/* ============================================================
   SLEEPINTEN — Design System
   Mobile-first. Single-column direct-response. Lighthouse-95+ target.
   ============================================================ */

/* ---------- Tokens ---------------------------------------- */
:root {
  /* Palette */
  --deep-night: #0B1026;
  --panel: #1C2444;
  --warm-paper: #F5EFE0;
  --candle-amber: #E8A13D;
  --candle-amber-hover: #F2B45A;
  --candle-amber-active: #C88626;
  --moonlight: #7C89B8;

  /* Semantic */
  --bg: var(--deep-night);
  --surface: var(--panel);
  --text: var(--warm-paper);
  --text-muted: var(--moonlight);
  --cta: var(--candle-amber);
  --cta-ink: #1a0f00;
  --focus-ring: #F2B45A;

  /* Type */
  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Helvetica Neue", Arial, sans-serif;

  /* Type scale (mobile) — fluid via clamp for larger screens */
  --fs-hero: clamp(2rem, 6.4vw, 3.75rem);      /* 32 → 60 */
  --fs-h1:   clamp(1.75rem, 5vw, 2.75rem);     /* 28 → 44 */
  --fs-h2:   clamp(1.375rem, 3.6vw, 2rem);     /* 22 → 32 */
  --fs-h3:   clamp(1.125rem, 2.6vw, 1.375rem); /* 18 → 22 */
  --fs-body: 1.0625rem;                        /* 17 */
  --fs-lead: 1.1875rem;                        /* 19 */
  --fs-small: 0.9375rem;                       /* 15 */
  --fs-micro: 0.8125rem;                       /* 13 */
  --lh-body: 1.6;
  --lh-tight: 1.15;

  /* Space */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.5rem;
  --sp-6: 2rem;
  --sp-7: 3rem;
  --sp-8: 4rem;
  --sp-9: 6rem;

  /* Layout */
  --content-max: 40rem;   /* 640px single column DR */
  --content-wide: 52rem;  /* 832px for wider modules */
  --radius: 10px;
  --radius-lg: 14px;
  --border: 1px solid rgba(124, 137, 184, 0.22);
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.35);
  --shadow-cta: 0 6px 18px rgba(232, 161, 61, 0.35);

  /* Motion */
  --dur-fast: 140ms;
  --dur: 220ms;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

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

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: var(--lh-tight);
  letter-spacing: -0.01em;
  margin: 0 0 var(--sp-4);
  color: var(--text);
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

p { margin: 0 0 var(--sp-4); }

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

hr {
  border: 0;
  border-top: var(--border);
  margin: var(--sp-6) 0;
}

::selection { background: var(--candle-amber); color: var(--cta-ink); }

/* ---------- Keyboard focus ------------------------------- */
:focus { outline: none; }
:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--warm-paper);
  color: var(--deep-night);
  padding: var(--sp-3) var(--sp-4);
  z-index: 100;
}
.skip-link:focus { left: var(--sp-3); top: var(--sp-3); }

/* ---------- Layout --------------------------------------- */
.container {
  width: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--sp-5);
}
.container--wide { max-width: var(--content-wide); }

.section {
  padding-block: var(--sp-7);
}
@media (min-width: 48rem) {
  .section { padding-block: var(--sp-8); }
}

/* Single-column direct-response body: everything stacks, generous rhythm */
.dr {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--sp-5);
}
.dr > * + * { margin-top: var(--sp-5); }
.dr h2 { margin-top: var(--sp-7); }
.dr h3 { margin-top: var(--sp-6); }
.dr .lead { font-size: var(--fs-lead); color: var(--text); }
.dr img { border-radius: var(--radius); box-shadow: var(--shadow-soft); }

/* Utility */
.text-center { text-align: center; }
.muted { color: var(--text-muted); }
.small { font-size: var(--fs-small); }
.micro { font-size: var(--fs-micro); }
.mt-0 { margin-top: 0 !important; }

