/* =========================================================
   Visit Marbella — design system
   Mediterranean blue + terracotta + sand. No frameworks.
   ========================================================= */

:root {
  color-scheme: light dark;

  --color-bg: #fffdf8;
  --color-surface: #ffffff;
  --color-text: #1c2933;
  --color-muted: #5b6b7a;
  --color-primary: #0c6e8a;
  --color-primary-strong: #084e63;
  --color-accent: #e07a3f;
  --color-accent-strong: #b85d27;
  --color-sand: #f4ebdc;
  --color-border: #e6dcc9;
  --color-focus: #0c6e8a;

  --shadow-sm: 0 1px 2px rgba(15, 30, 45, 0.06), 0 1px 1px rgba(15, 30, 45, 0.04);
  --shadow-md: 0 6px 18px rgba(15, 30, 45, 0.08), 0 2px 4px rgba(15, 30, 45, 0.04);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;

  --container: 68rem;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, "Noto Sans", sans-serif;
  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua",
    Georgia, serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0e1a23;
    --color-surface: #16242f;
    --color-text: #e9eef2;
    --color-muted: #94a8b8;
    --color-primary: #5fb7d4;
    --color-primary-strong: #92d2e6;
    --color-accent: #f3a06b;
    --color-accent-strong: #f7b988;
    --color-sand: #1d2c37;
    --color-border: #233646;
    --color-focus: #5fb7d4;
  }
}

/* Manual override via [data-theme] beats prefers-color-scheme */
:root[data-theme="light"] {
  color-scheme: light;
  --color-bg: #fffdf8;
  --color-surface: #ffffff;
  --color-text: #1c2933;
  --color-muted: #5b6b7a;
  --color-primary: #0c6e8a;
  --color-primary-strong: #084e63;
  --color-accent: #e07a3f;
  --color-accent-strong: #b85d27;
  --color-sand: #f4ebdc;
  --color-border: #e6dcc9;
  --color-focus: #0c6e8a;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --color-bg: #0e1a23;
  --color-surface: #16242f;
  --color-text: #e9eef2;
  --color-muted: #94a8b8;
  --color-primary: #5fb7d4;
  --color-primary-strong: #92d2e6;
  --color-accent: #f3a06b;
  --color-accent-strong: #f7b988;
  --color-sand: #1d2c37;
  --color-border: #233646;
  --color-focus: #5fb7d4;
}

/* ----- Reset & base ----- */

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

a:hover {
  color: var(--color-primary-strong);
}

a:focus-visible,
button:focus-visible,
[role="button"]:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 0.5em;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2rem, 1.4rem + 2.6vw, 3.25rem);
}

h2 {
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.125rem);
  margin-top: 2.5rem;
}

h3 {
  font-size: 1.25rem;
  margin-top: 1.5rem;
}

p {
  margin: 0 0 1em;
}

ul,
ol {
  padding-left: 1.25em;
}

hr {
  border: 0;
  border-top: 1px solid var(--color-border);
  margin: 2.5rem 0;
}

/* ----- Skip link ----- */

.skip-link {
  position: absolute;
  left: 0.5rem;
  top: -3rem;
  background: var(--color-primary);
  color: #fff;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-sm);
  z-index: 100;
  transition: top 0.15s ease;
}

.skip-link:focus {
  top: 0.5rem;
  color: #fff;
}

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

.container {
  width: min(var(--container), 100% - 2rem);
  margin-inline: auto;
}

main {
  display: block;
  padding-block: 2rem 4rem;
}

section {
  margin-block: 2.5rem;
}

/* ----- Site header & nav ----- */

.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(180%) blur(8px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-block: 0.75rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.brand:hover {
  color: var(--color-primary);
}

.brand__mark {
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
}

.brand__name span {
  color: var(--color-accent);
}

.nav {
  margin-left: auto;
}

.nav__toggle {
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.7rem;
  font: inherit;
  color: var(--color-text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.nav__toggle[aria-expanded="true"] {
  background: var(--color-sand);
}

.nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: none;
}

.nav__list a {
  display: block;
  padding: 0.55rem 0.8rem;
  border-radius: var(--radius-sm);
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
}

.nav__list a:hover {
  background: var(--color-sand);
  color: var(--color-primary);
}

.nav__list a[aria-current="page"] {
  color: var(--color-primary);
  background: var(--color-sand);
}

.nav.is-open .nav__list {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  margin-top: 0.5rem;
  padding: 0.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.theme-toggle {
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.35rem 0.7rem;
  font: inherit;
  color: var(--color-text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.theme-toggle:hover {
  background: var(--color-sand);
}

