/* ===== VARIABLES CSS ===== */
:root {
    --primary-dark: #0a0a0f;
    --secondary-dark: #12121a;
    --tertiary-dark: #1a1a24;
    --accent-primary: #7c3aed;
    --accent-primary-light: #8b5cf6;
    --accent-secondary: #10b981;
    --accent-secondary-light: #34d399;
    --accent-tertiary: #3b82f6;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-medium: 0 15px 50px rgba(0, 0, 0, 0.3);
    --shadow-hard: 0 25px 70px rgba(0, 0, 0, 0.4);
    --transition-smooth: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.1);
    --transition-fast: all 0.2s ease;
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --border-radius-xl: 30px;
    --gradient-primary: linear-gradient(135deg, var(--accent-primary), var(--accent-tertiary));
    --gradient-secondary: linear-gradient(135deg, var(--accent-secondary), var(--accent-tertiary-light));
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'DM Sans', sans-serif;
    background-color: var(--primary-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 10% 20%, rgba(124, 58, 237, 0.15) 0%, transparent 30%),
        radial-gradient(circle at 90% 80%, rgba(16, 185, 129, 0.1) 0%, transparent 30%),
        radial-gradient(circle at 50% 50%, rgba(59, 130, 246, 0.08) 0%, transparent 60%);
    z-index: -1;
    pointer-events: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.01em;
    text-transform: uppercase;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: 100px 0;
    position: relative;
}

.section-title {
    text-align: center;
    margin-bottom: 70px;
}

.section-title h2 {
    font-size: clamp(2.2rem, 4vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.01em;
    text-transform: uppercase;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-title p {
    font-size: 1.1rem;
    font-weight: 300;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 25px auto 0;
}

.glass-effect {
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-soft);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.7s ease;
    z-index: -1;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    z-index: -2;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover::after {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-primary);
    box-shadow: 0 10px 25px rgba(124, 58, 237, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(124, 58, 237, 0.4);
    animation: none;
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--accent-secondary);
}

.btn-secondary:hover {
    background: rgba(16, 185, 129, 0.1);
    transform: translateY(-3px);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(37, 211, 102, 0.4);
}

/* ===== HEADER (con parpadeo corregido) ===== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: background 0.3s ease, padding 0.3s ease, box-shadow 0.3s ease;
    background: transparent;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
}

header.scrolled {
    -webkit-backdrop-filter: blur(15px);
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(15px);
    padding: 15px 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    border-bottom: none;
    position: fixed;
}

/* Línea decorativa solo cuando está scrolled (evita parpadeo) */
header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-tertiary));
    opacity: 0;
    transition: opacity 0.3s ease;
}

header.scrolled::after {
    opacity: 0.3;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 50px;
    width: auto;
    transition: var(--transition-smooth);
}

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

.nav-desktop {
    display: flex;
    gap: 15px;
    align-items: center;
}

.nav-link {
    position: relative;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 8px 12px;
    transition: var(--transition-fast);
    color: var(--text-primary);
    text-shadow: 0 2px 5px rgba(0,0,0,0.3);
    border-radius: 6px;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--accent-primary-light);
    background: rgba(124, 58, 237, 0.1);
}

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

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

/* ===== SUBMENÚS DESKTOP ===== */
.dropdown {
    position: relative;
}

.dropdown-toggle i {
    transition: transform 0.3s ease;
    margin-left: 4px;
}

.dropdown.open .dropdown-toggle i {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 5px);
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: rgba(10, 10, 15, 0.98);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--border-radius);
    padding: 8px 0;
    min-width: 200px;
    box-shadow: var(--shadow-hard);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, transform 0.3s ease;
    z-index: 2000;
}

.dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-menu a {
    display: block;
    padding: 10px 20px;
    color: var(--text-secondary);
    font-weight: 500;
    transition: var(--transition-fast);
    white-space: nowrap;
}

.dropdown-menu a:hover {
    background: rgba(124, 58, 237, 0.1);
    color: var(--text-primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.mobile-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    position: relative;
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(50px);
    opacity: 0.2;
}

.shape-1 {
    width: 500px;
    height: 500px;
    background: var(--accent-primary);
    top: 10%;
    left: 5%;
    animation: float 18s infinite ease-in-out;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--accent-secondary);
    bottom: 10%;
    right: 10%;
    animation: float 22s infinite ease-in-out reverse;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: var(--accent-tertiary);
    top: 50%;
    right: 20%;
    animation: float 15s infinite ease-in-out;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    33% { transform: translateY(-30px) rotate(3deg); }
    66% { transform: translateY(15px) rotate(-2deg); }
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

#particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 3.8rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.01em;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.hero-highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.typed-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 35px;
    min-height: 80px;
    font-family: 'DM Sans', sans-serif;
}

.hero-content p {
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin-bottom: 35px;
}

.hero-btns {
    display: flex;
    gap: 20px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    height: 500px;
}

