/* ============================================
   ESTILOS BLANCO Y NEGRO - ELEGANTE & MINIMALISTA
   Alternativa monocromática del portafolio
============================================= */

/* ============================================
   1. CSS CUSTOM PROPERTIES (VARIABLES) - B&W
============================================= */
:root {
    /* Colores Monocromáticos */
    --color-primary: #ffffff;
    --color-primary-dark: #e5e5e5;
    --color-primary-light: #f5f5f5;
    --color-primary-glow: rgba(255, 255, 255, 0.2);

    /* Colores Secundarios B&W */
    --color-secondary: #d4d4d4;
    --color-secondary-dark: #a3a3a3;

    /* Colores de Acento B&W */
    --color-accent: #ffffff;
    --color-accent-light: #fafafa;

    /* Colores de Fondo (Dark Theme B&W) */
    --color-bg-primary: #0a0a0a;
    --color-bg-secondary: #0f0f0f;
    --color-bg-tertiary: #141414;
    --color-bg-card: rgba(20, 20, 20, 0.9);
    --color-bg-glass: rgba(255, 255, 255, 0.02);

    /* Colores de Texto */
    --color-text-primary: #ffffff;
    --color-text-secondary: #a3a3a3;
    --color-text-muted: #525252;

    /* Gradientes B&W */
    --gradient-primary: linear-gradient(135deg, #ffffff, #a3a3a3);
    --gradient-hero: linear-gradient(135deg, rgba(255, 255, 255, 0.02), rgba(100, 100, 100, 0.01));
    --gradient-card: linear-gradient(145deg, rgba(255, 255, 255, 0.02), rgba(150, 150, 150, 0.01));
    --gradient-text: linear-gradient(90deg, #ffffff, #a3a3a3);

    /* Bordes B&W */
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-active: rgba(255, 255, 255, 0.3);

    /* Sombras B&W */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 40px rgba(255, 255, 255, 0.1);

    /* Tipografía */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;
    --font-size-6xl: 4.5rem;

    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Bordes redondeados */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    /* Transiciones */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Z-index */
    --z-header: 1000;
    --z-modal: 1100;
    --z-tooltip: 1200;

    /* Container */
    --container-max-width: 1200px;
    --container-padding: 1.5rem;

    /* Header */
    --header-height: 80px;
}

/* ============================================
   2. RESET Y BASE STYLES
============================================= */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Background Pattern B&W - Más sutil */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse at top left, rgba(255, 255, 255, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(255, 255, 255, 0.02) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}


/* NETWORK BACKGROUND */
#network-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: auto;
    opacity: 0.7;
}

/* Efecto de overlay para mejor contraste del contenido */
.network-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center,
            transparent 0%,
            rgba(10, 10, 10, 0.2) 60%,
            rgba(10, 10, 10, 0.5) 100%);
    z-index: 1;
    pointer-events: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

ul {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

input,
textarea {
    font-family: inherit;
    font-size: inherit;
}

/* ============================================
   3. CONTAINER Y LAYOUT
============================================= */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--spacing-4xl) 0;
    position: relative;
    z-index: 2;
}

/* ============================================
   4. TIPOGRAFÍA
============================================= */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-primary);
}

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section__subtitle {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.section__title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
}

.section__line {
    width: 60px;
    height: 3px;
    background: var(--gradient-primary);
    margin: 0 auto;
    border-radius: var(--radius-full);
}

.section__hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    font-weight: 400;
    letter-spacing: 0.5px;
}

.section__hint i {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    animation: hint-pulse 2s ease-in-out infinite;
}

@keyframes hint-pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.7;
    }

    50% {
        transform: scale(1.15);
        opacity: 1;
    }
}


/* ============================================
   5. BOTONES B&W
============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn i {
    font-size: 1.1em;
}

.btn--primary {
    background: #ffffff;
    color: #0a0a0a;
    box-shadow: var(--shadow-md), 0 0 30px rgba(255, 255, 255, 0.15);
}

.btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), 0 0 50px rgba(255, 255, 255, 0.25);
    background: #f0f0f0;
}

.btn--primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.btn--secondary {
    background: transparent;
    color: var(--color-text-primary);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn--secondary:hover {
    border-color: #ffffff;
    color: #ffffff;
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.btn--full {
    width: 100%;
}

/* ============================================
   6. HEADER / NAVEGACIÓN B&W
============================================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    z-index: var(--z-header);
    transition: var(--transition-base);
}

.header.scrolled {
    height: 70px;
    background: rgba(10, 10, 10, 0.98);
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

/* Logo B&W */
.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    z-index: 10;
}

.logo__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: #ffffff;
    border-radius: var(--radius-md);
    font-weight: 800;
    font-size: var(--font-size-lg);
    color: #0a0a0a;
    box-shadow: var(--shadow-sm), 0 0 20px rgba(255, 255, 255, 0.1);
}

/* Estilos del Logo */
.nav__logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    gap: 0.75rem;
}

