/* ==========================================================================
   DESIGN SYSTEM - CYBER-TECH LIGHT THEME (Alejandra López)
   ========================================================================== */

:root {
    /* Color Palette */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    
    --text-primary: #0f172a;
    --text-secondary: #334155;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    
    --color-primary: #0ea5e9;       /* Sky Cyan */
    --color-primary-dark: #0284c7;
    --color-secondary: #0d9488;     /* Teal */
    --color-secondary-light: #14b8a6;
    --color-accent: #2563eb;        /* Cobalt Blue */
    --color-accent-light: #3b82f6;
    
    --border-color: #e2e8f0;
    --border-color-hover: #cbd5e1;
    
    /* Gradients */
    --grad-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --grad-accent: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
    --grad-cyber: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 50%, var(--color-accent) 100%);
    
    /* Layout & Styling */
    --font-heading: 'Outfit', 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-tech: 'Space Grotesk', sans-serif;
    
    --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.05), 0 8px 10px -6px rgba(15, 23, 42, 0.05);
    --shadow-lg: 0 20px 40px -15px rgba(15, 23, 42, 0.08);
    --shadow-glow: 0 0 25px rgba(14, 165, 233, 0.2);
    
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --border-radius-xl: 40px;
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */

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

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

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

/* Scrollbar Customization */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 5px;
    border: 2px solid var(--bg-secondary);
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* ==========================================================================
   DECORATIVE ELEMENTS
   ========================================================================== */

/* Cyber Grid Background */
.cyber-grid-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-image: 
        linear-gradient(rgba(15, 23, 42, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 23, 42, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    background-position: center center;
    pointer-events: none;
}

.cyber-grid-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 30%, transparent 20%, var(--bg-primary) 80%);
    pointer-events: none;
}

/* Glowing Orb */
.glowing-orb {
    position: absolute;
    width: 350px;
    height: 350px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, rgba(13, 148, 136, 0.05) 50%, rgba(255, 255, 255, 0) 70%);
    filter: blur(40px);
    z-index: -1;
    animation: pulseOrb 12s infinite alternate ease-in-out;
}

@keyframes pulseOrb {
    0% { transform: scale(1) translate(0, 0); opacity: 0.8; }
    50% { transform: scale(1.15) translate(20px, -20px); opacity: 1; }
    100% { transform: scale(0.9) translate(-10px, 10px); opacity: 0.7; }
}

/* ==========================================================================
   TYPOGRAPHY & REUSABLE LAYOUTS
   ========================================================================== */

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    font-weight: 700;
    line-height: 1.25;
}

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

.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 24px;
    position: relative;
}

/* Section Header */
.section-header {
    margin-bottom: 60px;
    max-width: 650px;
}

.section-header.center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.section-tag {
    font-family: var(--font-tech);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-primary-dark);
    display: inline-block;
    margin-bottom: 12px;
    position: relative;
    padding-left: 20px;
}

.section-tag::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 10px;
    height: 2px;
    background-color: var(--color-primary);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    font-weight: 400;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--grad-primary);
    color: var(--bg-primary);
    box-shadow: 0 4px 20px rgba(13, 148, 136, 0.15);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(13, 148, 136, 0.3), var(--shadow-glow);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-dark);
    background-color: rgba(14, 165, 233, 0.04);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
    border-radius: var(--border-radius-sm);
}

.btn-block {
    width: 100%;
}

/* Badge decoration */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: var(--border-radius-xl);
    background-color: var(--bg-tertiary);
    border: 1.5px solid var(--border-color);
    font-family: var(--font-tech);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-secondary-light);
    box-shadow: 0 0 10px var(--color-secondary);
    animation: blink 2s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

/* ==========================================================================
   NAVIGATION HEADER
   ========================================================================== */

.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all var(--transition-normal);
    border-bottom: 1.5px solid transparent;
}

.main-header.scrolled {
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(16px);
    border-bottom-color: var(--border-color);
    box-shadow: var(--shadow-sm);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: padding var(--transition-normal);
}

.main-header.scrolled .header-container {
    padding: 16px 24px;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.4rem;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
}

.logo-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--grad-primary);
}

.nav-menu ul {
    list-style: none;
    display: flex;
    gap: 32px;
}

.nav-link {
    font-weight: 600;
    font-size: 0.95rem;
    position: relative;
    color: var(--text-secondary);
}

.nav-link:hover, .nav-link.active {
    color: var(--color-primary-dark);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--grad-primary);
    transition: width var(--transition-fast);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

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

/* Mobile Nav Toggle */
.mobile-nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1100;
}

.mobile-nav-toggle .bar {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    transition: all var(--transition-fast);
}

/* Mobile Menu Drawer */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    z-index: 999;
    box-shadow: -10px 0 30px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    padding: 100px 32px 40px;
    transition: right var(--transition-normal);
}

.mobile-drawer.open {
    right: 0;
}

.mobile-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 40px;
}

.mobile-nav-link {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.mobile-nav-link:hover {
    color: var(--color-primary-dark);
}

