@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;700;900&display=swap');

:root {
    --navy: #0a1128;
    --electric-blue: #007bff;
    --terracotta: #e2725b;
}

body {
    font-family: 'Inter', sans-serif;
}

/* Typography Utility */
.border-text {
    -webkit-text-stroke: 1px rgba(255,255,255,0.3);
    color: transparent;
}

/* Navigation */
.nav-link {
    position: relative;
    color: rgba(255,255,255,0.7);
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: white;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background: var(--terracotta);
    transition: width 0.3s ease;
}

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

header.scrolled {
    background: rgba(10, 17, 40, 0.98);
    backdrop-filter: blur(15px);
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

/* Animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 1s cubic-bezier(0.2, 1, 0.3, 1);
}

.scroll-reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.hero-content {
    transition: all 1.5s cubic-bezier(0.2, 1, 0.3, 1);
}

.hero-content.active {
    opacity: 1;
    transform: translateY(0);
}

/* Service Cards */
.service-card {
    background: white;
    border: 1px solid rgba(0,0,0,0.03);
    transition: all 0.5s cubic-bezier(0.2, 1, 0.3, 1);
    border-radius: 2px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.service-img-wrapper {
    height: 280px;
    width: 100%;
    overflow: hidden;
    position: relative;
    background: #f0f0f0;
}

.service-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.8s ease;
}

.service-card:hover .service-img {
    transform: scale(1.05);
}

/* Forms */
.form-input {
    width: 100%;
    background: white;
    border: 1px solid #e2e8f0;
    padding: 1rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--navy);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--terracotta);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(226, 114, 91, 0.05);
}

/* Utility */
.hvac-image-premium {
    filter: brightness(1.05) contrast(1.1);
    object-fit: cover;
}

.social-btn {
    width: 40px;
    height: 40px;
    border-radius: 2px;
    background: rgba(255,255,255,0.03);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-btn:hover {
    background: var(--terracotta);
    color: white;
    transform: translateY(-3px);
}

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

::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--navy);
}

::-webkit-scrollbar-thumb {
    background: #2a3a5a;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--terracotta);
}