/*
 * Tecnosofía
 * Hoja de estilos principal
 */

@font-face {
    font-family: “Cinzel”;
    src: url(”../fonts/cinzel.ttf”) format(“truetype”);
    font-style: normal;
    font-weight: 400 900;
    font-display: swap;
}

:root {
    --color-fondo: #fefebc;
    --color-texto: #3a1a1d;
    --color-borde: rgba(58, 26, 29, 0.28);
    --color-superficie: rgba(58, 26, 29, 0.045);
    --color-superficie-hover: rgba(58, 26, 29, 0.10);
    --ancho-contenido: 1100px;
    --radio: 12px;
    --sombra: 0 10px 30px rgba(58, 26, 29, 0.10);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--color-fondo);
    color: var(--color-texto);
    font-family:
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    font-size: 1rem;
    line-height: 1.65;
    text-rendering: optimizeLegibility;
}

img {
    max-width: 100%;
}

a {
    color: inherit;
}

a:focus-visible {
    outline: 3px solid var(--color-texto);
    outline-offset: 4px;
}

/* Kopfbereich */

.site-header {
    border-bottom: 1px solid var(--color-borde);
}

.banner-wrapper {
    position: relative;
    width: 100%;
}

.site-banner {
    display: block;
    width: 100%;
    height: auto;
}

.profile-image {
    position: absolute;
    bottom: -78px;
    left: max(1.5rem, calc((100% - var(--ancho-contenido)) / 2 + 1.5rem));
    width: clamp(145px, 13vw, 180px);
    aspect-ratio: 1 / 1;
    object-fit: cover;
    object-position: center;
    border: 5px solid var(--color-fondo);
    border-radius: 50%;
    background: var(--color-fondo);
    box-shadow: var(--sombra);
}

.site-identity {
    width: min(100%, var(--ancho-contenido));
    min-height: 98px;
    margin: 0 auto;
    padding: 1.2rem 1.5rem 1rem 14rem;
}

.site-identity p {
    margin: 0;
}

.author-name {
    font-family:
        "Iowan Old Style",
        "Palatino Linotype",
        Palatino,
        Georgia,
        serif;
    font-size: clamp(1.35rem, 2.4vw, 1.8rem);
    font-weight: 700;
    line-height: 1.25;
}

.author-role {
    margin-top: 0.15rem !important;
    font-size: 0.98rem;
    opacity: 0.82;
}

/* Navigation */

.main-navigation {
    border-top: 1px solid var(--color-borde);
}

.main-navigation ul {
    display: flex;
    justify-content: center;
    gap: clamp(0.5rem, 4vw, 3rem);
    width: min(100%, var(--ancho-contenido));
    margin: 0 auto;
    padding: 0 1rem;
    list-style: none;
}

.main-navigation a {
    display: block;
    padding: 0.95rem 0.8rem 0.8rem;
    border-bottom: 3px solid transparent;
    font-weight: 650;
    text-decoration: none;
    transition:
        border-color 160ms ease,
        background-color 160ms ease;
}

.main-navigation a:hover,
.main-navigation a[aria-current="page"] {
    border-bottom-color: var(--color-texto);
}

.main-navigation a:hover {
    background: var(--color-superficie);
}

/* Hauptinhalt */

main {
    width: min(100%, var(--ancho-contenido));
    margin: 0 auto;
    padding: clamp(2.5rem, 6vw, 4.5rem) 1.5rem 4.5rem;
}

.intro-section {
    max-width: 850px;
}

h1,
.author-name,
.link-title {
    font-family: “Cinzel”, Georgia, serif;
}

h2 {
    font-family:
        "Iowan Old Style",
        "Palatino Linotype",
        Palatino,
        Georgia,
        serif;
    color: var(--color-texto);
}

h1 {
    max-width: none;
    margin: 0 0 0.65rem;
    font-size: clamp(1.75rem, 2.6vw, 2.35rem);
    line-height: 1.14;
    letter-spacing: -0.015em;
}

.slogan {
    margin: 0 0 2.2rem;
    font-size: clamp(1.25rem, 2.5vw, 1.65rem);
    font-weight: 500;
    line-height: 1.3;
    font-style: italic;
}

.intro-section p:not(.slogan) {
    max-width: 72ch;
    margin: 0 0 1.25rem;
}

.links-section {
    margin-top: clamp(3rem, 8vw, 5.5rem);
}

.links-section h2 {
    margin: 0 0 1.3rem;
    font-size: clamp(1.55rem, 3vw, 2.1rem);
    line-height: 1.2;
}

