/* ==========================================================================
   Currà Vincenzo — minimal, responsive stylesheet
   ========================================================================== */

:root {
  --color-bg: #ffffff;
  --color-surface: #f6f5f3;
  --color-text: #1c1c1c;
  --color-text-muted: #5a5a5a;
  --color-border: #e3e1dd;
  --color-primary: #b5502f;
  --color-primary-dark: #93401f;
  --color-primary-contrast: #ffffff;

  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --container-width: 1080px;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;

  --radius: 8px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --transition: 0.2s ease;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg: #15130f;
    --color-surface: #1e1c17;
    --color-text: #f1efe9;
    --color-text-muted: #b3aea3;
    --color-border: #33302a;
    --color-primary: #e07a4f;
    --color-primary-dark: #f0946e;
    --color-primary-contrast: #15130f;
  }
}

:root[data-theme="dark"] {
  --color-bg: #15130f;
  --color-surface: #1e1c17;
  --color-text: #f1efe9;
  --color-text-muted: #b3aea3;
  --color-border: #33302a;
  --color-primary: #e07a4f;
  --color-primary-dark: #f0946e;
  --color-primary-contrast: #15130f;
}

/* --- Reset ---------------------------------------------------------- */

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

* {
  margin: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--transition), color var(--transition);
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover,
a:focus-visible {
  text-decoration: underline;
}

ul {
  padding-left: 1.25em;
}

h1,
h2,
h3,
h4 {
  line-height: 1.25;
  font-weight: 700;
  color: var(--color-text);
}

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

/* --- Layout ----------------------------------------------------------- */

.container {
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

main {
  flex: 1;
  padding-block: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/* --- Header / Nav ------------------------------------------------------- */

header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

header nav {
  display: flex;
  align-items: center;
  padding-block: var(--space-2);
  gap: var(--space-4);
}

.logo a {
  color: var(--color-text);
  font-weight: 700;
  font-size: 1.15rem;
  text-decoration: none;
  letter-spacing: -0.01em;
}

.nav-links {
  list-style: none;
  padding: 0;
  display: flex;
  gap: var(--space-3);
}

.nav-links a {
  color: var(--color-text);
  font-weight: 500;
  padding-block: 0.25rem;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--color-primary);
  text-decoration: none;
}

.nav-links a.active {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin-left: auto;
}

.theme-toggle {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  transition: background-color var(--transition), border-color var(--transition), transform 0.1s ease;
}

@media (hover: hover) and (pointer: fine) {
  .theme-toggle:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
  }
}

.theme-toggle:active {
  transform: scale(0.92);
}

.theme-toggle svg {
  width: 20px;
  height: 20px;
  pointer-events: none;
}

.theme-toggle .icon-moon {
  display: none;
}

:root[data-theme="dark"] .theme-toggle .icon-sun {
  display: none;
}

:root[data-theme="dark"] .theme-toggle .icon-moon {
  display: block;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .theme-toggle .icon-sun {
    display: none;
  }

  :root:not([data-theme]) .theme-toggle .icon-moon {
    display: block;
  }
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 0;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle span {
  position: relative;
}

.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
}

.nav-toggle span::before {
  top: -7px;
}

.nav-toggle span::after {
  top: 7px;
}

.nav-toggle[aria-expanded="true"] span {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] span::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span::after {
  top: 0;
  transform: rotate(-45deg);
}

/* --- Sections ----------------------------------------------------------- */

section {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

section h2 {
  font-size: 1.5rem;
}

section h3 {
  font-size: 1.15rem;
  margin-top: var(--space-2);
  color: var(--color-primary-dark);
}

section p,
section li {
  color: var(--color-text-muted);
}

.intro p {
  font-size: 1.1rem;
  color: var(--color-text);
}

.servizi,
.rivendita,
.orari {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
}

/* --- Footer --------------------------------------------------------------- */

footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  margin-top: var(--space-5);
}

footer .container {
  padding-block: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

footer a {
  color: var(--color-text-muted);
  text-decoration: underline;
}

footer a:hover,
footer a:focus-visible {
  color: var(--color-primary);
}

/* --- Responsive ------------------------------------------------------- */

@media (max-width: 640px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow);
    max-height: 0;
    overflow: hidden;
    visibility: hidden;
    transition: max-height var(--transition), visibility var(--transition);
  }

  .nav-links.open {
    max-height: 60vh;
    visibility: visible;
  }

  .nav-links li {
    border-top: 1px solid var(--color-border);
  }

  .nav-links a {
    display: block;
    padding: var(--space-2) var(--space-3);
    border-bottom: none;
  }

  header nav {
    position: relative;
  }

  .servizi,
  .rivendita,
  .orari {
    padding: var(--space-3);
  }
}