/* ============================================
   NIUAXI - MAIN STYLESHEET
   Professional Dark Mode Design System
   ============================================ */

/* ROOT VARIABLES & DESIGN TOKENS */
:root {
    --primary-dark: #020617; /* Slate 950 */
    --secondary-dark: #0b1329; /* Deep Slate Blue */
    --card-bg: rgba(15, 23, 42, 0.45); /* Glass Slate */
    --card-border: rgba(255, 255, 255, 0.1); /* Subtle White Border */
    --card-border-hover: rgba(255, 255, 255, 0.2);
    --accent-blue: #2563eb; /* Royal Blue */
    --accent-blue-light: #60a5fa; /* Sky Blue */
    --accent-indigo: #4f46e5;
    --accent-cyan: #06b6d4;
    --text-light: #f8fafc; /* Slate 50 */
    --text-muted: #94a3b8; /* Slate 400 */
    --text-dark: #0f172a;
    --grid-color: rgba(99, 102, 241, 0.04);
    --transition-smooth: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-bounce: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.25);
    --shadow-xl: 0 24px 48px rgba(0, 0, 0, 0.3);
}

/* ============================================
   GLOBAL & BASE STYLES
   ============================================ */

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

html {
    scroll-behavior: smooth;
    height: auto !important;
}

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--primary-dark);
    background-image: 
        radial-gradient(circle at top, rgba(2, 6, 23, 0.8) 0%, var(--primary-dark) 85%),
        url('../img/bg/bg_mapa_dark.png');
    background-repeat: no-repeat;
    background-position: center top;
    background-size: cover;
    background-attachment: fixed;
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: clip;
    position: relative;
    font-weight: 400;
    height: auto !important;
}

/* Ambient Backgrounds */
body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(to right, var(--grid-color) 1px, transparent 1px),
        linear-gradient(to bottom, var(--grid-color) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: -2;
}

.ambient-glow-1 {
    position: absolute;
    width: 700px;
    height: 700px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.12) 0%, transparent 70%);
    top: -200px;
    right: -100px;
    pointer-events: none;
    z-index: -1;
}

.ambient-glow-2 {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
    top: 600px;
    left: -150px;
    pointer-events: none;
    z-index: -1;
}

.ambient-glow-3 {
    position: absolute;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.05) 0%, transparent 70%);
    bottom: 100px;
    right: -200px;
    pointer-events: none;
    z-index: -1;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.02em;
}

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

/* ============================================
   ANIMATIONS & KEYFRAMES
   ============================================ */

@keyframes float-particle {
    0%, 100% { transform: translateY(0px) translateX(0px); opacity: 0.3; }
    25% { transform: translateY(-20px) translateX(10px); opacity: 0.5; }
    50% { transform: translateY(-40px) translateX(-5px); opacity: 0.3; }
    75% { transform: translateY(-20px) translateX(-15px); opacity: 0.5; }
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 10px rgba(37, 99, 235, 0.3), 0 0 20px rgba(37, 99, 235, 0.1); }
    50% { box-shadow: 0 0 20px rgba(37, 99, 235, 0.6), 0 0 40px rgba(37, 99, 235, 0.2); }
}

@keyframes reveal-up {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes reveal-left {
    from { opacity: 0; transform: translateX(-40px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes reveal-right {
    from { opacity: 0; transform: translateX(40px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slide-in-bottom {
    from { opacity: 0; transform: translateY(60px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes glow-border {
    0%, 100% { box-shadow: 0 0 10px rgba(37, 99, 235, 0.4), inset 0 0 10px rgba(37, 99, 235, 0.1); }
    50% { box-shadow: 0 0 20px rgba(37, 99, 235, 0.7), inset 0 0 20px rgba(37, 99, 235, 0.2); }
}

@keyframes text-shimmer {
    0% { background-position: -1000px 0; }
    100% { background-position: 1000px 0; }
}

@keyframes bounce-subtle {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

@keyframes rotate-slow {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@keyframes float-badge {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 10px var(--accent-blue-light), 0 0 0 0 rgba(96, 165, 250, 0.4); }
    50% { box-shadow: 0 0 15px var(--accent-blue-light), 0 0 0 6px rgba(96, 165, 250, 0); }
}

@keyframes float-1 {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes float-2 {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-14px); }
}