/* Imagen del Logo */
.nav__logo-img {
    height: 50px;
    width: auto;
    max-width: 250px;
    object-fit: contain;
}

/* Texto del Logo */
.logo__text {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-text-primary);
    letter-spacing: -0.5px;
}


/* Menú de Navegación */
.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav__link {
    position: relative;
    font-weight: 500;
    color: var(--color-text-secondary);
    padding: var(--spacing-sm) 0;
    transition: var(--transition-base);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: #ffffff;
    transition: var(--transition-base);
    border-radius: var(--radius-full);
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-text-primary);
}

.nav__link:hover::after,
.nav__link.active::after {
    width: 100%;
}

/* Botones Móvil */
.nav__toggle {
    display: none;
    font-size: var(--font-size-xl);
    color: var(--color-text-primary);
    z-index: 10;
}

.nav__close {
    display: none;
    font-size: var(--font-size-xl);
    color: var(--color-text-primary);
    position: absolute;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
}

/* ============================================
   7. HERO SECTION B&W
============================================= */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero__content {
    z-index: 2;
}

.hero__subtitle {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    backdrop-filter: blur(10px);
}

.hero__title {
    font-size: var(--font-size-6xl);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.hero__title-highlight {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.hero__description .typing-text {
    color: var(--color-text-primary);
    font-weight: 500;
}

.hero__buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

/* Hero Social Links B&W */
.hero__social {
    display: flex;
    gap: var(--spacing-md);
}

.hero__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    transition: var(--transition-base);
    backdrop-filter: blur(10px);
}

.hero__social-link:hover {
    background: #ffffff;
    border-color: #ffffff;
    color: #0a0a0a;
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.2);
}

/* Hero Image / Blob B&W */
.hero__image {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero__blob {
    position: relative;
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #ffffff, #404040);
    border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    animation: blob-morph 8s ease-in-out infinite;
    box-shadow: 0 0 60px rgba(255, 255, 255, 0.15);
}

.hero__blob-inner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    height: 90%;
    background: var(--color-bg-primary);
    border-radius: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero__blob-inner i {
    font-size: 8rem;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes blob-morph {

    0%,
    100% {
        border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    }

    50% {
        border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%;
    }
}

/* Floating Elements B&W */
.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
}

.floating-element {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-2xl);
    color: var(--color-text-secondary);
    backdrop-filter: blur(10px);
    animation: float 6s ease-in-out infinite;
    animation-delay: var(--delay);
}

.floating-element:nth-child(1) {
    top: 10%;
    left: 0;
}

.floating-element:nth-child(2) {
    top: 0;
    right: 10%;
}

.floating-element:nth-child(3) {
    bottom: 20%;
    left: -10%;
}

.floating-element:nth-child(4) {
    bottom: 5%;
    right: 5%;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

/* Hero Scroll Indicator */
.hero__scroll {
    position: absolute;
    bottom: var(--spacing-2xl);
    left: 50%;
    transform: translateX(-50%);
}

.hero__scroll-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    animation: scroll-bounce 2s ease-in-out infinite;
}

.hero__scroll-link i {
    font-size: var(--font-size-lg);
}

@keyframes scroll-bounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(10px);
    }
}

/* ============================================
   8. ABOUT SECTION B&W
============================================= */
.about {
    background: var(--color-bg-secondary);
}

.about__container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.about__image-wrapper {
    position: relative;
}

.about__image {
    position: relative;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
}

.about__avatar {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-xl);
    position: relative;
    padding: 4px;
    background: linear-gradient(135deg, #ffffff, #404040);
    box-shadow:
        0 20px 50px rgba(255, 255, 255, 0.1),
        0 0 0 1px rgba(255, 255, 255, 0.05);
    transition: var(--transition-base);
}

.about__avatar:hover {
    transform: scale(1.02);
    box-shadow:
        0 25px 60px rgba(255, 255, 255, 0.15),
        0 0 60px rgba(255, 255, 255, 0.1);
}

.about__photo {
    width: 100%;
    height: auto;
    object-fit: contain;
    border-radius: calc(var(--radius-xl) - 4px);
    filter: grayscale(100%) contrast(1.1);
    transition: var(--transition-base);
}

.about__avatar:hover .about__photo {
    filter: grayscale(50%) contrast(1.15);
}



/* About Content */
.about__title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
}

.about__description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.about__description strong {
    color: #ffffff;
}

/* Info Cards B&W */
.about__info-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.info-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.info-card:hover {
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.info-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: #ffffff;
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.info-card__icon i {
    font-size: var(--font-size-xl);
    color: #0a0a0a;
}

.info-card__content h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.info-card__content p {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* ============================================
   9. SKILLS SECTION B&W
============================================= */
.skills__container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3xl);
}

.skills__category {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
}

.skills__category-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xl);
    color: var(--color-text-primary);
}

.skills__category-title i {
    color: #ffffff;
}

.skills__list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
}

.skills__list--soft {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Skill Card B&W */
.skill-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--color-bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
    cursor: default;
}

.skill-card:hover {
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.skill-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    transition: var(--transition-base);
}

