/* ========================================
   NMAP PRESENTATION - PROFESSIONAL STYLES
   ======================================== */

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

:root {
    --primary: #0a192f;
    --secondary: #112240;
    --accent: #64ffda;
    --accent-secondary: #7b68ee;
    --text: #ccd6f6;
    --text-light: #8892b0;
    --white: #ffffff;
    --danger: #ff6b6b;
    --success: #4ade80;
    --warning: #fbbf24;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #0a192f 0%, #112240 100%);
    --gradient-3: linear-gradient(135deg, #64ffda 0%, #7b68ee 100%);
}

body {
    font-family: 'Poppins', sans-serif;
    background: var(--primary);
    color: var(--text);
    overflow-x: hidden;
}

/* ========================================
   SLIDE BASE STYLES
   ======================================== */

.slide {
    width: 100vw;
    height: 100vh;
    padding: 60px 80px;
    display: none;
    position: relative;
    background: var(--gradient-2);
    overflow: hidden;
}

.slide.active {
    display: flex;
    flex-direction: column;
}

.slide:first-child {
    display: flex;
    flex-direction: column;
}

/* Background Pattern */
.bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(100, 255, 218, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(123, 104, 238, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

/* Slide Number */
.slide-number {
    position: absolute;
    bottom: 30px;
    right: 40px;
    font-size: 4rem;
    font-weight: 800;
    color: rgba(100, 255, 218, 0.1);
    letter-spacing: -2px;
}

/* ========================================
   SLIDE HEADER
   ======================================== */

.slide-header {
    margin-bottom: 40px;
}

.slide-header h2 {
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 15px;
}

.header-line {
    width: 100px;
    height: 4px;
    background: var(--gradient-3);
    border-radius: 2px;
}

/* ========================================
   SLIDE 1: TITLE
   ======================================== */

.slide-title {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.slide-title .content {
    z-index: 1;
}

.logo-container {
    margin-bottom: 30px;
}

.nmap-logo {
    width: 120px;
    height: 120px;
    background: var(--gradient-3);
    border-radius: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: 0 20px 60px rgba(100, 255, 218, 0.3);
}

.logo-icon {
    font-size: 4rem;
}

.main-title {
    font-size: 7rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -3px;
    text-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.subtitle {
    font-size: 1.8rem;
    color: var(--accent);
    font-weight: 500;
    margin-top: 10px;
}

.title-divider {
    width: 150px;
    height: 3px;
    background: var(--gradient-3);
    margin: 30px auto;
    border-radius: 2px;
}

.tagline {
    font-size: 1.4rem;
    color: var(--text-light);
    font-style: italic;
}

.presenter-info {
    margin-top: 50px;
    color: var(--text-light);
}

.presenter-info .date {
    font-size: 1.2rem;
    color: var(--accent);
    margin-top: 10px;
}

/* ========================================
   SLIDE 2: AGENDA
   ======================================== */

.agenda-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 20px;
}

.agenda-item {
    background: var(--secondary);
    padding: 35px;
    border-radius: 20px;
    position: relative;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid rgba(100, 255, 218, 0.1);
}

.agenda-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.agenda-item::before {
    content: attr(data-num);
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 3rem;
    font-weight: 800;
    color: rgba(100, 255, 218, 0.15);
}

.agenda-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.agenda-item h3 {
    font-size: 1.3rem;
    color: var(--white);
    margin-bottom: 8px;
}

.agenda-item p {
    font-size: 0.95rem;
    color: var(--text-light);
}

/* ========================================
   SLIDE 3: NETWORK
   ======================================== */

.definition-box {
    background: var(--secondary);
    padding: 25px 35px;
    border-radius: 15px;
    border-left: 4px solid var(--accent);
    margin-bottom: 40px;
    font-size: 1.2rem;
}

.network-types {
    display: flex;
    gap: 30px;
    justify-content: center;
}

.network-card {
    flex: 1;
    max-width: 300px;
    background: var(--secondary);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s;
}

.network-card:hover {
    transform: translateY(-10px);
}

.card-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.network-card h3 {
    font-size: 2rem;
    color: var(--white);
    margin-bottom: 10px;
}

.full-form {
    color: var(--accent);
    font-size: 0.95rem;
    margin-bottom: 15px;
}

.description {
    color: var(--text-light);
    font-size: 0.9rem;
}

.card-accent {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
}

.lan .card-accent { background: #4ade80; }
.wan .card-accent { background: #60a5fa; }
.man .card-accent { background: #f472b6; }

/* ========================================
   SLIDE 4: IP ADDRESS
   ======================================== */

.ip-intro {
    text-align: center;
    margin-bottom: 40px;
    font-size: 1.2rem;
}

.ip-comparison {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
}

.ip-box {
    flex: 1;
    max-width: 400px;
    background: var(--secondary);
    padding: 35px;
    border-radius: 20px;
}

.ip-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.ip-header h3 {
    font-size: 1.8rem;
    color: var(--white);
}

.badge {
    background: var(--accent);
    color: var(--primary);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.badge.new {
    background: var(--accent-secondary);
    color: var(--white);
}

.ip-example {
    background: var(--primary);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
}

.ip-example code {
    font-family: 'Fira Code', monospace;
    font-size: 1.3rem;
    color: var(--accent);
}

