/*
 * dark-theme.css
 * Dark theme overrides for the Read Only template.
 * Accent colour: #4acaa8 (teal) — kept as-is, looks great on dark.
 */

/* ── Palette variables (easy to tweak) ─────────────────────────────────────
   --bg-deep   : darkest background (main page body)
   --bg-mid    : slightly lighter (sections, cards)
   --bg-surface: inputs, tables, footer
   --text-main : primary text
   --text-muted: secondary / placeholder text
   --border    : dividers
   --accent    : teal highlight (unchanged from template)
   ────────────────────────────────────────────────────────────────────────── */

/* ── Simulation card images — uniform size ───────────────────────────────── */
.features article .image {
    overflow: hidden;
}

.features article .image img {
    width: 100%;
    aspect-ratio: 4 / 3;    /* consistent ratio on any screen width */
    object-fit: cover;
    object-position: center;
    display: block;
    height: auto;
}

/* ── Paragraph spacing ───────────────────────────────────────────────────── */
#main p {
    margin-bottom: 1em;   /* default is ~2.25em — reduce to taste */
}
body {
    background: #0f1117;
    color: #c9d1d9;
}

body, input, select, textarea {
    color: #c9d1d9;
}

/* ── Headings ────────────────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
    color: #e6edf3;
}

/* Section headings (Simulations, Teaching, etc.) — restore teal */
header.major h2,
header.major h3 {
    color: #4acaa8;
}

/* Subtitle under section heading ("PhD Student in Physics…") */
header.major h2 + p,
header.major h3 + p {
    color: #8b949e;
}

/* ── Links ───────────────────────────────────────────────────────────────── */
a {
    color: #4acaa8;
}
a:hover {
    color: #7ddfc9;
}

/* ── Horizontal rules & blockquotes ─────────────────────────────────────── */
hr {
    border-bottom-color: #30363d;
}
blockquote {
    border-left-color: #30363d;
}

/* ── Code blocks ─────────────────────────────────────────────────────────── */
code {
    background: #161b22;
    color: #79c0ff;
}
pre {
    background: #161b22;
    color: #c9d1d9;
}

/* ── Sidebar / Header panel ──────────────────────────────────────────────── */
#header {
    background: #161b22;          /* dark navy instead of teal */
    color: #c9d1d9;
}

#header h1, #header h2, #header h3,
#header h4, #header h5, #header h6 {
    color: #4acaa8;
}

#header h1 a, #header h2 a, #header h3 a,
#header h4 a, #header h5 a, #header h6 a {
    color: #4acaa8;
}

#header > header p,
#header header p {
    color: #8b949e;
}

#header a {
    color: #c9d1d9;
}
#header a:hover {
    color: #ffffff !important;
}

/* Nav links */
#header > nav ul li {
    border-top-color: #21262d;
}

#header > nav ul li a {
    color: #c9d1d9 !important;
}

#header > nav ul li a.active {
    background: #0f1117;
    color: #4acaa8 !important;
}

/* Social icons in sidebar footer */
#header > footer .icons li a {
    color: #8b949e;
}
#header > footer .icons li a:hover {
    color: #ffffff !important;
}

/* Mobile title bar */
#titleBar {
    background: #161b22;
    color: #e6edf3;
}
#titleBar .title {
    color: #e6edf3;
}

/* ── Main content wrapper ────────────────────────────────────────────────── */
#wrapper {
    background: #0f1117;
}

/* Section dividers */
#main > section {
    border-top-color: #21262d;
}

/* ── Feature icons ───────────────────────────────────────────────────────── */
ul.feature-icons li:before {
    background: #4acaa8;  /* keep teal circle */
    color: #0f1117;       /* dark glyph — matches the CV button style */
}

/* fa-atom sits slightly high — nudge it down */
ul.feature-icons li.fa-atom:before {
    padding-top: 0.065em;
    padding-left: -0.2em;
}

/* ── Bold / strong text ──────────────────────────────────────────────────── */
strong, b {
    color: #4acaa8;   /* teal — stands out on dark, matches accent */
    font-weight: 700;
}

/* ── Project / article cards ─────────────────────────────────────────────── */
.features article {
    border-top-color: #21262d;
}

/* ── Tables ──────────────────────────────────────────────────────────────── */
table {
    color: #c9d1d9;
}

table tbody tr {
    border-color: #21262d;
}

table tbody tr:nth-child(2n+1) {
    background-color: #161b22;
}

table th {
    color: #e6edf3;
    border-bottom-color: #30363d;
}

table td {
    border-top-color: #21262d;
}

/* ── Forms (inputs, textareas) ───────────────────────────────────────────── */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
select,
textarea {
    background: #161b22;
    border-color: #30363d;
    color: #c9d1d9;
}

input[type="text"]:focus,
input[type="email"]:focus,
textarea:focus {
    border-color: #4acaa8;
}

input[type="text"]::placeholder,
input[type="email"]::placeholder,
textarea::placeholder {
    color: #484f58;
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
/* Default (grey) button */
input[type="submit"],
input[type="reset"],
input[type="button"],
.button {
    background-color: #21262d;
    border-color: #30363d;
    color: #c9d1d9 !important;
}

input[type="submit"]:hover,
input[type="reset"]:hover,
input[type="button"]:hover,
.button:hover {
    background-color: #30363d;
    border-color: #4acaa8;
}

/* Primary (teal) button — keep accent colour */
input[type="submit"].primary,
.button.primary {
    background-color: #4acaa8;
    border-color: #4acaa8;
    color: #0f1117 !important;
}

input[type="submit"].primary:hover,
.button.primary:hover {
    background-color: #3ab898;
    border-color: #3ab898;
}

/* ── Footer ──────────────────────────────────────────────────────────────── */
#footer {
    background: #161b22;
    border-top-color: #21262d;
    color: #484f58;
}

#footer .copyright li {
    border-left-color: #21262d;
}

/* ── Academicons — match sidebar icon style ──────────────────────────────── */
#header > footer .icons li a.ai {
    font-size: 1.25em;
    color: #8b949e;
    text-decoration: none;
    display: inline-block;
    line-height: 1;
}
#header > footer .icons li a.ai:hover {
    color: #ffffff !important;
}
#header > footer .icons li a.ai .label {
    display: none;
}