/* ==========================================================================
   The Pith Reference - Custom Modern Design Theme (Sharp Brutalist Aesthetic)
   ========================================================================== */

:root {
    --sidebar-target-width: 320px;
    --content-max-width: 900px;
    --code-font-size: 1.52rem;

    --pith-primary: #10b981;
    --pith-primary-dark: #059669;
    --pith-primary-light: #34d399;
    --pith-accent: #06b6d4;
    --pith-code-bg: #1e1e2e;
    --pith-font-mono: "JetBrains Mono", "Fira Code", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* --------------------------------------------------------------------------
   Global Sharp Corners (No Rounded Corners)
   -------------------------------------------------------------------------- */

*, *::before, *::after {
    border-radius: 0 !important;
}

/* --------------------------------------------------------------------------
   Typography & Base Styles (1rem = 10px in mdBook reset)
   -------------------------------------------------------------------------- */

body {
    font-size: 1.7rem; /* 17px */
    line-height: 1.76;
    letter-spacing: -0.01em;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-top: 1.8em;
    margin-bottom: 0.6em;
}

h1 {
    font-size: 3.4rem; /* 34px */
    line-height: 1.25;
    padding-bottom: 0.35em;
    border-bottom: 2px solid rgba(16, 185, 129, 0.25);
    margin-top: 0.5em;
}

h2 {
    font-size: 2.4rem; /* 24px */
    line-height: 1.35;
    margin-top: 1.9em;
}

h3 {
    font-size: 1.95rem; /* 19.5px */
    margin-top: 1.5em;
}

h4 {
    font-size: 1.7rem; /* 17px */
}

p, ul, ol {
    margin-top: 0.9em;
    margin-bottom: 0.9em;
}

li {
    margin-top: 0.35em;
    margin-bottom: 0.35em;
}

a {
    color: var(--pith-primary-dark);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.15s ease, border-color 0.15s ease;
    border-bottom: 1px dotted rgba(16, 185, 129, 0.4);
}

.coal a, .navy a, .ayu a {
    color: var(--pith-primary-light);
}

a:hover {
    color: var(--pith-primary);
    border-bottom-style: solid;
}

/* --------------------------------------------------------------------------
   Code & Preformatted Blocks (Square & Sharp)
   -------------------------------------------------------------------------- */

code {
    font-family: var(--pith-font-mono);
    font-size: 0.92em;
    padding: 0.22em 0.5em;
    border-radius: 0 !important;
    background-color: rgba(125, 125, 125, 0.14);
    font-feature-settings: "calt" 1, "liga" 1;
}

pre {
    border-radius: 0 !important;
    padding: 1.25em 1.5em;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    position: relative;
    border: 1px solid rgba(125, 125, 125, 0.22);
    margin: 1.5em 0;
}

pre code {
    padding: 0;
    background: transparent !important;
    border-radius: 0 !important;
    font-size: 1.52rem;
    line-height: 1.68;
}

/* Copy button styling (Square) */
.copy-button {
    border-radius: 0 !important;
    opacity: 0.7;
    transition: all 0.2s ease;
    top: 8px;
    right: 8px;
    padding: 6px 8px;
    border: 1px solid transparent;
}

.copy-button:hover {
    opacity: 1;
    background: rgba(16, 185, 129, 0.2);
    border-color: rgba(16, 185, 129, 0.4);
}

/* --------------------------------------------------------------------------
   Tables (Square & Crisp)
   -------------------------------------------------------------------------- */

table {
    width: 100%;
    border-collapse: collapse;
    border-radius: 0 !important;
    overflow: hidden;
    margin: 1.8em 0;
    border: 1px solid rgba(125, 125, 125, 0.25);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

table th {
    background-color: rgba(16, 185, 129, 0.09);
    font-weight: 600;
    text-align: left;
    padding: 13px 18px;
    font-size: 1.6rem;
    border-bottom: 2px solid rgba(16, 185, 129, 0.25);
    border-radius: 0 !important;
}

table td {
    padding: 12px 18px;
    border-top: 1px solid rgba(125, 125, 125, 0.14);
    font-size: 1.55rem;
    border-radius: 0 !important;
}

table tr:hover td {
    background-color: rgba(16, 185, 129, 0.035);
}

/* --------------------------------------------------------------------------
   Callout Badges & Blockquotes (Square)
   -------------------------------------------------------------------------- */

