:root {
  --bg: #07111d;
  --bg-2: #0b1829;
  --panel: rgba(11, 20, 35, 0.72);
  --panel-strong: rgba(9, 18, 31, 0.92);
  --line: rgba(255,255,255,0.1);
  --text: #edf5ff;
  --muted: #a5b8cf;
  --blue: #8bd2ff;
  --blue-strong: #63b9ff;
  --orange: #ff9a58;
  --orange-strong: #ff7446;
  --green: #75f0b4;
  --shadow: 0 26px 90px rgba(0,0,0,0.35);
  --radius-lg: 30px;
  --radius-md: 22px;
  --radius-sm: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 0%, rgba(80, 130, 255, 0.10), transparent 30%),
    radial-gradient(circle at 18% 16%, rgba(99, 185, 255, 0.10), transparent 24%),
    linear-gradient(180deg, #060a17 0%, #09111d 50%, #070c16 100%);
  overflow-x: hidden;
  max-width: 100%;
}

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

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

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

.stars {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.55;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255,255,255,0.9) 0 1px, transparent 1.5px),
    radial-gradient(circle at 75% 12%, rgba(255,255,255,0.7) 0 1px, transparent 1.5px),
    radial-gradient(circle at 85% 65%, rgba(255,255,255,0.75) 0 1px, transparent 1.5px),
    radial-gradient(circle at 35% 75%, rgba(255,255,255,0.55) 0 1px, transparent 1.5px),
    radial-gradient(circle at 55% 50%, rgba(139,210,255,0.75) 0 1.5px, transparent 2px);
  background-size: 360px 360px, 420px 420px, 500px 500px, 540px 540px, 650px 650px;
  z-index: -3;
}

.grid-glow {
  position: fixed;
  width: 42rem;
  height: 42rem;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.18;
  pointer-events: none;
  z-index: -2;
}

.grid-glow-a {
  top: -12rem;
  left: -10rem;
  background: radial-gradient(circle, rgba(86, 122, 255, 0.18) 0%, rgba(86, 122, 255, 0.08) 38%, transparent 72%);
}

.grid-glow-b {
  right: -12rem;
  top: 18rem;
  background: radial-gradient(circle, rgba(67, 111, 223, 0.16) 0%, rgba(67, 111, 223, 0.06) 35%, transparent 70%);
}

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

.site-header {
  position: relative;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  margin-top: 18px;
  background: rgba(6, 14, 24, 0.65);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 999px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-logo {
  width: 58px;
  height: 58px;
  object-fit: cover;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 14px 30px rgba(0,0,0,0.32);
  flex-shrink: 0;
}

.brand-name {
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-tag {
  color: var(--muted);
  font-size: 0.9rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: flex-end;
  color: var(--muted);
}

.nav-links a,
.nav-links button {
  transition: color 0.18s ease, opacity 0.18s ease, transform 0.18s ease;
}

.nav-links a:hover,
.nav-links button:hover {
  color: var(--text);
}

.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 26px;
  padding: 72px 0 32px;
  align-items: stretch;
}

.hero-copy,
.hero-panel,
.builder-shell,
.contact-section,
.info-card,
.service-card {
  position: relative;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(139, 210, 255, 0.08);
  border: 1px solid rgba(139, 210, 255, 0.18);
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

h1, h2, h3, p {
  margin-top: 0;
}

h1 {
  margin: 18px 0 16px;
  font-size: clamp(2.8rem, 5vw, 4.9rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

h2 {
  font-size: clamp(1.7rem, 2.6vw, 2.5rem);
  letter-spacing: -0.04em;
}

.hero-text,
.service-card p,
.info-card p,
.contact-section p,
.summary-copy,
.handoff-text,
.mini-preview li,
.contact-list,
.status-text {
  color: var(--muted);
  line-height: 1.65;
}

.hero-actions,
.builder-actions,
.contact-actions,
.stack-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-actions {
  margin-top: 28px;
}

.button {
  border: 0;
  border-radius: 999px;
  padding: 14px 20px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.18s ease, opacity 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  background: linear-gradient(135deg, var(--blue-strong), var(--orange-strong));
  color: #08111d;
}

.button.secondary {
  color: var(--text);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
}

.button.tertiary {
  color: var(--text);
  background: rgba(99,185,255,0.08);
  border: 1px solid rgba(99,185,255,0.22);
}

.button.ghost {
  color: var(--muted);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.09);
}

.button.wide {
  width: 100%;
}

.hero-metrics,
.services-grid,
.info-grid,
.form-grid {
  display: grid;
  gap: 16px;
}

.hero-metrics {
  grid-template-columns: repeat(3, 1fr);
  margin-top: 28px;
}

.services-grid,
.info-grid {
  grid-template-columns: repeat(3, 1fr);
  margin: 28px auto;
}

.metric-card,
.service-card,
.info-card,
.summary-card {
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--line);
}

