/* ============================================
   VARIABLES Y RESET
   ============================================ */
:root {
    /* Colores - Rojo más suave y elegante */
    --primary: #c53030;
    --primary-light: #e85d5d;
    --primary-glow: rgba(197, 48, 48, 0.35);
    --primary-soft: rgba(197, 48, 48, 0.1);

    /* Fondos - Oscuros con toque futurista */
    --bg-primary: #0a0a0f;
    --bg-secondary: #13131a;
    --bg-tertiary: #1c1c26;
    --bg-card: #15151c;

    /* Textos */
    --text-primary: #f0f0f5;
    --text-secondary: #a0a0b0;
    --text-muted: #707080;

    /* Bordes y detalles */
    --border: #2a2a35;
    --border-light: #3a3a45;
    --border-accent: rgba(197, 48, 48, 0.3);

    /* Espaciado y tamaños */
    --sidebar-width: 280px;
    --max-width: 1200px;

    /* Transiciones */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Tipografía */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;
    --font-display: 'Space Grotesk', 'Inter', sans-serif;
}

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

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   GRID BACKGROUND Y ORBES
   ============================================ */
.grid-bg {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(197, 48, 48, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(197, 48, 48, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 75%);
}

.gradient-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.25;
    pointer-events: none;
    z-index: 0;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--primary);
    top: -200px;
    right: -100px;
    animation: float 20s ease-in-out infinite;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: #8b2c2c;
    bottom: -100px;
    left: 20%;
    animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(50px, -50px); }
}

/* ============================================
   SIDEBAR
   ============================================ */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background-color: rgba(19, 19, 26, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid var(--border);
    padding: 2rem 1.5rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: transform 0.3s ease;
}

.sidebar::-webkit-scrollbar {
    width: 4px;
}

.sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.sidebar::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 2px;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary), #8b2c2c);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: 0 4px 20px var(--primary-glow);
}

.logo-icon svg {
    width: 22px;
    height: 22px;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.5px;
}

.logo-role {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--primary-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.close-btn {
    display: none;
    width: 36px;
    height: 36px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    transition: var(--transition);
}

.close-btn:hover {
    border-color: var(--primary);
    color: var(--primary-light);
}

.close-btn svg {
    width: 18px;
    height: 18px;
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: auto;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    padding: 0.85rem 1rem;
    border-radius: 10px;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.nav-number {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    transition: var(--transition);
}

.nav-text {
    flex: 1;
}

.nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: var(--primary);
    transition: var(--transition);
    border-radius: 0 3px 3px 0;
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.nav-link:hover .nav-number {
    color: var(--primary-light);
}

.nav-link.active {
    color: var(--text-primary);
    background: linear-gradient(90deg, var(--primary-soft), transparent);
}

.nav-link.active::before {
    height: 60%;
}

.nav-link.active .nav-number {
    color: var(--primary-light);
}

.sidebar-footer {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.social-links {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.social-link {
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    transition: var(--transition);
    text-decoration: none;
}

.social-link:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px var(--primary-glow);
}

.social-link svg {
    width: 18px;
    height: 18px;
}

.availability {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #4ade80;
    position: relative;
}

.status-dot::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    background: #4ade80;
    opacity: 0.5;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.4); opacity: 0; }
}

/* ============================================
   OVERLAY Y MOBILE TOGGLE
   ============================================ */
.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 999;
}

.overlay.active {
    display: block;
}

.menu-toggle {
    display: none;
    position: fixed;
    top: 1.25rem;
    right: 1.25rem;
    z-index: 1001;
    width: 48px;
    height: 48px;
    background: rgba(19, 19, 26, 0.85);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: 12px;
    cursor: pointer;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    transition: var(--transition);
}

.menu-toggle:hover {
    border-color: var(--primary);
}

.menu-toggle span {
    width: 22px;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* ============================================
   MAIN CONTENT
   ============================================ */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.section {
    min-height: 100vh;
    padding: 6rem 3rem;
    display: none;
    position: relative;
    animation: fadeIn 0.5s ease;
}

.section.active {
    display: flex;
    align-items: center;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.section-content {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.section-header {
    margin-bottom: 4rem;
    text-align: center;
}

.section-number {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--primary-light);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    display: inline-block;
}

