/*
  Green Shades Coffee Co — Core Styles
  Mobile-first, responsive, reusable CSS for all pages
*/

/* 1) CSS Reset (modern, minimal) */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html:focus-within { scroll-behavior: smooth; }
html, body { height: 100%; }
body { 
  -webkit-font-smoothing: antialiased; 
  text-rendering: optimizeLegibility;
  display: flex;
  flex-direction: column;
  min-height: 100%;
}
img, picture, video, canvas, svg { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; }
:target { scroll-margin-top: 4rem; }

/* Sticky footer - main content expands to push footer down */
#content,
main {
  flex: 1;
}

/* 2) Theme Tokens */
:root {
  /* Colors */
  --color-green-700: #1b5e20; /* deep green */
  --color-green-600: #2e7d32;
  --color-green-400: #43a047;
  --color-brown-700: #4e342e; /* dark roast */
  --color-brown-500: #6b4f3b;
  --color-cream-50: #f7f4ec; /* base background */
  --color-gold-500: #c9a227; /* accent */
  --color-text-900: #111827; /* near-black */
  --color-text-700: #374151;
  --color-text-500: #6b7280;
  --color-border: #e5e7eb;
  --color-white: #ffffff;

  /* Typography */
  --font-sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  --font-serif: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;

  /* Type scale (fluid) */
  --step--1: clamp(0.78rem, 0.74rem + 0.21vw, 0.88rem);
  --step-0: clamp(0.94rem, 0.88rem + 0.30vw, 1.00rem);
  --step-1: clamp(1.13rem, 1.03rem + 0.47vw, 1.25rem);
  --step-2: clamp(1.35rem, 1.20rem + 0.69vw, 1.56rem);
  --step-3: clamp(1.62rem, 1.39rem + 0.99vw, 1.95rem);
  --step-4: clamp(1.94rem, 1.60rem + 1.41vw, 2.44rem);
  --step-5: clamp(2.33rem, 1.84rem + 2.00vw, 3.05rem);

  /* Spacing scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;

  /* Layout */
  --content-max: 1200px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 10px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 24px rgba(0,0,0,0.12);
}

/* 3) Base Elements */
body {
  font-family: var(--font-sans);
  font-size: var(--step-0);
  color: var(--color-text-900);
  line-height: 1.6;
  background: var(--color-cream-50);
}

h1 { font-size: var(--step-5); line-height: 1.1; letter-spacing: -0.01em; }
h2 { font-size: var(--step-4); line-height: 1.15; letter-spacing: -0.01em; }
h3 { font-size: var(--step-3); line-height: 1.2; }
h4 { font-size: var(--step-2); }
p, ul, ol { font-size: var(--step-0); color: var(--color-text-700); }
a { color: var(--color-green-600); text-decoration: none; }
a:hover { text-decoration: underline; }

/* 4) Utilities */
.container { width: min(100% - 2rem, var(--content-max)); margin-inline: auto; }
.section { padding-block: var(--space-12); }
.section--tight { padding-block: var(--space-8); }
.section--alt { background: var(--color-white); }
.center { display: grid; place-items: center; }
.flow > * + * { margin-top: var(--space-4); }
.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; }

/* Utility: flex row alignment and gaps */
.flex { display: flex; justify-content: center; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: start; }
.justify-start { justify-content: start; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* Utility: grid auto-flow column */
.grid-flow-col { grid-auto-flow: column; }

/* Utility: max-content width for inline grids/rows */
.w-max { width: max-content; }

/* Utility: simple list reset */
.list-none { list-style: none; padding: 0; }

/* Utility: radius helpers */
.radius-8 { border-radius: 8px; }
.radius-12 { border-radius: 12px; }

/* Utility: color helpers */
.text-muted { color: var(--color-text-700); }
.text-center { text-align: center; }


/* Grid helpers */
.grid { display: grid; gap: var(--space-6); }
.grid-auto-fit { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

/* 5) Surface & Card */
.card { background: var(--color-white); border: 1px solid var(--color-border); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); overflow: hidden; }
.card__body { padding: var(--space-5); }
.card__title { font-size: var(--step-1); color: var(--color-text-900); }
.card__meta { color: var(--color-text-500); font-size: var(--step--1); }

