/* ============================================================
   ALEXANDRINA NAILS UK — STYLES — DARK ATELIER
   Mobile-first. Single breakpoint at 640px.
   Edit :root tokens to update the entire site.
   ============================================================ */

/* === DESIGN TOKENS ========================================= */
:root {
  /* Surfaces */
  --bg:           #0E0D0C;
  --bg-alt:       #161412;
  --surface:      #1A1815;
  --surface-2:    #201E1B;
  --footer-bg:    #080807;

  /* Text */
  --text:         #EDE8E0;
  --muted:        #7A7570;
  --champagne:    #E8D5B0;

  /* Accent */
  --accent:       #C9A96E;
  --accent-dim:   rgba(201,169,110,0.12);

  /* Borders */
  --border:       rgba(201,169,110,0.18);
  --border-mid:   rgba(201,169,110,0.28);
  --border-solid: rgba(201,169,110,0.22);

  /* Buttons */
  --btn-bg:       var(--accent);
  --btn-text:     #0E0D0C;

  /* Typography */
  --font-head: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', system-ui, -apple-system, sans-serif;

  /* Spacing */
  --sp-xs: 0.5rem;
  --sp-sm: 1rem;
  --sp-md: 1.75rem;
  --sp-lg: 3rem;
  --sp-xl: 5rem;

  /* Layout */
  --max-w:  600px;
  --pad-x:  1.25rem;
  --radius: 4px;
}

/* === RESET ================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img    { display: block; max-width: 100%; height: auto; }
a      { color: inherit; text-decoration: none; }
ul     { list-style: none; }
button { font-family: var(--font-body); cursor: pointer; }

/* === TYPOGRAPHY ============================================ */
h1, h2, h3 {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.15;
  color: var(--text);
}

h1 { font-size: clamp(2.5rem, 8vw, 4rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.875rem, 5.5vw, 2.75rem); }
h3 { font-size: 1.25rem; font-family: var(--font-head); font-weight: 600; }
p  { line-height: 1.65; }

.eyebrow {
  display: block;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

/* === LAYOUT ================================================ */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}

section {
  padding-block: var(--sp-lg);
}

section.alt {
  background-color: var(--bg-alt);
}

/* === BUTTONS =============================================== */
.btn {
  display: block;
  width: 100%;
  padding: 1rem 1.5rem;
  background-color: var(--accent);
  color: #0E0D0C;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-align: center;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(201,169,110,0.30);
}

.btn:active {
  transform: translateY(0);
  box-shadow: none;
}


.btn-outline {
  display: block;
  width: 100%;
  padding: 0.875rem 1.5rem;
  background: transparent;
  color: var(--champagne);
  border: 1.5px solid var(--border-mid);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-align: center;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.22s ease;
}

.btn-outline:hover,
.btn-outline:focus-visible {
  background-color: rgba(201,169,110,0.07);
  border-color: var(--accent);
  transform: translateY(-2px);
}

/* === MICRO-COPY ============================================ */
.trust-note {
  font-size: 0.75rem;
  color: var(--muted);
  text-align: center;
}

.reassurance {
  font-size: 0.72rem;
  color: var(--muted);
  text-align: center;
  margin-top: 0.75rem;
  letter-spacing: 0.03em;
}

/* === INCLUDES LIST ========================================= */
.includes-list {
  margin-block: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.includes-list li {
  font-size: 0.875rem;
  color: var(--muted);
  padding-left: 1.375rem;
  position: relative;
  line-height: 1.5;
}

.includes-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.38em;
  width: 11px;
  height: 11px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' fill='none' stroke='%23C9A96E' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='2,6 5,9 10,3'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
}

/* === CALLOUT BOX =========================================== */
.callout {
  background-color: rgba(201,169,110,0.05);
  border: 1px solid var(--border);
  border-left: 2px solid var(--accent);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-top: var(--sp-md);
}

.callout p {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.65;
}

.callout strong { color: var(--champagne); }

/* === OFFER CARDS =========================================== */
.offers-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: var(--sp-md);
}

.offer-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.5rem;
}

/* === PROOF GRID ============================================ */
.proof-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-top: var(--sp-md);
}

.proof-grid img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 3px;
  display: block;
}

/* === FAQ =================================================== */
.faq details {
  border-top: 1px solid var(--border);
  padding-block: 1rem;
}

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

.faq summary {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--champagne);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

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

.faq summary::after {
  content: '';
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23C9A96E' stroke-width='1.5' stroke-linecap='round'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  transition: transform 0.22s ease;
}

.faq details[open] summary::after {
  transform: rotate(180deg);
}

.faq-answer {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.65;
  margin-top: 0.75rem;
  padding-right: 1.5rem;
}


/* === CTA STACK ============================================= */
.cta-stack {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* === FOOTER ================================================ */
footer {
  background-color: var(--footer-bg);
  border-top: 1px solid rgba(201,169,110,0.14);
}

.footer-inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding: var(--sp-lg) var(--pad-x);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  text-align: center;
}

.footer-logo {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid rgba(201,169,110,0.2);
  opacity: 0.70;
}

.footer-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.625rem;
}

.footer-refund {
  font-size: 0.68rem;
  color: rgba(122,117,112,0.55);
  max-width: 36ch;
  line-height: 1.55;
}