:root {

    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #00d9a3;
    --danger-color: #ff4757;
    --warning-color: #ffa502;

    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
    --bg-glass: rgba(255, 255, 255, 0.1);

    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.6);

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;

    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 20px;

    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.6);

    --transition-fast: 0.12s ease;
    --transition-normal: 0.15s ease;
    --transition-slow: 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle 150px at 15% 25%, rgba(52, 211, 153, 0.8) 0%, transparent 100%),
        radial-gradient(circle 120px at 85% 15%, rgba(34, 211, 238, 0.7) 0%, transparent 100%),
        radial-gradient(circle 180px at 35% 70%, rgba(16, 185, 129, 0.75) 0%, transparent 100%),
        radial-gradient(circle 100px at 75% 80%, rgba(99, 102, 241, 0.7) 0%, transparent 100%),
        radial-gradient(circle 140px at 50% 40%, rgba(52, 211, 153, 0.6) 0%, transparent 100%),
        radial-gradient(circle 110px at 90% 50%, rgba(34, 211, 238, 0.65) 0%, transparent 100%);
    pointer-events: none;
    z-index: -1;
    filter: blur(40px);
    opacity: 0.9;
}

body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle 130px at 25% 55%, rgba(99, 102, 241, 0.7) 0%, transparent 100%),
        radial-gradient(circle 160px at 65% 25%, rgba(16, 185, 129, 0.65) 0%, transparent 100%),
        radial-gradient(circle 120px at 80% 65%, rgba(52, 211, 153, 0.7) 0%, transparent 100%),
        radial-gradient(circle 140px at 10% 85%, rgba(34, 211, 238, 0.6) 0%, transparent 100%),
        radial-gradient(circle 100px at 45% 10%, rgba(99, 102, 241, 0.65) 0%, transparent 100%),
        radial-gradient(circle 125px at 70% 90%, rgba(16, 185, 129, 0.7) 0%, transparent 100%);
    pointer-events: none;
    z-index: -1;
    filter: blur(40px);
    opacity: 0.9;
}

.iconify,
.fluent-icon {
    display: inline-block;
    width: 1em;
    height: 1em;
    min-width: 1em;
    min-height: 1em;
    flex-shrink: 0;
    vertical-align: -0.125em;
    line-height: 1;
    font-size: inherit;
    color: inherit;
}

[data-icon*="checkmark"] { color: #34d399 !important; } 
[data-icon*="dismiss"],
[data-icon*="delete"] { color: #f87171 !important; } 
[data-icon*="warning"] { color: #fbbf24 !important; } 
[data-icon*="info"] { color: #60a5fa !important; } 
[data-icon*="star"] { color: #fcd34d !important; } 
[data-icon*="heart"] { color: #f472b6 !important; } 
[data-icon*="flash"] { color: #06b6d4 !important; } 
[data-icon*="rocket"] { color: #a78bfa !important; } 
[data-icon*="cart"],
[data-icon*="shopping"] { color: #22d3ee !important; } 
[data-icon*="lock"],
[data-icon*="shield"] { color: #34d399 !important; } 
[data-icon*="clock"],
[data-icon*="time"] { color: #fb923c !important; } 
[data-icon*="person"],
[data-icon*="people"] { color: #60a5fa !important; } 
[data-icon*="mail"],
[data-icon*="email"] { color: #22d3ee !important; } 
[data-icon*="phone"],
[data-icon*="call"] { color: #34d399 !important; } 
[data-icon*="box"],
[data-icon*="package"] { color: #a78bfa !important; } 
[data-icon*="money"],
[data-icon*="dollar"] { color: #34d399 !important; } 
[data-icon*="trophy"],
[data-icon*="crown"] { color: #fbbf24 !important; } 
[data-icon*="headset"] { color: #22d3ee !important; } 
[data-icon*="settings"],
[data-icon*="gear"] { color: #94a3b8 !important; } 
[data-icon*="target"] { color: #f472b6 !important; } 
[data-icon*="diamond"] { color: #22d3ee !important; } 
[data-icon*="eye"] { color: #60a5fa !important; } 
[data-icon*="code"] { color: #a78bfa !important; } 
[data-icon*="bot"] { color: #22d3ee !important; } 
[data-icon*="data"] { color: #60a5fa !important; } 

