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

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

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

/* ===== NAVBAR ===== */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #7B2D3B;
    transition: width 0.3s ease;
}

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

#navbar.scrolled {
    background: rgba(253, 240, 242, 0.95);
    backdrop-blur-lg;
    box-shadow: 0 1px 20px rgba(123, 45, 59, 0.08);
}

#navbar.scrolled .nav-logo-text {
    color: #7B2D3B;
}

/* ===== MOBILE MENU ===== */
.mobile-bar {
    transition: all 0.3s ease;
}

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

#mobile-menu-btn.active .mobile-bar:nth-child(2) {
    opacity: 0;
}

#mobile-menu-btn.active .mobile-bar:nth-child(3) {
    width: 24px;
    margin-left: 0;
    transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-link {
    position: relative;
}

.mobile-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #7B2D3B;
    transition: width 0.3s ease;
}

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

/* ===== GEOMETRIC SHAPES ===== */
.geo-shape {
    position: absolute;
    opacity: 0.12;
    pointer-events: none;
}

.shape-circle-1 {
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: #FFB8B8;
    top: -100px;
    right: -100px;
    animation: float 8s ease-in-out infinite;
}

.shape-circle-2 {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: #FFD4D4;
    bottom: 15%;
    left: 5%;
    animation: float 6s ease-in-out infinite reverse;
}

.shape-circle-3 {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: white;
    top: 30%;
    right: 15%;
    animation: float 5s ease-in-out infinite;
}

.shape-triangle {
    width: 0;
    height: 0;
    border-left: 80px solid transparent;
    border-right: 80px solid transparent;
    border-bottom: 140px solid #FF8F8F;
    top: 20%;
    left: 8%;
    opacity: 0.15;
    animation: spin 20s linear infinite;
}

.shape-diamond {
    width: 100px;
    height: 100px;
    background: #FF6B6B;
    top: 60%;
    right: 8%;
    transform: rotate(45deg);
    opacity: 0.1;
    animation: float 7s ease-in-out infinite;
}

.shape-arc {
    width: 250px;
    height: 250px;
    border: 20px solid rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    border-bottom-color: transparent;
    border-left-color: transparent;
    bottom: 10%;
    left: 20%;
    transform: rotate(-45deg);
    animation: spin 15s linear infinite reverse;
}

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

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ===== SCROLL REVEAL ===== */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .shape-circle-1 {
        width: 200px;
        height: 200px;
    }
    
    .shape-circle-2 {
        width: 100px;
        height: 100px;
    }
    
    .shape-circle-3 {
        display: none;
    }
    
    .shape-triangle {
        border-left-width: 40px;
        border-right-width: 40px;
        border-bottom-width: 70px;
    }
    
    .shape-diamond {
        width: 50px;
        height: 50px;
    }
    
    .shape-arc {
        width: 120px;
        height: 120px;
    }
}