.ip-details {
    list-style: none;
}

.ip-details li {
    padding: 8px 0;
    color: var(--text-light);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.vs-circle {
    width: 60px;
    height: 60px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--white);
}

.analogy-box {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(100, 255, 218, 0.1);
    padding: 20px 30px;
    border-radius: 15px;
    margin-top: 40px;
}

.analogy-icon {
    font-size: 2rem;
}

/* ========================================
   SLIDE 5: PORT
   ======================================== */

.port-visual {
    display: flex;
    gap: 60px;
    align-items: flex-start;
}

.building {
    flex: 1;
    background: var(--secondary);
    border-radius: 20px;
    padding: 30px;
}

.building-label {
    text-align: center;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 25px;
    font-size: 1.1rem;
}

.floors {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.floor {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--primary);
    padding: 15px 25px;
    border-radius: 10px;
}

.door {
    font-size: 1.8rem;
}

.port-num {
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    font-weight: 600;
}

.service {
    color: var(--text-light);
    margin-left: auto;
}

.port-explanation {
    flex: 1;
}

.port-explanation h3 {
    font-size: 1.8rem;
    color: var(--white);
    margin-bottom: 20px;
}

.port-explanation p {
    color: var(--text-light);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.port-ranges {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.range {
    display: flex;
    justify-content: space-between;
    background: var(--secondary);
    padding: 15px 25px;
    border-radius: 10px;
}

.range-num {
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    font-weight: 600;
}

.range-name {
    color: var(--text-light);
}

/* ========================================
   SLIDE 6: PORTS TABLE
   ======================================== */

.ports-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.port-card {
    background: var(--secondary);
    padding: 25px;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid transparent;
}

.port-card:hover {
    /* transform removed to fix tooltip positioning */
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.port-card.highlight {
    border-color: var(--accent);
    background: rgba(100, 255, 218, 0.05);
}

.port-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 10px;
}

.port-name {
    font-size: 1.1rem;
    color: var(--white);
    font-weight: 600;
    margin-bottom: 5px;
}

.port-desc {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* ========================================
   SLIDE 7: PROTOCOL
   ======================================== */

.protocol-definition {
    text-align: center;
    margin-bottom: 40px;
    font-size: 1.2rem;
}

.protocol-analogy {
    background: var(--secondary);
    padding: 35px;
    border-radius: 20px;
    margin-bottom: 40px;
}

.phone-call h3 {
    text-align: center;
    margin-bottom: 25px;
    color: var(--white);
}

.call-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.step {
    background: var(--primary);
    padding: 12px 20px;
    border-radius: 10px;
    color: var(--accent);
    font-weight: 500;
}

.arrow {
    color: var(--text-light);
    font-size: 1.5rem;
}

.common-protocols {
    display: flex;
    justify-content: center;
    gap: 25px;
}

.protocol-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--secondary);
    padding: 25px 40px;
    border-radius: 15px;
}

.proto-name {
    font-weight: 600;
    color: var(--accent);
    font-size: 1.2rem;
    margin-bottom: 8px;
}

.proto-use {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ========================================
   SLIDE 8: OSI MODEL
   ======================================== */

.slide-osi .content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.osi-tower {
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 100%;
    max-width: 800px;
}

.osi-layer {
    display: flex;
    align-items: center;
    padding: 18px 30px;
    border-radius: 12px;
    transition: all 0.3s;
    position: relative; /* Ensure relative context if not fixed */
}

.osi-layer:hover {
    /* transform removed to allow fixed tooltip positioning */
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    z-index: 10;
}

.layer-num {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.3rem;
    margin-right: 25px;
}

.layer-name {
    font-weight: 600;
    font-size: 1.2rem;
    color: var(--white);
    flex: 1;
}

.layer-proto {
    font-size: 0.95rem;
    opacity: 0.9;
}

.layer7 { background: linear-gradient(90deg, #8b5cf6, #7c3aed); }
.layer6 { background: linear-gradient(90deg, #a855f7, #9333ea); }
.layer5 { background: linear-gradient(90deg, #d946ef, #c026d3); }
.layer4 { background: linear-gradient(90deg, #ec4899, #db2777); }
.layer3 { background: linear-gradient(90deg, #f43f5e, #e11d48); }
.layer2 { background: linear-gradient(90deg, #f97316, #ea580c); }
.layer1 { background: linear-gradient(90deg, #eab308, #ca8a04); }

.osi-mnemonic {
    margin-top: 30px;
    background: var(--secondary);
    padding: 20px 40px;
    border-radius: 15px;
    text-align: center;
}

.highlight-text {
    color: var(--accent);
    font-weight: 700;
}

/* ========================================
   SLIDE 9 & 10: TCP & UDP
   ======================================== */

.tcp-badge, .udp-badge {
    display: inline-block;
    background: var(--gradient-1);
    padding: 10px 25px;
    border-radius: 25px;
    margin-bottom: 30px;
    font-weight: 600;
}

.handshake-visual, .udp-visual {
    background: var(--secondary);
    padding: 40px;
    border-radius: 20px;
    margin-bottom: 30px;
}

.handshake-visual h3, .udp-visual h3 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--white);
}

.handshake-diagram, .udp-diagram {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 50px;
}

