:root {
    --bg: #000000;
    --fg: #ffffff;
    --subtitle: #cccccc;
    --desc: #e0e0e0;
    --btn-bg: #1a1a1a;
    --btn-border: #333333;
    --btn-hover: #333333;
    --header-h: 3.8rem; /* single unified header bar */
}


body {
    font-family: 'SUIT', sans-serif;
    background-color: var(--bg);
    color: var(--fg);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    text-align: center;
    transition: background-color 0.3s, color 0.3s;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-h);
    overflow-x: hidden;
}

body {
    overflow-x: hidden;
}

/* ── Fixed top bar (logo | nav | lang) ─────────────────────── */
#top-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-h);
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    padding: 0;
    z-index: 100;
    background-color: var(--bg);
    border-bottom: 1px solid var(--btn-border);
}

/* ── Brand logo ─────────────────────────────────────────────── */
#brand-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 0 1.2rem;
    line-height: 1.2;
    flex-shrink: 0;
    white-space: nowrap;
    text-decoration: none;
    cursor: pointer;
    color: var(--fg);
}

.brand-line1 {
    font-size: 0.55rem;
    font-weight: 500;
    color: var(--subtitle);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.brand-line2 {
    font-size: 0.9rem;
    font-weight: bold;
    letter-spacing: 0.06em;
}

#lang-buttons {
    display: flex;
    gap: 0.3rem;
    padding: 0 1rem 0 0;
    flex-shrink: 0;
}

.lang-btn {
    background-color: var(--btn-bg);
    color: var(--fg);
    border: none;
    border-radius: 20px;
    padding: 0 0.5rem;
    height: 1.6rem;
    font-size: 0.68rem;
    font-weight: bold;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: background-color 0.2s, color 0.2s;
}

.lang-btn:hover {
    opacity: 0.8;
}

.lang-btn.active {
    background-color: var(--fg);
    color: var(--bg);
}

/* ── Section navigation (inside top-bar) ───────────────────── */
#section-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    height: var(--header-h);
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-x;
    scrollbar-width: none;
}

#section-nav::-webkit-scrollbar {
    display: none;
}

.section-nav-link {
    color: var(--subtitle);
    text-decoration: none;
    font-size: 0.7rem;
    font-weight: bold;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    white-space: nowrap;
    padding: 0 0.85rem;
    height: var(--header-h);
    display: inline-flex;
    align-items: center;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
    flex-shrink: 0;
}

.section-nav-link:hover {
    color: var(--fg);
}

.section-nav-link.active {
    color: var(--fg);
    border-bottom-color: var(--fg);
}

/* ── Main container ─────────────────────────────────────────── */
.container {
    max-width: 600px;
    width: 90%;
    padding: calc(var(--header-h) + 1.5rem) 0 3rem;
}

/* Anchor offset for sections */
section[id] {
    scroll-margin-top: var(--header-h);
}

#philosophy-text {
    scroll-margin-top: var(--header-h);
}

/* ── Logo ─────────────────────────────────────────────────── */
.logo {
    width: 140px;
    height: 140px;
    object-fit: contain;
    border-radius: 50%;
    margin-bottom: 1.2rem;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.subtitle {
    font-size: 1.2rem;
    color: var(--subtitle);
    margin-bottom: 2rem;
}

.description p {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    color: var(--desc);
}

/* ── Link buttons ───────────────────────────────────────────── */
.links {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.btn {
    background-color: var(--btn-bg);
    color: var(--fg);
    padding: 1rem;
    border-radius: 8px;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: bold;
    transition: background-color 0.3s;
    border: 1px solid var(--btn-border);
}

.btn:hover {
    background-color: var(--btn-hover);
}

.links-small {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
    justify-content: center;
}

.btn-small {
    background-color: var(--btn-bg);
    color: var(--fg);
    padding: 0.5rem 0.8rem;
    border-radius: 6px;
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: bold;
    transition: background-color 0.3s;
    border: 1px solid var(--btn-border);
}

.btn-small:hover {
    background-color: var(--btn-hover);
}

/* ── Form base ──────────────────────────────────────────────── */
form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

input[type="email"] {
    padding: 0.75rem;
    border: 1px solid var(--btn-border);
    border-radius: 4px;
    font-size: 1rem;
    background-color: var(--btn-bg);
    color: var(--fg);
}

button[type="submit"] {
    background-color: #007BFF;
    color: white;
    padding: 0.75rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

button[type="submit"]:hover {
    background-color: #0056b3;
}

.hidden {
    display: none;
}

#confirmation-message {
    margin-top: 1rem;
    color: #4CAF50;
    font-weight: bold;
}

