/* ==========================================================================
   Portfolio — Blanket Collection
   ========================================================================== */

/* --- Smooth scroll for anchor links ------------------------------------- */

html:has(.portfolio) {
    scroll-behavior: smooth;
}

/* --- Keyframes ---------------------------------------------------------- */

@keyframes section-in {
    to { opacity: 1; transform: translateY(0); }
}

@keyframes img-in {
    to { opacity: 1; transform: scale(1); }
}

@keyframes rule-widen {
    from { transform: scaleX(0); }
    to   { transform: scaleX(1); }
}

@keyframes ghost-in {
    to { opacity: 0.025; }
}

@keyframes ghost-in-dark {
    to { opacity: 0.07; }
}

@keyframes accent-breathe {
    0%, 100% { transform: translate(0, 0); }
    33%      { transform: translate(3px, -4px); }
    66%      { transform: translate(-2px, 2px); }
}


/* --- Collection Header -------------------------------------------------- */

.collection-header {
    background: var(--color-charcoal);
    padding: var(--space-xl) var(--space-lg) var(--space-xl);
    position: relative;
    overflow: hidden;
}

/* Bottom gold border */
.collection-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--color-accent);
    opacity: 0.3;
}

.collection-header__inner {
    max-width: 1400px;
    margin: 0 auto;
}

.collection-header__top {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.collection-header__label {
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.25em;
    text-transform: uppercase;
    white-space: nowrap;
    opacity: 0;
    transform: translateY(20px);
    animation: section-in 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.1s forwards;
}

.collection-header__rule {
    flex: 1;
    height: 1px;
    background: var(--color-accent);
    opacity: 0.3;
    transform-origin: left center;
    transform: scaleX(0);
    animation: rule-widen 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.25s forwards;
}

.collection-header__title {
    font-family: var(--font-heading);
    font-size: clamp(4rem, 10vw, 8.5rem);
    font-weight: 700;
    color: var(--color-ivory);
    line-height: 0.85;
    letter-spacing: -0.03em;
    opacity: 0;
    transform: translateY(20px);
    animation: section-in 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.35s forwards;
}

.collection-header__title-line {
    display: block;
}

.collection-header__divider {
    width: 100%;
    height: 1px;
    background: var(--color-ivory);
    opacity: 0.1;
    margin: var(--space-md) 0;
    transform-origin: left center;
    transform: scaleX(0);
    animation: rule-widen 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.5s forwards;
}

.collection-header__meta {
    display: flex;
    align-items: baseline;
    gap: var(--space-lg);
    opacity: 0;
    transform: translateY(20px);
    animation: section-in 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.55s forwards;
}

.collection-header__count {
    font-family: var(--font-body);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--color-accent);
    white-space: nowrap;
    flex-shrink: 0;
}

.collection-header__intro {
    font-family: var(--font-body);
    font-size: var(--text-body);
    font-style: italic;
    color: var(--color-ivory);
    opacity: 0.45;
    line-height: 1.8;
    max-width: 560px;
}


/* --- Blanket Entry ------------------------------------------------------ */

.blanket {
    background: var(--color-bg);
    padding: var(--space-xl) var(--space-md);
    overflow: hidden;
}

.blanket--alt {
    background: var(--color-bg-alt);
}

.blanket__inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: center;
}

.blanket--reverse .blanket__inner {
    direction: rtl;
}

.blanket--reverse .blanket__inner > * {
    direction: ltr;
}


/* --- Blanket Media ------------------------------------------------------ */

.blanket__media {
    position: relative;
    opacity: 0;
    transform: scale(0.96);
    animation: img-in 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-play-state: paused;
}

.blanket--visible .blanket__media {
    animation-play-state: running;
    animation-delay: 0.1s;
}

.blanket__image-frame {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    aspect-ratio: 4 / 5;
}

.blanket__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.blanket__image-accent {
    position: absolute;
    inset: 8px;
    border: 1px solid var(--color-accent);
    border-radius: 2px;
    pointer-events: none;
    animation: accent-breathe 8s ease-in-out infinite;
}


