/* ================================
   VARIABLES Y RESET
   ================================ */

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

:root {
    /* Colores del Tema - Claro (Default) */
    --is-dark: 0;

    /* Base Colors */
    --background: #f8fafc;
    /* Slate 50 */
    --surface: #ffffff;
    /* White */
    --surface-dim: #f1f5f9;
    /* Slate 100 */
    --surface-bright: #ffffff;

    --surface-container-lowest: #ffffff;
    --surface-container-low: #f8fafc;
    --surface-container: #f1f5f9;
    --surface-container-high: #e2e8f0;
    /* Slate 200 */
    --surface-container-highest: #cbd5e1;
    /* Slate 300 */

    --on-surface: #0f172a;
    /* Slate 900 */
    --on-background: #0f172a;
    --on-surface-variant: #475569;
    /* Slate 600 */
    --outline: #94a3b8;
    /* Slate 400 */
    --outline-variant: #cbd5e1;

    /* Accent: Professional Clear Blue & Teal */
    --primary: #0284c7;
    /* Sky 600 */
    --primary-rgb: 2, 132, 199;
    --primary-container: #e0f2fe;
    /* Sky 100 */
    --primary-container-rgb: 224, 242, 254;
    --on-primary: #ffffff;
    --on-primary-container: #0369a1;
    /* Sky 700 */

    --secondary: #0d9488;
    /* Teal 600 */
    --secondary-rgb: 13, 148, 136;
    --secondary-container: #ccfbf1;
    /* Teal 100 */
    --secondary-container-rgb: 204, 251, 241;
    --on-secondary: #ffffff;
    --on-secondary-container: #115e59;
    /* Teal 800 */

    --tertiary: #4f46e5;
    /* Indigo 600 */
    --tertiary-container: #e0e7ff;
    --on-tertiary: #ffffff;
    --on-tertiary-container: #3730a3;

    /* Interactive / Card States */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(148, 163, 184, 0.2);
    --card-bg: rgba(255, 255, 255, 0.6);
    --card-hover-border: rgba(2, 132, 199, 0.4);
    --input-bg: rgba(241, 245, 249, 0.6);
    --nav-bg: rgba(255, 255, 255, 0.85);
    --cta-bg: rgba(2, 132, 199, 0.08);
    --cta-border: rgba(2, 132, 199, 0.15);
    --footer-bg: var(--surface-container-lowest);

    /* Fixed states */
    --primary-fixed: #e0f2fe;
    --primary-fixed-dim: #bae6fd;
    --on-primary-fixed: #0369a1;
    --on-primary-fixed-variant: #0284c7;
    --secondary-fixed: #ccfbf1;
    --secondary-fixed-dim: #99f6e4;
    --on-secondary-fixed: #115e59;
    --on-secondary-fixed-variant: #0d9488;

    --error: #ba1a1a;
    --error-container: #ffdad6;
    --on-error: #ffffff;
    --on-error-container: #410002;
    --inverse-primary: #bae6fd;
    --inverse-surface: #0f172a;
    --inverse-on-surface: #f8fafc;
    --surface-tint: #0284c7;

    /* Espaciado */
    --stack-md: 16px;
    --stack-sm: 8px;
    --stack-lg: 32px;
    --container-max: 1200px;
    --section-padding: 80px;
    --gutter: 24px;

    /* Botones CTA */
    --btn-cta-bg: #0ea5e9;
    --btn-cta-bg-hover: #0284c7;
    --btn-cta-color: #ffffff;
    --btn-cta-shadow: rgba(14, 165, 233, 0.35);
    --btn-cta-shadow-hover: rgba(14, 165, 233, 0.55);
}

html.dark {
    /* Colores del Tema - Oscuro (Override) */
    --is-dark: 1;

    /* Base Colors */
    --background: #0f172a;
    /* Slate 900 */
    --surface: #1e293b;
    /* Slate 800 */
    --surface-dim: #0f172a;
    --surface-bright: #334155;

    --surface-container-lowest: #020617;
    /* Slate 950 */
    --surface-container-low: #0f172a;
    --surface-container: #1e293b;
    --surface-container-high: #334155;
    /* Slate 700 */
    --surface-container-highest: #475569;
    /* Slate 600 */