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

@keyframes sphere-glow {
    0%, 100% { 
        box-shadow: 0 0 60px rgba(37, 99, 235, 0.15), 0 0 120px rgba(79, 70, 229, 0.08);
        transform: translate(-50%, -50%) scale(1);
    }
    50% { 
        box-shadow: 0 0 100px rgba(37, 99, 235, 0.25), 0 0 160px rgba(79, 70, 229, 0.12);
        transform: translate(-50%, -50%) scale(1.05);
    }
}

@keyframes gradient-shift {
    0% { background-position: 0% center; }
    50% { background-position: 100% center; }
    100% { background-position: 0% center; }
}

@keyframes glow-underline {
    0%, 100% { box-shadow: 0 0 10px rgba(37, 99, 235, 0.4), 0 0 20px rgba(37, 99, 235, 0.1); }
    50% { box-shadow: 0 0 20px rgba(37, 99, 235, 0.8), 0 0 40px rgba(37, 99, 235, 0.3); }
}

/* ============================================
   DECORATIVE & UTILITY CLASSES
   ============================================ */

/* Section Dividers */
.section-divider {
    position: relative;
    height: 60px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 30px 0;
}

.divider-line {
    position: absolute;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(37, 99, 235, 0.3) 25%, rgba(37, 99, 235, 0.3) 75%, transparent 100%);
}

.divider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent-blue);
    position: relative;
    z-index: 1;
    box-shadow: 0 0 16px var(--accent-blue);
    animation: pulse-glow 2s ease-in-out infinite;
}

/* Gradient Text Effects */
.text-gradient-animated {
    background: linear-gradient(135deg, var(--accent-blue-light) 0%, #a5b4fc 50%, var(--accent-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: text-shimmer 8s ease infinite;
}

.text-gradient {
    background: linear-gradient(135deg, var(--accent-blue-light) 0%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 4px 8px rgba(96, 165, 250, 0.3));
    background-size: 200% auto;
    animation: gradient-shift 4s ease infinite;
}

/* Animated Border Effects */
.animated-border {
    position: relative;
    border: 2px solid transparent;
    background-clip: padding-box;
}

.animated-border::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.5) 0%, rgba(79, 70, 229, 0.3) 100%);
    z-index: -1;
    opacity: 0;
    animation: glow-border 3s ease-in-out infinite;
    border-radius: inherit;
}

.animated-border:hover::before {
    opacity: 1;
}

/* Corner Accents */
.corner-accent {
    position: relative;
}

.corner-accent::before,
.corner-accent::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid var(--accent-blue);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.corner-accent::before {
    top: -10px;
    left: -10px;
    border-right: none;
    border-bottom: none;
}

.corner-accent::after {
    bottom: -10px;
    right: -10px;
    border-left: none;
    border-top: none;
}

.corner-accent:hover::before,
.corner-accent:hover::after {
    opacity: 1;
}

/* 3D Perspective */
.perspective-hover {
    perspective: 1000px;
    transition: transform 0.6s cubic-bezier(0.23, 1, 0.320, 1);
}

.perspective-hover:hover {
    transform: rotateX(5deg) rotateY(-5deg);
}

/* Text Shadow Glow */
.text-shadow-glow {
    text-shadow: 0 0 20px rgba(96, 165, 250, 0.4), 0 0 40px rgba(37, 99, 235, 0.2);
}

/* Card Size Variation */
.card-size-lg {
    grid-column: span 1;
}

@media (min-width: 768px) {
    .card-size-lg:first-child {
        grid-column: span 2;
        grid-row: span 2;
    }
}

/* Staggered Animations */
.stagger-item {
    animation: reveal-up 0.6s ease-out forwards;
}

.stagger-item:nth-child(1) { animation-delay: 0.1s; }
.stagger-item:nth-child(2) { animation-delay: 0.2s; }
.stagger-item:nth-child(3) { animation-delay: 0.3s; }
.stagger-item:nth-child(4) { animation-delay: 0.4s; }
.stagger-item:nth-child(5) { animation-delay: 0.5s; }

/* Pulsing Elements */
.pulse-element {
    animation: pulse-glow 2s ease-in-out infinite;
}

/* Asymmetric Layout */
.asymmetric-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

@media (min-width: 1024px) {
    .asymmetric-grid {
        grid-template-columns: 1.5fr 1fr 1fr;
        grid-auto-rows: auto;
    }

    .asymmetric-grid > :nth-child(1) {
        grid-column: span 1;
        grid-row: span 2;
    }
}