.skill-card:hover .skill-card__icon {
    background: #ffffff;
    border-color: #ffffff;
}

.skill-card__icon i {
    font-size: var(--font-size-2xl);
    color: var(--color-text-secondary) !important;
    transition: var(--transition-base);
}

.skill-card:hover .skill-card__icon i {
    color: #0a0a0a !important;
}

/* Flutter SVG icon B&W */
.flutter-icon svg {
    transition: var(--transition-base);
    fill: var(--color-text-secondary) !important;
}

.skill-card:hover .flutter-icon svg {
    fill: #0a0a0a !important;
}

.skill-card__title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.skill-card__description {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

.skill-card__level {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    margin-top: var(--spacing-sm);
    overflow: hidden;
}

.skill-card__progress {
    height: 100%;
    background: linear-gradient(90deg, #ffffff, #a3a3a3);
    border-radius: var(--radius-full);
    transition: width 1s ease;
}

/* Soft Skill Cards */
.skill-card--soft {
    flex-direction: row;
    text-align: left;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
}

.skill-card--soft .skill-card__icon {
    margin-bottom: 0;
    flex-shrink: 0;
}

/* ============================================
   10. PROJECTS SECTION B&W
============================================= */
.projects {
    background: var(--color-bg-secondary);
}

.projects__container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.project-card {
    background: var(--color-bg-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: var(--transition-base);
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 20px 50px rgba(255, 255, 255, 0.05);
}

.project-card__image {
    position: relative;
    height: 200px;
    background: var(--gradient-card);
    overflow: hidden;
}

.project-card__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, var(--color-bg-primary), transparent);
    display: flex;
    align-items: flex-start;
    padding: var(--spacing-md);
    z-index: 2;
}

.project-card__category {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-md);
    background: #ffffff;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: #0a0a0a;
}

.project-card__placeholder {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 4rem;
    color: var(--color-text-muted);
    opacity: 0.2;
}

.project-card__content {
    padding: var(--spacing-xl);
}

.project-card__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.project-card__description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.project-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.tag {
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.project-card__btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-primary);
    transition: var(--transition-base);
}

.project-card__btn:hover {
    background: #ffffff;
    border-color: #ffffff;
    color: #0a0a0a;
}

.project-card__btn--disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ============================================
   11. CONTACT SECTION B&W
============================================= */
.contact__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
}

.contact__info-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.contact__info-description {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

/* Contact Cards B&W */
.contact__cards {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.contact-card:hover {
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateX(10px);
}

.contact-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: #ffffff;
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.contact-card__icon i {
    font-size: var(--font-size-xl);
    color: #0a0a0a;
}

.contact-card__content h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.contact-card__content a {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.contact-card__content a:hover {
    color: #ffffff;
}

/* Contact Form B&W */
.contact__form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    padding: var(--spacing-2xl);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-xl);
}

.form__group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form__label {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-primary);
}

.form__input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.form__input-wrapper i {
    position: absolute;
    left: var(--spacing-lg);
    font-size: var(--font-size-base);
    color: var(--color-text-muted);
    transition: var(--transition-base);
}

.form__input-wrapper--textarea i {
    top: var(--spacing-lg);
}

.form__input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    padding-left: 3rem;
    background: var(--color-bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    transition: var(--transition-base);
}

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

.form__input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.form__input:focus+i,
.form__input-wrapper:focus-within i {
    color: #ffffff;
}

.form__textarea {
    min-height: 150px;
    resize: vertical;
}

/* ============================================
   12. FOOTER B&W
============================================= */
.footer {
    background: var(--color-bg-tertiary);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
    position: relative;
    z-index: 10;
}

.footer__container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-2xl);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.footer__description {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    max-width: 300px;
}

.footer__title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
}

.footer__menu {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer__menu a {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.footer__menu a:hover {
    color: #ffffff;
    transform: translateX(5px);
}

/* Footer Social B&W */
.footer__social-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    transition: var(--transition-base);
}

.footer__social-link:hover {
    background: #ffffff;
    border-color: #ffffff;
    color: #0a0a0a;
    transform: translateY(-5px);
}

/* Copyright */
.footer__copyright {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer__copyright p {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* ============================================
   13. SCROLL TO TOP BUTTON B&W
============================================= */
.scroll-top {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: #ffffff;
    border-radius: var(--radius-full);
    color: #0a0a0a;
    font-size: var(--font-size-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition-base);
    box-shadow: var(--shadow-md), 0 0 30px rgba(255, 255, 255, 0.1);
    z-index: var(--z-header);
}

.scroll-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), 0 0 50px rgba(255, 255, 255, 0.2);
}

/* ============================================
   14. ANIMACIONES
============================================= */
.animate-fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fade-in 0.8s ease forwards;
}

