:root {
  --sl-ink: #f8fbff;
  --sl-muted: rgba(226, 232, 240, 0.78);
  --sl-soft: rgba(255, 255, 255, 0.1);
  --sl-line: rgba(255, 255, 255, 0.16);
  --sl-deep: #06111f;
  --sl-navy: #091827;
  --sl-panel: rgba(10, 24, 42, 0.82);
  --sl-panel-strong: rgba(11, 29, 50, 0.96);
  --sl-cyan: #64e3ff;
  --sl-teal: #5ff0c8;
  --sl-lime: #c7ff73;
  --sl-gold: #ffd36e;
  --sl-peach: #ff9f6e;
  --sl-pink: #ff7ab6;
  --sl-danger: #ff6f8e;
  --sl-shadow: 0 26px 80px rgba(0, 0, 0, 0.42);
  --sl-radius-xl: 32px;
  --sl-radius-lg: 24px;
  --sl-radius-md: 18px;
  --sl-radius-sm: 14px;
  --sl-max: 1180px;
  --sl-font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--sl-font);
  color: var(--sl-ink);
  background:
    radial-gradient(circle at top left, rgba(100, 227, 255, 0.18), transparent 30rem),
    radial-gradient(circle at 75% 8%, rgba(199, 255, 115, 0.15), transparent 28rem),
    radial-gradient(circle at 35% 92%, rgba(255, 122, 182, 0.12), transparent 26rem),
    linear-gradient(135deg, #040813 0%, #071321 42%, #0b1f2d 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), transparent 82%);
  z-index: 0;
}

a {
  color: inherit;
}

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

.snack-lab-page {
  position: relative;
  z-index: 1;
  min-height: 100vh;
}

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

.sl-topbar {
  padding: 22px 0 10px;
}

.sl-breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--sl-muted);
  font-size: 0.9rem;
  text-decoration: none;
}

.sl-breadcrumb span {
  color: var(--sl-cyan);
}

.sl-hero {
  padding: 34px 0 28px;
}

.sl-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.78fr);
  gap: 26px;
  align-items: stretch;
}

.sl-card {
  border: 1px solid var(--sl-line);
  background: linear-gradient(145deg, rgba(10, 25, 45, 0.86), rgba(8, 18, 32, 0.72));
  border-radius: var(--sl-radius-xl);
  box-shadow: var(--sl-shadow);
  backdrop-filter: blur(18px);
}

.sl-hero-copy {
  padding: clamp(26px, 4vw, 48px);
  position: relative;
  overflow: hidden;
}

.sl-hero-copy::after {
  content: "";
  position: absolute;
  width: 260px;
  height: 260px;
  right: -90px;
  top: -90px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(95, 240, 200, 0.22), transparent 68%);
  pointer-events: none;
}

.sl-kicker {
  display: inline-flex;
  gap: 9px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(100, 227, 255, 0.12);
  border: 1px solid rgba(100, 227, 255, 0.26);
  color: #dffaff;
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.snack-lab-page h1 {
  margin: 22px 0 14px;
  max-width: 760px;
  font-size: clamp(2.45rem, 6vw, 5.35rem);
  line-height: 0.94;
  letter-spacing: -0.07em;
}

.sl-lede {
  max-width: 680px;
  margin: 0;
  color: var(--sl-muted);
  font-size: clamp(1.02rem, 1.8vw, 1.22rem);
  line-height: 1.72;
}

.sl-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.sl-btn {
  border: 0;
  border-radius: 999px;
  padding: 13px 18px;
  cursor: pointer;
  color: #071321;
  background: linear-gradient(135deg, var(--sl-cyan), var(--sl-lime));
  font-weight: 900;
  box-shadow: 0 14px 30px rgba(100, 227, 255, 0.18);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.sl-btn:hover {
  transform: translateY(-2px);
}

.sl-btn.secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--sl-ink);
  border: 1px solid var(--sl-line);
  box-shadow: none;
}

/* Vending machine */

.sl-vending-machine-card {
  padding: 22px;
  overflow: hidden;
  position: relative;
}

