/**
 * BlogCMS — Premium Motion System
 * Animate transform/opacity only. Respects prefers-reduced-motion.
 */

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .page-transition {
        display: none !important;
    }
}

html {
    scroll-behavior: smooth;
}

/* ---------- Custom scrollbar ---------- */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: #F5F3FF;
}

::-webkit-scrollbar-thumb {
    border-radius: 999px;
    background: linear-gradient(180deg, #7C3AED, #EC4899);
    border: 2px solid #F5F3FF;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #6D28D9, #DB2777);
}

* {
    scrollbar-width: thin;
    scrollbar-color: #7C3AED #F5F3FF;
}

/* ---------- Page transition ---------- */
.page-transition {
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    background: linear-gradient(135deg, #1E1B4B, #7C3AED 50%, #EC4899);
    opacity: 0;
    transform: scaleY(0);
    transform-origin: top;
}

.page-transition.is-active {
    pointer-events: all;
    animation: pageWipe 700ms cubic-bezier(0.65, 0, 0.35, 1) forwards;
}

@keyframes pageWipe {
    0% { opacity: 1; transform: scaleY(0); transform-origin: top; }
    45% { opacity: 1; transform: scaleY(1); transform-origin: top; }
    55% { opacity: 1; transform: scaleY(1); transform-origin: bottom; }
    100% { opacity: 0; transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- Skeleton shimmer ---------- */
.skeleton {
    position: relative;
    overflow: hidden;
    background: #E5E7EB;
    border-radius: 12px;
}

.skeleton::after {
    content: "";
    position: absolute;
    inset: 0;
    transform: translateX(-100%);
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.55), transparent);
    animation: shimmer 1.4s ease infinite;
}

@keyframes shimmer {
    100% { transform: translateX(100%); }
}

/* ---------- Lazy images ---------- */
img[data-lazy],
img.lazy-fade {
    opacity: 0;
    transform: scale(1.04);
    transition: opacity 700ms ease, transform 900ms ease;
}

img[data-lazy].is-loaded,
img.lazy-fade.is-loaded,
img.lazy-fade {
    opacity: 1;
    transform: scale(1);
}

img[loading="lazy"] {
    animation: imgReveal 800ms ease both;
}

@keyframes imgReveal {
    from { opacity: 0; transform: scale(1.05); }
    to { opacity: 1; transform: scale(1); }
}

/* ---------- Navigation motion ---------- */
.site-header {
    transition: background 300ms ease, backdrop-filter 300ms ease, box-shadow 300ms ease, border-color 300ms ease;
}

.site-header.is-scrolled {
    background: var(--header-bg);
    box-shadow:
        0 14px 44px rgba(30, 27, 75, 0.42),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
    border-bottom-color: var(--header-border);
}

.site-header[data-animate-nav] {
    transform: translateY(-100%);
    animation: navSlideDown 750ms cubic-bezier(0.22, 1, 0.36, 1) 120ms forwards;
}

@keyframes navSlideDown {
    to { transform: translateY(0); }
}

.site-nav > a {
    position: relative;
}

.site-nav > a::after {
    content: "";
    position: absolute;
    left: 0.9rem;
    right: 0.9rem;
    bottom: 0.35rem;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, #7C3AED, #EC4899);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 300ms ease;
}

.site-nav > a:hover::after,
.site-nav > a.is-active::after {
    transform: scaleX(1);
}

.site-nav > a.is-active {
    background: var(--header-link-active, linear-gradient(135deg, rgba(124, 58, 237, 0.14), rgba(236, 72, 153, 0.10)));
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
    color: var(--header-text-hover, #fff);
}

.nav-drop-menu {
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
    transition: opacity 280ms ease, transform 280ms ease;
    display: grid !important;
    visibility: hidden;
}

.nav-dropdown:hover .nav-drop-menu,
.nav-dropdown:focus-within .nav-drop-menu {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
    visibility: visible;
}