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

.header {
    background: rgba(2, 6, 23, 0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    position: sticky;
    top: 0;
    z-index: 999;
    transition: var(--transition-smooth);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 60px;
    width: auto;
    display: block;
    transition: var(--transition-smooth);
}

.logo:hover .logo-img {
    transform: scale(1.02);
    opacity: 0.95;
}

nav {
    display: flex;
    align-items: center;
}

nav a {
    color: var(--text-muted);
    margin: 0 22px;
    text-decoration: none;
    font-weight: 700;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1.3px;
    transition: var(--transition-smooth);
    position: relative;
    display: flex;
    flex-direction: column;
}

nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2.5px;
    bottom: -8px;
    left: 50%;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-blue-light));
    transition: var(--transition-smooth);
    transform: translateX(-50%);
    border-radius: 2px;
}

nav a:hover {
    color: #fff;
    letter-spacing: 1.5px;
}

nav a:hover::after {
    width: 100%;
    box-shadow: 0 0 8px rgba(96, 165, 250, 0.6);
}

.btn-header {
    background: var(--accent-blue);
    color: #fff;
    padding: 11px 28px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 13px;
    text-transform: none;
    letter-spacing: 0.5px;
    text-decoration: none;
    transition: var(--transition-smooth);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.05);
    margin-left: 10px;
    position: relative;
    overflow: hidden;
}

.btn-header::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 0.5s ease;
}

.btn-header:hover {
    background: var(--accent-blue-light);
    box-shadow: 0 10px 28px rgba(96, 165, 250, 0.45);
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.1);
}

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

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
    transition: var(--transition-smooth);
}

.mobile-menu-toggle svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
}

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

.hero {
    min-height: calc(100vh - 83px);
    padding: 100px 0 120px 0;
    position: relative;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    text-align: left;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    padding: 8px 18px;
    border-radius: 100px;
    color: var(--accent-blue-light);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1.8px;
    text-transform: uppercase;
    margin-bottom: 30px;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.12);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    animation: float-badge 3s ease-in-out infinite;
}

.hero-badge span {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background-color: var(--accent-blue-light);
    display: inline-block;
    box-shadow: 0 0 10px var(--accent-blue-light);
    animation: pulse 2s ease-in-out infinite;
}

.hero h1 {
    font-size: 54px;
    text-transform: none;
    margin-bottom: 30px;
    line-height: 1.15;
    font-weight: 900;
    letter-spacing: -0.5px;
    text-shadow: 0 4px 30px rgba(96, 165, 250, 0.3), 0 8px 60px rgba(37, 99, 235, 0.2);
}

.hero p {
    font-size: 16px;
    color: var(--text-muted);
    max-width: 550px;
    line-height: 1.8;
    font-weight: 400;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    margin-bottom: 25px;
}

/* Carousel Styles */
.hero-carousel {
    position: relative;
    min-height: 310px;
    margin-bottom: 30px;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease, transform 0.8s ease;
    transform: translateY(15px);
}

.hero-slide.active {
    position: relative;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.hero-carousel-indicators {
    display: flex;
    gap: 8px;
    margin-bottom: 30px;
}

@media (max-width: 991px) {
    .hero-carousel-indicators {
        justify-content: center;
    }
    .hero-carousel {
        min-height: 250px;
    }
}

.hero-carousel-indicators span {
    width: 12px;
    height: 6px;
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.hero-carousel-indicators span.active {
    background: var(--accent-blue-light);
    width: 36px;
    box-shadow: 0 0 12px rgba(96, 165, 250, 0.6);
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

.btn-hero-primary {
    background: linear-gradient(135deg, var(--accent-blue) 0%, #1d4ed8 100%);
    color: #fff;
    padding: 16px 40px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 14px;
    text-transform: none;
    letter-spacing: 0.5px;
    text-decoration: none;
    transition: var(--transition-smooth);
    box-shadow: 0 10px 28px rgba(37, 99, 235, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    display: inline-block;
    border: 1px solid rgba(255, 255, 255, 0.08);
    position: relative;
    overflow: hidden;
}

.btn-hero-primary::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 0.5s ease;
}

.btn-hero-primary:hover {
    background: linear-gradient(135deg, var(--accent-blue-light) 0%, var(--accent-blue) 100%);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.5), 0 0 25px rgba(96, 165, 250, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-hero-primary:hover::before {
    left: 100%;
}

