/* ─── Google Fonts ─────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300..700&family=Newsreader:ital,wght@0,300..700;1,300..700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200&display=swap');

/* ─── Tokeny (Google Stitch / Modern Craft) ─────────────────────── */
:root {
  color-scheme: light;
  --color-surface:                  #fbf9f8;
  --color-surface-container-low:    #f6f3f2;
  --color-surface-container:        #f0eded;
  --color-surface-container-high:   #eae8e7;
  --color-surface-container-highest:#e4e2e1;
  --color-on-surface:               #1b1c1c;
  --color-on-surface-variant:       #4f453f;
  --color-outline:                  #81756e;
  --color-outline-variant:          #d2c4bc;
  --color-primary:                  #26170c;
  --color-primary-container:        #3d2b1f;
  --color-on-primary-container:     #ac9181;
  --color-secondary:                #466553;
  --color-secondary-container:      #c7ebd4;
  --color-background:               #fbf9f8;
  --color-on-background:            #1b1c1c;
  --color-card:                     #ffffff;
  --color-topbar-bg:                rgba(251,249,248,.92);
  --color-shadow-sm:                rgba(0,0,0,.04);
  --color-shadow-md:                rgba(0,0,0,.07);
  --color-shadow-primary:           rgba(38,23,12,.15);
  --color-shadow-primary-container: rgba(61,43,31,.2);
  --color-error:                    #ba1a1a;
  --color-error-container:          #fff5f5;
  --color-error-border:             #c97a7a;

  --font-sans:  'Space Grotesk', sans-serif;
  --font-serif: 'Newsreader', serif;

  --radius-sm: 0.125rem;
  --radius:    0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;

  --container: 1280px;
  --gutter:    4rem;
  --gutter-sm: 1rem;
}

/* ─── Dark mode ─────────────────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --color-surface:                  #1a1816;
    --color-surface-container-low:    #201e1c;
    --color-surface-container:        #272422;
    --color-surface-container-high:   #2e2b28;
    --color-surface-container-highest:#35312e;
    --color-on-surface:               #ede0d9;
    --color-on-surface-variant:       #c9b8ae;
    --color-outline:                  #998880;
    --color-outline-variant:          #4a403a;
    --color-primary:                  #e8ccb8;
    --color-primary-container:        #c4a48e;
    --color-on-primary-container:     #2e1a0d;
    --color-secondary:                #7db994;
    --color-secondary-container:      #1d3d28;
    --color-background:               #1a1816;
    --color-on-background:            #ede0d9;
    --color-card:                     #201e1c;
    --color-topbar-bg:                rgba(26,24,22,.92);
    --color-shadow-sm:                rgba(0,0,0,.2);
    --color-shadow-md:                rgba(0,0,0,.3);
    --color-shadow-primary:           rgba(232,204,184,.08);
    --color-shadow-primary-container: rgba(196,164,142,.12);
    --color-error:                    #ffb4ab;
    --color-error-container:          #2a1212;
    --color-error-border:             #8b4a4a;
  }
}

[data-theme="dark"] {
  color-scheme: dark;
  --color-surface:                  #1a1816;
  --color-surface-container-low:    #201e1c;
  --color-surface-container:        #272422;
  --color-surface-container-high:   #2e2b28;
  --color-surface-container-highest:#35312e;
  --color-on-surface:               #ede0d9;
  --color-on-surface-variant:       #c9b8ae;
  --color-outline:                  #998880;
  --color-outline-variant:          #4a403a;
  --color-primary:                  #e8ccb8;
  --color-primary-container:        #c4a48e;
  --color-on-primary-container:     #2e1a0d;
  --color-secondary:                #7db994;
  --color-secondary-container:      #1d3d28;
  --color-background:               #1a1816;
  --color-on-background:            #ede0d9;
  --color-card:                     #201e1c;
  --color-topbar-bg:                rgba(26,24,22,.92);
  --color-shadow-sm:                rgba(0,0,0,.2);
  --color-shadow-md:                rgba(0,0,0,.3);
  --color-shadow-primary:           rgba(232,204,184,.08);
  --color-shadow-primary-container: rgba(196,164,142,.12);
  --color-error:                    #ffb4ab;
  --color-error-container:          #2a1212;
  --color-error-border:             #8b4a4a;
}

