/* Base & Reset */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background-color: rgba(4, 120, 87, 0.15);
    color: #047857;
}

/* Navbar */
.nav-logo-text {
    transition: color 0.3s ease;
}

.nav-logo-sub {
    transition: color 0.3s ease;
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background-color: #047857;
    transition: width 0.3s ease;
}

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

/* Mobile Menu */
.mobile-link {
    position: relative;
}

/* Hero Animations */
@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(3deg);
    }
}

@keyframes float-delay {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-15px) rotate(-2deg);
    }
}

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

.hero-glass-shape {
    animation: float 6s ease-in-out infinite;
}

.hero-glass-shape:nth-child(2) {
    animation: float-delay 8s ease-in-out infinite;
    animation-delay: 1s;
}

.hero-glass-shape:nth-child(3) {
    animation: float-slow 7s ease-in-out infinite;
    animation-delay: 2s;
}

.hero-glass-shape:nth-child(4) {
    animation: float 9s ease-in-out infinite;
    animation-delay: 0.5s;
}

/* Service Cards */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #047857, #10b981, #047857);
    opacity: 0;
    transition: opacity 0.5s ease;
}

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

/* Scroll Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), 
                transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), 
                transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.stagger-children.revealed > *:nth-child(1) { transition-delay: 0.05s; }
.stagger-children.revealed > *:nth-child(2) { transition-delay: 0.1s; }
.stagger-children.revealed > *:nth-child(3) { transition-delay: 0.15s; }
.stagger-children.revealed > *:nth-child(4) { transition-delay: 0.2s; }
.stagger-children.revealed > *:nth-child(5) { transition-delay: 0.25s; }
.stagger-children.revealed > *:nth-child(6) { transition-delay: 0.3s; }

.stagger-children.revealed > * {
    opacity: 1;
    transform: translateY(0);
}

/* Testimonial cards */
.testimonial-card {
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), 
                box-shadow 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-4px);
}

/* Smooth focus styles */
input:focus,
select:focus,
textarea:focus {
    outline: none;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #fefdf8;
}

::-webkit-scrollbar-thumb {
    background: #d1fae5;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a7f3d0;
}

/* Form select dropdown arrow */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23047857' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    appearance: none;
    -webkit-appearance: none;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .reveal,
    .reveal *,
    .stagger-children > * {
        opacity: 1;
        transform: none;
    }
}

/* Tablet */
@media (max-width: 768px) {
    .hero-glass-shape {
        display: none;
    }
}