.link-cards {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.link-card {
    display: flex;
    min-height: 122px;
    flex-direction: column;
    justify-content: center;
    padding: 1.25rem;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio);
    background: var(--color-superficie);
    text-decoration: none;
    transition:
        transform 160ms ease,
        background-color 160ms ease,
        box-shadow 160ms ease;
}

.link-card:hover {
    transform: translateY(-3px);
    background: var(--color-superficie-hover);
    box-shadow: 0 8px 20px rgba(58, 26, 29, 0.09);
}

.link-title {
    font-family:
        "Iowan Old Style",
        "Palatino Linotype",
        Palatino,
        Georgia,
        serif;
    font-size: 1.28rem;
    font-weight: 700;
    line-height: 1.2;
}

.link-description {
    margin-top: 0.35rem;
    font-size: 0.94rem;
    opacity: 0.78;
}

/* Fußbereich */

.site-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    padding: 1.6rem max(1.5rem, calc((100% - var(--ancho-contenido)) / 2 + 1.5rem));
    border-top: 1px solid var(--color-borde);
    background: rgba(58, 26, 29, 0.055);
    font-size: 0.92rem;
}

.site-footer p {
    margin: 0;
}

.site-footer nav {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 1.5rem;
}

.site-footer a {
    text-underline-offset: 0.2em;
}

.site-footer a:hover {
    text-decoration-thickness: 2px;
}

/* Tablets */

@media (max-width: 900px) {
    .link-cards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* Smartphones */

@media (max-width: 720px) {
    .profile-image {
        bottom: -42px;
        left: 0.8rem;
        right: auto;
        width: 76px;
        transform: none;
        border-width: 3px;
    }

    .site-identity {
        min-height: 92px;
        padding: 2.8rem 1.25rem 0.8rem 6.2rem;
        text-align: left;
    }

    .author-name {
        font-size: 1.05rem;
        line-height: 1.2;
    }

    .author-role {
        font-size: 0.82rem;
        line-height: 1.25;
    }

    .main-navigation ul {
        gap: 0;
    }

    .main-navigation li {
        flex: 1;
        text-align: center;
    }

    .main-navigation a {
        padding-inline: 0.35rem;
        font-size: 0.94rem;
    }

    main {
        padding-inline: 1.2rem;
    }

    h1 {
        max-width: none;
    }

    .site-footer {
        align-items: flex-start;
        flex-direction: column;
        padding-inline: 1.2rem;
    }
}

@media (max-width: 520px) {
    .link-cards {
        grid-template-columns: 1fr;
    }

    .link-card {
        min-height: 105px;
    }
}

/* Weniger Bewegung, wenn im System gewünscht */

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}

/* Videos */

.page-intro {
    max-width: 850px;
    margin-bottom: clamp(3rem, 7vw, 5rem);
}

.page-intro p {
    max-width: 72ch;
}

.primary-link,
.video-link {
    display: inline-block;
    padding: 0.65rem 1rem;
    border: 1px solid var(--color-borde);
    border-radius: 8px;
    background: var(--color-superficie);
    font-weight: 650;
    text-decoration: none;
    transition:
    background-color 160ms ease,
    transform 160ms ease;
}

.primary-link:hover,
.video-link:hover {
    background: var(--color-superficie-hover);
    transform: translateY(-2px);
}

.video-list h2 {
    margin: 0 0 1.5rem;
    font-size: clamp(1.55rem, 3vw, 2.1rem);
    line-height: 1.2;
}

.video-entry {
    display: grid;
    grid-template-columns: minmax(260px, 420px) 1fr;
    gap: clamp(1.4rem, 4vw, 2.5rem);
    align-items: start;
    padding: 1.4rem 0;
    border-top: 1px solid var(--color-borde);
}

.video-entry:last-child {
    border-bottom: 1px solid var(--color-borde);
}

.video-player {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-radius: var(--radio);
    background: #000;
    box-shadow: var(--sombra);
}

.video-player iframe {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
}

.video-content h3 {
    margin: 0 0 0.8rem;
    font-family: "Cinzel", Georgia, serif;
    font-size: clamp(1.2rem, 2.4vw, 1.65rem);
    line-height: 1.3;
}