.sl-vending-machine {
  min-height: 100%;
  border-radius: 30px;
  padding: 18px;
  background:
    radial-gradient(circle at 50% 0%, rgba(100, 227, 255, 0.24), transparent 42%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.045));
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.sl-vm-top {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 14px;
  margin-bottom: 14px;
}

.sl-vm-top strong {
  display: block;
  font-size: 1.28rem;
  letter-spacing: -0.04em;
}

.sl-vm-label {
  display: block;
  margin-bottom: 4px;
  color: var(--sl-cyan);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.sl-vm-status {
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(199, 255, 115, 0.16);
  border: 1px solid rgba(199, 255, 115, 0.32);
  color: #ecffc8;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.sl-vm-window {
  padding: 14px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.04)),
    rgba(0, 0, 0, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.14);
  position: relative;
  overflow: hidden;
}

.sl-vm-window::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(110deg, transparent 0 36%, rgba(255, 255, 255, 0.13) 42%, transparent 50%),
    repeating-linear-gradient(
      to bottom,
      rgba(255, 255, 255, 0.035) 0,
      rgba(255, 255, 255, 0.035) 1px,
      transparent 1px,
      transparent 12px
    );
  pointer-events: none;
}

.sl-vm-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 11px;
  position: relative;
  z-index: 1;
}

.sl-vm-snack {
  min-height: 96px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.075);
  color: var(--sl-ink);
  display: grid;
  place-items: center;
  gap: 4px;
  cursor: pointer;
  position: relative;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.sl-vm-snack::before {
  content: attr(data-code);
  position: absolute;
  top: 8px;
  left: 9px;
  color: rgba(248, 251, 255, 0.58);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.sl-vm-snack span {
  font-size: 2rem;
  filter: drop-shadow(0 10px 14px rgba(0, 0, 0, 0.28));
}

.sl-vm-snack b {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(248, 251, 255, 0.78);
}

.sl-vm-snack:hover,
.sl-vm-snack.active {
  transform: translateY(-3px);
  border-color: rgba(100, 227, 255, 0.42);
  background: rgba(100, 227, 255, 0.13);
}

.sl-vm-control-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 112px;
  gap: 12px;
  margin-top: 14px;
}

.sl-vm-display {
  min-height: 86px;
  border-radius: 20px;
  padding: 14px;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid rgba(100, 227, 255, 0.2);
}

.sl-vm-display span {
  display: block;
  margin-bottom: 7px;
  color: var(--sl-muted);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.sl-vm-display strong {
  display: block;
  color: var(--sl-lime);
  font-size: 1rem;
  line-height: 1.35;
}

.sl-vm-buttons {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 7px;
}

.sl-vm-buttons span {
  display: grid;
  place-items: center;
  min-height: 26px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--sl-muted);
  font-size: 0.68rem;
  font-weight: 900;
}

.sl-vm-dispense {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  padding: 14px;
  border-radius: 18px;
  background: rgba(0, 0, 0, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.13);
}

.sl-vm-dispense span {
  width: 42px;
  height: 16px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--sl-cyan), var(--sl-lime));
  box-shadow: 0 0 24px rgba(100, 227, 255, 0.35);
}

.sl-vm-dispense strong {
  color: var(--sl-muted);
  font-size: 0.82rem;
}

/* Main content */

.sl-meter {
  height: 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  overflow: hidden;
}

.sl-meter span {
  display: block;
  height: 100%;
  width: var(--value, 50%);
  border-radius: inherit;
  background: linear-gradient(90deg, var(--sl-cyan), var(--sl-lime));
}

.sl-main {
  padding: 22px 0 70px;
}

.sl-section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 18px;
  margin: 34px 0 18px;
}

.sl-section-head h2 {
  margin: 0;
  font-size: clamp(1.65rem, 3vw, 2.5rem);
  letter-spacing: -0.045em;
}

.sl-section-head p {
  max-width: 560px;
  margin: 8px 0 0;
  color: var(--sl-muted);
  line-height: 1.6;
}