    --on-surface: #f8fafc;
    /* Slate 50 */
    --on-background: #f8fafc;
    --on-surface-variant: #cbd5e1;
    /* Slate 300 */
    --outline: #475569;
    /* Slate 600 */
    --outline-variant: #334155;

    /* Accent: Professional Clear Blue & Teal */
    --primary: #38bdf8;
    /* Sky 400 */
    --primary-rgb: 56, 189, 248;
    --primary-container: #0369a1;
    /* Sky 700 */
    --primary-container-rgb: 3, 105, 161;
    --on-primary: #0f172a;
    --on-primary-container: #e0f2fe;
    /* Sky 100 */

    --secondary: #2dd4bf;
    /* Teal 400 */
    --secondary-rgb: 45, 212, 191;
    --secondary-container: #115e59;
    /* Teal 800 */
    --secondary-container-rgb: 17, 94, 89;
    --on-secondary: #0f172a;
    --on-secondary-container: #ccfbf1;
    /* Teal 100 */

    --tertiary: #818cf8;
    /* Indigo 400 */
    --tertiary-container: #3730a3;
    --on-tertiary: #0f172a;
    --on-tertiary-container: #e0e7ff;

    /* Interactive / Card States */
    --glass-bg: rgba(15, 23, 42, 0.7);
    --glass-border: rgba(71, 85, 105, 0.2);
    --card-bg: rgba(30, 41, 59, 0.4);
    --card-hover-border: rgba(56, 189, 248, 0.4);
    --input-bg: rgba(15, 23, 42, 0.4);
    --nav-bg: rgba(15, 23, 42, 0.85);
    --cta-bg: rgba(56, 189, 248, 0.08);
    --cta-border: rgba(56, 189, 248, 0.15);
    --footer-bg: var(--nav-bg);

    /* Fixed states */
    --primary-fixed: #e0f2fe;
    --primary-fixed-dim: #bae6fd;
    --on-primary-fixed: #0369a1;
    --on-primary-fixed-variant: #0284c7;
    --secondary-fixed: #ccfbf1;
    --secondary-fixed-dim: #99f6e4;
    --on-secondary-fixed: #115e59;
    --on-secondary-fixed-variant: #0d9488;

    --error: #ffb4ab;
    --error-container: #93000a;
    --on-error: #690005;
    --on-error-container: #ffdad6;
    --inverse-primary: #0284c7;
    --inverse-surface: #f8fafc;
    --inverse-on-surface: #0f172a;
    --surface-tint: #38bdf8;

    /* Botones CTA - Modo Oscuro */
    --btn-cta-bg: #bae6fd;
    --btn-cta-bg-hover: #e0f2fe;
    --btn-cta-color: #0c4a6e;
    --btn-cta-shadow: rgba(186, 230, 253, 0.2);
    --btn-cta-shadow-hover: rgba(186, 230, 253, 0.38);
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--surface);
    color: var(--on-surface);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.5;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background-color: var(--primary-container);
    color: var(--on-primary-container);
}

/* ================================
   UTILIDADES
   ================================ */

/* Offset para secciones con anchor y navbar fijo */
#inicio,
#experiencia,
#proyectos,
#contacto {
    scroll-margin-top: 120px;
}

.glass-panel {
    background-color: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
}

a {
    color: inherit;
    text-decoration: none;
    transition: all 0.3s ease;
}

/* ================================
   HEADER / NAVBAR
   ================================ */

.header-fixed {
    position: fixed;
    top: 24px;
    width: 100%;
    z-index: 50;
    padding: 0 var(--gutter);
    pointer-events: none;
}

.nav-glass-panel {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background-color: var(--nav-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 9999px;
    pointer-events: auto;
    box-shadow: 0 20px 25px rgba(0, 0, 0, 0.15);
    position: relative;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    gap: 32px;
}

.nav-menu {
    display: flex;
    gap: 32px;
    flex: 1;
    justify-content: center;
}

.nav-menu a {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--on-surface);
    text-transform: uppercase;
    position: relative;
    padding: 8px 0;
}

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

.nav-menu a:hover {
    color: var(--primary);
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-icon {
    color: var(--on-surface-variant);
    cursor: pointer;
    font-size: 20px;
    transition: color 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    vertical-align: middle;
}

