/* ==========================================================================
   P2P2P Project - Advanced Styles
   ========================================================================== */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-gradient: linear-gradient(135deg, #CC0000 0%, #990000 100%);
    --secondary-gradient: linear-gradient(135deg, #990000 0%, #000000 100%);
    --accent-gradient: linear-gradient(135deg, #CC0000 0%, #000000 100%);
    --dark-gradient: linear-gradient(135deg, #000000 0%, #1A1A1A 100%);
    
    --text-light: rgba(255, 255, 255, 1);
    --text-dark: #FFFFFF;
    --text-muted: #CCCCCC;
    
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 20px 60px rgba(0, 0, 0, 0.4);
    --shadow-strong: 0 30px 80px rgba(204, 0, 0, 0.3);
    
    --border-radius-sm: 8px;
    --border-radius-md: 15px;
    --border-radius-lg: 20px;
    --border-radius-xl: 30px;
    
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #000000;
    min-height: 100vh;
    color: #FFFFFF;
    overflow-x: hidden;
    position: relative;
}


/* Iconos específicos que mantener */
.fas, .fab {
    font-style: normal;
    font-variant: normal;
    text-rendering: auto;
    -webkit-font-smoothing: antialiased;
}

.fa-brain::before { content: "🧠"; }
.fa-envelope::before { content: "✉️"; }
.fa-university::before { content: "🏛️"; }
.fa-calendar::before { content: "📅"; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

/* ==========================================================================
   Tab Navigation
   ========================================================================== */
.tab-navigation {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin: 30px 0;
    flex-wrap: wrap;
}

.tab-btn {
    background: rgba(0, 0, 0, 0.8);
    color: #FFFFFF;
    border: 2px solid #CC0000;
    padding: 12px 24px;
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.tab-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(204, 0, 0, 0.2);
    transition: var(--transition-medium);
}

.tab-btn:hover::before {
    left: 0;
}

.tab-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(204, 0, 0, 0.3);
}

.tab-btn.active {
    background: var(--primary-gradient);
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(204, 0, 0, 0.4);
}

.tab-btn.active::before {
    display: none;
}

/* ==========================================================================
   Tab Content - SIMPLIFICADO
   ========================================================================== */
.tab-content-container {
    position: relative;
    min-height: 600px;
}

.tab-content {
    display: none !important;
}

.tab-content.active {
    display: block !important;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   Particles Background
   ========================================================================== */
.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    pointer-events: none;
    animation: float-particle linear infinite;
}

@keyframes float-particle {
    from {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    to {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 2px solid #CC0000;
    z-index: 1000;
    transition: var(--transition-medium);
}

.nav.scrolled {
    background: rgba(0, 0, 0, 0.95);
    box-shadow: 0 4px 20px rgba(204, 0, 0, 0.3);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #CC0000;
    text-decoration: none;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    transition: var(--transition-medium);
}

.nav-logo:hover {
    color: #FF0000;
    text-shadow: 0 0 10px rgba(204, 0, 0, 0.5);
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: #FFFFFF;
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: var(--transition-medium);
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    border: 1px solid transparent;
    background: none;
    border: none;
    cursor: pointer;
}

.nav-link:hover {
    color: #CC0000;
    background: rgba(204, 0, 0, 0.1);
    border-color: #CC0000;
    transform: translateY(-2px);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: #CC0000;
    transition: var(--transition-medium);
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 80%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: white;
    margin: 3px 0;
    transition: var(--transition-medium);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding: 60px 0 40px 0;
}

.hero-content {
    position: relative;
    z-index: 3;
}

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

.logo {
    width: 216px;
    height: 216px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    animation: float 3s ease-in-out infinite;
    transition: var(--transition-medium);
}

.logo:hover {
    transform: scale(1.05);
}

.logo-image {
    width: 180px;
    height: 180px;
    object-fit: contain;
    filter: drop-shadow(4px 4px 8px rgba(0, 0, 0, 0.8));
}

