/* ============================================================
   Linia Mov Lavanda — style.css
   Base styles, navigation, hero, home page, footer
   ============================================================ */

/* ------------------------------------------------------------
   Custom properties (design tokens)
   ------------------------------------------------------------ */
:root {
  --color-primary: #8528ad;
  --color-primary-dark: #6f28ad;
  --color-accent: #b635c4;
  --color-accent-light: #d7b5f1;
  --color-nav: #37351e;
  --color-nav-hover: #554a1f;
  --color-bg: #f5f0f7;
  --color-bg-card: #ffffff;
  --color-text: #1a1a1a;
  --color-text-muted: #555;
  --color-border: #2c033a;
  --color-mark: #a576ce;
  --color-mark-water: #d1a1f6;
  --color-mark-scent: #f5c0f8;
  --color-mark-contact: #dbc9f9;

  --font-main: Verdana, Geneva, Tahoma, sans-serif;
  --font-heading: Georgia, "Times New Roman", serif;

  --radius: 12px;
  --radius-sm: 6px;
  --transition: 0.2s ease;

  --nav-height: 70px;

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --space-2xl: 80px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.6;
  padding-top: var(--nav-height);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

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

ul {
  list-style: none;
}

/* ------------------------------------------------------------
   Typography
   ------------------------------------------------------------ */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  color: var(--color-accent);
  line-height: 1.3;
}

p {
  font-family: var(--font-main);
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--color-accent);
  padding: var(--space-md) var(--space-xl);
}

.page-intro {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-style: italic;
  text-align: center;
  padding: var(--space-lg) var(--space-xl);
  color: var(--color-accent);
}

.divider {
  border: none;
  border-top: 2px solid var(--color-accent-light);
  margin: var(--space-sm) var(--space-xl);
}

/* Mark styles used in benefits page */
mark {
  background-color: var(--color-mark);
  padding: 0 2px;
  border-radius: 2px;
}
mark.apa {
  background-color: var(--color-mark-water);
}
mark.odorizant {
  background-color: var(--color-mark-scent);
}
mark.contact-mark {
  background-color: var(--color-mark-contact);
}

/* ------------------------------------------------------------
   Navigation
   ------------------------------------------------------------ */
.nav {
  width: 100%;
  height: var(--nav-height);
  background-color: var(--color-nav);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-md);
  position: fixed;
  top: 0;
  z-index: 100;
}

.nav-logo img {
  width: 200px;
  height: 53px;
  object-fit: contain;
}

/* Hamburger button — visible on mobile, hidden on desktop */
.nav-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  color: var(--color-accent-light);
  font-size: 1.75rem;
  cursor: pointer;
  padding: var(--space-sm);
  line-height: 1;
}

/* Nav links — hidden on mobile, visible on desktop */
.nav-links {
  display: none;
  list-style: none;
}

.nav-links li a {
  display: block;
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: bold;
  color: var(--color-accent-light);
  padding: var(--space-sm) var(--space-md);
  transition:
    background-color var(--transition),
    color var(--transition);
}

.nav-links li a:hover {
  background-color: var(--color-nav-hover);
  color: #fff;
}

.nav-links li a.active {
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--color-accent-light);
}

/* Mobile nav open state — links drop below the bar */
.nav.nav-open .nav-links {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: var(--nav-height);
  left: 0;
  width: 100%;
  background-color: var(--color-nav);
  padding: var(--space-sm) 0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Desktop: horizontal nav, hamburger hidden */
@media (min-width: 900px) {
  .nav-toggle {
    display: none;
  }

  .nav-links {
    display: flex;
    flex-direction: row;
    align-items: center;
  }

  .nav-links li a {
    padding: 28px var(--space-md);
    height: var(--nav-height);
    display: flex;
    align-items: center;
  }
}

/* ------------------------------------------------------------
   Hero section (homepage)
   ------------------------------------------------------------ */
.hero {
  position: relative;
  width: 100%;
  overflow: hidden;
  max-height: 600px;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-content {
  position: absolute;
  top: var(--space-lg);
  left: var(--space-md);
  right: var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-md);
}

.hero-text {
  color: #fff;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: bold;
  text-shadow: 2px 2px 8px rgba(84, 9, 105, 0.8);
  line-height: 1.4;
}

.hero-btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  background-color: var(--color-primary);
  color: #f0e8f7;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: bold;
  border: 3px solid var(--color-accent-light);
  border-radius: var(--radius);
  cursor: pointer;
  box-shadow: 2px 2px 16px rgba(227, 213, 234, 0.5);
  transition:
    background-color var(--transition),
    transform var(--transition);
}