.nav-icon:hover {
    color: var(--primary);
}

.nav-lang-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--on-surface-variant);
    background-color: rgba(var(--primary-rgb), 0.05);
    border: 1px solid var(--glass-border);
    padding: 5px 10px;
    border-radius: 9999px;
    transition: all 0.25s ease;
    cursor: pointer;
    text-decoration: none;
    line-height: 1;
}

.nav-lang-toggle:hover {
    color: var(--primary);
    border-color: rgba(var(--primary-rgb), 0.3);
    background-color: rgba(var(--primary-rgb), 0.08);
    transform: translateY(-1px);
}

.nav-lang-toggle .nav-icon {
    font-size: 16px;
}

.lang-label {
    font-family: inherit;
    font-size: 10px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.05em;
    transform: translateY(0.5px);
}

.nav-cv-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--btn-cta-color);
    background-color: var(--btn-cta-bg);
    padding: 8px 18px;
    border-radius: 9999px;
    border: none;
    transition: all 0.25s ease;
    box-shadow: 0 4px 14px var(--btn-cta-shadow);
    text-transform: uppercase;
}

.nav-cv-btn:hover {
    background-color: var(--btn-cta-bg-hover);
    box-shadow: 0 6px 20px var(--btn-cta-shadow-hover);
    transform: translateY(-1px);
    color: var(--btn-cta-color);
}

.nav-cv-btn .material-symbols-outlined {
    font-size: 17px;
}

.nav-toggle-btn {
    display: none;
    background: none;
    border: none;
    padding: 6px;
    cursor: pointer;
    color: var(--on-surface-variant);
    transition: color 0.3s ease, transform 0.3s ease;
    align-items: center;
    justify-content: center;
}

.nav-toggle-btn:hover {
    color: var(--primary);
    transform: scale(1.05);
}

.nav-toggle-btn:active {
    transform: scale(0.95);
}

.nav-toggle-btn .material-symbols-outlined {
    font-size: 24px;
}

.nav-mobile-drawer {
    display: none;
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .nav-cv-btn {
        display: none;
    }

    .nav-toggle-btn {
        display: flex;
    }

    .nav-mobile-drawer {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: calc(100% + 12px);
        left: 0;
        right: 0;
        background-color: var(--nav-bg);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border: 1px solid var(--glass-border);
        border-radius: 20px;
        padding: 24px;
        box-shadow: 0 20px 25px rgba(0, 0, 0, 0.15);
        gap: 20px;
        transform: translateY(-10px);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 49;
    }

    .nav-mobile-drawer.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .nav-mobile-menu {
        display: flex;
        flex-direction: column;
        gap: 16px;
        align-items: center;
    }

    .nav-mobile-menu a {
        font-size: 14px;
        font-weight: 600;
        letter-spacing: 0.05em;
        color: var(--on-surface);
        text-transform: uppercase;
        padding: 8px 0;
        width: 100%;
        text-align: center;
        transition: color 0.2s ease;
        border-radius: 8px;
    }

    .nav-mobile-menu a:hover {
        color: var(--primary);
        background-color: rgba(var(--primary-rgb), 0.05);
    }

    .nav-mobile-actions {
        display: flex;
        justify-content: center;
        width: 100%;
        padding-top: 16px;
        border-top: 1px solid var(--glass-border);
    }

    .nav-cv-btn-mobile {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        font-size: 13px;
        font-weight: 700;
        letter-spacing: 0.06em;
        color: var(--btn-cta-color);
        background-color: var(--btn-cta-bg);
        padding: 12px 24px;
        border-radius: 9999px;
        border: none;
        transition: all 0.25s ease;
        box-shadow: 0 4px 14px var(--btn-cta-shadow);
        text-transform: uppercase;
        width: 100%;
    }

    .nav-cv-btn-mobile:hover {
        background-color: var(--btn-cta-bg-hover);
        box-shadow: 0 6px 20px var(--btn-cta-shadow-hover);
        transform: translateY(-1px);
        color: var(--btn-cta-color);
    }

    .nav-cv-btn-mobile .material-symbols-outlined {
        font-size: 18px;
    }
}

/* ================================
   MAIN CONTENT
   ================================ */

.main-content {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 96px var(--gutter) 32px;
}

/* ================================
   HERO SECTION
   ================================ */

.hero-section {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
    min-height: calc(100vh - 96px);
    margin-bottom: var(--section-padding);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.hero-text {
    display: flex;
    flex-direction: column;
    gap: 13px;
}