.animate-fade-in:nth-child(1) {
    animation-delay: 0.1s;
}

.animate-fade-in:nth-child(2) {
    animation-delay: 0.2s;
}

.animate-fade-in:nth-child(3) {
    animation-delay: 0.3s;
}

.animate-fade-in:nth-child(4) {
    animation-delay: 0.4s;
}

.animate-fade-in:nth-child(5) {
    animation-delay: 0.5s;
}

@keyframes fade-in {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   15. RESPONSIVE DESIGN
============================================= */

/* Tablets (max-width: 1024px) */
@media screen and (max-width: 1024px) {
    :root {
        --font-size-6xl: 3.5rem;
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
    }

    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero__content {
        order: 2;
    }

    .hero__image {
        order: 1;
        margin-bottom: var(--spacing-xl);
    }

    .hero__blob {
        width: 300px;
        height: 300px;
    }

    .hero__blob-inner i {
        font-size: 5rem;
    }

    .hero__buttons {
        justify-content: center;
    }

    .hero__social {
        justify-content: center;
    }

    .about__container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-2xl);
    }

    .about__image-wrapper {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .about__image {
        max-width: 280px;
    }



    .about__info-cards {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto var(--spacing-xl);
    }

    .info-card {
        justify-content: center;
    }

    .about__content {
        max-width: 600px;
        margin: 0 auto;
    }

    .projects__container {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .contact__container {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .contact__info {
        text-align: center;
    }

    .contact__cards {
        width: 100%;
        max-width: 100%;
        margin: 0;
    }

    .contact__form {
        width: 100%;
        margin: 0;
    }

    .footer__container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-2xl);
    }

    .footer__brand {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .footer__description {
        max-width: none;
    }

    .footer__social-links {
        justify-content: center;
    }

    .footer__logo {
        justify-content: center;
    }
}

/* Mobile (max-width: 768px) */
@media screen and (max-width: 768px) {
    :root {
        --font-size-6xl: 2.5rem;
        --font-size-5xl: 2rem;
        --font-size-4xl: 1.75rem;
        --container-padding: 1rem;
        --spacing-4xl: 4rem;
    }

    /* Prevent horizontal overflow */
    html,
    body {
        overflow-x: hidden;
    }

    /* Network Background - Mobile optimizations */
    #network-bg {
        opacity: 0.6;
        /* Mejora renderizado en móviles */
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }

    /* Navigation Mobile */
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--color-bg-secondary);
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-xl);
        padding: var(--spacing-2xl);
        border-left: 1px solid rgba(255, 255, 255, 0.05);
        transition: var(--transition-slow);
        z-index: calc(var(--z-header) + 10);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
    }

    .nav__menu.show-menu {
        right: 0;
    }

    .nav__toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
    }

    .nav__close {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        position: absolute;
        top: var(--spacing-xl);
        right: var(--spacing-xl);
        font-size: var(--font-size-xl);
        color: var(--color-text-primary);
        background: transparent;
        border: none;
        cursor: pointer;
    }

    /* Hero Mobile */
    .hero {
        padding-bottom: var(--spacing-3xl);
    }

    .hero__blob {
        width: 220px;
        height: 220px;
    }

    .hero__blob-inner i {
        font-size: 3.5rem;
    }

    .floating-elements {
        display: none;
    }

    .hero__buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero__buttons .btn {
        width: 100%;
        max-width: 280px;
    }

    .hero__description {
        font-size: var(--font-size-base);
    }

    .hero__scroll {
        display: none;
    }

    /* About Mobile */
    .about__image {
        max-width: 240px;
    }



    /* Skills Mobile */
    .skills__list {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .skills__list--soft {
        grid-template-columns: 1fr;
    }

    /* Soft Skills Cards Mobile Improvements */
    .skill-card {
        padding: var(--spacing-md);
        min-height: 140px;
    }

    .skill-card__icon {
        width: 48px;
        height: 48px;
        margin-bottom: var(--spacing-sm);
    }

    .skill-card__icon i {
        font-size: var(--font-size-xl);
    }

    .skill-card__info {
        width: 100%;
        flex: 1;
    }

    .skill-card__title {
        font-size: var(--font-size-sm);
    }

    .skill-card__description {
        font-size: 0.7rem;
        line-height: 1.4;
    }

    .skill-card__level {
        width: 100%;
        height: 4px;
        background: rgba(255, 255, 255, 0.1);
        border-radius: var(--radius-full);
        margin-top: var(--spacing-sm);
    }

    .skill-card__progress {
        height: 100%;
        background: linear-gradient(90deg, #ffffff, #a3a3a3);
        border-radius: var(--radius-full);
    }

    /* Contact Form Mobile */
    .contact__form {
        padding: var(--spacing-lg);
        margin: 0 auto;
        width: 100%;
    }

    .contact__container {
        gap: var(--spacing-xl);
        padding: 0;
    }

    .contact__info {
        text-align: center;
        padding: 0 var(--spacing-sm);
    }

    .contact__cards {
        max-width: 100%;
        width: 100%;
    }

    .contact-card {
        margin: 0;
    }

    /* Centrar mejor el formulario */
    .form__group {
        width: 100%;
    }

    .form__row {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    /* Scroll Top Mobile */
    .scroll-top {
        width: 45px;
        height: 45px;
        bottom: var(--spacing-lg);
        right: var(--spacing-lg);
    }
}

