/*
 * Xena Aerospace Systems - Complete Stylesheet
 * Professional Version for Investors & Stakeholders
 * Optimized for all devices - Mobile First Design
 */

/* ======== CSS Variables & Resets ======== */
:root {
    --xena-steel: #1C1F26;
    --turbine-grey: #2E333D;
    --afterburner-orange: #E97630;
    --titanium-mist: #E0E3E7;
    --ceramic-fade: #ADB5BD;
    --vector-blue: #4682B4;
    --header-height: 90px;
    --accent-blue: #00D4FF;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--xena-steel);
    color: var(--titanium-mist);
    overflow-x: hidden;
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* ======== Typography ======== */
h1, h2, h3, h4 {
    font-family: 'Rajdhani', sans-serif;
    font-weight: 700;
    color: var(--ceramic-fade);
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 8vw, 5rem); }
h2 { font-size: clamp(1.8rem, 5vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 4vw, 1.75rem); }
h4 { font-size: clamp(1rem, 3vw, 1.25rem); }

p { 
    color: var(--ceramic-fade); 
    line-height: 1.7; 
    font-size: clamp(0.9rem, 2.5vw, 1.1rem);
}

a { 
    color: var(--afterburner-orange); 
    text-decoration: none; 
    transition: color 0.3s ease; 
}

a:hover { color: var(--titanium-mist); }

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
    padding-bottom: 1rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--afterburner-orange);
}

/* ======== Logo Styles ======== */
.logo-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-svg, .logo-svg-doc {
    width: clamp(35px, 8vw, 65px);
    height: clamp(35px, 8vw, 65px);
    filter: brightness(1.1);
}

.logo-text {
    font-family: 'Rajdhani', sans-serif;
    font-size: clamp(1rem, 4vw, 1.8rem);
    color: var(--vector-blue);
    font-weight: 700;
    margin-left: 0.5rem;
}

/* ======== Header ======== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(28, 31, 38, 0.95);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--turbine-grey);
    transition: all 0.3s ease;
}

.main-header.scrolled {
    background-color: rgba(28, 31, 38, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.main-header nav {
    height: var(--header-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-links {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: var(--ceramic-fade);
    font-weight: 600;
    position: relative;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--afterburner-orange);
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: var(--titanium-mist);
    transform: translateY(-1px);
}

.nav-links a:hover::after {
    width: 100%;
}

.cta-button-nav {
    background-color: transparent;
    border: 1px solid var(--afterburner-orange);
    color: var(--afterburner-orange);
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.cta-button-nav:hover {
    background-color: var(--afterburner-orange);
    color: var(--xena-steel);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(233, 118, 48, 0.3);
}

.demo-link {
    background: linear-gradient(135deg, var(--vector-blue), var(--afterburner-orange));
    color: var(--xena-steel) !important;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    font-weight: 700;
    transition: all 0.3s ease;
    text-transform: uppercase;
    font-size: 0.85rem;
}

.demo-link:hover {
    color: var(--xena-steel) !important;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(70, 130, 180, 0.4);
}

.demo-link:hover::after {
    display: none;
}

/* ======== Mobile Navigation ======== */
.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--titanium-mist);
    cursor: pointer;
    z-index: 1003; /* Z-index normal, el botón flotante maneja el z-index alto */
    position: relative;
    padding: 12px;
    border-radius: 8px;
    transition: all 0.3s ease;
    width: 48px;
    height: 48px;
    align-items: center;
    justify-content: center;
}

.mobile-nav-toggle:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: scale(1.05);
}

.mobile-nav-toggle:focus {
    outline: 2px solid var(--afterburner-orange);
    outline-offset: 2px;
}

/* ======== Floating Close Button (Discreto y sutil) ======== */
.floating-close-btn {
    position: fixed !important;
    top: 20px !important;
    right: 20px !important;
    z-index: 999999 !important;
    background-color: rgba(28, 31, 38, 0.9) !important;
    backdrop-filter: blur(10px) !important;
    -webkit-backdrop-filter: blur(10px) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3) !important;
    border-radius: 8px !important;
    padding: 12px !important;
    width: 48px !important;
    height: 48px !important;
    cursor: pointer !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: all 0.3s ease !important;
}

.floating-close-btn:hover {
    background-color: rgba(255, 255, 255, 0.1) !important;
    transform: scale(1.05) !important;
}

