/* ==========================================================================
   ZARF — Cinematic Experience Layer
   Features: Loading Screen, Product Page, Scroll Storytelling, Mist
   ========================================================================== */


/* ==========================================================================
   FEATURE 1: LUXURY LOADING SCREEN (BRAND REVEAL)
   ========================================================================== */

.zarf-loader {
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: #0B0B0B;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    pointer-events: all;
    opacity: 1;
    transition: opacity 0.7s cubic-bezier(0.33, 1, 0.68, 1),
                visibility 0s linear 0s;
    will-change: opacity;
}

.zarf-loader.is-leaving {
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.7s cubic-bezier(0.33, 1, 0.68, 1),
                visibility 0s linear 0.7s;
    visibility: hidden;
}

.zarf-loader.is-hidden {
    display: none;
}

/* Logo mark */
.loader-logo {
    font-family: var(--font-heading, 'Georgia', serif);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    letter-spacing: 0.25em;
    color: #C9A84C;
    opacity: 0;
    transform: translateY(8px);
    animation: loaderFadeIn 0.6s cubic-bezier(0.33, 1, 0.68, 1) 0.15s forwards;
    position: relative;
    overflow: hidden;
}

/* Gold shimmer sweep across logo text */
.loader-logo::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.08) 30%,
        rgba(255, 255, 255, 0.2) 50%,
        rgba(255, 255, 255, 0.08) 70%,
        transparent 100%
    );
    animation: loaderShimmer 1.2s ease-in-out 0.7s forwards;
    pointer-events: none;
}

/* Tagline */
.loader-tagline {
    font-family: var(--font-body, sans-serif);
    font-size: 0.75rem;
    font-weight: 300;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(168, 159, 148, 0.6);
    margin-top: 1rem;
    opacity: 0;
    animation: loaderFadeIn 0.5s ease-out 0.5s forwards;
}

/* Soft background glow */
.loader-glow {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(201, 168, 76, 0.04) 0%, transparent 70%);
    pointer-events: none;
    opacity: 0;
    animation: loaderGlow 1.8s ease-in-out 0.3s forwards;
}

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

@keyframes loaderShimmer {
    0%   { left: -100%; }
    100% { left: 200%; }
}

@keyframes loaderGlow {
    0%   { opacity: 0; transform: scale(0.8); }
    50%  { opacity: 1; }
    100% { opacity: 0.6; transform: scale(1.2); }
}


/* ==========================================================================
   FEATURE 2: CINEMATIC PRODUCT PAGE
   ========================================================================== */

/* --- Product Hero: Full-width cinematic opening --- */
.single-perfume .perfume-hero {
    position: relative;
    overflow: hidden;
}

/* Ambient background glow on product hero */
.perfume-hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 50%;
    height: 80%;
    background: radial-gradient(ellipse, rgba(201, 168, 76, 0.03) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* Product image — slow cinematic zoom */
.perfume-image-main img,
.perfume-image-main .perfume-image-placeholder {
    animation: cinematicZoom 20s ease-in-out infinite alternate;
}

@keyframes cinematicZoom {
    0%   { transform: scale(1); }
    100% { transform: scale(1.04); }
}

/* Parallax wrapper for product image */
.perfume-gallery {
    position: relative;
    z-index: 1;
}

/* --- Cinematic section dividers between product sections --- */
.single-perfume .perfume-description,
.single-perfume .faq-section,
.single-perfume .waitlist-section,
.single-perfume .related-section {
    position: relative;
}

.single-perfume .perfume-description::before,
.single-perfume .faq-section::before {
    content: '';
    display: block;
    width: 48px;
    height: 1px;
    background: var(--color-gold, #C9A84C);
    margin: 0 auto var(--space-12, 3rem);
    opacity: 0.4;
}

/* --- Perfume details staggered entrance --- */
.perfume-details [data-cin-stagger] {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.7s cubic-bezier(0.33, 1, 0.68, 1),
                transform 0.7s cubic-bezier(0.33, 1, 0.68, 1);
}

.perfume-details [data-cin-stagger].is-cin-visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Notes stagger entrance --- */
.perfume-notes .note-row {
    opacity: 0;
    transform: translateX(-12px);
    transition: opacity 0.5s cubic-bezier(0.33, 1, 0.68, 1),
                transform 0.5s cubic-bezier(0.33, 1, 0.68, 1);
}