/* Small Mobile (max-width: 480px) */
@media screen and (max-width: 480px) {
    :root {
        --font-size-6xl: 2rem;
        --font-size-5xl: 1.75rem;
        --font-size-4xl: 1.5rem;
        --font-size-3xl: 1.25rem;
    }

    .hero__blob {
        width: 180px;
        height: 180px;
    }

    .hero__blob-inner i {
        font-size: 3rem;
    }

    .about__image {
        max-width: 200px;
    }

    .skills__list {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }

    .skill-card {
        padding: var(--spacing-sm);
        min-height: 120px;
    }

    .skill-card__icon {
        width: 36px;
        height: 36px;
        margin-bottom: var(--spacing-xs);
    }

    .skill-card__icon i {
        font-size: var(--font-size-base);
    }

    .skill-card__title {
        font-size: 0.7rem;
        margin-bottom: 2px;
    }

    .skill-card__description {
        font-size: 0.55rem;
        line-height: 1.3;
    }

    .skill-card__level {
        height: 3px;
        margin-top: var(--spacing-xs);
    }

    /* Contact Form Small Mobile */
    .contact__form {
        padding: var(--spacing-md);
    }

    .form__input {
        padding: var(--spacing-sm) var(--spacing-md);
        padding-left: 2.5rem;
        font-size: var(--font-size-sm);
    }

    .form__input-wrapper i {
        left: var(--spacing-md);
        font-size: var(--font-size-sm);
    }

    .form__label {
        font-size: var(--font-size-xs);
    }

    .form__textarea {
        min-height: 100px;
    }

    /* Contact Cards Small Mobile */
    .contact-card {
        padding: var(--spacing-md);
        gap: var(--spacing-md);
    }

    .contact-card__icon {
        width: 40px;
        height: 40px;
    }

    .contact-card__icon i {
        font-size: var(--font-size-base);
    }

    .contact-card__content h4 {
        font-size: var(--font-size-xs);
    }

    .contact-card__content span {
        font-size: var(--font-size-xs);
    }

    /* Centrado de sección contacto en móvil pequeño */
    .contact__container {
        padding: 0;
    }

    .contact__info {
        padding: 0;
    }

    .contact__info-title {
        font-size: var(--font-size-xl);
    }

    .contact__info-description {
        font-size: var(--font-size-sm);
    }
}

/* Extra Small / Foldable Phones (max-width: 360px) */
@media screen and (max-width: 360px) {
    :root {
        --font-size-6xl: 1.75rem;
        --font-size-5xl: 1.5rem;
        --font-size-4xl: 1.25rem;
        --font-size-3xl: 1.1rem;
        --container-padding: 0.75rem;
    }

    /* Skills en una columna para pantallas muy estrechas */
    .skills__list {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .skill-card {
        padding: var(--spacing-md);
        min-height: auto;
        flex-direction: row;
        text-align: left;
        gap: var(--spacing-md);
    }

    .skill-card__icon {
        width: 40px;
        height: 40px;
        margin-bottom: 0;
        flex-shrink: 0;
    }

    .skill-card__info {
        flex: 1;
        min-width: 0;
    }

    .skill-card__title {
        font-size: var(--font-size-sm);
    }

    .skill-card__description {
        font-size: 0.65rem;
    }

    .skill-card__level {
        margin-top: var(--spacing-xs);
    }

    /* Contact Section - Extra compacto */
    .contact__form {
        padding: var(--spacing-sm);
    }

    .form__input {
        padding: var(--spacing-sm);
        padding-left: 2.25rem;
        font-size: var(--font-size-xs);
    }

    .form__input-wrapper i {
        left: var(--spacing-sm);
    }

    .form__textarea {
        min-height: 80px;
    }

    .contact-card {
        padding: var(--spacing-sm);
        gap: var(--spacing-sm);
    }

    .contact-card__icon {
        width: 36px;
        height: 36px;
    }

    .contact-card__content h4 {
        font-size: 0.65rem;
    }

    .contact-card__content span {
        font-size: 0.6rem;
        word-break: break-word;
    }

    .contact-card__arrow {
        display: none;
    }

    /* Hero ajustes */
    .hero__image-frame {
        width: 160px;
        height: 160px;
    }

    .hero__image-placeholder i {
        font-size: 4rem;
    }

    .hero__buttons .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
    }

    /* Section headers más compactos */
    .section__header {
        margin-bottom: var(--spacing-xl);
    }

    .section__title {
        font-size: var(--font-size-2xl);
    }

    /* Timeline más compacto */
    .timeline__content {
        padding: var(--spacing-sm);
    }

    .timeline__title {
        font-size: var(--font-size-base);
    }

    .timeline__marker {
        width: 35px;
        height: 35px;
        font-size: var(--font-size-sm);
    }

    /* Projects más compacto */
    .project-card__content {
        padding: var(--spacing-md);
    }