.section-title {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1rem;
    color: var(--text-primary);
    letter-spacing: -1px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.text-accent {
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   HERO SECTION
   ============================================ */
.section-hero {
    padding: 0 3rem;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    filter: grayscale(100%) contrast(1.1) brightness(0.5);
    opacity: 0.4;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, var(--bg-primary) 0%, rgba(10, 10, 15, 0.85) 50%, rgba(10, 10, 15, 0.6) 100%),
        linear-gradient(180deg, transparent 0%, var(--bg-primary) 100%);
}

.section-hero .section-content {
    position: relative;
    z-index: 3;
}

.hero-content {
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 1rem;
    background: rgba(197, 48, 48, 0.1);
    border: 1px solid var(--border-accent);
    border-radius: 100px;
    margin-bottom: 2rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--primary-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary-light);
    position: relative;
}

.pulse-dot::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    background: var(--primary-light);
    opacity: 0.5;
    animation: pulse 2s ease-in-out infinite;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1.05;
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
}

.hero-subtitle-big {
    font-size: clamp(1.75rem, 4vw, 3rem);
    font-weight: 500;
    color: var(--text-secondary);
    display: block;
    margin-top: 0.5rem;
}

.hero-description {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.7;
    max-width: 600px;
}

.hero-stats {
    display: flex;
    gap: 2.5rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.hero-stat {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-light);
    line-height: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.95rem 1.75rem;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: var(--font-sans);
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn svg {
    width: 18px;
    height: 18px;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), #a82828);
    color: white;
    box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--primary-glow);
}

.btn-primary:hover svg {
    transform: translateX(3px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary-light);
    background: var(--primary-soft);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    padding: 0.95rem 1.5rem;
}

.btn-ghost:hover {
    color: var(--primary-light);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ============================================
   SCROLL INDICATOR
   ============================================ */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    right: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
    z-index: 3;
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(180deg, var(--primary-light), transparent);
    position: relative;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 10px;
    background: var(--primary-light);
    border-radius: 2px;
    animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
    0% { top: 0; opacity: 1; }
    100% { top: 40px; opacity: 0; }
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 4rem;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-image-frame {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border);
    aspect-ratio: 4/5;
}

.about-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(30%) contrast(1.05);
    transition: var(--transition-slow);
}

.about-image-frame:hover .about-image {
    filter: grayscale(0%) contrast(1.1);
    transform: scale(1.03);
}

.image-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 70% 30%, var(--primary-soft), transparent 60%);
    pointer-events: none;
}

.about-experience {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--bg-card);
    border: 1px solid var(--border-accent);
    border-radius: 16px;
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 30px var(--primary-glow);
}

.exp-years {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-light);
    line-height: 1;
}

.exp-text {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.3;
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.about-lead {
    font-size: 1.25rem;
    color: var(--text-primary);
    line-height: 1.6;
    margin-bottom: 0.5rem;
}

.about-lead strong {
    color: var(--primary-light);
    font-weight: 600;
}

.about-content p {
    color: var(--text-secondary);
    line-height: 1.7;
    font-size: 1rem;
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    margin-top: 0.5rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.info-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.info-value {
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 500;
}

.info-value.available {
    color: #4ade80;
}

.about-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

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

.service-card.featured {
    background: linear-gradient(135deg, var(--bg-card), rgba(197, 48, 48, 0.05));
    border-color: var(--border-accent);
}

.service-tag {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--primary);
    color: white;
    padding: 0.25rem 0.65rem;
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.service-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary-soft), transparent);
    border: 1px solid var(--border-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-light);
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 26px;
    height: 26px;
}

.service-card h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.service-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.service-list li {
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding-left: 1.25rem;
    position: relative;
}

.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6rem;
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

.service-tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
}

.service-tech-tags span {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--primary-light);
    background: var(--primary-soft);
    border: 1px solid var(--border-accent);
    padding: 0.2rem 0.55rem;
    border-radius: 4px;
    letter-spacing: 0.3px;
}

/* ============================================
   SERVICES LIST
   ============================================ */
.services-list {
    list-style: none;
    display: flex;
    flex-direction: column;
}

.service-item {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.service-item:first-child {
    padding-top: 0;
}

.service-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.service-item:hover .service-item-icon {
    border-color: var(--primary);
    background: rgba(197, 48, 48, 0.12);
    color: var(--primary-light);
}

.service-item:hover .service-item-body h3 {
    color: var(--primary-light);
}

.service-item-icon {
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: var(--primary-soft);
    border: 1px solid var(--border-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition);
}