/* Aplicar los mismos estilos de hamburger al botón flotante */
.floating-close-btn .hamburger-icon {
    width: 24px;
    height: 18px;
    position: relative;
    cursor: pointer;
}

.floating-close-btn .hamburger-line {
    position: absolute;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--titanium-mist);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    transform-origin: center center;
}

.floating-close-btn .hamburger-line:nth-child(1) {
    top: 0;
}

.floating-close-btn .hamburger-line:nth-child(2) {
    top: 7.5px;
}

.floating-close-btn .hamburger-line:nth-child(3) {
    top: 15px;
}

/* Transform to X when open (discreto, sin tanto naranja) */
.floating-close-btn.open .hamburger-line:nth-child(1) {
    top: 7.5px;
    transform: rotate(45deg);
    background-color: var(--titanium-mist);
}

.floating-close-btn.open .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.floating-close-btn.open .hamburger-line:nth-child(3) {
    top: 7.5px;
    transform: rotate(-45deg);
    background-color: var(--titanium-mist);
}

/* Animación de hélice más sutil para el botón flotante */
.floating-close-btn.closing .hamburger-line:nth-child(1) {
    animation: propellerSpinSubtle 1.5s ease-out forwards;
}

.floating-close-btn.closing .hamburger-line:nth-child(2) {
    opacity: 1;
    transform: scaleX(1);
    background-color: var(--titanium-mist);
    transition-delay: 1.2s;
}

.floating-close-btn.closing .hamburger-line:nth-child(3) {
    animation: propellerSpinReverseSubtle 1.5s ease-out forwards;
}

/* Animaciones más sutiles */
@keyframes propellerSpinSubtle {
    0% {
        top: 7.5px;
        transform: rotate(45deg);
        background-color: var(--titanium-mist);
    }
    25% {
        transform: rotate(225deg);
        background-color: var(--vector-blue);
    }
    50% {
        transform: rotate(405deg);
        background-color: var(--titanium-mist);
    }
    75% {
        transform: rotate(585deg);
        background-color: var(--vector-blue);
    }
    100% {
        top: 0;
        transform: rotate(720deg);
        background-color: var(--titanium-mist);
    }
}

@keyframes propellerSpinReverseSubtle {
    0% {
        top: 7.5px;
        transform: rotate(-45deg);
        background-color: var(--titanium-mist);
    }
    25% {
        transform: rotate(-225deg);
        background-color: var(--vector-blue);
    }
    50% {
        transform: rotate(-405deg);
        background-color: var(--titanium-mist);
    }
    75% {
        transform: rotate(-585deg);
        background-color: var(--vector-blue);
    }
    100% {
        top: 15px;
        transform: rotate(-720deg);
        background-color: var(--titanium-mist);
    }
}

/* Efecto sutil para el botón flotante */
.floating-close-btn.closing {
    animation: buttonShakeSubtle 1,5s ease-out;
}

@keyframes buttonShakeSubtle {
    0%, 100% { transform: scale(1); }
    25% { transform: scale(1.02); }
    50% { transform: scale(1.01); }
    75% { transform: scale(1.02); }
}

/* Custom Hamburger Icon */
.hamburger-icon {
    width: 24px;
    height: 18px;
    position: relative;
    cursor: pointer;
}

.hamburger-line {
    position: absolute;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--titanium-mist);
    border-radius: 2px;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    transform-origin: center center;
}

.hamburger-line:nth-child(1) {
    top: 0;
}

.hamburger-line:nth-child(2) {
    top: 7.5px;
}

.hamburger-line:nth-child(3) {
    top: 15px;
}

/* Transform to X when open (más discreto) */
.mobile-nav-toggle.open .hamburger-line:nth-child(1) {
    top: 7.5px;
    transform: rotate(45deg);
    background-color: var(--titanium-mist);
}

.mobile-nav-toggle.open .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.mobile-nav-toggle.open .hamburger-line:nth-child(3) {
    top: 7.5px;
    transform: rotate(-45deg);
    background-color: var(--titanium-mist);
}

/* Hélice/Propeller animation when closing (más sutil) */
.mobile-nav-toggle.closing .hamburger-line:nth-child(1) {
    animation: propellerSpinSubtle 1.5s ease-out forwards;
}

