/**
 * Pierodelfino 3D - Futuristic 3D styles
 *
 * @package Pierodelfino_3D
 */

/* ----------------------------------------------------------------
   Design tokens
   ---------------------------------------------------------------- */
:root {
    --pdf3d-bg: #03030a;
    --pdf3d-surface-1: rgba(255, 255, 255, 0.07);
    --pdf3d-surface-2: rgba(255, 255, 255, 0.03);
    --pdf3d-primary: #00f0ff;
    --pdf3d-secondary: #7000ff;
    --pdf3d-accent: #ff2a6d;
    --pdf3d-text: #e6f1ff;
    --pdf3d-muted: #8b9bb4;
    --pdf3d-glass: rgba(255, 255, 255, 0.06);
    --pdf3d-border: rgba(255, 255, 255, 0.12);
    --pdf3d-radius: 20px;
    --pdf3d-perspective: 1400px;
    --pdf3d-glow: 0 0 20px rgba(0, 240, 255, 0.35), 0 0 60px rgba(112, 0, 255, 0.25);
    --pdf3d-transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

html {
    scroll-behavior: smooth;
}

body,
body.wp-child-theme-pierodelfino-3d,
body.ast-separate-container {
    background-color: var(--pdf3d-bg);
    color: var(--pdf3d-text);
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6,
.entry-title a,
.page-title {
    color: var(--pdf3d-text);
}

/* ----------------------------------------------------------------
   Astra header overrides (dark transparent header)
   ---------------------------------------------------------------- */
.site-header,
.main-header-bar,
.ast-primary-header-bar,
.ast-header-breadcrumb {
    background: transparent !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08) !important;
}

.main-header-menu > li > a,
.site-header a,
.ast-mobile-menu a {
    color: #ffffff !important;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
}

.main-header-menu > li > a:hover {
    color: var(--pdf3d-primary) !important;
}

.ast-site-identity .site-title,
.ast-site-identity .site-description {
    color: #ffffff !important;
}

/* ----------------------------------------------------------------
   Utilities
   ---------------------------------------------------------------- */
.pdf3d-container {
    width: 92%;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.pdf3d-main {
    position: relative;
    z-index: 2;
}

.pdf3d-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 999px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: all 0.3s ease;
    border: 1px solid transparent;
    cursor: pointer;
}

.pdf3d-btn--primary {
    background: linear-gradient(135deg, var(--pdf3d-primary), var(--pdf3d-secondary));
    color: #03030a;
    box-shadow: 0 0 0 rgba(0, 240, 255, 0);
}

.pdf3d-btn--primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--pdf3d-glow);
    color: #03030a;
}

.pdf3d-btn--outline {
    background: transparent;
    color: var(--pdf3d-primary);
    border-color: var(--pdf3d-primary);
    box-shadow: 0 0 12px rgba(0, 240, 255, 0.15) inset;
}

.pdf3d-btn--outline:hover {
    background: var(--pdf3d-primary);
    color: #03030a;
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.35);
}

/* ----------------------------------------------------------------
   Hero 3D
   ---------------------------------------------------------------- */
.pdf3d-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    perspective: var(--pdf3d-perspective);
    transform-style: preserve-3d;
    overflow: hidden;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(0, 240, 255, 0.08) 0%, transparent 45%),
        radial-gradient(ellipse at 80% 80%, rgba(112, 0, 255, 0.12) 0%, transparent 45%),
        var(--pdf3d-bg);
}

.pdf3d-hero__scene {
    position: absolute;
    inset: 0;
    transform-style: preserve-3d;
    perspective: var(--pdf3d-perspective);
    pointer-events: none;
}

/* Starfield */
.pdf3d-hero__stars {
    position: absolute;
    inset: 0;
    transform-style: preserve-3d;
    z-index: 0;
}

.pdf3d-star {
    position: absolute;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 0 6px rgba(255, 255, 255, 0.7);
    opacity: 0.8;
    will-change: transform, opacity;
}

/* Retro grid floor */
.pdf3d-hero__grid {
    position: absolute;
    bottom: -40%;
    left: -50%;
    width: 200%;
    height: 100%;
    background-image:
        linear-gradient(rgba(0, 240, 255, 0.25) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 240, 255, 0.25) 1px, transparent 1px);
    background-size: 80px 80px;
    background-position: center bottom;
    transform: rotateX(70deg);
    transform-origin: center bottom;
    transform-style: preserve-3d;
    mask-image: linear-gradient(to top, rgba(0,0,0,0.9) 0%, transparent 70%);
    -webkit-mask-image: linear-gradient(to top, rgba(0,0,0,0.9) 0%, transparent 70%);
    opacity: 0.35;
    will-change: background-position;
}

/* 3D Cube */
.pdf3d-hero__orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 240px;
    height: 240px;
    transform: translate(-50%, -50%) translateZ(120px);
    transform-style: preserve-3d;
    pointer-events: none;
}

