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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

/* ===== GEOMETRIC SHAPES ===== */
.geo-shape {
    position: absolute;
    pointer-events: none;
    opacity: 0.5;
}

.geo-circle-1 {
    width: 400px;
    height: 400px;
    border: 3px solid rgba(192, 96, 58, 0.12);
    border-radius: 50%;
    top: 10%;
    right: -8%;
    animation: float 8s ease-in-out infinite;
}

.geo-circle-2 {
    width: 200px;
    height: 200px;
    background: rgba(212, 154, 74, 0.1);
    border-radius: 50%;
    bottom: 20%;
    left: 5%;
    animation: float 6s ease-in-out infinite reverse;
}

.geo-circle-3 {
    width: 80px;
    height: 80px;
    background: rgba(192, 96, 58, 0.15);
    border-radius: 50%;
    top: 45%;
    right: 15%;
    animation: float 5s ease-in-out infinite;
}

.geo-square-1 {
    width: 120px;
    height: 120px;
    border: 3px solid rgba(212, 154, 74, 0.15);
    top: 30%;
    left: 8%;
    transform: rotate(45deg);
    animation: spin 20s linear infinite;
}

.geo-diamond {
    width: 60px;
    height: 60px;
    background: rgba(192, 96, 58, 0.08);
    top: 60%;
    right: 25%;
    transform: rotate(45deg);
    animation: float 7s ease-in-out infinite;
}

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

@keyframes spin {
    from { transform: rotate(45deg); }
    to { transform: rotate(405deg); }
}

/* ===== NAVBAR ===== */
#navbar {
    background: rgba(253, 249, 243, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(192, 96, 58, 0.08);
}

#navbar.scrolled {
    background: rgba(253, 249, 243, 0.95);
    box-shadow: 0 4px 30px rgba(139, 62, 36, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #C0603A;
    transition: width 0.3s ease;
}

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

/* Mobile menu */
#mobileMenu.open {
    opacity: 1;
    pointer-events: all;
}

#mobileMenu.closed {
    opacity: 0;
    pointer-events: none;
}

.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s ease;
}

#mobileMenu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

#mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.05s; }
#mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.15s; }
#mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.2s; }
#mobileMenu.open .mobile-link:nth-child(5) { transition-delay: 0.25s; }

/* Menu button animation */
.menu-line {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

#menuBtn.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

#menuBtn.active .menu-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

#menuBtn.active .menu-line:nth-child(3) {
    width: 6;
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== PRODUCT CARDS ===== */
.product-card {
    transition: transform 0.4s ease;
}

.product-card:hover {
    transform: translateY(-8px);
}

/* ===== FEATURE CARDS ===== */
.feature-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-6px);
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 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; }

/* ===== RESPONSIVE ===== */
@media (max-width: 767px) {
    .geo-circle-1 {
        width: 250px;
        height: 250px;
    }

    .geo-square-1 {
        width: 80px;
        height: 80px;
    }
}

/* ===== SELECTION ===== */
::selection {
    background: rgba(192, 96, 58, 0.2);
    color: #5A2B1F;
}

/* ===== FOCUS ===== */
:focus-visible {
    outline: 3px solid #C0603A;
    outline-offset: 2px;
    border-radius: 4px;
}

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

    html {
        scroll-behavior: auto;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}