blockquote {
    border-left: 4px solid var(--pith-primary);
    background-color: rgba(16, 185, 129, 0.07);
    margin: 1.6em 0;
    padding: 1em 1.4em;
    border-radius: 0 !important;
    font-size: 1.65rem;
}

blockquote p {
    margin: 0.35em 0;
}

.badge {
    display: inline-block;
    font-family: var(--pith-font-mono);
    font-size: 1.25rem;
    font-weight: 600;
    padding: 0.2rem 0.65rem;
    border-radius: 0 !important;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background: rgba(16, 185, 129, 0.15);
    color: var(--pith-primary-dark);
    border: 1px solid rgba(16, 185, 129, 0.4);
    vertical-align: middle;
}

.coal .badge, .navy .badge, .ayu .badge {
    color: var(--pith-primary-light);
}

/* --------------------------------------------------------------------------
   Sidebar & Navigation (Square)
   -------------------------------------------------------------------------- */

.sidebar {
    font-size: 1.55rem;
}

.sidebar .part-title {
    font-size: 1.25rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--pith-primary-dark);
    margin-top: 1.8em;
    margin-bottom: 0.5em;
    padding-left: 12px;
}

.coal .sidebar .part-title, .navy .sidebar .part-title, .ayu .sidebar .part-title {
    color: var(--pith-primary-light);
}

.sidebar ol.chapter li a {
    padding: 5px 12px;
    line-height: 1.4;
    border-radius: 0 !important;
}

.sidebar ol.chapter li a.active {
    color: var(--pith-primary);
    font-weight: 700;
    border-left: 3px solid var(--pith-primary);
    padding-left: 9px;
    background-color: rgba(16, 185, 129, 0.08);
    border-radius: 0 !important;
}

/* --------------------------------------------------------------------------
   Search Bar (Square)
   -------------------------------------------------------------------------- */

#searchbar {
    font-size: 1.6rem;
    border-radius: 0 !important;
    border: 1px solid rgba(16, 185, 129, 0.35);
    padding: 0.7em 1.1em;
    transition: all 0.2s ease;
}

#searchbar:focus {
    border-color: var(--pith-primary);
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.25);
    border-radius: 0 !important;
}

/* --------------------------------------------------------------------------
   Keyboard Shortcuts & Buttons (Square)
   -------------------------------------------------------------------------- */

kbd {
    font-family: var(--pith-font-mono);
    font-size: 1.35rem;
    background: rgba(125, 125, 125, 0.15);
    border: 1px solid rgba(125, 125, 125, 0.3);
    border-radius: 0 !important;
    padding: 2px 7px;
    box-shadow: none;
}

button, input, select, textarea {
    border-radius: 0 !important;
}

/* --------------------------------------------------------------------------
   Menu Bar & Icon Buttons (Perfect Vertical Alignment)
   -------------------------------------------------------------------------- */

#mdbook-menu-bar {
    display: flex;
    align-items: center;
    height: var(--menu-bar-height);
}

.left-buttons,
.right-buttons {
    display: flex !important;
    align-items: center !important;
    height: var(--menu-bar-height) !important;
}

#mdbook-menu-bar .icon-button,
#mdbook-menu-bar .right-buttons a {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    height: var(--menu-bar-height) !important;
    padding: 0 10px !important;
    margin: 0 !important;
    border: none !important;
    background: transparent !important;
    color: var(--icons) !important;
    font-family: inherit !important;
    font-size: 1.8rem !important;
    line-height: 1 !important;
    box-sizing: border-box !important;
    cursor: pointer;
    vertical-align: middle;
    transition: color 0.2s ease;
}

#mdbook-menu-bar .icon-button:hover,
#mdbook-menu-bar .right-buttons a:hover {
    color: var(--icons-hover) !important;
}

#mdbook-menu-bar .fa-svg {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 1em !important;
    height: 1em !important;
    padding: 0 !important;
    margin: 0 !important;
    line-height: 1 !important;
    font-size: inherit !important;
}

#mdbook-menu-bar .fa-svg svg {
    display: block !important;
    width: 1em !important;
    height: 1em !important;
    margin: 0 !important;
    fill: currentColor !important;
}