/* 6) Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; border: 1px solid transparent; border-radius: 999px; padding: 0.7rem 1.1rem; font-weight: 600; line-height: 1; cursor: pointer; text-decoration: none; transition: transform 0.06s ease, background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease; }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: 3px solid color-mix(in srgb, var(--color-gold-500) 55%, transparent); outline-offset: 2px; }
.btn--primary { background: var(--color-green-600); color: var(--color-white); }
.btn--primary:hover { background: var(--color-green-700); }
.btn--accent { background: var(--color-gold-500); color: #432; }
.btn--accent:hover { filter: brightness(0.95); }
.btn--outline { background: transparent; border-color: var(--color-green-600); color: var(--color-green-600); }
.btn--outline:hover { background: color-mix(in srgb, var(--color-green-600) 6%, white); }

/* 7) Forms */
.form { display: grid; gap: var(--space-4); }
.field { display: grid; gap: var(--space-2); }
.label { font-weight: 600; color: var(--color-text-900); }
.input, .select, .textarea {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.8rem;
  color: var(--color-text-900);
}
.input:focus, .select:focus, .textarea:focus { outline: 2px solid var(--color-green-400); outline-offset: 1px; }
.help { font-size: var(--step--1); color: var(--color-text-500); }

/* 8) Header & Navigation */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--color-white); border-bottom: 1px solid var(--color-border); }
.site-header__bar { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding: var(--space-4) 0; }
.site-header { --header-height: 64px; }
.site-header__bar { min-height: var(--header-height); }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; font-weight: 800; color: var(--color-text-900); text-decoration: none; }
.brand__logo { width: 36px; height: 36px; border-radius: 50%; background: var(--color-green-600); display: grid; place-items: center; color: var(--color-white); font-weight: 900; }

.nav__toggle { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 8px; border: 1px solid var(--color-border); background: var(--color-white); color: var(--color-text-900); }

/* Hamburger to Cat Ears Animation */
.hamburger-icon {
  transition: all 0.3s ease;
}

.hamburger-line {
  transition: all 0.3s ease;
  transform-origin: center;
}

.cat-ear {
  transition: all 0.3s ease;
  transform-origin: center;
}

/* Nose & Whiskers base styles */
.cat-nose, .cat-whisker {
  opacity: 0;
  transition: all 0.25s ease;
  transform-origin: center;
}
.cat-whisker { transform: scaleX(0.6); }
.cat-whisker-left { transform-origin: left center; }
.cat-whisker-right { transform-origin: right center; }

/* When menu is open (is-open class on header) */
.is-open .hamburger-line-1 {
  opacity: 0;
  transform: translateY(-6px);
}

.is-open .hamburger-line-2 {
  opacity: 0;
  transform: scaleX(0);
}

.is-open .hamburger-line-3 {
  opacity: 0;
  transform: translateY(6px);
}

.is-open .cat-ear-left {
  opacity: 1;
  transform: scale(1);
}

.is-open .cat-ear-right {
  opacity: 1;
  transform: scale(1);
}

.is-open .cat-nose {
  opacity: 1;
  transform: scale(1);
  transition-delay: 0.04s;
}
.is-open .cat-whisker {
  opacity: 1;
  transform: scaleX(1);
}
.is-open .cat-whisker-left { transition-delay: 0.06s; }
.is-open .cat-whisker-right { transition-delay: 0.08s; }

/* Default state - cat ears hidden */
.cat-ear {
  opacity: 0;
  transform: scale(0.5);
}
/* Mobile-first: overlay menu (hidden by default) */
.nav__menu { position: fixed; inset: var(--header-height) 0 0 0; z-index: 60; padding: var(--space-8) var(--space-4); background: color-mix(in srgb, var(--color-white) 92%, transparent); backdrop-filter: blur(6px); display: grid; align-content: start; gap: var(--space-6); opacity: 0; visibility: hidden; pointer-events: none; transform: translateY(-10px); transition: transform 0.2s ease, opacity 0.2s ease, visibility 0s linear 0.2s; }
.nav__list { list-style: none; display: grid; gap: var(--space-3); padding: 0; }
.nav__link { color: var(--color-text-900); text-decoration: none; font-weight: 600; font-size: var(--step-0); padding: 0.6rem 0; display: inline-block; white-space: nowrap; }
.nav__cta { display: grid; gap: var(--space-3); }
.nav__cta .btn { white-space: nowrap; }