[data-theme="light"] {
  --color-surface:                  #fbf9f8;
  --color-surface-container-low:    #f6f3f2;
  --color-surface-container:        #f0eded;
  --color-surface-container-high:   #eae8e7;
  --color-surface-container-highest:#e4e2e1;
  --color-on-surface:               #1b1c1c;
  --color-on-surface-variant:       #4f453f;
  --color-outline:                  #81756e;
  --color-outline-variant:          #d2c4bc;
  --color-primary:                  #26170c;
  --color-primary-container:        #3d2b1f;
  --color-on-primary-container:     #ac9181;
  --color-secondary:                #466553;
  --color-secondary-container:      #c7ebd4;
  --color-background:               #fbf9f8;
  --color-on-background:            #1b1c1c;
  --color-card:                     #ffffff;
  --color-topbar-bg:                rgba(251,249,248,.92);
  --color-shadow-sm:                rgba(0,0,0,.04);
  --color-shadow-md:                rgba(0,0,0,.07);
  --color-shadow-primary:           rgba(38,23,12,.15);
  --color-shadow-primary-container: rgba(61,43,31,.2);
  --color-error:                    #ba1a1a;
  --color-error-container:          #fff5f5;
  --color-error-border:             #c97a7a;
}

/* ─── Reset / base ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-font-smoothing: antialiased; }

body {
  background: var(--color-background);
  color: var(--color-on-background);
  font-family: var(--font-serif);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font: inherit; }
input, select, textarea { font: inherit; color: inherit; }

/* ─── Material Symbols ──────────────────────────────────────────── */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  vertical-align: middle;
  line-height: 1;
  font-size: 1.25rem;
}

/* ─── Layout utilities ──────────────────────────────────────────── */
.container {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
@media (max-width: 768px) {
  .container { padding-inline: var(--gutter-sm); }
}

.grid-12 { display: grid; grid-template-columns: repeat(12, 1fr); gap: 2rem; }
.col-7   { grid-column: span 7; }
.col-5   { grid-column: span 5; }
@media (max-width: 1024px) {
  .col-7, .col-5 { grid-column: span 12; }
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem 2rem;
}

/* ─── Typografia ────────────────────────────────────────────────── */
.font-sans  { font-family: var(--font-sans); }
.font-serif { font-family: var(--font-serif); }

.text-xs-caps {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-on-surface-variant);
}

/* ─── Topbar / Header ───────────────────────────────────────────── */
#topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-topbar-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-outline-variant);
  box-shadow: 0 1px 4px var(--color-shadow-sm);
}

#topbar .topbar-inner {
  max-width: var(--container);
  margin-inline: auto;
  padding: 1rem var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
@media (max-width: 768px) {
  #topbar .topbar-inner { padding-inline: var(--gutter-sm); }
}

#topbar .topbar-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}
#topbar .topbar-logo img {
  height: 40px;
  width: auto;
}
#topbar .topbar-logo .logo-dark { display: none; }

[data-theme="dark"] #topbar .topbar-logo .logo-light { display: none; }
[data-theme="dark"] #topbar .topbar-logo .logo-dark  { display: block; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) #topbar .topbar-logo .logo-light { display: none; }
  :root:not([data-theme="light"]) #topbar .topbar-logo .logo-dark  { display: block; }
}

/* ─── Top-menu kategorie ────────────────────────────────────────── */
.wc-kategorie {
  display: flex;
  gap: .25rem;
  align-items: center;
}

.wc-kategorie a {
  font-family: var(--font-sans);
  font-size: .8rem;
  font-weight: 500;
  color: var(--color-on-surface-variant);
  padding: .4rem .75rem;
  border-radius: var(--radius-md);
  transition: color .15s, background .15s;
  white-space: nowrap;
}

