-height: 365px;
  transform: translateX(-50%);
}

.phone-right {
  right: 0;
  transform: translateY(34px) rotate(2deg);
}

.symbol-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 34px;
  margin-top: 34px;
}

.symbol-item {
  display: grid;
  justify-items: center;
  gap: 22px;
  text-align: center;
}

.symbol-orb {
  width: 130px;
  height: 130px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid rgba(246, 245, 241, 0.28);
  color: #f6f5f1;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 42px;
  font-weight: 400;
}

.wide-copy {
  align-items: start;
}

.note-stack {
  display: grid;
  border-top: 1px solid rgba(17, 17, 17, 0.2);
}

.line-note {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 8px 18px;
  padding: 22px 0;
  border-width: 0 0 1px;
  border-style: solid;
  border-color: rgba(17, 17, 17, 0.18);
  background: transparent;
}

.line-note span {
  grid-row: span 2;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 32px;
}

.line-note strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 24px;
  font-weight: 400;
}

.line-note p {
  color: var(--muted);
}

.site-footer {
  border-top-color: rgba(17, 17, 17, 0.14);
  background: #111111;
  color: #f6f5f1;
}

.site-footer .brand,
.site-footer .footer-links,
.site-footer .footer-text {
  color: #f6f5f1;
}

.site-footer .brand-mark {
  border-color: rgba(246, 245, 241, 0.34);
  color: #f6f5f1;
}

@media (max-width: 980px) {
  .hero-stage {
    height: 310px;
  }

  .phone-mock {
    width: 210px;
    min-height: 285px;
  }

  .phone-main {
    width: 238px;
    min-height: 330px;
  }

  .symbol-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 740px) {
  .hero {
    min-height: 760px;
  }

  .nav-links {
    background: rgba(246, 245, 241, 0.98);
    border-color: rgba(17, 17, 17, 0.16);
  }

  .hero-stage {
    height: 300px;
    max-width: 310px;
  }

  .phone-mock {
    width: 178px;
    min-height: 250px;
    border-width: 8px;
  }

  .phone-mock strong {
    font-size: 34px;
  }

  .phone-left,
  .phone-right {
    display: none;
  }

  .phone-main {
    width: 220px;
    min-height: 300px;
  }

  .line-note {
    grid-template-columns: 1fr;
  }
}