.hero-title {
    font-size: 48px;
    line-height: 56px;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--on-surface);
    margin-bottom: 8px;
}

.hero-subtitle {
    font-size: 24px;
    line-height: 32px;
    font-weight: 600;
    color: var(--on-primary-container);
    margin-bottom: 4px;
}

.hero-description {
    font-size: 18px;
    line-height: 28px;
    color: var(--on-surface-variant);
    max-width: 512px;
}

.availability-section {
    margin-top: 16px;
}

.availability-title {
    font-size: 12px;
    line-height: 20px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--on-surface);
    text-transform: uppercase;
    margin-bottom: 16px;
}

.availability-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 16px;
    max-width: 512px;
}

.availability-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    background-color: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 16px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.availability-card:hover {
    transform: translateY(-2px);
    border-color: rgba(var(--primary-rgb), 0.3);
    box-shadow: 0 8px 20px -6px rgba(0, 0, 0, 0.08);
}

.availability-location {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--on-surface);
    font-weight: 700;
    font-size: 15px;
}

.availability-location .material-symbols-outlined {
    color: var(--primary);
    font-size: 20px;
}

.availability-modes {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    width: 100%;
}

.mode-badge {
    font-size: 10px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 9999px;
    border: 1px solid;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    line-height: 1;
}

.mode-badge::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: currentColor;
}

/* Light Theme Colors (Default) */
.mode-remote {
    color: #0d9488;
    background-color: rgba(13, 148, 136, 0.08);
    border-color: rgba(13, 148, 136, 0.15);
}

.mode-hybrid {
    color: #d97706;
    background-color: rgba(217, 119, 6, 0.08);
    border-color: rgba(217, 119, 6, 0.15);
}

.mode-presential {
    color: #0284c7;
    background-color: rgba(2, 132, 199, 0.08);
    border-color: rgba(2, 132, 199, 0.15);
}

/* Dark Theme Colors */
html.dark .mode-remote {
    color: #2dd4bf;
    background-color: rgba(45, 212, 191, 0.1);
    border-color: rgba(45, 212, 191, 0.2);
}

html.dark .mode-hybrid {
    color: #fbbf24;
    background-color: rgba(251, 191, 36, 0.1);
    border-color: rgba(251, 191, 36, 0.2);
}

html.dark .mode-presential {
    color: #38bdf8;
    background-color: rgba(56, 189, 248, 0.1);
    border-color: rgba(56, 189, 248, 0.2);
}

.hero-cta {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-top: 24px;
}

.btn-primary {
    background-color: var(--btn-cta-bg);
    color: var(--btn-cta-color);
    font-weight: 700;
    font-size: 13px;
    line-height: 20px;
    letter-spacing: 0.06em;
    padding: 12px 28px;
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    transition: all 0.25s ease;
    text-transform: uppercase;
    display: inline-block;
    box-shadow: 0 4px 18px var(--btn-cta-shadow);
}

.btn-primary:hover {
    background-color: var(--btn-cta-bg-hover);
    box-shadow: 0 8px 28px var(--btn-cta-shadow-hover);
    transform: translateY(-2px) scale(1.03);
    color: var(--btn-cta-color);
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
}

.social-links svg {
    width: 100%;
    height: 100%;
    fill: var(--on-surface-variant);
    transition: fill 0.3s ease;
}

.social-links a:hover svg {
    fill: var(--primary);
}

.hero-image {
    display: flex;
    justify-content: center;
}

.hero-image-wrapper {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.15), transparent);
    border: 1px solid var(--glass-border);
    padding: 12px;
    box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
    transition: transform 0.7s ease;
}



.hero-image-img {
    border-radius: 20px;
    width: 100%;
    max-width: 360px;
    display: block;
    filter: brightness(0.95);
    transition: filter 0.5s ease;
}



@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .hero-image {
        order: -1;
    }

    .hero-title {
        font-size: 38px;
        line-height: 46px;
    }

    .hero-section {
        min-height: auto;
        margin-bottom: 48px;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 32px;
        line-height: 40px;
    }