.floating-card {
    position: absolute;
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(15px);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--shadow-medium);
    z-index: 2;
    transition: var(--transition-smooth);
    width: 200px;
}

.floating-card:hover {
    transform: translateY(-10px) rotate(2deg);
    box-shadow: 0 20px 40px rgba(124, 58, 237, 0.3);
}

.card-1 { top: 0; right: 0; animation: float-card-1 10s infinite ease-in-out; }
.card-2 { bottom: 80px; left: 0; animation: float-card-2 12s infinite ease-in-out; }
.card-3 { bottom: 0; right: 40px; animation: float-card-3 9s infinite ease-in-out; }

@keyframes float-card-1 {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(3deg); }
    66% { transform: translateY(10px) rotate(-2deg); }
}
@keyframes float-card-2 {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    33% { transform: translateY(15px) rotate(-3deg); }
    66% { transform: translateY(-10px) rotate(2deg); }
}
@keyframes float-card-3 {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    33% { transform: translateY(-15px) rotate(2deg); }
    66% { transform: translateY(20px) rotate(-3deg); }
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(124, 58, 237, 0.7); transform: scale(1); }
    50% { box-shadow: 0 0 0 12px rgba(124, 58, 237, 0); transform: scale(1.01); }
}
@keyframes countUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.main-visual {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 300px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.3), rgba(16, 185, 129, 0.2));
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.main-visual::before {
    content: '';
    position: absolute;
    width: 150%;
    height: 150%;
    background: conic-gradient(transparent, var(--accent-primary), transparent 30%);
    animation: rotate 10s linear infinite;
}
.main-visual::after {
    content: '';
    position: absolute;
    width: calc(100% - 4px);
    height: calc(100% - 4px);
    background: var(--tertiary-dark);
    border-radius: var(--border-radius-lg);
}
@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.main-visual img {
    max-width: 80%;
    max-height: 80%;
    object-fit: contain;
    z-index: 2;
    position: relative;
    filter: drop-shadow(0 0 20px rgba(124, 58, 237, 0.5));
}

/* ===== SERVICES SECTION ===== */
.services {
    background-color: var(--secondary-dark);
    position: relative;
    overflow: hidden;
}
.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 80% 20%, rgba(124, 58, 237, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 20% 80%, rgba(16, 185, 129, 0.05) 0%, transparent 50%);
    z-index: 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    position: relative;
    z-index: 1;
}

.service-card {
    background: linear-gradient(145deg, rgba(26, 26, 36, 0.8), rgba(18, 18, 26, 0.9));
    border-radius: var(--border-radius-lg);
    padding: 40px 30px;
    transition: box-shadow 0.4s ease, border-color 0.4s ease;
    border: 1px solid rgba(124, 58, 237, 0.1);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transform-style: preserve-3d;
    transform: perspective(800px) translateY(0) rotateX(0) rotateY(0);
    will-change: transform;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}

.service-card:hover {
    transform: translateY(-8px) perspective(800px) rotateX(2deg) rotateY(-2deg);
    border-color: rgba(124, 58, 237, 0.4);
    box-shadow: var(--shadow-hard);
}

.service-card:hover::before {
    opacity: 0.05;
}

.service-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 15px;
    margin-bottom: 25px;
    font-size: 1.8rem;
    color: white;
    box-shadow: 0 8px 20px rgba(124, 58, 237, 0.3);
    transition: transform 0.3s ease;
}
.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}
.service-card h3 {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    margin-bottom: 15px;
}
.service-card p { color: var(--text-secondary); margin-bottom: 20px; }
.service-features { margin-top: 20px; }
.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}
.service-features li i { color: var(--accent-secondary); font-size: 0.9rem; }

/* ===== PARALLAX EN SERVICES ===== */
.services.parallax-bg {
    background:
        linear-gradient(rgba(10, 10, 15, 0.82), rgba(10, 10, 15, 0.88)),
        url('../img/parallax-services.jpg') center / cover no-repeat fixed;
    background-color: transparent;
}

/* ===== SLIDER (portafolio) ===== */
.portafolio { position: relative; overflow: hidden; }
.slider-container {
    position: relative;
    max-width: 1100px;
    margin: 0 auto;
    height: 550px;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-hard);
    z-index: 1;
}
.slider { width: 100%; height: 100%; position: relative; cursor: grab; }
.slider:active { cursor: grabbing; }

