/* MobiQR.uk — Matrix theme: terminal green, phosphor, digital rain */
@import url("https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=IBM+Plex+Mono:wght@400;500;600;700&display=swap");

:root {
    --bg: #020805;
    --bg-elevated: #06140c;
    --bg-card: rgba(6, 28, 16, 0.85);
    --bg-input: #031a0e;
    --border: rgba(0, 255, 65, 0.22);
    --border-strong: rgba(0, 255, 65, 0.45);
    --green: #00ff41;
    --green-dim: #00cc33;
    --green-bright: #39ff14;
    --green-phosphor: #7cff9a;
    --green-dark: #003b14;
    --amber: #ffb000;
    --red: #ff2a2a;
    --text: #b8ffc8;
    --text-muted: #4a9a5c;
    --text-dim: #2d6b3a;
    --glow: 0 0 12px rgba(0, 255, 65, 0.45), 0 0 28px rgba(0, 255, 65, 0.15);
    --glow-strong: 0 0 8px rgba(0, 255, 65, 0.8), 0 0 24px rgba(0, 255, 65, 0.35);
    --radius: 4px;
    --radius-lg: 8px;
    --font: "IBM Plex Mono", "Share Tech Mono", ui-monospace, monospace;
    --font-display: "Share Tech Mono", "IBM Plex Mono", monospace;
    --header-h: 64px;
    --max: 1100px;
}

*, *::before, *::after { box-sizing: border-box; }

html {
    font-size: 15px;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font);
    color: var(--text);
    background: var(--bg);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    position: relative;
    overflow-x: hidden;
}

/* Digital rain backdrop */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse 80% 50% at 50% -10%, rgba(0, 255, 65, 0.08), transparent 60%),
        linear-gradient(180deg, transparent 0%, rgba(0, 20, 8, 0.4) 100%),
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(0, 255, 65, 0.015) 2px,
            rgba(0, 255, 65, 0.015) 4px
        );
    opacity: 1;
}

/* Scanline overlay */
body::after {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 3px,
        rgba(0, 0, 0, 0.12) 3px,
        rgba(0, 0, 0, 0.12) 4px
    );
    opacity: 0.35;
}

.wrap, main, header, footer, .container {
    position: relative;
    z-index: 1;
}

a {
    color: var(--green);
    text-decoration: none;
    transition: color 0.15s, text-shadow 0.15s;
}
a:hover {
    color: var(--green-bright);
    text-shadow: var(--glow);
}

/* ——— Header ——— */
.site-header, header.site-header, .header {
    background: rgba(2, 12, 6, 0.92);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner, .nav-wrap {
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 1.25rem;
    height: var(--header-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.logo, a.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--green) !important;
    text-shadow: var(--glow);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.logo img {
    width: 36px;
    height: 36px;
    border-radius: 6px;
    border: 1px solid var(--border);
    box-shadow: var(--glow);
    filter: brightness(1.1) contrast(1.05);
}
.logo:hover { text-shadow: var(--glow-strong); }

.nav, nav {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    flex-wrap: wrap;
}
.nav a, nav a {
    color: var(--text-muted);
    padding: 0.48rem 0.9rem;
    border: 1px solid transparent;
    border-radius: var(--radius);
    font-size: 0.96rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.nav a:hover, nav a:hover {
    color: var(--green);
    border-color: var(--border);
    background: rgba(0, 255, 65, 0.06);
    text-shadow: var(--glow);
}

/* ——— Layout ——— */
.container, main {
    max-width: var(--max);
    margin: 0 auto;
    padding: 1.75rem 1.25rem 3rem;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    color: var(--green);
    font-weight: 700;
    letter-spacing: 0.04em;
    text-shadow: var(--glow);
    margin: 0 0 0.75rem;
}
h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); text-transform: uppercase; }
h2 { font-size: 1.35rem; }
h3 { font-size: 1.1rem; color: var(--green-phosphor); text-shadow: none; }

.lead, .subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
    max-width: 42rem;
}

/* Terminal prompt decoration */
.terminal-label::before {
    content: "> ";
    color: var(--green);
    text-shadow: var(--glow);
}

/* ——— Cards / tiles ——— */
.card, .tile, .panel, .box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.35rem;
    box-shadow: inset 0 0 40px rgba(0, 255, 65, 0.03), 0 0 0 1px rgba(0, 255, 65, 0.05);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.card:hover, .tile:hover {
    border-color: var(--border-strong);
    box-shadow: var(--glow), inset 0 0 40px rgba(0, 255, 65, 0.05);
}

.grid, .tiles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    margin: 1.5rem 0;
}