.entity {
    text-align: center;
}

.entity-icon {
    font-size: 3rem;
    margin-bottom: 10px;
}

.entity span {
    font-weight: 600;
    color: var(--text-light);
}

.handshake-lines {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 15px;
    padding: 0 40px;
}

.line {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: 10px;
    border-radius: 10px;
}

.line .packet {
    background: var(--accent);
    color: var(--primary);
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
}

.line .desc {
    color: var(--text-light);
    font-size: 0.9rem;
}

.syn { background: rgba(74, 222, 128, 0.1); }
.syn-ack { background: rgba(96, 165, 250, 0.1); }
.ack { background: rgba(251, 191, 36, 0.1); }

.udp-lines {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.data-line {
    background: rgba(100, 255, 218, 0.1);
    padding: 10px 30px;
    border-radius: 20px;
    color: var(--accent);
}

.no-response {
    margin-top: 15px;
    color: var(--text-light);
    font-style: italic;
}

.tcp-features, .udp-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

.feature {
    padding: 15px 25px;
    border-radius: 10px;
    font-size: 1rem;
}

.feature.good {
    background: rgba(74, 222, 128, 0.1);
}

.feature.bad {
    background: rgba(255, 107, 107, 0.1);
}

.udp-uses {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.udp-uses span {
    background: var(--secondary);
    padding: 12px 25px;
    border-radius: 25px;
    font-size: 0.95rem;
}

/* ========================================
   SLIDE 11: COMPARISON
   ======================================== */

.comparison-table {
    background: var(--secondary);
    border-radius: 20px;
    overflow: hidden;
    margin-bottom: 40px;
}

.comp-header, .comp-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
}

.comp-header {
    background: var(--primary);
}

.comp-cell {
    padding: 20px 30px;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.comp-header .comp-cell {
    font-weight: 700;
    color: var(--white);
}

.feature-name {
    text-align: left !important;
    font-weight: 600;
    color: var(--text);
}

.tcp-col { color: var(--success); }
.udp-col { color: var(--accent-secondary); }

.comparison-analogy {
    display: flex;
    justify-content: center;
    gap: 40px;
}

.analogy-card {
    background: var(--secondary);
    padding: 30px 50px;
    border-radius: 20px;
    text-align: center;
}

.analogy-emoji {
    font-size: 3rem;
    display: block;
    margin-bottom: 15px;
}

.analogy-card p {
    font-size: 1.2rem;
    color: var(--white);
    margin-bottom: 10px;
}

.analogy-detail {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ========================================
   SLIDE 12: NMAP INTRO
   ======================================== */

.nmap-hero {
    text-align: center;
    margin-bottom: 50px;
}

.nmap-icon-large {
    font-size: 5rem;
    margin-bottom: 20px;
}

.nmap-hero h3 {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 15px;
}

.nmap-desc {
    font-size: 1.2rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.nmap-capabilities {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.capability {
    display: flex;
    align-items: center;
    gap: 15px;
    background: var(--secondary);
    padding: 25px;
    border-radius: 15px;
    transition: transform 0.3s;
}

.capability:hover {
    transform: translateX(10px);
}

.cap-icon {
    font-size: 2rem;
}

.cap-text {
    font-size: 1.1rem;
    font-weight: 500;
}

.nmap-quote {
    text-align: center;
    background: rgba(100, 255, 218, 0.1);
    padding: 25px 40px;
    border-radius: 15px;
    border-left: 4px solid var(--accent);
}

.nmap-quote p {
    font-size: 1.2rem;
    font-style: italic;
    color: var(--accent);
}

/* ========================================
   SLIDE 13: ANALOGY
   ======================================== */

.analogy-visual {
    display: flex;
    gap: 50px;
    margin-bottom: 40px;
}

.building-diagram {
    flex: 1;
}

.building-title {
    text-align: center;
    margin-bottom: 20px;
    font-weight: 600;
    color: var(--white);
    font-size: 1.2rem;
}

.building-structure {
    background: var(--secondary);
    border-radius: 20px;
    padding: 30px;
}

.door-row {
    display: flex;
    gap: 20px;
}

.door {
    flex: 1;
    background: var(--primary);
    padding: 25px;
    border-radius: 15px;
    text-align: center;
}

.door-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 10px;
}

.door-label {
    font-family: 'Fira Code', monospace;
    color: var(--text);
    display: block;
    margin-bottom: 8px;
}

.door-status {
    padding: 5px 15px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.door-status.open {
    background: rgba(74, 222, 128, 0.2);
    color: var(--success);
}

.door-status.closed {
    background: rgba(255, 107, 107, 0.2);
    color: var(--danger);
}

.door-status.filtered {
    background: rgba(251, 191, 36, 0.2);
    color: var(--warning);
}

.nmap-guard {
    flex: 1;
    background: var(--secondary);
    padding: 40px;
    border-radius: 20px;
}

.guard-icon {
    font-size: 4rem;
    text-align: center;
    margin-bottom: 20px;
}

.nmap-guard h3 {
    text-align: center;
    color: var(--white);
    margin-bottom: 20px;
}

.nmap-guard p {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 20px;
}

.nmap-guard ul {
    list-style: none;
}

.nmap-guard li {
    padding: 10px 0;
    color: var(--text);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.scan-types-preview {
    display: flex;
    justify-content: center;
    gap: 30px;
}