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease, transform 1.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    transform: scale(0.9) translateX(0);
    display: flex;
    align-items: flex-end;
    padding: 40px;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
}
.slide.active { opacity: 1; transform: scale(1) translateX(0); z-index: 3; }
.slide.prev { transform: translateX(-80%) scale(0.85); opacity: 0.4; z-index: 2; }
.slide.next { transform: translateX(80%) scale(0.85); opacity: 0.4; z-index: 2; }
.slide-bg {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover; background-position: center;
    z-index: -1; transition: transform 1.5s ease;
}
.slide:hover .slide-bg { transform: scale(1.1); }
.slide-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.95) 0%, rgba(0,0,0,0.75) 40%, rgba(0,0,0,0.3) 100%);
    z-index: 1;
}
.slide-content { position: relative; z-index: 2; text-shadow: 0 2px 8px rgba(0,0,0,0.5); }
.slide.active .slide-content { transform: translateY(0); }
.slide-content h3 { font-size: 2.2rem; margin-bottom: 15px; }
.slide-content p { color: var(--text-secondary); margin-bottom: 20px; font-size: 1.1rem; }
.project-tag {
    display: inline-block;
    background: rgba(124, 58, 237, 0.2);
    color: var(--accent-primary-light);
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid rgba(124, 58, 237, 0.3);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
}

.slider-controls {
    display: flex; justify-content: center; align-items: center;
    gap: 25px; margin-top: 50px; position: relative; z-index: 2;
}
.slider-btn {
    width: 55px; height: 55px; border-radius: 50%;
    background: var(--glass-bg); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    color: var(--text-primary); font-size: 1.3rem;
    cursor: pointer; transition: var(--transition-smooth);
    display: flex; align-items: center; justify-content: center;
}
.slider-btn:hover {
    background: rgba(124, 58, 237, 0.3);
    transform: scale(1.1); box-shadow: 0 8px 20px rgba(124, 58, 237, 0.3);
}
.slider-indicators { display: flex; gap: 12px; }
.indicator {
    width: 14px; height: 14px; border-radius: 50%;
    background: var(--text-muted); cursor: pointer;
    transition: var(--transition-smooth);
}
.indicator.active {
    background: var(--accent-primary); transform: scale(1.3);
    box-shadow: 0 0 10px rgba(124, 58, 237, 0.5);
}
.portafolio-cta {
    text-align: center;
    margin-top: 30px;
}

/* ===== PARALLAX PORTAFOLIO (SLIDER) ===== */
.portafolio.parallax-bg {
    background:
        linear-gradient(rgba(10, 10, 15, 0.8), rgba(10, 10, 15, 0.85)),
        url('../img/parallax-portfolio-slider.jpg') center / cover no-repeat fixed;
    background-color: transparent;
    position: relative;
}

.parallax-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10,10,15,0.2);
    z-index: 0;
    pointer-events: none;
}

.portafolio.parallax-bg .container {
    position: relative;
    z-index: 1;
}

/* ===== TESTIMONIALS ===== */
.testimonials { background-color: var(--secondary-dark); }
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
.testimonial-card {
    background: linear-gradient(145deg, rgba(26, 26, 36, 0.8), rgba(18, 18, 26, 0.9));
    border-radius: var(--border-radius-lg);
    padding: 35px;
    transition: var(--transition-smooth);
    border: 1px solid rgba(124, 58, 237, 0.1);
    position: relative; overflow: hidden;
    box-shadow: var(--shadow-soft);
}
.testimonial-card:hover {
    transform: translateY(-10px);
    border-color: rgba(124, 58, 237, 0.3);
    box-shadow: var(--shadow-hard);
}
.testimonial-card::before {
    content: "“"; position: absolute; top: 20px; right: 20px;
    font-size: 5rem; font-family: Georgia, serif;
    color: rgba(124, 58, 237, 0.1); line-height: 1;
}
.testimonial-content { margin-bottom: 25px; font-style: italic; color: var(--text-secondary); position: relative; z-index: 1; }
.testimonial-author { display: flex; align-items: center; gap: 15px; }
.author-avatar {
    width: 60px; height: 60px; border-radius: 50%; overflow: hidden;
    border: 3px solid rgba(124, 58, 237, 0.3);
    display: flex; align-items: center; justify-content: center;
    background: var(--gradient-primary); color: white; font-weight: bold; font-size: 1.2rem;
}
.author-avatar img { width: 100%; height: 100%; object-fit: cover; }
.author-info h4 { font-size: 1.1rem; margin-bottom: 5px; }
.author-info p { color: var(--text-muted); font-size: 0.9rem; }
.rating { display: flex; gap: 5px; margin-top: 5px; color: var(--warning); }

/* ===== CARRUSEL DE TECNOLOGÍAS ===== */
.technologies-carousel {
    background-color: var(--secondary-dark);
    padding: 100px 0;
}

.tech-swiper {
    width: 100%;
    padding: 40px 0 60px;
}

.tech-card {
    background: rgba(26,26,36,0.8);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(124,58,237,0.2);
    border-radius: 20px;
    padding: 30px 20px;
    text-align: center;
    transition: all 0.4s ease;
}

.tech-card i {
    font-size: 3rem;
    color: var(--accent-primary);
    margin-bottom: 10px;
    display: block;
}

.tech-card span {
    font-weight: 600;
    color: var(--text-secondary);
}

.swiper-slide-active .tech-card {
    background: rgba(124,58,237,0.15);
    border-color: rgba(124,58,237,0.5);
    transform: scale(1.08);
}