.tile-icon, .card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: rgba(0, 255, 65, 0.06);
    color: var(--green);
    font-size: 1.4rem;
    margin-bottom: 0.85rem;
    box-shadow: var(--glow);
}

/* ——— Buttons ——— */
.btn, button, input[type="submit"], .button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    font-family: var(--font);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.7rem 1.25rem;
    border-radius: var(--radius);
    border: 1px solid var(--green);
    background: rgba(0, 255, 65, 0.12);
    color: var(--green);
    cursor: pointer;
    text-shadow: var(--glow);
    box-shadow: var(--glow);
    transition: background 0.15s, color 0.15s, box-shadow 0.15s, transform 0.1s;
}
.btn:hover, button:hover, input[type="submit"]:hover {
    background: var(--green);
    color: #001a08;
    text-shadow: none;
    box-shadow: var(--glow-strong);
}
.btn:active { transform: scale(0.98); }

.btn-primary, .btn-solid {
    background: var(--green);
    color: #001a08;
    text-shadow: none;
}
.btn-primary:hover {
    background: var(--green-bright);
    color: #001a08;
}

.btn-ghost, .btn-outline {
    background: transparent;
    box-shadow: none;
}
.btn-ghost:hover {
    background: rgba(0, 255, 65, 0.1);
    color: var(--green);
}

.btn-danger {
    border-color: var(--red);
    color: var(--red);
    background: rgba(255, 42, 42, 0.1);
    text-shadow: 0 0 8px rgba(255, 42, 42, 0.4);
    box-shadow: 0 0 12px rgba(255, 42, 42, 0.2);
}
.btn-danger:hover {
    background: var(--red);
    color: #1a0000;
}

/* ——— Forms ——— */
label {
    display: block;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.35rem;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="url"],
input[type="search"],
select,
textarea {
    width: 100%;
    font-family: var(--font);
    font-size: 0.9rem;
    color: var(--green-phosphor);
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.7rem 0.85rem;
    outline: none;
    transition: border-color 0.15s, box-shadow 0.15s;
    caret-color: var(--green);
}
input:focus, select:focus, textarea:focus {
    border-color: var(--green);
    box-shadow: 0 0 0 1px var(--green), var(--glow);
}
input::placeholder, textarea::placeholder {
    color: var(--text-dim);
}

.form-group, .field {
    margin-bottom: 1rem;
}

/* ——— Alerts ——— */
.alert, .message, .flash {
    padding: 0.85rem 1rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    margin-bottom: 1rem;
    font-size: 0.85rem;
}
.alert-success, .flash-success {
    border-color: var(--green);
    background: rgba(0, 255, 65, 0.08);
    color: var(--green-phosphor);
    box-shadow: var(--glow);
}
.alert-error, .flash-error {
    border-color: var(--red);
    background: rgba(255, 42, 42, 0.08);
    color: #ff8a8a;
}
.alert-warning {
    border-color: var(--amber);
    background: rgba(255, 176, 0, 0.08);
    color: var(--amber);
}

/* ——— Tables ——— */
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}
th, td {
    padding: 0.65rem 0.85rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}
th {
    color: var(--green);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 0.7rem;
    font-weight: 600;
    background: rgba(0, 255, 65, 0.05);
}
tr:hover td {
    background: rgba(0, 255, 65, 0.04);
}

/* ——— Hero / index ——— */
.hero {
    text-align: center;
    padding: 3rem 1rem 2rem;
}
.hero h1 {
    margin-bottom: 0.5rem;
}
.hero .lead {
    margin: 0 auto 1.75rem;
}
.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.blink {
    animation: blink 1.1s step-end infinite;
}
@keyframes blink {
    50% { opacity: 0; }
}

/* Matrix rain text decoration for hero */
.matrix-tagline {
    font-family: var(--font-display);
    color: var(--green-dim);
    font-size: 0.85rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
}
.matrix-tagline span {
    color: var(--green);
    text-shadow: var(--glow);
}

/* ——— Dashboard / API key ——— */
.code, .api-key, pre, code {
    font-family: var(--font);
    background: #010a05;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--green-bright);
    padding: 0.2em 0.45em;
    font-size: 0.85em;
}
pre {
    padding: 1rem;
    overflow-x: auto;
    line-height: 1.45;
}

.badge, .status, .pill {
    display: inline-block;
    padding: 0.2rem 0.55rem;
    border-radius: 2px;
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border: 1px solid var(--border);
    color: var(--green);
    background: rgba(0, 255, 65, 0.08);
}
.badge-ok { border-color: var(--green); color: var(--green); }
.badge-warn { border-color: var(--amber); color: var(--amber); }
.badge-err { border-color: var(--red); color: var(--red); }