.video-content p {
    max-width: 62ch;
    margin: 0 0 1.2rem;
}

@media (max-width: 760px) {
    .video-entry {
        grid-template-columns: 1fr;
    }
}

/* Publicaciones */

.conditions-link {
    margin: 0 0 1.8rem;
    font-size: 0.9rem;
}

.conditions-link a {
    text-underline-offset: 0.2em;
}

.conditions-link a:hover {
    text-decoration-thickness: 2px;
}

.publication-list h2,
.usage-conditions h2 {
    margin: 0 0 1.5rem;
    font-size: clamp(1.55rem, 3vw, 2.1rem);
    line-height: 1.2;
}

.publication-entry {
    padding: 1.6rem 0;
    border-bottom: 1px solid var(--color-borde);
}

.publication-content {
    max-width: 850px;
}

.publication-author {
    margin: 0 0 0.4rem;
    font-size: 0.95rem;
    font-weight: 650;
    opacity: 0.8;
}

.publication-content h3 {
    margin: 0;
    font-family: "Cinzel", Georgia, serif;
    font-size: clamp(1.3rem, 2.6vw, 1.8rem);
    line-height: 1.25;
}

.publication-subtitle {
    margin: 0.4rem 0 1.4rem;
    font-family:
    "Iowan Old Style",
    "Palatino Linotype",
    Palatino,
    Georgia,
    serif;
    font-size: 1.08rem;
    font-style: italic;
}

.publication-meta {
    display: grid;
    grid-template-columns: max-content max-content;
    gap: 0.8rem 2.5rem;
    justify-content: start;
    margin: 0 0 1.4rem;
}

.publication-meta div {
    margin: 0;
}

.publication-meta dt {
    font-size: 0.84rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    opacity: 0.68;
}

.publication-meta dd {
    margin: 0.15rem 0 0;
}

.publication-summary {
    max-width: 72ch;
    margin: 0 0 1.4rem;
}

.publication-download {
    display: inline-block;
    padding: 0.65rem 1rem;
    border: 1px solid var(--color-borde);
    border-radius: 8px;
    background: var(--color-superficie);
    font-weight: 650;
    text-decoration: none;
    transition:
    background-color 160ms ease,
    transform 160ms ease;
}

.publication-download:hover {
    background: var(--color-superficie-hover);
    transform: translateY(-2px);
}

.usage-conditions {
    max-width: 850px;
    margin-top: clamp(4rem, 9vw, 7rem);
    padding-top: 1.8rem;
    scroll-margin-top: 2rem;
}

.usage-conditions p {
    max-width: 72ch;
    margin: 0 0 1rem;
}

.usage-conditions a {
    overflow-wrap: anywhere;
    text-underline-offset: 0.2em;
}

@media (max-width: 650px) {
    .publication-meta {
        grid-template-columns: 1fr;
    }
}

.publications-intro {
    margin-bottom: 1.25rem;
}

/* Aviso legal y textos jurídicos */

.legal-page {
    max-width: 850px;
}

.legal-page > h1 {
    margin-bottom: 2.5rem;
}

.legal-section {
    margin-top: 2.7rem;
}

.legal-section:first-of-type {
    margin-top: 0;
}

.legal-section h2 {
    margin: 0 0 1rem;
    font-size: clamp(1.25rem, 2.3vw, 1.65rem);
    line-height: 1.25;
}

.legal-section p {
    max-width: 72ch;
    margin: 0 0 1rem;
}

.legal-section a {
    overflow-wrap: anywhere;
    text-underline-offset: 0.2em;
}

.legal-data {
    display: grid;
    grid-template-columns: max-content minmax(0, 1fr);
    gap: 0.55rem 2rem;
    margin: 1.4rem 0 0;
    padding: 1.25rem 0;
    border-top: 1px solid var(--color-borde);
    border-bottom: 1px solid var(--color-borde);
}

.legal-data div {
    display: contents;
}

.legal-data dt {
    font-weight: 700;
}

.legal-data dd {
    margin: 0;
}

.legal-update {
    margin-top: 3.5rem;
    font-size: 0.9rem;
    opacity: 0.75;
}

@media (max-width: 600px) {
    .legal-data {
        grid-template-columns: 1fr;
        gap: 0.2rem;
    }

    .legal-data div {
        display: block;
        margin-bottom: 0.9rem;
    }

    .legal-data div:last-child {
        margin-bottom: 0;
    }
}