/* ── News section ───────────────────────────────────────────── */
.news-section {
    margin-top: 3rem;
    padding-top: 0;
    border-top: none;
    text-align: left;
}

.news-section-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.news-loading {
    color: var(--subtitle);
    font-size: 0.95rem;
}

.news-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.feed-source-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.feed-source-name {
    font-size: 1.1rem;
    font-weight: bold;
    margin: 0;
}

.feed-source-link {
    font-size: 0.85rem;
    color: var(--subtitle);
    text-decoration: none;
}

.feed-source-link:hover {
    color: var(--fg);
}

.feed-items {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.feed-item {
    padding: 0.75rem 1rem;
    border: 1px solid var(--btn-border);
    border-radius: 8px;
    background-color: var(--btn-bg);
    transition: background-color 0.2s;
}

.feed-item:hover {
    background-color: var(--btn-hover);
}

.feed-item-title {
    display: block;
    color: var(--fg);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: bold;
    line-height: 1.4;
    margin-bottom: 0.25rem;
}

.feed-item-desc {
    margin: 0;
    font-size: 0.85rem;
    color: var(--subtitle);
    line-height: 1.5;
}

/* ── Philosophy: stats row ──────────────────────────────────── */
.philo-stats-row {
    display: flex;
    gap: 0;
    width: fit-content;
    align-self: center;
    margin-bottom: 0;
    border-top: 1px solid var(--btn-border);
    border-bottom: 1px solid var(--btn-border);
    padding: 1.2rem 0;
}

.philo-stat {
    flex: 0 0 auto;
    min-width: 12rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    padding: 0 1.2rem;
    border-right: 1px solid var(--btn-border);
}

.philo-stat:first-child {
    padding-left: 0;
}

.philo-stat:last-child {
    border-right: none;
    padding-right: 0;
}

.stat-num {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.02em;
    color: var(--fg);
}

.stat-label {
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--subtitle);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    line-height: 1.4;
}

/* ── Hero welcome text ──────────────────────────────────────── */
.hero-welcome {
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--subtitle);
    margin-bottom: 1.5rem;
    text-align: left;
    width: 100%;
}

/* Large statement: first paragraph of hero-welcome */
.philo-statement {
    display: block;
    font-size: 2.3rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--fg);
    letter-spacing: -0.025em;
    margin-bottom: 2rem;
}

/* Footnote: small print at bottom of hero-welcome */
.philo-footnote {
    display: block;
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.4);
    line-height: 1.75;
    margin-top: 1.5rem;
}

/* Closing line: last paragraph of hero-welcome */
.philo-closing {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--fg);
    line-height: 1.65;
    padding-left: 1.1rem;
    border-left: 2px solid var(--fg);
    margin-top: 0.5rem;
}

/* Mobile: collapse rest of hero text */
#hero-welcome-rest {
    display: none;
}

#hero-welcome-rest.expanded {
    display: inline;
}

.hero-welcome-toggle {
    display: block;
    margin-top: 0.9rem;
    background: none;
    border: 1px solid var(--btn-border);
    border-radius: 6px;
    color: var(--subtitle);
    font-size: 0.82rem;
    font-weight: bold;
    padding: 0.4rem 0.8rem;
    cursor: pointer;
    transition: color 0.2s, border-color 0.2s;
}

.hero-welcome-toggle:hover {
    color: var(--fg);
    border-color: var(--fg);
}

/* ── Articles section ───────────────────────────────────────── */
.articles-section {
    margin-top: 3rem;
    padding-top: 0;
    border-top: none;
    text-align: left;
}

.articles-title {
    font-size: 1.5rem;
    margin-bottom: 0.4rem;
}

.articles-desc {
    font-size: 1rem;
    color: var(--subtitle);
    margin-bottom: 1.2rem;
}

.articles-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.articles-list a {
    display: block;
    color: var(--fg);
    text-decoration: none;
    font-size: 1rem;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--btn-border);
    background-color: var(--btn-bg);
    transition: background-color 0.2s;
}

