/* ========================================================================
 * Daniel Krydynski — "Dark Precision + Creative Spark" theme
 * Layers over Bootstrap 4 + Now UI Kit. Load AFTER main.css.
 * Palette: Linear-style dark canvas + Electric Indigo (dev trust)
 *          + Cyan (creative spark). Typography: Inter + JetBrains Mono.
 * ======================================================================== */

:root {
  /* Base surfaces (Linear-style luminance stepping) */
  --dk-bg: #08090a;
  --dk-panel: #0f1011;
  --dk-surface: #191a1b;
  --dk-surface-2: #28282c;

  /* Text */
  --dk-text: #f7f8f8;
  --dk-text-2: #d0d6e0;
  --dk-text-3: #8a8f98;
  --dk-text-4: #62666d;

  /* Accents: dev trust + creative spark */
  --dk-indigo: #6366f1;
  --dk-indigo-hover: #828fff;
  --dk-cyan: #06b6d4;

  /* Borders */
  --dk-border-subtle: rgba(255, 255, 255, 0.05);
  --dk-border: rgba(255, 255, 255, 0.08);

  /* Fonts */
  --dk-font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --dk-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* ---------- Base ---------- */
html {
  scroll-behavior: smooth;
}

body {
  background: var(--dk-bg) !important;
  color: var(--dk-text-2) !important;
  font-family: var(--dk-font) !important;
  font-feature-settings: "cv01", "ss03";
  letter-spacing: -0.011em;
}

h1, h2, h3, h4, h5, h6,
.title, .navbar-brand, .btn {
  font-family: var(--dk-font) !important;
}

a {
  color: var(--dk-indigo-hover);
  transition: color 0.18s ease;
}

a:hover, a:focus {
  color: var(--dk-cyan);
}

/* Dark scrollbar to match dev-environment feel */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--dk-panel); }
::-webkit-scrollbar-thumb { background: var(--dk-surface-2); border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: var(--dk-indigo); }

::selection {
  background: rgba(99, 102, 241, 0.4);
  color: var(--dk-text);
}

/* ---------- Surfaces ---------- */
.card,
.card-body,
.section,
.footer,
.thankyou-card,
.bg-light,
.rounded-left {
  background: var(--dk-panel) !important;
  color: var(--dk-text-2) !important;
  border-color: var(--dk-border) !important;
}

.card {
  border: 1px solid var(--dk-border-subtle) !important;
  border-radius: 8px !important;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.card:hover {
  border-color: var(--dk-border) !important;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.text-muted, .category {
  color: var(--dk-text-3) !important;
}

.title {
  color: var(--dk-text) !important;
  font-weight: 600;
  letter-spacing: -0.03em;
}

/* Section titles: mono eyebrow flair above each heading */
.section .h4.title.text-center {
  position: relative;
  color: var(--dk-text) !important;
}

.section .h4.title.text-center::before {
  content: "//";
  font-family: var(--dk-mono);
  color: var(--dk-cyan);
  margin-right: 0.5rem;
  font-weight: 400;
}

/* ---------- Navbar ---------- */
.navbar.bg-primary,
.navbar.navbar-transparent {
  background: rgba(8, 9, 10, 0.85) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--dk-border-subtle);
}

.navbar-brand,
body.dark-mode .navbar-brand {
  font-weight: 600;
  letter-spacing: -0.02em;
  background: linear-gradient(90deg, var(--dk-indigo-hover), var(--dk-cyan)) !important;
  -webkit-background-clip: text !important;
  background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  color: transparent !important;
}

.nav-link {
  color: var(--dk-text-2) !important;
  font-weight: 500;
  font-size: 0.9rem;
  transition: color 0.18s ease;
}

.nav-link:hover, .nav-link:focus {
  color: var(--dk-text) !important;
}

.navbar-toggler-bar {
  background: var(--dk-text-2) !important;
}

/* ---------- Hero / page header ---------- */
.page-header {
  background: var(--dk-bg) !important;
}