.logo-text {
    font-size: 48px;
    font-weight: bold;
    color: #FFFFFF;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

.logo-glow {
    position: absolute;
    top: -30px;
    left: -30px;
    right: -30px;
    bottom: -30px;
    background: conic-gradient(from 0deg, transparent, rgba(204, 0, 0, 0.3), transparent);
    border-radius: 50%;
    animation: rotate 4s linear infinite;
    opacity: 0.6;
}

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

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

.project-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: -2px;
    position: relative;
}

.title-cursor {
    animation: blink 1s infinite;
    color: #CC0000;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.project-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 40px;
    font-weight: 300;
    opacity: 0;
    animation: fadeInUp 1s ease 0.5s forwards;
}

.typing-text {
    border-right: 2px solid #CC0000;
    animation: typing 3s steps(40, end), blink-caret 0.75s step-end infinite;
    white-space: nowrap;
    overflow: hidden;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink-caret {
    from, to { border-color: transparent; }
    50% { border-color: #CC0000; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cta-button {
    background: var(--secondary-gradient);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: var(--border-radius-xl);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-medium);
    box-shadow: var(--shadow-soft);
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: var(--transition-medium);
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.cta-button i {
    transition: var(--transition-medium);
}

.cta-button:hover i {
    transform: translateX(5px);
}

/* Sponsor Information */
.sponsor-info {
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid #CC0000;
    border-radius: var(--border-radius-md);
    padding: 15px;
    margin: 20px 0;
    text-align: center;
}

.sponsor-info p {
    margin: 0;
    color: #CCCCCC;
}

/* New Sections Styles */
.project-details, .technologies, .schedule, .documents {
    margin: 50px 0;
}

.project-description h3 {
    color: #FFFFFF;
    margin: 20px 0 10px 0;
    font-size: 1.3rem;
}

.project-description ul {
    color: #CCCCCC;
    margin: 10px 0 20px 20px;
    line-height: 1.6;
}

.tech-list {
    display: grid;
    gap: 15px;
    margin-top: 20px;
}

.tech-item {
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid #CC0000;
    border-radius: var(--border-radius-md);
    padding: 15px;
    color: #CCCCCC;
    line-height: 1.5;
}

.tech-item strong {
    color: #FFFFFF;
}

.timeline {
    margin-top: 20px;
}

.timeline-item {
    background: rgba(0, 0, 0, 0.6);
    border-left: 3px solid #CC0000;
    padding: 15px 20px;
    margin: 10px 0;
    border-radius: var(--border-radius-sm);
    color: #CCCCCC;
}

.timeline-item.completed {
    border-left-color: #00CC00;
}

.timeline-item.current {
    border-left-color: #FFCC00;
    background: rgba(255, 204, 0, 0.1);
}

.timeline-item strong {
    color: #FFFFFF;
}

.doc-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.doc-category {
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid #CCCCCC;
    border-radius: var(--border-radius-md);
    padding: 20px;
}

.doc-category h3 {
    color: #FFFFFF;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.doc-category ul {
    list-style: none;
    padding: 0;
}

.doc-category li {
    margin: 8px 0;
    color: #CCCCCC;
}

.doc-category a {
    color: #CC0000;
    text-decoration: none;
}

.doc-category a:hover {
    text-decoration: underline;
}

/* ==========================================================================
   Main Content
   ========================================================================== */
.main-content {
    background: rgba(153, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-lg);
    padding: 50px;
    margin: 40px 0;
    box-shadow: var(--shadow-medium);
    position: relative;
    border: 2px solid #FFFFFF;
}

.construction-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: 12px 24px;
    border-radius: var(--border-radius-xl);
    font-weight: 600;
    margin-bottom: 30px;
    box-shadow: var(--shadow-soft);
    position: relative;
    gap: 10px;
    animation: pulse-badge 2s ease-in-out infinite;
    border: 2px solid #FFFFFF;
}

@keyframes pulse-badge {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.construction-badge i {
    animation: spin 2s linear infinite;
}