    .project-card__title {
        font-size: var(--font-size-base);
    }

    /* Info cards en about */
    .info-card {
        padding: var(--spacing-md);
    }

    .info-card__icon {
        width: 40px;
        height: 40px;
    }
}

/* ============================================
   16. NUEVOS COMPONENTES
============================================= */

/* Preloader - Terminal Style */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader__terminal {
    width: 450px;
    max-width: 90vw;
    background: #1a1a1a;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.1);
    font-family: 'Fira Code', 'Monaco', 'Consolas', monospace;
}

.terminal__header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: #2a2a2a;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.terminal__icon {
    width: 25px;
    height: 25px;
    object-fit: contain;
    opacity: 0.8;
}

.terminal__buttons {
    display: flex;
    gap: 8px;
}

.terminal__btn {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.terminal__btn--red {
    background: #ff5f56;
}

.terminal__btn--yellow {
    background: #ffbd2e;
}

.terminal__btn--green {
    background: #27ca40;
}

.terminal__title {
    font-size: 12px;
    color: #666;
    margin-left: auto;
}

.terminal__body {
    padding: 20px;
    min-height: 120px;
}

.terminal__line {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    font-size: 14px;
    line-height: 1.6;
}

.terminal__line--hidden {
    opacity: 0;
    transform: translateY(5px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

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

.terminal__prompt {
    color: #27ca40;
    font-weight: 600;
}

.terminal__code {
    color: #ffffff;
    position: relative;
}

.terminal__code::after {
    content: '|';
    color: #ffffff;
    animation: cursor-blink 0.8s infinite;
    margin-left: 2px;
}

.terminal__code.done::after {
    display: none;
}

.terminal__output {
    color: #888;
}

.terminal__success {
    color: #27ca40;
    font-weight: 600;
}

@keyframes cursor-blink {

    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0;
    }
}

@keyframes pulse {


    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.preloader__text {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

/* Cursor Personalizado */
.cursor,
.cursor-follower {
    display: none;
}

@media (hover: hover) and (pointer: fine) {
    .cursor {
        display: block;
        position: fixed;
        width: 8px;
        height: 8px;
        background: #ffffff;
        border-radius: 50%;
        pointer-events: none;
        z-index: 9999;
        transition: transform 0.1s ease;
    }

    .cursor-follower {
        display: block;
        position: fixed;
        width: 30px;
        height: 30px;
        border: 1px solid rgba(255, 255, 255, 0.5);
        border-radius: 50%;
        pointer-events: none;
        z-index: 9998;
        transition: transform 0.3s ease, width 0.3s ease, height 0.3s ease;
    }

    .cursor.hover {
        transform: scale(2);
    }

    .cursor-follower.hover {
        width: 50px;
        height: 50px;
        border-color: rgba(255, 255, 255, 0.8);
    }
}

/* Hero Status */
.hero__status {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-lg);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: blink 1.5s ease-in-out infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.3;
    }
}

.status-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* Hero Title Improved */
.hero__greeting {
    display: block;
    font-size: var(--font-size-xl);
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.hero__name {
    display: block;
    font-size: var(--font-size-5xl);
    font-weight: 800;
}

.hero__title-highlight {
    display: block;
}

/* Hero Roles Animation */
.hero__roles {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
}

.hero__role-prefix {
    color: var(--color-text-secondary);
}

.hero__role-wrapper {
    display: flex;
    align-items: center;
}

.hero__role {
    color: var(--color-text-primary);
    font-weight: 600;
}

.hero__cursor {
    color: #ffffff;
    animation: cursor-blink 0.8s infinite;
}

@keyframes cursor-blink {

    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0;
    }
}

/* Hero Visual */
.hero__visual {
    position: relative;
}

.hero__image-container {
    position: relative;
}

.hero__image-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(40px);
}

.hero__image-frame {
    position: relative;
    width: 350px;
    height: 350px;
    margin: 0 auto;
    padding: 5px;
    background: linear-gradient(135deg, #ffffff, #404040);
    border-radius: 50%;
    box-shadow: 0 25px 80px rgba(255, 255, 255, 0.15);
}

.hero__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    filter: grayscale(100%) contrast(1.1);
    transition: var(--transition-base);
}

.hero__image-frame:hover .hero__image {
    filter: grayscale(30%) contrast(1.15);
}

/* Hero Badges */
.hero__badge {
    position: absolute;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: #ffffff;
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: #0a0a0a;
    box-shadow: var(--shadow-lg);
    animation: float 4s ease-in-out infinite;
}

.hero__badge i {
    font-size: var(--font-size-base);
}

.hero__badge--aws {
    top: 10%;
    right: -10%;
    animation-delay: 0s;
}

.hero__badge--cisco {
    bottom: 15%;
    left: -5%;
    animation-delay: 2s;
}

/* Hero Social Improved */
.hero__social {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.hero__social-label {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

