/* ==========================================================================
   iSpy.Food — public marketing site
   Single hand-written stylesheet. Mobile-first. No preprocessor, no build.
   ========================================================================== */

:root {
  --paper: #f8f7f5;
  --ink: #2c2c2c;
  --muted: #7a7a7a;
  --teal-deep: #0e4a52;
  --teal: #165c65;
  --teal-light: #59c4c0;
  --coral: #96282c;
  --red-soft: #b05d5f;
  --line: rgba(44, 44, 44, 0.14);
  --line-strong: rgba(44, 44, 44, 0.3);

  --font-display: "DM Serif Display", Georgia, "Times New Roman", serif;
  --font-body:
    "Roboto", -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-label: "Roboto Condensed", "Arial Narrow", Arial, sans-serif;

  --container: 1120px;
  --gutter: clamp(1rem, 4vw, 2rem);
}

/* --------------------------------------------------------------------------
   Base
   -------------------------------------------------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  overflow-x: clip;
}

img,
svg {
  max-width: 100%;
  height: auto;
  display: block;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.12;
  margin: 0 0 0.5em;
}

h1 {
  font-size: clamp(2.5rem, 7vw, 4.4rem);
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(1.9rem, 4.5vw, 3rem);
}

h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.65rem);
}

h1 em,
h2 em {
  font-style: italic;
  color: var(--coral);
}

p {
  margin: 0 0 1em;
}

a {
  color: var(--teal);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--teal-deep);
}

:focus-visible {
  outline: 3px solid var(--teal-light);
  outline-offset: 2px;
}

.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: clamp(3.5rem, 9vw, 6.5rem);
}

.section--flush-top {
  padding-top: 0;
}

.eyebrow {
  font-family: var(--font-label);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
  margin: 0 0 1rem;
}

.eyebrow--rule {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.eyebrow--rule::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.lede {
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  color: var(--muted);
  max-width: 38em;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.7rem 1.6rem;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid transparent;
  transition:
    background-color 0.2s ease,
    color 0.2s ease,
    border-color 0.2s ease;
}

.btn--solid {
  background: var(--coral);
  color: #fff;
}

.btn--solid:hover {
  background: #7d2024;
  color: #fff;
}

.btn--ghost {
  border-color: var(--line-strong);
  color: var(--ink);
}

.btn--ghost:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.btn--light {
  background: var(--paper);
  color: var(--teal-deep);
}

.btn--light:hover {
  background: #fff;
  color: var(--teal-deep);
}

/* --------------------------------------------------------------------------
   Header / nav
   -------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 72px;
}

.site-header__logo img {
  width: 118px;
  height: auto;
}

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 48px;
  height: 48px;
  padding: 12px;
  background: none;
  border: 0;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--ink);
  transition:
    transform 0.25s ease,
    opacity 0.25s ease;
}

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

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

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

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2rem);
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2rem);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  padding: 0.5rem 0;
}

.site-nav__links a:hover,
.site-nav__links a[aria-current="page"] {
  color: var(--coral);
}

.site-nav__cta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Mobile nav: panel under the header. Without JS the toggle is hidden and
   the menu stays visible, so everything still works script-free. */
@media (max-width: 1023px) {
  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem var(--gutter) 1.25rem;
  }

  html.js .site-nav {
    display: none;
  }

  html.js .site-nav.is-open {
    display: flex;
  }

  .site-nav__links {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .site-nav__links a {
    display: block;
    padding: 0.85rem 0.25rem;
    border-bottom: 1px solid var(--line);
    font-size: 1.05rem;
  }

  .site-nav__cta {
    flex-direction: column;
    align-items: stretch;
    padding-top: 1rem;
  }

  .site-nav__cta .btn {
    width: 100%;
  }
}

@media (min-width: 1024px) {
  .nav-toggle {
    display: none;
  }
}

html:not(.js) .nav-toggle {
  display: none;
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */

.hero {
  padding-block: clamp(3rem, 8vw, 6rem);
  overflow: clip;
}

.hero__grid {
  display: grid;
  gap: clamp(2.5rem, 5vw, 4rem);
  align-items: center;
}

