:root {
    --bg-darker: #020617;
    --bg-dark: #0f172a;
    --bg-light: #1e293b;
    --cheese-gold: #fbbf24;
    --cheese-yellow: #fde047;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --green-accent: #10b981;
    --red-accent: #ef4444;
    --glass-bg: rgba(15, 23, 42, 0.75);
    --glass-border: rgba(255, 255, 255, 0.08);
    --accent-glow: rgba(251, 191, 36, 0.25);
    --font-sans: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-darker);
    background-image: 
        radial-gradient(circle at 10% 30%, rgba(251, 191, 36, 0.06), transparent 30%),
        radial-gradient(circle at 80% 70%, rgba(253, 224, 71, 0.04), transparent 30%);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
}

.app-container {
    display: flex;
    width: 100%;
    max-width: 1600px;
    margin: 0 auto;
}

/* Sidebar Styling */
.sidebar {
    width: 300px;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(16px);
    border-right: 1px solid var(--glass-border);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    height: 100vh;
    position: sticky;
    top: 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 3.5rem;
}

.logo i {
    font-size: 2.25rem;
    color: var(--cheese-gold);
    text-shadow: 0 0 20px var(--accent-glow);
    animation: pulse-gold 3s infinite ease-in-out;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    color: var(--text-main);
}

.brand-sub {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--cheese-gold);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-links {
    list-style: none;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.nav-links li {
    padding: 1rem 1.25rem;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-muted);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 1rem;
    border: 1px solid transparent;
}

.nav-links li:hover {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-main);
    transform: translateX(4px);
}

.nav-links li.active {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.08), rgba(253, 224, 71, 0.15));
    color: var(--cheese-yellow);
    border-color: rgba(251, 191, 36, 0.2);
    border-left: 4px solid var(--cheese-gold);
    box-shadow: 0 4px 20px var(--accent-glow);
}

.wallet-status-card {
    margin-top: auto;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

/* Glass Panel Utility */
.glass-panel {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
}

/* Main Content Area */
.main-content {
    flex-grow: 1;
    padding: 3.5rem 4rem;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.main-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 3.5rem;
    gap: 2rem;
}

.header-title {
    max-width: 60%;
}

.main-header h1 {
    font-size: 2.75rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, var(--text-main), var(--cheese-yellow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.main-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1.5;
}

.search-container {
    flex-grow: 1;
    max-width: 450px;
}

.search-box {
    display: flex;
    align-items: center;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 0.35rem 0.35rem 0.35rem 1.25rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.search-box:focus-within {
    border-color: var(--cheese-gold);
    box-shadow: 0 0 20px var(--accent-glow);
    background: rgba(15, 23, 42, 0.9);
}

.search-icon {
    color: var(--text-muted);
    margin-right: 0.75rem;
}

.search-box input {
    flex-grow: 1;
    background: transparent;
    border: none;
    color: var(--text-main);
    padding: 0.6rem 0;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    outline: none;
    width: 100%;
}

.search-box input::placeholder {
    color: var(--text-muted);
}

/* Button Styles */
.btn-primary {
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--cheese-gold), var(--cheese-yellow));
    border: none;
    color: var(--bg-darker);
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-sans);
    font-weight: 700;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px var(--accent-glow);
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(251, 191, 36, 0.45);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
}

.btn-outline {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-main);
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-sans);
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

.btn-outline:hover {
    border-color: var(--cheese-gold);
    color: var(--cheese-gold);
    background: rgba(251, 191, 36, 0.06);
}

.btn-danger {
    padding: 0.75rem 1.5rem;
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #f87171;
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-sans);
    font-weight: 700;
    transition: all 0.3s ease;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

.btn-danger:hover {
    background: var(--red-accent);
    color: var(--text-main);
    border-color: var(--red-accent);
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-full {
    width: 100%;
}

.btn-copy-mini {
    background: rgba(251, 191, 36, 0.15);
    border: 1px solid rgba(251, 191, 36, 0.35);
    color: var(--cheese-yellow);
    padding: 0.25rem 0.55rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.75rem;
    font-weight: 600;
    margin-left: 0.5rem;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    vertical-align: middle;
}