.mobile-nav-toggle.closing .hamburger-line:nth-child(2) {
    opacity: 1;
    transform: scaleX(1);
    background-color: var(--titanium-mist);
    transition-delay: 1.2s;
}

.mobile-nav-toggle.closing .hamburger-line:nth-child(3) {
    animation: propellerSpinReverseSubtle 1.5s ease-out forwards;
}

@keyframes propellerSpin {
    0% {
        top: 7.5px;
        transform: rotate(45deg);
        filter: blur(0px);
        background-color: var(--afterburner-orange);
    }
    15% {
        transform: rotate(225deg);
        filter: blur(1px);
        background-color: var(--afterburner-orange);
    }
    30% {
        transform: rotate(405deg);
        filter: blur(2px);
        background-color: var(--accent-blue);
    }
    45% {
        transform: rotate(585deg);
        filter: blur(1.5px);
        background-color: var(--afterburner-orange);
    }
    60% {
        transform: rotate(720deg);
        filter: blur(1px);
        background-color: var(--accent-blue);
    }
    80% {
        transform: rotate(360deg);
        filter: blur(0.5px);
        background-color: var(--titanium-mist);
    }
    100% {
        top: 0;
        transform: rotate(0deg);
        filter: blur(0px);
        background-color: var(--titanium-mist);
        box-shadow: none;
    }
}

@keyframes propellerSpinReverse {
    0% {
        top: 7.5px;
        transform: rotate(-45deg);
        filter: blur(0px);
        background-color: var(--afterburner-orange);
    }
    15% {
        transform: rotate(-225deg);
        filter: blur(1px);
        background-color: var(--afterburner-orange);
    }
    30% {
        transform: rotate(-405deg);
        filter: blur(2px);
        background-color: var(--accent-blue);
    }
    45% {
        transform: rotate(-585deg);
        filter: blur(1.5px);
        background-color: var(--afterburner-orange);
    }
    60% {
        transform: rotate(-720deg);
        filter: blur(1px);
        background-color: var(--accent-blue);
    }
    80% {
        transform: rotate(-360deg);
        filter: blur(0.5px);
        background-color: var(--titanium-mist);
    }
    100% {
        top: 15px;
        transform: rotate(0deg);
        filter: blur(0px);
        background-color: var(--titanium-mist);
        box-shadow: none;
    }
}

/* Efectos adicionales más sutiles */
.mobile-nav-toggle.closing {
    animation: buttonShakeSubtle 1.5s ease-out;
}

@keyframes buttonShake {
    0%, 100% { transform: scale(1) rotate(0deg); }
    10% { transform: scale(1.05) rotate(1deg); }
    20% { transform: scale(1.03) rotate(-1deg); }
    30% { transform: scale(1.04) rotate(0.5deg); }
    40% { transform: scale(1.02) rotate(-0.5deg); }
    50% { transform: scale(1.03) rotate(0deg); }
    60% { transform: scale(1.01) rotate(0.2deg); }
    70% { transform: scale(1.02) rotate(-0.2deg); }
    80% { transform: scale(1.01) rotate(0deg); }
    90% { transform: scale(1.005) rotate(0deg); }
}

/* Sound wave effect during propeller animation */
.mobile-nav-toggle.closing::before {
    /* Removido para ser más sutil */
}

@keyframes soundWave {
    0% {
        width: 0;
        height: 0;
        transform: translate(-50%, -50%);
        opacity: 1;
    }
    50% {
        width: 80px;
        height: 80px;
        transform: translate(-50%, -50%);
        opacity: 0.6;
    }
    100% {
        width: 120px;
        height: 120px;
        transform: translate(-50%, -50%);
        opacity: 0;
    }
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(28, 31, 38, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1001; /* Menor que el botón */
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.77, 0, 0.175, 1);
    padding: 2rem;
}

.mobile-nav.open {
    transform: translateX(0);
}

.mobile-nav a {
    color: var(--titanium-mist);
    font-size: 1.5rem;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    text-align: center;
    min-width: 200px;
    border: 2px solid transparent;
}

.mobile-nav a:hover {
    color: var(--afterburner-orange);
    background-color: rgba(233, 118, 48, 0.1);
    border-color: var(--afterburner-orange);
    transform: scale(1.05);
}