.articles-list a:hover {
    background-color: var(--btn-hover);
}

.articles-loading {
    list-style: none;
    font-size: 0.95rem;
    color: var(--subtitle);
    padding: 0.5rem 0;
}

.articles-more {
    margin-top: 0.8rem;
    text-align: left;
}

.articles-more-btn {
    display: inline-block;
    color: var(--subtitle);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: bold;
    padding: 0.5rem 0.9rem;
    border-radius: 6px;
    border: 1px solid var(--btn-border);
    background-color: var(--btn-bg);
    transition: background-color 0.2s, color 0.2s;
}

.articles-more-btn:hover {
    background-color: var(--btn-hover);
    color: var(--fg);
}

/* ── Instagram section ──────────────────────────────────────── */
.instagram-section {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--btn-border);
    text-align: left;
}

.instagram-section-title {
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 0.3rem;
}

.instagram-section-desc {
    font-size: 1rem;
    color: var(--subtitle);
    margin-bottom: 1.2rem;
}

.ig-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
    min-height: 80px;
}

.ig-thumb {
    display: block;
    aspect-ratio: 1;
    overflow: hidden;
    border-radius: 6px;
    background-color: var(--btn-bg);
    border: 1px solid var(--btn-border);
}

.ig-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: opacity 0.2s, transform 0.25s;
}

.ig-thumb:hover img {
    opacity: 0.82;
    transform: scale(1.04);
}

.ig-empty {
    color: var(--subtitle);
    font-size: 0.9rem;
    text-align: center;
    padding: 2rem 1rem;
    border: 1px dashed var(--btn-border);
    border-radius: 8px;
    grid-column: 1 / -1;
}

/* ── Philosophy section ─────────────────────────────────────── */
.pc-page-philosophy {
    display: flex;
    flex-direction: column;
    width: 100%;
}

.philo-top {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    text-align: center;
    padding: calc(var(--header-h) + 7vh) 8% 0;
    box-sizing: border-box;
}

.philo-top header {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 2.5vh;
}

.philo-top .logo {
    width: 120px;
    height: 120px;
    margin-bottom: 1.2rem;
}

.philo-top h1 {
    font-size: 2.5rem;
    line-height: 1.15;
    margin: 0.2rem 0 0;
}

.philo-top .subtitle {
    font-size: 0.95rem;
    margin: 0.4rem 0 0.1rem;
}

.philo-bottom {
    padding: 0 8% 9vh;
    max-width: 780px;
    width: 100%;
    margin: 0 auto;
    box-sizing: border-box;
}

/* ── Contact section (LET'S WORK TOGETHER) ──────────────────── */
.pc-page-contact {
    display: flex;
    flex-direction: column;
    padding: 8vh 7% 5vh;
    border-top: 1px solid var(--btn-border);
    box-sizing: border-box;
    min-height: 100vh;
}

.contact-hero-row {
    padding-bottom: 5vh;
}

.contact-heading {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.0;
    letter-spacing: -0.02em;
    margin: 0;
    text-transform: uppercase;
    color: var(--fg);
    text-align: left;
}

/* Form area */
.contact-form-area {
    flex: 1;
    max-width: 640px;
}

/* Contact links bar */
.contact-links-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    align-items: center;
    justify-content: center;
    padding: 4vh 0 2vh;
    border-top: 1px solid var(--btn-border);
    margin-top: 5vh;
}

/* Footer bar */
.contact-footer-bar {
    margin-top: 0;
    border-top: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 3vh;
    margin-top: 5vh;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.68rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.25);
    text-transform: uppercase;
}

#contact-form {
    display: flex;
    flex-direction: column;
    gap: 0;
}

#contact-form input,
#contact-form textarea {
    padding: 1.3rem 0;
    border: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 0;
    font-size: 1.15rem;
    background: transparent;
    color: var(--fg);
    transition: border-color 0.2s;
    font-family: inherit;
    width: 100%;
    box-sizing: border-box;
}

#contact-form input::placeholder,
#contact-form textarea::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

#contact-form input:focus,
#contact-form textarea:focus {
    outline: none;
    border-bottom-color: rgba(255, 255, 255, 0.65);
}

#contact-form textarea {
    resize: none;
    min-height: 120px;
}

#contact-submit {
    background-color: transparent;
    color: var(--fg);
    padding: 1.4rem 0 0.4rem;
    border: none;
    border-radius: 0;
    font-size: 1.15rem;
    font-weight: 700;
    cursor: pointer;
    transition: opacity 0.2s;
    font-family: inherit;
    text-align: left;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    width: 100%;
}

