/* ==========================================
   DESIGN SYSTEM & CUSTOM PROPERTIES
   ========================================== */
:root {
    --bg-color: #0d1117; /* Negro carbón de la locomotora */
    --card-bg: rgba(22, 28, 38, 0.7);
    --card-border: rgba(255, 255, 255, 0.05);
    --text-primary: #f3f4f6;
    --text-secondary: #a1a8b5;
    --text-muted: #626a78;
    --accent-primary: #2d8259; /* Verde Bosque elegante de tu camisa y corbata */
    --accent-secondary: #d97706; /* Dorado cálido de las franjas de la locomotora */
    --accent-gradient: linear-gradient(135deg, #2d8259 0%, #4f9a73 50%, #d97706 100%);
    --accent-gradient-hover: linear-gradient(135deg, #1b633e 0%, #3e815c 50%, #b45309 100%);
    --font-heading: 'Outfit', 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --shadow-premium: 0 10px 30px -10px rgba(0, 0, 0, 0.6);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 16px;
    --border-radius-sm: 8px;
}

/* ==========================================
   LIGHT THEME OVERRIDES
   ========================================== */
body.light-theme {
    --bg-color: #f4f6f8; /* Gris sastre claro inspirado en tu traje */
    --card-bg: rgba(255, 255, 255, 0.85);
    --card-border: rgba(45, 130, 89, 0.08);
    --text-primary: #1c241e; /* Texto oscuro con matiz forest/pino */
    --text-secondary: #4a544e;
    --text-muted: #8d9892;
    --shadow-premium: 0 10px 30px -10px rgba(45, 130, 89, 0.06);
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(59, 130, 246, 0.02) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.02) 0%, transparent 40%);
}

body.light-theme .timeline::before {
    background: rgba(0, 0, 0, 0.08);
}

body.light-theme .tech-tag {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(0, 0, 0, 0.06);
}

body.light-theme .tech-tag:hover {
    background: rgba(0, 0, 0, 0.06);
}

body.light-theme .skill-pill {
    background: rgba(0, 0, 0, 0.03);
}

body.light-theme .contact-item {
    background: rgba(0, 0, 0, 0.015);
    border-color: rgba(0, 0, 0, 0.02);
}

body.light-theme .contact-item:hover {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.08);
}

body.light-theme .header-photo {
    border-color: rgba(0, 0, 0, 0.08);
}



/* Global resets & Base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    min-height: 100vh;
    padding: 40px 20px;
    position: relative;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(59, 130, 246, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.05) 0%, transparent 40%);
}

/* ==========================================
   BILINGUAL DISPLAY CONTROLS
   ========================================== */
html[lang="es"] .lang-en {
    display: none !important;
}

html[lang="en"] .lang-es {
    display: none !important;
}

/* ==========================================
   CONTROLS (LANGUAGE & THEME) STYLES
   ========================================== */
.controls-container {
    position: fixed;
    top: 24px;
    right: 24px;
    background: rgba(17, 24, 39, 0.85);
    backdrop-filter: blur(12px);
    border: 1px solid var(--card-border);
    padding: 8px 16px;
    border-radius: 30px;
    display: flex;
    align-items: center;
    gap: 16px;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    transition: var(--transition-smooth);
}

body.light-theme .controls-container {
    background: rgba(255, 255, 255, 0.85);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.control-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.control-label {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
    user-select: none;
}

html[lang="es"] .control-label:first-child {
    color: var(--accent-primary);
    text-shadow: 0 0 10px rgba(59, 130, 246, 0.4);
}

html[lang="en"] .control-label:last-child {
    color: var(--accent-secondary);
    text-shadow: 0 0 10px rgba(168, 85, 247, 0.4);
}

.control-divider {
    width: 1px;
    height: 20px;
    background: var(--card-border);
}

.btn-icon {
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    transition: var(--transition-smooth);
}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--accent-primary);
}

body.light-theme .btn-icon:hover {
    background: rgba(0, 0, 0, 0.05);
}

/* Switch styling */
.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 22px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #374151;
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-image: var(--accent-gradient);
}

input:checked + .slider:before {
    transform: translateX(22px);
}

/* ==========================================
   LAYOUT STRUCTURE
   ========================================== */
.cv-container {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Header styling */
.cv-header {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius);
    padding: 40px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
    box-shadow: var(--shadow-premium);
    position: relative;
    overflow: hidden;
}

