/* ==========================================================================
   Superstition Manufacturing Company — Design System
   Light, warm, precision-focused. Built from scratch, no framework.
   ========================================================================== */

/* -----------------------------
   1. Design tokens
   ----------------------------- */
:root {
  /* Color */
  --color-bg: #F5F3EE;
  --color-surface: #FFFFFF;
  --color-text: #1C1C1A;
  --color-text-muted: #6C6A63;
  --color-border: #D8D4CA;
  --color-accent: #9A5B32;
  --color-accent-dark: #7E4A28;
  --color-button-bg: #1F1F1D;
  --color-button-bg-hover: #333330;
  --color-button-text: #FFFFFF;
  --color-danger: #A13B2C;

  /* Typography */
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --fs-xs: 0.8125rem;
  --fs-sm: 0.9375rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.375rem;
  --fs-xl: 1.75rem;
  --fs-2xl: 2.25rem;
  --fs-3xl: 3rem;
  --fs-4xl: 3.75rem;

  --lh-tight: 1.15;
  --lh-snug: 1.35;
  --lh-normal: 1.6;

  /* Spacing scale (4px base) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --space-10: 8rem;

  /* Radius scale (restrained) */
  --radius-sm: 3px;
  --radius-md: 6px;
  --radius-lg: 10px;

  /* Shadow (subtle only) */
  --shadow-sm: 0 1px 2px rgba(28, 28, 26, 0.05);
  --shadow-md: 0 4px 16px rgba(28, 28, 26, 0.07);
  --shadow-lg: 0 12px 32px rgba(28, 28, 26, 0.10);

  /* Layout */
  --container-width: 1240px;
  --container-pad: clamp(1.25rem, 4vw, 2.5rem);
  --header-height: 76px;

  /* Motion */
  --transition-fast: 160ms ease;
  --transition-base: 200ms ease;
}

/* -----------------------------
   2. Reset
   ----------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

html, body {
  padding: 0;
  margin: 0;
  overflow-x: hidden;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
}

ul, ol { margin: 0; padding: 0; list-style: none; }

h1, h2, h3, h4, h5, h6 { margin: 0; font-family: var(--font-display); font-weight: 700; letter-spacing: -0.01em; }

p { margin: 0; }

input, textarea, select {
  font-family: inherit;
  font-size: var(--fs-base);
}

/* Base focus visibility across all interactive elements */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* -----------------------------
   3. Layout helpers
   ----------------------------- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: var(--space-9);
}

.section--tight { padding-block: var(--space-8); }

.section--bordered {
  border-top: 1px solid var(--color-border);
}

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

.section-heading {
  max-width: 640px;
  margin-bottom: var(--space-6);
}

.section-heading--center {
  margin-inline: auto;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.h1 { font-size: var(--fs-4xl); line-height: var(--lh-tight); }
.h2 { font-size: var(--fs-2xl); line-height: var(--lh-tight); }
.h3 { font-size: var(--fs-lg); line-height: var(--lh-snug); }

.lede {
  font-size: var(--fs-md);
  color: var(--color-text-muted);
  line-height: var(--lh-normal);
}

.text-muted { color: var(--color-text-muted); }

@media (max-width: 640px) {
  .h1 { font-size: var(--fs-3xl); }
  .h2 { font-size: var(--fs-xl); }
}

/* -----------------------------
   4. Buttons
   ----------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 48px;
  padding-inline: var(--space-6);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  white-space: nowrap;
  transition: background-color var(--transition-base), border-color var(--transition-base), color var(--transition-base), transform var(--transition-fast);
}

.btn:active { transform: translateY(1px); }

.btn-primary {
  background-color: var(--color-button-bg);
  color: var(--color-button-text);
  border-color: var(--color-button-bg);
}
.btn-primary:hover { background-color: var(--color-button-bg-hover); border-color: var(--color-button-bg-hover); }

.btn-secondary {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-secondary:hover { border-color: var(--color-text); }

.btn-outline-accent {
  background-color: transparent;
  color: var(--color-accent-dark);
  border-color: var(--color-accent);
}
.btn-outline-accent:hover { background-color: var(--color-accent); color: #fff; }

.btn:disabled,
.btn[aria-disabled="true"] {
  background-color: var(--color-border);
  border-color: var(--color-border);
  color: var(--color-text-muted);
  cursor: not-allowed;
}
.btn:disabled:hover,
.btn[aria-disabled="true"]:hover { background-color: var(--color-border); }