.btn-hero-secondary {
    background: rgba(15, 23, 42, 0.5);
    border: 1.5px solid rgba(255, 255, 255, 0.15);
    color: var(--text-light);
    padding: 16px 40px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 14px;
    text-transform: none;
    letter-spacing: 0.5px;
    text-decoration: none;
    transition: var(--transition-smooth);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.btn-hero-secondary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-hero-secondary:hover {
    background: rgba(37, 99, 235, 0.2);
    border-color: rgba(96, 165, 250, 0.5);
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(37, 99, 235, 0.3), 0 0 20px rgba(96, 165, 250, 0.2);
    color: #fff;
}

.btn-hero-secondary:hover::before {
    opacity: 1;
}

.hero-visual {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: flex-end;
    justify-content: center;
}

.hero-glow-sphere {
    position: absolute;
    width: 625px;
    height: 625px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.18) 0%, rgba(79, 70, 229, 0.04) 50%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 1;
    animation: sphere-glow 4s ease-in-out infinite;
}

.hero-float-card {
    position: relative;
    z-index: 2;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 16px;
    padding: 24px 28px;
    display: flex;
    align-items: center;
    gap: 18px;
    width: 100%;
    max-width: 340px;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-lg);
    animation: reveal-right 0.7s ease-out backwards;
}

.hero-visual .hero-float-card:nth-child(2) { animation-delay: 0.2s; }
.hero-visual .hero-float-card:nth-child(3) { animation-delay: 0.3s; }
.hero-visual .hero-float-card:nth-child(4) { animation-delay: 0.4s; }

.hero-float-card:hover {
    border-color: var(--card-border-hover);
    transform: translateY(-12px) scale(1.05);
    box-shadow: 0 20px 50px rgba(37, 99, 235, 0.25), 0 0 30px rgba(37, 99, 235, 0.15);
    background: rgba(15, 23, 42, 0.65);
}

.hero-float-card:nth-child(2) {
    animation: float-1 6s ease-in-out infinite;
    align-self: flex-start;
    margin-left: 5%;
}

.hero-float-card:nth-child(3) {
    animation: float-2 7s ease-in-out infinite;
    align-self: center;
}

.hero-float-card:nth-child(4) {
    animation: float-3 8s ease-in-out infinite;
    align-self: flex-end;
    margin-right: 5%;
}

.hero-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: rgba(37, 99, 235, 0.12);
    border: 1px solid rgba(37, 99, 235, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-blue-light);
    font-size: 20px;
    flex-shrink: 0;
    transition: var(--transition-smooth);
}

.hero-float-card:hover .hero-card-icon {
    background: var(--accent-blue);
    color: #fff;
    box-shadow: 0 0 12px rgba(37, 99, 235, 0.4);
}

.hero-card-icon svg,
.hero-card-icon img {
    width: 24px;
    height: 24px;
}

.hero-card-info h4 {
    font-size: 15px;
    font-weight: 700;
    margin: 0;
    color: #fff;
}

.hero-card-info p {
    font-size: 13px;
    color: var(--text-muted);
    margin: 4px 0 0 0;
}

.scroll-down {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

.scroll-down-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: var(--transition-smooth);
    cursor: pointer;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    animation: bounce-subtle 2.5s ease-in-out infinite;
    position: relative;
}

.scroll-down-btn::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(96, 165, 250, 0.3) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.scroll-down-btn:hover {
    color: #fff;
    border-color: var(--accent-blue-light);
    transform: translateY(4px);
    box-shadow: 0 6px 20px rgba(96, 165, 250, 0.35), inset 0 0 10px rgba(96, 165, 250, 0.1);
    background: rgba(37, 99, 235, 0.15);
}

.scroll-down-btn:hover::after {
    opacity: 1;
}

/* ============================================
   SECTIONS
   ============================================ */

.section {
    padding: 120px 0;
    position: relative;
}

.section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(2, 6, 23, 0.4) 0%, rgba(11, 21, 40, 0.5) 50%, rgba(2, 6, 23, 0.4) 100%);
    pointer-events: none;
    z-index: 0;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.section::before {
    content: '';
    position: absolute;
    top: -60px;
    left: 50%;
    width: 120px;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(37, 99, 235, 0.4) 50%, transparent 100%);
    transform: translateX(-50%);
}

