/* === RESET & BASE === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --charcoal: #1A1A1A;
    --charcoal-light: #2D2D2D;
    --coral: #FF6B4A;
    --coral-dark: #E85A3A;
    --coral-light: #FF8A72;
}

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

body {
    overflow-x: hidden;
}

::selection {
    background: var(--coral);
    color: white;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

/* === ANIMATIONS === */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(32px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fadeUp {
    animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes scrollLine {
    0% {
        transform: scaleY(0);
        transform-origin: top;
    }
    50% {
        transform: scaleY(1);
        transform-origin: top;
    }
    51% {
        transform-origin: bottom;
    }
    100% {
        transform: scaleY(0);
        transform-origin: bottom;
    }
}

.animate-scrollLine {
    animation: scrollLine 1.8s ease-in-out infinite;
}

/* === NAVBAR === */
#navbar {
    background: transparent;
}

#navbar.scrolled {
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 107, 74, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* === MOBILE MENU === */
#mobileMenu.open {
    opacity: 1;
    pointer-events: all;
}

#mobileMenu:not(.open) {
    opacity: 0;
    pointer-events: none;
}

#mobileMenu.open .mobile-link {
    animation: fadeUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

#mobileMenu.open .mobile-link:nth-child(1) { animation-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(2) { animation-delay: 0.15s; }
#mobileMenu.open .mobile-link:nth-child(3) { animation-delay: 0.2s; }
#mobileMenu.open .mobile-link:nth-child(4) { animation-delay: 0.25s; }

/* Hamburger */
#menuToggle.open #bar1 {
    transform: rotate(45deg) translate(5px, 5px);
}

#menuToggle.open #bar2 {
    opacity: 0;
}

#menuToggle.open #bar3 {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* === SERVICE CARDS === */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--coral), var(--coral-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card:hover::before {
    transform: scaleX(1);
}

/* === SCROLL REVEAL === */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    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);
}

/* === SELECT STYLING === */
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='%23FF6B4A' stroke-width='2.5' 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;
    padding-right: 2.5rem;
}

/* === FORM FOCUS STATES === */
input:focus, textarea:focus, select:focus {
    box-shadow: 0 0 0 1px var(--coral);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .font-serif {
        line-height: 1.1;
    }
}

/* === FOCUS VISIBLE === */
:focus-visible {
    outline: 2px solid var(--coral);
    outline-offset: 2px;
}

/* === REDUCED MOTION === */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}