.wc-kategorie a:hover {
  color: var(--color-primary);
  background: var(--color-surface-container);
}

/* ─── Theme toggle ──────────────────────────────────────────────── */
.wc-theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  color: var(--color-on-surface-variant);
  transition: background .15s, color .15s;
}
.wc-theme-toggle:hover {
  background: var(--color-surface-container);
  color: var(--color-primary);
}

/* ─── Koszyk ikona ──────────────────────────────────────────────── */
.wc-koszyk-icon {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  transition: background .15s;
}
.wc-koszyk-icon:hover { background: var(--color-surface-container); }

.wc-koszyk-count {
  position: absolute;
  top: -.25rem;
  right: -.25rem;
  background: var(--color-secondary);
  color: var(--color-surface);
  font-family: var(--font-sans);
  font-size: .6rem;
  font-weight: 700;
  width: 1.1rem;
  height: 1.1rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: font-size .15s, width .15s, height .15s, box-shadow .15s;
}
.wc-koszyk-count--bump {
  animation: wc-badge-bounce .45s cubic-bezier(.36,.07,.19,.97);
  font-size: .75rem;
  width: 1.35rem;
  height: 1.35rem;
  box-shadow: 0 0 0 3px var(--color-secondary-container);
}

@keyframes wc-badge-bounce {
  0%   { transform: scale(1); }
  30%  { transform: scale(1.55); }
  55%  { transform: scale(.9); }
  75%  { transform: scale(1.2); }
  100% { transform: scale(1); }
}

/* ─── Przycisk "Dodano" ──────────────────────────────────────────── */
.btn-primary--added {
  background: var(--color-added, #2d7a4f) !important;
  box-shadow: 0 4px 15px rgba(45,122,79,.25) !important;
}

:root { --color-added: #2d7a4f; }
[data-theme="dark"]               { --color-added: #4caf7d; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --color-added: #4caf7d; }
}

/* ─── Toast koszyk ───────────────────────────────────────────────── */
#wc-toast {
  position: fixed;
  bottom: 1.75rem;
  left: 50%;
  transform: translateX(-50%) translateY(6rem);
  display: flex;
  align-items: center;
  gap: .875rem;
  background: var(--color-on-surface);
  color: var(--color-surface);
  font-family: var(--font-sans);
  font-size: .875rem;
  font-weight: 500;
  padding: .75rem 1rem .75rem 1.25rem;
  border-radius: var(--radius-xl);
  box-shadow: 0 8px 32px rgba(0,0,0,.22);
  z-index: 9999;
  opacity: 0;
  transition: transform .3s cubic-bezier(.34,1.56,.64,1), opacity .25s;
  pointer-events: none;
  white-space: nowrap;
}
#wc-toast.wc-toast--visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: auto;
}
#wc-toast a {
  color: var(--color-secondary-container);
  font-weight: 700;
  text-decoration: none;
  padding: .35rem .85rem;
  border: 1.5px solid currentColor;
  border-radius: var(--radius-lg);
  font-size: .8rem;
  transition: background .15s;
  flex-shrink: 0;
}
#wc-toast a:hover { background: rgba(255,255,255,.1); }

/* ─── Breadcrumb ────────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: 2rem;
}

.breadcrumb a, .breadcrumb span:not(.material-symbols-outlined) {
  font-family: var(--font-sans);
  font-size: .65rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-outline);
  transition: color .15s;
}

.breadcrumb .material-symbols-outlined {
  font-size: 1rem;
  color: var(--color-outline);
}

.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .current { color: var(--color-primary); font-weight: 700; }

/* ─── Product card ──────────────────────────────────────────────── */
.product-card { display: block; }
.product-card__link { display: block; text-decoration: none; color: inherit; }
.product-card:hover .product-card__img { transform: scale(1.06); }
.product-card:hover .product-card__name { color: var(--color-secondary); }

.product-card__thumb {
  aspect-ratio: 1;
  background: var(--color-surface-container);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 1.25rem;
  position: relative;
}