.btn-copy-mini:hover {
    background: var(--cheese-gold);
    color: var(--bg-darker);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px var(--accent-glow);
}

/* Tabs Panel Setup */
.tab-content {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.hidden {
    display: none !important;
}

/* Setup Panel Styles */
.setup-container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 3rem;
    text-align: center;
    animation: fadeIn 0.5s ease;
}

.setup-header {
    margin-bottom: 3rem;
}

.setup-icon {
    font-size: 4rem;
    color: var(--cheese-gold);
    margin-bottom: 1.5rem;
    text-shadow: 0 0 30px var(--accent-glow);
}

.setup-header h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.setup-header p {
    color: var(--text-muted);
    line-height: 1.6;
}

.role-selector-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.role-card {
    padding: 2.5rem 2rem;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.role-card:hover {
    border-color: var(--cheese-gold);
    background: rgba(251, 191, 36, 0.04);
    transform: translateY(-5px);
    box-shadow: 0 10px 25px var(--accent-glow);
}

.role-icon {
    font-size: 3rem;
    color: var(--cheese-gold);
    margin-bottom: 1.5rem;
}

.role-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    font-weight: 700;
}

.role-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.setup-form {
    background: rgba(0,0,0,0.2);
    border-radius: 12px;
    padding: 2rem;
    border: 1px solid var(--glass-border);
    text-align: left;
    margin-top: 1.5rem;
    animation: slideDown 0.4s ease;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--cheese-gold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input {
    background: var(--bg-darker);
    border: 1px solid var(--glass-border);
    padding: 0.85rem 1.25rem;
    border-radius: 8px;
    color: var(--text-main);
    font-family: var(--font-sans);
    outline: none;
    font-size: 1rem;
    transition: border 0.3s;
}

.form-group input:focus {
    border-color: var(--cheese-gold);
}

.input-action-group {
    display: flex;
    gap: 0.75rem;
}

.input-action-group input {
    flex-grow: 1;
}

.connection-status-msg {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.spinner-small {
    width: 20px;
    height: 20px;
    border: 2px solid var(--glass-border);
    border-top: 2px solid var(--cheese-gold);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Accordion for Manual Signaling */
.decentralized-handshake-accordion {
    margin-top: 2.5rem;
    border-top: 1px solid var(--glass-border);
    padding-top: 2rem;
    text-align: left;
}

.accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: color 0.3s;
}

.accordion-header:hover {
    color: var(--cheese-gold);
}

.accordion-content {
    margin-top: 1.5rem;
    animation: slideDown 0.4s ease;
}

.accordion-content .description {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    line-height: 1.5;
}

.handshake-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.handshake-column {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.handshake-column label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-main);
}

.handshake-column textarea {
    background: var(--bg-darker);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    height: 100px;
    color: var(--text-muted);
    padding: 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    resize: none;
    outline: none;
    transition: all 0.3s;
}

.handshake-column textarea:focus {
    border-color: var(--cheese-gold);
    color: var(--text-main);
}

/* Notary Room Active Layout */
.notary-room {
    animation: fadeIn 0.5s ease;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.room-grid {
    display: grid;
    grid-template-columns: 4.5fr 5.5fr;
    gap: 2.5rem;
}

.room-column {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Video Grid and Feeds */
.video-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.video-card {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--glass-border);
}

.video-placeholder {
    width: 100%;
    height: 100%;
    background: #020617;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.sim-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-label {
    position: absolute;
    bottom: 0.75rem;
    left: 0.75rem;
    padding: 0.4rem 0.85rem;
    font-size: 0.85rem;
    font-weight: 700;
    border-radius: 8px;
    border: 1px solid var(--glass-border);
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.text-gold {
    color: var(--cheese-gold);
}

/* Simulated Scanline Overlays */
.scanline {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(255,255,255,0) 50%,
        rgba(0, 0, 0, 0.3) 50%
    );
    background-size: 100% 4px;
    pointer-events: none;
    opacity: 0.4;
}