.hero__social-links {
    display: flex;
    gap: var(--spacing-md);
}

/* Hero Scroll Improved */
.hero__scroll-text {
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero__scroll-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.hero__scroll-icon i:last-child {
    animation: scroll-bounce 2s ease-in-out infinite;
}

/* Hero Background Shapes */
.hero__bg-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.03;
}

.shape--1 {
    width: 600px;
    height: 600px;
    background: #ffffff;
    top: -200px;
    right: -200px;
}

.shape--2 {
    width: 400px;
    height: 400px;
    background: #ffffff;
    bottom: -100px;
    left: -100px;
}

.shape--3 {
    width: 200px;
    height: 200px;
    background: #ffffff;
    top: 50%;
    left: 50%;
}

/* Button Outline */
.btn--outline {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn--outline:hover {
    border-color: #ffffff;
    background: rgba(255, 255, 255, 0.05);
}

/* Stats Section */
.stats {
    padding: var(--spacing-3xl) 0;
    background: var(--color-bg-tertiary);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.stats__container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.stat-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.stat-card__number {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 2px;
    margin-bottom: var(--spacing-sm);
}

.stat-card__number .counter {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card__symbol {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--color-text-secondary);
}

.stat-card__label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* Section Number */
.section__number {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xs);
}

/* About Description with paragraphs */
.about__description p {
    margin-bottom: var(--spacing-md);
}

.about__description p:last-child {
    margin-bottom: 0;
}

/* About Facts */
.about__facts {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.fact {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.fact i {
    color: var(--color-text-primary);
}

/* About Certifications */
.about__certifications {
    margin-top: var(--spacing-xl);
}

.about__certifications-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
}

.about__info-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.info-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
    min-height: 180px;
}

.info-card:hover {
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.info-card__icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-sm);
}

.info-card__icon i {
    font-size: 1.8rem;
    color: #ffffff;
}

.info-card__content {
    flex: 1;
}

.info-card__content h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

.info-card__content p {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.info-card__badge {
    color: #22c55e;
    font-size: 1.2rem;
}

/* About Image Decoration */
.about__image-decoration {
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: calc(var(--radius-xl) + 10px);
    pointer-events: none;
}

/* Experience Badge Improved */


/* Timeline Section */
.experience {
    background: var(--color-bg-secondary);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, transparent, rgba(255, 255, 255, 0.2), transparent);
}

.timeline__item {
    position: relative;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.timeline__item:nth-child(odd) .timeline__content {
    grid-column: 1;
    text-align: right;
}

.timeline__item:nth-child(odd) .timeline__marker {
    grid-column: 2;
}

.timeline__item:nth-child(even) .timeline__content {
    grid-column: 3;
}

.timeline__item:nth-child(even) .timeline__marker {
    grid-column: 2;
}

.timeline__marker {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: #ffffff;
    border-radius: 50%;
    color: #0a0a0a;
    font-size: var(--font-size-lg);
    z-index: 1;
    box-shadow: var(--shadow-md);
}

.timeline__content {
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.timeline__content:hover {
    border-color: rgba(255, 255, 255, 0.2);
}

.timeline__date {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.timeline__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.timeline__company {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

.timeline__description {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-md);
}

.timeline__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

/* Skills Category Improvements */
.skills__category-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.skills__category-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: #ffffff;
    border-radius: var(--radius-md);
    color: #0a0a0a;
    font-size: var(--font-size-xl);
}

/* Skill Card with Progress */
.skill-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--color-bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.skill-card__info {
    margin-bottom: var(--spacing-sm);
}

.skill-card__level {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-top: var(--spacing-sm);
}

.skill-card__progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    width: 0;
    transition: width 1s ease;
}

/* Soft Skills */
.skills__category--soft {
    background: transparent;
    border: none;
    padding: 0;
}

.skills__list--soft {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.soft-skill {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: var(--transition-base);
    cursor: default;
    position: relative;
    overflow: hidden;
}

.soft-skill::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 2px;
    height: 100%;
    background: var(--color-text-primary);
    opacity: 0;
    transition: var(--transition-base);
}

.soft-skill:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.4);
    color: var(--color-text-primary);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.soft-skill:hover::before {
    opacity: 1;
}

.soft-skill i {
    font-size: 1.1em;
    color: var(--color-text-muted);
    transition: var(--transition-base);
}

.soft-skill:hover i {
    color: #ffffff;
    transform: scale(1.1);
}

/* Projects Filter */
.projects__filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
    background: #ffffff;
    border-color: #ffffff;
    color: #0a0a0a;
}

/* Project Card Improvements */
.project-card__actions {
    display: flex;
    gap: var(--spacing-md);
}

.project-card__action {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: #ffffff;
    border-radius: 50%;
    color: #0a0a0a;
    font-size: var(--font-size-base);
    transition: var(--transition-base);
    transform: translateY(20px);
    opacity: 0;
}

.project-card:hover .project-card__action {
    transform: translateY(0);
    opacity: 1;
}

.project-card__action:nth-child(2) {
    transition-delay: 0.1s;
}

.project-card__action:hover {
    transform: scale(1.1);
}

.project-card__overlay {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.8);
    opacity: 0;
    transition: var(--transition-base);
}

