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

:root {
    color-scheme: dark;
    --bg: #05070c;
    --bg-top: #0a0e17;
    --panel: rgba(11, 16, 27, 0.88);
    --panel-strong: rgba(14, 20, 34, 0.96);
    --panel-soft: rgba(18, 25, 41, 0.92);
    --border: rgba(62, 255, 204, 0.18);
    --border-strong: rgba(0, 231, 231, 0.34);
    --text: #f5fbff;
    --muted: #9aa8be;
    --soft: #dce7f8;
    --accent: #3effcc;
    --accent-strong: #00e7e7;
    --accent-warm: #ff40b2;
    --danger: #ff7d9a;
    --shadow: 0 26px 80px rgba(0, 0, 0, 0.45);
    --radius: 22px;
}

@keyframes neonPulse {
    0%,
    100% {
        box-shadow: 0 0 0 rgba(62, 255, 204, 0), 0 0 0 rgba(255, 64, 178, 0);
    }

    50% {
        box-shadow: 0 0 20px rgba(62, 255, 204, 0.18), 0 0 34px rgba(255, 64, 178, 0.12);
    }
}

@keyframes neonTextPulse {
    0%,
    100% {
        text-shadow: 0 0 0 rgba(62, 255, 204, 0), 0 0 0 rgba(0, 231, 231, 0);
    }

    50% {
        text-shadow: 0 0 10px rgba(62, 255, 204, 0.2), 0 0 20px rgba(0, 231, 231, 0.12);
    }
}

@keyframes panelGlow {
    0%,
    100% {
        opacity: 0.36;
    }

    50% {
        opacity: 0.78;
    }
}

@keyframes beaconPulse {
    0%,
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(62, 255, 204, 0.18);
    }

    50% {
        transform: scale(1.12);
        box-shadow: 0 0 0 8px rgba(62, 255, 204, 0.06);
    }
}

html,
body {
    min-height: 100%;
    margin: 0;
    padding: 0;
}

html {
    background:
        radial-gradient(circle at top left, rgba(62, 255, 204, 0.16), transparent 28%),
        radial-gradient(circle at 85% 15%, rgba(255, 64, 178, 0.14), transparent 24%),
        radial-gradient(circle at 50% 100%, rgba(0, 231, 231, 0.14), transparent 28%),
        linear-gradient(180deg, var(--bg-top) 0%, var(--bg) 100%);
}

body {
    position: relative;
    color: var(--text);
    font-family: 'IBM Plex Mono', monospace;
    background: transparent;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 28px 28px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.8), transparent 95%);
}

a {
    color: var(--text);
    text-decoration-color: rgba(62, 255, 204, 0.44);
    text-underline-offset: 0.18em;
}

a:hover {
    color: var(--accent);
}

h1,
h2,
h3 {
    font-family: 'Space Mono', monospace;
    letter-spacing: -0.04em;
}

code,
pre,
input,
textarea,
select,
button {
    font-family: 'JetBrains Mono', monospace;
}

canvas {
    display: inline-block;
    width: 100%;
    padding: 16px;
    max-width: 100%;
    max-height: 600px;
    background: linear-gradient(180deg, rgba(9, 13, 22, 0.96), rgba(5, 8, 14, 0.98));
    border: 1px solid var(--border);
    border-radius: 18px;
    box-sizing: border-box;
}

.responsive-block {
    display: inline-block;
    margin: 0;
    padding: 0;
    width: 100%;
}

.site-shell {
    padding: 32px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 16px;
    color: var(--accent);
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    animation: neonTextPulse 4.2s ease-in-out infinite;
}

.eyebrow::before {
    content: '//';
    color: var(--accent-warm);
}

.terminal-line {
    margin: 0;
    color: var(--muted);
    font-size: 0.92rem;
}

.status-badge,
.metric-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: rgba(10, 14, 24, 0.92);
    color: var(--text);
    font-size: 0.8rem;
}

.status-badge::before,
.metric-label::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 4px rgba(62, 255, 204, 0.14);
    animation: beaconPulse 2.6s ease-in-out infinite;
}

.home-page,
.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.home-container,
.login-layout,
.dashboard-main {
    width: min(1120px, calc(100vw - 64px));
}