.scan-type {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--secondary);
    padding: 20px 40px;
    border-radius: 15px;
}

.scan-type span:first-child {
    font-weight: 600;
    color: var(--white);
    margin-bottom: 5px;
}

.scan-type span:last-child {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ========================================
   SLIDE 14: INSTALLATION
   ======================================== */

.install-cards {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
}

.install-card {
    flex: 1;
    background: var(--secondary);
    padding: 35px;
    border-radius: 20px;
    text-align: center;
}

.os-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.install-card h3 {
    color: var(--white);
    margin-bottom: 25px;
}

.code-block {
    background: var(--primary);
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 15px;
    position: relative;
    transition: all 0.2s ease;
}

/* Copy & Link Functionality Styles */
.copy-block, .link-block {
    cursor: pointer;
    border: 1px solid transparent;
}

.copy-block:hover, .link-block:hover {
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    border-color: var(--accent);
    transform: translateY(-2px);
}

.copy-block:active {
    transform: translateY(1px);
}

.copy-icon, .link-icon {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%); /* Start centered */
    opacity: 0;
    transition: opacity 0.2s;
    font-size: 1.2rem;
}

.code-block:hover .copy-icon,
.link-block:hover .link-icon {
    opacity: 1;
}

/* Copy Success Notification */
.copy-notification {
    position: absolute;
    top: -35px;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: var(--accent);
    color: var(--primary);
    padding: 5px 12px;
    border-radius: 5px;
    font-size: 0.85rem;
    font-weight: bold;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 100;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.copy-notification::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    border-width: 5px 5px 0;
    border-style: solid;
    border-color: var(--accent) transparent transparent transparent;
}

/* Windows Link Style */
.install-link {
    color: var(--accent);
    text-decoration: none;
    font-family: 'Fira Code', monospace;
    font-weight: bold;
    position: relative;
    z-index: 2;
}

.install-link:hover {
    text-decoration: underline;
}


.code-block code {
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    font-size: 0.95rem;
}

.distro {
    display: block;
    color: var(--text-light);
    font-size: 0.8rem;
    margin-top: 8px;
}

.verify-install {
    background: rgba(100, 255, 218, 0.1);
    padding: 25px 40px;
    border-radius: 15px;
    text-align: center;
}

.verify-install h4 {
    color: var(--white);
    margin-bottom: 15px;
}

.verify-code {
    background: var(--primary);
    padding: 15px 30px;
    border-radius: 10px;
    display: inline-block;
    position: relative;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s;
}

.verify-code:hover {
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    border-color: var(--accent);
    transform: translateY(-2px);
}

.verify-code:active {
    transform: translateY(1px);
}

.verify-code:hover .copy-icon {
    opacity: 1;
}

.verify-code code {
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    font-size: 1.1rem;
}

/* ========================================
   SLIDE 15: BASIC SCANS
   ======================================== */

.command-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.command-card {
    background: var(--secondary);
    padding: 30px;
    border-radius: 15px;
    transition: transform 0.3s;
}

.command-card:hover {
    transform: translateY(-5px);
}

.command-header {
    font-weight: 600;
    color: var(--white);
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.command-code {
    background: var(--primary);
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 15px;
}

.command-code code {
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    font-size: 0.95rem;
}

.command-desc {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ========================================
   SLIDE 16: SCAN TYPES
   ======================================== */

.scan-type-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.scan-card {
    background: var(--secondary);
    padding: 25px;
    border-radius: 15px;
    text-align: center;
    border-top: 4px solid var(--accent);
}

.scan-card .scan-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.scan-card h3 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.scan-card code {
    display: block;
    background: var(--primary);
    padding: 10px;
    border-radius: 8px;
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    font-size: 0.8rem;
    margin-bottom: 15px;
}

.scan-card p {
    color: var(--text-light);
    font-size: 0.85rem;
    margin-bottom: 15px;
}

.scan-badge {
    display: inline-block;
    background: rgba(100, 255, 218, 0.1);
    color: var(--accent);
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.75rem;
}

/* ========================================
   SLIDE 17: PORT OPTIONS
   ======================================== */

.port-options-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.port-option {
    display: flex;
    align-items: center;
    gap: 25px;
    background: var(--secondary);
    padding: 25px 30px;
    border-radius: 15px;
    transition: transform 0.3s;
}

.port-option:hover {
    transform: translateX(10px);
}

.port-option.highlight {
    border: 1px solid var(--accent);
    background: rgba(100, 255, 218, 0.05);
}

.option-code {
    flex: 1;
}

.option-code code {
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    font-size: 1rem;
}

.option-desc {
    color: var(--text-light);
    font-size: 0.95rem;
}

.port-tip {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(100, 255, 218, 0.1);
    padding: 20px 30px;
    border-radius: 15px;
}

.tip-icon {
    font-size: 1.5rem;
}

.port-tip code {
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    background: var(--primary);
    padding: 3px 8px;
    border-radius: 5px;
}

/* ========================================
   SLIDE 18: DETECTION
   ======================================== */

.detection-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.detection-card {
    background: var(--secondary);
    padding: 35px;
    border-radius: 20px;
    text-align: center;
}

.detect-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.detection-card h3 {
    color: var(--white);
    margin-bottom: 20px;
}

.detect-code {
    background: var(--primary);
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
}