.page-header[filter-color="green"] {
  background: var(--dk-bg) !important;
}

/* Replace the stock parallax photo with a dark engineering canvas:
   subtle isometric grid + indigo/cyan glow */
.page-header .page-header-image {
  background:
    radial-gradient(ellipse 60% 50% at 20% 0%, rgba(99, 102, 241, 0.18), transparent 60%),
    radial-gradient(ellipse 50% 45% at 85% 15%, rgba(6, 182, 212, 0.12), transparent 60%),
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px),
    var(--dk-bg) !important;
  background-size: auto, auto, 42px 42px, 42px 42px, auto !important;
}

.page-header .title {
  color: var(--dk-text) !important;
  font-weight: 600;
  letter-spacing: -0.04em;
}

.page-header .category.text-white {
  color: var(--dk-text-3) !important;
  font-family: var(--dk-mono);
  font-size: 0.95rem;
}

/* Typing cursor for the terminal role line (JS adds .typing) */
.hero-cursor {
  display: inline-block;
  width: 9px;
  height: 1.05em;
  background: var(--dk-cyan);
  margin-left: 3px;
  vertical-align: text-bottom;
  animation: dk-blink 1s steps(1) infinite;
}

@keyframes dk-blink {
  50% { opacity: 0; }
}

/* Hero terminal card */
.hero-terminal {
  background: rgba(15, 16, 17, 0.85);
  border: 1px solid var(--dk-border);
  border-radius: 8px;
  font-family: var(--dk-mono);
  font-size: 0.85rem;
  color: var(--dk-text-3);
  text-align: left;
  max-width: 460px;
  margin: 1.5rem auto 0;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(6px);
}

.hero-terminal-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--dk-border-subtle);
}

.hero-terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--dk-surface-2);
}

.hero-terminal-dot:nth-child(1) { background: #ff5f57; }
.hero-terminal-dot:nth-child(2) { background: #febc2e; }
.hero-terminal-dot:nth-child(3) { background: #28c840; }

.hero-terminal-title {
  margin-left: 8px;
  color: var(--dk-text-4);
  font-size: 0.78rem;
}

.hero-terminal-body {
  padding: 14px 16px 16px;
  line-height: 1.75;
}

.hero-terminal-body .prompt {
  color: var(--dk-cyan);
}

.hero-terminal-body .cmd {
  color: var(--dk-text-2);
}

.hero-terminal-body .out {
  color: var(--dk-text-3);
}

.hero-terminal-body .accent {
  color: var(--dk-indigo-hover);
}

/* ---------- Buttons ---------- */
.btn-primary,
.btn.btn-primary {
  background: var(--dk-indigo) !important;
  border-color: var(--dk-indigo) !important;
  color: #fff !important;
  border-radius: 50px !important;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.btn-primary:hover, .btn-primary:focus {
  background: var(--dk-indigo-hover) !important;
  border-color: var(--dk-indigo-hover) !important;
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.35) !important;
}

.btn-outline-light,
.btn.btn-outline-light,
.btn-default,
.btn.btn-default {
  background: rgba(255, 255, 255, 0.03) !important;
  border: 1px solid var(--dk-border) !important;
  color: var(--dk-text-2) !important;
  border-radius: 50px !important;
  font-weight: 500;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.btn-outline-light:hover, .btn-outline-light:focus,
.btn-default:hover, .btn-default:focus {
  background: rgba(255, 255, 255, 0.07) !important;
  border-color: rgba(255, 255, 255, 0.2) !important;
  color: var(--dk-text) !important;
}

/* GitHub / LinkedIn icon buttons */
.btn-icon.btn-default {
  background: rgba(255, 255, 255, 0.04) !important;
  border: 1px solid var(--dk-border) !important;
  color: var(--dk-text-2) !important;
}

.btn-icon.btn-default:hover {
  background: var(--dk-indigo) !important;
  border-color: var(--dk-indigo) !important;
  color: #fff !important;
}

/* ---------- Experience / education side panels ---------- */
.cc-experience .bg-primary,
.cc-education .bg-primary {
  background: linear-gradient(150deg, var(--dk-surface), var(--dk-panel)) !important;
  border-right: 1px solid var(--dk-border-subtle);
}

.cc-experience-header .h5,
.cc-education-header .h5 {
  color: var(--dk-text) !important;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.cc-experience-header p,
.cc-education-header p {
  color: var(--dk-cyan) !important;
  font-family: var(--dk-mono);
  font-size: 0.8rem;
}