/* ---------- CTA (amber button) --------------------------- */
.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  min-height: 3.5rem;             /* 56px touch target */
  padding: var(--sp-4) var(--sp-6);
  background: var(--cta);
  color: var(--cta-ink);
  font-family: var(--font-body);
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0.005em;
  text-decoration: none;
  text-align: center;
  border: 0;
  border-radius: var(--radius);
  box-shadow: var(--shadow-cta);
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease),
              background-color var(--dur-fast) var(--ease),
              box-shadow var(--dur-fast) var(--ease);
}
.cta:hover { background: var(--candle-amber-hover); color: var(--cta-ink); }
.cta:active { background: var(--candle-amber-active); transform: translateY(1px); }
.cta[disabled], .cta[aria-disabled="true"] {
  opacity: 0.55; cursor: not-allowed; box-shadow: none;
}

.cta--block { display: flex; width: 100%; }
.cta--lg { min-height: 4rem; font-size: 1.25rem; padding: var(--sp-5) var(--sp-6); }
.cta--ghost {
  background: transparent;
  color: var(--candle-amber);
  border: 1px solid var(--candle-amber);
  box-shadow: none;
}
.cta--ghost:hover { background: rgba(232, 161, 61, 0.12); color: var(--candle-amber-hover); }

.cta-subtext {
  display: block;
  margin-top: var(--sp-2);
  font-size: var(--fs-small);
  color: var(--text-muted);
  text-align: center;
}

@media (prefers-reduced-motion: reduce) {
  .cta { transition: none; }
  .cta:active { transform: none; }
}

/* ---------- Order box ------------------------------------ */
.order-box {
  background: var(--surface);
  border: var(--border);
  border-radius: var(--radius-lg);
  padding: var(--sp-6);
  box-shadow: var(--shadow-soft);
}
.order-box__title {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  margin: 0 0 var(--sp-4);
}
.order-box__price {
  display: flex;
  align-items: baseline;
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
}
.order-box__price-now {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--candle-amber);
  line-height: 1;
}
.order-box__price-was {
  color: var(--text-muted);
  text-decoration: line-through;
  font-size: 1.125rem;
}
.order-box__list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--sp-5);
}
.order-box__list li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: var(--sp-3);
}
.order-box__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.75rem;
  height: 0.4rem;
  border-left: 2px solid var(--candle-amber);
  border-bottom: 2px solid var(--candle-amber);
  transform: rotate(-45deg);
}
.order-box__bump {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
  padding: var(--sp-4);
  margin-bottom: var(--sp-5);
  background: rgba(232, 161, 61, 0.08);
  border: 1px dashed rgba(232, 161, 61, 0.5);
  border-radius: var(--radius);
  cursor: pointer;
}
.order-box__bump input[type="checkbox"] {
  margin-top: 0.2rem;
  width: 1.25rem;
  height: 1.25rem;
  accent-color: var(--candle-amber);
  flex-shrink: 0;
}
.order-box__bump-label {
  font-size: var(--fs-small);
  line-height: 1.5;
}
.order-box__bump-label strong { color: var(--candle-amber); }
.order-box__fineprint {
  margin-top: var(--sp-4);
  font-size: var(--fs-micro);
  color: var(--text-muted);
  text-align: center;
}

/* ---------- Guarantee seal ------------------------------- */
.guarantee {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--sp-5);
  align-items: center;
  padding: var(--sp-6);
  background: var(--surface);
  border: var(--border);
  border-radius: var(--radius-lg);
}
.guarantee__seal {
  width: 6.5rem;
  height: 6.5rem;
  border-radius: 50%;
  border: 2px solid var(--candle-amber);
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--candle-amber);
  font-family: var(--font-display);
  line-height: 1;
  padding: var(--sp-3);
  flex-shrink: 0;
}
.guarantee__seal-num {
  font-size: 2rem;
  display: block;
}
.guarantee__seal-label {
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-top: 0.25rem;
  display: block;
}
.guarantee__title {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  margin: 0 0 var(--sp-2);
}
.guarantee__body { margin: 0; font-size: var(--fs-small); color: var(--text); }