.pdf3d-cube {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100px;
    height: 100px;
    transform-style: preserve-3d;
    transform: translate(-50%, -50%);
}

.pdf3d-cube__face {
    position: absolute;
    width: 100px;
    height: 100px;
    background: rgba(0, 240, 255, 0.04);
    border: 1px solid rgba(0, 240, 255, 0.35);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.1) inset;
    backface-visibility: visible;
}

.pdf3d-cube__face--front  { transform: rotateY(0deg) translateZ(50px); }
.pdf3d-cube__face--back   { transform: rotateY(180deg) translateZ(50px); }
.pdf3d-cube__face--right  { transform: rotateY(90deg) translateZ(50px); }
.pdf3d-cube__face--left   { transform: rotateY(-90deg) translateZ(50px); }
.pdf3d-cube__face--top    { transform: rotateX(90deg) translateZ(50px); }
.pdf3d-cube__face--bottom { transform: rotateX(-90deg) translateZ(50px); }

/* Rings */
.pdf3d-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    border-radius: 50%;
    border: 1px solid rgba(0, 240, 255, 0.25);
    transform-style: preserve-3d;
    transform: translate(-50%, -50%) rotateX(75deg);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.15);
}

.pdf3d-ring--outer {
    width: 240px;
    height: 240px;
    border-color: rgba(112, 0, 255, 0.35);
    box-shadow: 0 0 40px rgba(112, 0, 255, 0.2);
}

.pdf3d-ring--inner {
    width: 160px;
    height: 160px;
    border-color: rgba(255, 42, 109, 0.35);
    box-shadow: 0 0 30px rgba(255, 42, 109, 0.15);
}

/* Hero content */
.pdf3d-hero__content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
    padding: 2rem;
    transform-style: preserve-3d;
    pointer-events: none;
}

.pdf3d-hero__content > * {
    pointer-events: auto;
}

.pdf3d-hero__eyebrow {
    color: var(--pdf3d-primary);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.85rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.pdf3d-hero__title {
    font-size: clamp(3rem, 8vw, 6.5rem);
    line-height: 1;
    font-weight: 800;
    margin: 0 0 1.5rem;
    text-transform: uppercase;
    transform-style: preserve-3d;
}

.pdf3d-hero__title-main,
.pdf3d-hero__title-role {
    display: block;
}

.pdf3d-hero__title-main {
    background: linear-gradient(135deg, #ffffff 30%, var(--pdf3d-primary) 70%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    filter: drop-shadow(0 0 20px rgba(0, 240, 255, 0.25));
}

.pdf3d-hero__title-role {
    color: var(--pdf3d-primary);
    font-size: 0.55em;
    letter-spacing: 0.15em;
    margin-top: 0.25rem;
}

.pdf3d-hero__subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: var(--pdf3d-muted);
    max-width: 600px;
    margin: 0 auto 2.5rem;
    line-height: 1.6;
}

.pdf3d-hero__scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    color: var(--pdf3d-muted);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    z-index: 10;
}

.pdf3d-hero__scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, var(--pdf3d-primary), transparent);
}

/* ----------------------------------------------------------------
   Portfolio 3D
   ---------------------------------------------------------------- */
.pdf3d-portfolio {
    position: relative;
    padding: 7rem 0;
    background:
        radial-gradient(ellipse at 50% 0%, rgba(112, 0, 255, 0.08), transparent 55%),
        var(--pdf3d-bg);
    z-index: 2;
}

.pdf3d-portfolio__header {
    text-align: center;
    margin-bottom: 4rem;
    transform-style: preserve-3d;
}

.pdf3d-portfolio__title {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    font-weight: 800;
    margin: 0 0 0.75rem;
    background: linear-gradient(135deg, #ffffff 20%, var(--pdf3d-primary) 80%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.pdf3d-portfolio__subtitle {
    font-size: 1.15rem;
    color: var(--pdf3d-muted);
    max-width: 600px;
    margin: 0 auto;
}

.pdf3d-portfolio__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    perspective: var(--pdf3d-perspective);
    transform-style: preserve-3d;
}

.pdf3d-portfolio__footer {
    text-align: center;
    margin-top: 4rem;
}

/* ----------------------------------------------------------------
   3D Card
   ---------------------------------------------------------------- */
.pdf3d-card {
    position: relative;
    border-radius: var(--pdf3d-radius);
    background: linear-gradient(145deg, var(--pdf3d-surface-1), var(--pdf3d-surface-2));
    border: 1px solid var(--pdf3d-border);
    overflow: hidden;
    transform-style: preserve-3d;
    will-change: transform;
    transition: box-shadow var(--pdf3d-transition), border-color var(--pdf3d-transition);
    cursor: pointer;
    --card-color: var(--pdf3d-primary);
}

.pdf3d-card__link {
    display: block;
    color: inherit;
    text-decoration: none;
    outline: none;
}

.pdf3d-card__media {
    position: relative;
    height: 220px;
    overflow: hidden;
    transform: translateZ(20px) scale(1.04);
    transform-style: preserve-3d;
    margin: -1px -1px 0;
}

