/* ============================================================
   MohTek — 80s Terminal Theme
   Green phosphor on black · CRT scanlines · VT323 typography
   ============================================================ */

:root {
    --terminal-bg: #050505;
    --terminal-black: #0a0a0a;
    --terminal-green: #00ff41;
    --terminal-green-dim: #008f11;
    --terminal-green-bright: #7dffab;
    --terminal-glow: rgba(0, 255, 65, 0.45);
    --terminal-glow-soft: rgba(0, 255, 65, 0.15);
    --terminal-amber: #ffb000;
    --terminal-red: #ff3b3b;
    --terminal-cyan: #00e5ff;
}

/* ---------- Base ---------- */

html {
    font-size: 18px;
    background-color: #000;
}

body {
    background-color: var(--terminal-bg);
    color: var(--terminal-green);
    font-family: 'VT323', 'Courier New', monospace;
    font-size: 1.25rem;
    line-height: 1.55;
    min-height: 100vh;
    text-shadow: 0 0 2px var(--terminal-glow-soft);
    animation: crt-flicker 7s linear infinite;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--terminal-green);
    letter-spacing: 1px;
    text-shadow: 0 0 8px var(--terminal-glow);
}

.lead {
    color: var(--terminal-green);
    opacity: 0.9;
}

a {
    color: var(--terminal-green);
    text-decoration: none;
}

a:hover {
    color: var(--terminal-green-bright);
    text-shadow: 0 0 8px var(--terminal-glow);
}

hr {
    border-color: var(--terminal-green-dim);
    opacity: 1;
}

::selection {
    background: var(--terminal-green);
    color: #000;
    text-shadow: none;
}

/* ---------- CRT screen effects ---------- */

/* Vignette — curved-glass darkening at the edges */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background: radial-gradient(ellipse at center, transparent 55%, rgba(0, 0, 0, 0.5) 100%);
    pointer-events: none;
    z-index: 9999;
}

/* Scanlines — horizontal phosphor raster lines */
body::after {
    content: "";
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.22) 0px,
        rgba(0, 0, 0, 0.22) 1px,
        transparent 1px,
        transparent 3px
    );
    pointer-events: none;
    z-index: 9998;
}

/* Power-on flash (class added by JS on page load) */
.crt-on {
    animation:
        power-on 0.45s ease-out,
        crt-flicker 7s linear infinite;
}

@keyframes power-on {
    0%   { transform: scaleY(0.004) scaleX(0.6); filter: brightness(10); }
    35%  { transform: scaleY(0.02) scaleX(1);   filter: brightness(8); }
    55%  { transform: scaleY(1) scaleX(1);      filter: brightness(2.2); }
    100% { transform: none;                     filter: none; }
}

@keyframes crt-flicker {
    0%, 90%, 94%, 100% { opacity: 1; }
    92% { opacity: 0.96; }
    97% { opacity: 0.98; }
}

@keyframes blink {
    0%, 49%  { opacity: 1; }
    50%, 100% { opacity: 0; }
}

@keyframes fade-in {
    from { opacity: 0; transform: translateY(-4px); }
    to   { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fade-in 0.4s ease-out both;
}

/* ---------- Prompts & muted text ---------- */

.terminal-prompt {
    color: var(--terminal-green-bright);
    text-shadow: 0 0 6px var(--terminal-glow);
}

.terminal-muted {
    color: var(--terminal-green-dim);
    text-shadow: none;
}

/* Typewriter caret while [data-typing] runs */
.typing::after {
    content: "\258C";
    margin-left: 0.1em;
    animation: blink 0.8s infinite;
}

/* Reserve line height so headings don't collapse while empty */
[data-typing] {
    min-height: 1.25em;
}

/* ---------- Navigation ---------- */

.terminal-nav {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: rgba(3, 10, 3, 0.96);
    border-bottom: 2px solid var(--terminal-green);
    box-shadow: 0 0 14px var(--terminal-glow-soft);
    padding: 0.6rem 0;
}

.terminal-nav .navbar-brand {
    color: var(--terminal-green);
    font-size: 1.5rem;
    text-shadow: 0 0 10px var(--terminal-glow);
}