.mobile-cta {
    width: 100%;
}

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

.hero-section {
    padding-top: 140px;
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    position: relative;
    background-color: var(--bg-primary);
}

.hero-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
    width: 100%;
}

.hero-content {
    max-width: 620px;
}

.hero-title {
    font-size: 3.75rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 12px;
    background: linear-gradient(135deg, var(--text-primary) 30%, var(--color-primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-secondary);
    margin-bottom: 24px;
    line-height: 1.3;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-socials {
    display: flex;
    flex-direction: column;
    gap: 16px;
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
}

.social-icon-link {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: all var(--transition-fast);
}

.social-icon-link svg {
    color: var(--color-primary);
    transition: transform var(--transition-fast);
}

.social-icon-link:hover {
    color: var(--color-accent);
}

.social-icon-link:hover svg {
    transform: scale(1.1) rotate(5deg);
    color: var(--color-accent);
}

/* Hero Portrait Layout */
.hero-image-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.portrait-container {
    position: relative;
    width: 320px;
    height: 430px;
    border-radius: var(--border-radius-lg);
    z-index: 5;
}

.portrait-container::before {
    content: '';
    position: absolute;
    inset: -6px;
    border-radius: calc(var(--border-radius-lg) + 6px);
    background: var(--grad-primary);
    z-index: -1;
    opacity: 0.8;
}

.portrait-frame {
    width: 100%;
    height: 100%;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    background-color: var(--bg-tertiary);
    border: 4px solid var(--bg-primary);
}

.portrait-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    transition: transform 0.6s ease;
}

.portrait-container:hover .portrait-img {
    transform: scale(1.05);
}

/* Floating Technical Badges */
.tech-badge {
    position: absolute;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1.5px solid var(--border-color);
    padding: 10px 18px;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-tech);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
    z-index: 10;
    animation: floatBadge 6s ease-in-out infinite;
}

.tech-badge svg {
    color: var(--color-primary-dark);
}

.tech-badge-1 {
    top: 50px;
    left: -40px;
}

.tech-badge-2 {
    bottom: 60px;
    right: -40px;
    animation-delay: -3s;
}

@keyframes floatBadge {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

/* Thoughtful Avatar positioning in Hero */
.avatar-decor {
    position: absolute;
    bottom: -60px;
    left: -70px;
    width: 130px;
    z-index: 10;
    pointer-events: none;
    animation: floatAvatar 8s ease-in-out infinite;
}

.avatar-img-thoughtful {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 15px 25px rgba(0,0,0,0.06));
}

@keyframes floatAvatar {
    0%, 100% { transform: translateY(0) rotate(0); }
    50% { transform: translateY(-8px) rotate(-3deg); }
}

/* ==========================================================================
   BIOGRAPHY SECTION
   ========================================================================== */

.biografia-section {
    background-color: var(--bg-secondary);
    position: relative;
    border-top: 1.5px solid var(--border-color);
    border-bottom: 1.5px solid var(--border-color);
}

.biografia-container {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 80px;
    align-items: center;
}

/* Biography Avatar & Quote layout */
.biografia-image-wrapper {
    display: flex;
    justify-content: center;
    position: relative;
}

.avatar-pointing-wrapper {
    position: relative;
    width: 320px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.avatar-pointing-img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 30px rgba(0,0,0,0.08));
}

/* Dialog Quote Bubble */
.quote-cloud {
    position: absolute;
    top: -70px;
    background-color: var(--bg-primary);
    border: 1.5px solid var(--border-color);
    padding: 20px;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.4;
    text-align: center;
    z-index: 10;
    width: 290px;
}

.quote-cloud::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 18px;
    height: 18px;
    background-color: var(--bg-primary);
    border-right: 1.5px solid var(--border-color);
    border-bottom: 1.5px solid var(--border-color);
}

.quote-mark {
    font-size: 1.8rem;
    color: var(--color-primary);
    line-height: 0;
    font-family: Georgia, serif;
    vertical-align: middle;
}

/* Bio Content */
.bio-lead {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: 20px;
    line-height: 1.5;
}

.bio-text {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.stat-card {
    background-color: var(--bg-primary);
    border: 1.5px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 24px 16px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.stat-num {
    display: block;
    font-size: 1.85rem;
    font-weight: 800;
    color: var(--color-primary-dark);
    margin-bottom: 6px;
    font-family: var(--font-tech);
}

.stat-lbl {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

/* ==========================================================================
   SERVICES SECTION
   ========================================================================== */

.servicios-section {
    background-color: var(--bg-primary);
}

.services-wrapper {
    position: relative;
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    z-index: 5;
}

.services-avatar-decor {
    position: absolute;
    right: -10px;
    bottom: -60px;
    width: 220px;
    pointer-events: none;
    z-index: 10;
}

.avatar-pointing-left-img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 20px 30px rgba(0,0,0,0.08));
}

/* Service Card Design */
.service-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    border: 1.5px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--grad-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-color-hover);
    box-shadow: var(--shadow-lg), 0 10px 30px rgba(14, 165, 233, 0.05);
}