/* ---------- Skills: progress bars → keep bars but restyle ---------- */
.progress-container .progress-badge {
  color: var(--dk-text-2) !important;
  font-weight: 500;
  font-size: 0.85rem;
}

.progress-value {
  color: var(--dk-text-3) !important;
  font-family: var(--dk-mono);
  font-size: 0.78rem;
}

.progress {
  background: var(--dk-surface) !important;
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar-primary,
.progress-bar {
  background: linear-gradient(90deg, var(--dk-indigo), var(--dk-cyan)) !important;
}

/* Skill glitch easter egg (JS toggles .glitching on random hover) */
.progress-container.glitching .progress-badge {
  animation: dk-glitch 0.3s steps(2) 2;
}

@keyframes dk-glitch {
  0%   { transform: translateX(0);    color: var(--dk-text-2); }
  25%  { transform: translateX(-2px); color: var(--dk-cyan); }
  50%  { transform: translateX(2px);  color: var(--dk-indigo-hover); }
  75%  { transform: translateX(-1px); color: var(--dk-cyan); }
  100% { transform: translateX(0);    color: var(--dk-text-2); }
}

/* ---------- Portfolio ---------- */
.nav-pills-primary .nav-link {
  color: var(--dk-text-3) !important;
}

.nav-pills-primary .nav-link.active {
  background: var(--dk-indigo) !important;
  color: #fff !important;
}

/* Project tiles: CSS-art placeholders until real screenshots land */
.dk-project-tile {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  height: 240px;
  border-radius: 8px 8px 0 0;
  font-family: var(--dk-mono);
  color: var(--dk-text-2);
  overflow: hidden;
  border: 1px solid var(--dk-border-subtle);
  border-bottom: none;
}

.dk-project-tile i {
  font-size: 2.6rem;
  transition: transform 0.25s ease;
}

.dk-project-tile i::before {
  background: linear-gradient(135deg, var(--dk-indigo-hover), var(--dk-cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.dk-project-tile .dk-tile-label {
  font-size: 0.8rem;
  color: var(--dk-text-3);
}

.dk-tile-weather {
  background:
    radial-gradient(circle at 70% 25%, rgba(6, 182, 212, 0.25), transparent 45%),
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px),
    var(--dk-surface);
  background-size: auto, 26px 26px, 26px 26px, auto;
}

.dk-tile-tasks {
  background:
    radial-gradient(circle at 25% 30%, rgba(99, 102, 241, 0.28), transparent 45%),
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px),
    var(--dk-surface);
  background-size: auto, 26px 26px, 26px 26px, auto;
}

.dk-project-tile:hover i {
  transform: translateY(-3px);
  transition: transform 0.25s ease;
}

.cc-porfolio-image img {
  border-radius: 8px 8px 0 0;
}

/* ---------- Contact section ---------- */
#contact .card {
  background: var(--dk-panel) !important;
  border: 1px solid var(--dk-border) !important;
}

#contact .bg-primary.rounded-left {
  background:
    radial-gradient(ellipse 80% 60% at 30% 0%, rgba(99, 102, 241, 0.3), transparent 65%),
    var(--dk-surface) !important;
  border-right: 1px solid var(--dk-border-subtle);
}

#contact .h4.title {
  color: var(--dk-text) !important;
}

#contact .form-control {
  background: var(--dk-surface) !important;
  border: 1px solid var(--dk-border) !important;
  color: var(--dk-text) !important;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

#contact .form-control:focus {
  border: 1px solid var(--dk-indigo) !important;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.3) !important;
}

.resume-icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px !important;
}

#contact .form-control::placeholder {
  color: var(--dk-text-4);
}

#contact label {
  color: var(--dk-text-2) !important;
  font-weight: 500;
}

#contact .btn-light {
  background: rgba(255, 255, 255, 0.08) !important;
  border: 1px solid var(--dk-border) !important;
  color: var(--dk-text-2) !important;
}

/* ---------- Resume icon buttons ---------- */
body .resume-icon-btn {
  background: rgba(255, 255, 255, 0.05) !important;
  border: 1px solid var(--dk-border) !important;
  color: var(--dk-indigo-hover) !important;
}

body .resume-icon-btn:hover, body .resume-icon-btn:focus {
  background: var(--dk-indigo) !important;
  border-color: var(--dk-indigo) !important;
  color: #fff !important;
  box-shadow: 0 4px 18px rgba(99, 102, 241, 0.35);
}