.mobile-nav a.demo-link {
    background: linear-gradient(135deg, var(--vector-blue), var(--afterburner-orange));
    color: var(--xena-steel) !important;
    border-color: transparent;
}

.mobile-nav a.demo-link:hover {
    color: var(--xena-steel) !important;
    transform: scale(1.05);
    box-shadow: 0 5px 20px rgba(70, 130, 180, 0.4);
}

.mobile-nav a.cta-button-nav {
    background-color: var(--afterburner-orange);
    color: var(--xena-steel);
    border-color: var(--afterburner-orange);
}

.mobile-nav a.cta-button-nav:hover {
    color: var(--xena-steel);
    background-color: #d67628;
    transform: scale(1.05);
}

.mobile-nav-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
}

/* ======== Hero Section ======== */
.hero {
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-video-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

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

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(28,31,38,0.4) 0%, rgba(28,31,38,0.85) 70%);
    z-index: 0;
}

.hero-content {
    z-index: 1;
    position: relative;
}

.hero h1 {
    margin-bottom: 1rem;
    color: var(--titanium-mist);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero p {
    font-size: clamp(1.1rem, 4vw, 1.5rem);
    margin-bottom: 2rem;
    font-family: 'Rajdhani', sans-serif;
    font-weight: 500;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
}

.cta-button {
    background-color: var(--afterburner-orange);
    color: var(--xena-steel);
    padding: 1rem 2rem;
    border-radius: 5px;
    font-weight: 700;
    font-family: 'Rajdhani', sans-serif;
    font-size: 1rem;
    text-transform: uppercase;
    transition: all 0.3s ease;
    display: inline-block;
    border: 2px solid var(--afterburner-orange);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(233, 118, 48, 0.4);
    background-color: transparent;
    color: var(--afterburner-orange);
}

.cta-button-demo {
    background: linear-gradient(135deg, var(--vector-blue), var(--afterburner-orange));
    color: var(--xena-steel);
    padding: 1rem 2rem;
    border-radius: 5px;
    font-weight: 700;
    font-family: 'Rajdhani', sans-serif;
    font-size: 1rem;
    text-transform: uppercase;
    transition: all 0.3s ease;
    display: inline-block;
    border: 2px solid transparent;
}

.cta-button-demo:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(70, 130, 180, 0.4);
    border-color: var(--vector-blue);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--ceramic-fade);
    z-index: 2;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translate(-50%, 0); }
    40% { transform: translate(-50%, -15px); }
    60% { transform: translate(-50%, -5px); }
}

/* ======== Features Section ======== */
.features-section {
    padding: 6rem 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--turbine-grey);
    padding: 2.5rem 2rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid transparent;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(70, 130, 180, 0.1), transparent);
    transition: left 0.6s ease;
}

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

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--vector-blue);
    box-shadow: 0 15px 40px rgba(70, 130, 180, 0.2);
}

.feature-icon {
    color: var(--afterburner-orange);
    margin-bottom: 1.5rem;
    transform: scale(1);
    transition: transform 0.3s ease;
}

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

.feature-icon svg {
    width: 48px;
    height: 48px;
}

.feature-card h3 {
    color: var(--titanium-mist);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.feature-card p {
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ======== Tech Specs Section ======== */
.tech-specs-section {
    padding: 6rem 0;
    background-color: var(--turbine-grey);
}

.tech-specs-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
}

.tech-specs-image {
    position: relative;
}

.tech-specs-image img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.specs-list {
    list-style: none;
    margin-top: 2rem;
}

.specs-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 0;
    border-bottom: 1px solid #3c424e;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.specs-list li:hover {
    padding-left: 1rem;
    background-color: rgba(70, 130, 180, 0.05);
}

.specs-list li:last-child {
    border-bottom: none;
}

.specs-list li strong {
    color: var(--titanium-mist);
    font-weight: 600;
}

.specs-list li span {
    color: var(--ceramic-fade);
    text-align: right;
    font-weight: 500;
}

.specs-buttons {
    margin-top: 2rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.cta-button-secondary {
    background-color: transparent;
    border: 1px solid var(--vector-blue);
    color: var(--vector-blue);
    padding: 0.8rem 1.5rem;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.cta-button-secondary:hover {
    background-color: var(--vector-blue);
    color: var(--xena-steel);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(70, 130, 180, 0.3);
}

