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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background: rgba(168, 213, 186, 0.3);
    color: #0A1628;
}

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

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #FAF8F2;
}
::-webkit-scrollbar-thumb {
    background: #D8F5E5;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #8FD5B5;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #3AA87A;
    transition: width 0.3s ease;
}

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

#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(253, 252, 248, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(10, 22, 40, 0.06);
}

/* ===== Mobile Menu ===== */
.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

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

#mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.2s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.3s; }

#mobileMenu.open {
    opacity: 1;
    pointer-events: all;
}

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

#mobileMenu.close .mobile-link {
    opacity: 0;
    transform: translateY(20px);
}

.menu-line {
    display: block;
}

#menuBtn.active .menu-line:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
}
#menuBtn.active .menu-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
#menuBtn.active .menu-line:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
    width: 1.25rem;
}

/* ===== Hero Animations ===== */
.hero-subtitle {
    opacity: 0;
    transform: translateY(16px);
}

.hero-title {
    opacity: 0;
    transform: translateY(24px);
}

.hero-desc {
    opacity: 0;
    transform: translateY(16px);
}

.hero-cta {
    opacity: 0;
    transform: translateY(16px);
}

.hero-img-main {
    opacity: 0;
    transform: translateX(40px);
}

.hero-img-float {
    opacity: 0;
    transform: translateX(-20px);
}

.hero-animate .hero-subtitle {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.hero-animate .hero-title {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease 0.15s, transform 0.7s ease 0.15s;
}

.hero-animate .hero-desc {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease 0.3s, transform 0.7s ease 0.3s;
}

.hero-animate .hero-cta {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease 0.5s, transform 0.7s ease 0.5s;
}

.hero-animate .hero-img-main {
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.9s ease 0.4s, transform 0.9s ease 0.4s;
}

.hero-animate .hero-img-float {
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.9s ease 0.6s, transform 0.9s ease 0.6s;
}

/* ===== Scroll Reveal ===== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.visible {
    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; }

/* ===== Category Items ===== */
.category-item {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.category-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.category-item.visible:nth-child(1) { transition-delay: 0.05s; }
.category-item.visible:nth-child(2) { transition-delay: 0.1s; }
.category-item.visible:nth-child(3) { transition-delay: 0.15s; }
.category-item.visible:nth-child(4) { transition-delay: 0.2s; }

/* ===== Collection Cards ===== */
.collection-card {
    opacity: 0;
    transform: translateY(30px) scale(0.97);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.collection-card.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* ===== About Images ===== */
.about-img {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.about-img.visible {
    opacity: 1;
    transform: scale(1);
}

/* ===== Quote Section ===== */
.quote-section blockquote {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.9s ease, transform 0.9s ease;
}

.quote-section.visible blockquote {
    opacity: 1;
    transform: translateY(0);
}

.quote-section .quote-author {
    opacity: 0;
    transition: opacity 0.6s ease 0.4s;
}

.quote-section.visible .quote-author {
    opacity: 1;
}

/* ===== Contact Info Items ===== */
.contact-item {
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.contact-item.visible {
    opacity: 1;
    transform: translateX(0);
}

/* ===== Footer ===== */
footer a {
    text-decoration: none;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .hero-title {
        font-size: 3.25rem;
    }
    
    .hero-img-float {
        position: relative;
        bottom: auto;
        left: auto;
        margin-top: -2rem;
        margin-left: 2rem;
        width: 55%;
    }
    
    .hero-img-main {
        border-radius: 1.25rem;
    }
}

@media (max-width: 640px) {
    html {
        font-size: 15px;
    }
}

/* ===== Focus visible ===== */
:focus-visible {
    outline: 2px solid #3AA87A;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .reveal, .reveal.visible {
        opacity: 1;
        transform: none;
    }
    
    .collection-card, .collection-card.visible {
        opacity: 1;
        transform: none;
    }
}