/* Status Badges */
.badge-success {
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--green-accent);
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--red-accent);
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
}

/* Cards Inside call screen */
.connection-card {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.card-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.95rem;
}

.card-item .label {
    color: var(--text-muted);
}

.card-item .value {
    font-weight: 600;
}

.text-green {
    color: var(--green-accent);
}

/* Identity Verification Panel */
.identity-card {
    padding: 2rem;
}

.identity-card h3, .file-sharing-card h3, .stamp-action-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-main);
}

.identity-group {
    padding: 1rem 0;
}

.border-top {
    border-top: 1px solid var(--glass-border);
}

.block-lbl {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-muted);
    letter-spacing: 0.5px;
    margin-bottom: 0.35rem;
}

.address-box {
    font-family: var(--font-mono);
    font-size: 1.05rem;
    font-weight: 600;
    word-break: break-all;
}

.identity-verify-badge {
    margin-top: 0.75rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.85rem;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 700;
}

.identity-verify-badge.unverified {
    background: rgba(239, 68, 68, 0.1);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.identity-verify-badge.verified {
    background: rgba(16, 185, 129, 0.1);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.25);
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.15);
}

.client-actions-wrapper {
    margin-top: 1.5rem;
    background: rgba(0,0,0,0.25);
    padding: 1.25rem;
    border-radius: 8px;
    border: 1px solid var(--glass-border);
}

.lbl-small-muted {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    line-height: 1.4;
}

/* File Sharing Workspace */
.file-sharing-card {
    padding: 2rem;
}

/* P2P Upload Grid */
.p2p-upload-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 1rem;
}

.upload-cat-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 1.25rem 1rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.upload-cat-card:hover {
    border-color: var(--cheese-gold);
    background: rgba(251, 191, 36, 0.05);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--accent-glow);
}

.upload-cat-card i {
    font-size: 2rem;
    color: var(--cheese-gold);
    transition: transform 0.3s ease;
}

.upload-cat-card:hover i {
    transform: scale(1.1);
}

.upload-cat-card span {
    font-size: 0.85rem;
    font-weight: 700;
}

.dropzone-mini {
    border: 1px dashed var(--glass-border);
    border-radius: 10px;
    padding: 1rem;
    text-align: center;
    cursor: pointer;
    background: rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    transition: all 0.3s;
}

.dropzone-mini:hover, .dropzone-mini.dragover {
    border-color: var(--cheese-gold);
    color: var(--text-main);
    background: rgba(251, 191, 36, 0.03);
}

.dropzone-mini i {
    font-size: 1.1rem;
    color: var(--cheese-gold);
}

/* Progress bar styles */
.file-progress-container {
    background: rgba(0,0,0,0.3);
    padding: 1.25rem;
    border-radius: 8px;
    border: 1px solid var(--glass-border);
    margin-top: 1rem;
}

.progress-details {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.progress-bar {
    height: 8px;
    background: var(--bg-darker);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--cheese-gold);
    width: 0%;
    transition: width 0.1s ease;
}

/* File preview layout */
.file-preview-container {
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 1.5rem;
    margin-top: 1rem;
}

.preview-title {
    font-size: 0.9rem;
    color: var(--cheese-gold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.preview-box {
    background: #020617;
    border-radius: 8px;
    padding: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 150px;
    max-height: 300px;
    overflow: auto;
    margin-bottom: 1.25rem;
    border: 1px solid var(--glass-border);
}

.preview-img {
    max-width: 100%;
    max-height: 250px;
    border-radius: 6px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.5);
}

.preview-audio {
    width: 100%;
}

.preview-video {
    width: 100%;
    max-height: 250px;
    border-radius: 6px;
}

.file-card-preview {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.file-card-preview i {
    font-size: 3.5rem;
    color: var(--text-muted);
}

.file-metadata-table {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    background: rgba(0,0,0,0.2);
    padding: 1rem;
    border-radius: 8px;
}

.meta-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
}

.meta-lbl {
    color: var(--text-muted);
}

.meta-val {
    font-weight: 600;
    text-align: right;
    max-width: 60%;
    word-break: break-all;
}