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

.badge-glow {
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: var(--secondary-gradient);
    border-radius: var(--border-radius-xl);
    z-index: -1;
    filter: blur(10px);
    opacity: 0.5;
    animation: glow-pulse 2s ease-in-out infinite;
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.8; }
}

.welcome-message {
    font-size: 1.8rem;
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 20px;
    text-align: center;
}

.description {
    font-size: 1.1rem;
    line-height: 1.6;
    color: #CCCCCC;
    text-align: center;
    margin-bottom: 40px;
}

/* ==========================================================================
   Progress Section
   ========================================================================== */
.progress-section {
    margin: 40px 0;
}

.progress-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.progress-percentage {
    font-weight: 600;
    color: #FFFFFF;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    position: relative;
    border: 1px solid #FFFFFF;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #FFFFFF 0%, #CCCCCC 100%);
    width: 15%;
    border-radius: var(--border-radius-sm);
    animation: progress-pulse 2s ease-in-out infinite;
    position: relative;
}

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

.progress-sparkle {
    position: absolute;
    top: 0;
    left: 15%;
    width: 20px;
    height: 8px;
    background: rgba(0, 0, 0, 0.8);
    border-radius: var(--border-radius-sm);
    animation: sparkle 1.5s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { opacity: 0; transform: translateX(-10px); }
    50% { opacity: 1; transform: translateX(10px); }
}

/* ==========================================================================
   Features Preview
   ========================================================================== */
.features-preview {
    margin: 50px 0;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.section-title i {
    margin-right: 10px;
    color: #FFFFFF;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.feature-card {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-md);
    padding: 30px;
    text-align: center;
    transition: var(--transition-medium);
    border: 2px solid #FFFFFF;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: var(--transition-slow);
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #990000 0%, #660000 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 24px;
    transition: var(--transition-medium);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(360deg);
}

.feature-card h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: #FFFFFF;
}

.feature-card p {
    color: #CCCCCC;
    line-height: 1.5;
}

/* ==========================================================================
   Team Section
   ========================================================================== */
.team-section {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-md);
    padding: 50px;
    margin: 50px 0;
    border: 2px solid #CC0000;
    position: relative;
}

.team-section .section-title {
    margin-bottom: 40px;
    color: var(--text-light);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.supervisor-team {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
}

.team-member {
    background: rgba(26, 26, 26, 0.9);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-md);
    padding: 30px;
    text-align: center;
    transition: var(--transition-medium);
    border: 1px solid #CC0000;
    position: relative;
    overflow: hidden;
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
}

.member-avatar {
    width: 80px;
    height: 80px;
    background: var(--primary-gradient);
    border-radius: 50%;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 28px;
    font-weight: bold;
    position: relative;
    transition: var(--transition-medium);
}

.member-avatar span {
    z-index: 2;
    position: relative;
}

.member-photo {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    z-index: 2;
    position: relative;
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-medium);
}

.team-member:hover .member-photo {
    border-color: rgba(255, 255, 255, 0.6);
    transform: scale(1.05);
}

.avatar-ring {
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border: 2px solid transparent;
    border-radius: 50%;
    background: conic-gradient(from 0deg, transparent, #CC0000, transparent);
    animation: rotate 3s linear infinite;
    opacity: 0;
    transition: var(--transition-medium);
}

.team-member:hover .avatar-ring {
    opacity: 1;
}

.team-member:hover .member-avatar {
    transform: scale(1.1);
}

.member-info {
    text-align: left;
}

.member-name {
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.member-role {
    color: #CCCCCC;
    margin-bottom: 15px;
    font-style: italic;
}

.member-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.skill {
    background: var(--accent-gradient);
    color: white;
    padding: 5px 12px;
    border-radius: var(--border-radius-xl);
    font-size: 0.8rem;
    font-weight: 500;
    transition: var(--transition-medium);
}