.detect-code code {
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    font-size: 0.95rem;
}

.detect-example {
    text-align: left;
}

.detect-example p {
    color: var(--text-light);
    margin-bottom: 10px;
}

.detect-example ul {
    list-style: none;
}

.detect-example li {
    padding: 5px 0;
    color: var(--text);
    font-size: 0.9rem;
}

.detect-example li::before {
    content: "•";
    color: var(--accent);
    margin-right: 10px;
}

/* ========================================
   SLIDE 19: NSE
   ======================================== */

.nse-intro {
    text-align: center;
    margin-bottom: 40px;
    font-size: 1.2rem;
}

.nse-commands {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.nse-command {
    flex: 1;
    background: var(--secondary);
    padding: 25px;
    border-radius: 15px;
    text-align: center;
}

.nse-command code {
    display: block;
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    font-size: 1rem;
    margin-bottom: 10px;
}

.nse-command span {
    color: var(--text-light);
    font-size: 0.9rem;
}

.nse-categories h3 {
    text-align: center;
    color: var(--white);
    margin-bottom: 25px;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 15px;
}

.category {
    background: var(--secondary);
    padding: 20px;
    border-radius: 12px;
    text-align: center;
}

.cat-name {
    display: block;
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 8px;
}

.cat-desc {
    color: var(--text-light);
    font-size: 0.85rem;
}

/* ========================================
   SLIDE 20: EVASION
   ======================================== */

.evasion-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-bottom: 40px;
}

.evasion-card {
    background: var(--secondary);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
}

.evasion-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.evasion-card h3 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.evasion-card code {
    display: block;
    background: var(--primary);
    padding: 12px;
    border-radius: 8px;
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    font-size: 0.85rem;
    margin-bottom: 15px;
}

.evasion-card p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Evasion Tooltip - Fixed at bottom center */
.evasion-tooltip {
    min-width: 350px;
    max-width: 400px;
    position: fixed !important;
    bottom: 95px !important;
    left: 50% !important;
    top: auto !important;
    right: auto !important;
    transform: translateX(-50%) translateY(20px) !important;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.evasion-tooltip::before,
.evasion-tooltip::after {
    display: none !important;
}

.evasion-card:hover .evasion-tooltip {
    transform: translateX(-50%) translateY(0) !important;
    opacity: 1;
    visibility: visible;
}

.fragment-animation, .decoy-animation, .mac-animation, .timing-animation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    font-size: 1.2rem;
}

.full-packet {
    font-size: 2rem;
    animation: shrink 2s ease-in-out infinite;
}

@keyframes shrink {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(0.8); opacity: 0.5; }
}

.fragments {
    animation: scatter 2s ease-in-out infinite;
    letter-spacing: 5px;
}

@keyframes scatter {
    0%, 100% { letter-spacing: 5px; }
    50% { letter-spacing: 15px; }
}

.decoy-animation .real-ip {
    color: var(--accent);
    font-size: 1rem;
}

.decoy-animation .decoys {
    animation: decoyMove 2s ease-in-out infinite;
}

@keyframes decoyMove {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; transform: scale(1.1); }
}

.mac-animation .real-mac {
    font-family: 'Fira Code', monospace;
    font-size: 0.8rem;
    color: var(--danger);
}

.mac-animation .fake-mac {
    font-family: 'Fira Code', monospace;
    font-size: 0.8rem;
    color: var(--success);
    animation: macFlicker 1s ease-in-out infinite;
}

@keyframes macFlicker {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.timing-animation .fast {
    animation: fastPulse 0.3s ease-in-out infinite;
}

.timing-animation .slow {
    animation: slowPulse 3s ease-in-out infinite;
}

@keyframes fastPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes slowPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

.evasion-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--primary);
    padding: 12px;
    border-radius: 10px;
    font-size: 0.8rem;
    margin-top: 10px;
}

.evasion-flow span {
    color: var(--accent);
}

/* Evasion card hover - no transform to allow fixed tooltip positioning */
.evasion-card:hover {
    box-shadow: 0 15px 40px rgba(100, 255, 218, 0.2);
    border-color: var(--accent);
}

.evasion-card:hover .evasion-icon {
    animation: iconBounce 0.5s ease;
}

.timing-scale {
    background: var(--secondary);
    padding: 30px;
    border-radius: 20px;
}

.timing-scale h4 {
    text-align: center;
    color: var(--white);
    margin-bottom: 25px;
}

.timing-bar {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
}

.timing {
    flex: 1;
    text-align: center;
    padding: 15px;
    font-size: 0.9rem;
    font-weight: 600;
}

.t0 { background: #22c55e; color: var(--primary); }
.t1 { background: #84cc16; color: var(--primary); }
.t2 { background: #eab308; color: var(--primary); }
.t3 { background: #f97316; color: var(--primary); }
.t4 { background: #ef4444; color: var(--white); }
.t5 { background: #dc2626; color: var(--white); }

.timing-labels {
    display: flex;
    justify-content: space-between;
    color: var(--text-light);
    padding: 0 10px;
}

/* ========================================
   SLIDE 21: OUTPUT
   ======================================== */

.output-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.output-card {
    background: var(--secondary);
    padding: 35px;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s;
}

