/*
 * SPDX-FileCopyrightText: 2024 John Samuel <johnsamuelwrites@gmail.com>
 * SPDX-License-Identifier: GPL-3.0-or-later
 *
 * Extra CSS for the Multilingual Programming docs (MkDocs Material).
 * Applies futuristic styling on top of the Material base theme.
 */

/* ── Fonts ───────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── CSS custom properties ───────────────────────────────────────── */
:root {
  --ml-radius: 10px;
  --ml-glow-purple: rgba(124, 106, 247, 0.35);
  --ml-glow-cyan:   rgba(0, 212, 255, 0.25);
  --ml-transition:  0.2s ease;
}

/* ── Animated hero gradient on the home page ─────────────────────── */
.md-hero {
  background: linear-gradient(135deg, #1a0533 0%, #0a1628 50%, #0d1f3c 100%);
  position: relative;
  overflow: hidden;
}
.md-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 25% 30%, rgba(124, 106, 247, 0.15) 0%, transparent 55%),
    radial-gradient(ellipse at 75% 70%, rgba(0, 212, 255, 0.10) 0%, transparent 55%);
  animation: ml-bg-pulse 6s ease-in-out infinite alternate;
  pointer-events: none;
}
@keyframes ml-bg-pulse {
  from { opacity: 0.6; }
  to   { opacity: 1.0; }
}

/* ── Navigation tabs — glow on active ───────────────────────────── */
.md-tabs__link--active {
  text-shadow: 0 0 12px var(--ml-glow-cyan);
}

/* ── Code blocks ─────────────────────────────────────────────────── */
.md-typeset pre > code {
  border-radius: var(--ml-radius);
}
.md-typeset .highlight {
  border-radius: var(--ml-radius);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(124, 106, 247, 0.15);
}
[data-md-color-scheme="slate"] .md-typeset .highlight {
  border-color: rgba(124, 106, 247, 0.25);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(124, 106, 247, 0.1);
}

/* ── Admonition upgrades ─────────────────────────────────────────── */
.md-typeset .admonition,
.md-typeset details {
  border-radius: var(--ml-radius);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
}

/* ── Content cards ───────────────────────────────────────────────── */
.md-typeset .grid.cards > ul > li,
.md-typeset .grid.cards > :not(ul) {
  border-radius: var(--ml-radius);
  transition: transform var(--ml-transition), box-shadow var(--ml-transition);
}
.md-typeset .grid.cards > ul > li:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(124, 106, 247, 0.2);
}

/* ── Header — subtle glow on dark ───────────────────────────────── */
[data-md-color-scheme="slate"] .md-header {
  background: linear-gradient(90deg, #12004a 0%, #0a0a2a 50%, #001a3a 100%);
  box-shadow: 0 1px 0 rgba(124, 106, 247, 0.3), 0 4px 24px rgba(0, 0, 0, 0.4);
}
[data-md-color-scheme="slate"] .md-tabs {
  background: rgba(10, 10, 30, 0.7);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(124, 106, 247, 0.15);
}

/* ── Sidebar navigation ──────────────────────────────────────────── */
[data-md-color-scheme="slate"] .md-nav__link--active {
  color: #00d4ff;
  text-shadow: 0 0 8px rgba(0, 212, 255, 0.4);
}
[data-md-color-scheme="slate"] .md-nav__link:hover {
  color: #a78bfa;
}

/* ── Tables ──────────────────────────────────────────────────────── */
.md-typeset table:not([class]) {
  border-radius: var(--ml-radius);
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
}
[data-md-color-scheme="slate"] .md-typeset table:not([class]) th {
  background: rgba(124, 106, 247, 0.2);
}
[data-md-color-scheme="slate"] .md-typeset table:not([class]) tr:hover td {
  background: rgba(124, 106, 247, 0.07);
}

/* ── Buttons ─────────────────────────────────────────────────────── */
.md-typeset .md-button {
  border-radius: var(--ml-radius);
  transition: transform var(--ml-transition), box-shadow var(--ml-transition);
}
.md-typeset .md-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--ml-glow-purple);
}
.md-typeset .md-button--primary {
  background: linear-gradient(135deg, #7c6af7, #00d4ff);
  border: none;
  color: #fff;
}

/* ── Search bar ──────────────────────────────────────────────────── */
[data-md-color-scheme="slate"] .md-search__input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(124, 106, 247, 0.2);
  border-radius: 24px;
}
[data-md-color-scheme="slate"] .md-search__input:focus {
  box-shadow: 0 0 0 3px rgba(124, 106, 247, 0.25);
}

/* ── Footer ──────────────────────────────────────────────────────── */
[data-md-color-scheme="slate"] .md-footer {
  background: #060614;
  border-top: 1px solid rgba(124, 106, 247, 0.15);
}

/* ── Inline code ─────────────────────────────────────────────────── */
[data-md-color-scheme="slate"] .md-typeset code:not(.highlight code) {
  background: rgba(124, 106, 247, 0.12);
  border: 1px solid rgba(124, 106, 247, 0.2);
  border-radius: 4px;
  color: #a78bfa;
}

/* ── Copy button on code blocks ──────────────────────────────────── */
.md-typeset .highlight .md-clipboard {
  border-radius: 6px;
  transition: background var(--ml-transition), color var(--ml-transition);
}

/* ── Playground page: open-in-full link styling ──────────────────── */
.md-typeset .playground-link {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: linear-gradient(135deg, #7c6af7, #00d4ff);
  color: #fff !important;
  padding: .6rem 1.4rem;
  border-radius: 24px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(124, 106, 247, 0.35);
  transition: transform var(--ml-transition), box-shadow var(--ml-transition);
  margin: .5rem 0;
}
.md-typeset .playground-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(124, 106, 247, 0.5);
  text-decoration: none !important;
}