@media (max-width: 30rem) {
  .guarantee {
    grid-template-columns: 1fr;
    text-align: center;
    justify-items: center;
  }
}

/* ---------- FAQ accordion -------------------------------- */
.faq {
  border-top: var(--border);
}
.faq__item {
  border-bottom: var(--border);
}
.faq__q {
  all: unset;
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: var(--sp-5) 0;
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  color: var(--text);
  cursor: pointer;
}
.faq__q:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 4px;
  border-radius: 4px;
}
.faq__icon {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  position: relative;
  color: var(--candle-amber);
}
.faq__icon::before,
.faq__icon::after {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: 1rem;
  height: 2px;
  background: currentColor;
  transform: translate(-50%, -50%);
  transition: transform var(--dur) var(--ease);
}
.faq__icon::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq__item[aria-expanded="true"] .faq__icon::after { transform: translate(-50%, -50%) rotate(0); }

.faq__a {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--dur) var(--ease);
}
.faq__item[aria-expanded="true"] .faq__a { max-height: 40rem; }
.faq__a-inner {
  padding: 0 0 var(--sp-5);
  color: var(--text);
}

@media (prefers-reduced-motion: reduce) {
  .faq__icon::before,
  .faq__icon::after,
  .faq__a { transition: none; }
}

/* ---------- Sticky mobile CTA ---------------------------- */
.sticky-cta {
  position: fixed;
  inset: auto 0 0 0;
  z-index: 50;
  padding: var(--sp-3) var(--sp-4) calc(var(--sp-3) + env(safe-area-inset-bottom));
  background: color-mix(in oklab, var(--deep-night) 92%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: var(--border);
  transform: translateY(120%);
  transition: transform var(--dur) var(--ease);
}
.sticky-cta.is-visible { transform: translateY(0); }
.sticky-cta .cta { width: 100%; min-height: 3.25rem; }
.sticky-cta__price {
  display: block;
  text-align: center;
  font-size: var(--fs-micro);
  color: var(--text-muted);
  margin-top: var(--sp-2);
}

@media (min-width: 48rem) {
  .sticky-cta { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .sticky-cta { transition: none; }
}

/* Add bottom padding on mobile so sticky bar doesn't cover last content */
@media (max-width: 47.9375rem) {
  body.has-sticky-cta { padding-bottom: 5.5rem; }
}

/* ---------- Descending waveform divider ------------------ */
.waveform {
  display: block;
  width: 100%;
  max-width: 32rem;
  margin: var(--sp-6) auto;
  height: 3rem;
  overflow: visible;
  color: var(--candle-amber);
  opacity: 0.85;
}
.waveform__path {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.25;
  stroke-linecap: round;
  stroke-dasharray: 1200;
  stroke-dashoffset: 1200;
  animation: waveform-draw 2400ms var(--ease) forwards;
}

@keyframes waveform-draw {
  to { stroke-dashoffset: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .waveform__path {
    stroke-dasharray: none;
    stroke-dashoffset: 0;
    animation: none;
  }
}

/* ---------- Funnel progress (Step X of 3) ---------------- */
.progress {
  max-width: 22rem;
  margin: 0 auto var(--sp-6);
  padding: var(--sp-4) var(--sp-5);
  text-align: center;
}
.progress__list {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  list-style: none;
  padding: 0;
  margin: 0 0 var(--sp-3);
  position: relative;
}
/* Connector line behind the dots */
.progress__list::before {
  content: "";
  position: absolute;
  left: 1.1rem; right: 1.1rem; top: 50%;
  height: 1px;
  background: rgba(124,137,184,.3);
  z-index: 0;
}
.progress__list li {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
  position: relative;
  z-index: 1;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.progress__dot {
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--text-muted);
  display: grid;
  place-items: center;
}
.progress__list li[data-state="done"] .progress__dot {
  background: var(--candle-amber);
  border-color: var(--candle-amber);
}
.progress__list li[data-state="done"] .progress__dot::after {
  content: "";
  width: 0.4rem; height: 0.2rem;
  border-left: 2px solid var(--cta-ink);
  border-bottom: 2px solid var(--cta-ink);
  transform: rotate(-45deg) translate(1px, -1px);
}
.progress__list li[aria-current="step"] .progress__dot {
  background: var(--candle-amber);
  border-color: var(--candle-amber);
  box-shadow: 0 0 0 4px rgba(232,161,61,.18);
}
.progress__list li[aria-current="step"] {
  color: var(--warm-paper);
}
.progress__count {
  font-size: var(--fs-small);
  color: var(--text-muted);
  margin: 0;
  letter-spacing: 0.04em;
}
.progress__count strong {
  color: var(--warm-paper);
  font-weight: 500;
}

