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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    margin: 0;
    overflow-x: hidden;
}

::selection {
    background: rgba(255, 107, 69, 0.3);
    color: #fff;
}

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

@keyframes scrollLine {
    0%, 100% {
        opacity: 0.3;
        transform: scaleY(0.5);
        transform-origin: top;
    }
    50% {
        opacity: 1;
        transform: scaleY(1);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

.animate-scroll-line {
    animation: scrollLine 2s ease-in-out infinite;
}

/* ===== Reveal on Scroll ===== */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 0;
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-up {
    transform: translateY(40px);
}

.reveal-left {
    transform: translateX(-40px);
}

.reveal-right {
    transform: translateX(40px);
}

.reveal-up.revealed,
.reveal-left.revealed,
.reveal-right.revealed {
    opacity: 1;
    transform: translate(0, 0);
}

/* ===== Navbar ===== */
#navbar.scrolled {
    background: rgba(15, 15, 15, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 107, 69, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #FF6B45;
    transition: width 0.3s ease;
}

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

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

/* ===== Buttons ===== */
button[type="submit"],
a[href="tel:"] {
    cursor: pointer;
}

/* ===== Form Styles ===== */
input:focus,
textarea:focus,
select:focus {
    border-color: rgba(255, 107, 69, 0.5) !important;
    box-shadow: 0 0 0 3px rgba(255, 107, 69, 0.1) !important;
}

input::placeholder,
textarea::placeholder {
    color: #4a4a4a;
}

select option {
    background: #1a1a1a;
    color: #e5e5e5;
}

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

::-webkit-scrollbar-track {
    background: #0f0f0f;
}

::-webkit-scrollbar-thumb {
    background: #2a2a2a;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #FF6B45;
}

/* ===== Image Lazy Load ===== */
img {
    max-width: 100%;
    height: auto;
}

/* ===== Focus Visible ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid #FF6B45;
    outline-offset: 2px;
}

/* ===== Responsive Tweaks ===== */
@media (max-width: 640px) {
    html {
        scroll-padding-top: 70px;
    }

    .font-serif {
        line-height: 1.2;
    }
}

/* ===== Print Styles ===== */
@media print {
    #navbar,
    #mobile-menu,
    .animate-scroll-line {
        display: none !important;
    }

    body {
        background: #fff;
        color: #000;
    }
}