/* ============================================================
   µBlog — Blueprint Drafting Board Theme
   Overrides assets/css/style.css (iPortfolio template).
   Same token system as the To Do App / Revconn site.
   ============================================================ */

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

:root {
  --navy-deep: #0a1420;
  --navy: #101f36;
  --navy-line: #1c3358;
  --cyan: #00d4ff;
  --amber: #ffb627;
  --coral: #ff6b6b;
  --mint: #3ddc97;
  --paper: #eef3f9;
  --paper-dim: #a9b8cc;
  --ink: #0a1420;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* ---------- base / blueprint backdrop ---------- */

html {
  background-color: var(--navy-deep);
  position: relative;
}

html::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.06) 1px, transparent 1px),
    linear-gradient(rgba(0, 212, 255, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.14) 1px, transparent 1px);
  background-size: 16px 16px, 16px 16px, 80px 80px, 80px 80px;
  background-position: -1px -1px, -1px -1px, -1px -1px, -1px -1px;
}

body {
  position: relative;
  z-index: 1;
  background-color: var(--navy-deep);
  color: var(--paper);
  font-family: var(--font-body);
}

::selection {
  background: var(--cyan);
  color: var(--ink);
}

/* thin scrollbar to match the theme */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--navy-deep);
}

::-webkit-scrollbar-thumb {
  background: var(--navy-line);
  border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--cyan);
}

/* ---------- loading spinner ---------- */

#loading {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy-deep);
}

/* ================================================================
   SIDEBAR HEADER — colors/typography only; layout (position, width,
   the mobile-nav-toggle show/hide behavior driven by main.js) is left
   to assets/css/style.css so nothing JS-controlled breaks.
   ================================================================ */

#header {
  background: linear-gradient(180deg, var(--navy) 0%, var(--navy-deep) 100%) !important;
  border-right: 1px solid var(--navy-line);
}

.mobile-nav-toggle {
  color: var(--cyan) !important;
}

/* -- profile block -- */

.profile img {
  border: 3px solid var(--cyan);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
  padding: 0;
}

.profile h1,
.profile h1 a {
  font-family: var(--font-display) !important;
  font-weight: 700 !important;
  color: var(--paper) !important;
  letter-spacing: 0.01em;
}

.profile h1 a:hover {
  color: var(--cyan) !important;
}

.social-links a {
  color: var(--paper-dim) !important;
  background: rgba(0, 212, 255, 0.06);
  border: 1px solid var(--navy-line);
  border-radius: 4px;
  transition: color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.social-links a:hover {
  color: var(--cyan) !important;
  border-color: var(--cyan);
  transform: translateY(-2px);
}

/* -- Free Utilities dropdown -- */

.dropbtn {
  font-family: var(--font-mono) !important;
  font-size: 0.72rem !important;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: transparent !important;
  color: var(--amber) !important;
  border: 1px dashed var(--navy-line) !important;
  border-radius: 4px !important;
}

.dropbtn:hover {
  border-color: var(--amber) !important;
  background: rgba(255, 182, 39, 0.08) !important;
}

.dropdown-content {
  background: var(--navy) !important;
  border: 1px solid var(--navy-line) !important;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5) !important;
}

.dropdown-content a {
  font-family: var(--font-body) !important;
  color: var(--paper-dim) !important;
}

.dropdown-content a:hover {
  color: var(--cyan) !important;
  background: rgba(0, 212, 255, 0.08) !important;
}

/* -- nav menu -- */

.nav-menu ul li a.nav-link {
  font-family: var(--font-body) !important;
  color: var(--paper-dim) !important;
  border-left: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.nav-menu ul li a.nav-link span {
  letter-spacing: 0.01em;
}

.nav-menu ul li a.nav-link i {
  color: var(--cyan) !important;
}

.nav-menu ul li a.nav-link:hover {
  color: var(--cyan) !important;
  background: rgba(0, 212, 255, 0.06);
  border-left-color: var(--cyan);
}

.nav-menu ul li a.nav-link.active {
  color: var(--amber) !important;
  border-left-color: var(--amber);
  background: rgba(255, 182, 39, 0.06);
}

/* ================================================================
   MAIN CONTENT
   ================================================================ */

/* -- breadcrumbs / title block -- */

.breadcrumbs {
  background: linear-gradient(180deg, rgba(16, 31, 54, 0.9) 0%, rgba(10, 20, 32, 0.9) 100%) !important;
  border-bottom: 1px solid var(--navy-line);
  position: relative;
}

.breadcrumbs::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 12px;
  width: 18px;
  height: 18px;
  border-top: 2px solid var(--cyan);
  border-left: 2px solid var(--cyan);
  pointer-events: none;
}

.breadcrumbs h3 {
  font-family: var(--font-display) !important;
  font-weight: 700 !important;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--paper) !important;
  font-size: 1.3rem;
}

.breadcrumbs ol {
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.breadcrumbs ol li a {
  color: var(--cyan);
  text-decoration: none;
}

.breadcrumbs ol li {
  color: var(--paper-dim);
}

/* -- blog card grid -- */

#blogContainer {
  gap: 1.25rem;
}

/* Generic .card theming — matches whatever structure myblog.js renders
   (works whether it uses Bootstrap's .card-body/.card-title or plain
   markup inside .card). */
.card {
  background: linear-gradient(180deg, rgba(16, 31, 54, 0.85) 0%, rgba(10, 20, 32, 0.85) 100%) !important;
  border: 1px solid var(--navy-line) !important;
  border-radius: 6px !important;
  color: var(--paper) !important;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.35);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--mint));
  opacity: 0.85;
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--cyan) !important;
  box-shadow: 0 16px 36px rgba(0, 212, 255, 0.12);
}

.card-body,
.card > *:not(.card-img-top) {
  color: var(--paper);
}

.card-title {
  font-family: var(--font-display) !important;
  font-weight: 600 !important;
  color: var(--paper) !important;
  font-size: 1.05rem;
}

.card-subtitle,
.card-text small,
.card .date,
.card time {
  font-family: var(--font-mono) !important;
  font-size: 0.72rem !important;
  letter-spacing: 0.05em;
  color: var(--mint) !important;
  text-transform: uppercase;
}

.card-text,
.card p {
  font-family: var(--font-body);
  color: var(--paper-dim);
  font-size: 0.92rem;
  line-height: 1.55;
}

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

.card a:hover {
  color: var(--amber);
}

.card .badge {
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.04em;
  background: rgba(0, 212, 255, 0.12) !important;
  color: var(--cyan) !important;
  border: 1px solid var(--navy-line);
}

.card img {
  border-bottom: 1px solid var(--navy-line);
}

/* ================================================================
   FOOTER — small and sleek, same treatment as the To Do App
   ================================================================ */

#footer {
  background: var(--navy) !important;
  border-top: 1px solid var(--navy-line);
  padding: 0.9rem 0 !important;
}

#footer .copyright {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--paper-dim);
  text-align: center;
}

#footer .copyright span,
#footer .copyright strong {
  color: var(--cyan);
}

/* -- back to top -- */

.back-to-top {
  background: var(--cyan) !important;
  color: var(--ink) !important;
  box-shadow: 0 6px 18px rgba(0, 212, 255, 0.3);
}

.back-to-top:hover {
  background: var(--amber) !important;
}

/* ---------- responsive ---------- */

@media screen and (max-width: 756px) {
  .card {
    flex-basis: 100%;
  }
}

@media screen and (min-width: 757px) {
  .card {
    flex-basis: 45%;
  }
}