.hash-text {
    font-family: var(--font-mono);
    color: var(--cheese-yellow);
}

/* Stamp Action Card */
.stamp-action-card {
    padding: 2rem;
    border: 1px solid rgba(251, 191, 36, 0.2);
    box-shadow: 0 0 25px var(--accent-glow);
}

.stamp-action-card .description {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: 1.5rem;
}

.validation-reason {
    margin-top: 1rem;
    color: #f87171;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

/* Ledger Explorer & General Content Sections */
.text-section {
    padding: 3rem;
}

.text-section h2 {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--cheese-gold);
}

.text-section .description {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.verification-dashboard-search {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    max-width: 700px;
}

.verification-dashboard-search input {
    flex-grow: 1;
    background: var(--bg-dark);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 0.85rem 1.25rem;
    color: var(--text-main);
    outline: none;
    font-family: var(--font-mono);
    font-size: 0.95rem;
}

.verification-dashboard-search input:focus {
    border-color: var(--cheese-gold);
}

.search-result-display {
    background: rgba(0,0,0,0.25);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 3rem;
    animation: fadeIn 0.4s ease;
}

/* Results Formatting inside modal/explorer */
.verification-success-box, .verification-error-box {
    text-align: center;
}

.verification-success-box .box-icon {
    font-size: 3.5rem;
    color: var(--green-accent);
    margin-bottom: 1.25rem;
}

.verification-error-box .box-icon {
    font-size: 3.5rem;
    color: var(--red-accent);
    margin-bottom: 1.25rem;
}

.box-title {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.box-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.blockchain-details-block {
    background: #020617;
    border-radius: 10px;
    padding: 1.5rem;
    text-align: left;
    border: 1px solid var(--glass-border);
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 0.65rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.03);
    font-size: 0.9rem;
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-row .lbl {
    color: var(--text-muted);
    font-weight: 600;
}

.detail-row .val {
    font-family: var(--font-mono);
    word-break: break-all;
    max-width: 65%;
    text-align: right;
}

.detail-row .val.green {
    color: var(--green-accent);
    font-family: var(--font-sans);
    font-weight: 700;
}

/* Table Style for registry list */
.history-table-container {
    margin-top: 2rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.history-table-container h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.history-table {
    width: 100%;
    min-width: 800px;
    border-collapse: collapse;
    font-size: 0.82rem;
    text-align: left;
    table-layout: fixed;
}

.history-table th {
    padding: 0.75rem 0.6rem;
    font-weight: 700;
    color: var(--cheese-gold);
    border-bottom: 2px solid var(--glass-border);
    text-transform: uppercase;
    font-size: 0.72rem;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.history-table td {
    padding: 0.75rem 0.6rem;
    border-bottom: 1px solid var(--glass-border);
    color: var(--text-main);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 180px;
}

.history-table td .hash-text,
.history-table td[data-col="hash"],
.history-table td[data-col="address"] {
    font-family: var(--font-mono);
    font-size: 0.72rem;
}

.history-table tr:hover td {
    background: rgba(255,255,255,0.02);
}

.history-table tr:last-child td {
    border-bottom: none;
}

/* Governance Node Cards */
.nodes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.node-status-card {
    padding: 1.5rem;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.status-indicator h4 {
    font-weight: 700;
    font-size: 1rem;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.dot.active {
    background-color: var(--green-accent);
    box-shadow: 0 0 10px var(--green-accent);
}

.dot.disconnected {
    background-color: var(--text-muted);
}

.dot.warning {
    background-color: var(--cheese-gold);
    box-shadow: 0 0 10px var(--cheese-gold);
}

.node-meta p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

/* Modal styling */
.modal {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal.show {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: var(--bg-dark);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    padding: 2.5rem;
    position: relative;
    transform: translateY(30px);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
}