.output-card:hover {
    transform: translateY(-5px);
}

.output-card.highlight {
    border: 2px solid var(--accent);
}

.output-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.output-card h3 {
    color: var(--white);
    margin-bottom: 20px;
}

.output-card code {
    display: block;
    background: var(--primary);
    padding: 15px;
    border-radius: 10px;
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.output-card p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ========================================
   SLIDE 22: CHEATSHEET
   ======================================== */

.cheat-columns {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.cheat-section {
    background: var(--secondary);
    padding: 25px;
    border-radius: 15px;
}

.cheat-section h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.cheat-item {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.9rem;
}

.cheat-item code {
    font-family: 'Fira Code', monospace;
    color: var(--accent);
}

/* ========================================
   SLIDE 23: LEGAL
   ======================================== */

.warning-box {
    background: rgba(255, 107, 107, 0.1);
    border: 2px solid var(--danger);
    padding: 50px;
    border-radius: 20px;
    text-align: center;
    margin-bottom: 40px;
}

.warning-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.warning-box h3 {
    color: var(--danger);
    font-size: 2rem;
    margin-bottom: 20px;
}

.warning-text {
    font-size: 1.3rem;
    color: var(--text);
    margin-bottom: 15px;
}

.warning-sub {
    color: var(--text-light);
    font-size: 1.1rem;
}

.illegal {
    color: var(--danger);
    font-weight: 700;
}

.legal-tips {
    display: flex;
    gap: 40px;
    justify-content: center;
}

.tip-card {
    flex: 1;
    max-width: 400px;
    padding: 35px;
    border-radius: 20px;
}

.tip-card.safe {
    background: rgba(74, 222, 128, 0.1);
    border: 1px solid var(--success);
}

.tip-card.danger {
    background: rgba(255, 107, 107, 0.1);
    border: 1px solid var(--danger);
}

.tip-emoji {
    font-size: 2.5rem;
    display: block;
    text-align: center;
    margin-bottom: 15px;
}

.tip-card h4 {
    text-align: center;
    margin-bottom: 20px;
    color: var(--white);
}

.tip-card ul {
    list-style: none;
}

.tip-card li {
    padding: 8px 0;
    color: var(--text);
}

/* ========================================
   SLIDE 24: PRACTICE
   ======================================== */

.practice-target {
    text-align: center;
    margin-bottom: 50px;
}

.practice-target h3 {
    color: var(--white);
    margin-bottom: 20px;
}

.target-url {
    font-family: 'Fira Code', monospace;
    font-size: 2.5rem;
    color: var(--accent);
    background: var(--secondary);
    padding: 25px 60px;
    border-radius: 15px;
    display: inline-block;
    margin-bottom: 15px;
}

.practice-target p {
    color: var(--text-light);
}

.practice-commands {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 700px;
    margin: 0 auto;
}

.practice-cmd {
    display: flex;
    align-items: center;
    gap: 25px;
    background: var(--secondary);
    padding: 25px 35px;
    border-radius: 15px;
}

.level {
    font-weight: 600;
    min-width: 150px;
}

.practice-cmd code {
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    font-size: 1.1rem;
}

.practice-cmd.beginner { border-left: 4px solid var(--success); }
.practice-cmd.intermediate { border-left: 4px solid var(--warning); }
.practice-cmd.advanced { border-left: 4px solid var(--danger); }

/* ========================================
   SLIDE 25: THANK YOU
   ======================================== */

.slide-thanks {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.thanks-content {
    z-index: 1;
}

.slide-thanks h1 {
    font-size: 5rem;
    color: var(--white);
    margin-bottom: 20px;
}

.divider {
    width: 150px;
    height: 4px;
    background: var(--gradient-3);
    margin: 0 auto 30px;
    border-radius: 2px;
}

.questions {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 40px;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 50px;
}

.resource {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--secondary);
    padding: 15px 30px;
    border-radius: 30px;
}

.resource span:first-child {
    font-size: 1.5rem;
}

.resource span:last-child {
    font-family: 'Fira Code', monospace;
    color: var(--accent);
}

.final-quote {
    background: rgba(100, 255, 218, 0.1);
    padding: 25px 50px;
    border-radius: 15px;
    display: inline-block;
}

.final-quote p {
    font-size: 1.3rem;
    font-style: italic;
    color: var(--text);
}

/* ========================================
   NAVIGATION
   ======================================== */

.nav-controls {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--secondary);
    padding: 15px 30px;
    border-radius: 50px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    z-index: 1000;
}

.nav-controls button {
    background: var(--accent);
    color: var(--primary);
    border: none;
    padding: 12px 25px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    transition: transform 0.2s, background 0.2s;
}

.nav-controls button:hover {
    transform: scale(1.05);
    background: var(--white);
}

#slideCounter {
    font-weight: 600;
    color: var(--text);
    min-width: 70px;
    text-align: center;
}

.print-btn {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--accent);
    color: var(--primary);
    border: none;
    padding: 12px 25px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    z-index: 1000;
    transition: transform 0.2s;
}

.print-btn:hover {
    transform: scale(1.05);
}

/* ========================================
   PRINT STYLES
   ======================================== */

@media print {
    .slide {
        display: flex !important;
        page-break-after: always;
        page-break-inside: avoid;
        height: 100vh;
        width: 100vw;
    }