.swiper-slide-active .tech-card i {
    color: var(--accent-secondary);
}

.tech-swiper .swiper-button-prev,
.tech-swiper .swiper-button-next {
    color: var(--accent-primary);
}
.tech-swiper .swiper-pagination-bullet-active {
    background: var(--accent-primary);
}
.tech-swiper .swiper-pagination {
    position: relative;
    margin-top: 25px;
}

/* ===== TRANSPARENCIA OPERATIVA ===== */
.wmds-transparency-section {
    position: relative;
    padding: 110px 0;
    background:
        radial-gradient(circle at top left, rgba(124, 58, 237, 0.16), transparent 34%),
        radial-gradient(circle at bottom right, rgba(59, 130, 246, 0.12), transparent 34%),
        var(--primary-dark);
    overflow: hidden;
}

.wmds-transparency-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(18, 18, 26, 0.18), rgba(7, 7, 10, 0.78));
    pointer-events: none;
}

.wmds-container {
    position: relative;
    z-index: 1;
}

.wmds-badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 18px;
    border: 1px solid rgba(124, 58, 237, 0.28);
    background: rgba(124, 58, 237, 0.1);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    border-radius: 999px;
    color: var(--accent-primary-light);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 25px;
}

.wmds-transparency-section h2 {
    font-size: clamp(2.2rem, 5vw, 4rem);
    color: var(--text-primary);
    line-height: 1.05;
    margin-bottom: 25px;
    max-width: 880px;
    font-weight: 800;
}

.wmds-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.8;
    max-width: 880px;
    margin-bottom: 65px;
}

.wmds-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
}

.wmds-card {
    position: relative;
    padding: 34px 28px;
    border-radius: var(--border-radius-lg);
    background: linear-gradient(145deg, rgba(26, 26, 36, 0.78), rgba(18, 18, 26, 0.9));
    border: 1px solid rgba(124, 58, 237, 0.12);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    transition: var(--transition-smooth);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
}

.wmds-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.16), transparent, rgba(59, 130, 246, 0.12));
    opacity: 0;
    transition: var(--transition-smooth);
}

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

.wmds-card:hover {
    transform: translateY(-8px);
    border-color: rgba(139, 92, 246, 0.34);
    box-shadow: 0 20px 50px rgba(124, 58, 237, 0.2);
}

.wmds-card-icon {
    width: 58px;
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    border-radius: 16px;
    background: var(--gradient-primary);
    color: white;
    font-size: 1.45rem;
    box-shadow: 0 10px 24px rgba(124, 58, 237, 0.28);
    position: relative;
    z-index: 1;
}

.wmds-card h3,
.wmds-card p {
    position: relative;
    z-index: 1;
}

.wmds-card h3 {
    color: var(--text-primary);
    font-size: 1.55rem;
    margin-bottom: 14px;
}

.wmds-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 0.98rem;
}

.wmds-policy-note {
    max-width: 880px;
    margin-top: 45px;
    padding: 26px 30px;
    border-radius: var(--border-radius-lg);
    background: rgba(16, 185, 129, 0.06);
    border: 1px solid rgba(16, 185, 129, 0.18);
}

.wmds-policy-note h3 {
    font-size: 1.35rem;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.wmds-policy-note p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.wmds-btn-wrapper {
    margin-top: 45px;
}

.wmds-btn {
    border-radius: var(--border-radius);
}

/* ===== ABOUT SECTION ===== */
.about {
    position: relative;
    opacity: 1;
    transform: none;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(124,58,237,0.05) 25%, transparent 25%, transparent 50%, rgba(124,58,237,0.05) 50%, rgba(124,58,237,0.05)75%, transparent 75%, transparent);
    background-size: 20px 20px;
    z-index: 0;
    pointer-events: none;
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.about-visual {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    height: 100%;
}

.authority-avatar-container {
    position: sticky;
    top: 120px;
    width: 100%;
    margin-bottom: 40px;
}

.authority-avatar {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: transparent;
    border: none;
    box-shadow: none;
}

