/*
 * Xegen brand palette — single source of truth
 * --color-bg        #0B0F14  Page background
 * --color-surface   #121826  Cards, header scrim
 * --color-border    #243044  Dividers, card edges
 * --color-text      #E8EDF5  Primary text
 * --color-muted     #8B98A8  Secondary text
 * --color-accent    #0EA472  Links, focus, primary CTA
 * --color-accent-hover  Lighter accent for hovers
 */

:root {
  --color-bg: #0b0f14;
  --color-surface: #121826;
  --color-border: #243044;
  --color-text: #e8edf5;
  --color-muted: #8b98a8;
  --color-accent: #0ea472;
  --color-accent-hover: #15b982;
  --color-accent-subtle: rgba(14, 164, 114, 0.12);
  --font-display: "Outfit", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", system-ui, sans-serif;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --radius: 12px;
  --radius-sm: 8px;
  --max-width: 72rem;
  --header-height: 4rem;
}

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

html {
  scroll-behavior: smooth;
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-sm);
  z-index: 1000;
  padding: var(--space-xs) var(--space-sm);
  font-weight: 600;
  color: var(--color-bg);
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  text-decoration: none;
}

.skip-link:focus {
  top: var(--space-sm);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

:focus:not(:focus-visible) {
  outline: none;
}

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--color-accent-hover);
}

code {
  font-family: ui-monospace, "Cascadia Code", "Source Code Pro", Menlo, monospace;
  font-size: 0.9em;
  padding: 0.15em 0.4em;
  color: var(--color-accent);
  background: var(--color-accent-subtle);
  border-radius: 4px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--color-border);
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(12px);
}

.site-header__inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0;
  color: var(--color-text);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.logo:hover {
  color: var(--color-text);
}

.logo__image {
  flex-shrink: 0;
  display: block;
  width: auto;
  height: 3.35rem;
}

@media (max-width: 40rem) {
  .logo__image {
    height: 2.85rem;
  }
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-muted);
  text-decoration: none;
}

.nav a:hover {
  color: var(--color-accent);
}

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.hero {
  padding: var(--space-xl) 0 var(--space-lg);
  text-align: center;
}

@media (min-width: 48rem) {
  .hero {
    padding: calc(var(--space-xl) * 1.25) 0 var(--space-xl);
  }
}

.hero__eyebrow {
  display: inline-block;
  margin-bottom: var(--space-sm);
  padding: 0.35rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-subtle);
  border-radius: 999px;
}

.hero h1 {
  margin: 0 0 var(--space-md);
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.hero__lede {
  max-width: 38rem;
  margin: 0 auto var(--space-lg);
  color: var(--color-muted);
  font-size: 1.125rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.35rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn--primary {
  color: var(--color-bg);
  background: var(--color-accent);
  border-color: var(--color-accent);
}

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

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

.btn--ghost:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

button.btn {
  font-family: var(--font-display);
}

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

.section {
  padding: var(--space-lg) 0;
  scroll-margin-top: calc(var(--header-height) + var(--space-sm));
}

.section__title {
  margin: 0 0 var(--space-xs);
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section__intro {
  margin: 0 0 var(--space-lg);
  max-width: 40rem;
  color: var(--color-muted);
}

.products-grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: 1fr;
}

@media (min-width: 40rem) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 64rem) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.product-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.product-card:hover {
  border-color: color-mix(in srgb, var(--color-accent) 35%, var(--color-border));
  box-shadow: 0 0 0 1px var(--color-accent-subtle);
}

.product-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.product-card__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
}

.product-card__badge {
  flex-shrink: 0;
  padding: 0.2rem 0.5rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-subtle);
  border-radius: 4px;
}

.product-card__desc {
  flex: 1;
  margin: 0 0 var(--space-md);
  color: var(--color-muted);
  font-size: 0.9375rem;
  line-height: 1.55;
}

.product-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: auto;
}

.product-card__actions a {
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
}

.product-card__actions a[href]:not(.btn) {
  color: var(--color-accent);
}

.products-empty {
  grid-column: 1 / -1;
  padding: var(--space-lg);
  text-align: center;
  color: var(--color-muted);
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
}

.products-error {
  grid-column: 1 / -1;
  padding: var(--space-md);
  color: #fca5a5;
  background: rgba(220, 38, 38, 0.12);
  border: 1px solid rgba(220, 38, 38, 0.35);
  border-radius: var(--radius);
}

.contact__intro {
  margin-bottom: var(--space-md);
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  max-width: 36rem;
  padding: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

@media (min-width: 36rem) {
  .contact-form {
    grid-template-columns: 1fr 1fr;
  }

  .contact-form .form-field--full {
    grid-column: 1 / -1;
  }

  .contact-form .form-actions {
    grid-column: 1 / -1;
  }
}

/* Scoped to #contact-form so host / global resets cannot strip field styling */
.contact-form .form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.contact-form .form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
}

.contact-form input.form-input,
.contact-form textarea.form-input {
  box-sizing: border-box;
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0.65rem 0.85rem;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  -webkit-appearance: none;
  appearance: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.contact-form input.form-input:hover,
.contact-form textarea.form-input:hover {
  border-color: color-mix(in srgb, var(--color-muted) 50%, var(--color-border));
}

.contact-form input.form-input:focus,
.contact-form textarea.form-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-subtle);
}

.contact-form textarea.form-textarea {
  resize: vertical;
  min-height: 8rem;
  vertical-align: top;
}

.contact-form .form-actions {
  margin-top: var(--space-xs);
}

.contact-form .contact-form__status {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-muted);
}

.contact-form .contact-form__status:empty {
  display: none;
}

.contact-form .contact-form__status--error {
  color: #fca5a5;
}

.contact-form .contact-form__status--success {
  color: var(--color-accent);
}

.contact-form button.btn {
  box-sizing: border-box;
  margin: 0;
  -webkit-appearance: none;
  appearance: none;
}

.about {
  padding: var(--space-lg) 0 var(--space-xl);
}

.about__body {
  max-width: 42rem;
  margin: 0;
  color: var(--color-muted);
}

.about__body p {
  margin: 0 0 var(--space-md);
}

.about__body p:last-child {
  margin-bottom: 0;
}

.site-footer {
  margin-top: var(--space-lg);
  padding: var(--space-lg) var(--space-md);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.site-footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.site-footer__brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text);
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-lg);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer__links a {
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
}

.site-footer__copy {
  width: 100%;
  margin: var(--space-sm) 0 0;
  font-size: 0.8125rem;
  color: var(--color-muted);
}

@media (min-width: 40rem) {
  .site-footer__copy {
    width: auto;
    margin: 0;
    margin-left: auto;
  }
}