.sl-aid-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
  gap: 22px;
  align-items: start;
}

.sl-panel {
  border: 1px solid var(--sl-line);
  border-radius: var(--sl-radius-lg);
  background: var(--sl-panel);
  backdrop-filter: blur(16px);
  box-shadow: 0 20px 56px rgba(0, 0, 0, 0.26);
  overflow: hidden;
}

.sl-panel-head {
  padding: 18px 20px;
  border-bottom: 1px solid var(--sl-line);
  background: rgba(255, 255, 255, 0.045);
}

.sl-panel-head strong {
  display: block;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.sl-panel-head span {
  display: block;
  margin-top: 4px;
  color: var(--sl-muted);
  font-size: 0.88rem;
  line-height: 1.45;
}

.sl-flat-aid {
  padding: 18px;
}

.sl-flat-paper {
  background: #f9fbff;
  color: #142033;
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.25);
  transform: rotate(-0.4deg);
}

.sl-flat-paper h3 {
  margin: 0 0 8px;
  color: #06111f;
  letter-spacing: -0.03em;
}

.sl-flat-paper p {
  color: #45566f;
  line-height: 1.52;
  margin: 0 0 14px;
  font-size: 0.92rem;
}

.sl-flat-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.sl-flat-table th,
.sl-flat-table td {
  border: 1px solid #d9e2f0;
  padding: 8px;
  text-align: left;
  vertical-align: top;
}

.sl-flat-table th {
  background: #e9f5ff;
  color: #0d2740;
}

.sl-flat-note {
  margin-top: 14px;
  padding: 12px;
  border-radius: 14px;
  background: #fff7df;
  color: #4f3a05;
  font-weight: 750;
  font-size: 0.86rem;
  line-height: 1.45;
}

.sl-tool {
  padding: 20px;
}

.sl-form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

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

.sl-field.full {
  grid-column: 1 / -1;
}

.sl-field label {
  color: #e8faff;
  font-weight: 850;
  font-size: 0.88rem;
}

.sl-field small {
  color: var(--sl-muted);
  line-height: 1.45;
}

.sl-input,
.sl-select,
.sl-textarea {
  width: 100%;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.17);
  background: rgba(255, 255, 255, 0.08);
  color: var(--sl-ink);
  padding: 13px 14px;
  outline: none;
}

.sl-select option {
  color: #06111f;
}

.sl-checks {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.sl-check {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  border-radius: 15px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  background: rgba(255, 255, 255, 0.06);
  color: var(--sl-muted);
  cursor: pointer;
}

.sl-check input {
  accent-color: var(--sl-cyan);
}

.sl-tool-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.sl-results {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.sl-result-card {
  border-radius: 22px;
  border: 1px solid rgba(100, 227, 255, 0.22);
  background: linear-gradient(145deg, rgba(100, 227, 255, 0.12), rgba(199, 255, 115, 0.08));
  padding: 18px;
}

.sl-result-top {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 14px;
}

.sl-result-top h3 {
  margin: 0;
  font-size: clamp(1.3rem, 2.4vw, 2rem);
  letter-spacing: -0.04em;
}

.sl-status-pill {
  flex: 0 0 auto;
  border-radius: 999px;
  padding: 7px 10px;
  background: rgba(199, 255, 115, 0.15);
  border: 1px solid rgba(199, 255, 115, 0.28);
  color: #eaffc4;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sl-result-card p {
  color: var(--sl-muted);
  line-height: 1.58;
  margin: 10px 0 0;
}

.sl-reco-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 14px;
}

.sl-reco {
  border-radius: 16px;
  padding: 13px;
  background: rgba(0, 0, 0, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.sl-reco strong {
  display: block;
  margin-bottom: 5px;
}

.sl-reco span {
  color: var(--sl-muted);
  font-size: 0.88rem;
  line-height: 1.45;
}

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

.sl-advisor {
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.13);
}

.sl-advisor b {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.sl-advisor span {
  color: var(--sl-muted);
  font-size: 0.86rem;
  line-height: 1.45;
}

