/* ===== Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    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(13, 148, 136, 0.15);
    color: #0f766e;
}

/* ===== Hero Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.animate-fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

/* ===== Scroll Reveal ===== */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    
    .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Navbar Scroll State ===== */
#navbar.scrolled {
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.06);
}

/* ===== Smooth Focus States ===== */
input:focus,
select:focus,
textarea:focus,
button:focus {
    outline: none;
}

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

::-webkit-scrollbar-track {
    background: #f8fafc;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

/* ===== Button Hover Effects ===== */
button, a {
    -webkit-tap-highlight-color: transparent;
}

/* ===== Image Loading ===== */
img {
    image-rendering: auto;
}

/* ===== Subtle Line Decorations ===== */
.line-decoration {
    position: relative;
}

.line-decoration::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 48px;
    height: 2px;
    background: linear-gradient(90deg, #0d9488, #5eead4);
}

/* ===== Card Hover ===== */
.group:hover .group-hover\:scale-105 {
    transform: scale(1.05);
}

/* ===== Form Styles ===== */
input::placeholder,
textarea::placeholder {
    color: #cbd5e1;
}

select {
    appearance: none;
    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='%2394a3b8' 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;
    padding-right: 2.5rem;
}

/* ===== Responsive Adjustments ===== */
@media (max-width: 768px) {
    #hero h1 {
        font-size: 2.5rem;
        line-height: 1.15;
    }
    
    .font-serif {
        line-height: 1.2;
    }
}