.authority-avatar img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    object-position: center 20%;
    border-radius: 0;
    filter: none;
}
.authority-avatar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(10,10,15,0) 50%, rgba(10,10,15,0.6) 100%);
    pointer-events: none;
    z-index: 1;
}
.authority-avatar:hover {
    box-shadow: 0 50px 120px rgba(0, 0, 0, 0.75), 0 20px 50px rgba(124, 58, 237, 0.3);
}
.about-content { z-index: 2; display: flex; flex-direction: column; justify-content: center; }
.about-name {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: -0.01em;
    margin-bottom: 10px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.about-role {
    font-family: 'DM Sans', sans-serif;
    color: var(--accent-secondary);
    font-weight: 500;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: 25px;
}
.about-intro { color: var(--text-secondary); font-size: 1.1rem; line-height: 1.8; margin-bottom: 40px; }
.about-stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; margin-bottom: 40px; }
.about-stat {
    text-align: center; padding: 25px;
    background: rgba(26, 26, 36, 0.6); border-radius: var(--border-radius);
    border: 1px solid rgba(124, 58, 237, 0.1);
    transition: var(--transition-smooth);
}
.about-stat:hover { background: rgba(26, 26, 36, 0.9); border-color: rgba(124, 58, 237, 0.3); transform: translateY(-5px); }
.about-stat-number {
    display: block; font-size: 2.2rem; font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    margin-bottom: 8px;
}
.about-stat-label { display: block; color: var(--text-secondary); font-size: 0.95rem; font-weight: 500; }
.about-focus { margin-bottom: 30px; }
.focus-title { font-weight: 600; color: var(--text-primary); margin-bottom: 15px; font-size: 1.1rem; }
.focus-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.focus-list li { color: var(--text-secondary); padding-left: 28px; position: relative; font-size: 1rem; line-height: 1.6; }
.focus-list li::before { content: '✓'; position: absolute; left: 0; color: var(--accent-secondary); font-weight: bold; }
.about-skills { margin-bottom: 30px; }
.skills-title { font-weight: 600; color: var(--text-primary); margin-bottom: 15px; font-size: 1.1rem; }
.skills-tags { display: flex; flex-wrap: wrap; gap: 12px; }
.skill-tag {
    background: rgba(124, 58, 237, 0.1); color: var(--accent-primary-light);
    padding: 8px 16px; border-radius: 50px; font-size: 0.9rem; font-weight: 500;
    border: 1px solid rgba(124, 58, 237, 0.2); transition: var(--transition-smooth);
}
.skill-tag:hover { background: rgba(124, 58, 237, 0.2); border-color: rgba(124, 58, 237, 0.4); transform: translateY(-2px); }

.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }

/* ===== CONTACT SECTION ===== */
.contact { background-color: var(--secondary-dark); }
.contact-container { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-info { display: flex; flex-direction: column; gap: 30px; }
.contact-item { display: flex; gap: 20px; align-items: flex-start; }
.contact-icon {
    width: 55px; height: 55px; display: flex; align-items: center; justify-content: center;
    background: var(--gradient-primary); border-radius: 12px;
    color: white; font-size: 1.3rem; flex-shrink: 0;
    box-shadow: 0 8px 20px rgba(124, 58, 237, 0.3);
    transition: var(--transition-smooth);
}
.contact-icon:hover { transform: scale(1.15); box-shadow: 0 12px 28px rgba(124, 58, 237, 0.5); }
.contact-icon:hover i { transform: rotate(20deg); }

.contact-form {
    padding: 40px; border-radius: var(--border-radius-lg);
    background: linear-gradient(145deg, rgba(26, 26, 36, 0.8), rgba(18, 18, 26, 0.9));
    border: 1px solid rgba(124, 58, 237, 0.1);
    box-shadow: var(--shadow-medium);
}
.form-group { margin-bottom: 25px; position: relative; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 500; color: var(--text-secondary); }
.form-control {
    width: 100%; padding: 16px 20px;
    background: rgba(10, 10, 15, 0.6);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-family: 'DM Sans', sans-serif; font-size: 1rem;
    transition: var(--transition-smooth);
}
.form-control:focus { outline: none; border-color: var(--accent-primary); box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2); background: rgba(10, 10, 15, 0.8); }
.form-control.success { border-color: var(--accent-secondary); background: rgba(16, 185, 129, 0.05); }
.form-control.error { border-color: #ef4444; background: rgba(239, 68, 68, 0.05); }
textarea.form-control { min-height: 150px; resize: vertical; }

/* ===== FOOTER ===== */
footer {
    background-color: var(--primary-dark); padding: 80px 0 30px;
    border-top: 1px solid rgba(124, 58, 237, 0.1); position: relative;
}
footer::before {
    content: ''; position: absolute; top: 0; left: 0;
    width: 100%; height: 1px; background: var(--gradient-primary);
}
.footer-container { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 40px; margin-bottom: 50px; }
.footer-col h4 { font-size: 1.3rem; margin-bottom: 25px; position: relative; padding-bottom: 10px; }
.footer-col h4::after { content: ''; position: absolute; bottom: 0; left: 0; width: 40px; height: 3px; background: var(--gradient-primary); border-radius: 3px; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { color: var(--text-secondary); transition: var(--transition-fast); display: flex; align-items: center; gap: 10px; }
.footer-links a:hover { color: var(--accent-secondary); transform: translateX(5px); }
.social-links { display: flex; gap: 15px; margin-top: 25px; }
.social-links a {
    display: flex; align-items: center; justify-content: center;
    width: 45px; height: 45px; border-radius: 50%;
    background: rgba(26, 26, 36, 0.7); color: var(--text-primary);
    transition: var(--transition-smooth); font-size: 1.1rem;
}
.social-links a:hover { background: var(--gradient-primary); transform: translateY(-5px); box-shadow: 0 10px 20px rgba(124, 58, 237, 0.3); }
.copyright { text-align: center; padding-top: 30px; border-top: 1px solid rgba(255, 255, 255, 0.05); color: var(--text-muted); font-size: 0.9rem; }
.copyright a { color: var(--accent-primary-light); transition: var(--transition-fast); }
.copyright a:hover { color: var(--accent-secondary); }