/* ---------- Buttons ---------- */
.btn-lux,
.btn-primary-lux,
.btn-primary,
.btn-lux-ghost {
    position: relative;
    overflow: hidden;
    transition: transform 300ms ease, box-shadow 300ms ease, filter 300ms ease;
}

.btn-lux:hover,
.btn-primary-lux:hover,
.btn-primary:hover {
    transform: translateY(-2px) scale(1.03);
    filter: brightness(1.08);
    box-shadow: 0 18px 40px rgba(124, 58, 237, 0.35);
}

.btn-lux:active,
.btn-primary-lux:active,
.btn-primary:active,
.btn-lux-ghost:active {
    transform: scale(0.98);
}

.btn-lux .btn-arrow,
.btn-primary .btn-arrow,
.text-link .btn-arrow {
    display: inline-block;
    transition: transform 300ms ease;
}

.btn-lux:hover .btn-arrow,
.btn-primary:hover .btn-arrow,
.text-link:hover .btn-arrow,
.blog-card:hover .text-link .btn-arrow {
    transform: translateX(4px);
}

/* Ripple */
.btn-lux::before,
.btn-primary::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--rx, 50%) var(--ry, 50%), rgba(255, 255, 255, 0.35), transparent 45%);
    opacity: 0;
    transition: opacity 400ms ease;
}

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

/* ---------- Blog cards ---------- */
.blog-card {
    position: relative;
    transition: transform 300ms ease, box-shadow 300ms ease, border-color 300ms ease;
}

.blog-card::before {
    content: "";
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: radial-gradient(circle at 30% 0%, rgba(124, 58, 237, 0.18), transparent 55%);
    opacity: 0;
    transition: opacity 300ms ease;
    pointer-events: none;
    z-index: 0;
}

.blog-card:hover {
    transform: translateY(-8px) rotate(0.4deg);
    border-color: #c4b5fd;
    box-shadow: 0 24px 55px rgba(124, 58, 237, 0.16);
}

.blog-card:hover::before {
    opacity: 1;
}

.blog-card-media {
    position: relative;
    overflow: hidden;
}

.blog-card-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 35%, rgba(30, 27, 75, 0.55));
    opacity: 0;
    transition: opacity 300ms ease;
}

.blog-card:hover .blog-card-media::after {
    opacity: 1;
}

.blog-card-media img {
    transition: transform 500ms ease;
}

.blog-card:hover .blog-card-media img {
    transform: scale(1.08);
}

.blog-card-body {
    position: relative;
    z-index: 1;
}

.blog-card .badge-cat {
    transition: transform 300ms ease, box-shadow 300ms ease, background 300ms ease;
}

.blog-card:hover .badge-cat {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(124, 58, 237, 0.25);
    background: #ede9fe;
}

.blog-card-title a {
    transition: background 300ms ease, color 300ms ease;
}

.blog-card:hover .blog-card-title a {
    background: linear-gradient(90deg, #7C3AED, #EC4899);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.blog-card .text-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    opacity: 0.85;
    transform: translateY(6px);
    transition: opacity 300ms ease, transform 300ms ease;
}

.blog-card:hover .text-link {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- Category cards ---------- */
.category-card {
    transition: transform 300ms ease, box-shadow 300ms ease, filter 300ms ease;
}

.category-card:hover {
    transform: translateY(-6px) scale(1.05);
    box-shadow: 0 22px 50px rgba(124, 58, 237, 0.35);
    filter: brightness(1.06);
}

.category-card .category-card-name::before {
    content: "";
    display: inline-block;
    width: 8px;
    height: 8px;
    margin-right: 0.45rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.85);
    transition: transform 300ms ease;
}

.category-card:hover .category-card-name::before {
    transform: rotate(90deg) scale(1.2);
}

/* ---------- Hero ---------- */
.hero-content > * {
    opacity: 0;
    transform: translateY(24px);
}