.hero__copy .btn + .btn {
  margin-left: 0;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.hero__note {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--muted);
}

@media (min-width: 1024px) {
  .hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
  }
}

/* --------------------------------------------------------------------------
   Signature element: the decoded ingredient label
   -------------------------------------------------------------------------- */

.label-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: 0 24px 48px -24px rgba(14, 74, 82, 0.35);
  padding: clamp(1.25rem, 3vw, 1.75rem);
  max-width: 520px;
  margin-inline: auto;
  font-family: var(--font-label);
}

@media (min-width: 1024px) {
  .label-card--tilt {
    transform: rotate(1.5deg);
  }
}

.label-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 0.6rem;
  margin-bottom: 0.9rem;
}

.label-card__product {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.label-card__product small {
  display: block;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.rank-chip {
  display: inline-block;
  padding: 0.25rem 0.8rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
}

.rank-chip--best {
  background: var(--teal);
  color: #fff;
}

.rank-chip--better {
  background: var(--teal-light);
  color: var(--teal-deep);
}

.rank-chip--ok {
  background: #e4ddd2;
  color: var(--ink);
}

.rank-chip--avoid {
  background: var(--coral);
  color: #fff;
}

.label-card__fineprint {
  font-size: 0.86rem;
  line-height: 1.55;
  letter-spacing: 0.01em;
  color: var(--ink);
  margin: 0 0 1rem;
  text-transform: uppercase;
}

.label-card__fineprint strong {
  font-weight: 700;
}

.flagged {
  position: relative;
  font-weight: 700;
  font-style: normal;
  color: var(--coral);
  background: rgba(150, 40, 44, 0.08);
  border-bottom: 2px solid var(--coral);
  padding: 0 0.15em;
}

.label-card__decode {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  border-top: 1px dashed var(--line-strong);
}

.label-card__decode--flush {
  border-top: 0;
}

.label-card__decode li.split {
  justify-content: space-between;
}

.label-card__decode li {
  display: flex;
  gap: 0.75rem;
  align-items: baseline;
  padding: 0.55rem 0;
  border-bottom: 1px dashed var(--line);
  font-size: 0.88rem;
  line-height: 1.4;
}

.label-card__decode .code {
  flex: none;
  min-width: 2.9em;
  font-weight: 700;
  color: var(--coral);
}

.label-card__decode .fn {
  color: var(--muted);
}

.label-card__verdict {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.label-card__verdict .count {
  color: var(--coral);
}

/* --------------------------------------------------------------------------
   App screenshots
   -------------------------------------------------------------------------- */

.screen-frame {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 24px 48px -24px rgba(14, 74, 82, 0.35);
  background: #fff;
}

.screen-frame img {
  width: 100%;
  height: auto;
}

.screen-frame figcaption {
  font-family: var(--font-label);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: center;
  padding: 0.7rem 1rem;
  border-top: 1px solid var(--line);
}

/* --------------------------------------------------------------------------
   Retailer strip
   -------------------------------------------------------------------------- */

.retailers {
  border-block: 1px solid var(--line);
  padding-block: 1.75rem;
}

.retailers--inline {
  border-bottom: 0;
}

.retailers--inline .retailers__inner {
  justify-content: flex-start;
}

.retailers__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.25rem 2.5rem;
}

.retailers__label {
  font-family: var(--font-label);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
}

.retailers__inner img {
  height: 26px;
  width: auto;
  filter: grayscale(1);
  opacity: 0.65;
}

/* --------------------------------------------------------------------------
   Feature rows
   -------------------------------------------------------------------------- */

.feature-row {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  padding-block: clamp(2.5rem, 6vw, 4.5rem);
}

.feature-row + .feature-row {
  border-top: 1px solid var(--line);
}

.feature-row__copy .lede {
  color: var(--ink);
  opacity: 0.85;
}

@media (min-width: 900px) {
  .feature-row {
    grid-template-columns: 1fr 1fr;
  }

  .feature-row--flip > :first-child {
    order: 2;
  }
}

.checklist {
  list-style: none;
  margin: 1.25rem 0 0;
  padding: 0;
}

.checklist li {
  position: relative;
  padding: 0.35rem 0 0.35rem 1.9rem;
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72rem;
  width: 1.1rem;
  height: 0.6rem;
  border-left: 2px solid var(--teal);
  border-bottom: 2px solid var(--teal);
  transform: rotate(-45deg);
}

