/* ========================================
   Iris Bakery — Custom Styles
   Deep Navy & Warm Gold | Classic Elegant
======================================== */

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

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

body {
    background-color: #0A1628;
    color: #F7EDD0;
}

::selection {
    background-color: rgba(200, 169, 97, 0.3);
    color: #F7EDD0;
}

/* ---------- Grain Texture ---------- */
.hero-grain {
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-size: 200px 200px;
    pointer-events: none;
}

/* ---------- Divider Line ---------- */
.divider-line {
    height: 1px;
    background: linear-gradient(
        to right,
        transparent 0%,
        rgba(200, 169, 97, 0.2) 20%,
        rgba(200, 169, 97, 0.2) 80%,
        transparent 100%
    );
}

/* ---------- Scroll Indicator ---------- */
.scroll-line {
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.6); transform-origin: top; }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ---------- Hero Background ---------- */
.hero-bg {
    animation: heroZoom 20s ease-out forwards;
}

@keyframes heroZoom {
    from { transform: scale(1.05); }
    to { transform: scale(1); }
}

/* ---------- Nav ---------- */
#site-header {
    background: transparent;
    transition: background-color 0.5s ease, backdrop-filter 0.5s ease, box-shadow 0.5s ease;
}

#site-header.scrolled {
    background: rgba(4, 11, 28, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(200, 169, 97, 0.1);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #C8A961;
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: #D4AF72 !important;
}

/* ---------- Mobile Menu ---------- */
#mobile-menu {
    transition: opacity 0.5s ease, transform 0.5s ease;
}

#mobile-menu.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
}

#mobile-menu.closed {
    opacity: 0;
    transform: translateY(-20px);
    pointer-events: none;
}

.mobile-nav-link {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

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

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

/* ---------- Menu Button ---------- */
.menu-line {
    display: block;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

#menu-btn[aria-expanded="true"] .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(3px, 3px);
}

#menu-btn[aria-expanded="true"] .menu-line:nth-child(2) {
    opacity: 0;
}

#menu-btn[aria-expanded="true"] .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(3px, -3px);
    width: 1.5rem;
}

/* ---------- Reveal Animations ---------- */
.reveal-text {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-image {
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-card {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

/* Reduced motion — content always visible */
@media (prefers-reduced-motion: reduce) {
    .reveal-text,
    .reveal-image,
    .reveal-card {
        opacity: 1;
        transform: none;
        transition: none;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .hero-bg {
        animation: none;
    }
}

/* ---------- Buttons ---------- */
a[href^="#"] {
    text-decoration: none;
}

button[type="submit"]:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(200, 169, 97, 0.3);
}

button[type="submit"]:active {
    transform: translateY(0);
}

/* ---------- Form ---------- */
input:focus,
textarea:focus {
    box-shadow: 0 0 0 1px rgba(200, 169, 97, 0.3);
}

/* ---------- Image Hover ---------- */
.group:hover .group\\:scale-105 {
    transform: scale(1.05);
}

/* ---------- Focus Visible ---------- */
:focus-visible {
    outline: 2px solid #C8A961;
    outline-offset: 2px;
}

/* ---------- Responsive Tweaks ---------- */
@media (max-width: 640px) {
    .font-serif.text-5xl {
        font-size: 2.5rem;
        line-height: 1.1;
    }
}

@media (min-width: 641px) and (max-width: 768px) {
    .font-serif.text-6xl {
        font-size: 3.5rem;
    }
}