.btn--full { width: 100%; }
.btn--sm { height: 40px; padding-inline: var(--space-5); font-size: var(--fs-xs); }

/* -----------------------------
   5. Header
   ----------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: rgba(245, 243, 238, 0.92);
  backdrop-filter: saturate(140%) blur(6px);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 700;
  font-size: var(--fs-md);
  flex-shrink: 0;
  transition: opacity var(--transition-fast);
}
.brand:hover { opacity: 0.75; }

.brand__logo {
  height: 52px;
  width: auto;
}

.nav-primary {
  display: none;
}

@media (min-width: 900px) {
  .nav-primary {
    display: flex;
    align-items: center;
    gap: var(--space-7);
  }
  .nav-primary a {
    position: relative;
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--color-text);
    padding-block: var(--space-2);
    transition: color var(--transition-fast);
  }
  .nav-primary a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -1px;
    height: 2px;
    background-color: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
  }
  .nav-primary a:hover { color: var(--color-accent-dark); }
  .nav-primary a:hover::after,
  .nav-primary a[aria-current="page"]::after { transform: scaleX(1); }
  .nav-primary a[aria-current="page"] { color: var(--color-accent-dark); }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.header-actions .btn { display: none; }
@media (min-width: 900px) {
  .header-actions .btn { display: inline-flex; }
}

/* Mobile menu toggle */
.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}
.menu-toggle:hover { border-color: var(--color-text); }
.menu-toggle svg { width: 20px; height: 20px; }

@media (min-width: 900px) {
  .menu-toggle { display: none; }
}

.menu-toggle .icon-close { display: none; }
.menu-toggle[aria-expanded="true"] .icon-open { display: none; }
.menu-toggle[aria-expanded="true"] .icon-close { display: block; }

/* Mobile nav panel */
.nav-mobile {
  display: none;
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg);
}
.nav-mobile[data-open="true"] { display: block; }

.nav-mobile .container {
  padding-block: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.nav-mobile a {
  padding: var(--space-3) var(--space-2);
  font-size: var(--fs-md);
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}
.nav-mobile a:hover,
.nav-mobile a[aria-current="page"] { background-color: var(--color-surface); color: var(--color-accent-dark); }

.nav-mobile .btn { margin-top: var(--space-3); }

@media (min-width: 900px) {
  .nav-mobile { display: none !important; }
}

/* -----------------------------
   6. Hero
   ----------------------------- */
.hero {
  padding-block: var(--space-9) var(--space-8);
}

.hero__grid {
  display: grid;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 900px) {
  .hero__grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: var(--space-9);
  }
}

.hero__copy .h1 { margin-bottom: var(--space-5); }
.hero__copy .lede { margin-bottom: var(--space-6); max-width: 46ch; }

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.hero__image {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
}

/* -----------------------------
   7. Image placeholder (shared)
   ----------------------------- */
.image-placeholder {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  background:
    linear-gradient(135deg, #EFECE4 0%, #E7E3D8 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: border-color var(--transition-base);
}

.image-placeholder--square { aspect-ratio: 1 / 1; }

.image-placeholder__mark {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.16;
}
.image-placeholder__mark svg { width: 34%; height: 34%; }

.image-placeholder__label {
  position: relative;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  background-color: rgba(255, 255, 255, 0.7);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.image-placeholder img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* -----------------------------
   8. Product cards + grid
   ----------------------------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1280px) {
  .product-grid--four { grid-template-columns: repeat(4, 1fr); }
}

.product-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.product-card:hover {
  border-color: #C7C2B5;
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.product-card__media { position: relative; }
.product-card__media .image-placeholder { border-radius: 0; border-width: 0 0 1px 0; }

.product-card__badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
}

.product-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--space-5);
  gap: var(--space-2);
}

.product-card__category {
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.product-card__name {
  font-size: var(--fs-md);
  font-weight: 700;
  line-height: var(--lh-snug);
}

.product-card__desc {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: var(--lh-normal);
  flex: 1;
}

.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.product-card__price {
  font-size: var(--fs-md);
  font-weight: 700;
}

.product-card__link {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  transition: color var(--transition-fast), gap var(--transition-fast);
}
.product-card__link:hover { color: var(--color-accent-dark); gap: var(--space-2); }

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: var(--space-1) var(--space-3);
  border-radius: 999px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

.badge--accent {
  background-color: #FFFFFF;
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
}

/* -----------------------------
   9. Brand / feature sections
   ----------------------------- */
.split {
  display: grid;
  gap: var(--space-7);
  align-items: center;
}

