:root {
    --primary: #1B3A57;
    --secondary: #1DA6B8;
    --accent: #F5A524;
    --text-dark: #334155;
    --text-light: #94A3B8;
    --bg-dark: #0F172A;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    overflow-x: hidden;
}

.hero-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, #0F172A 100%);
}

.text-gradient {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.card-hover {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

.nav-item {
    position: relative;
}

.nav-item::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary);
    transition: width 0.3s ease;
}

.nav-item:hover::after {
    width: 100%;
}

.btn-primary {
    background: var(--secondary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

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

.btn-primary:hover {
    background: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(29, 166, 184, 0.4);
}

.btn-outline {
    border: 2px solid var(--secondary);
    color: var(--secondary);
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    background: transparent;
    cursor: pointer;
}

.btn-outline:hover {
    background: var(--secondary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(29, 166, 184, 0.3);
}

.section-padding {
    padding: 5rem 0;
}

/* Scroll reveal animations */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(60px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-scale.visible {
    opacity: 1;
    transform: scale(1);
}

/* Staggered children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.stagger-children.visible > *:nth-child(1) { transition-delay: 0.05s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.15s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(5) { transition-delay: 0.25s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(6) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(7) { transition-delay: 0.35s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(8) { transition-delay: 0.4s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(9) { transition-delay: 0.45s; opacity: 1; transform: translateY(0); }

/* Hero typing cursor */
.hero-title .typed-cursor {
    display: inline-block;
    width: 3px;
    height: 1em;
    background: var(--accent);
    margin-left: 4px;
    animation: blink 1s step-end infinite;
    vertical-align: text-bottom;
}

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

/* Animated counter */
.counter-value {
    display: inline-block;
}

/* Page header decorations */
.page-header {
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(29,166,184,0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.page-header::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(245,165,36,0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

/* Floating shapes */
.floating-shape {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    opacity: 0.08;
}

.float-1 {
    width: 300px;
    height: 300px;
    top: 10%;
    right: 5%;
    background: var(--secondary);
    animation: float 8s ease-in-out infinite;
}

.float-2 {
    width: 200px;
    height: 200px;
    bottom: 15%;
    left: 8%;
    background: var(--accent);
    animation: float 6s ease-in-out infinite reverse;
}

.float-3 {
    width: 150px;
    height: 150px;
    top: 50%;
    left: 50%;
    background: var(--secondary);
    animation: float 10s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(20px, -30px) rotate(5deg); }
    50% { transform: translate(-10px, 20px) rotate(-3deg); }
    75% { transform: translate(15px, 10px) rotate(2deg); }
}

/* Gradient border card */
.gradient-border {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
}

.gradient-border::before {
    content: '';
    position: absolute;
    inset: 0;
    padding: 2px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--secondary), var(--accent), var(--primary));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.4s ease;
}

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

/* Glassmorphism */
.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

/* Pulse glow */
.pulse-glow {
    animation: pulseGlow 2s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(29, 166, 184, 0.4); }
    50% { box-shadow: 0 0 20px 10px rgba(29, 166, 184, 0); }
}

/* Shimmer loading */
.shimmer {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Nav scroll state */
.nav-scrolled {
    background: rgba(27, 58, 87, 0.98) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

/* Mobile menu animation */
.mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu.open {
    max-height: 500px;
}

/* Professional card */
.professional-card {
    position: relative;
    overflow: hidden;
}

.professional-card img {
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.professional-card:hover img {
    transform: scale(1.08);
}

/* Service icon */
.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 100%);
    border-radius: 12px;
    color: white;
    transition: transform 0.3s ease;
}

.service-icon:hover {
    transform: rotate(5deg) scale(1.1);
}

/* Loader */
.loader {
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--secondary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

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

/* Toast notification */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    z-index: 1000;
    animation: slideIn 0.3s ease;
}

.toast.success {
    background: #10B981;
    color: white;
}

.toast.error {
    background: #EF4444;
    color: white;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Parallax-like depth effect */
.depth-1 { transform: translateZ(0); }
.depth-2 { transform: translateZ(20px); }

/* Line decoration */
.line-decoration {
    display: inline-block;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary), var(--accent));
    border-radius: 2px;
    margin-bottom: 1rem;
}

/* Section heading style */
.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--secondary);
    margin-bottom: 0.5rem;
}

/* Stats counter ring */
.stat-ring {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.stat-ring::before {
    content: '';
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    border: 2px dashed rgba(29, 166, 184, 0.3);
    animation: spinSlow 20s linear infinite;
}

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

/* Image overlay gradient */
.img-overlay {
    position: relative;
    overflow: hidden;
    border-radius: 1rem;
}

.img-overlay::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(27, 58, 87, 0.7) 100%);
    pointer-events: none;
}

/* Responsive typography */
@media (max-width: 640px) {
    .hero-title {
        font-size: 2rem !important;
        line-height: 1.2 !important;
    }
    .hero-subtitle {
        font-size: 1rem !important;
    }
    .section-title {
        font-size: 1.75rem !important;
    }
}

@media (min-width: 641px) and (max-width: 1024px) {
    .hero-title {
        font-size: 2.75rem !important;
    }
}

/* Mobile card fixes */
@media (max-width: 768px) {
    .mobile-stack {
        grid-template-columns: 1fr !important;
    }
    .mobile-full {
        width: 100% !important;
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }
    .mobile-text-center {
        text-align: center !important;
    }
    .mobile-px {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }
}

/* Smooth page transition */
#main {
    animation: pageIn 0.4s ease-out;
}

@keyframes pageIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hover lift for all cards */
.hover-lift {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.12);
}

/* WhatsApp button animation */
.whatsapp-btn {
    animation: whatsappPulse 2s ease-in-out infinite;
}

@keyframes whatsappPulse {
    0%, 100% { box-shadow: 0 4px 14px rgba(37, 211, 102, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6); }
}

/* Breadcrumb separator */
.breadcrumb-sep {
    opacity: 0.5;
    margin: 0 0.5rem;
}

/* Tag/badge pill */
.tag-pill {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}