.section.has-overlay::after {
    opacity: 1;
}

.section > * {
    position: relative;
    z-index: 1;
}

.section-dark {
    background: linear-gradient(135deg, rgba(11, 21, 40, 0.04) 0%, rgba(15, 23, 42, 0.03) 100%);
    border-top: 1px solid rgba(99, 102, 241, 0.1);
    border-bottom: 1px solid rgba(99, 102, 241, 0.1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: relative;
}

.section-dark::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(37, 99, 235, 0.03) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 50%, rgba(79, 70, 229, 0.02) 0%, transparent 60%);
    pointer-events: none;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 42px;
    font-weight: 900;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #fff 0%, var(--text-muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
    position: relative;
    padding-bottom: 20px;
    letter-spacing: -0.5px;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 70px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-blue), var(--accent-blue-light));
    border-radius: 2px;
    box-shadow: 0 0 16px rgba(37, 99, 235, 0.4);
    animation: glow-underline 3s ease-in-out infinite;
}

.section-title p {
    color: var(--text-muted);
    max-width: 650px;
    margin: 20px auto 0;
    font-size: 16px;
    line-height: 1.7;
    font-weight: 400;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

/* ============================================
   ABOUT SECTION
   ============================================ */

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: 60px;
    align-items: start;
    margin-top: 20px;
    position: relative;
    z-index: 2;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.04) 0%, rgba(11, 21, 40, 0.03) 100%);
    padding: 70px 60px;
    border-radius: 20px;
    border: 1px solid rgba(99, 102, 241, 0.12);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* Expertise Panel (replaces progress bars) */
.expertise-panel {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.expertise-panel-label {
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent-blue-light);
    opacity: 0.7;
    margin: 0;
}

.expertise-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
}

.expertise-tag {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    padding: 11px 20px;
    border-radius: 100px;
    border: 1px solid rgba(96, 165, 250, 0.2);
    background: rgba(37, 99, 235, 0.07);
    color: var(--text-light);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    animation: reveal-up 0.5s ease-out backwards;
}

.expertise-tags .expertise-tag:nth-child(1) { animation-delay: 0.05s; }
.expertise-tags .expertise-tag:nth-child(2) { animation-delay: 0.10s; }
.expertise-tags .expertise-tag:nth-child(3) { animation-delay: 0.15s; }
.expertise-tags .expertise-tag:nth-child(4) { animation-delay: 0.20s; }
.expertise-tags .expertise-tag:nth-child(5) { animation-delay: 0.25s; }
.expertise-tags .expertise-tag:nth-child(6) { animation-delay: 0.30s; }
.expertise-tags .expertise-tag:nth-child(7) { animation-delay: 0.35s; }
.expertise-tags .expertise-tag:nth-child(8) { animation-delay: 0.40s; }
.expertise-tags .expertise-tag:nth-child(9) { animation-delay: 0.45s; }
.expertise-tags .expertise-tag:nth-child(10) { animation-delay: 0.50s; }
.expertise-tags .expertise-tag:nth-child(11) { animation-delay: 0.55s; }

.expertise-tag svg {
    width: 16px;
    height: 16px;
    stroke: var(--accent-blue-light);
    flex-shrink: 0;
    transition: var(--transition-smooth);
}

.expertise-tag:hover {
    background: rgba(37, 99, 235, 0.25);
    border-color: rgba(96, 165, 250, 0.6);
    color: #fff;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 30px rgba(37, 99, 235, 0.35), 0 0 20px rgba(96, 165, 250, 0.2);
}

.expertise-tag:hover svg {
    stroke: #fff;
}

/* Mini value-prop cards inside expertise panel */
.about-mini-cards {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin-top: 8px;
    padding-top: 20px;
    border-top: 1px solid rgba(99, 102, 241, 0.12);
}

.about-mini-card {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px 20px;
    border-radius: 12px;
    background: rgba(37, 99, 235, 0.05);
    border: 1px solid rgba(96, 165, 250, 0.1);
    transition: var(--transition-smooth);
}

.about-mini-card:hover {
    background: rgba(37, 99, 235, 0.1);
    border-color: rgba(96, 165, 250, 0.25);
    transform: translateX(4px);
}

.about-mini-card-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: rgba(37, 99, 235, 0.15);
    border: 1px solid rgba(96, 165, 250, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.about-mini-card-icon svg {
    width: 18px;
    height: 18px;
    stroke: var(--accent-blue-light);
}

.about-mini-card strong {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 4px;
}

.about-mini-card p {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.5;
    margin: 0;
}