.pdf3d-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.pdf3d-card:hover .pdf3d-card__img {
    transform: scale(1.08);
}

.pdf3d-card__body {
    position: relative;
    padding: 1.75rem;
    transform: translateZ(30px);
    transform-style: preserve-3d;
}

.pdf3d-card__number {
    position: absolute;
    top: 1rem;
    right: 1.25rem;
    font-size: 3rem;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.06);
    line-height: 1;
    pointer-events: none;
    z-index: 0;
}

.pdf3d-card__title {
    font-size: 1.35rem;
    font-weight: 700;
    margin: 0 0 0.75rem;
    color: #ffffff;
    transform: translateZ(15px);
}

.pdf3d-card__excerpt {
    font-size: 0.95rem;
    color: var(--pdf3d-muted);
    line-height: 1.55;
    margin: 0 0 1.25rem;
    transform: translateZ(10px);
}

.pdf3d-card__cta {
    display: inline-flex;
    align-items: center;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--card-color);
    transition: color 0.3s ease;
    transform: translateZ(20px);
}

.pdf3d-card__cta::after {
    content: '→';
    margin-left: 0.5rem;
    transition: transform 0.3s ease;
}

.pdf3d-card:hover .pdf3d-card__cta::after {
    transform: translateX(4px);
}

.pdf3d-card__glare {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 250%;
    height: 250%;
    border-radius: 50%;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.18) 0%, transparent 55%);
    opacity: 0;
    pointer-events: none;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease;
    mix-blend-mode: overlay;
    z-index: 2;
}

.pdf3d-card:hover .pdf3d-card__glare {
    opacity: 1;
}

.pdf3d-card:hover {
    border-color: var(--card-color);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.45), 0 0 30px rgba(0, 240, 255, 0.12);
}

/* Demo accent colors */
.pdf3d-card--demo {
    border-color: rgba(255, 255, 255, 0.08);
}

.pdf3d-card--demo .pdf3d-card__number,
.pdf3d-card--demo .pdf3d-card__cta {
    color: var(--card-color);
}

.pdf3d-card--demo .pdf3d-card__media {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.08), rgba(112, 0, 255, 0.08));
}

/* ----------------------------------------------------------------
   Floating shapes
   ---------------------------------------------------------------- */
.pdf3d-shapes {
    position: fixed;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
    perspective: var(--pdf3d-perspective);
    transform-style: preserve-3d;
}

.pdf3d-shape {
    position: absolute;
    opacity: 0.25;
    border: 1px solid rgba(0, 240, 255, 0.35);
    will-change: transform;
    transform-style: preserve-3d;
    border-radius: 50%;
}

.pdf3d-shape--1 {
    width: 80px;
    height: 80px;
    top: 15%;
    left: 8%;
    border-color: var(--pdf3d-primary);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.15);
}

.pdf3d-shape--2 {
    width: 40px;
    height: 40px;
    top: 60%;
    left: 12%;
    border-color: var(--pdf3d-accent);
    box-shadow: 0 0 30px rgba(255, 42, 109, 0.15);
}

.pdf3d-shape--3 {
    width: 120px;
    height: 120px;
    top: 25%;
    right: 7%;
    border-color: var(--pdf3d-secondary);
    box-shadow: 0 0 40px rgba(112, 0, 255, 0.15);
}

.pdf3d-shape--4 {
    width: 60px;
    height: 60px;
    top: 70%;
    right: 10%;
    border-color: var(--pdf3d-primary);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.15);
}

.pdf3d-shape--5 {
    width: 30px;
    height: 30px;
    bottom: 20%;
    left: 50%;
    border-color: var(--pdf3d-accent);
    box-shadow: 0 0 20px rgba(255, 42, 255, 0.15);
}

/* ----------------------------------------------------------------
   Scroll reveal helpers
   ---------------------------------------------------------------- */
[data-pdf3d-reveal] {
    opacity: 0;
    transform: translateY(60px) rotateX(20deg);
    transform-origin: center top;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-pdf3d-reveal].is-visible {
    opacity: 1;
    transform: none;
}

/* ----------------------------------------------------------------
   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;
    }

    .pdf3d-hero__grid,
    .pdf3d-hero__orbit,
    .pdf3d-shape,
    [data-pdf3d-reveal] {
        animation: none !important;
        transform: none !important;
    }

    [data-pdf3d-reveal] {
        opacity: 1;
        transform: none;
    }
}

/* ----------------------------------------------------------------
   Responsive
   ---------------------------------------------------------------- */
@media (max-width: 768px) {
    .pdf3d-hero__orbit {
        width: 160px;
        height: 160px;
        opacity: 0.6;
    }

    .pdf3d-hero__grid {
        background-size: 50px 50px;
    }

    .pdf3d-portfolio__grid {
        grid-template-columns: 1fr;
    }

    .pdf3d-card__media {
        height: 180px;
    }
}