    .nav-controls,
    .print-btn {
        display: none !important;
    }

    body {
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}

/* ========================================
   RESPONSIVE
   ======================================== */

/* ========================================
   HOVER TOOLTIPS & ANIMATIONS
   ======================================== */

.hover-explainer {
    position: relative;
    cursor: pointer;
}

.hover-tooltip {
    position: absolute;
    bottom: calc(100% + 15px);
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: linear-gradient(135deg, #1a2744 0%, #0d1b2a 100%);
    border: 2px solid var(--accent);
    border-radius: 20px;
    padding: 25px;
    min-width: 320px;
    max-width: 400px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 1000;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 30px rgba(100, 255, 218, 0.2);
    pointer-events: none;
}

.hover-tooltip::before {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    border-width: 12px;
    border-style: solid;
    border-color: var(--accent) transparent transparent transparent;
}

.hover-tooltip::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    border-width: 8px;
    border-style: solid;
    border-color: #1a2744 transparent transparent transparent;
}

.hover-explainer:hover .hover-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.hover-tooltip h4 {
    color: var(--accent);
    font-size: 1.1rem;
    margin-bottom: 12px;
    text-align: center;
}

.hover-tooltip p {
    color: var(--text);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 10px;
}

/* Tooltip Illustrations */
.tooltip-illustration {
    background: var(--primary);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 15px;
    text-align: center;
}

/* Network Animations */
.lan-animation, .wan-animation, .man-animation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1.5rem;
}

.lan-animation .device,
.lan-animation .router {
    animation: pulse 1.5s ease-in-out infinite;
}

.lan-animation .connection {
    color: var(--accent);
    animation: dataFlow 1s linear infinite;
}

.wan-animation .globe-connect {
    animation: spin 4s linear infinite;
}

.man-animation .fiber {
    color: var(--accent);
    animation: wave 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

@keyframes dataFlow {
    0% { opacity: 0.3; }
    50% { opacity: 1; }
    100% { opacity: 0.3; }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes wave {
    0%, 100% { transform: scaleX(1); }
    50% { transform: scaleX(1.2); }
}

.tooltip-example {
    background: rgba(100, 255, 218, 0.1);
    color: var(--accent);
    padding: 10px 15px;
    border-radius: 10px;
    font-size: 0.85rem;
    text-align: center;
    margin-top: 10px;
}

/* Network card tooltip - Fixed center */
.network-card .hover-tooltip {
    position: fixed;
    bottom: 100px;
    left: 50%;
    top: auto;
    min-width: 350px;
    transform: translateX(-50%) translateY(20px);
}

.network-card .hover-tooltip::before,
.network-card .hover-tooltip::after {
    display: none;
}

.network-card:hover .hover-tooltip {
    transform: translateX(-50%) translateY(0);
}

/* Port Tooltip Styles - Fixed at bottom center area */
.port-tooltip {
    min-width: 400px;
    max-width: 450px;
    /* Fixed position at bottom blank area */
    position: fixed !important;
    top: auto !important;
    bottom: 85px !important;
    left: 50% !important;
    transform: translateX(-50%) translateY(20px) !important;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 9999;
}

.port-tooltip::before,
.port-tooltip::after {
    display: none !important;
}

.port-card:hover .port-tooltip {
    transform: translateX(-50%) translateY(0) !important;
    opacity: 1;
    visibility: visible;
}

.ftp-animation, .ssh-animation, .telnet-animation,
.smtp-animation, .dns-animation, .http-animation,
.pop-animation, .https-animation, .mysql-animation,
.rdp-animation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 1.3rem;
}

.arrow-animate {
    animation: moveRight 1.5s ease-in-out infinite;
}

@keyframes moveRight {
    0%, 100% { transform: translateX(0); opacity: 0.5; }
    50% { transform: translateX(5px); opacity: 1; }
}

.encrypted {
    color: var(--success);
    animation: lockPulse 1.5s ease-in-out infinite;
}

@keyframes lockPulse {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 1; text-shadow: 0 0 10px var(--success); }
}

.plain-text {
    color: var(--danger);
    animation: warning 1s ease-in-out infinite;
}

@keyframes warning {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.how-works {
    background: rgba(100, 255, 218, 0.05);
    padding: 10px;
    border-radius: 8px;
    border-left: 3px solid var(--accent);
    font-size: 0.85rem;
}

.tooltip-warning {
    background: rgba(255, 107, 107, 0.15);
    color: var(--danger);
    padding: 10px 15px;
    border-radius: 10px;
    font-size: 0.85rem;
    text-align: center;
    margin-top: 10px;
}

.tooltip-safe {
    background: rgba(74, 222, 128, 0.15);
    color: var(--success);
    padding: 10px 15px;
    border-radius: 10px;
    font-size: 0.85rem;
    text-align: center;
    margin-top: 10px;
}

/* OSI Tooltip - Fixed on the right side */
.osi-tooltip {
    min-width: 350px;
    max-width: 400px;
    position: fixed;
    top: 50%;
    right: 5%;
    bottom: auto;
    left: auto;
    transform: translateY(-50%) translateX(20px);
    z-index: 1000;
}