.service-item-icon svg {
    width: 18px;
    height: 18px;
}

.service-item-body h3 {
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.35rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    transition: var(--transition);
}

.service-item-body p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.service-item-badge {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: white;
    background: var(--primary);
    padding: 0.15rem 0.5rem;
    border-radius: 100px;
}

/* ============================================
   SERVICIOS + SKILLS — LAYOUT DOS COLUMNAS
   ============================================ */
.sv-layout {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 2.5rem;
    align-items: start;
}

.sv-col-label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--primary-light);
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.sv-skills {
    position: sticky;
    top: 2rem;
}

/* ============================================
   SKILLS SECTION
   ============================================ */
.skills-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}


.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.25rem 1.5rem;
}

.skill-category-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.category-icon {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--primary-light);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-soft);
    border-radius: 8px;
}

.skills-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skill-badge {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.skill-name {
    font-size: 0.9rem;
    color: var(--text-primary);
    font-weight: 500;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.skill-name::after {
    content: attr(data-level);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.skill-bar {
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    overflow: hidden;
    position: relative;
}

.skill-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    border-radius: 2px;
    position: relative;
    animation: skillFill 1.5s ease-out;
}

.skill-fill::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: var(--primary-light);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary-glow);
}

@keyframes skillFill {
    from { width: 0 !important; }
}

/* ============================================
   TIMELINE / EXPERIENCE
   ============================================ */
.timeline {
    position: relative;
    padding-left: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    bottom: 10px;
    width: 2px;
    background: linear-gradient(180deg, var(--primary) 0%, var(--border) 100%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 2rem;
}

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

.timeline-dot {
    position: absolute;
    left: -2.35rem;
    top: 8px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--primary);
    border: 3px solid var(--bg-primary);
    box-shadow: 0 0 0 2px var(--primary), 0 0 20px var(--primary-glow);
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 1.75rem;
    transition: var(--transition);
}

.timeline-content:hover {
    border-color: var(--border-accent);
    transform: translateX(5px);
}

.timeline-header {
    margin-bottom: 0.75rem;
}

.timeline-date {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--primary-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.timeline-content h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.timeline-company {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.timeline-content p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.timeline-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.mini-tag {
    background: var(--bg-tertiary);
    color: var(--primary-light);
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-family: var(--font-mono);
    border: 1px solid var(--border);
}

/* ============================================
   PORTFOLIO / PROJECTS
   ============================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    border-color: var(--border-accent);
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.project-image-wrapper {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    background: var(--bg-tertiary);
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(40%) contrast(1.05) brightness(0.85);
    transition: var(--transition-slow);
}

.project-card:hover .project-image {
    filter: grayscale(0%) contrast(1.1) brightness(1);
    transform: scale(1.08);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(197, 48, 48, 0.8), rgba(10, 10, 15, 0.8));
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    opacity: 0;
    transition: var(--transition);
}

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

.project-action {
    width: 44px;
    height: 44px;
    background: white;
    color: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition);
}

.project-action:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.project-action svg {
    width: 18px;
    height: 18px;
}

.project-info {
    padding: 1.75rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-category {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--primary-light);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 0.5rem;
}

.project-info h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 0.6rem;
    font-weight: 600;
}

.project-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1.25rem;
    flex-grow: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.tag {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    padding: 0.3rem 0.7rem;
    border-radius: 6px;
    font-size: 0.75rem;
    border: 1px solid var(--border);
    font-family: var(--font-mono);
}

/* ============================================
   LEARNING BANNER (cursos & evaluaciones)
   ============================================ */
.learning-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    background: linear-gradient(135deg, var(--bg-card), rgba(197, 48, 48, 0.06));
    border: 1px solid var(--border-accent);
    border-radius: 16px;
    padding: 1.75rem 2.25rem;
    margin-top: 3rem;
    text-decoration: none;
    color: inherit;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.learning-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0;
    transition: var(--transition);
}

.learning-banner:hover {
    transform: translateY(-3px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: var(--primary);
}

.learning-banner:hover::before {
    opacity: 1;
}

.learning-banner-main {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex: 1;
}

.learning-banner-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary-soft), transparent);
    border: 1px solid var(--border-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-light);
    transition: var(--transition);
}

.learning-banner-icon svg {
    width: 26px;
    height: 26px;
}

.learning-banner:hover .learning-banner-icon {
    background: linear-gradient(135deg, rgba(197, 48, 48, 0.2), transparent);
    transform: scale(1.05);
}