    .hero-subtitle {
        font-size: 20px;
        line-height: 28px;
    }

    .hero-text {
        align-items: center;
        text-align: center;
    }

    .hero-description {
        max-width: 100%;
        font-size: 16px;
        line-height: 24px;
        text-align: justify;
    }

    .hero-image-img {
        max-width: 220px;
    }

    .hero-image-wrapper {
        border-radius: 20px;
        padding: 8px;
    }

    .availability-grid {
        grid-template-columns: 1fr;
        max-width: 100%;
    }

    .hero-cta {
        flex-direction: column;
        gap: 16px;
        width: 100%;
    }

    .hero-cta .btn-primary {
        width: 100%;
        text-align: center;
    }

    .hero-cta .social-links {
        justify-content: center;
    }
}

/* ================================
   CONTENT GRID
   ================================ */

.content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
}

.content-main {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.content-sidebar {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

@media (max-width: 1024px) {
    .content-grid {
        grid-template-columns: 1fr;
    }
}

/* ================================
   SECTION TITLES
   ================================ */

.section-title {
    font-size: 32px;
    line-height: 40px;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--on-surface);
    margin-bottom: 32px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-title .material-symbols-outlined {
    color: var(--primary);
    font-size: 28px;
}

.section-title-sm {
    font-size: 24px;
    line-height: 40px;
    font-weight: 600;
    color: var(--on-surface);
    margin-bottom: 32px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-title-sm .material-symbols-outlined {
    color: var(--primary);
    font-size: 24px;
}

/* ================================
   EXPERIENCE SECTION
   ================================ */

.section-experience {
    display: flex;
    flex-direction: column;
}

.experience-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.experience-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 24px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.experience-card:hover {
    transform: translateY(-4px);
    border-color: rgba(var(--primary-rgb), 0.3);
    box-shadow: 0 12px 24px -10px rgba(var(--primary-rgb), 0.3);
}

.exp-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 16px;
    gap: 32px;
}

.exp-title {
    font-size: 24px;
    line-height: 32px;
    font-weight: 600;
    color: var(--on-primary-container);
}

.exp-company {
    font-size: 12px;
    line-height: 20px;
    font-weight: 600;
    color: var(--on-surface);
}

.exp-meta {
    text-align: right;
}

.exp-year {
    font-size: 12px;
    line-height: 20px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--primary);
}

.exp-location {
    font-size: 12px;
    line-height: 20px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--on-surface-variant);
    opacity: 0.7;
}

.exp-description {
    list-style-position: outside;
    margin-left: 20px;
    color: var(--on-surface-variant);
    font-size: 16px;
    line-height: 24px;
    font-weight: 400;
    margin-bottom: 24px;
}

.exp-description li {
    margin-bottom: 8px;
}

.exp-highlights-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--primary);
    opacity: 0.75;
    margin-bottom: 10px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--glass-border);
}

.exp-highlight {
    background-color: var(--input-bg);
    border-left: 4px solid var(--primary);
    padding: 12px 16px;
    border-radius: 0 4px 4px 0;
}

.exp-highlight h4 {
    font-size: 12px;
    line-height: 20px;
    font-weight: 600;
    color: var(--on-surface);
    margin-bottom: 4px;
}

.exp-highlight p {
    font-size: 12px;
    color: var(--on-surface-variant);
}

.exp-highlight ul {
    list-style-position: outside;
    margin-left: 16px;
    padding: 0;
}

.exp-highlight ul li {
    font-size: 12px;
    color: var(--on-surface-variant);
    margin-bottom: 4px;
    line-height: 1.5;
}

.exp-highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

/* ================================
   PROJECTS SECTION
   ================================ */

.section-projects {
    display: flex;
    flex-direction: column;
    padding: 48px 0 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

@media (max-width: 1024px) {
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }
}

.project-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover {
    transform: translateY(-4px);
    border-color: rgba(var(--primary-rgb), 0.3);
    box-shadow: 0 12px 24px -10px rgba(var(--primary-rgb), 0.3);
}

.project-image {
    position: relative;
    overflow: hidden;
    height: 160px;
    border-bottom: 1px solid var(--glass-border);
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.project-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.project-title {
    font-size: 24px;
    line-height: 32px;
    font-weight: 600;
    color: var(--on-surface);
    margin-bottom: 8px;
}

.project-description {
    font-size: 14px;
    color: var(--on-surface-variant);
    margin-bottom: 16px;
    flex-grow: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}