/* 9) Hero */
.hero { display: grid; gap: var(--space-6); padding-block: var(--space-12); }
.hero__eyebrow { color: var(--color-gold-500); font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; font-size: var(--step--1); }
.hero__title { font-family: var(--font-serif); color: var(--color-text-900); }
.hero__sub { max-width: 45ch; }

/* 10) Promo / Banner */
.banner { background: linear-gradient(180deg, color-mix(in srgb, var(--color-green-600) 10%, var(--color-cream-50)), var(--color-cream-50)); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-6); box-shadow: var(--shadow-md); }

/* 11) Product Card */
.product-card img { aspect-ratio: 4 / 3; object-fit: cover; }
.product-card .card__body { display: grid; gap: var(--space-3); }
.price { font-weight: 700; color: var(--color-brown-700); }
.badge { display: inline-block; padding: 0.25rem 0.5rem; border-radius: 0.4rem; background: color-mix(in srgb, var(--color-gold-500) 18%, white); color: #4a3; font-weight: 700; font-size: var(--step--1); }

/* Product card links */
.product-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: transform 0.2s ease;
}

.product-card-link:hover {
  transform: scale(1.02);
}

.product-card-link img {
  transition: transform 0.2s ease;
}

.product-card-link:hover img {
  transform: scale(1.05);
}

.product-title-link {
  text-decoration: none;
  color: inherit;
}

.product-title-link:hover .card__title {
  color: var(--color-green-600);
}

/* Featured Products Loading/Error States */
#featuredProductsGrid .loading,
#featuredProductsGrid .no-products,
#featuredProductsGrid .error {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-8);
  color: var(--color-text-500);
}

#featuredProductsGrid .error {
  color: var(--color-red-600);
}

#featuredProductsGrid .error small {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--step--1);
  color: var(--color-text-400);
}

/* 12) Feature icons */
.features { grid-template-columns: 1fr; }
.feature { display: grid; grid-template-columns: auto 1fr; gap: var(--space-4); align-items: start; padding: var(--space-5); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: var(--color-white); box-shadow: var(--shadow-sm); }
.feature__icon { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: color-mix(in srgb, var(--color-green-600) 10%, white); color: var(--color-green-700); font-size: 1.25rem; }

/* 13) Footer */
.site-footer { background: var(--color-white); border-top: 1px solid var(--color-border); }
.site-footer__grid { display: grid; gap: var(--space-8); text-align: center; justify-items: center; }
.site-footer__bottom { padding-block: var(--space-6); margin-top: var(--space-8); border-top: 1px solid var(--color-border); font-size: var(--step--1); color: var(--color-text-500); text-align: center; }

/* 14) Media Queries (mobile-first) */
@media (min-width: 960px) {

}

@media (min-width: 768px) {
  .hero { grid-template-columns: 1.1fr 1fr; align-items: center; }
  .grid-md-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-md-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-md-4 { grid-template-columns: repeat(4, 1fr); }
}

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

@media (min-width: 960px) {
  .nav__toggle { display: none; }
  .nav__menu { display: flex !important; align-items: center; gap: var(--space-6); position: static; inset: auto; padding: 0; background: none; backdrop-filter: none; opacity: 1; visibility: visible; pointer-events: auto; transform: none; }
  .site-header__bar { padding: var(--space-5) 0; }
  .site-footer__grid { grid-template-columns: 1.2fr 1fr 1fr 1fr; }
  .nav__list { grid-auto-flow: column; justify-content: start; gap: var(--space-6); padding: 0; }
  .nav__cta { grid-auto-flow: column; gap: var(--space-4); }
  .features { grid-template-columns: repeat(2, 1fr); }
}

/* 15) State helpers controlled by JS */
.is-open .nav__menu { opacity: 1; visibility: visible; pointer-events: auto; transform: none; transition-delay: 0s; }

/* Scroll lock when menu is open */
.no-scroll { overflow: hidden; }

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

/* 16) Tabs / Filters — moved to shop.css */

/* 17) Lead text & Stats */
.lead { font-size: var(--step-1); color: var(--color-text-700); max-width: 60ch; }
/* Stats moved to about.css */

/* 18) Avatars & Ribbons — moved to peanut.css */

/* 19) Prose (policy text) */
.prose { max-width: 70ch; }
.prose h2, .prose h3 { color: var(--color-text-900); }
.prose p { color: var(--color-text-700); }
.prose ul { padding-left: 1.25rem; }
.prose li { color: var(--color-text-700); }