/* ═══════════════════════════════════════════════
   IMPERIUM TECHS — UI COMPONENTS
   Buttons | Cards | Forms | HUD Widgets | Overlays
══════════════════════════════════════════════════ */

/* ─── BUTTONS ─── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 1rem 2rem;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-decoration: none;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: var(--transition-fast);
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

.btn-primary {
    background: var(--ultraviolet);
    color: #fff;
}

.btn-primary:hover {
    background: #8a2fff;
    box-shadow: 0 0 30px var(--ultraviolet-glow);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-active);
}

.btn-secondary:hover {
    background: rgba(112, 0, 255, 0.1);
    border-color: var(--ultraviolet);
    box-shadow: 0 0 20px var(--ultraviolet-glow);
}

.btn-submit {
    width: 100%;
    position: relative;
}

.btn-loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.btn-submit.loading .btn-text {
    opacity: 0.5;
}

.btn-submit.loading .btn-loader {
    display: block;
    position: absolute;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ─── BADGE ─── */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.5rem 1rem;
    background: rgba(112, 0, 255, 0.1);
    border: 1px solid var(--border-subtle);
    border-radius: 4px;
    margin-bottom: var(--space-md);
    font-family: var(--font-display);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
}

.badge-pulse {
    width: 8px;
    height: 8px;
    background: var(--amber);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

/* ─── NODE CARDS ─── */
.node-card {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border-subtle);
    padding: var(--space-md);
    text-decoration: none;
    color: inherit;
    overflow: hidden;
    transition: var(--transition-smooth);
    clip-path: polygon(0 0, calc(100% - 20px) 0, 100% 20px, 100% 100%, 20px 100%, 0 calc(100% - 20px));
}

.node-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(112, 0, 255, 0.05), transparent);
    opacity: 0;
    transition: var(--transition-smooth);
}

.node-card:hover::before {
    opacity: 1;
}

.node-card:hover {
    border-color: var(--border-active);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px var(--ultraviolet-glow);
}

.node-glow {
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--ultraviolet-glow) 0%, transparent 70%);
    opacity: 0;
    transition: var(--transition-smooth);
    pointer-events: none;
}

.node-card:hover .node-glow {
    opacity: 0.3;
}

.node-content {
    position: relative;
    z-index: 2;
}

.node-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-sm);
}

.node-id {
    font-family: var(--font-display);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    color: var(--ultraviolet);
}

.node-status {
    font-family: var(--font-display);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    padding: 0.25rem 0.75rem;
    border-radius: 2px;
}

.node-status.online {
    background: rgba(0, 212, 255, 0.1);
    color: var(--cyan);
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.node-name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.node-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    line-height: 1.7;
}

.node-meta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--border-subtle);
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.meta-label {
    font-family: var(--font-display);
    font-size: 0.6rem;
    letter-spacing: 0.15em;
    color: var(--text-muted);
}

.meta-value {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.node-action {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--ultraviolet);
    transition: var(--transition-fast);
}

.node-card:hover .node-action {
    color: var(--amber);
}

.action-arrow {
    width: 18px;
    height: 18px;
    transition: var(--transition-fast);
}

.node-card:hover .action-arrow {
    transform: translateX(4px);
}

/* ─── TECH CARDS ─── */
.tech-card {
    background: var(--surface);
    border: 1px solid var(--border-subtle);
    padding: var(--space-md);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: var(--ultraviolet);
    transition: var(--transition-smooth);
}

.tech-card:hover::before {
    height: 100%;
}

.tech-card:hover {
    border-color: var(--border-active);
    transform: translateY(-4px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.tech-icon {
    width: 48px;
    height: 48px;
    color: var(--ultraviolet);
    margin-bottom: var(--space-sm);
}

.tech-icon svg {
    width: 100%;
    height: 100%;
}

.tech-title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--text-primary);
}

.tech-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: var(--space-sm);
}

.tech-bar {
    width: 100%;
    height: 3px;
    background: rgba(112, 0, 255, 0.1);
    overflow: hidden;
}

.tech-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--ultraviolet), var(--amber));
    width: var(--progress);
    animation: progressFill 1.5s ease-out forwards;
}

@keyframes progressFill {
    from { width: 0; }
    to { width: var(--progress); }
}

/* ─── METRIC CARDS ─── */
.metric-card {
    background: var(--surface);
    border: 1px solid var(--border-subtle);
    padding: var(--space-md);
    position: relative;
    overflow: hidden;
    transition: var(--transition-fast);
}