.perfume-notes.is-cin-visible .note-row {
    opacity: 1;
    transform: translateX(0);
}

.perfume-notes.is-cin-visible .note-row:nth-child(2) { transition-delay: 150ms; }
.perfume-notes.is-cin-visible .note-row:nth-child(3) { transition-delay: 300ms; }
.perfume-notes.is-cin-visible .note-row:nth-child(4) { transition-delay: 450ms; }

/* --- Mood section elevated --- */
.perfume-mood {
    padding: var(--space-4, 1rem) var(--space-6, 1.5rem);
    background: rgba(201, 168, 76, 0.03);
    border-left: 2px solid rgba(201, 168, 76, 0.2);
    border-radius: 0 var(--radius-sm, 4px) var(--radius-sm, 4px) 0;
    margin-bottom: var(--space-8, 2rem);
}


/* ==========================================================================
   FEATURE 3: SCROLL-BASED STORYTELLING
   ========================================================================== */

/* Scroll-reveal elements */
[data-scroll-reveal] {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.9s cubic-bezier(0.33, 1, 0.68, 1),
                transform 0.9s cubic-bezier(0.33, 1, 0.68, 1);
    will-change: opacity, transform;
}

[data-scroll-reveal].is-revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Sequential text reveal — children animate one by one */
[data-scroll-sequence] > * {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.7s cubic-bezier(0.33, 1, 0.68, 1),
                transform 0.7s cubic-bezier(0.33, 1, 0.68, 1);
}

[data-scroll-sequence].is-revealed > *:nth-child(1) { transition-delay: 0ms; }
[data-scroll-sequence].is-revealed > *:nth-child(2) { transition-delay: 120ms; }
[data-scroll-sequence].is-revealed > *:nth-child(3) { transition-delay: 240ms; }
[data-scroll-sequence].is-revealed > *:nth-child(4) { transition-delay: 360ms; }
[data-scroll-sequence].is-revealed > *:nth-child(5) { transition-delay: 480ms; }
[data-scroll-sequence].is-revealed > *:nth-child(6) { transition-delay: 600ms; }
[data-scroll-sequence].is-revealed > *:nth-child(7) { transition-delay: 720ms; }

[data-scroll-sequence].is-revealed > * {
    opacity: 1;
    transform: translateY(0);
}

/* Parallax sections — content layer moves slower */
[data-scroll-parallax] {
    will-change: transform;
}

/* Sticky section headings that fade */
.scroll-sticky-heading {
    position: sticky;
    top: calc(var(--header-height, 72px) + 2rem);
    z-index: 2;
    transition: opacity 0.4s ease-out;
}

.scroll-sticky-heading.is-fading {
    opacity: 0.15;
}

/* Generous whitespace between storytelling sections */
.single-perfume .perfume-description,
.single-perfume .faq-section {
    padding-top: var(--space-16, 4rem);
    padding-bottom: var(--space-16, 4rem);
}

/* Story prose — larger, more readable */
.single-perfume .prose {
    font-size: 1.0625rem;
    line-height: 1.9;
}
.single-perfume .prose p {
    margin-bottom: var(--space-8, 2rem);
}


/* ==========================================================================
   FEATURE 4: PERFUME "MIST" INTERACTION
   ========================================================================== */

/* Mist canvas — overlays entire page, pointer-events none */
#zarf-mist-canvas {
    position: fixed;
    inset: 0;
    z-index: 9998;
    pointer-events: none;
    opacity: 1;
}


/* ==========================================================================
   REDUCED MOTION — Disable all cinematic features gracefully
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    /* Loader — instant */
    .zarf-loader {
        transition: none;
    }
    .loader-logo {
        animation: none;
        opacity: 1;
        transform: none;
    }
    .loader-logo::after {
        animation: none;
        display: none;
    }
    .loader-tagline {
        animation: none;
        opacity: 1;
    }
    .loader-glow {
        display: none;
    }

    /* Product zoom — disabled */
    .perfume-image-main img,
    .perfume-image-main .perfume-image-placeholder {
        animation: none;
    }

    /* Scroll reveal — instant */
    [data-scroll-reveal],
    [data-scroll-sequence] > *,
    .perfume-details [data-cin-stagger],
    .perfume-notes .note-row {
        opacity: 1;
        transform: none;
        transition: none;
    }

    /* Mist — hidden */
    #zarf-mist-canvas {
        display: none;
    }
}