/* ===== WHATSAPP BUTTON ===== */
.whatsapp-float {
    position: fixed; bottom: 30px; right: 30px;
    width: 60px; height: 60px; background: #25D366;
    color: white; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.8rem; box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
    z-index: 1000; transition: var(--transition-smooth); animation: pulse 2s infinite;
}
.whatsapp-float:hover { transform: scale(1.1) rotate(10deg); box-shadow: 0 15px 35px rgba(37, 211, 102, 0.6); }
.whatsapp-tooltip {
    position: absolute; right: 70px; top: 50%; transform: translateY(-50%);
    background: rgba(10, 10, 15, 0.9); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
    padding: 10px 15px; border-radius: var(--border-radius);
    color: white; font-weight: 500; white-space: nowrap;
    opacity: 0; visibility: hidden; transition: var(--transition-smooth);
    border: 1px solid rgba(124, 58, 237, 0.2); box-shadow: var(--shadow-soft);
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; visibility: visible; right: 80px; }

/* ===== MOBILE NAVIGATION ===== */
.mobile-nav {
    position: fixed; 
    top: 80px; 
    left: 0; 
    width: 100%;
    max-height: calc(100vh - 80px);
    overflow-y: auto;
    background: rgba(10, 10, 15, 0.98); 
    -webkit-backdrop-filter: blur(20px); 
    backdrop-filter: blur(20px);
    padding: 20px 15px;
    transform: translateY(-150%); 
    opacity: 0;
    transition: transform 0.5s ease, opacity 0.5s ease;
    z-index: 999; 
    border-bottom: 1px solid rgba(124, 58, 237, 0.2);
    box-shadow: var(--shadow-hard); 
    pointer-events: none;
}
.mobile-nav.active { 
    transform: translateY(0); 
    opacity: 1; 
    pointer-events: all; 
}
.mobile-nav ul { 
    display: flex; 
    flex-direction: column; 
    gap: 12px; 
}
.mobile-nav a { 
    font-size: 1rem; 
    padding: 10px 0; 
    border-bottom: 1px solid rgba(255, 255, 255, 0.05); 
    display: block; 
    transition: var(--transition-fast); 
    color: var(--text-primary); 
}
.mobile-nav a:hover { 
    color: var(--accent-primary-light); 
    padding-left: 10px; 
}

/* =============================================
   CRÉDITOS DEL DISEÑADOR (componente autónomo)
============================================= */
.designer-credit {
    --gold: #C6A43F;
    --gold-lt: #D4B75A;
    --white: #FFFFFF;
    --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 8px;
    --radius-md: 16px;
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: 'DM Sans', sans-serif;
}

.credit-trigger {
    font-size: 0.82rem;
    color: var(--gold);
    font-weight: 700;
    cursor: pointer;
    border-bottom: 1px dashed rgba(198, 164, 63, 0.4);
    transition: color var(--transition), border-color var(--transition);
    user-select: none;
    white-space: normal;
    max-width: 100%;
    word-break: break-word;
    display: inline-block;
}
.credit-trigger:hover {
    color: var(--gold-lt);
    border-color: var(--gold-lt);
}

.credit-popup {
    position: absolute;
    bottom: calc(100% + 14px);
    right: 0;
    width: 260px;
    background: rgba(15, 22, 30, 0.96);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(198, 164, 63, 0.25);
    border-radius: var(--radius-md);
    padding: 20px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px) scale(0.97);
    transition: opacity 0.25s, transform 0.25s;
    z-index: 1000;
}
.credit-popup.open {
    opacity: 1;
    pointer-events: auto;
    transform: none;
}

.popup-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}
.popup-header span {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gold);
}
.popup-close {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.4);
    font-size: 1rem;
    cursor: pointer;
    transition: color 0.2s;
    padding: 2px;
}
.popup-close:hover { color: var(--white); }

.popup-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 1rem;
    color: var(--white);
    margin-bottom: 16px;
    line-height: 1.3;
}

.popup-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.popup-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.85rem;
    font-weight: 700;
    text-decoration: none;
    transition: background var(--transition), color var(--transition);
    border: 1px solid transparent;
}
.popup-link:hover {
    background: rgba(198, 164, 63, 0.12);
    border-color: rgba(198, 164, 63, 0.2);
    color: var(--white);
}
.popup-link i { width: 28px; text-align: center; font-size: 1rem; }