.tag {
    font-size: 10px;
    font-weight: 700;
    color: var(--on-surface-variant);
    background-color: var(--surface-container-highest);
    padding: 8px 16px;
    border-radius: 9999px;
    border: 1px solid var(--glass-border);
    text-transform: uppercase;
}

.btn-outline {
    border: 2px solid var(--primary);
    color: var(--primary);
    font-weight: 700;
    font-size: 12px;
    line-height: 20px;
    letter-spacing: 0.05em;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    display: inline-block;
    text-align: center;
    width: 100%;
}

.btn-outline:hover {
    background-color: rgba(var(--primary-rgb), 0.1);
}

/* ================================
   SKILLS SECTION
   ================================ */

.sidebar-section {
    display: flex;
    flex-direction: column;
}

.skills-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.skill-group {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 20px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-group:hover {
    transform: translateY(-4px);
    border-color: rgba(var(--primary-rgb), 0.3);
    box-shadow: 0 12px 24px -10px rgba(var(--primary-rgb), 0.3);
}

.skill-category {
    font-size: 12px;
    line-height: 20px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--primary);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-tag {
    font-size: 12px;
    font-weight: 600;
    color: var(--on-surface-variant);
    background-color: var(--surface-container-highest);
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid var(--glass-border);
    text-transform: uppercase;
}

/* ================================
   EDUCATION SECTION
   ================================ */

.education-panel {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.education-panel:hover {
    transform: translateY(-4px);
    border-color: rgba(var(--primary-rgb), 0.3);
    box-shadow: 0 12px 24px -10px rgba(var(--primary-rgb), 0.3);
}

.education-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.education-status {
    font-size: 12px;
    line-height: 20px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--primary);
    text-transform: uppercase;
}

.education-degree {
    font-size: 14px;
    font-weight: 700;
    color: var(--on-surface);
}

.education-school {
    font-size: 12px;
    color: var(--on-surface-variant);
}

.education-certs {
    padding-top: 16px;
    border-top: 1px solid var(--glass-border);
}

.education-certs h3 {
    font-size: 12px;
    line-height: 20px;
    font-weight: 600;
    color: var(--on-surface);
    text-transform: uppercase;
    margin-bottom: 12px;
}

.cert-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.cert-item {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 12px;
    color: var(--on-surface-variant);
}

.cert-item .material-symbols-outlined {
    color: var(--primary);
    font-size: 18px;
    flex-shrink: 0;
}

.cert-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.cert-name {
    font-size: 12px;
    color: var(--on-surface-variant);
    font-weight: 700;
}

.cert-issuer {
    font-size: 11px;
    color: var(--primary);
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    opacity: 0.8;
}

.cert-link {
    margin-left: auto;
    display: flex;
    align-items: center;
    color: var(--on-surface-variant);
    opacity: 0.4;
    transition: color 0.2s ease, opacity 0.2s ease, transform 0.2s ease;
    flex-shrink: 0;
}

.cert-link:hover {
    color: var(--primary);
    opacity: 1;
    transform: scale(1.15);
}

.cert-link .material-symbols-outlined {
    font-size: 16px;
}

/* ================================
   LANGUAGES SECTION
   ================================ */

.languages-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

.language-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.language-name {
    font-size: 14px;
    font-weight: 700;
    color: var(--on-surface);
}

.language-level {
    font-size: 12px;
    line-height: 20px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--primary);
    text-transform: uppercase;
}

.language-card--expanded {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
}

.language-levels {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.language-sublevel {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4px 0;
    border-bottom: 1px solid var(--glass-border);
}

.language-sublevel:last-child {
    border-bottom: none;
}

.language-skill-label {
    font-size: 11px;
    color: var(--on-surface-variant);
    opacity: 0.75;
}

/* ================================
   CTA PANEL
   ================================ */

.cta-panel {
    padding: 24px;
    background-color: var(--cta-bg);
    border: 1px solid var(--cta-border);
    text-align: center;
}

.cta-panel h3 {
    font-size: 24px;
    line-height: 32px;
    color: var(--on-surface);
    margin-bottom: 16px;
}

.cta-panel p {
    font-size: 14px;
    color: var(--on-surface-variant);
    margin-bottom: 24px;
}

