:root {
    --obsidian: #050505;
    --charcoal: #111418;
    --panel-bg: #1a1d24;
    --gold: #d4af37;
    --gold-dim: rgba(212, 175, 55, 0.3);
    --parchment: #f4f4f0;
    --muted: #8892b0;
    --success: #4ade80;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background:
        radial-gradient(circle at top right, rgba(212, 175, 55, 0.08), transparent 42%),
        radial-gradient(circle at bottom left, rgba(56, 189, 248, 0.08), transparent 35%),
        var(--obsidian);
    color: var(--parchment);
    font-family: "IBM Plex Sans", sans-serif;
    min-height: 100vh;
}

header {
    background-color: rgba(17, 20, 24, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gold-dim);
    padding: 15px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.brand {
    font-family: "Cinzel", serif;
    color: var(--gold);
    font-size: 1.45rem;
    letter-spacing: 2px;
    display: flex;
    gap: 10px;
    align-items: center;
}

.system-status {
    font-family: "Fira Code", monospace;
    font-size: 0.8rem;
    color: var(--success);
}

.hero-banner {
    max-width: 1200px;
    margin: 18px auto 0 auto;
    padding: 0 20px;
    color: var(--muted);
    font-family: "Fira Code", monospace;
    font-size: 0.8rem;
}

.rostra-layout {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr) 300px;
    gap: 30px;
    padding: 30px 20px 48px 20px;
}

.sidebar-section {
    background-color: rgba(17, 20, 24, 0.82);
    border: 1px solid var(--gold-dim);
    padding: 20px;
    margin-bottom: 20px;
}

.sidebar-profile {
    text-align: center;
    border-color: var(--gold);
}

.sidebar-profile h3 {
    margin: 0;
    color: var(--gold);
    font-family: "Cinzel", serif;
}

.verified {
    display: inline-block;
    margin-top: 6px;
    font-size: 0.75rem;
    color: var(--success);
    font-family: "Fira Code", monospace;
}

.sidebar-title {
    font-family: "Cinzel", serif;
    color: var(--gold);
    font-size: 0.9rem;
    text-transform: uppercase;
    border-bottom: 1px solid var(--gold-dim);
    padding-bottom: 10px;
    margin-top: 0;
    margin-bottom: 15px;
}

.node-list {
    display: grid;
    gap: 12px;
}

.node-list a {
    color: var(--muted);
    text-decoration: none;
    font-family: "Cinzel", serif;
    transition: color 0.2s ease;
}

.node-list a.active,
.node-list a:hover {
    color: var(--gold);
}

.node-list i {
    width: 16px;
    margin-right: 8px;
}

.trending-topic {
    font-size: 0.9rem;
    margin-bottom: 15px;
    cursor: pointer;
}

.trending-topic:hover .topic-name {
    color: var(--gold);
}

.topic-meta {
    font-family: "Fira Code", monospace;
    font-size: 0.68rem;
    color: var(--muted);
    display: block;
    margin-bottom: 4px;
}

.topic-name {
    font-weight: 600;
    transition: color 0.2s;
}

.composer {
    background-color: rgba(17, 20, 24, 0.84);
    border: 1px solid var(--gold);
    padding: 20px;
    margin-bottom: 30px;
    box-shadow: 0 0 25px rgba(212, 175, 55, 0.07);
}

.composer textarea {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--parchment);
    font-family: "IBM Plex Sans", sans-serif;
    font-size: 1.06rem;
    resize: vertical;
    outline: none;
    margin-bottom: 15px;
    min-height: 74px;
}

.composer textarea::placeholder {
    color: var(--muted);
    font-style: italic;
}

.composer-media-row {
    display: grid;
    gap: 8px;
    margin-bottom: 14px;
}

.composer-media-row label {
    color: var(--muted);
    font-family: "Fira Code", monospace;
    font-size: 0.72rem;
}

.composer-media-row select,
.composer-media-row input {
    background: rgba(5, 5, 5, 0.7);
    border: 1px solid var(--gold-dim);
    color: var(--parchment);
    padding: 8px 10px;
    font-size: 0.9rem;
}

.composer-media-row select:focus,
.composer-media-row input:focus {
    outline: none;
    border-color: var(--gold);
}

.composer-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 15px;
    gap: 15px;
}

