/* ============================================
   IonPap — Component Styles
   ============================================ */

/* ============================================
   Button
   ============================================ */

.button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-base);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: 1.5;
    text-align: center;
    border: none;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.button--gradient {
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-full);
    background: var(--color-primary-gradient);
    color: var(--color-white);
    box-shadow: var(--shadow-glow);
}

.button--gradient:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(0, 210, 255, 0.35);
}

.button__arrow {
    width: 12px;
    height: 14px;
    flex-shrink: 0;
}

/* ============================================
   Header
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-header);
    padding: var(--spacing-md) 80px;
}

.header__nav {
    position: relative;
    max-width: calc(var(--max-width) - 80px);
    margin: 0 auto;
    height: 88px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    box-shadow: none;
    padding: 17px 33px;
    transition: background var(--transition-normal), backdrop-filter var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
    overflow: hidden;
}

.header--scrolled .header__nav {
    background: var(--color-bg-glass);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-color: var(--color-bg-glass-border);
    box-shadow: var(--shadow-sm);
}

.header__nav::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(0, 92, 255, 0.2) 15%,
        rgba(0, 210, 255, 0.25) 30%,
        rgba(40, 255, 87, 0.2) 45%,
        transparent 60%
    );
    background-size: 200% 100%;
    animation: header-waves 6s ease-in-out infinite;
    pointer-events: none;
    z-index: 0;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.header--scrolled .header__nav::after {
    opacity: 1;
}

.header__logo-link {
    position: relative;
    z-index: 1;
}

@keyframes header-waves {
    0%, 100% {
        background-position: 100% 0;
    }
    50% {
        background-position: 0% 0;
    }
}

.header__nav::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    padding: 2px;
    background: conic-gradient(
        from var(--header-border-angle, 0deg),
        #005cff,
        #00d2ff,
        #28ff57,
        #00d2ff,
        #005cff
    );
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    animation: header-border-rotate 4s linear infinite;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.header--scrolled .header__nav::before {
    opacity: 0.45;
}

.header--scrolled .header__nav:hover::before {
    opacity: 0.8;
}

@keyframes header-border-rotate {
    to {
        --header-border-angle: 360deg;
    }
}

@property --header-border-angle {
    syntax: '<angle>';
    initial-value: 0deg;
    inherits: false;
}

.header__logo {
    height: 81px;
    width: auto;
}

/* ============================================
   Hero
   ============================================ */

.hero {
    position: relative;
    width: calc(100% - 160px);
    max-width: var(--max-width);
    margin: 128px auto 0;
    border-radius: var(--radius-xl);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 192px var(--spacing-lg);
}

.hero__bg {
    position: absolute;
    inset: 0;
}

.hero__bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        var(--color-overlay-start),
        var(--color-overlay-mid) 50%,
        var(--color-overlay-end)
    );
}

.hero__content {
    position: relative;
    z-index: var(--z-content);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero__title {
    max-width: var(--max-width-text);
    font-size: var(--font-size-hero);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    letter-spacing: var(--letter-spacing-tight);
    color: var(--color-white);
    margin-bottom: var(--spacing-lg);
    text-shadow: var(--shadow-text);
}

.hero__title strong,
.hero__title span {
    background: var(--color-primary-gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 4px 3px rgba(0, 0, 0, 0.1)) drop-shadow(0 10px 8px rgba(0, 0, 0, 0.04));
    font-weight: inherit;
}

.hero__subtitle {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-medium);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-2xl);
    filter: drop-shadow(0 4px 3px rgba(0, 0, 0, 0.1)) drop-shadow(0 10px 8px rgba(0, 0, 0, 0.04));
}

/* ============================================
   Consortium Partners
   ============================================ */

.consortium {
    padding: var(--spacing-4xl) 0;
    margin: 0 auto;
    max-width: var(--max-width-content);
    border-top: 1px solid var(--color-border-light);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3xl);
    align-items: center;
}

.consortium__label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    letter-spacing: var(--letter-spacing-wide);
    color: var(--color-text-muted);
    text-transform: uppercase;
    text-align: center;
}

.consortium__logos {
    width: 100%;
    overflow: hidden;
    position: relative;
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
}