.cta-panel .btn-primary {
    width: 100%;
}

/* ================================
   CONTACT SECTION
   ================================ */

.section-contact {
    padding: var(--section-padding) 0;
}

.contact-panel {
    padding: 32px 48px;
    background-color: var(--card-bg);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-title {
    font-size: 48px;
    line-height: 56px;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--on-surface);
    text-transform: uppercase;
}

.contact-description {
    font-size: 18px;
    line-height: 28px;
    color: var(--on-surface-variant);
}

.contact-social {
    display: flex;
    gap: 24px;
}

.contact-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    transition: transform 0.3s ease;
}

.contact-social svg {
    width: 100%;
    height: 100%;
    fill: var(--on-surface-variant);
    transition: fill 0.3s ease;
}

.contact-social a:hover {
    transform: scale(1.1);
}

.contact-social a:hover svg {
    fill: var(--primary);
}

.contact-social .material-symbols-outlined {
    font-size: 40px;
    color: var(--on-surface-variant);
    transition: color 0.3s ease;
}

.contact-social a:hover .material-symbols-outlined {
    color: var(--primary);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* Honeypot hidden container for anti-spam */
.form-group-hidden {
    position: absolute;
    left: -9999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.form-group label {
    font-size: 12px;
    line-height: 20px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--on-surface);
    text-transform: uppercase;
}

.form-group input,
.form-group textarea {
    background-color: var(--input-bg);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    padding: 12px 16px;
    color: var(--on-surface);
    font-family: inherit;
    transition: border-color 0.3s ease;
    font-size: 14px;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group textarea {
    resize: none;
    font-size: 14px;
    line-height: 24px;
}

.form-status {
    font-size: 14px;
    font-weight: 600;
    padding: 12px 16px;
    border-radius: 6px;
    display: none;
}

.form-status:not(:empty) {
    display: block;
}

.form-status--success {
    background-color: rgba(0, 200, 100, 0.12);
    border: 1px solid rgba(0, 200, 100, 0.35);
    color: #22c55e;
}

.form-status--error {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #f87171;
}

#submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .contact-panel {
        padding: 24px;
    }
}

/* ================================
   FOOTER
   ================================ */

.footer {
    background-color: var(--footer-bg);
    border-top: 1px solid var(--glass-border);
    margin-top: 48px;
}

.footer-content {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 32px var(--gutter);
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
    justify-content: space-between;
}

.footer-copyright {
    font-size: 12px;
    line-height: 20px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--on-surface-variant);
    opacity: 0.6;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    font-size: 12px;
    line-height: 20px;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--on-surface-variant);
    opacity: 0.6;
    transition: color 0.3s ease, opacity 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary);
    opacity: 1;
}

@media (max-width: 768px) {
    .footer-content {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }

    /* Ajustes generales del Layout en Móviles */
    .header-fixed {
        top: 12px;
        padding: 0 12px;
    }

    .nav-glass-panel {
        padding: 10px 16px;
    }

    .main-content {
        padding-top: 96px;
        padding-left: 16px;
        padding-right: 16px;
    }

    /* Títulos de Sección y Contacto */
    .section-title {
        font-size: 24px;
        line-height: 32px;
        margin-bottom: 24px;
    }

    .section-title .material-symbols-outlined {
        font-size: 24px;
    }

    .section-title-sm {
        font-size: 20px;
        line-height: 28px;
        margin-bottom: 20px;
    }

    .section-title-sm .material-symbols-outlined {
        font-size: 20px;
    }

    .contact-title {
        font-size: 32px;
        line-height: 40px;
        text-align: center;
    }

    .contact-description {
        font-size: 16px;
        line-height: 24px;
        text-align: center;
    }

    .contact-social {
        justify-content: center;
    }

    /* Formulario: Prevenir Auto-Zoom en iOS */
    .form-group input,
    .form-group textarea {
        font-size: 16px;
    }
}

@media (max-width: 640px) {

    /* Ajuste en tarjetas de Experiencia Profesional */
    .exp-header {
        flex-direction: column;
        gap: 6px;
        align-items: flex-start;
    }

    .exp-meta {
        text-align: left;
    }

    .exp-title {
        font-size: 18px;
        line-height: 24px;
    }

    .exp-description {
        font-size: 14px;
        line-height: 22px;
        margin-left: 16px;
    }
}