.popup-link.gmail i    { color: #EA4335; }
.popup-link.whatsapp i { color: #25D366; }
.popup-link.facebook i { color: #1877F2; }
.popup-link.instagram i { color: #E1306C; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-container, .about-container, .contact-container {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    .authority-avatar {
        width: 100%;
        height: auto;
    }
    .about-name {
        font-size: 2.3rem;
    }
    .about-stats-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .hero-content h1 {
        font-size: 3.2rem;
    }
    .section-title h2 {
        font-size: 2.5rem;
    }

    /* ==========================================
       SLIDER EN TABLET: altura fija para los slides
    ========================================== */
    .slider-container {
        height: 500px;               /* Altura fija, no auto */
    }
    .slide {
        padding: 30px 30px;
        align-items: center;         /* Centrado vertical */
    }
    .slide-content h3 {
        font-size: 1.6rem;
    }
    .slide-content p {
        font-size: 0.95rem;
        max-height: none;
        overflow: visible;
    }
    .floating-card {
        display: none;
    }
    .slide-overlay {
        background: linear-gradient(to top, rgba(0,0,0,0.98) 0%, rgba(0,0,0,0.85) 50%, rgba(0,0,0,0.4) 100%);
    }
}
@media (max-width: 768px) {
    .nav-desktop { display: none; }
    .mobile-toggle { display: block; }
    .about-container { 
        display: block;     
    }
    .authority-avatar-container {
        position: static;
        width: 100%;
        margin: 0 0 30px;
    }
    .authority-avatar { 
        width: 100%;
        max-width: 100%;
        height: auto;
    }
    .authority-avatar img {
        width: 100%;
        height: auto;
        object-fit: cover;
        object-position: center 20%;
    }
    .about-name { font-size: 2rem; }
    .about-role { font-size: 1rem; }
    .about-intro { font-size: 1rem; }
    .about-stats-grid { grid-template-columns: 1fr; gap: 20px; }
    .skills-tags { justify-content: flex-start; }
    .hero-content h1 { font-size: 2.5rem; }
    .hero-btns { flex-direction: column; align-items: flex-start; }
    .hero-visual { height: 400px; }
    .floating-card { width: 160px; padding: 15px; }
    .slide { align-items: center; padding: 30px 20px; }
    .slide-content { max-width: 100%; transform: translateY(0); text-align: center; }
    .slide.active .slide-content { transform: translateY(0); }
    .slide-content p {
    max-height: none;
    overflow: visible;
    padding-right: 0;
}
    .slider-container { height: 500px; }
    section { padding: 80px 0; }
    .section-title h2 { font-size: 2.2rem; }
    .btn { padding: 14px 20px; }
    .about .section-title, .about-name, .about-role { text-align: center !important; }
    .about .section-title h2::after { left: 50%; transform: translateX(-50%); }
    .promo-campaña [style*="grid-template-columns"] { grid-template-columns: 1fr !important; }
    .promo-campaña div[style*="background: rgba(30, 41, 59, 0.4)"] { padding: 30px 20px !important; }

    .wmds-transparency-section { padding: 85px 0; }
    .wmds-description { font-size: 1rem; margin-bottom: 45px; }
    .wmds-card { padding: 28px 22px; }
    .wmds-policy-note { padding: 24px 20px; }

    .services.parallax-bg,
    .portafolio.parallax-bg,
    .portafolio-page.parallax-bg {
        background-attachment: scroll;
    }

    .credit-trigger {
        white-space: normal;
        display: inline-block;
        max-width: 100%;
        word-break: break-word;
    }
}
@media (max-width: 480px) {
    .authority-avatar { width: 100%; height: auto; }
    .about-name { font-size: 1.6rem; }
    .about-stats-grid { grid-template-columns: 1fr; gap: 15px; }
    .about-stat { padding: 20px; }
    .about-stat-number { font-size: 1.8rem; }
    .focus-list li, .about-intro { font-size: 0.95rem; }
    .hero-content h1 { font-size: 2rem; }
    .hero-content p { font-size: 1rem; }
    .section-title h2 { font-size: 1.8rem; }
    .slider-container { height: 350px; }
    .slide-content h3 { font-size: 1.5rem; }
    .slide-content p { font-size: 0.95rem; }
    .contact-form { padding: 22px; }
    .whatsapp-float { width: 50px; height: 50px; font-size: 1.5rem; bottom: 20px; right: 20px; }
}

/* ===== UTILITY CLASSES ===== */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.text-center { text-align: center; }
.mb-5 { margin-bottom: 3rem; }

/* ===== SECCIÓN CAMPAÑA ALIANZA DIGITAL ===== */
.promo-campaña {
    background: var(--secondary-dark);
    position: relative;
    overflow: hidden;
    padding: 100px 0;
}
.promo-bg-shape-1,
.promo-bg-shape-2 {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
    pointer-events: none;
}
.promo-bg-shape-1 {
    width: 450px; height: 450px;
    background: var(--accent-primary);
    top: -100px; right: -100px;
}
.promo-bg-shape-2 {
    width: 350px; height: 350px;
    background: var(--accent-secondary);
    bottom: -80px; left: -80px;
}