.modal.show .modal-content {
    transform: translateY(0);
}

.close-btn {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: color 0.3s;
}

.close-btn:hover {
    color: var(--text-main);
}

/* Custom Dev Notes */
.dev-note {
    background: rgba(251, 191, 36, 0.05);
    border: 1px solid rgba(251, 191, 36, 0.15);
    padding: 0.85rem 1.25rem;
    border-radius: 8px;
    margin-top: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.dev-note strong {
    color: var(--cheese-gold);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes pulse-gold {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.animate-pulse {
    animation: pulse-gold 2s infinite ease-in-out;
}

/* Responsive elements */
@media (max-width: 1024px) {
    .app-container {
        flex-direction: column;
    }
    .sidebar {
        width: 100%;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--glass-border);
        padding: 1.25rem;
        position: static;
    }
    .logo {
        margin-bottom: 1.25rem;
    }
    .nav-links {
        flex-direction: row;
        overflow-x: auto;
        padding-bottom: 0.5rem;
        -webkit-overflow-scrolling: touch;
    }
    .nav-links li {
        white-space: nowrap;
    }
    .wallet-status-card {
        display: block; /* Ensure wallet connection choices are visible on mobile */
        margin-top: 1rem;
        width: 100%;
    }
    .main-content {
        padding: 2rem 1.25rem;
    }
    .room-grid {
        grid-template-columns: 1fr;
    }
}

/* Workspace Mode Selector Tabs */
.workspace-mode-selector {
    display: flex;
    padding: 0.4rem;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
    max-width: fit-content;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
}

.ws-mode-btn {
    background: transparent;
    border: none;
    padding: 0.65rem 1.5rem;
    color: var(--text-muted);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    outline: none;
}

.ws-mode-btn:hover {
    color: var(--text-main);
    background: rgba(255, 255, 255, 0.03);
}

.ws-mode-btn.active {
    color: var(--cheese-yellow);
    background: rgba(251, 191, 36, 0.08);
    box-shadow: inset 0 0 10px rgba(251, 191, 36, 0.15);
    border: 1px solid rgba(251, 191, 36, 0.15);
}

.local-stamp-workspace {
    animation: fadeIn 0.5s ease;
}

/* Progress Step Tracker Styling */
.step-tracker-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2rem;
    margin-bottom: 2rem;
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
}

.step-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    opacity: 0.45;
    transition: all 0.3s ease;
    flex: 1;
}

.step-item.active {
    opacity: 1;
}

.step-item.complete {
    opacity: 0.85;
}

.step-idx {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bg-light);
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.step-item.active .step-idx {
    background: linear-gradient(135deg, var(--cheese-gold), var(--cheese-yellow));
    color: var(--bg-darker);
    border-color: var(--cheese-gold);
    box-shadow: 0 0 15px var(--accent-glow);
}

.step-item.complete .step-idx {
    background: rgba(16, 185, 129, 0.15);
    color: var(--green-accent);
    border-color: var(--green-accent);
}

.step-label {
    display: flex;
    flex-direction: column;
}

.step-label strong {
    font-size: 0.9rem;
    color: var(--text-main);
}

.step-item.active .step-label strong {
    color: var(--cheese-yellow);
}

.step-item.complete .step-label strong {
    color: var(--green-accent);
}

.step-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.15rem;
}

.step-divider {
    height: 1px;
    background: var(--glass-border);
    flex-grow: 1;
    margin: 0 1.5rem;
    max-width: 100px;
}

@media (max-width: 768px) {
    .step-tracker-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    .step-divider {
        display: none;
    }
}

/* ===== Signature Pad System ===== */
.signature-pad-section {
    margin-top: 1rem;
}

.signature-pad-section h4 {
    font-size: 0.85rem;
    color: var(--cheese-yellow);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.signature-canvas {
    width: 100%;
    height: 150px;
    background: rgba(0, 0, 0, 0.4);
    border: 2px dashed rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    cursor: crosshair;
    touch-action: none;
    transition: border-color 0.3s ease;
}

.signature-canvas:hover {
    border-color: rgba(251, 191, 36, 0.3);
}

.signature-canvas.has-signature {
    border-color: var(--cheese-yellow);
    border-style: solid;
    box-shadow: 0 0 12px rgba(251, 191, 36, 0.1);
}