.consortium__logos-track {
    display: flex;
    align-items: center;
    gap: var(--spacing-4xl);
    width: max-content;
    animation: scroll-partners 25s linear infinite;
}

.consortium__logo {
    height: 56px;
    width: auto;
    opacity: 0.7;
    filter: saturate(0);
    flex-shrink: 0;
    transition: opacity var(--transition-fast), filter var(--transition-fast);
}

.consortium__logo:hover {
    opacity: 1;
    filter: saturate(1);
}

@keyframes scroll-partners {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ============================================
   Connect CTA
   ============================================ */

.connect {
    padding: var(--spacing-4xl) 296px;
}

.connect__card {
    position: relative;
    background: var(--color-bg-glass);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--color-bg-glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 65px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    align-items: center;
}

.connect__gradient-line {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-primary-gradient-h);
}

.connect__blur-circle {
    position: absolute;
    top: -96px;
    right: -96px;
    width: 192px;
    height: 192px;
    border-radius: var(--radius-full);
    background: var(--color-glow-accent);
    filter: blur(32px);
    opacity: 0.5;
    pointer-events: none;
}

.connect__title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-dark);
    text-align: center;
    line-height: 1.2;
}

.connect__social {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.connect__social-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.connect__social-btn {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-full);
    background: var(--color-text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.connect__social-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 20px -3px rgba(0, 0, 0, 0.15), 0 6px 8px -4px rgba(0, 0, 0, 0.1);
}

.connect__social-text {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    line-height: 1.5;
}

/* ============================================
   Block: Heading
   ============================================ */

.block-heading {
    max-width: var(--max-width-content);
    margin: 0 auto;
    padding: var(--spacing-md) 80px;
}

.block-heading--left { text-align: left; }
.block-heading--center { text-align: center; }
.block-heading--right { text-align: right; }

.block-heading__text {
    color: var(--color-text-dark);
    line-height: var(--line-height-snug);
}

.block-heading h1 { font-size: var(--font-size-hero); letter-spacing: var(--letter-spacing-tight); }
.block-heading h2 { font-size: var(--font-size-2xl); }
.block-heading h3 { font-size: var(--font-size-xl); }
.block-heading h4 { font-size: var(--font-size-lg); }
.block-heading h5 { font-size: var(--font-size-base); }
.block-heading h6 { font-size: var(--font-size-sm); }

/* ============================================
   Block: Text
   ============================================ */

.block-text {
    max-width: var(--max-width-content);
    margin: 0 auto;
    padding: var(--spacing-md) 80px;
}

.block-text__content {
    font-size: var(--font-size-base);
    color: var(--color-text);
    line-height: var(--line-height-relaxed);
}

.block-text__content p + p {
    margin-top: var(--spacing-md);
}

.block-text__content a {
    color: #005cff;
    text-decoration: underline;
}

/* ============================================
   Block: Image
   ============================================ */

.block-image {
    max-width: var(--max-width-content);
    margin: 0 auto;
    padding: var(--spacing-md) 80px;
}

.block-image--full {
    max-width: 100%;
    padding: var(--spacing-md) 0;
}

.block-image__img {
    border-radius: var(--radius-lg);
    width: 100%;
    height: auto;
}

.block-image--full .block-image__img {
    border-radius: 0;
}

.block-image__caption {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    text-align: center;
}

/* ============================================
   Block: Gallery
   ============================================ */

.block-gallery {
    max-width: var(--max-width-content);
    margin: 0 auto;
    padding: var(--spacing-md) 80px;
    display: grid;
    gap: var(--spacing-md);
}

.block-gallery--cols-2 { grid-template-columns: repeat(2, 1fr); }
.block-gallery--cols-3 { grid-template-columns: repeat(3, 1fr); }
.block-gallery--cols-4 { grid-template-columns: repeat(4, 1fr); }

.block-gallery__item {
    margin: 0;
}

.block-gallery__img {
    border-radius: var(--radius-sm);
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ============================================
   Block: CTA
   ============================================ */

.block-cta {
    max-width: var(--max-width-content);
    margin: 0 auto;
    padding: var(--spacing-2xl) 80px;
    text-align: center;
}