.composer-hint {
    color: var(--muted);
    font-family: "Fira Code", monospace;
    font-size: 0.78rem;
}

.runtime-status {
    margin: 0 0 12px 0;
    color: var(--muted);
    font-family: "Fira Code", monospace;
    font-size: 0.78rem;
}

.auth-form {
    display: grid;
    gap: 8px;
    margin-bottom: 12px;
}

.auth-divider {
    margin: 12px 0;
    color: var(--muted);
    font-family: "Fira Code", monospace;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.auth-form label {
    font-size: 0.76rem;
    color: var(--muted);
    font-family: "Fira Code", monospace;
}

.auth-form input {
    background: rgba(5, 5, 5, 0.7);
    border: 1px solid var(--gold-dim);
    color: var(--parchment);
    padding: 8px 10px;
    font-size: 0.92rem;
}

.auth-form input:focus {
    outline: none;
    border-color: var(--gold);
}

.btn-secondary {
    background-color: transparent;
    color: var(--muted);
    border: 1px solid rgba(136, 146, 176, 0.5);
    font-family: "Cinzel", serif;
    font-size: 0.76rem;
    padding: 7px 10px;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

.btn-secondary:hover {
    color: var(--parchment);
    border-color: var(--parchment);
}

.btn-declare {
    background-color: transparent;
    color: var(--gold);
    border: 1px solid var(--gold);
    font-family: "Cinzel", serif;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 8px 24px;
    cursor: pointer;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

.btn-declare:hover {
    background-color: var(--gold);
    color: var(--obsidian);
    box-shadow: 0 0 15px var(--gold-dim);
}

.declaration-card {
    background-color: rgba(17, 20, 24, 0.82);
    border: 1px solid var(--gold-dim);
    padding: 25px;
    margin-bottom: 20px;
    transition: border-color 0.3s ease;
}

.declaration-card:hover {
    border-color: rgba(212, 175, 55, 0.6);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 15px;
    gap: 12px;
}

.citizen-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.avatar {
    width: 40px;
    height: 40px;
    border: 1px solid var(--gold);
    background-color: var(--obsidian);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--gold);
    font-family: "Cinzel", serif;
    font-weight: 700;
}

.avatar-large {
    width: 80px;
    height: 80px;
    font-size: 2rem;
    margin: 0 auto 15px auto;
}

.avatar.muted {
    border-color: var(--muted);
    color: var(--muted);
}

.citizen-name {
    font-weight: 600;
    font-size: 1rem;
    margin: 0;
}

.citizen-id {
    font-family: "Fira Code", monospace;
    font-size: 0.75rem;
    color: var(--muted);
}

.cryptographic-proof {
    text-align: right;
}

.hash {
    font-family: "Fira Code", monospace;
    font-size: 0.7rem;
    color: var(--muted);
    background-color: var(--obsidian);
    padding: 3px 6px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.timestamp {
    font-size: 0.75rem;
    color: var(--muted);
    margin-top: 5px;
    display: block;
}

.declaration-body {
    font-size: 1.04rem;
    line-height: 1.6;
    margin-bottom: 20px;
    color: #d1d5db;
}

.feed-media {
    margin: 0 0 18px 0;
}

.feed-media a {
    color: var(--gold);
    text-decoration: none;
    border-bottom: 1px dashed var(--gold-dim);
}

.feed-media a:hover {
    color: var(--parchment);
}

.card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding-top: 15px;
}

.action-btn {
    cursor: pointer;
    transition: color 0.2s;
    color: var(--muted);
    font-family: "Cinzel", serif;
    font-size: 0.84rem;
    background: transparent;
    border: none;
    padding: 0;
}

.action-btn:hover {
    color: var(--gold);
}

.action-btn i {
    margin-right: 5px;
}

@media (max-width: 1120px) {
    .rostra-layout {
        grid-template-columns: 240px minmax(0, 1fr);
    }

    .rostra-layout > aside:last-child {
        grid-column: 1 / -1;
    }
}

@media (max-width: 820px) {
    header {
        padding: 14px 16px;
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }

    .rostra-layout {
        grid-template-columns: 1fr;
        padding: 20px 14px 36px 14px;
        gap: 18px;
    }

    .composer-actions {
        flex-direction: column;
        align-items: flex-start;
    }

    .card-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .cryptographic-proof {
        text-align: left;
    }
}