/* ===== Base & Typography ===== */
html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    overflow-x: hidden;
}

::selection {
    background-color: rgba(13, 148, 136, 0.2);
    color: #0f766e;
}

/* ===== Scroll Reveal ===== */
.reveal {
    opacity: 1;
    transform: none;
}

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

/* ===== Hero Animations ===== */
.hero-subtitle {
    animation: fadeUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.3s both;
}

.hero-title {
    animation: fadeUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.5s both;
}

.hero-desc {
    animation: fadeUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.7s both;
}

.hero-cta {
    animation: fadeUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.9s both;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Navbar ===== */
.nav-logo-text {
    color: rgba(255, 255, 255, 0.95);
    transition: color 0.3s ease;
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: #2dd4bf;
    transition: width 0.3s ease;
}

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

/* Scrolled state */
nav.scrolled {
    background-color: rgba(2, 6, 23, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

nav.scrolled .nav-logo-text {
    color: rgba(255, 255, 255, 0.95);
}

/* ===== Buttons ===== */
.btn-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(13, 148, 136, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-2px);
}

/* ===== Collection Cards ===== */
.group:hover .aspect-\[3\/4\] img {
    transform: scale(1.05);
}

/* ===== Form ===== */
#contact-form input:focus,
#contact-form textarea:focus {
    border-color: #14b8a6 !important;
}

#contact-form input:focus::placeholder,
#contact-form textarea:focus::placeholder {
    color: transparent;
}

.btn-submit {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 40px rgba(13, 148, 136, 0.3);
}

.btn-submit:active {
    transform: translateY(0);
}

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

#mobile-menu.open .mobile-link {
    animation: mobileLinkIn 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94) both;
}

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

@keyframes mobileLinkIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Menu Toggle ===== */
.menu-toggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(3px, 3px);
}

.menu-toggle.active .menu-line:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active .menu-line:nth-child(3) {
    width: 24px;
    transform: rotate(-45deg) translate(3px, -3px);
}

/* ===== Thin Scrollbar ===== */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: #0f172a;
}

::-webkit-scrollbar-thumb {
    background: #1e293b;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #334155;
}

/* ===== 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 {
        opacity: 1;
        transform: none;
    }
}

/* ===== Responsive ===== */
@media (max-width: 767px) {
    .hero-title {
        font-size: 2.75rem;
    }
    
    section {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}