.block-cta__title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-md);
}

.block-cta__description {
    font-size: var(--font-size-base);
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
    line-height: var(--line-height-relaxed);
}

/* ============================================
   Block: Separator
   ============================================ */

.block-separator {
    max-width: var(--max-width-content);
    margin: 0 auto;
    padding: 0 80px;
}

.block-separator--line {
    border-bottom: 1px solid var(--color-border);
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.block-separator--space {
    height: var(--spacing-3xl);
}

.block-separator--gradient {
    height: 4px;
    background: var(--color-primary-gradient-h);
    border: none;
    border-radius: 2px;
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background: var(--color-bg-light);
    border-top: 1px solid var(--color-border);
    padding: 65px 208px var(--spacing-xl);
}

.footer__content {
    max-width: 1024px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer__eu {
    margin-bottom: var(--spacing-md);
}

.footer__eu-logo {
    height: 64px;
    width: auto;
}

.footer__disclaimer {
    max-width: var(--max-width-text);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.footer__disclaimer p {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-normal);
    color: var(--color-text-muted);
    line-height: 1.625;
}

.footer__bottom {
    width: 100%;
    border-top: 1px solid var(--color-border);
    padding-top: 33px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer__copyright {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-normal);
    color: var(--color-text-light);
    line-height: 1;
}

.footer__links {
    display: flex;
    gap: var(--spacing-md);
}

.footer__links a,
.footer__links .footer__link {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-normal);
    color: var(--color-text-light);
    line-height: 1;
    transition: color var(--transition-fast);
}

.footer__links a:hover,
.footer__links .footer__link:hover {
    color: var(--color-text-dark);
}

/* wp_nav_menu resets */
.footer__links ul {
    list-style: none;
    display: flex;
    gap: var(--spacing-md);
    margin: 0;
    padding: 0;
}

.footer__links li {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* ============================================
   404 Page
   ============================================ */

.error-404 {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4xl) var(--spacing-lg);
}

.error-404__content {
    text-align: center;
}

.error-404__title {
    font-size: 8rem;
    font-weight: var(--font-weight-bold);
    background: var(--color-primary-gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: var(--spacing-md);
}

.error-404__text {
    font-size: var(--font-size-xl);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1200px) {
    .header {
        padding: var(--spacing-md) 40px;
    }

    .hero {
        width: calc(100% - 80px);
    }

    .connect {
        padding: var(--spacing-4xl) 80px;
    }

    .footer {
        padding: 65px 80px var(--spacing-xl);
    }
}

@media (max-width: 900px) {
    .header {
        padding: var(--spacing-sm) 20px;
    }

    .header__nav {
        max-width: calc(100% - 40px);
        height: 64px;
        border-radius: var(--radius-sm);
    }

    .header__logo {
        height: 56px;
    }

    .hero {
        width: calc(100% - 40px);
        margin-top: 96px;
        border-radius: var(--radius-lg);
        padding: 120px 20px;
    }

    .hero__title {
        font-size: 2.625rem; /* 42px */
        letter-spacing: -1px;
    }

    .hero__subtitle {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-xl);
    }

    .consortium {
        margin: 0 40px;
        gap: 40px;
        padding: var(--spacing-3xl) 0;
    }

    .connect {
        padding: var(--spacing-3xl) 20px;
    }

    .connect__card {
        padding: 40px var(--spacing-lg);
    }

    .block-heading,
    .block-text,
    .block-image,
    .block-gallery,
    .block-cta,
    .block-separator {
        padding-left: 20px;
        padding-right: 20px;
    }

    .block-gallery--cols-3,
    .block-gallery--cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer {
        padding: var(--spacing-2xl) 20px var(--spacing-lg);
    }

    .footer__bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

@media (max-width: 600px) {
    .hero {
        width: calc(100% - 40px);
        margin-top: 80px;
        border-radius: var(--radius-md);
        padding: 80px var(--spacing-md);
    }

    .hero__title {
        font-size: 2rem; /* 32px */
    }

    .hero__subtitle {
        font-size: var(--font-size-base);
    }

    .button--gradient {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: 0.875rem;
    }

    .error-404__title {
        font-size: 5rem;
    }
}