.terminal-nav .navbar-brand:hover {
    color: var(--terminal-green-bright);
}

.navbar-brand .terminal-prompt::after {
    content: "\258C";
    margin-left: 0.15rem;
    animation: blink 1.1s infinite;
}

.terminal-nav .nav-link {
    color: var(--terminal-green);
    padding: 0.2rem 0.6rem;
    letter-spacing: 1px;
}

.terminal-nav .nav-link::before {
    content: "[";
    color: var(--terminal-green-dim);
    margin-right: 0.3rem;
}

.terminal-nav .nav-link::after {
    content: "]";
    color: var(--terminal-green-dim);
    margin-left: 0.3rem;
}

.terminal-nav .nav-link:hover {
    color: #000;
    background: var(--terminal-green);
    text-shadow: none;
}

.navbar-toggler {
    --bs-navbar-toggler-icon-bg: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%280,255,65,0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    border: 2px solid var(--terminal-green-dim);
    border-radius: 0;
}

/* ---------- Terminal boxes ---------- */

.terminal-box {
    background: rgba(0, 25, 6, 0.25);
    border: 4px double var(--terminal-green-dim);
    box-shadow:
        0 0 12px var(--terminal-glow-soft),
        inset 0 0 30px rgba(0, 255, 65, 0.03);
}

.box-content {
    padding: 1.5rem;
}

/* ---------- Cards ---------- */

.card-terminal {
    background-color: var(--terminal-black);
    color: var(--terminal-green);
    border: 2px solid var(--terminal-green-dim);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.card-terminal:hover {
    border-color: var(--terminal-green);
    box-shadow: 0 0 16px var(--terminal-glow-soft);
    transform: translateY(-2px);
}

.card-terminal .card-title a {
    color: var(--terminal-green);
}

.card-terminal .card-text {
    color: var(--terminal-green);
    opacity: 0.85;
}

/* ---------- Buttons ---------- */

.btn-terminal {
    display: inline-block;
    background: transparent;
    color: var(--terminal-green);
    border: 2px solid var(--terminal-green);
    padding: 0.25rem 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    box-shadow: 4px 4px 0 rgba(0, 255, 65, 0.3);
    transition: all 0.1s ease;
}

.btn-terminal:hover,
.btn-terminal:focus {
    background: transparent;
    color: var(--terminal-green-bright);
    border-color: var(--terminal-green-bright);
    text-shadow: 0 0 8px var(--terminal-glow);
}

.btn-terminal:hover {
    background: var(--terminal-green);
    color: #000;
    text-shadow: none;
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 rgba(0, 255, 65, 0.3);
}

.btn-terminal:active {
    transform: translate(4px, 4px);
    box-shadow: none;
}

/* ---------- Tags ---------- */

.terminal-tag {
    display: inline-block;
    color: var(--terminal-green-bright);
    padding: 0 0.35rem;
    font-size: 0.9em;
    text-shadow: none;
}

.terminal-tag::before {
    content: "[";
    color: var(--terminal-green-dim);
}

.terminal-tag::after {
    content: "]";
    color: var(--terminal-green-dim);
}

/* ---------- Forms ---------- */

.form-control-terminal {
    background-color: #000;
    border: 2px solid var(--terminal-green-dim);
    border-radius: 0;
    color: var(--terminal-green);
    font-family: inherit;
    font-size: 1.1rem;
    caret-color: var(--terminal-green);
}

.form-control-terminal::placeholder {
    color: var(--terminal-green-dim);
}

.form-control-terminal:focus {
    background-color: #000;
    border-color: var(--terminal-green);
    color: var(--terminal-green);
    box-shadow: 0 0 10px var(--terminal-glow-soft);
    outline: none;
}

select.form-control-terminal {
    background-color: #000;
}

select.form-control-terminal option {
    background-color: #000;
    color: var(--terminal-green);
}