/* ======== Components Section ======== */
.components-section {
    padding: 6rem 0;
    background: linear-gradient(180deg, var(--xena-steel) 0%, var(--turbine-grey) 50%, var(--xena-steel) 100%);
}

.components-intro {
    text-align: center;
    font-size: 1.2rem;
    margin-top: 1rem;
    opacity: 0.9;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.component-item {
    margin: 6rem 0;
    position: relative;
}

.component-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
    min-height: 400px;
}

.component-image {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
}

.component-img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    transition: transform 0.6s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.component-image:hover .component-img {
    transform: scale(1.05);
}

.component-content {
    padding: 2rem;
    background: rgba(46, 51, 61, 0.3);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(112, 128, 144, 0.2);
}

.component-content h3 {
    color: var(--afterburner-orange);
    margin-bottom: 1.5rem;
    font-size: clamp(1.4rem, 4vw, 1.8rem);
}

.component-content p {
    margin-bottom: 2rem;
    font-size: 1rem;
    line-height: 1.7;
}

.component-specs {
    list-style: none;
    background-color: rgba(46, 51, 61, 0.6);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--vector-blue);
}

.component-specs li {
    margin-bottom: 0.8rem;
    font-size: 0.9rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.component-specs li:last-child {
    margin-bottom: 0;
}

.component-specs strong {
    color: var(--ceramic-fade);
    min-width: 120px;
    font-weight: 600;
}

/* ======== Footer ======== */
.main-footer-section {
    background-color: #121418;
    padding-top: 4rem;
    border-top: 1px solid var(--turbine-grey);
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    margin-top: 1rem;
    max-width: 300px;
    font-size: 0.95rem;
}

.footer-links h4 {
    color: var(--titanium-mist);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.6rem;
}

.footer-links a {
    color: var(--ceramic-fade);
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--afterburner-orange);
    padding-left: 5px;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.social-link:hover {
    color: var(--afterburner-orange) !important;
    transform: translateX(5px);
}

.social-link i {
    width: 16px;
    height: 16px;
}

.footer-bottom {
    border-top: 1px solid var(--turbine-grey);
    padding: 1.5rem 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--ceramic-fade);
}

/* ======== Document Styles (Technical Dossier & Certification) ======== */
.document-body {
    background-color: var(--xena-steel);
    color: var(--titanium-mist);
    font-size: 14px;
    line-height: 1.6;
}

.document-container {
    max-width: 8.5in;
    margin: 0 auto;
    padding: 2rem;
    background-color: rgba(46, 51, 61, 0.1);
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.3);
    border-radius: 8px;
}

.header-main {
    border-bottom: 4px solid var(--afterburner-orange);
    padding-bottom: 1rem;
    margin-bottom: 2rem;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--ceramic-fade);
    margin-top: 0.5rem;
    font-weight: 500;
}

.document-meta {
    font-size: 0.9rem;
    color: var(--ceramic-fade);
    opacity: 0.8;
}

section {
    margin-bottom: 2.5rem;
    page-break-inside: avoid;
}

.document-container h2 {
    font-size: 1.75rem;
    border-bottom: 2px solid var(--turbine-grey);
    padding-bottom: 0.5rem;
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    color: var(--ceramic-fade);
}

.document-container h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--afterburner-orange);
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
}

.ddf-list, .objectives-list, .testing-phases, .test-requirements, .risk-list, .doc-requirements {
    list-style-type: disc;
    list-style-position: inside;
    margin-left: 1rem;
    line-height: 1.8;
}

.testing-phases {
    list-style-type: decimal;
}

.ddf-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* Table Styles */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    page-break-inside: avoid;
    font-size: 0.9rem;
}

th, td {
    border: 1px solid var(--turbine-grey);
    padding: 0.75rem;
    text-align: left;
    vertical-align: top;
}

th {
    background-color: var(--turbine-grey);
    color: var(--ceramic-fade);
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
}

td {
    background-color: rgba(46, 51, 61, 0.2);
}

tr:hover td {
    background-color: rgba(46, 51, 61, 0.4);
}

strong {
    color: var(--ceramic-fade);
    font-weight: 600;
}

.diagram-figure {
    margin: 2rem 0;
    padding: 1rem;
    background-color: rgba(255, 255, 255, 0.95);
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.diagram-image {
    width: 100%;
    border-radius: 8px;
}