@media (min-width: 48rem) {
  .nav__toggle {
    display: none;
  }
  .nav__list {
    display: flex;
    align-items: center;
    gap: 0.15rem;
  }
  .nav.is-open .nav__list {
    background: transparent;
    border: 0;
    padding: 0;
    margin: 0;
    flex-direction: row;
  }
}

/* ----- Hero ----- */

.hero {
  position: relative;
  isolation: isolate;
  padding-block: clamp(3rem, 4vw + 2rem, 6rem);
  background:
    radial-gradient(ellipse at 20% 10%, rgba(255, 215, 170, 0.55), transparent 55%),
    radial-gradient(ellipse at 85% 30%, rgba(95, 183, 212, 0.35), transparent 60%),
    linear-gradient(180deg, var(--color-sand) 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
}

:root[data-theme="dark"] .hero,
@media (prefers-color-scheme: dark) {
  .hero {
    background:
      radial-gradient(ellipse at 15% 15%, rgba(243, 160, 107, 0.18), transparent 55%),
      radial-gradient(ellipse at 85% 30%, rgba(95, 183, 212, 0.18), transparent 60%),
      linear-gradient(180deg, var(--color-sand) 0%, var(--color-bg) 100%);
  }
}

.hero__eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-accent-strong);
  background: rgba(224, 122, 63, 0.12);
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}

.hero__title {
  max-width: 22ch;
  margin-bottom: 0.6em;
}

.hero__lede {
  font-size: clamp(1.05rem, 0.95rem + 0.4vw, 1.25rem);
  color: var(--color-muted);
  max-width: 52ch;
  margin-bottom: 1.5rem;
}

.hero__ctas {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* ----- Buttons ----- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 1.1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  line-height: 1.2;
  transition: transform 0.08s ease, background 0.15s ease, border-color 0.15s ease;
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-primary-strong);
  color: #fff;
}

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

.btn--ghost:hover {
  background: var(--color-sand);
  color: var(--color-primary);
}

/* ----- Cards ----- */

.cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr));
  gap: 1rem;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: rgba(12, 110, 138, 0.4);
}

.card h3 {
  margin-top: 0;
}

.card__meta {
  font-size: 0.875rem;
  color: var(--color-muted);
  margin-top: auto;
}

.card__tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary-strong);
  background: rgba(12, 110, 138, 0.1);
  padding: 0.18rem 0.5rem;
  border-radius: 999px;
  align-self: flex-start;
}

/* "Topic" cards on the home page link the whole tile */
a.card {
  text-decoration: none;
  color: inherit;
}

a.card:hover {
  color: inherit;
}

a.card h3 {
  color: var(--color-primary);
}

/* ----- Callouts ----- */

.callout {
  background: var(--color-sand);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  margin-block: 1.5rem;
}

.callout h3 {
  margin-top: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-strong);
}

/* ----- Definition lists used for "Practical info" ----- */

dl.facts {
  display: grid;
  grid-template-columns: max-content 1fr;
  column-gap: 1rem;
  row-gap: 0.4rem;
  margin: 0;
}

dl.facts dt {
  font-weight: 600;
  color: var(--color-muted);
}

dl.facts dd {
  margin: 0;
}

/* ----- Tables ----- */

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

th,
td {
  text-align: left;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

th {
  background: var(--color-sand);
  font-weight: 600;
}

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

.site-footer {
  background: var(--color-sand);
  border-top: 1px solid var(--color-border);
  padding-block: 2rem;
  margin-top: 4rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.site-footer h4 {
  font-family: var(--font-sans);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  margin: 0 0 0.5rem;
  color: var(--color-text);
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-footer li {
  margin-bottom: 0.25rem;
}

.site-footer__legal {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

@media (min-width: 48rem) {
  .site-footer__grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }
}

/* ----- Utility ----- */

.lede {
  font-size: 1.15rem;
  color: var(--color-muted);
  max-width: 60ch;
}

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-accent-strong);
  margin-bottom: 0.5rem;
}

.muted {
  color: var(--color-muted);
}

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

.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 48rem) {
  .two-col {
    grid-template-columns: 2fr 1fr;
  }
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.5rem 0 1rem;
  padding: 0;
  list-style: none;
}

.tag-row li {
  font-size: 0.78rem;
  padding: 0.18rem 0.55rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-muted);
  background: var(--color-surface);
}

/* page header strip used on inner pages */
.page-header {
  background: linear-gradient(180deg, var(--color-sand) 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
  padding-block: 2.5rem 2rem;
}

.page-header h1 {
  margin-bottom: 0.4rem;
}