/* --------------------------------------------------------------------------
   Dark band (ranking section, CTA)
   -------------------------------------------------------------------------- */

.band {
  background: var(--teal-deep);
  color: #f2efe9;
}

.band .eyebrow {
  color: var(--teal-light);
}

.band .eyebrow--rule::after {
  background: rgba(248, 247, 245, 0.2);
}

.band h2 em {
  color: var(--teal-light);
}

.band .lede {
  color: rgba(242, 239, 233, 0.75);
}

.band a:not(.btn) {
  color: var(--teal-light);
}

.rank-scale {
  display: grid;
  gap: 1px;
  background: rgba(248, 247, 245, 0.15);
  border: 1px solid rgba(248, 247, 245, 0.15);
  border-radius: 8px;
  overflow: hidden;
  margin-top: 2.5rem;
}

@media (min-width: 640px) {
  .rank-scale {
    grid-template-columns: repeat(4, 1fr);
  }
}

.rank-scale__item {
  background: var(--teal-deep);
  padding: 1.5rem 1.25rem;
}

.rank-scale__item p {
  margin: 0.75rem 0 0;
  font-size: 0.92rem;
  color: rgba(242, 239, 233, 0.75);
}

/* --------------------------------------------------------------------------
   Phone mockup (barcode scanner)
   -------------------------------------------------------------------------- */

.phone {
  width: min(280px, 80%);
  margin-inline: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 36px;
  padding: 0.9rem;
  box-shadow: 0 24px 48px -24px rgba(14, 74, 82, 0.35);
}

.phone__screen {
  background: var(--paper);
  border-radius: 26px;
  padding: 1.5rem 1.25rem 1.75rem;
  text-align: center;
  font-family: var(--font-label);
}

.phone__hint {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 1.25rem;
}

.phone__barcode {
  position: relative;
  height: 96px;
  margin: 0 auto 1.25rem;
  max-width: 190px;
  background-image: repeating-linear-gradient(
    to right,
    var(--ink) 0 3px,
    transparent 3px 6px,
    var(--ink) 6px 7px,
    transparent 7px 12px,
    var(--ink) 12px 16px,
    transparent 16px 19px
  );
}

.phone__barcode::after {
  content: "";
  position: absolute;
  inset: -8px -12px;
  border: 2px solid var(--teal-light);
  border-radius: 8px;
}

.phone__scanline {
  position: absolute;
  left: -6px;
  right: -6px;
  top: 50%;
  height: 2px;
  background: var(--coral);
  box-shadow: 0 0 12px rgba(150, 40, 44, 0.7);
}

.phone__result {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-align: left;
}

@media (prefers-reduced-motion: no-preference) {
  html.js .phone__scanline {
    animation: scan 2.6s ease-in-out infinite alternate;
  }

  @keyframes scan {
    from {
      transform: translateY(-38px);
    }

    to {
      transform: translateY(38px);
    }
  }
}

/* --------------------------------------------------------------------------
   Pricing cards
   -------------------------------------------------------------------------- */

.plans {
  display: grid;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

@media (min-width: 820px) {
  .plans {
    grid-template-columns: repeat(2, 1fr);
    align-items: stretch;
  }

  .plans--three {
    grid-template-columns: repeat(3, 1fr);
  }
}

.u-mt {
  margin-top: 1.5rem;
}

.plan {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: clamp(1.5rem, 3vw, 2.25rem);
}

.plan--featured {
  border: 2px solid var(--teal);
  box-shadow: 0 24px 48px -28px rgba(14, 74, 82, 0.4);
}

.plan--muted {
  background: transparent;
  border-style: dashed;
}

.plan__flag {
  align-self: flex-start;
  font-family: var(--font-label);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #fff;
  background: var(--teal);
  border-radius: 999px;
  padding: 0.25rem 0.8rem;
  margin-bottom: 1rem;
}

.plan__flag--soon {
  background: transparent;
  color: var(--muted);
  border: 1px dashed var(--line-strong);
}