/* --- Blanket Content ---------------------------------------------------- */

.blanket__content {
    position: relative;
    padding: var(--space-md) 0;
}

.blanket__number {
    display: block;
    font-family: var(--font-heading);
    font-size: var(--text-h3);
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: var(--space-xs);
    opacity: 0;
    transform: translateY(20px);
    animation: section-in 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-play-state: paused;
}

.blanket--visible .blanket__number {
    animation-play-state: running;
    animation-delay: 0.2s;
}

.blanket__rule {
    width: 36px;
    height: 2px;
    background: var(--color-accent);
    margin-bottom: var(--space-sm);
    transform-origin: left center;
    transform: scaleX(0);
    animation: rule-widen 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-play-state: paused;
}

.blanket--visible .blanket__rule {
    animation-play-state: running;
    animation-delay: 0.3s;
}

.blanket__name {
    font-family: var(--font-heading);
    font-size: var(--text-h2);
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.2;
    margin-bottom: var(--space-sm);
    opacity: 0;
    transform: translateY(20px);
    animation: section-in 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-play-state: paused;
}

.blanket--visible .blanket__name {
    animation-play-state: running;
    animation-delay: 0.35s;
}

.blanket__desc {
    font-family: var(--font-body);
    font-size: var(--text-body);
    color: var(--color-text);
    line-height: 1.8;
    max-width: 520px;
    opacity: 0;
    transform: translateY(20px);
    animation: section-in 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-play-state: paused;
}

.blanket--visible .blanket__desc {
    animation-play-state: running;
    animation-delay: 0.5s;
}

.blanket__ghost {
    position: absolute;
    bottom: 0;
    right: -10%;
    font-family: var(--font-heading);
    font-size: 12vw;
    font-weight: 700;
    color: var(--color-text);
    opacity: 0;
    pointer-events: none;
    user-select: none;
    line-height: 1;
    animation: ghost-in 1.2s ease forwards;
    animation-play-state: paused;
}

.blanket--visible .blanket__ghost {
    animation-play-state: running;
    animation-delay: 0.6s;
}

.blanket--reverse .blanket__ghost {
    right: auto;
    left: -10%;
}


/* --- Custom Orders CTA -------------------------------------------------- */

.portfolio-cta {
    background: var(--color-primary);
    padding: var(--space-xl) var(--space-md);
    overflow: hidden;
}

.portfolio-cta__inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: center;
}

/* --- CTA Media ---------------------------------------------------------- */

.portfolio-cta__media {
    position: relative;
    opacity: 0;
    transform: scale(0.96);
    animation: img-in 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-play-state: paused;
}

.portfolio-cta--visible .portfolio-cta__media {
    animation-play-state: running;
    animation-delay: 0.1s;
}

.portfolio-cta__image-frame {
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    aspect-ratio: 4 / 5;
}

.portfolio-cta__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.portfolio-cta__image-accent {
    position: absolute;
    inset: 8px;
    border: 1px solid var(--color-accent);
    border-radius: 2px;
    pointer-events: none;
    animation: accent-breathe 8s ease-in-out infinite;
}

/* --- CTA Content -------------------------------------------------------- */

.portfolio-cta__content {
    position: relative;
    padding: var(--space-md) 0;
}

.portfolio-cta__label {
    display: block;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    color: var(--color-accent);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin-bottom: var(--space-sm);
    opacity: 0;
    transform: translateY(20px);
    animation: section-in 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-play-state: paused;
}

.portfolio-cta--visible .portfolio-cta__label {
    animation-play-state: running;
    animation-delay: 0.2s;
}

.portfolio-cta__rule {
    width: 36px;
    height: 2px;
    background: var(--color-accent);
    margin-bottom: var(--space-sm);
    transform-origin: left center;
    transform: scaleX(0);
    animation: rule-widen 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-play-state: paused;
}

.portfolio-cta--visible .portfolio-cta__rule {
    animation-play-state: running;
    animation-delay: 0.3s;
}

.portfolio-cta__title {
    font-family: var(--font-heading);
    font-size: var(--text-h2);
    font-weight: 700;
    color: var(--color-ivory);
    line-height: 1.2;
    margin-bottom: var(--space-sm);
    opacity: 0;
    transform: translateY(20px);
    animation: section-in 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-play-state: paused;
}