.hero-panel,
.login-container,
.login-aside,
.dashboard-header,
.sensor-card,
.admin-section,
.blog-header,
.blog-list,
.post-content {
    position: relative;
    overflow: hidden;
    background: linear-gradient(180deg, var(--panel-strong), var(--panel));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.hero-panel::after,
.login-container::after,
.login-aside::after,
.dashboard-header::after,
.sensor-card::after,
.admin-section::after,
.blog-header::after,
.blog-list::after,
.post-content::after {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(135deg, rgba(62, 255, 204, 0.1), transparent 28%, transparent 65%, rgba(255, 64, 178, 0.08));
    animation: panelGlow 8s ease-in-out infinite;
}

.hero-panel:hover,
.login-container:hover,
.login-aside:hover,
.sensor-card:hover,
.admin-section:hover,
.blog-header:hover,
.blog-list:hover,
.post-content:hover {
    transform: translateY(-2px);
    border-color: rgba(0, 231, 231, 0.34);
    box-shadow: 0 28px 90px rgba(0, 0, 0, 0.48), 0 0 0 1px rgba(62, 255, 204, 0.06);
}

.home-container {
    display: flex;
    justify-content: center;
}

.hero-panel {
    width: min(820px, 100%);
    padding: 48px;
}

.hero-panel h1 {
    margin: 0;
    max-width: 12ch;
    font-size: clamp(2.8rem, 8vw, 5.6rem);
    line-height: 0.94;
}

.hero-accent {
    color: var(--accent);
    animation: neonTextPulse 4.2s ease-in-out infinite;
}

.hero-copy {
    max-width: 58ch;
    margin: 22px 0 28px;
    color: var(--soft);
    font-size: 1.02rem;
    line-height: 1.8;
}

.hero-code {
    margin-bottom: 28px;
    padding: 18px 20px;
    background: rgba(5, 8, 14, 0.82);
    border: 1px solid rgba(0, 231, 231, 0.16);
    border-radius: 18px;
}

.hero-code pre {
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
    color: var(--text);
    font-size: 0.96rem;
    line-height: 1.8;
}

.home-nav {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.home-nav a,
.btn,
.login-btn,
.dashboard-tab {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 18px;
    border: 1px solid var(--border-strong);
    border-radius: 14px;
    background: rgba(9, 13, 22, 0.9);
    color: var(--text);
    cursor: pointer;
    font-size: 0.92rem;
    text-decoration: none;
    transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, color 160ms ease, box-shadow 160ms ease;
}

.home-nav a:hover,
.btn:hover,
.login-btn:hover,
.dashboard-tab:hover {
    transform: translateY(-1px);
    border-color: rgba(62, 255, 204, 0.4);
    background: rgba(13, 19, 31, 0.98);
    color: var(--accent);
    box-shadow: 0 14px 32px rgba(0, 0, 0, 0.3), 0 0 24px rgba(62, 255, 204, 0.14);
}

.home-nav a:first-child,
.login-btn,
.btn,
.dashboard-tab.is-active {
    background: linear-gradient(180deg, rgba(62, 255, 204, 0.12), rgba(255, 64, 178, 0.08) 60%, rgba(9, 13, 22, 0.98));
    animation: neonPulse 3.6s ease-in-out infinite;
}

.dashboard-tab.is-active {
    border-color: rgba(62, 255, 204, 0.4);
    color: var(--accent);
}

.home-meta {
    margin: 0;
    color: var(--muted);
    font-size: 0.92rem;
}

.login-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(320px, 430px);
    gap: 24px;
    align-items: stretch;
}

.login-aside,
.login-container {
    padding: 34px;
}

.login-aside h1,
.login-container h1 {
    margin: 0 0 16px;
    font-size: clamp(1.9rem, 4vw, 2.6rem);
}

.login-aside p,
.login-intro,
.dashboard-subtitle,
.sensor-card-header p,
.blog-intro,
.post-meta,
.back-link,
.form-success,
.login-error {
    color: var(--muted);
}

.login-note-list {
    display: grid;
    gap: 12px;
    margin-top: 24px;
}

.login-note {
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: 16px;
    background: rgba(11, 16, 27, 0.88);
    color: var(--soft);
    font-size: 0.92rem;
    line-height: 1.7;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.84rem;
    color: var(--soft);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.form-group input,
.form-group select,
#editor textarea,
#image-upload {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 14px;
    font-size: 0.96rem;
    box-sizing: border-box;
    background: rgba(6, 10, 17, 0.92);
    color: var(--text);
}