.hero-content.is-ready > * {
    animation: heroRise 800ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.hero-content.is-ready > *:nth-child(1) { animation-delay: 80ms; }
.hero-content.is-ready > *:nth-child(2) { animation-delay: 180ms; }
.hero-content.is-ready > *:nth-child(3) { animation-delay: 280ms; }
.hero-content.is-ready > *:nth-child(4) { animation-delay: 380ms; }

@keyframes heroRise {
    to { opacity: 1; transform: translateY(0); }
}

/* ---------- Footer ---------- */
.footer-links a {
    display: inline-block;
    transition: transform 300ms ease, color 300ms ease;
}

.footer-social-link {
    transition: transform 300ms ease, color 300ms ease, box-shadow 300ms ease, border-color 300ms ease;
}

.footer-links a:hover {
    transform: translateX(4px);
    color: #fff;
}

.footer-social-link:hover {
    transform: translateY(-4px) scale(1.06);
    color: #fff;
}

.newsletter-box button,
.newsletter-box .btn-lux {
    transition: transform 300ms ease, box-shadow 300ms ease;
}

.newsletter-box button:hover,
.newsletter-box .btn-lux:hover {
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.25), 0 15px 35px rgba(0, 0, 0, 0.2);
}

/* ---------- Forms / floating labels ---------- */
.field-float {
    position: relative;
}

.field-float .form-control-lux,
.field-float .lux-input {
    padding-top: 1.35rem;
    padding-bottom: 0.55rem;
}

.field-float label {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #9CA3AF;
    font-size: 0.95rem;
    pointer-events: none;
    transition: transform 250ms ease, font-size 250ms ease, color 250ms ease, top 250ms ease;
}

.field-float .form-control-lux:focus + label,
.field-float .form-control-lux:not(:placeholder-shown) + label,
.field-float .lux-input:focus + label,
.field-float .lux-input:not(:placeholder-shown) + label {
    top: 0.55rem;
    transform: none;
    font-size: 0.7rem;
    color: #7C3AED;
    font-weight: 600;
}

.field-valid-icon,
.field-invalid-icon {
    position: absolute;
    right: 0.9rem;
    top: 50%;
    transform: translateY(-50%) scale(0.6);
    opacity: 0;
    transition: opacity 250ms ease, transform 250ms ease;
}

.is-valid ~ .field-valid-icon,
.form-control-lux.is-valid ~ .field-valid-icon {
    opacity: 1;
    transform: translateY(-50%) scale(1);
    color: #10B981;
}

.is-invalid ~ .field-invalid-icon,
.form-control-lux.is-invalid ~ .field-invalid-icon {
    opacity: 1;
    transform: translateY(-50%) scale(1);
    color: #EF4444;
}

/* ---------- Toast success ---------- */
.toast {
    animation: toastIn 450ms cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateX(24px) scale(0.96); }
    to { opacity: 1; transform: none; }
}

.toast.is-leaving {
    animation: toastOut 320ms ease forwards;
}

@keyframes toastOut {
    to { opacity: 0; transform: translateY(-8px); }
}

/* ---------- Success check ---------- */
.success-check {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #D1FAE5;
    color: #059669;
    display: grid;
    place-items: center;
    margin: 0 auto 1rem;
    animation: popIn 450ms cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes popIn {
    from { opacity: 0; transform: scale(0.5); }
    to { opacity: 1; transform: scale(1); }
}

/* ---------- Scroll reveal defaults (GSAP sets inline; CSS fallback) ---------- */
[data-reveal] {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 700ms ease, transform 700ms ease;
}

[data-reveal].is-visible,
[data-stagger] > .is-visible {
    opacity: 1 !important;
    transform: none !important;
}

[data-reveal="left"] { transform: translateX(-28px); }
[data-reveal="right"] { transform: translateX(28px); }
[data-reveal="zoom"] { transform: scale(0.94); }

/* ---------- Icon micro ---------- */
.icon-btn i,
.icon-btn svg,
.footer-social a {
    transition: transform 300ms ease, color 300ms ease;
}

.icon-btn:hover svg,
.icon-btn:hover i {
    transform: rotate(-8deg) scale(1.08);
    color: #7C3AED;
}