@media (min-width: 900px) {
  .split { grid-template-columns: 1fr 1fr; gap: var(--space-9); }
  .split--reverse .split__media { order: 2; }
}

.cta-band {
  text-align: center;
  padding-block: var(--space-9);
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.cta-band .h2 { margin-bottom: var(--space-5); }

/* -----------------------------
   10. Product detail page
   ----------------------------- */
.breadcrumb {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}
.breadcrumb a { color: var(--color-text-muted); transition: color var(--transition-fast); }
.breadcrumb a:hover { color: var(--color-accent-dark); }

.product-detail__grid {
  display: grid;
  gap: var(--space-8);
  margin-bottom: var(--space-9);
}

@media (min-width: 900px) {
  .product-detail__grid { grid-template-columns: 1fr 1fr; gap: var(--space-9); }
}

/* Real product photo container (used once actual photography is available) */
.product-media {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.product-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-3);
}
.gallery-thumbs .image-placeholder { aspect-ratio: 1/1; }
.gallery-thumbs .image-placeholder__label { display: none; }

.gallery-thumb {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  padding: 0;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.gallery-thumb:hover { border-color: #C7C2B5; }
.gallery-thumb.is-active {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}

.product-detail__category {
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.product-detail__name {
  font-size: var(--fs-2xl);
  margin-bottom: var(--space-4);
}

.product-detail__badges {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.product-detail__price {
  font-size: var(--fs-xl);
  font-weight: 700;
  margin-bottom: var(--space-5);
}

.product-detail__desc {
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  max-width: 54ch;
}

.product-detail__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-7);
}

.info-sections {
  display: grid;
  gap: var(--space-7);
}

@media (min-width: 768px) {
  .info-sections { grid-template-columns: repeat(2, 1fr); }
}

.info-block {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.info-block__title {
  font-size: var(--fs-base);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.info-block__placeholder {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  font-style: italic;
}

.spec-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.spec-list li {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  font-size: var(--fs-sm);
  padding-block: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}
.spec-list li:last-child { border-bottom: none; }
.spec-list .spec-label { color: var(--color-text-muted); }
.spec-list .spec-value { font-weight: 600; text-align: right; }

.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-5);
}
.faq-item:first-child { padding-top: 0; }
.faq-item:last-child { border-bottom: none; padding-bottom: 0; }
.faq-item__q { font-weight: 700; margin-bottom: var(--space-2); }
.faq-item__a { color: var(--color-text-muted); font-size: var(--fs-sm); }

.disclaimer-note {
  margin-top: var(--space-8);
  padding: var(--space-5);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  text-align: center;
}

/* -----------------------------
   11. Forms (Contact)
   ----------------------------- */
.contact-layout {
  display: grid;
  gap: var(--space-8);
}

@media (min-width: 900px) {
  .contact-layout { grid-template-columns: 1.1fr 0.9fr; gap: var(--space-9); }
}

.form-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
}

.form-row {
  display: grid;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
}

@media (min-width: 560px) {
  .form-row--split { grid-template-columns: 1fr 1fr; }
}

.form-field label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.form-field input:hover,
.form-field textarea:hover { border-color: #C7C2B5; }

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-surface);
}

.form-field textarea { resize: vertical; min-height: 140px; }

.form-note {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-4);
}

.form-status {
  margin-top: var(--space-4);
  font-size: var(--fs-sm);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg);
  display: none;
}
.form-status[data-visible="true"] { display: block; }

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-info__item {
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}
.contact-info__item:last-child { border-bottom: none; padding-bottom: 0; }
.contact-info__label {
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

/* -----------------------------
   12. Footer
   ----------------------------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-8) var(--space-6);
}

.site-footer__top {
  display: flex;
  flex-direction: column;
  gap: var(--space-7);
  margin-bottom: var(--space-7);
}

@media (min-width: 768px) {
  .site-footer__top { flex-direction: row; justify-content: space-between; align-items: flex-start; }
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 700;
}
.footer-brand__logo { height: 40px; width: auto; }

.footer-nav {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
}
.footer-nav a {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}
.footer-nav a:hover { color: var(--color-accent-dark); }

.site-footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

@media (min-width: 768px) {
  .site-footer__bottom { flex-direction: row; justify-content: space-between; }
}

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

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -60px;
  background-color: var(--color-button-bg);
  color: var(--color-button-text);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  z-index: 100;
  transition: top var(--transition-base);
}
.skip-link:focus { top: var(--space-4); }

.flex-center { display: flex; align-items: center; justify-content: center; }

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