.skill:hover {
    transform: scale(1.05);
}

.member-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 15px;
}

.member-linkedin,
.member-email {
    width: 35px;
    height: 35px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    font-size: 16px;
    transition: var(--transition-medium);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.member-linkedin:hover,
.member-email:hover {
    transform: translateY(-3px) scale(1.1);
    box-shadow: 0 8px 25px rgba(204, 0, 0, 0.4);
}

/* ==========================================================================
   Contact Section (Updated for Tab)
   ========================================================================== */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.contact-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: var(--transition-medium);
    padding: 20px;
    border-radius: var(--border-radius-md);
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid #CC0000;
}

.contact-item:hover {
    transform: translateY(-5px);
    background: rgba(0, 0, 0, 0.8);
    box-shadow: var(--shadow-medium);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    font-size: 1.2rem;
    color: white;
    transition: var(--transition-medium);
}

.contact-item:hover .contact-icon {
    transform: scale(1.1);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.contact-label {
    font-size: 0.9rem;
    opacity: 0.8;
    font-weight: 500;
    color: #CCCCCC;
}

.contact-value {
    font-weight: 600;
    color: #FFFFFF;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.social-link {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: var(--transition-medium);
    font-size: 1.1rem;
    padding: 15px 25px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    gap: 10px;
    font-weight: 600;
}

.social-link i {
    font-size: 1.3rem;
}

.social-link:hover {
    transform: translateY(-3px);
    background: rgba(0, 0, 0, 0.8);
    border-color: #FFFFFF;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
    color: #FFFFFF;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    text-align: center;
    padding: 60px 0 40px;
    position: relative;
}

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

.footer-content p {
    color: var(--text-light);
    margin-bottom: 5px;
}

.footer-tagline {
    font-style: italic;
    opacity: 0.8;
}

.footer-wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: url("data:image/svg+xml,%3Csvg width='100' height='20' viewBox='0 0 100 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M21.184 20c.357-.13.72-.264 1.088-.402l1.768-.661C33.64 15.347 39.647 14 50 14c10.271 0 15.362 1.222 24.629 4.928.955.383 1.944.79 2.965 1.218.383.16.692.327.855.479l.088.082.025.028.008.008-.001.001-.013-.019c-.012-.019-.022-.035-.032-.051L80 20H21.184z' fill='rgba(255,255,255,0.1)' fill-rule='evenodd'/%3E%3C/svg%3E") repeat-x;
    animation: wave 10s ease-in-out infinite;
}

@keyframes wave {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(-50px); }
}

/* ==========================================================================
   Mobile Responsive
   ========================================================================== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(0, 0, 0, 0.95);
        width: 100%;
        text-align: center;
        transition: var(--transition-medium);
        box-shadow: 0 4px 20px rgba(204, 0, 0, 0.3);
        backdrop-filter: blur(20px);
        padding: 20px 0;
        border-bottom: 2px solid #CC0000;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu .nav-link {
        color: #FFFFFF;
        margin: 10px 0;
        display: block;
        width: 80%;
        margin-left: auto;
        margin-right: auto;
    }

    .nav-menu .nav-link:hover {
        background: rgba(204, 0, 0, 0.2);
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .project-title {
        font-size: 2.5rem;
    }

    .hero {
        padding: 80px 0 40px;
    }

    .main-content {
        padding: 30px 20px;
        margin: 20px 10px;
    }

    .team-section {
        padding: 30px 20px;
    }

    .contact-info {
        grid-template-columns: 1fr;
        gap: 20px;
    }

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

    .team-grid {
        grid-template-columns: 1fr;
    }
    
    .tab-navigation {
        gap: 5px;
    }
    
    .tab-btn {
        padding: 8px 16px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .project-title {
        font-size: 2rem;
    }

    .logo {
        width: 150px;
        height: 150px;
    }

    .logo-image {
        width: 130px;
        height: 130px;
    }

    .logo-text {
        font-size: 36px;
    }

    .member-skills {
        justify-content: center;
    }
    
    .tab-navigation {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-btn {
        width: 200px;
        text-align: center;
    }
}