.plan__name {
  margin-bottom: 0.25rem;
}

.plan__price {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 2.8rem);
  line-height: 1;
  margin: 0.75rem 0 0.25rem;
}

.plan__price small {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--muted);
}

.plan__blurb {
  color: var(--muted);
  font-size: 0.98rem;
}

.plan .checklist {
  flex: 1;
  margin-bottom: 1.75rem;
}

.plan__foot {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--muted);
  text-align: center;
}

/* --------------------------------------------------------------------------
   Steps (About — a real sequence, so numerals carry meaning)
   -------------------------------------------------------------------------- */

.steps {
  display: grid;
  gap: 2rem;
  margin-top: 2.5rem;
  counter-reset: step;
}

@media (min-width: 900px) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step {
  counter-increment: step;
  border-top: 2px solid var(--ink);
  padding-top: 1.25rem;
}

.step::before {
  content: "0" counter(step);
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.2rem);
  line-height: 1;
  color: var(--red-soft);
  margin-bottom: 0.75rem;
}

.step p {
  color: var(--muted);
  margin: 0;
}

.band .step {
  border-top-color: rgba(248, 247, 245, 0.4);
}

.band .step p {
  color: rgba(242, 239, 233, 0.75);
}

/* --------------------------------------------------------------------------
   Prose blocks / FAQ / contact
   -------------------------------------------------------------------------- */

.prose {
  max-width: 42em;
}

.prose p {
  margin-bottom: 1.25em;
}

.faq {
  margin-top: 2rem;
  border-top: 1px solid var(--line-strong);
}

.faq details {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 0;
  font-size: 1.08rem;
  font-weight: 500;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  flex: none;
  font-family: var(--font-display);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--coral);
  transition: transform 0.2s ease;
}

.faq details[open] summary::after {
  transform: rotate(45deg);
}

.faq details > p,
.faq details > div {
  margin: 0;
  padding: 0 0 1.25rem;
  color: var(--muted);
  max-width: 42em;
}

.contact-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  margin-top: 2rem;
}

.contact-card dl {
  margin: 0;
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .contact-card dl {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-card dt {
  font-family: var(--font-label);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

.contact-card dd {
  margin: 0;
  font-size: 1.05rem;
}

/* --------------------------------------------------------------------------
   Page hero (inner pages)
   -------------------------------------------------------------------------- */

.page-hero {
  padding-block: clamp(3rem, 7vw, 5rem) clamp(1.5rem, 4vw, 2.5rem);
  border-bottom: 1px solid var(--line);
}

/* --------------------------------------------------------------------------
   CTA band + footer
   -------------------------------------------------------------------------- */

.cta-band {
  text-align: center;
}

.cta-band .container {
  max-width: 760px;
}

.cta-band .btn {
  margin-top: 1.5rem;
}

.site-footer {
  background: var(--ink);
  color: rgba(248, 247, 245, 0.75);
  padding-block: clamp(2.5rem, 6vw, 4rem) 1.75rem;
  font-size: 0.92rem;
}

.site-footer__grid {
  display: grid;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(248, 247, 245, 0.15);
}

@media (min-width: 820px) {
  .site-footer__grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.site-footer__brand img {
  width: 128px;
  margin-bottom: 1rem;
}

.site-footer h3 {
  font-family: var(--font-label);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(248, 247, 245, 0.5);
  margin-bottom: 0.9rem;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer li {
  margin-bottom: 0.5rem;
}

.site-footer a {
  color: rgba(248, 247, 245, 0.85);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--teal-light);
  text-decoration: underline;
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1.5rem;
  font-size: 0.85rem;
  color: rgba(248, 247, 245, 0.5);
}

.site-footer__legal p {
  margin: 0;
}

/* --------------------------------------------------------------------------
   Reveal on scroll — only when JS is present; motion respected
   -------------------------------------------------------------------------- */

@media (prefers-reduced-motion: no-preference) {
  html.js .reveal {
    opacity: 0;
    transform: translateY(18px);
    transition:
      opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
      transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    transition-delay: var(--delay, 0s);
  }

  html.js .reveal.is-visible {
    opacity: 1;
    transform: none;
  }
}