/* ——— Footer ——— */
.site-footer, footer {
    border-top: 1px solid var(--border);
    background: rgba(2, 8, 5, 0.95);
    margin-top: auto;
    padding: 1.5rem 1.25rem;
    color: var(--text-dim);
    font-size: 0.8rem;
}
.footer-inner {
    max-width: var(--max);
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
}
.footer-inner a {
    color: var(--text-muted);
}
.footer-inner a:hover {
    color: var(--green);
}

.site-footer { margin-top: 2rem; padding: 1.25rem 0 1.75rem; border-top: 1px solid var(--border); font-size: .8rem; color: var(--text-dim); }
.footer-grid { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: .75rem; }
.footer-main-info { display: flex; align-items: center; flex-wrap: wrap; gap: .45rem; }
.footer-brand { font-weight: 600; color: var(--text); }
.footer-version { background: var(--bg-elevated); color: var(--green); padding: .15rem .45rem; border-radius: var(--radius); font-weight: 700; text-decoration: none; font-size: .75rem; }
.footer-manage { background: var(--bg-elevated); color: var(--green); padding: .15rem .5rem; border-radius: var(--radius); text-decoration: none; font-size: .75rem; font-weight: 600; border: 1px solid var(--border); }
.footer-links a, .footer-author a { color: var(--text-muted); text-decoration: none; }
.footer-author a { color: var(--green); font-weight: 600; }
.changelog-entry { padding: 1rem 0; }
.changelog-entry-bordered { border-bottom: 1px solid var(--border); }
.dashboard-delete-link { padding: .4rem .8rem; font-size: .85rem; }
.qr-template-card { text-decoration: none; }
.qr-template-card.is-selected { border-color: var(--green); box-shadow: var(--glow); }
.form-box { width: 100%; max-width: 800px; margin: 1rem auto; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 1.25rem; }
.dashboard .form-box { margin-left: 0; margin-right: 0; }
section.form-box { max-width: 480px; margin: 2rem auto; }
.form-box > form { display: grid; gap: .85rem; }
.dashboard { width: 100%; }
textarea { min-height: 8rem; resize: vertical; }
label input[type="checkbox"] { width: auto; margin-right: .35rem; }
.inline-form { display: inline; }
.admin-table-wrap { width: 100%; overflow-x: auto; }
.user-actions, .user-action-form { display: flex; align-items: center; flex-wrap: nowrap; gap: .4rem; }
.user-actions { width: max-content; }
.user-action-form { margin: 0; }
.user-actions .btn { flex: 0 0 auto; padding: .45rem .7rem; font-size: .75rem; letter-spacing: .04em; }
.link-button { display: inline; padding: 0; border: 0; background: none; color: var(--green); box-shadow: none; text-shadow: none; text-transform: none; letter-spacing: normal; font: inherit; }
.link-button:hover { background: none; color: var(--green-bright); text-decoration: underline; box-shadow: none; }
.success { color: var(--green-phosphor); }
.error { color: var(--red); }

/* ——— Auth pages ——— */
.auth-card {
    max-width: 420px;
    margin: 2rem auto;
}
.auth-card h1 {
    text-align: center;
    font-size: 1.5rem;
}

/* ——— Admin ——— */
.admin-bar {
    background: rgba(0, 255, 65, 0.06);
    border: 1px solid var(--border);
    padding: 0.5rem 1rem;
    margin-bottom: 1.25rem;
    font-size: 0.8rem;
    color: var(--green-dim);
}

/* ——— Utility ——— */
.text-muted { color: var(--text-muted); }
.text-dim { color: var(--text-dim); }
.text-green { color: var(--green); text-shadow: var(--glow); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 1rem; }
.flex { display: flex; gap: 0.75rem; flex-wrap: wrap; align-items: center; }
.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0); border: 0;
}

/* Cursor blink on focused inputs */
input:focus, textarea:focus {
    animation: caret-glow 1.2s ease-in-out infinite alternate;
}
@keyframes caret-glow {
    from { box-shadow: 0 0 0 1px var(--green), 0 0 8px rgba(0, 255, 65, 0.3); }
    to { box-shadow: 0 0 0 1px var(--green), 0 0 16px rgba(0, 255, 65, 0.5); }
}

/* Responsive */
@media (max-width: 640px) {
    .nav a { padding: 0.42rem 0.6rem; font-size: 0.84rem; }
    .hero { padding: 2rem 0.5rem 1.5rem; }
    .header-inner { height: auto; padding: 0.75rem 1rem; flex-wrap: wrap; }
}

@media (max-width: 768px) {
    .footer-grid { flex-direction: column; text-align: center; }
    .footer-main-info { justify-content: center; }
}