.metric-card:hover {
    border-color: var(--border-active);
}

.metric-label {
    display: block;
    font-family: var(--font-display);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    margin-bottom: var(--space-xs);
}

.metric-value {
    display: block;
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.metric-sparkline {
    height: 30px;
    display: flex;
    align-items: flex-end;
    gap: 2px;
}

.spark-bar {
    flex: 1;
    background: var(--ultraviolet);
    opacity: 0.6;
    transition: height 0.3s ease;
    min-height: 2px;
}

/* ─── FORM ─── */
.dispatch-form {
    background: var(--surface);
    border: 1px solid var(--border-subtle);
    padding: var(--space-lg);
    position: relative;
}

.dispatch-form::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 20%;
    right: 20%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--ultraviolet), transparent);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.form-group {
    position: relative;
}

.form-label {
    display: block;
    font-family: var(--font-display);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
    text-transform: uppercase;
}

.form-input {
    width: 100%;
    padding: 0.875rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: var(--transition-fast);
}

.form-input:focus {
    border-color: var(--ultraviolet);
    box-shadow: 0 0 15px var(--ultraviolet-glow);
}

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

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-hud {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--ultraviolet);
    transition: var(--transition-smooth);
}

.form-input:focus ~ .form-hud {
    width: 100%;
}

.form-actions {
    margin-top: var(--space-md);
}

/* ─── FEEDBACK OVERLAY ─── */
.feedback-overlay {
    position: absolute;
    inset: 0;
    background: rgba(8, 8, 10, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
    z-index: 10;
}

.feedback-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.feedback-panel {
    text-align: center;
    padding: var(--space-lg);
}

.feedback-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-md);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.feedback-icon.success {
    background: rgba(0, 212, 255, 0.1);
    border: 2px solid var(--cyan);
    color: var(--cyan);
}

.feedback-icon.error {
    background: rgba(255, 51, 102, 0.1);
    border: 2px solid var(--amber);
    color: var(--amber);
}

.feedback-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: var(--space-sm);
}

.feedback-message {
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

/* ─── TOAST ─── */
.imperium-toast {
    position: fixed;
    top: 90px;
    left: 50%;
    transform: translateX(-50%) translateY(-20px);
    background: var(--surface);
    border: 1px solid var(--amber);
    padding: 1rem 2rem;
    font-family: var(--font-display);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    color: var(--amber);
    z-index: 100002;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
    clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.imperium-toast.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* ─── THEME TOGGLE ─── */
.theme-toggle {
    position: fixed;
    top: 90px;
    right: 2rem;
    z-index: 999;
    background: var(--surface);
    border: 1px solid var(--border-subtle);
    padding: 0.75rem 1.25rem;
    font-family: var(--font-display);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--text-secondary);
    cursor: none;
    transition: var(--transition-fast);
    clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}

.theme-toggle:hover {
    border-color: var(--border-active);
    color: var(--text-primary);
    box-shadow: 0 0 20px var(--ultraviolet-glow);
}

/* ─── THREAT RADAR ─── */
.threat-radar {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 120px;
    height: 120px;
    z-index: 998;
    background: var(--surface);
    border: 1px solid var(--border-subtle);
    border-radius: 50%;
    overflow: hidden;
    cursor: none;
    transition: var(--transition-smooth);
}

.threat-radar:hover {
    transform: scale(1.1);
    border-color: var(--border-active);
    box-shadow: 0 0 30px var(--ultraviolet-glow);
}

.radar-sweep {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 50%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--ultraviolet));
    transform-origin: left center;
    animation: radarSweep 3s linear infinite;
    border-radius: 2px;
}

.radar-grid {
    position: absolute;
    inset: 10px;
    border: 1px solid rgba(112, 0, 255, 0.1);
    border-radius: 50%;
}

.radar-grid::before {
    content: '';
    position: absolute;
    inset: 20px;
    border: 1px solid rgba(112, 0, 255, 0.1);
    border-radius: 50%;
}

.radar-blip {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--amber);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--amber-glow);
    animation: blipFade 3s ease-in-out infinite;
}

.radar-label {
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-display);
    font-size: 0.55rem;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    white-space: nowrap;
}

/* ─── CURSOR ─── */
body {
    cursor: none;
}

.tactical-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 40px;
    height: 40px;
    pointer-events: none;
    z-index: 99999;
    transform: translate(-50%, -50%);
    transition: transform 0.08s ease-out;
    mix-blend-mode: difference;
}