.sl-score-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 16px;
}

.sl-score {
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.13);
}

.sl-score strong {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--sl-muted);
  margin-bottom: 9px;
}

.sl-output {
  width: 100%;
  min-height: 174px;
  resize: vertical;
  margin-top: 12px;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(0, 0, 0, 0.22);
  color: var(--sl-ink);
  padding: 14px;
  line-height: 1.5;
}

.sl-note-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 18px;
}

.sl-note-card {
  padding: 18px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.065);
}

.sl-note-card strong {
  display: block;
  font-size: 1.02rem;
  margin-bottom: 7px;
}

.sl-note-card p {
  margin: 0;
  color: var(--sl-muted);
  line-height: 1.55;
  font-size: 0.92rem;
}

.sl-toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 10;
  padding: 13px 15px;
  border-radius: 16px;
  background: rgba(6, 17, 31, 0.94);
  border: 1px solid rgba(100, 227, 255, 0.28);
  color: var(--sl-ink);
  box-shadow: var(--sl-shadow);
  transform: translateY(20px);
  opacity: 0;
  pointer-events: none;
  transition: 0.25s ease;
}

.sl-toast.is-visible {
  transform: translateY(0);
  opacity: 1;
}

@media (max-width: 920px) {
  .sl-hero-grid,
  .sl-aid-grid {
    grid-template-columns: 1fr;
  }

  .sl-section-head {
    align-items: start;
    flex-direction: column;
  }
}

@media (max-width: 680px) {
  .sl-shell {
    width: min(100% - 22px, var(--sl-max));
  }

  .sl-hero {
    padding-top: 20px;
  }

  .sl-hero-copy,
  .sl-vending-machine-card,
  .sl-tool {
    padding: 16px;
  }

  .sl-card,
  .sl-panel {
    border-radius: 24px;
  }

  .sl-form-grid,
  .sl-checks,
  .sl-reco-list,
  .sl-advisors,
  .sl-score-grid,
  .sl-note-grid {
    grid-template-columns: 1fr;
  }

  .sl-result-top {
    flex-direction: column;
  }

  .snack-lab-page h1 {
    font-size: clamp(2.35rem, 13vw, 4rem);
  }

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

  .sl-vm-control-panel {
    grid-template-columns: 1fr;
  }

  .sl-vm-buttons {
    grid-template-columns: repeat(3, 1fr);
  }
}
/* =========================================================
   Snack Lab — Demonstration Bridge
   ========================================================= */

.sl-demo-section {
  margin: clamp(2.5rem, 6vw, 4.5rem) 0;
}

.sl-demo-card {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(1.5rem, 4vw, 2.5rem);
  align-items: center;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 28px;
  background:
    radial-gradient(circle at top left, rgba(102, 227, 255, 0.16), transparent 36%),
    radial-gradient(circle at bottom right, rgba(185, 255, 122, 0.1), transparent 34%),
    rgba(10, 24, 42, 0.82);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.24);
}

.sl-demo-card h2 {
  margin: 0;
}

.sl-demo-card p {
  color: rgba(226, 232, 240, 0.78);
}

.sl-demo-points {
  display: grid;
  gap: 1rem;
}

.sl-demo-points article {
  padding: 1rem;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
}

.sl-demo-points span {
  display: inline-flex;
  margin-bottom: 0.55rem;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(102, 227, 255, 0.9);
}

.sl-demo-points strong {
  display: block;
  color: #f8fbff;
}

.sl-demo-points p {
  margin: 0.35rem 0 0;
  font-size: 0.92rem;
  line-height: 1.55;
}

@media (max-width: 780px) {
  .sl-demo-card {
    grid-template-columns: 1fr;
  }

  .sl-demo-copy > .sl-kicker {
  margin-bottom: 1.15rem;
}

.sl-demo-copy h2 {
  max-width: 680px;
  font-size: clamp(1.65rem, 3vw, 2.45rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.sl-demo-copy > p {
  max-width: 720px;
  margin: 1rem 0 0;
  font-size: 1rem;
  line-height: 1.65;
}
}