/* ---------- Legal pages ---------------------------------- */
.legal {
  max-width: 44rem;
  margin-inline: auto;
  padding: var(--sp-6) var(--sp-5);
  font-size: 1.0625rem;
  line-height: 1.7;
}
.legal__kicker {
  font-size: 0.75rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--candle-amber);
  margin: 0 0 var(--sp-2);
}
.legal h1 {
  font-size: clamp(1.75rem, 4.5vw, 2.5rem);
  margin: 0 0 var(--sp-2);
}
.legal__meta {
  color: var(--text-muted);
  font-size: var(--fs-small);
  margin: 0 0 var(--sp-6);
}
.legal h2 {
  font-size: 1.375rem;
  margin: var(--sp-7) 0 var(--sp-3);
  scroll-margin-top: 1rem;
}
.legal h3 {
  font-size: 1.125rem;
  color: var(--candle-amber);
  margin: var(--sp-5) 0 var(--sp-2);
}
.legal p { margin: 0 0 var(--sp-4); }
.legal ul, .legal ol { padding-left: 1.25rem; margin: 0 0 var(--sp-4); }
.legal li { margin-bottom: var(--sp-2); }
.legal__toc {
  background: var(--surface);
  border: var(--border);
  border-radius: var(--radius-lg);
  padding: var(--sp-4) var(--sp-5);
  margin-bottom: var(--sp-6);
}
.legal__toc-title {
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 var(--sp-3);
}
.legal__toc ol {
  list-style: none;
  padding: 0;
  margin: 0;
  columns: 2;
  column-gap: var(--sp-5);
}
@media (max-width: 32rem) { .legal__toc ol { columns: 1; } }
.legal__toc li { break-inside: avoid; margin-bottom: var(--sp-2); }
.legal__toc a { color: var(--warm-paper); text-decoration: none; }
.legal__toc a:hover { color: var(--candle-amber); }
.legal__callout {
  background: rgba(232,161,61,.08);
  border-left: 3px solid var(--candle-amber);
  padding: var(--sp-4) var(--sp-5);
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: var(--sp-5) 0;
}
.legal__callout p:last-child { margin-bottom: 0; }
.legal a { color: var(--candle-amber); }

@media print {
  .legal { max-width: none; padding: 0; color: #000; background: #fff; font-size: 11pt; }
  .legal h1, .legal h2, .legal h3 { color: #000; }
  .legal__toc { background: none; border: 1px solid #999; }
  .legal a { color: #000; text-decoration: underline; }
  .site-footer, .skip-link { display: none; }
}

/* ---------- Footer / disclaimer -------------------------- */
.site-footer {
  padding: var(--sp-7) var(--sp-5);
  border-top: var(--border);
  color: var(--text-muted);
  font-size: var(--fs-micro);
  text-align: center;
}
.site-footer p { margin: 0 auto var(--sp-3); max-width: 40rem; }
.site-footer a { color: var(--text-muted); }
.site-footer a:hover { color: var(--warm-paper); }

/* ---------- Print ---------------------------------------- */
@media print {
  .sticky-cta, .waveform { display: none; }
  body { background: #fff; color: #000; }
}