.tactical-cursor::before,
.tactical-cursor::after {
    content: '';
    position: absolute;
    background: var(--ultraviolet);
}

.tactical-cursor::before {
    width: 1px;
    height: 100%;
    left: 50%;
    top: 0;
}

.tactical-cursor::after {
    width: 100%;
    height: 1px;
    top: 50%;
    left: 0;
}

.cursor-dot {
    position: fixed;
    top: 0;
    left: 0;
    width: 4px;
    height: 4px;
    background: var(--amber);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99999;
    transform: translate(-50%, -50%);
    transition: transform 0.05s ease-out;
    box-shadow: 0 0 8px var(--amber-glow);
}

.cursor-scan {
    position: fixed;
    top: 0;
    left: 0;
    width: 80px;
    height: 80px;
    border: 1px solid rgba(112, 0, 255, 0.2);
    pointer-events: none;
    z-index: 99998;
    transform: translate(-50%, -50%);
    transition: all 0.15s ease-out;
    border-radius: 4px;
}

/* ─── BOOT OVERLAY ─── */
.boot-overlay {
    position: fixed;
    inset: 0;
    background: var(--obsidian);
    z-index: 100000;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 4rem;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--text-secondary);
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.boot-overlay.complete {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.boot-line {
    opacity: 0;
    transform: translateX(-20px);
    animation: bootLineReveal 0.3s ease forwards;
    white-space: nowrap;
}

.boot-line.success { color: var(--cyan); }
.boot-line.warning { color: var(--amber); }
.boot-line.system { color: var(--ultraviolet); }

.boot-progress {
    width: 300px;
    height: 2px;
    background: rgba(112, 0, 255, 0.1);
    margin-top: 0.5rem;
    margin-bottom: 1rem;
    position: relative;
    overflow: hidden;
}

.boot-progress-bar {
    height: 100%;
    background: var(--ultraviolet);
    width: 0%;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px var(--ultraviolet-glow);
}

.boot-glitch-transition {
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: var(--obsidian);
    opacity: 0;
    pointer-events: none;
}

.boot-glitch-transition.active {
    animation: glitchTransition 0.4s ease forwards;
}

/* ─── ENCRYPTION OVERLAY ─── */
.encryption-overlay {
    position: fixed;
    inset: 0;
    background: rgba(8, 8, 10, 0.98);
    z-index: 100001;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.encryption-overlay.active {
    opacity: 1;
    visibility: visible;
}

.encryption-lock {
    width: 80px;
    height: 80px;
    border: 2px solid var(--ultraviolet);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    position: relative;
    animation: lockPulse 2s ease-in-out infinite;
}

.encryption-lock::before {
    content: '';
    position: absolute;
    inset: -10px;
    border: 1px solid rgba(112, 0, 255, 0.2);
    border-radius: 50%;
    animation: lockPulse 2s ease-in-out infinite 0.5s;
}

.encryption-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    letter-spacing: 0.2em;
    color: var(--ultraviolet);
    margin-bottom: 1.5rem;
}

.encryption-progress {
    width: 300px;
    height: 3px;
    background: rgba(112, 0, 255, 0.1);
    position: relative;
    overflow: hidden;
    margin-bottom: 1rem;
}

.encryption-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--ultraviolet), var(--cyan));
    width: 0%;
    transition: width 0.1s linear;
    box-shadow: 0 0 20px var(--ultraviolet-glow);
}

.encryption-status {
    font-family: 'Courier New', monospace;
    font-size: 0.8rem;
    color: var(--text-secondary);
    letter-spacing: 0.1em;
}

.encryption-hex {
    font-family: 'Courier New', monospace;
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 1rem;
    max-width: 400px;
    text-align: center;
    word-break: break-all;
    line-height: 1.6;
}

/* ─── RECRUIT CIPHER ─── */
.recruit-cipher {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 0.5rem;
    background: rgba(8, 8, 10, 0.95);
    border-top: 1px solid var(--border-subtle);
    font-family: 'Courier New', monospace;
    font-size: 0.65rem;
    color: var(--text-muted);
    text-align: center;
    letter-spacing: 0.3em;
    z-index: 997;
    opacity: 0;
    transform: translateY(100%);
    transition: all 0.6s ease;
}

.recruit-cipher.visible {
    opacity: 1;
    transform: translateY(0);
}