/* ========================================
   Zuzu's Petals Boutique — Custom Styles
   ======================================== */

/* --- CSS Custom Properties --- */
:root {
    --color-teal-50: #f0fdfa;
    --color-teal-100: #ccfbf1;
    --color-teal-300: #5eead4;
    --color-teal-400: #2dd4bf;
    --color-teal-600: #0d9488;
    --color-teal-700: #0f766e;
    --color-teal-800: #115e59;
    --color-teal-900: #134e4a;
    --color-teal-950: #042f2e;
    --color-slate-50: #f8fafc;
    --color-slate-100: #f1f5f9;
    --color-slate-200: #e2e8f0;
    --color-slate-300: #cbd5e1;
    --color-slate-400: #94a3b8;
    --color-slate-500: #64748b;
    --color-slate-600: #475569;
    --color-slate-700: #334155;
    --color-slate-800: #1e293b;
    --color-stone-50: #fafaf9;
    --color-stone-100: #f5f5f4;
    --color-stone-200: #e7e5e4;
    --color-stone-300: #d6d3d1;
}

/* --- 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: var(--color-teal-900);
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--color-stone-100);
}
::-webkit-scrollbar-thumb {
    background: var(--color-slate-300);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-slate-400);
}

/* --- Navigation --- */
#navbar {
    transition: background-color 0.5s ease, box-shadow 0.5s ease, padding 0.5s ease;
}

#navbar.scrolled {
    background-color: rgba(250, 250, 249, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background-color: var(--color-teal-600);
    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;
}

/* --- Buttons --- */
a {
    text-decoration: none;
}

/* --- Image Optimization --- */
img {
    max-width: 100%;
    height: auto;
}

/* --- Scroll Reveal (progressive enhancement) --- */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        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.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; }
}

/* --- Print Styles --- */
@media print {
    #navbar, .scroll-indicator, #mobileMenu {
        display: none !important;
    }
    body {
        color: #000;
        background: #fff;
    }
}

/* --- Focus Styles --- */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--color-teal-600);
    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;
    }
}