/* About Content */
.about-eyebrow {
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--accent-blue-light);
    margin-bottom: -8px;
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-content h3 {
    font-size: 22px;
    font-weight: 600;
    color: #fff;
    line-height: 1.35;
    letter-spacing: -0.1px;
    margin-bottom: 4px;
}

.about-h3-prefix {
    font-style: italic;
    font-weight: 400;
    color: var(--text-muted);
    -webkit-text-fill-color: var(--text-muted);
    filter: none;
    font-size: 0.95em;
}

.about-content p {
    color: var(--text-muted);
    font-size: 17px;
    line-height: 1.85;
    font-weight: 400;
}

.about-content p strong {
    color: var(--text-light);
    font-weight: 700;
}

.about-bullets {
    list-style: none;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.about-bullets li {
    display: flex;
    align-items: center;
    gap: 14px;
    color: var(--text-light);
    font-size: 16px;
    font-weight: 500;
}

.about-bullet-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.2) 0%, rgba(96, 165, 250, 0.1) 100%);
    border: 1.5px solid var(--accent-blue-light);
    color: var(--accent-blue-light);
    font-size: 12px;
    border-radius: 50%;
    font-weight: bold;
    flex-shrink: 0;
    box-shadow: 0 0 12px rgba(96, 165, 250, 0.2);
    transition: var(--transition-smooth);
}

.about-bullets li:hover .about-bullet-icon {
    transform: scale(1.2) rotate(10deg);
    box-shadow: 0 0 20px rgba(96, 165, 250, 0.4);
}

/* CTA row */
.about-cta-row {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 6px;
}

.btn-about {
    display: inline-block;
    background: rgba(37, 99, 235, 0.12);
    border: 1.5px solid rgba(37, 99, 235, 0.3);
    color: var(--accent-blue-light);
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.3px;
    text-decoration: none;
    transition: var(--transition-smooth);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.btn-about::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.2) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-about:hover {
    background: var(--accent-blue);
    border-color: var(--accent-blue-light);
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
    transform: translateY(-2px);
    color: #fff;
}

.btn-about:hover::before {
    opacity: 1;
}

.btn-about-ghost {
    display: inline-block;
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 12px 4px;
    font-weight: 600;
    font-size: 13px;
    letter-spacing: 0.3px;
    text-decoration: none;
    transition: var(--transition-smooth);
    position: relative;
}

.btn-about-ghost::after {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--accent-blue-light);
    transition: width 0.3s ease;
    border-radius: 2px;
}

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

.btn-about-ghost:hover::after {
    width: 100%;
}

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

.services-container {
    position: relative;
    z-index: 2;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 20px;
    padding: 50px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.03) 0%, rgba(11, 21, 40, 0.02) 100%);
    border-radius: 18px;
    border: 1px solid rgba(99, 102, 241, 0.1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.03);
}

.service-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 50px 40px;
    border-radius: 16px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 18px;
    box-shadow: var(--shadow-md);
    animation: reveal-up 0.6s ease-out backwards;
    will-change: transform;
}

.services-grid .service-card:nth-child(1) { animation-delay: 0.1s; }
.services-grid .service-card:nth-child(2) { animation-delay: 0.2s; }
.services-grid .service-card:nth-child(3) { animation-delay: 0.3s; }
.services-grid .service-card:nth-child(4) { animation-delay: 0.4s; }
.services-grid .service-card:nth-child(5) { animation-delay: 0.5s; }

.service-card::before {
    content: '';
    position: absolute;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, transparent 70%);
    bottom: -75px;
    right: -75px;
    pointer-events: none;
    transition: var(--transition-smooth);
}

.service-card:hover {
    border-color: var(--card-border-hover);
    transform: translateY(-8px);
    box-shadow: 0 20px 48px rgba(37, 99, 235, 0.15);
    background: rgba(15, 23, 42, 0.55);
}

.service-card:hover::before {
    background: radial-gradient(circle, rgba(37, 99, 235, 0.18) 0%, transparent 70%);
    transform: scale(1.1);
}

.service-icon-wrapper {
    width: 68px;
    height: 68px;
    border-radius: 14px;
    background: rgba(37, 99, 235, 0.12);
    border: 1.5px solid rgba(37, 99, 235, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-blue-light);
    transition: var(--transition-smooth);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.12);
}

.service-card:hover .service-icon-wrapper {
    background: linear-gradient(135deg, var(--accent-blue), #1d4ed8);
    color: #fff;
    border-color: var(--accent-blue-light);
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.5);
    transform: scale(1.12) rotate(-8deg);
}