.portfolio-cta--visible .portfolio-cta__title {
    animation-play-state: running;
    animation-delay: 0.35s;
}

.portfolio-cta__text {
    font-family: var(--font-body);
    font-size: var(--text-body);
    color: var(--color-bisque);
    line-height: 1.75;
    margin-bottom: var(--space-md);
    max-width: 520px;
    opacity: 0;
    transform: translateY(20px);
    animation: section-in 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-play-state: paused;
}

.portfolio-cta--visible .portfolio-cta__text {
    animation-play-state: running;
    animation-delay: 0.5s;
}

.portfolio-cta__link {
    display: inline-flex;
    align-items: center;
    gap: 0.6em;
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-ivory);
    text-decoration: none;
    letter-spacing: 0.06em;
    padding: 0.75em 1.5em;
    border: 1px solid rgba(246, 243, 238, 0.4);
    border-radius: 2px;
    transition: background 0.3s ease, border-color 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
    animation: section-in 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    animation-play-state: paused;
}

.portfolio-cta--visible .portfolio-cta__link {
    animation-play-state: running;
    animation-delay: 0.6s;
}

.portfolio-cta__link:hover {
    background: rgba(246, 243, 238, 0.1);
    border-color: rgba(246, 243, 238, 0.7);
}

.portfolio-cta__link svg {
    transition: transform 0.3s ease;
}

.portfolio-cta__link:hover svg {
    transform: translateX(4px);
}

/* --- CTA Ghost ---------------------------------------------------------- */

.portfolio-cta__ghost {
    position: absolute;
    bottom: 0;
    right: -5%;
    width: 14vw;
    height: auto;
    opacity: 0;
    pointer-events: none;
    user-select: none;
    animation: ghost-in-dark 1.2s ease forwards;
    animation-play-state: paused;
}

.portfolio-cta--visible .portfolio-cta__ghost {
    animation-play-state: running;
    animation-delay: 0.7s;
}


/* --- Responsive --------------------------------------------------------- */

@media (max-width: 900px) {
    .blanket__inner,
    .portfolio-cta__inner {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .blanket--reverse .blanket__inner {
        direction: ltr;
    }

    .blanket__content,
    .portfolio-cta__content {
        padding: 0;
    }

    .blanket__ghost,
    .portfolio-cta__ghost {
        display: none;
    }

    .collection-header {
        padding: var(--space-lg) var(--space-md) var(--space-lg);
    }

    .collection-header__meta {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .collection-header__intro {
        max-width: none;
    }

    .blanket__image-frame,
    .portfolio-cta__image-frame {
        max-width: 500px;
        margin: 0 auto;
    }
}

@media (max-width: 600px) {
    .blanket {
        padding: var(--space-lg) var(--space-sm);
    }

    .collection-header {
        padding: var(--space-lg) var(--space-sm) var(--space-md);
    }

    .portfolio-cta {
        padding: var(--space-lg) var(--space-sm);
    }

    .blanket__image-frame,
    .portfolio-cta__image-frame {
        aspect-ratio: 3 / 4;
    }
}


/* --- Reduced Motion ----------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
    .collection-header__label,
    .collection-header__title,
    .collection-header__meta,
    .blanket__media,
    .blanket__number,
    .blanket__name,
    .blanket__desc,
    .portfolio-cta__media,
    .portfolio-cta__label,
    .portfolio-cta__title,
    .portfolio-cta__text,
    .portfolio-cta__link {
        opacity: 1;
        transform: none;
        animation: none;
    }

    .collection-header__rule,
    .collection-header__divider,
    .blanket__rule,
    .portfolio-cta__rule {
        transform: scaleX(1);
        animation: none;
    }

    .blanket__ghost {
        opacity: 0.025;
        animation: none;
    }

    .portfolio-cta__ghost {
        opacity: 0.07;
        animation: none;
    }

    .blanket__image-accent,
    .portfolio-cta__image-accent {
        animation: none;
    }
}