/* Force matrix on common class names from existing PHP templates */
.site-header .logo span,
.brand {
    color: var(--green) !important;
    text-shadow: var(--glow);
}



/* ========== MATRIX RAIN — pure CSS (robust) ========== */
.matrix-rain {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100% !important;
    height: 100% !important;
    z-index: 0 !important;
    pointer-events: none !important;
    overflow: hidden !important;
    opacity: 0.38;
    margin: 0 !important;
    padding: 0 !important;
    line-height: 0 !important;
    font-size: 0 !important;
}

.matrix-rain span {
    position: absolute !important;
    top: -100% !important;
    display: block !important;
    width: 14px !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    background: none !important;
    font-family: "Share Tech Mono", "IBM Plex Mono", ui-monospace, Consolas, monospace !important;
    font-size: 13px !important;
    font-weight: 400 !important;
    line-height: 1.2 !important;
    letter-spacing: 0 !important;
    color: #00ff41 !important;
    text-shadow: 0 0 5px #00ff41, 0 0 12px rgba(0, 255, 65, 0.45) !important;
    white-space: pre !important;
    text-align: center !important;
    text-decoration: none !important;
    text-transform: none !important;
    writing-mode: horizontal-tb !important; /* chars already stacked with \n */
    animation-name: matrix-fall !important;
    animation-timing-function: linear !important;
    animation-iteration-count: infinite !important;
    animation-fill-mode: none !important;
    user-select: none !important;
    float: none !important;
}

@keyframes matrix-fall {
    0%   { transform: translateY(0);    opacity: 0; }
    5%   { opacity: 0.9; }
    90%  { opacity: 0.7; }
    100% { transform: translateY(220vh); opacity: 0.1; }
}

.matrix-rain span:nth-child(1)  { left: 1%;  animation-duration: 12s; animation-delay: -1s; }
.matrix-rain span:nth-child(2)  { left: 6%;  animation-duration: 15s; animation-delay: -4s; opacity: 0.65 !important; }
.matrix-rain span:nth-child(3)  { left: 11%; animation-duration: 10s; animation-delay: -7s; }
.matrix-rain span:nth-child(4)  { left: 16%; animation-duration: 17s; animation-delay: -2s; opacity: 0.5 !important; }
.matrix-rain span:nth-child(5)  { left: 21%; animation-duration: 13s; animation-delay: -9s; }
.matrix-rain span:nth-child(6)  { left: 27%; animation-duration: 16s; animation-delay: -3s; opacity: 0.7 !important; }
.matrix-rain span:nth-child(7)  { left: 32%; animation-duration: 11s; animation-delay: -6s; }
.matrix-rain span:nth-child(8)  { left: 37%; animation-duration: 14s; animation-delay: -0.5s; }
.matrix-rain span:nth-child(9)  { left: 43%; animation-duration: 18s; animation-delay: -8s; opacity: 0.45 !important; }
.matrix-rain span:nth-child(10) { left: 48%; animation-duration: 12s; animation-delay: -5s; }
.matrix-rain span:nth-child(11) { left: 53%; animation-duration: 15s; animation-delay: -10s; }
.matrix-rain span:nth-child(12) { left: 58%; animation-duration: 9s;  animation-delay: -1.5s; opacity: 0.75 !important; }
.matrix-rain span:nth-child(13) { left: 64%; animation-duration: 16s; animation-delay: -4.5s; }
.matrix-rain span:nth-child(14) { left: 69%; animation-duration: 13s; animation-delay: -7.5s; }
.matrix-rain span:nth-child(15) { left: 74%; animation-duration: 11s; animation-delay: -2.5s; opacity: 0.55 !important; }
.matrix-rain span:nth-child(16) { left: 79%; animation-duration: 14s; animation-delay: -9.5s; }
.matrix-rain span:nth-child(17) { left: 85%; animation-duration: 17s; animation-delay: -3.5s; }
.matrix-rain span:nth-child(18) { left: 90%; animation-duration: 10s; animation-delay: -6.5s; opacity: 0.4 !important; }
.matrix-rain span:nth-child(19) { left: 94%; animation-duration: 15s; animation-delay: -0.8s; }
.matrix-rain span:nth-child(20) { left: 97%; animation-duration: 12s; animation-delay: -5.5s; }

@media (max-width: 700px) {
    .matrix-rain { opacity: 0.25; }
    .matrix-rain span:nth-child(n+11) { display: none !important; }
}

@media (prefers-reduced-motion: reduce) {
    .matrix-rain { display: none !important; }
}

/* Ensure page content sits above rain */
body > header,
body > main,
body > footer,
body > .site-header,
body > .site-footer,
.site-header, main, .site-footer, footer {
    position: relative;
    z-index: 1;
}