/* ---------- Scroll progress bar + back-to-top ---------- */
#scrollProgressBar {
  background: linear-gradient(90deg, var(--dk-indigo), var(--dk-cyan)) !important;
}

#backToTop {
  background: var(--dk-indigo) !important;
  border: 1px solid var(--dk-border) !important;
  transition: background 0.2s ease, transform 0.2s ease;
}

#backToTop:hover {
  background: var(--dk-indigo-hover) !important;
  transform: translateY(-3px);
}

/* ---------- Footer ---------- */
.footer {
  background: var(--dk-panel) !important;
  border-top: 1px solid var(--dk-border-subtle);
}

.footer .title {
  background: linear-gradient(90deg, var(--dk-indigo-hover), var(--dk-cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.footer .text-muted p {
  color: var(--dk-text-4) !important;
  font-size: 0.85rem;
}

a.credit {
  color: var(--dk-text-3) !important;
}

.dk-heart {
  display: inline-block;
  animation: dk-heartbeat 2.2s ease-in-out infinite;
}

@keyframes dk-heartbeat {
  0%, 100% { transform: scale(1); }
  10% { transform: scale(1.25); }
  20% { transform: scale(1); }
  30% { transform: scale(1.18); }
  40% { transform: scale(1); }
}

/* ---------- Konami code particles ---------- */
.dk-particle {
  position: fixed;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  animation: dk-burst 1.4s ease-out forwards;
}

@keyframes dk-burst {
  0% { transform: translate(0, 0) scale(1); opacity: 1; }
  100% { transform: translate(var(--dx), var(--dy)) scale(0.2); opacity: 0; }
}

.dk-konami-toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--dk-surface);
  border: 1px solid var(--dk-indigo);
  color: var(--dk-text);
  font-family: var(--dk-mono);
  font-size: 0.85rem;
  padding: 0.65rem 1.25rem;
  border-radius: 50px;
  z-index: 10000;
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.35);
  animation: dk-toast-in 0.3s ease;
}

@keyframes dk-toast-in {
  from { opacity: 0; transform: translate(-50%, 12px); }
  to   { opacity: 1; transform: translate(-50%, 0); }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .dk-heart, .hero-cursor, .dk-particle, .dk-konami-toast {
    animation: none !important;
  }
  .card, .btn {
    transition: none !important;
  }
}

/* ---------- Tooltip contrast (dark theme) ---------- */
.tooltip-inner {
  background-color: rgb(51, 51, 51) !important;
  color: rgb(255, 255, 255) !important;
}

.bs-tooltip-top .arrow::before,
.tooltip[x-placement^="top"] .arrow::before {
  border-top-color: rgb(51, 51, 51) !important;
}

.bs-tooltip-bottom .arrow::before,
.tooltip[x-placement^="bottom"] .arrow::before {
  border-bottom-color: rgb(51, 51, 51) !important;
}

.bs-tooltip-left .arrow::before,
.tooltip[x-placement^="left"] .arrow::before {
  border-left-color: rgb(51, 51, 51) !important;
}

.bs-tooltip-right .arrow::before,
.tooltip[x-placement^="right"] .arrow::before {
  border-right-color: rgb(51, 51, 51) !important;
}

/* ---------- Hero CTA button centering ----------
   Adapted from DevTools: flex-centering for the zoom-in animated hero
   buttons. Scoped to .page-header so portfolio tiles (which also use
   data-aos="zoom-in") are untouched, and the indigo fill on .btn-primary
   is preserved. */
.page-header .btn[data-aos^="zoom"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  height: 38px;
  padding: 0 22px;
  line-height: 16.1953px;
  border-radius: 50px;
  text-transform: none;
  font-size: 12px;
  letter-spacing: normal;
  font-weight: 500;
  transition: 0.3s;
  box-sizing: border-box;
}

.page-header .btn-outline-light[data-aos^="zoom"] {
  background-color: transparent;
  color: rgb(255, 255, 255);
  border: 2px solid rgba(255, 255, 255, 0.2);
}