.service-icon-wrapper svg,
.service-icon-wrapper img {
    width: 28px;
    height: 28px;
}

.service-card h4 {
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    margin: 8px 0 0 0;
    letter-spacing: -0.3px;
    transition: color 0.3s ease;
}

.service-card:hover h4 {
    color: var(--accent-blue-light);
}

.service-card p {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.7;
    font-weight: 400;
}

.service-result {
    margin-top: 16px;
    padding: 10px 14px;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.25);
    border-radius: 6px;
    color: var(--accent-blue-light);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.3px;
    display: inline-block;
    transition: var(--transition-smooth);
}

.service-card:hover .service-result {
    background: rgba(37, 99, 235, 0.2);
    border-color: rgba(37, 99, 235, 0.5);
    color: #fff;
}

/* ============================================
   FEATURES SECTION
   ============================================ */

.features-container {
    position: relative;
    z-index: 2;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
    margin-top: 20px;
    padding: 50px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.03) 0%, rgba(11, 21, 40, 0.02) 100%);
    border-radius: 18px;
    border: 1px solid rgba(99, 102, 241, 0.1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.03);
}

.feature-card {
    background: rgba(15, 23, 42, 0.25);
    border: 1px solid var(--card-border);
    padding: 40px 35px;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    gap: 22px;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: visible;
    animation: reveal-up 0.6s ease-out backwards;
}

.features-grid .feature-card:nth-child(1) { animation-delay: 0.1s; }
.features-grid .feature-card:nth-child(2) { animation-delay: 0.2s; }
.features-grid .feature-card:nth-child(3) { animation-delay: 0.3s; }
.features-grid .feature-card:nth-child(4) { animation-delay: 0.4s; }

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.feature-card:hover {
    border-color: rgba(99, 102, 241, 0.25);
    background: rgba(15, 23, 42, 0.5);
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(37, 99, 235, 0.1);
}

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

.feature-card::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 24px;
    top: -2px;
    right: -2px;
    border: 2px solid var(--accent-blue);
    border-left: none;
    border-bottom: none;
    border-radius: 0 12px 0 0;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover::after {
    opacity: 0.6;
}

.feature-icon-wrapper {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-blue-light);
    transition: var(--transition-smooth);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
}

.feature-card:hover .feature-icon-wrapper {
    background: linear-gradient(135deg, var(--accent-blue), #1d4ed8);
    color: #fff;
    border-color: var(--accent-blue-light);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.4);
    transform: scale(1.08) rotate(5deg);
}

.feature-icon-wrapper svg,
.feature-icon-wrapper img {
    width: 22px;
    height: 22px;
}

.feature-card h5 {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    margin: 0;
    transition: color 0.3s ease;
}

.feature-card:hover h5 {
    color: var(--accent-blue-light);
}

.feature-card p {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
}

/* ============================================
   TRAINING SECTION
   ============================================ */

.training-container {
    position: relative;
    z-index: 2;
}

.training-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 30px;
    margin-top: 20px;
    padding: 50px;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.04) 0%, rgba(11, 21, 40, 0.03) 100%);
    border-radius: 18px;
    border: 1px solid rgba(99, 102, 241, 0.12);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.03);
}

.training-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    overflow: hidden;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-md);
    animation: reveal-up 0.6s ease-out backwards;
    will-change: transform;
}

.training-grid .training-card:nth-child(1) { animation-delay: 0.1s; }
.training-grid .training-card:nth-child(2) { animation-delay: 0.2s; }

.training-card:hover {
    border-color: var(--card-border-hover);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.35);
    transform: translateY(-8px);
    background: rgba(15, 23, 42, 0.55);
}

.training-card-featured {
    border: 2px solid var(--accent-blue);
    box-shadow: 0 12px 36px rgba(37, 99, 235, 0.18);
    position: relative;
}

.training-card-featured::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.3) 0%, rgba(79, 70, 229, 0.1) 100%);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.training-card-featured:hover::before {
    opacity: 1;
}

.featured-tag {
    position: absolute;
    top: 18px;
    right: 18px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-indigo));
    color: #fff;
    padding: 5px 12px;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 1px;
    border-radius: 6px;
    text-transform: uppercase;
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3), 0 0 20px rgba(37, 99, 235, 0.2);
    animation: pulse-glow 2s ease-in-out infinite;
}

