/* ═══════════════════════════════════════
 Ratnakala interiors
═══════════════════════════════════════ */

/* ── Preloader ────────────────────── */
#preloader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--clr-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 1.5rem;
    transition: opacity 0.6s var(--ease-default), visibility 0.6s;
}

#preloader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.preloader-logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--clr-gold);
    letter-spacing: 0.3em;
    text-transform: uppercase;
    animation: pulse 1.5s ease-in-out infinite;
}

.preloader-bar {
    width: 120px;
    height: 1px;
    background: var(--clr-surface-2);
    position: relative;
    overflow: hidden;
}

.preloader-bar::after {
    content: '';
    position: absolute;
    left: -100%;
    top: 0;
    width: 100%;
    height: 100%;
    background: var(--clr-gold);
    animation: loadBar 1.2s ease-in-out infinite;
}

@keyframes loadBar {
    0% {
        left: -100%;
    }

    50% {
        left: 0%;
    }

    100% {
        left: 100%;
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.6;
    }
}

/* ── Scroll Reveal ────────────────── */
[data-reveal] {
    opacity: 0;
    transition: opacity 0.7s var(--ease-default), transform 0.7s var(--ease-default);
}

[data-reveal="fade-up"] {
    transform: translateY(30px);
}

[data-reveal="fade-left"] {
    transform: translateX(-30px);
}

[data-reveal="fade-right"] {
    transform: translateX(30px);
}

[data-reveal="fade-in"] {
    transform: scale(0.96);
}

[data-reveal].revealed {
    opacity: 1;
    transform: translate(0) scale(1);
}

/* stagger delays */
[data-delay="100"] {
    transition-delay: 0.1s;
}

[data-delay="200"] {
    transition-delay: 0.2s;
}

[data-delay="300"] {
    transition-delay: 0.3s;
}

[data-delay="400"] {
    transition-delay: 0.4s;
}

[data-delay="500"] {
    transition-delay: 0.5s;
}

[data-delay="600"] {
    transition-delay: 0.6s;
}

/* ── Page Transition ──────────────── */
.page-enter {
    animation: pageEnter 0.5s var(--ease-default) both;
}

@keyframes pageEnter {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

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

/* ── Hero Text Animations ─────────── */
.hero-title-word {
    display: inline-block;
    overflow: hidden;
}

.hero-title-word span {
    display: inline-block;
    animation: slideUp 0.8s var(--ease-spring) both;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }

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

/* ── Floating elements ────────────── */
@keyframes float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-10px);
    }
}

.floating {
    animation: float 4s ease-in-out infinite;
}

/* ── Fade In Up ───────────────────── */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

/* ── Counter animation ────────────── */
@keyframes countUp {
    from {
        opacity: 0;
        transform: scale(0.8);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ── Shimmer (skeleton/hover) ─────── */
@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

.shimmer {
    background: linear-gradient(90deg,
            var(--clr-surface) 25%,
            var(--clr-surface-2) 50%,
            var(--clr-surface) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

/* ── Marquee (optional logo strip) ── */
@keyframes marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

.marquee-track {
    display: flex;
    gap: 4rem;
    animation: marquee 20s linear infinite;
    width: max-content;
}

/* ── Spin ─────────────────────────── */
@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* ── Image parallax hint ──────────── */
.parallax-img {
    transition: transform 0.6s var(--ease-default);
}

/* ── Toast notification ───────────── */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--clr-gold);
    color: var(--clr-bg);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.9rem;
    box-shadow: var(--shadow-md);
    z-index: 9000;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.4s var(--ease-spring);
    pointer-events: none;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* ── SCROLLYTELLING ARCHITECTURE ──── */

/* Progress Bar */
#scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: var(--clr-gold);
    z-index: 9999;
    transition: width 0.1s ease-out;
}

/* Scrolly Grid Container */
.scrolly-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 900px) {
    .scrolly-grid {
        grid-template-columns: 1fr 1fr;
        align-items: start;
    }
}

/* Sticky Left Pane */
.scrolly-sticky {
    position: sticky;
    top: calc(var(--nav-height) + var(--space-md));
    padding-bottom: var(--space-xl);
    /* prevent harsh cutoff */
}

/* Scrolling Content Blocks */
.scrolly-content {
    display: flex;
    flex-direction: column;
    gap: 50vh;
    /* Spacing between "slides" */
    padding-top: 20vh;
    padding-bottom: 20vh;
}

.scrolly-block {
    opacity: 0.3;
    transition: opacity 0.5s ease-out, transform 0.5s ease;
    transform: translateY(20px);
}

.scrolly-block.active {
    opacity: 1;
    transform: translateY(0);
}

.scrolly-block p {
    font-size: 1.25rem;
    line-height: 1.8;
}