.product-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}

.product-card__badge {
  position: absolute;
  top: .75rem;
  left: .75rem;
  font-family: var(--font-sans);
  font-size: .6rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .2rem .65rem;
  color: var(--color-surface);
}
.product-card__badge--featured { background: var(--color-primary); }
.product-card__badge--new      { background: var(--color-secondary); }

.product-card__name {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: .25rem;
  transition: color .15s;
}

.product-card__lead {
  font-size: .9rem;
  color: var(--color-on-surface-variant);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: .35rem;
}

.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
  margin-top: .75rem;
}
.product-card__price {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  align-items: baseline;
  gap: .25rem;
  flex-wrap: wrap;
  margin: 0;
}
.product-card__price-from {
  font-size: .75rem;
  font-weight: 400;
  color: var(--color-on-surface-variant);
}
.product-card__price-promo {
  color: var(--color-error, #ba1a1a);
  font-weight: 700;
}
.product-card__price-old {
  color: var(--color-on-surface-variant);
  font-size: .78rem;
  font-weight: 400;
}
.product-card__btn {
  flex-shrink: 0;
  padding: .4rem .85rem;
  font-size: .78rem;
  height: auto;
  width: auto;
}

/* ─── Strona produktu ───────────────────────────────────────────── */
.variant-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem;
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s;
  background: var(--color-card);
}
.variant-item:has(input:checked),
.variant-item.selected {
  border: 2px solid var(--color-primary);
  box-shadow: 0 1px 4px var(--color-shadow-sm);
}
.variant-item__name {
  font-family: var(--font-sans);
  font-size: .875rem;
  font-weight: 500;
}
.variant-item__price {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 700;
}
.variant-separator {
  font-family: var(--font-sans);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-on-surface-variant);
  padding: .5rem 0 .1rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  background: var(--color-primary);
  color: var(--color-surface);
  font-family: var(--font-sans);
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .05em;
  padding: 0 1.5rem;
  height: 3.5rem;
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 15px var(--color-shadow-primary);
  transition: background .15s, transform .1s;
  width: 100%;
}
.btn-primary:hover  { background: var(--color-primary-container); }
.btn-primary:active { transform: translateY(1px); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  background: transparent;
  color: var(--color-primary);
  font-family: var(--font-sans);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .04em;
  padding: .4rem .85rem;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--color-primary);
  transition: background .15s, color .15s;
  text-decoration: none;
  white-space: nowrap;
}
.btn-secondary:hover  { background: var(--color-primary); color: var(--color-surface); }
.btn-secondary:active { transform: translateY(1px); }

.qty-control {
  display: flex;
  align-items: center;
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-lg);
  background: var(--color-card);
  overflow: hidden;
  height: 3.5rem;
}
.qty-control button {
  padding: 0 1rem;
  color: var(--color-on-surface-variant);
  transition: background .15s;
}
.qty-control button:hover { background: var(--color-surface-container-low); }
.qty-control input {
  width: 3rem;
  text-align: center;
  border: none;
  background: transparent;
  font-family: var(--font-sans);
  font-size: .9rem;
  font-weight: 500;
}
.qty-control input:focus { outline: none; }

.product-feature {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-family: var(--font-sans);
  font-size: .65rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-on-surface-variant);
}
.product-feature .material-symbols-outlined { color: var(--color-secondary); }

/* ─── Footer ────────────────────────────────────────────────────── */
#footer {
  border-top: 1px solid var(--color-outline-variant);
  background: var(--color-surface-container-low);
  margin-top: 8rem;
}

.footer-inner {
  max-width: var(--container);
  margin-inline: auto;
  padding: 4rem var(--gutter);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
}
@media (max-width: 768px) {
  .footer-inner { grid-template-columns: 1fr; padding-inline: var(--gutter-sm); }
}

.footer-logo {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 900;
  color: var(--color-primary-container);
  margin-bottom: 1rem;
}