.project-card:hover .project-card__overlay {
    opacity: 1;
}

.project-card__overlay--coming {
    opacity: 1;
    background: rgba(0, 0, 0, 0.9);
}

.project-card__coming-soon {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-muted);
}

.project-card__coming-soon i {
    font-size: var(--font-size-2xl);
}

.project-card__category {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    z-index: 3;
}

/* Projects More */
.projects__more {
    text-align: center;
    margin-top: var(--spacing-2xl);
}

/* Contact Improvements */
.contact-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
    text-decoration: none;
}

.contact-card:hover {
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateX(10px);
}

.contact-card__arrow {
    margin-left: auto;
    color: var(--color-text-muted);
    transition: var(--transition-base);
}

.contact-card:hover .contact-card__arrow {
    color: var(--color-text-primary);
    transform: translateX(5px);
}

.contact-card__content span {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* Contact Social */
.contact__social {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.contact__social-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.contact__social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.contact__social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    transition: var(--transition-base);
}

.contact__social-link:hover {
    background: #ffffff;
    border-color: #ffffff;
    color: #0a0a0a;
}

/* Form Row */
.form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

/* Form Message */
.form__message {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
    display: none;
}

.form__message.success {
    display: block;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #22c55e;
}

.form__message.error {
    display: block;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

/* Footer Improvements */
.footer__container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer__brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.footer__brand .footer__social-links {
    margin-top: var(--spacing-lg);
    justify-content: center;
}

.footer__contact-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer__contact-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

.footer__contact-list a:hover {
    color: #ffffff;
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer__credits {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.footer__credits i {
    color: #ef4444;
}

/* Navigation Progress */
.nav__progress {
    display: none;
}

/* Hamburger Lines */
.hamburger-line {
    display: block;
    width: 25px;
    height: 2px;
    background: #ffffff;
    margin: 5px 0;
    transition: var(--transition-base);
}

/* Responsive for new elements */
@media screen and (max-width: 1024px) {
    .stats__container {
        grid-template-columns: repeat(2, 1fr);
    }

    .timeline::before {
        left: 25px;
    }

    .timeline__item {
        grid-template-columns: auto 1fr;
    }

    .timeline__item:nth-child(odd) .timeline__content,
    .timeline__item:nth-child(even) .timeline__content {
        grid-column: 2;
        text-align: left;
    }

    .timeline__item:nth-child(odd) .timeline__marker,
    .timeline__item:nth-child(even) .timeline__marker {
        grid-column: 1;
    }

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

    .hero__image-frame {
        width: 280px;
        height: 280px;
    }

    .hero__badge--aws {
        right: 0;
    }

    .hero__badge--cisco {
        left: 0;
    }
}

@media screen and (max-width: 768px) {
    .stats__container {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .stat-card {
        padding: var(--spacing-md);
    }

    .stat-card__number .counter {
        font-size: var(--font-size-2xl);
    }

    .hero__visual {
        order: -1;
        margin-top: var(--spacing-2xl);
        margin-bottom: var(--spacing-3xl);
    }

    .hero__container {
        text-align: center;
    }

    .hero__roles {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .hero__buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero__social {
        flex-direction: column;
        align-items: center;
    }

    .hero__image-frame {
        width: 200px;
        height: 200px;
    }

    .hero__badge {
        display: none;
    }

    .timeline__marker {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-base);
    }

    .projects__filters {
        flex-wrap: wrap;
    }

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

    .footer__container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer__brand {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .footer__social-links {
        justify-content: center;
    }

    .footer__bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

@media screen and (max-width: 480px) {
    .stats__container {
        grid-template-columns: 1fr 1fr;
    }

    .timeline__content {
        padding: var(--spacing-md);
    }

    .hero__image-glow {
        width: 200px;
        height: 200px;
    }
}


.hero__image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
    border-radius: 50%;
}

.hero__image-placeholder i {
    font-size: 8rem;
    color: rgba(255, 255, 255, 0.3);
}

.about__photo-placeholder {
    width: 100%;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
    border-radius: calc(var(--radius-xl) - 4px);
}

.about__photo-placeholder i {
    font-size: 6rem;
    color: rgba(255, 255, 255, 0.3);
}

@media screen and (max-width: 768px) {
    .hero__image-placeholder i {
        font-size: 5rem;
    }

    .about__photo-placeholder {
        height: 200px;
    }

    .about__photo-placeholder i {
        font-size: 4rem;
    }

    /* Certificaciones en una columna en móvil */
    .about__info-cards {
        grid-template-columns: 1fr;
    }

    .info-card {
        flex-direction: row;
        text-align: left;
        min-height: auto;
        padding: var(--spacing-lg);
    }

    .info-card__icon {
        width: 50px;
        height: 50px;
        margin-bottom: 0;
    }

    .info-card__icon i {
        font-size: 1.4rem;
    }

    .info-card:hover {
        transform: translateX(10px);
    }
}