.cv-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--accent-gradient);
}

.header-photo {
    flex-shrink: 0;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.25);
    transition: var(--transition-smooth);
    margin-right: 15px;
}

.header-photo:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 0 25px rgba(59, 130, 246, 0.45);
    transform: scale(1.05);
}

.profile-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.header-main {
    flex: 1;
    min-width: 300px;
}

.name {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.03em;
    margin-bottom: 8px;
    line-height: 1.1;
}

.title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.tagline {
    font-size: 0.95rem;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-width: 250px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.92rem;
    transition: var(--transition-smooth);
    padding: 6px 12px;
    border-radius: var(--border-radius-sm);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.02);
}

.contact-item i {
    font-size: 1.1rem;
    color: var(--accent-primary);
    width: 20px;
    text-align: center;
}

.contact-item:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.08);
    transform: translateX(4px);
}

.contact-item.location {
    cursor: default;
}

.contact-item.location:hover {
    transform: none;
    background: rgba(255, 255, 255, 0.02);
    border-color: rgba(255, 255, 255, 0.02);
}

/* Grid columns */
.cv-grid {
    display: grid;
    grid-template-columns: 2.2fr 1fr;
    gap: 24px;
}

@media (max-width: 992px) {
    .cv-grid {
        grid-template-columns: 1fr;
    }
}

/* Card layout helper */
.card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--card-border);
    border-radius: var(--border-radius);
    padding: 32px;
    box-shadow: var(--shadow-premium);
    margin-bottom: 24px;
    transition: var(--transition-smooth);
}

.card:hover {
    border-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 12px;
}

.section-title i {
    color: var(--accent-primary);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.profile-desc {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.7;
    text-align: justify;
}

/* ==========================================
   TIMELINE (EXPERIENCE) STYLES
   ========================================== */
.timeline {
    position: relative;
    padding-left: 24px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 4px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: rgba(255, 255, 255, 0.08);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: -24px;
    top: 6px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--bg-color);
    border: 2px solid var(--accent-primary);
    transition: var(--transition-smooth);
    z-index: 2;
}

.timeline-item:hover .timeline-marker {
    background: var(--accent-primary);
    box-shadow: 0 0 10px var(--accent-primary);
    transform: scale(1.2);
}

.job-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 4px;
}

.job-title {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary);
}

.job-date {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.job-company {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.company-name {
    font-size: 0.95rem;
    color: var(--accent-primary);
    font-weight: 500;
}

.company-badge {
    font-size: 0.72rem;
    background: rgba(59, 130, 246, 0.15);
    color: #93c5fd;
    padding: 2px 8px;
    border-radius: 12px;
    border: 1px solid rgba(59, 130, 246, 0.2);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.job-bullets {
    list-style: none;
    margin-bottom: 16px;
}

.job-bullets li {
    position: relative;
    padding-left: 18px;
    margin-bottom: 8px;
    font-size: 0.92rem;
    color: var(--text-secondary);
}

.job-bullets li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
    font-weight: bold;
}

.job-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tech-tag {
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: var(--text-secondary);
    padding: 3px 10px;
    border-radius: 6px;
    font-weight: 500;
    transition: var(--transition-smooth);
}

.timeline-item:hover .tech-tag {
    border-color: rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
}

/* ==========================================
   SIDEBAR & SKILLS STYLES
   ========================================== */
.skills-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.skill-category {
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    padding-bottom: 16px;
}

.skill-category:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.category-title {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    color: var(--text-primary);
    margin-bottom: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

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

.skill-pill {
    font-size: 0.8rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    padding: 4px 10px;
    border-radius: 30px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-smooth);
}

.skill-pill:hover {
    background: rgba(59, 130, 246, 0.08);
    border-color: rgba(59, 130, 246, 0.25);
    color: var(--text-primary);
    transform: scale(1.03);
}

.verify-badge {
    color: #38bdf8;
    font-size: 0.75rem;
}

/* Education styling */
.education-item {
    position: relative;
    padding-left: 12px;
    border-left: 2px solid var(--accent-secondary);
}

.edu-title {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.edu-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

