/**
 * Mophyz Premium UI Layer
 * Additive enhancements only — no content, color, or structure changes.
 */

:root {
    --mophyz-gold: #F59E0B;
    --mophyz-gold-dark: #D97706;
    --mophyz-gold-rgb: 245, 158, 11;
    --mophyz-dark: #121212;
    --mophyz-dark-gray: #1E1E1E;
    --mophyz-ease: cubic-bezier(0.4, 0, 0.2, 1);
    --mophyz-shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.18);
    --mophyz-shadow-md: 0 12px 40px rgba(0, 0, 0, 0.28);
    --mophyz-shadow-gold: 0 8px 32px rgba(245, 158, 11, 0.15);
    --mophyz-radius: 12px;
    --mophyz-radius-lg: 16px;
}

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

body {
    line-height: 1.65;
    letter-spacing: 0.01em;
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    letter-spacing: -0.02em;
}

section {
    scroll-margin-top: 100px;
}

/* ─── Sticky nav glass effect (enhanced by modern-header.css) ─── */
header.header-scrolled .main-header {
    border-bottom-color: rgba(245, 158, 11, 0.1);
}

header.header-shrink .top-header {
    max-height: 0;
    opacity: 0;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
    overflow: hidden;
}

/* Active nav link */
.nav-link.nav-active {
    color: var(--mophyz-gold) !important;
}

.nav-link.nav-active::after {
    width: 100% !important;
}

/* ─── Scroll reveal ─── */
.premium-reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s var(--mophyz-ease), transform 0.7s var(--mophyz-ease);
}

.premium-reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.premium-reveal-delay-1 { transition-delay: 0.1s; }
.premium-reveal-delay-2 { transition-delay: 0.2s; }
.premium-reveal-delay-3 { transition-delay: 0.3s; }

/* ─── Buttons ─── */
a[class*="bg-gold"],
button[class*="bg-gold"],
.book-btn,
input[type="submit"],
button[type="submit"] {
    transition: transform 0.3s var(--mophyz-ease), box-shadow 0.3s var(--mophyz-ease), opacity 0.3s var(--mophyz-ease) !important;
}

a[class*="bg-gold"]:hover,
button[class*="bg-gold"]:hover,
.book-btn:hover,
input[type="submit"]:hover,
button[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: var(--mophyz-shadow-gold);
}

a[class*="bg-gold"]:active,
button[class*="bg-gold"]:active,
input[type="submit"]:active,
button[type="submit"]:active {
    transform: translateY(0);
}

button.is-loading,
input[type="submit"].is-loading {
    pointer-events: none;
    opacity: 0.75;
    position: relative;
}

button.is-loading::after,
input[type="submit"].is-loading::after {
    content: '';
    position: absolute;
    right: 14px;
    top: 50%;
    width: 16px;
    height: 16px;
    margin-top: -8px;
    border: 2px solid rgba(18, 18, 18, 0.2);
    border-top-color: var(--mophyz-dark);
    border-radius: 50%;
    animation: premium-spin 0.6s linear infinite;
}

@keyframes premium-spin {
    to { transform: rotate(360deg); }
}

/* ─── Cards & elevation ─── */
.menu-item,
[class*="rounded-lg"][class*="shadow"],
[class*="rounded-md"][class*="shadow"],
.bg-dark-gray[class*="rounded"],
.bg-brand-charcoal[class*="rounded"] {
    transition: transform 0.35s var(--mophyz-ease), box-shadow 0.35s var(--mophyz-ease) !important;
}

.menu-item:hover,
[class*="rounded-lg"][class*="shadow"]:hover,
.bg-dark-gray[class*="rounded-lg"]:hover {
    box-shadow: var(--mophyz-shadow-md) !important;
}

.premium-card {
    border-radius: var(--mophyz-radius-lg);
    overflow: hidden;
}

/* ─── Images ─── */
img:not([class*="logo"]):not(.no-premium-ui) {
    transition: transform 0.5s var(--mophyz-ease);
}

.group:hover img,
.premium-image-wrap:hover img {
    transform: scale(1.04);
}

.premium-image-wrap {
    overflow: hidden;
    border-radius: var(--mophyz-radius);
}

img[loading="lazy"] {
    background: rgba(255, 255, 255, 0.03);
}

/* ─── Forms ─── */
input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]),
select,
textarea {
    transition: border-color 0.25s var(--mophyz-ease), box-shadow 0.25s var(--mophyz-ease), background-color 0.25s var(--mophyz-ease) !important;
}

input:focus:not([type="checkbox"]):not([type="radio"]),
select:focus,
textarea:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2) !important;
    border-color: var(--mophyz-gold) !important;
}

.premium-field-error {
    border-color: #8B0000 !important;
    box-shadow: 0 0 0 3px rgba(139, 0, 0, 0.15) !important;
}

.premium-field-success {
    border-color: var(--mophyz-gold) !important;
}

/* ─── Section spacing & rhythm ─── */
section.py-16,
section.py-20 {
    position: relative;
}

section + section {
    isolation: isolate;
}

/* ─── Footer polish ─── */
footer {
    border-top: 1px solid rgba(245, 158, 11, 0.08);
}

footer a {
    transition: color 0.25s var(--mophyz-ease), transform 0.25s var(--mophyz-ease) !important;
}

footer a:not(.rounded-full):hover {
    transform: translateX(3px);
}

footer .rounded-full {
    transition: transform 0.3s var(--mophyz-ease), box-shadow 0.3s var(--mophyz-ease) !important;
}

footer .rounded-full:hover {
    transform: translateY(-2px);
    box-shadow: var(--mophyz-shadow-gold);
}

/* ─── Mobile menu ─── */
.mobile-menu {
    transition: transform 0.4s var(--mophyz-ease) !important;
}

.mobile-menu.active,
.mobile-menu:not(.translate-x-full) {
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
}

/* ─── Gallery / masonry feel ─── */
.premium-gallery {
    display: grid;
    gap: 1rem;
}

@media (min-width: 768px) {
    .premium-gallery {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

.premium-gallery-item {
    cursor: pointer;
    border-radius: var(--mophyz-radius-lg);
    overflow: hidden;
    position: relative;
}

.premium-gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(18, 18, 18, 0.5), transparent 50%);
    opacity: 0;
    transition: opacity 0.35s var(--mophyz-ease);
    pointer-events: none;
}

.premium-gallery-item:hover::after {
    opacity: 1;
}

/* ─── Lightbox ─── */
#premium-lightbox,
#lightbox {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: opacity 0.35s var(--mophyz-ease);
}

#premium-lightbox img,
#lightbox img {
    border-radius: var(--mophyz-radius);
    box-shadow: var(--mophyz-shadow-md);
    max-height: 85vh;
    object-fit: contain;
}

/* ─── Scroll-to-top & floating buttons ─── */
.scroll-top,
.floating-contact-button {
    transition: transform 0.3s var(--mophyz-ease), box-shadow 0.3s var(--mophyz-ease) !important;
}

.scroll-top:hover,
.floating-contact-button:hover {
    box-shadow: var(--mophyz-shadow-gold);
}

/* ─── Micro-interactions ─── */
i[class*="fa-"],
svg {
    transition: transform 0.25s var(--mophyz-ease);
}

a:hover i[class*="fa-chevron-right"],
button:hover i[class*="fa-chevron"] {
    transform: translateX(2px);
}

/* ─── Reduced motion ─── */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }

    .premium-reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }

    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}