.diagram-figure figcaption {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.9rem;
    color: var(--xena-steel);
    font-weight: 500;
}

.components-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.components-grid figure {
    text-align: center;
    background-color: rgba(46, 51, 61, 0.3);
    padding: 1rem;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.components-grid figure:hover {
    transform: translateY(-5px);
}

.components-grid img {
    width: 100%;
    border-radius: 8px;
    max-height: 200px;
    object-fit: cover;
}

.components-grid figcaption {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--ceramic-fade);
    font-weight: 500;
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-planned { 
    background-color: var(--vector-blue); 
    color: #fff; 
}

.status-inprogress { 
    background-color: var(--afterburner-orange); 
    color: #fff; 
}

.status-complete { 
    background-color: #28a745; 
    color: #fff; 
}

.document-footer {
    margin-top: 3rem;
    padding-top: 1rem;
    border-top: 2px solid var(--turbine-grey);
    text-align: center;
    font-size: 0.8rem;
    color: var(--ceramic-fade);
}

.footer-social {
    margin-bottom: 1rem;
}

.social-link-doc {
    color: var(--vector-blue);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.social-link-doc:hover {
    color: var(--afterburner-orange);
}

/* ======== Animations ======== */
.fade-in {
    animation: fadeIn 1s ease-out forwards;
}

.fade-in-delay-1 {
    animation: fadeIn 1s 0.3s ease-out forwards;
    opacity: 0;
}

.fade-in-delay-2 {
    animation: fadeIn 1s 0.6s ease-out forwards;
    opacity: 0;
}

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

.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ======== Responsive Design ======== */
@media (max-width: 1024px) {
    .container {
        width: 95%;
    }
    
    .tech-specs-container,
    .component-container {
        gap: 3rem;
    }
    
    .footer-container {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 70px;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-nav-toggle {
        display: flex !important;
        z-index: 1003 !important; /* Z-index normal */
    }

    .mobile-nav {
        display: flex;
        z-index: 1001 !important;
    }
    
    .logo-text {
        font-size: clamp(0.9rem, 3.5vw, 1.2rem);
    }
    
    .hero {
        min-height: 70vh;
        padding-top: var(--header-height);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .cta-button, .cta-button-demo {
        width: 100%;
        max-width: 280px;
        text-align: center;
        padding: 1rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .feature-card {
        padding: 2rem 1.5rem;
    }
    
    .tech-specs-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .tech-specs-image {
        order: -1;
        margin-bottom: 1rem;
    }

    .component-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        min-height: auto;
    }

    .component-item {
        margin: 3rem 0;
    }
    
    .component-content {
        padding: 1.5rem;
    }
    
    .component-specs li {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.3rem;
    }

    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .footer-brand p {
        margin-left: auto;
        margin-right: auto;
    }

    .header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

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

    .components-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .document-container {
        padding: 1rem;
        margin: 1rem;
    }
    
    table {
        font-size: 0.8rem;
    }
    
    th, td {
        padding: 0.5rem;
    }
    
    .specs-buttons {
        flex-direction: column;
    }
    
    .cta-button-secondary {
        width: 100%;
        text-align: center;
    }

/* Estilos específicos para móviles */
@media (max-width: 768px) {
    .mobile-nav.open + * .mobile-nav-toggle,
    .mobile-nav-toggle.open {
        /* Ya no necesitamos estos estilos porque usamos botón flotante */
        opacity: 0;
        pointer-events: none;
    }
    
    /* El menú móvil mantiene su z-index normal */
    .mobile-nav {
        z-index: 1001 !important;
    }
    
    /* El header mantiene su z-index normal */
    .main-header {
        z-index: 1000 !important;
    }
}
}

@media (max-width: 480px) {
    .container {
        width: 95%;
        padding: 0 0.5rem;
    }
    
    .hero-content {
        padding: 0 1rem;
    }
    
    .features-section,
    .tech-specs-section,
    .components-section {
        padding: 4rem 0;
    }
    
    .feature-card {
        padding: 1.5rem 1rem;
    }
    
    .component-content {
        padding: 1rem;
    }
    
    .document-container {
        padding: 0.5rem;
        margin: 0.5rem;
    }
    
    .header-content {
        align-items: center;
        text-align: center;
    }
    
    .logo-text {
        font-size: clamp(0.8rem, 3vw, 1rem);
        margin-left: 0.3rem;
    }