.footer-tagline {
  font-size: .9rem;
  color: var(--color-on-surface-variant);
  max-width: 28rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.footer-copy {
  font-family: var(--font-sans);
  font-size: .6rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-outline);
}

.footer-col h4 {
  font-family: var(--font-sans);
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-primary-container);
  margin-bottom: 1rem;
}

.footer-col a {
  display: block;
  font-family: var(--font-sans);
  font-size: .65rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-outline);
  margin-bottom: .75rem;
  transition: color .15s;
}
.footer-col a:hover { color: var(--color-primary-container); }

/* ─── Koszyk / Checkout ─────────────────────────────────────────── */
.checkout-section-title {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1.25rem;
}
.checkout-section-title h2 {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 600;
}

.form-card {
  background: var(--color-card);
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-xl);
  box-shadow: 0 1px 4px var(--color-shadow-sm);
  padding: 2rem;
}

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.form-grid .full { grid-column: 1 / -1; }

.grid-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: stretch; }
.grid-2col > * { display: flex; flex-direction: column; }
.grid-2col > * > .form-card { flex: 1; }
@media (max-width: 768px) { .grid-2col { grid-template-columns: 1fr; } }

.form-label {
  display: block;
  font-family: var(--font-sans);
  font-size: .6rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-on-surface-variant);
  margin-bottom: .5rem;
}

.form-input {
  width: 100%;
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius);
  padding: .75rem 1rem;
  background: var(--color-surface);
  font-size: .9rem;
  transition: border-color .15s;
}
.form-input:focus { outline: none; border-color: var(--color-primary); }

.delivery-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem;
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-xl);
  cursor: pointer;
  background: var(--color-card);
  transition: border-color .15s;
}
.delivery-option.active { border: 2px solid var(--color-primary); }

.payment-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: 1.5rem;
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-xl);
  cursor: pointer;
  background: var(--color-card);
  text-align: center;
  transition: border-color .15s;
}
.payment-option.active { border: 2px solid var(--color-primary); box-shadow: 0 1px 4px var(--color-shadow-sm); }

.order-summary {
  background: var(--color-card);
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-xl);
  box-shadow: 0 4px 20px var(--color-shadow-md);
  padding: 2rem;
  position: sticky;
  top: 6rem;
}

.order-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.order-item__thumb {
  width: 5rem;
  height: 5rem;
  background: var(--color-surface-container-low);
  border-radius: var(--radius-lg);
  overflow: hidden;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.order-totals { border-top: 1px solid var(--color-surface-container-high); padding-top: 1.5rem; }
.order-totals .row {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-sans);
  font-size: .85rem;
  color: var(--color-on-surface-variant);
  margin-bottom: .75rem;
}
.order-totals .row.grand {
  border-top: 1px solid var(--color-outline-variant);
  padding-top: 1rem;
  margin-top: .5rem;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
}

.btn-submit {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .75rem;
  background: var(--color-primary-container);
  color: var(--color-surface);
  font-family: var(--font-sans);
  font-size: .85rem;
  font-weight: 700;
  letter-spacing: .05em;
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 20px var(--color-shadow-primary-container);
  transition: background .15s, transform .1s;
}
.btn-submit:hover  { background: var(--color-primary); }
.btn-submit:active { transform: scale(.99); }

/* ─── Page sections ──────────────────────────────────────────────── */
.page-header {
  padding-top: 8rem;
  padding-bottom: 4rem;
}
.page-header h1 {
  font-family: var(--font-sans);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -.02em;
  margin-bottom: 1rem;
}
.page-header p {
  font-size: 1.2rem;
  color: var(--color-on-surface-variant);
  font-style: italic;
  max-width: 40rem;
}

.empty-state {
  text-align: center;
  padding: 6rem 0;
}
.empty-state .material-symbols-outlined { font-size: 6rem; color: var(--color-surface-container-high); display: block; margin-bottom: 1rem; }
.empty-state p { font-family: var(--font-sans); font-size: .65rem; letter-spacing: .08em; text-transform: uppercase; color: var(--color-outline); }