.signature-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.signature-status {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 0.4rem;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.signature-status.accepted {
    color: var(--green-accent);
}

/* ===== Public Vault ===== */
.vault-controls {
    display: flex;
    gap: 1rem;
    margin: 1.5rem 0;
    flex-wrap: wrap;
    align-items: center;
}

.vault-filter-group {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
}

.vault-filter-btn {
    padding: 0.45rem 0.85rem;
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-family: var(--font-sans);
}

.vault-filter-btn.active,
.vault-filter-btn:hover {
    background: rgba(251, 191, 36, 0.12);
    border-color: rgba(251, 191, 36, 0.35);
    color: var(--cheese-yellow);
}

.vault-search-box {
    flex-grow: 1;
    max-width: 400px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 0.4rem 1rem;
    transition: border-color 0.3s ease;
}

.vault-search-box:focus-within {
    border-color: var(--cheese-gold);
}

.vault-search-box i {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.vault-search-box input {
    flex-grow: 1;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 0.88rem;
    outline: none;
}

.vault-search-box input::placeholder {
    color: var(--text-muted);
}

.vault-stats {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
}

.vault-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.25rem;
    margin-top: 1rem;
}

.vault-card {
    background: rgba(255, 255, 255, 0.025);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    padding: 1.5rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.vault-card:hover {
    border-color: rgba(251, 191, 36, 0.35);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(251, 191, 36, 0.08);
    background: rgba(251, 191, 36, 0.02);
}

.vault-card .vault-icon {
    font-size: 2.25rem;
    margin-bottom: 0.25rem;
}

.vault-card .vault-name {
    font-weight: 700;
    font-size: 0.92rem;
    color: var(--text-main);
    word-break: break-all;
    line-height: 1.3;
}

.vault-card .vault-hash {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-muted);
}

.vault-card .vault-meta {
    font-size: 0.75rem;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 0.35rem;
}

.vault-card .vault-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.2rem 0.55rem;
    border-radius: 5px;
    font-size: 0.72rem;
    font-weight: 700;
    background: rgba(16, 185, 129, 0.12);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.vault-empty {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
}

.vault-empty i {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    opacity: 0.25;
    display: block;
}

.vault-empty p {
    font-size: 1rem;
    opacity: 0.6;
}

@media (max-width: 768px) {
    .main-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1.25rem;
        margin-bottom: 2rem;
    }
    .header-title {
        max-width: 100%;
    }
    .main-header h1 {
        font-size: 1.85rem;
    }
    .search-container {
        max-width: 100%;
        width: 100%;
    }
    .main-content {
        padding: 1.25rem 0.85rem;
    }
    .workspace-mode-selector {
        width: 100%;
        max-width: 100%;
    }
    .ws-mode-btn {
        flex: 1;
        padding: 0.6rem 0.5rem;
        font-size: 0.82rem;
        justify-content: center;
        text-align: center;
    }
    .role-selector-grid {
        grid-template-columns: 1fr;
    }
    .handshake-grid {
        grid-template-columns: 1fr;
    }
    .p2p-upload-grid {
        grid-template-columns: 1fr;
    }
    .setup-container {
        padding: 1.25rem 1rem;
        margin: 1rem auto;
    }
    .step-tracker-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    .step-divider {
        display: none;
    }
    .vault-controls {
        flex-direction: column;
        align-items: stretch;
    }
    .vault-search-box {
        max-width: none;
    }
    .vault-grid {
        grid-template-columns: 1fr;
    }
    .modal-content {
        width: 95%;
        padding: 1.25rem;
        max-height: 90vh;
        overflow-y: auto;
    }
}

@media (max-width: 480px) {
    .main-header h1 {
        font-size: 1.5rem;
    }
    .brand-name {
        font-size: 1.1rem;
    }
    .nav-links li {
        padding: 0.6rem 0.85rem;
        font-size: 0.82rem;
    }
    .signature-canvas {
        height: 120px;
    }
    .btn-large {
        padding: 0.75rem 1rem;
        font-size: 0.95rem;
    }
    .input-action-group {
        flex-direction: column;
    }
}