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

.service-icon-box {
    width: 64px;
    height: 64px;
    border-radius: var(--border-radius-md);
    background-color: rgba(14, 165, 233, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--color-primary-dark);
    transition: all var(--transition-fast);
}

.service-card:hover .service-icon-box {
    background: var(--grad-primary);
    color: var(--bg-primary);
    transform: scale(1.05);
}

.service-card:hover .service-icon-box svg {
    stroke: url(#none);
    stroke: currentColor;
}

.service-card-title {
    font-size: 1.45rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.service-card-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    flex-grow: 1;
}

.service-card-footer {
    margin-top: auto;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--color-primary-dark);
}

.service-link svg {
    transition: transform var(--transition-fast);
}

.service-card:hover .service-link svg {
    transform: translateX(4px);
}

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

.contacto-section {
    background-color: var(--bg-secondary);
    border-top: 1.5px solid var(--border-color);
}

.contacto-container {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 80px;
    align-items: flex-start;
}

.contacto-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 40px;
}

.contacto-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contacto-item-icon {
    width: 48px;
    height: 48px;
    background-color: var(--bg-primary);
    border: 1.5px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary-dark);
    flex-shrink: 0;
}

.contacto-item-text h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.contacto-item-text a {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.contacto-item-text a:hover {
    color: var(--color-accent);
}

/* Contact Form */
.contacto-form-wrapper {
    background-color: var(--bg-primary);
    border: 1.5px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 48px;
    box-shadow: var(--shadow-md);
    position: relative;
}

.contact-avatar-decor {
    position: absolute;
    right: -130px;
    bottom: -60px;
    width: 220px;
    pointer-events: none;
    z-index: 10;
    animation: floatAvatar 8s ease-in-out infinite;
}

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

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

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

.form-group label {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 18px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    background-color: var(--bg-secondary);
    border: 1.5px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    outline: none;
    transition: all var(--transition-fast);
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-primary);
    background-color: var(--bg-primary);
    box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.1);
}

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

/* ==========================================================================
   TOAST NOTIFICATIONS
   ========================================================================== */

.toast-container {
    position: fixed;
    bottom: 32px;
    right: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    z-index: 2000;
    max-width: 400px;
    width: calc(100vw - 64px);
}

.toast {
    background-color: var(--bg-primary);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-lg), 0 5px 15px rgba(0,0,0,0.1);
    padding: 16px 20px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast-icon {
    color: var(--color-primary);
    flex-shrink: 0;
}

.toast-content h5 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.toast-content p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.toast-success {
    border-left-color: var(--color-secondary);
}

.toast-success .toast-icon {
    color: var(--color-secondary);
}

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

.main-footer {
    background-color: var(--text-primary);
    color: var(--bg-tertiary);
    border-top: 1.5px solid rgba(255,255,255,0.05);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 24px 40px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 40px;
}

.footer-info h3 {
    color: var(--bg-primary);
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.footer-info p {
    color: var(--text-light);
    max-width: 320px;
}

.footer-links ul {
    list-style: none;
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: var(--text-light);
    font-weight: 600;
}

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

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-light);
    font-size: 0.9rem;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-legal {
    font-family: var(--font-tech);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================================== */

.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-on-scroll.active {
    opacity: 1;
    transform: translateY(0);
}

.fade-in {
    animation: fadeIn 1s forwards cubic-bezier(0.19, 1, 0.22, 1);
    opacity: 0;
}

.fade-in:nth-child(1) { animation-delay: 0.1s; }
.fade-in:nth-child(2) { animation-delay: 0.25s; }
.fade-in:nth-child(3) { animation-delay: 0.4s; }
.fade-in:nth-child(4) { animation-delay: 0.55s; }
.fade-in:nth-child(5) { animation-delay: 0.7s; }

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

/* ==========================================================================
   MEDIA QUERIES (RESPONSIVENESS)
   ========================================================================== */

@media (max-width: 1024px) {
    .section-container {
        padding: 80px 24px;
    }
    
    .hero-container {
        gap: 40px;
    }
    
    .hero-title {
        font-size: 3.2rem;
    }
    
    .biografia-container {
        gap: 40px;
    }
    .contact-avatar-decor {
        right: -90px;
        width: 170px;
    }
}

@media (max-width: 900px) {
    .main-header {
        background-color: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(16px);
        border-bottom-color: var(--border-color);
    }

    .nav-menu {
        display: none;
    }
    
    .mobile-nav-toggle {
        display: flex;
    }
    
    .mobile-nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .mobile-nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 80px;
    }
    
    .hero-content {
        max-width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-socials {
        width: 100%;
        align-items: center;
    }
    
    .biografia-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .biografia-image-wrapper {
        order: 2;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .services-avatar-decor {
        display: none;
    }
    .contact-avatar-decor {
        display: none;
    }
    
    .contacto-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
}

@media (max-width: 600px) {
    html {
        font-size: 15px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .contacto-form-wrapper {
        padding: 24px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-links ul {
        flex-direction: column;
        gap: 16px;
        align-items: center;
    }
    
    .footer-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}