.training-header {
    padding: 50px 40px 40px 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
}

.training-header-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.15) 0%, rgba(79, 70, 229, 0.08) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-blue-light);
    transition: var(--transition-smooth);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.1);
}

.training-card:hover .training-header-icon {
    background: linear-gradient(135deg, var(--accent-blue), #1d4ed8);
    color: #fff;
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.4);
}

.training-header h4 {
    font-size: 24px;
    font-weight: 900;
    margin: 0;
    color: #fff;
    letter-spacing: -0.3px;
    transition: color 0.3s ease;
}

.training-card:hover .training-header h4 {
    color: var(--accent-blue-light);
}

.training-header p {
    color: var(--text-muted);
    font-size: 14px;
    margin: 0;
    line-height: 1.7;
    font-weight: 400;
}

.training-list {
    list-style: none;
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 18px;
    flex-grow: 1;
}

.training-list li {
    color: var(--text-light);
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 14px;
    line-height: 1.5;
    font-weight: 400;
    transition: all 0.3s ease;
    padding-left: 0;
}

.training-list li:hover {
    padding-left: 8px;
    color: var(--accent-blue-light);
}

.training-list li svg,
.training-list li img {
    color: var(--accent-blue-light);
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.training-list li:hover svg,
.training-list li:hover img {
    transform: scale(1.2) rotate(10deg);
}

.training-footer {
    padding: 30px 40px 50px 40px;
    text-align: center;
}

.btn-training {
    display: block;
    width: 100%;
    padding: 16px 30px;
    background: linear-gradient(135deg, var(--accent-blue), #1d4ed8);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    font-weight: 700;
    font-size: 13px;
    text-transform: none;
    letter-spacing: 0.5px;
    text-decoration: none;
    transition: var(--transition-smooth);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-training::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 0.5s ease;
}

.btn-training:hover {
    background: linear-gradient(135deg, var(--accent-blue-light) 0%, var(--accent-blue) 100%);
    box-shadow: 0 10px 24px rgba(37, 99, 235, 0.4);
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.15);
}

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

.training-card-featured .btn-training {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-indigo));
    border: none;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.25);
}

.training-card-featured .btn-training:hover {
    opacity: 0.95;
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.4);
}

/* ============================================
   CONTACT & CTA SECTION
   ============================================ */

.contact-cta {
    text-align: center;
    padding: 110px 0;
    position: relative;
    background: radial-gradient(circle at center, rgba(37, 99, 235, 0.05) 0%, transparent 60%);
}

.btn-whatsapp-cta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 40px;
    background: linear-gradient(135deg, #2563eb, #4f46e5);
    color: #fff;
    border-radius: 10px;
    font-weight: 700;
    text-transform: none;
    font-size: 14px;
    letter-spacing: 0.5px;
    text-decoration: none;
    transition: var(--transition-smooth);
    box-shadow: 0 8px 30px rgba(37, 99, 235, 0.35);
}

.btn-whatsapp-cta:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 35px rgba(99, 102, 241, 0.45);
}

.btn-whatsapp-cta svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

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

.footer {
    background: rgba(11, 21, 40, 0.6);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 80px 0 35px 0;
    font-size: 14px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 50px;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.footer-col h4 {
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #fff;
}

.footer-col p {
    color: var(--text-muted);
    line-height: 1.8;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition-smooth);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--accent-blue-light);
    transform: translateX(3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 13px;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 991px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }

    .hero-content {
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero h1 {
        font-size: 42px;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-visual {
        align-items: center;
        margin-top: 20px;
    }

    .hero-float-card:nth-child(2) {
        align-self: center;
        margin-left: 0;
    }

    .hero-float-card:nth-child(4) {
        align-self: center;
        margin-right: 0;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 40px 28px;
    }

    .about-cta-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .section {
        padding: 70px 0;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }

    nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(11, 21, 40, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
        display: flex;
        flex-direction: column;
        padding: 100px 40px;
        gap: 25px;
        transition: var(--transition-smooth);
        z-index: 999;
        align-items: flex-start;
    }

    nav.active {
        right: 0;
    }

    nav a {
        margin: 0;
        font-size: 16px;
        width: 100%;
    }

    nav a::after {
        left: 0;
        transform: none;
    }

    .btn-header {
        margin-left: 0;
        width: 100%;
        text-align: center;
    }

    .hero h1 {
        font-size: 34px;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }

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

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}