.learning-banner-text {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.learning-banner-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--primary-light);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 0.15rem;
}

.learning-banner-text h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.learning-banner-text p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    max-width: 480px;
}

.learning-banner-cta {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-shrink: 0;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--primary-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0.85rem 1.5rem;
    border: 1px solid var(--border-accent);
    border-radius: 100px;
    background: var(--primary-soft);
    transition: var(--transition);
}

.learning-banner-cta svg {
    width: 16px;
    height: 16px;
    transition: var(--transition);
}

.learning-banner:hover .learning-banner-cta {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.learning-banner:hover .learning-banner-cta svg {
    transform: translateX(4px);
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
    align-items: start;
}

.contact-info-panel {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
}

.contact-info-panel::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, var(--primary-soft), transparent 70%);
    pointer-events: none;
}

.contact-info-panel h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
    position: relative;
}

.contact-intro {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 2rem;
    position: relative;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-bottom: 2rem;
    position: relative;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 12px;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

a.contact-method:hover {
    border-color: var(--border-accent);
    transform: translateX(4px);
}

.contact-method-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    border-radius: 10px;
    background: var(--primary-soft);
    border: 1px solid var(--border-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-light);
}

.contact-method-icon svg {
    width: 20px;
    height: 20px;
}

.contact-method > div:last-child {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    min-width: 0;
    flex: 1;
}

.contact-method-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-method-value {
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    word-break: break-word;
}

.contact-socials {
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    position: relative;
}

.contact-socials h4 {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 1rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 2.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    padding: 0.9rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    transition: var(--transition);
    resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-muted);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--bg-secondary);
    box-shadow: 0 0 0 3px var(--primary-soft);
}

.form-group textarea {
    min-height: 140px;
    font-family: var(--font-sans);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 1.25rem 3rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.footer-tagline {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--primary-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-copy {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ============================================
   RESPONSIVE - Tablet
   ============================================ */
@media (max-width: 1200px) {
    .section {
        padding: 5rem 2rem;
    }

    .section-hero {
        padding: 0 2rem;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .sv-layout {
        grid-template-columns: 300px 1fr;
        gap: 2rem;
    }

    .scroll-indicator {
        right: 2rem;
    }
}

@media (max-width: 1024px) {
    :root {
        --sidebar-width: 250px;
    }

    .section-title {
        font-size: 2.5rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about-image-wrapper {
        max-width: 400px;
        margin: 0 auto;
        width: 100%;
    }

    .contact-container {
        grid-template-columns: 1fr;
    }

    .hero-stats {
        gap: 2rem;
    }

    .stat-number {
        font-size: 2rem;
    }
}

/* ============================================
   RESPONSIVE - Mobile
   ============================================ */
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        max-width: 300px;
        transform: translateX(-100%);
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .close-btn {
        display: flex;
    }

    .menu-toggle {
        display: flex;
    }

    .main-content {
        margin-left: 0;
    }

    .section {
        padding: 5rem 1.5rem 3rem;
        min-height: auto;
    }

    .section-hero {
        padding: 5rem 1.5rem 3rem;
        min-height: 100vh;
    }

    .section-header {
        margin-bottom: 3rem;
        text-align: left;
    }

    .section-title {
        font-size: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle-big {
        font-size: 1.5rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-stats {
        gap: 1.5rem;
        justify-content: space-between;
        width: 100%;
    }

    .hero-stat {
        flex: 1;
        min-width: 90px;
    }

    .stat-number {
        font-size: 1.75rem;
    }

    .stat-label {
        font-size: 0.75rem;
    }

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

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

    .learning-banner {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
        padding: 1.75rem;
        text-align: left;
    }

    .learning-banner-cta {
        width: 100%;
        justify-content: center;
    }

    .sv-layout {
        grid-template-columns: 1fr;
    }

    .sv-skills {
        position: static;
    }

    .skills-container {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .cta-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .scroll-indicator {
        display: none;
    }

    .about-experience {
        bottom: -15px;
        right: 15px;
        padding: 1rem 1.25rem;
    }

    .exp-years {
        font-size: 2rem;
    }

    .timeline {
        padding-left: 1.5rem;
    }

    .timeline-dot {
        left: -1.85rem;
    }

    .timeline-content {
        padding: 1.25rem;
    }

    .contact-info-panel,
    .contact-form {
        padding: 1.75rem;
    }

    .footer {
        padding: 2rem 1.5rem;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }

}


@media (max-width: 480px) {
    :root {
        --max-width: 100%;
    }

    .section {
        padding: 5rem 1rem 2rem;
    }

    .section-hero {
        padding: 5rem 1rem 2rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle-big {
        font-size: 1.25rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .service-card,
    .timeline-content,
    .project-info,
    .contact-info-panel,
    .contact-form {
        padding: 1.5rem;
    }

    .hero-badge {
        font-size: 0.7rem;
        padding: 0.4rem 0.85rem;
    }

    .hero-stats {
        gap: 1rem;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .about-experience {
        bottom: -10px;
        right: 10px;
        padding: 0.85rem 1rem;
    }

    .exp-years {
        font-size: 1.75rem;
    }

    .exp-text {
        font-size: 0.7rem;
    }

    .project-overlay {
        opacity: 0.8;
    }
}

/* ============================================
   LEARNING PAGE (aprendizaje.html)
   ============================================ */
.learn-body {
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    min-height: 100vh;
}

.learn-topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 3rem;
    background: rgba(15, 15, 18, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.learn-back {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    transition: var(--transition);
}

.learn-back svg {
    width: 16px;
    height: 16px;
    transition: var(--transition);
}

.learn-back:hover {
    color: var(--primary-light);
}

.learn-back:hover svg {
    transform: translateX(-3px);
}

.learn-brand {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    text-decoration: none;
    line-height: 1.2;
}

.learn-brand-name {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--text-primary);
    font-size: 1rem;
}

.learn-brand-tag {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--primary-light);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.learn-main {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 4rem 3rem 6rem;
    position: relative;
    z-index: 1;
}

/* Hero */
.learn-hero {
    text-align: center;
    margin-bottom: 4rem;
}

.learn-hero-label {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--primary-light);
    text-transform: uppercase;
    letter-spacing: 3px;
    padding: 0.4rem 1rem;
    border: 1px solid var(--border-accent);
    border-radius: 100px;
    background: var(--primary-soft);
    margin-bottom: 1.5rem;
}

.learn-hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.25rem, 5vw, 3.75rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
}

.learn-hero-subtitle {
    max-width: 640px;
    margin: 0 auto;
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.6;
}

/* Filters */
.learn-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.learn-chip {
    background: var(--bg-card);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    padding: 0.55rem 1.15rem;
    border-radius: 100px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.learn-chip:hover {
    border-color: var(--border-accent);
    color: var(--text-primary);
}

.learn-chip.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

/* Course cards grid */
.learn-courses {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.course-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.course-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0;
    transition: var(--transition);
}

.course-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-accent);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

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

.course-card.featured {
    background: linear-gradient(135deg, var(--bg-card), rgba(197, 48, 48, 0.05));
    border-color: var(--border-accent);
}

.course-card-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
}

.course-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--primary-light);
    background: var(--primary-soft);
    border: 1px solid var(--border-accent);
    padding: 0.25rem 0.65rem;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.course-level {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.course-title {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.35;
}

.course-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.55;
    flex-grow: 1;
}

.course-card-foot {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    gap: 1rem;
}

.course-meta {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.course-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
}

.course-meta svg {
    width: 12px;
    height: 12px;
}

.course-action {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    text-decoration: none;
    color: var(--primary-light);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    padding: 0.55rem 1rem;
    border: 1px solid var(--border-accent);
    background: var(--primary-soft);
    border-radius: 100px;
    transition: var(--transition);
}

.course-action svg {
    width: 14px;
    height: 14px;
    transition: var(--transition);
}

.course-action:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.course-action:hover svg {
    transform: translateX(3px);
}

.learn-empty {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.learn-footer {
    text-align: center;
    margin-top: 5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Responsive — Learning */
@media (max-width: 1024px) {
    .learn-courses {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .learn-topbar {
        padding: 1rem 1.5rem;
    }

    .learn-back span {
        display: none;
    }

    .learn-main {
        padding: 3rem 1.5rem 4rem;
    }

    .learn-hero {
        margin-bottom: 3rem;
    }

    .learn-courses {
        grid-template-columns: 1fr;
    }

    .course-card-foot {
        flex-direction: column;
        align-items: stretch;
    }

    .course-action {
        justify-content: center;
    }
}