/* ==========================================
   BUTTONS & FOOTER
   ========================================== */
.print-action-container {
    margin-top: 16px;
}

.btn-print {
    width: 100%;
    background: var(--accent-gradient);
    border: none;
    color: #ffffff;
    padding: 12px 24px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.3);
    transition: var(--transition-smooth);
}

.btn-print:hover {
    background: var(--accent-gradient-hover);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.4);
    transform: translateY(-1px);
}

.btn-print:active {
    transform: translateY(1px);
}

.cv-footer {
    text-align: center;
    padding: 24px 0;
    font-size: 0.8rem;
    color: var(--text-muted);
    border-top: 1px solid var(--card-border);
    margin-top: 16px;
}

/* ==========================================
   MEDIA PRINT RULES (OPT FOR PDF EXPORT)
   ========================================== */
@media print {
    body {
        background: #ffffff !important;
        color: #111827 !important;
        padding: 0 !important;
        margin: 0 !important;
    }
    
    .no-print {
        display: none !important;
    }

    .cv-container {
        max-width: 100% !important;
        gap: 16px !important;
    }

    .cv-header {
        background: #f9fafb !important;
        border: 1px solid #e5e7eb !important;
        padding: 24px !important;
        border-radius: 8px !important;
        box-shadow: none !important;
        gap: 20px !important;
    }

    .header-photo {
        width: 120px !important;
        height: 120px !important;
        border: 2px solid #d1d5db !important;
        box-shadow: none !important;
        margin-right: 0 !important;
    }

    .name {
        background: none !important;
        -webkit-text-fill-color: #111827 !important;
        color: #111827 !important;
        font-size: 2.2rem !important;
    }

    .title {
        color: #374151 !important;
    }

    .tagline {
        color: #4b5563 !important;
    }

    .contact-item {
        background: none !important;
        border: none !important;
        padding: 2px 0 !important;
        color: #4b5563 !important;
    }

    .contact-item i {
        color: #1f2937 !important;
    }

    .cv-grid {
        display: grid !important;
        grid-template-columns: 2fr 1fr !important;
        gap: 16px !important;
    }

    .card {
        background: #ffffff !important;
        border: 1px solid #e5e7eb !important;
        border-radius: 8px !important;
        padding: 20px !important;
        box-shadow: none !important;
        margin-bottom: 16px !important;
        page-break-inside: avoid !important;
    }

    .section-title {
        border-bottom: 2px solid #e5e7eb !important;
        color: #111827 !important;
        font-size: 1.15rem !important;
        margin-bottom: 16px !important;
        padding-bottom: 8px !important;
    }

    .section-title i {
        -webkit-text-fill-color: #111827 !important;
        color: #111827 !important;
    }

    .profile-desc {
        color: #374151 !important;
        font-size: 0.9rem !important;
    }

    .timeline::before {
        background: #e5e7eb !important;
    }

    .timeline-marker {
        border-color: #1f2937 !important;
        background: #ffffff !important;
    }

    .job-title {
        color: #111827 !important;
        font-size: 1rem !important;
    }

    .job-date {
        color: #6b7280 !important;
    }

    .company-name {
        color: #1f2937 !important;
        font-weight: 700 !important;
    }

    .company-badge {
        background: #f3f4f6 !important;
        color: #1f2937 !important;
        border-color: #e5e7eb !important;
    }

    .job-bullets li {
        color: #374151 !important;
        font-size: 0.85rem !important;
    }

    .job-bullets li::before {
        color: #4b5563 !important;
        content: '•' !important;
    }

    .tech-tag {
        background: #f9fafb !important;
        border: 1px solid #e5e7eb !important;
        color: #374151 !important;
        font-size: 0.7rem !important;
    }

    .skill-pill {
        background: #f9fafb !important;
        border: 1px solid #e5e7eb !important;
        color: #374151 !important;
        font-size: 0.75rem !important;
    }

    .verify-badge {
        color: #0284c7 !important;
    }

    .edu-title {
        color: #111827 !important;
        font-size: 0.95rem !important;
    }

    .edu-desc {
        color: #374151 !important;
        font-size: 0.82rem !important;
    }

    .education-item {
        border-left-color: #6b7280 !important;
    }

    .cv-footer {
        color: #9ca3af !important;
        border-top: 1px solid #e5e7eb !important;
    }
}