h1 .iconify, h1 .fluent-icon {
    width: 1em;
    height: 1em;
    vertical-align: -0.1em;
    margin-right: 0.3em;
}

h2 .iconify, h2 .fluent-icon {
    width: 1em;
    height: 1em;
    vertical-align: -0.1em;
    margin-right: 0.3em;
}

h3 .iconify, h3 .fluent-icon,
h4 .iconify, h4 .fluent-icon {
    width: 1em;
    height: 1em;
    vertical-align: -0.125em;
    margin-right: 0.3em;
}

.btn .iconify,
.btn .fluent-icon,
button .iconify,
button .fluent-icon {
    width: 1em;
    height: 1em;
    vertical-align: -0.125em;
    margin-right: 0.3em;
}

label .iconify,
label .fluent-icon {
    width: 1em;
    height: 1em;
    vertical-align: -0.125em;
    margin-right: 0.25em;
}

a .iconify,
a .fluent-icon,
p .iconify,
p .fluent-icon,
span .iconify,
li .iconify,
li .fluent-icon {
    width: 1em;
    height: 1em;
    vertical-align: -0.125em;
}

.btn-primary .iconify,
.btn-primary .fluent-icon {
    color: #ffffff !important;
}

.footer-bottom .iconify[data-icon*="heart"] {
    color: #ef4444 !important;
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.container-wide {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    z-index: 1;
    min-width: 140px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
    z-index: -1;
}

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

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--text-primary);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
    border: 1px solid rgba(102, 126, 234, 0.5);
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary i {
    filter: drop-shadow(0 0 4px rgba(255, 255, 255, 0.5));
    margin-right: 6px;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 28px rgba(102, 126, 234, 0.6);
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    border-color: rgba(118, 75, 162, 0.8);
}

.btn-primary:hover i {
    filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.8));
    transform: scale(1.1);
}

.btn-primary:active {
    transform: translateY(-1px) scale(1.02);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(102, 126, 234, 0.5);
}

.btn-accent {
    background: linear-gradient(45deg, var(--accent-color), #00b894);
    color: var(--text-primary);
}

.btn-accent:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 217, 163, 0.4);
}

.glass {
    background: var(--bg-glass);
    backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-lg);
}

.glass-strong {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 10px rgba(102, 126, 234, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(102, 126, 234, 0.6);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-fadeInLeft {
    animation: fadeInLeft 0.6s ease forwards;
}

.animate-fadeInRight {
    animation: fadeInRight 0.6s ease forwards;
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.animate-glow {
    animation: glow 2s ease-in-out infinite;
}

.hover-scale {
    transition: transform var(--transition-normal);
}

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

.hover-lift {
    transition: all var(--transition-normal);
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
    :root {
        --space-xs: 0.25rem;
        --space-sm: 0.75rem;
        --space-md: 1rem;
        --space-lg: 1.5rem;
        --space-xl: 2rem;
    }

    .container {
        padding: 0 var(--space-sm);
    }

    .btn {
        padding: var(--space-xs) var(--space-md);
        font-size: var(--font-size-sm);
    }
}

::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(45deg, var(--secondary-color), var(--primary-color));
}

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

::-moz-selection {
    background: var(--primary-color);
    color: var(--text-primary);
}

*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    border-left: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-xl);
    color: var(--text-secondary);
}

.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    margin: 5% auto;
    padding: 20px;
    border: 1px solid rgba(102, 126, 234, 0.3);
    border-radius: 15px;
    width: 90%;
    max-width: 600px;
    position: relative;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.5);
    animation: slideDown 0.3s ease;
}

.modal .close {
    color: rgba(255, 255, 255, 0.7);
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    z-index: 1;
    transition: all 0.3s ease;
}

.modal .close:hover,
.modal .close:focus {
    color: white;
    transform: rotate(90deg);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.stat-icon .iconify,
.user-btn .iconify {
    color: #ffffff !important;
}