.osi-tooltip::before,
.osi-tooltip::after {
    display: none;
}

.osi-layer:hover .osi-tooltip {
    transform: translateY(-50%) translateX(0);
}

.osi-icon-large {
    font-size: 3rem;
    margin-bottom: 10px;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.osi-example {
    background: var(--primary);
    padding: 12px;
    border-radius: 10px;
    font-size: 0.85rem;
    color: var(--text-light);
    text-align: center;
    margin-top: 10px;
}

/* Scan Tooltip - Fixed at bottom center */
.scan-tooltip {
    min-width: 380px;
    max-width: 420px;
    position: fixed !important;
    bottom: 95px !important;
    left: 50% !important;
    top: auto !important;
    right: auto !important;
    transform: translateX(-50%) translateY(20px) !important;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.scan-tooltip::before,
.scan-tooltip::after {
    display: none !important;
}

.scan-card:hover .scan-tooltip {
    transform: translateX(-50%) translateY(0) !important;
    opacity: 1;
    visibility: visible;
}

.scan-animation {
    background: var(--primary);
    border-radius: 12px;
    padding: 15px;
    margin-bottom: 15px;
}

.scan-step {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    background: rgba(100, 255, 218, 0.05);
    border-radius: 8px;
    margin: 5px 0;
    font-size: 0.85rem;
    color: var(--text);
}

.step-num {
    background: var(--accent);
    color: var(--primary);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.8rem;
}

.scan-arrow {
    text-align: center;
    color: var(--accent);
    font-size: 1.2rem;
    animation: arrowPulse 1s ease-in-out infinite;
}

@keyframes arrowPulse {
    0%, 100% { opacity: 0.5; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(3px); }
}

.scan-why {
    background: rgba(100, 255, 218, 0.1);
    padding: 12px;
    border-radius: 10px;
    font-size: 0.85rem;
    margin-bottom: 15px;
}

.scan-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    background: var(--primary);
    padding: 15px;
    border-radius: 10px;
    font-size: 1.3rem;
}

.packet-flow {
    font-size: 0.8rem;
    font-family: 'Fira Code', monospace;
    color: var(--accent);
    animation: flowAnimation 2s ease-in-out infinite;
}

@keyframes flowAnimation {
    0% { opacity: 0.5; letter-spacing: 0px; }
    50% { opacity: 1; letter-spacing: 2px; }
    100% { opacity: 0.5; letter-spacing: 0px; }
}

/* Position adjustments - all port tooltips at bottom center */
.port-card .hover-tooltip {
    position: fixed !important;
    top: auto !important;
    bottom: 95px !important;
    left: 50% !important;
    right: auto !important;
    transform: translateX(-50%) translateY(20px) !important;
    min-width: 400px;
    max-width: 450px;
    z-index: 9999;
}

.port-card:hover .hover-tooltip {
    transform: translateX(-50%) translateY(0) !important;
}

.port-card .hover-tooltip::before,
.port-card .hover-tooltip::after {
    display: none !important;
}

/* Scan card tooltip position */
.scan-card .hover-tooltip {
    bottom: calc(100% + 10px);
}

.scan-card:first-child .hover-tooltip {
    left: 0;
    transform: translateX(0) translateY(10px);
}

.scan-card:first-child:hover .hover-tooltip {
    transform: translateX(0) translateY(0);
}

.scan-card:first-child .hover-tooltip::before,
.scan-card:first-child .hover-tooltip::after {
    left: 40px;
}

.scan-card:last-child .hover-tooltip {
    left: auto;
    right: 0;
    transform: translateX(0) translateY(10px);
}

.scan-card:last-child:hover .hover-tooltip {
    transform: translateX(0) translateY(0);
}

.scan-card:last-child .hover-tooltip::before,
.scan-card:last-child .hover-tooltip::after {
    left: auto;
    right: 40px;
}

/* Network card hover enhancements */
.network-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(100, 255, 218, 0.2);
}

.network-card:hover .card-icon {
    animation: iconBounce 0.5s ease;
}

@keyframes iconBounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

/* Port card hover effects */
.port-card:hover {
    /* transform removed to fix tooltip positioning */
    box-shadow: 0 15px 40px rgba(100, 255, 218, 0.25);
    border-color: var(--accent);
}

.port-card:hover .port-number {
    animation: numberPop 0.3s ease;
}

@keyframes numberPop {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* OSI layer hover */
.osi-layer:hover {
    transform: scale(1.03);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Scan card hover - no transform to allow fixed tooltip positioning */
.scan-card:hover {
    box-shadow: 0 15px 40px rgba(100, 255, 218, 0.2);
    border-color: var(--accent);
}

.scan-card:hover .scan-icon {
    animation: iconSpin 0.5s ease;
}

@keyframes iconSpin {
    0% { transform: rotateY(0); }
    100% { transform: rotateY(360deg); }
}

/* Hint text */
.hover-hint {
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.7rem;
    color: var(--text-light);
    opacity: 0;
    transition: opacity 0.3s;
}

.hover-explainer:hover .hover-hint {
    opacity: 0;
}

@media (max-width: 1400px) {
    .slide {
        padding: 40px 50px;
    }

    .slide-header h2 {
        font-size: 2.2rem;
    }

    .agenda-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .ports-grid {
        grid-template-columns: repeat(5, 1fr);
    }

    .scan-type-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .evasion-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .cheat-columns {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hover-tooltip {
        min-width: 260px;
        padding: 20px;
    }
}