.form-group input:focus,
.form-group select:focus,
#editor textarea:focus,
#image-upload:focus {
    outline: none;
    border-color: rgba(62, 255, 204, 0.42);
    box-shadow: 0 0 0 4px rgba(62, 255, 204, 0.08), 0 0 22px rgba(0, 231, 231, 0.1);
}

.checkbox-group label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--soft);
}

.stacked-form {
    margin-bottom: 24px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.form-group-wide {
    grid-column: 1 / -1;
}

.form-success {
    font-size: 0.9rem;
    margin: 8px 0 0;
}

.form-success::before {
    content: '[ok] ';
    color: var(--accent);
}

.generated-markdown {
    display: block;
    margin-top: 10px;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: rgba(5, 8, 14, 0.92);
    color: var(--soft);
    white-space: pre-wrap;
    word-break: break-word;
    line-height: 1.6;
}

.generated-markdown::before {
    content: '[markdown] ';
    color: var(--accent-strong);
}

.login-error {
    font-size: 0.9rem;
    margin: 10px 0 0;
}

.login-error::before {
    content: '[error] ';
    color: var(--danger);
}

.back-link {
    margin-top: 18px;
    font-size: 0.88rem;
}

.dashboard-page {
    padding: 24px;
}

.dashboard-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    width: min(1200px, calc(100vw - 48px));
    margin: 0 auto 20px;
    padding: 28px 30px;
}

.dashboard-header h1,
.blog-header h1 {
    margin: 0;
}

.dashboard-subtitle {
    margin: 10px 0 0;
    max-width: 56ch;
    line-height: 1.7;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.logout-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: rgba(9, 13, 22, 0.9);
    color: var(--soft);
    text-decoration: none;
}

.logout-link:hover {
    border-color: rgba(255, 64, 178, 0.38);
    color: var(--accent-warm);
    box-shadow: 0 0 20px rgba(255, 64, 178, 0.12);
}

.dashboard-main {
    margin: 0 auto;
    padding: 0 0 24px;
}

.dashboard-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 24px;
}

.dashboard-panel {
    display: none;
}

.dashboard-panel.is-active {
    display: block;
}

.is-hidden {
    display: none;
}

.sensor-grid {
    display: grid;
    gap: 24px;
}

.sensor-card {
    padding: 22px;
}

.sensor-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
}

.sensor-card-header h2,
.section-heading h2,
.admin-section h2 {
    margin: 0 0 8px;
}

.sensor-stats {
    display: grid;
    gap: 10px;
    margin-top: 12px;
}

.sensor-chart-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-top: 20px;
}

.admin-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.admin-section li {
    padding: 16px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.admin-main {
    max-width: 900px;
    margin: 0 auto;
    padding: 0;
}

.dashboard-admin-main {
    margin: 0;
    max-width: none;
}

.admin-section {
    margin-bottom: 24px;
    padding: 22px;
}

.admin-section li {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
}

.section-heading {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: center;
    margin-bottom: 16px;
}

.btn-secondary {
    background: rgba(22, 28, 44, 0.96);
}

.btn-small {
    padding: 8px 12px;
    font-size: 0.84rem;
}

.list-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

#editor textarea {
    font-size: 0.95rem;
    min-height: 360px;
}

.editor-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    flex-wrap: wrap;
}

@media (max-width: 900px) {
    .login-layout {
        grid-template-columns: 1fr;
    }

    .dashboard-header {
        flex-direction: column;
    }
}

@media (max-width: 700px) {
    .site-shell,
    .dashboard-page {
        padding: 16px;
    }

    .home-container,
    .login-layout,
    .dashboard-main,
    .dashboard-header {
        width: min(100%, calc(100vw - 32px));
    }

    .hero-panel,
    .login-aside,
    .login-container,
    .dashboard-header,
    .sensor-card,
    .admin-section {
        padding: 22px;
    }

    .dashboard-header {
        align-items: flex-start;
        gap: 12px;
    }

    .sensor-card-header,
    .admin-section li,
    .section-heading {
        flex-direction: column;
        align-items: flex-start;
    }

    .list-actions {
        width: 100%;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation: none !important;
        transition: none !important;
        scroll-behavior: auto !important;
    }
}