    /* Mobile menu improvements for very small screens */
    .mobile-nav a {
        font-size: 1.2rem;
        padding: 0.8rem 1.5rem;
        min-width: 180px;
    }
    
    .mobile-nav {
        gap: 1.5rem;
        padding: 1.5rem;
    }
    
    .mobile-nav-toggle {
        padding: 10px;
        width: 44px;
        height: 44px;
    }
    
    .hamburger-icon {
        width: 20px;
        height: 15px;
    }
    
    .hamburger-line {
        height: 2.5px;
    }
    
    .hamburger-line:nth-child(2) {
        top: 6px;
    }
    
    .hamburger-line:nth-child(3) {
        top: 12px;
    }
    
    .mobile-nav-toggle.open .hamburger-line:nth-child(1),
    .mobile-nav-toggle.open .hamburger-line:nth-child(3) {
        top: 6px;
    }
    
    /* Responsive adjustments */
    .main-header {
        padding: 0 1rem;
    }
    
    .main-header nav {
        height: 60px;
    }
    
    .logo-svg {
        width: 30px;
        height: 30px;
    }
    
    .hero {
        min-height: 60vh;
        padding-top: 60px;
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .mobile-nav-toggle {
        min-height: 44px;
        min-width: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }
    
    .mobile-nav a {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
        -webkit-tap-highlight-color: transparent;
    }
    
    .mobile-nav-toggle:hover {
        transform: none;
        background-color: transparent;
    }
}

/* Hover effects para dispositivos no táctiles (más sutil) */
@media (hover: hover) and (pointer: fine) {
    .mobile-nav-toggle:hover {
        background-color: rgba(255, 255, 255, 0.1);
        transform: scale(1.05);
    }
    
    .mobile-nav-toggle:hover .hamburger-line {
        background-color: var(--titanium-mist);
    }
}

/* iOS Safari fixes */
@supports (-webkit-touch-callout: none) {
    .mobile-nav {
        height: 100vh;
        height: -webkit-fill-available;
    }
    
    .mobile-nav-toggle {
        -webkit-tap-highlight-color: transparent;
        -webkit-touch-callout: none;
        -webkit-user-select: none;
        user-select: none;
    }
    
    .hamburger-icon {
        -webkit-user-select: none;
        user-select: none;
    }
}

/* Android Chrome fixes */
@media screen and (-webkit-min-device-pixel-ratio: 1) {
    .mobile-nav-toggle {
        touch-action: manipulation;
        -webkit-tap-highlight-color: rgba(0,0,0,0);
    }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .mobile-nav-toggle {
        border: none;
        outline: none;
    }
    
    .hamburger-line {
        border-radius: 1.5px;
    }
}

/* ======== Print Styles ======== */
@media print {
    @page {
        size: A4;
        margin: 2cm;
    }

    .document-body {
        background-color: #ffffff;
        color: #000000;
        font-size: 11pt;
    }

    .document-container {
        max-width: 100%;
        padding: 0;
        margin: 0;
        box-shadow: none;
        background-color: transparent;
    }

    h1, h2, h3, h4, th, strong {
        color: #000000 !important;
    }
    
    .document-container h2 {
        border-bottom: 2px solid #333;
    }
    
    .document-container h3 {
        color: #222 !important;
    }

    .header-main {
        border-bottom: 3px solid #000000;
    }

    table, th, td {
        border: 1px solid #999;
    }
    
    th {
        background-color: #f2f2f2 !important;
    }
    
    td {
        background-color: transparent !important;
    }

    img {
        max-width: 100% !important;
        height: auto;
    }
    
    .no-print {
        display: none;
    }

    * {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
    }
}

/* Accessibility and performance */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .reveal {
        opacity: 1;
        transform: none;
    }
}

@media (prefers-contrast: high) {
    :root {
        --border-color: #666;
        --text-muted: #999;
    }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--xena-steel);
}

::-webkit-scrollbar-thumb {
    background: var(--turbine-grey);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--vector-blue);
}

/* Focus states */
.control-btn:focus,
.mobile-nav-toggle:focus,
button:focus,
a:focus {
    outline: 2px solid var(--afterburner-orange);
    outline-offset: 2px;
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Smooth animations */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.panel-section {
    animation: slideIn 0.3s ease;
}