.promo-container {
    position: relative;
    z-index: 1;
}
.promo-badge {
    display: block;
    width: fit-content;
    margin: 0 auto 15px auto;
    background: rgba(124, 58, 237, 0.15);
    color: var(--accent-primary-light);
    padding: 6px 20px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    border: 1px solid rgba(124, 58, 237, 0.3);
}
.promo-title {
    font-size: 2.8rem;
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.promo-card {
    max-width: 850px;
    margin: 50px auto 0;
    background: linear-gradient(145deg, rgba(26, 26, 36, 0.9), rgba(18, 18, 26, 0.95));
    border-radius: var(--border-radius-xl);
    padding: 50px 40px;
    border: 1px solid rgba(124, 58, 237, 0.2);
    box-shadow: var(--shadow-hard);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
}

.promo-label {
    display: inline-block;
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-secondary);
    padding: 8px 18px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    margin-bottom: 20px;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.promo-heading {
    font-size: 2.2rem;
    margin-bottom: 20px;
    line-height: 1.3;
}
.promo-price {
    font-size: 2.8rem;
    color: var(--accent-secondary);
    font-weight: 800;
}
.promo-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 30px;
    line-height: 1.7;
}
.promo-commitment {
    background: rgba(124, 58, 237, 0.05);
    border-radius: var(--border-radius);
    padding: 25px;
    margin-bottom: 30px;
    border-left: 4px solid var(--accent-primary);
}
.promo-commitment-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
    font-size: 1.1rem;
}
.promo-commitment-title i {
    color: var(--accent-primary-light);
}
.promo-commitment-text {
    color: var(--text-secondary);
}
.promo-features {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 30px;
}
.promo-features span {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-weight: 500;
}
.promo-features i {
    color: var(--accent-secondary);
}
.promo-cta-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.promo-disclaimer {
    font-size: 0.85rem;
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .promo-card {
        padding: 30px 20px;
    }
    .promo-heading {
        font-size: 1.8rem;
    }
    .promo-price {
        font-size: 2.2rem;
    }
    .promo-cta-group {
        flex-direction: column;
        align-items: flex-start;
    }
}
.hidden-field {
    display: none !important;
}
/* Mensaje de éxito para formularios (oculto por defecto) */
.success-message {
    display: none;
    text-align: center;
    padding: 40px 20px;
    color: var(--text-primary);
}
.success-message i {
    font-size: 3rem;
    color: var(--accent-secondary);
    margin-bottom: 20px;
}
.success-message h4 {
    margin-bottom: 15px;
    font-family: 'Barlow Condensed', sans-serif;
}
/* ===== FILTROS DE PORTAFOLIO ===== */
.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
}
.filter-btn {
    padding: 8px 20px;
    border: 1px solid rgba(124, 58, 237, 0.4);
    background: rgba(26, 26, 36, 0.7);
    color: var(--text-secondary);
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
}
.filter-btn:hover,
.filter-btn.active {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

/* Animación para las tarjetas */
.project-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.project-card.reveal {
    opacity: 1;
    transform: translateY(0);
}

/* Parallax para portafolio (página interna) */
.portafolio-page.parallax-bg {
    background: url('../img/parallax-portfolio.jpg') center/cover no-repeat fixed;
    position: relative;
}
.portafolio-page .parallax-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(10,10,15,0.85);
    z-index: 0;
    pointer-events: none;
}
.portafolio-page .container {
    position: relative;
    z-index: 1;
}
@media (max-width: 768px) {
    .portafolio-page.parallax-bg {
        background-attachment: scroll;
    }
}

#intro {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at center, #0a0f1f, #000);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  overflow: hidden;
}

.intro-glow {
  position: absolute;
  width: 320px;
  height: 320px;
  background: rgba(0,150,255,0.15);
  border-radius: 50%;
  filter: blur(120px);
  animation: introPulse 2s ease-in-out infinite;
}

@keyframes introPulse {
  0%,100% {
    transform: scale(1);
    opacity: 0.6;
  }

  50% {
    transform: scale(1.4);
    opacity: 1;
  }
}

.intro-scan {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255,255,255,0.03),
    rgba(255,255,255,0.03) 1px,
    transparent 2px,
    transparent 4px
  );
  opacity: 0.15;
  pointer-events: none;
}

.intro-logo-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.intro-logo {
  width: 220px;
  opacity: 0;
  transform: scale(0.8);
  filter: blur(12px) drop-shadow(0 0 25px rgba(0,150,255,0.5));
  display: block;
  height: auto;
  will-change: transform, opacity, filter;
}

.intro-light {
  position: absolute;
  top: 0;
  left: -120%;
  width: 60%;
  height: 100%;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(0,150,255,0.7),
    transparent
  );
  transform: skewX(-20deg);
  pointer-events: none;
}