.nav-actions .cart-btn .iconify {
    color: #ffffff !important;
    font-size: 1.5em !important;
    animation: none !important;
    transition: none !important;
    transform: none !important;
}

.nav-actions .cart-btn,
.nav-actions .cart-btn * {
    animation: none !important;
    transition: none !important;
}

.nav-actions .cart-btn:hover,
.nav-actions .cart-btn:active,
.nav-actions .cart-btn:focus {
    transform: none !important;
    animation: none !important;
}

.language-container {
    position: relative;
    margin-right: 0;
    min-width: 50px;
    flex-shrink: 0;
}

.language-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 50px;
    width: 50px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    font-size: 0.85rem;
    font-weight: 700;
    padding: 10px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
    letter-spacing: 0.5px;
}

.language-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

.language-btn:active {
    transform: translateY(0);
}

.language-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: rgba(26, 26, 26, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 8px;
    min-width: 180px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
}

.language-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.language-menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 10px 14px;
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.2s ease;
    font-family: 'Inter', sans-serif;
    position: relative;
}

.language-menu-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}

.language-menu-item .flag-icon {
    font-size: 1.5em;
}

.language-menu-item .check-icon {
    margin-left: auto;
    color: #34d399;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.language-menu-item.active {
    background: rgba(102, 126, 234, 0.15);
    color: #ffffff;
}

.language-menu-item.active .check-icon {
    opacity: 1;
}

@media (max-width: 768px) {
    .language-container {
        margin-right: 10px;
    }
    
    .language-btn {
        min-width: 44px;
        padding: 6px 10px;
        font-size: 0.75rem;
    }
    
    .language-menu {
        min-width: 150px;
        right: -10px;
    }
}

/* Pantallas verticales/estrechas */
@media (max-width: 1024px) and (max-height: 768px) {
    .nav-actions {
        gap: 8px;
    }
    
    .language-container {
        margin-right: 8px;
    }
}

/* Tablets verticales y pantallas estrechas */
@media (max-width: 900px) {
    .nav-menu {
        gap: 15px;
    }
    
    .nav-link {
        font-size: 0.9rem;
        padding: 6px 12px;
    }
    
    .language-container {
        margin-right: 12px;
    }
}

.trust-badge .iconify[data-icon*="lock"] {
    color: #34d399 !important;
}

.trust-badge .iconify[data-icon*="flash"] {
    color: #a78bfa !important;
}

.trust-badge .iconify[data-icon*="checkmark"] {
    color: #34d399 !important;
}

.trust-badge .iconify[data-icon*="headset"] {
    color: #22d3ee !important;
}

.benefit-icon .iconify,
.service-icon .iconify {
    color: #ffffff !important;
}

.notification-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 999999;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: none;
}

.notification {
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.98) 0%, rgba(42, 42, 42, 0.98) 100%);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 16px 20px;
    min-width: 320px;
    max-width: 400px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    gap: 12px;
    pointer-events: all;
    animation: slideInRight 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    position: relative;
    overflow: hidden;
}

.notification::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--notification-color);
}

.notification.success {
    --notification-color: #10b981;
}

.notification.error {
    --notification-color: #ef4444;
}

.notification.warning {
    --notification-color: #f59e0b;
}

.notification.info {
    --notification-color: #3b82f6;
}

.notification-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.notification.success .notification-icon {
    color: #10b981;
}

.notification.error .notification-icon {
    color: #ef4444;
}

.notification.warning .notification-icon {
    color: #f59e0b;
}

.notification.info .notification-icon {
    color: #3b82f6;
}

.notification-content {
    flex: 1;
}

.notification-title {
    font-weight: 600;
    font-size: 14px;
    color: #ffffff;
    margin-bottom: 4px;
}

.notification-message {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.4;
}

.notification-close {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.notification-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
}

.notification.removing {
    animation: slideOutRight 0.3s ease forwards;
}

@keyframes slideInRight {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(400px);
        opacity: 0;
    }
}

@media (max-width: 768px) {
    .notification-container {
        top: 10px;
        right: 10px;
        left: 10px;
    }

    .notification {
        min-width: auto;
        max-width: 100%;
    }
}