.metric-card strong,
.service-card h3,
.info-card h2 {
  display: block;
  margin-bottom: 8px;
}

.metric-card span {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.glass,
.glass-inner {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-panel,
.builder-shell,
.contact-section {
  border-radius: var(--radius-lg);
}

.hero-panel {
  padding: 24px;
}

.panel-topline,
.summary-title,
.chat-header,
.section-title {
  font-weight: 700;
  margin-bottom: 14px;
}

.idea-suggestions,
.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.idea-suggestions {
  margin-bottom: 22px;
}

.idea-chip,
.chip-option {
  padding: 11px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(255,255,255,0.04);
  color: var(--text);
}

.idea-chip {
  cursor: pointer;
}

.chip-option {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.chip-option input {
  accent-color: var(--blue-strong);
}

.mini-preview ul,
.reason-list {
  margin: 0;
  padding-left: 18px;
}

.step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  margin-bottom: 16px;
  background: linear-gradient(135deg, rgba(99,185,255,0.22), rgba(255,116,70,0.22));
  border: 1px solid rgba(255,255,255,0.14);
  font-weight: 800;
}

.builder {
  padding: 20px 0 0;
}

.builder-shell {
  display: grid;
  grid-template-columns: 1.18fr 0.82fr;
  gap: 22px;
  padding: 26px;
}

.builder-left,
.builder-right {
  min-width: 0;
}

.builder-right {
  display: grid;
  gap: 16px;
  align-content: start;
}

.builder-heading p {
  max-width: 72ch;
}

.form-section {
  margin-top: 22px;
}

.field-label,
.lead-form label span {
  display: block;
  margin-bottom: 10px;
  font-weight: 600;
}

textarea,
select,
input[type="text"],
input[type="email"],
input[type="password"] {
  width: 100%;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.05);
  color: var(--text);
  padding: 15px 16px;
  outline: none;
}

textarea {
  resize: vertical;
}

textarea::placeholder,
input::placeholder {
  color: #7f92ab;
}

textarea:focus,
select:focus,
input:focus {
  border-color: rgba(99,185,255,0.42);
  box-shadow: 0 0 0 3px rgba(99,185,255,0.12);
}

.split-fields {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 22px;
}

.builder-actions {
  margin: 24px 0;
}

.chat-window {
  border-radius: 24px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  overflow: hidden;
}

.chat-header {
  padding: 14px 16px;
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.chat-body {
  min-height: 220px;
  max-height: 360px;
  overflow: auto;
  padding: 16px;
  display: grid;
  gap: 12px;
}

.message {
  max-width: 88%;
  padding: 14px 16px;
  border-radius: 18px;
  line-height: 1.55;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.message.assistant {
  background: rgba(99,185,255,0.1);
  border: 1px solid rgba(99,185,255,0.18);
}

.message.user {
  margin-left: auto;
  background: rgba(255,116,70,0.1);
  border: 1px solid rgba(255,116,70,0.18);
}

.summary-card {
  border-radius: 24px;
}

.glass-inner {
  background: rgba(255,255,255,0.035);
  border: 1px solid rgba(255,255,255,0.08);
}

.recommendation-badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
  background: rgba(117,240,180,0.1);
  border: 1px solid rgba(117,240,180,0.22);
  color: var(--green);
  font-weight: 700;
}

.price-line {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.price-line:last-of-type {
  margin-bottom: 14px;
}

.reason-list li {
  margin-bottom: 10px;
  color: var(--muted);
}

.stack-actions {
  margin-top: 14px;
}

.contact-wrap {
  padding: 28px 0 50px;
}

.contact-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 24px;
  padding: 28px;
}

.contact-list {
  display: grid;
  gap: 8px;
  margin-top: 18px;
}

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

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

.status-text {
  min-height: 24px;
  margin: 4px 0 0;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 0 0 36px;
  color: var(--muted);
  font-size: 0.95rem;
}

/* PRICING PAGE */

.pricing-hero {
  padding-top: 40px;
  padding-bottom: 10px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  padding-bottom: 60px;
}

.pricing-card {
  position: relative;
  padding: 28px;
  border-radius: 24px;
}

.pricing-card.featured {
  border: 1px solid rgba(122, 92, 255, 0.55);
  box-shadow: 0 0 0 1px rgba(122, 92, 255, 0.18), 0 20px 60px rgba(80, 50, 180, 0.18);
}

.pricing-badge {
  display: inline-block;
  margin-bottom: 16px;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  background: rgba(122, 92, 255, 0.16);
  color: #d6c9ff;
}

.pricing-top h2 {
  margin-bottom: 8px;
}

.pricing-top p {
  color: rgba(231, 238, 255, 0.78);
  min-height: 52px;
  line-height: 1.55;
}