.hero-btn:hover {
  background-color: var(--color-primary-dark);
  transform: scale(1.04);
}

@media (min-width: 600px) {
  .hero-content {
    top: auto;
    bottom: 30%;
    left: var(--space-xl);
    right: auto;
    gap: var(--space-lg);
  }
  .hero-text {
    font-size: 2rem;
  }
  .hero-btn {
    font-size: 1.4rem;
    padding: var(--space-md) var(--space-xl);
  }
}

@media (min-width: 900px) {
  .hero-text {
    font-size: 2.8rem;
  }
}

/* ------------------------------------------------------------
   Welcome paragraph (homepage)
   ------------------------------------------------------------ */
.welcome-text {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-style: italic;
  text-align: center;
  color: var(--color-accent);
  padding: var(--space-xl) var(--space-xl);
  max-width: 900px;
  margin: 0 auto;
}

@media (min-width: 900px) {
  .welcome-text {
    font-size: 1.5rem;
  }
}

/* ------------------------------------------------------------
   Section header with "see all" link
   ------------------------------------------------------------ */
.see-all {
  display: block;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: bold;
  color: var(--color-accent);
  text-align: right;
  padding: var(--space-md) var(--space-xl);
  transition: transform var(--transition);
}

.see-all:hover {
  transform: scale(1.04);
}

/* ------------------------------------------------------------
   Product card grid (homepage)
   ------------------------------------------------------------ */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-xl);
}

@media (min-width: 600px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .card-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--color-bg-card);
  transition: box-shadow var(--transition);
}

.card:hover {
  box-shadow: 0 4px 20px rgba(44, 3, 58, 0.15);
}

.card-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background-color: #fff;
}

.card-img-wrap .badge-sale {
  position: absolute;
  bottom: var(--space-sm);
  left: var(--space-sm);
  margin: 0;
}

.card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--transition);
}

.card:hover .card-img-wrap img {
  transform: scale(1.015);
}

.card > a {
  display: flex;
  flex-direction: column;
  flex: 1;
  height: 100%;
}

.card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--space-md);
  gap: var(--space-sm);
}

.card-title {
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: bold;
  color: var(--color-text);
  flex: 1;
}

.card-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.card-price {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: bold;
  color: var(--color-accent);
}

.badge-sale {
  display: inline-block;
  background-color: var(--color-accent);
  color: #fff;
  font-size: 0.8rem;
  font-weight: bold;
  padding: 2px var(--space-sm);
  border-radius: var(--radius-sm);
  align-self: flex-start;
}

.card-btn {
  align-self: center;
  margin-top: auto;
  padding: var(--space-xs) var(--space-xl);
  background-color: var(--color-primary);
  color: #fff;
  font-size: 0.9rem;
  font-family: var(--font-main);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition:
    background-color var(--transition),
    transform var(--transition);
}

.card-btn:hover {
  background-color: var(--color-primary-dark);
  transform: scale(1.05);
}

/* ------------------------------------------------------------
   Usage ideas grid (homepage)
   ------------------------------------------------------------ */
.ideas-section {
  padding: var(--space-md) var(--space-xl) var(--space-xl);
}

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

@media (min-width: 600px) {
  .ideas-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .ideas-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.idea-card {
  background: url("../images/back2.png") center/cover;
  padding: var(--space-md);
  border-radius: var(--radius);
  box-shadow: 3px 3px 0 #a5a5a5;
  opacity: 0.85;
  font-size: 1rem;
  transition: opacity var(--transition);
}

.idea-card:hover {
  opacity: 1;
}

.idea-title {
  font-weight: bold;
  font-size: 1rem;
  margin-bottom: var(--space-sm);
}

/* ------------------------------------------------------------
   Footer
   ------------------------------------------------------------ */
.site-footer {
  margin-top: var(--space-2xl);
  border-top: 2px solid var(--color-accent-light);
  padding: var(--space-xl);
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

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

.footer-links a {
  color: var(--color-accent);
  font-weight: bold;
  transition: opacity var(--transition);
}

.footer-links a:hover {
  opacity: 0.75;
}

/* ------------------------------------------------------------
   Page content wrapper
   Constrains width and centers content on large screens.
   Wrap everything between <nav> and <footer> in <main class="page-content">.
   On index.html the hero is placed before <main> so it stays full-width.
   ------------------------------------------------------------ */
.page-content {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

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