/* ---------- Pagination ---------- */

.pagination-terminal {
    --bs-pagination-color: var(--terminal-green);
    --bs-pagination-bg: transparent;
    --bs-pagination-border-color: var(--terminal-green-dim);
    --bs-pagination-border-radius: 0;
    --bs-pagination-hover-color: #000;
    --bs-pagination-hover-bg: var(--terminal-green);
    --bs-pagination-hover-border-color: var(--terminal-green);
    --bs-pagination-focus-color: var(--terminal-green-bright);
    --bs-pagination-focus-bg: rgba(0, 255, 65, 0.1);
    --bs-pagination-focus-box-shadow: 0 0 8px var(--terminal-glow-soft);
    --bs-pagination-active-color: #000;
    --bs-pagination-active-bg: var(--terminal-green);
    --bs-pagination-active-border-color: var(--terminal-green);
    --bs-pagination-disabled-color: var(--terminal-green-dim);
    --bs-pagination-disabled-bg: transparent;
    --bs-pagination-disabled-border-color: var(--terminal-green-dim);
}

.pagination-terminal .page-link {
    font-family: inherit;
    font-size: 1.1rem;
    border-radius: 0;
}

/* ---------- Flash messages ---------- */

.alert-terminal {
    background-color: rgba(0, 0, 0, 0.85);
    border: 2px solid;
    border-radius: 0;
    font-family: inherit;
    text-shadow: none;
    box-shadow: 0 0 10px var(--terminal-glow-soft);
}

.alert-terminal.alert-success { color: var(--terminal-green); border-color: var(--terminal-green); }
.alert-terminal.alert-danger,
.alert-terminal.alert-error   { color: var(--terminal-red);   border-color: var(--terminal-red); }
.alert-terminal.alert-warning { color: var(--terminal-amber); border-color: var(--terminal-amber); }
.alert-terminal.alert-info    { color: var(--terminal-cyan);  border-color: var(--terminal-cyan); }

/* ---------- Carousel ---------- */

.carousel-terminal {
    padding: 0 2.5rem;
}

.carousel-terminal .carousel-control-prev,
.carousel-terminal .carousel-control-next {
    width: 3rem;
    opacity: 1;
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
    background-image: none;
    width: auto;
    height: auto;
    color: var(--terminal-green);
    font-family: inherit;
    font-size: 3rem;
    line-height: 1;
    text-shadow: 0 0 10px var(--terminal-glow);
}

.carousel-control-prev-icon::after { content: "<"; }
.carousel-control-next-icon::after { content: ">"; }

.carousel-control-prev:hover .carousel-control-prev-icon,
.carousel-control-next:hover .carousel-control-next-icon {
    color: var(--terminal-green-bright);
}

.carousel-indicators {
    bottom: -2.4rem;
}

.carousel-indicators [data-bs-target] {
    width: 18px;
    height: 10px;
    border: 1px solid var(--terminal-green);
    border-radius: 0;
    background-color: var(--terminal-green-dim);
}

.carousel-indicators .active {
    background-color: var(--terminal-green);
}

/* ---------- Code blocks ---------- */

pre {
    background-color: #000;
    border: 1px solid var(--terminal-green-dim);
    color: var(--terminal-green);
    font-family: inherit;
    padding: 1rem;
}

code {
    font-family: inherit;
    color: var(--terminal-green-bright);
}

.blog-content a {
    text-decoration: underline;
}

/* ---------- Footer & layout ---------- */

.terminal-footer {
    border-top: 2px solid var(--terminal-green);
    background-color: #030a03;
    box-shadow: inset 0 6px 12px -8px rgba(0, 255, 65, 0.25);
}

.main-content {
    padding-top: 2rem;
    min-height: 65vh;
}

/* ---------- Scrollbar ---------- */

html {
    scrollbar-color: var(--terminal-green-dim) #000;
}

::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: #000;
}

::-webkit-scrollbar-thumb {
    background: var(--terminal-green-dim);
    border: 2px solid #000;
}

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

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
    body,
    .crt-on,
    .fade-in,
    .typing::after,
    .navbar-brand .terminal-prompt::after {
        animation: none !important;
    }

    *,
    *::before,
    *::after {
        transition: none !important;
    }
}