.pricing-price {
  margin: 28px 0 22px;
}

.pricing-price strong {
  display: block;
  font-size: 2.3rem;
  line-height: 1;
}

.pricing-price span {
  color: rgba(231, 238, 255, 0.7);
}

.pricing-features {
  margin-top: 24px;
  padding-left: 18px;
  color: rgba(231, 238, 255, 0.88);
}

.pricing-features li {
  margin-bottom: 12px;
  line-height: 1.5;
}

/* LOGIN / SIGN UP PAGE */

.auth-wrap {
  display: flex;
  justify-content: center;
  padding: 60px 0 80px;
}

.auth-card {
  width: 100%;
  max-width: 560px;
  padding: 28px;
  border-radius: 24px;
}

.auth-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.auth-tab {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.auth-tab:hover {
  transform: translateY(-1px);
}

.auth-tab.active {
  background: linear-gradient(135deg, #7cc8ff 0%, #ff936c 100%);
  color: #08111f;
}

.auth-panel {
  display: none;
}

.auth-panel.active {
  display: block;
}

.auth-panel p {
  color: var(--muted);
  line-height: 1.6;
}

.auth-form {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.auth-form label {
  display: grid;
  gap: 8px;
}

.auth-form label span {
  font-weight: 600;
}

.auth-form input {
  width: 100%;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(8, 14, 28, 0.78);
  color: #fff;
}

/* RESPONSIVE */

@media (max-width: 1200px) {
  .pricing-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 1080px) {
  .hero,
  .builder-shell,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero-metrics,
  .services-grid,
  .info-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .site-header {
    border-radius: 28px;
  }
}

@media (max-width: 760px) {
  .section-shell {
    width: min(100% - 24px, 1200px);
  }

  .site-header {
    position: relative !important;
    top: auto !important;
    border-radius: 24px;
    align-items: flex-start;
    flex-direction: column;
    padding: 16px;
    margin-top: 14px;
  }

  .brand {
    width: 100%;
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 12px;
    align-items: start;
  }

  .brand-logo {
    width: 56px;
    height: 56px;
  }

  .brand-name {
    font-size: 1.05rem;
    line-height: 1.1;
  }

  .brand-tag {
    font-size: 0.9rem;
    line-height: 1.35;
    opacity: 0.9;
  }

  .nav-links {
    width: 100%;
    justify-content: flex-start;
    font-size: 0.95rem;
    gap: 12px 18px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    margin-top: 14px;
  }

  .nav-links a,
  .nav-links button {
    display: block;
    width: 100%;
    text-align: left;
    padding: 0;
    min-width: 0;
  }

  #logoutBtn {
    justify-content: flex-start;
    padding: 0 !important;
    border: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
  }

  h1 {
    font-size: clamp(2.4rem, 13vw, 3.7rem);
  }

  .hero {
    gap: 22px;
    padding-top: 48px;
  }

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

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

  .split-fields {
    grid-template-columns: 1fr;
  }

  .builder-shell,
  .contact-section,
  .hero-panel,
  .pricing-card,
  .auth-card {
    padding: 20px;
  }

  .builder-right {
    margin-top: 18px;
  }

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

  .contact-actions .button {
    width: 100%;
  }

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

  .builder-actions .button {
    width: 100%;
  }

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

  .stack-actions .button {
    width: 100%;
  }

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

  textarea,
  input,
  select {
    font-size: 16px;
  }
}

@media (max-width: 700px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  body {
    padding-bottom: 18px;
    background:
      radial-gradient(circle at 50% 0%, rgba(80, 130, 255, 0.08), transparent 26%),
      linear-gradient(180deg, #060a17 0%, #08101c 52%, #060b15 100%);
  }

  .site-header {
    padding: 14px;
    border-radius: 20px;
  }

  .brand {
    grid-template-columns: 52px 1fr;
    gap: 10px;
  }

  .brand-logo {
    width: 52px;
    height: 52px;
  }

  .brand-name {
    font-size: 1rem;
  }

  .brand-tag {
    font-size: 0.84rem;
  }

  .nav-links {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .nav-links a,
  .nav-links button {
    font-size: 0.98rem;
  }

  h1 {
    font-size: clamp(2.4rem, 13vw, 3.6rem);
  }

  .glass,
  .glass-inner,
  .hero-panel,
  .builder-shell,
  .contact-section,
  .summary-card,
  .metric-card,
  .info-card,
  .service-card,
  .pricing-card,
  .auth-card {
    border-radius: 20px;
  }

  .grid-glow-a,
  .grid-glow-b {
    opacity: 0.65;
    filter: blur(24px);
  }

  .grid-glow-b {
    top: 62%;
    right: -8rem;
  }

  .chat-body {
    min-height: 180px;
    max-height: 300px;
  }

  .price-line {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .site-footer {
    flex-direction: column;
    gap: 8px;
    text-align: center;
    align-items: center;
  }
}