#contact-submit::after {
    content: ' →';
}

#contact-submit:hover {
    opacity: 0.6;
}

#contact-submit:disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

#contact-confirmation {
    margin-top: 1rem;
    color: #4CAF50;
    font-weight: bold;
    text-align: center;
}

/* ── Empty sections (Works, Corporate Education) ────────────── */
.pc-page-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    border-top: 1px solid var(--btn-border);
}

.empty-section-inner {
    text-align: center;
    padding: 4rem 2rem;
}

.section-number {
    font-size: 0.7rem;
    font-weight: bold;
    letter-spacing: 0.2em;
    color: var(--subtitle);
    margin: 0 0 1rem;
}

.empty-section-title {
    font-size: 3.5rem;
    font-weight: bold;
    line-height: 1.1;
    margin: 0 0 1.5rem;
}

.empty-section-desc {
    font-size: 1rem;
    color: var(--subtitle);
    margin: 0;
}

/* ── Corporate Education section ────────────────────────────── */
.pc-page-edu {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding: calc(var(--header-h) + 5vh) 0 0;
    border-top: 1px solid var(--btn-border);
}

.edu-inner {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.edu-header {
    flex-shrink: 0;
    padding: 0 8% 4vh;
    text-align: left;
}

.edu-entry:first-child {
    border-top: none;
}

.edu-title {
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.05;
    margin: 0.3rem 0 0;
}

/* ── Entry list ── */
.edu-list {
    display: flex;
    flex-direction: column;
}

.edu-entry {
    display: flex;
    flex-direction: column;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    transition: background 0.25s;
}

.edu-entry:last-child {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.edu-entry:hover {
    background: rgba(255, 255, 255, 0.025);
}

/* ── Left: image panel (card-style, equal size) ── */
.edu-entry-left {
    width: 100%;
    overflow: hidden;
}

.edu-entry-img-wrap {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    position: relative;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 10px;
}

.edu-entry-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
    transition: transform 0.5s ease;
}

.edu-entry:hover .edu-entry-img {
    transform: scale(1.03);
}

/* ── Right: text panel ── */
.edu-entry-right {
    display: flex;
    flex-direction: column;
    padding: 1.8rem 8%;
    gap: 1rem;
    flex: 1;
}

.edu-entry-content {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    flex: 1;
}

.edu-entry-category {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    opacity: 0.45;
    margin: 0;
    border: 1px solid rgba(255,255,255,0.2);
    display: inline-block;
    padding: 0.2em 0.7em;
    width: fit-content;
}

.edu-entry-org {
    font-size: 0.82rem;
    color: #E8723A;
    font-weight: 600;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.edu-entry-program {
    opacity: 0.85;
    font-style: italic;
}

.edu-entry-title {
    font-size: 1.85rem;
    font-weight: 700;
    line-height: 1.35;
    letter-spacing: -0.02em;
    margin: 2rem 0 0;
    word-break: keep-all;
}

.edu-entry-foot {
    margin-top: auto;
    padding-top: 1.2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.edu-entry-date {
    font-size: 0.72rem;
    opacity: 0.35;
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.05em;
}

.edu-entry-date-icon {
    opacity: 0.4;
    font-style: normal;
}

/* ── Newsletter section ─────────────────────────────────────── */
.pc-section-newsletter {
    padding: 4rem 0;
    border-top: 1px solid var(--btn-border);
}

.newsletter-section-header {
    text-align: left;
    margin-bottom: 3rem;
}

.newsletter-section-title {
    font-size: 3rem;
    font-weight: bold;
    margin: 0;
}

.newsletter-block {
    margin-bottom: 4rem;
}

.newsletter-block .instagram-section-title {
    margin-bottom: 1rem;
}

.newsletter-two-col {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.newsletter-col .articles-section,
.newsletter-col .news-section {
    margin-top: 0;
}


/* ── Works section ──────────────────────────────────────────── */
.pc-page-works {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding: calc(var(--header-h) + 5vh) 0 0;
    border-top: 1px solid var(--btn-border);
}

.works-inner {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.works-header {
    flex-shrink: 0;
    padding: 0 8% 4vh;
    text-align: left;
}

.works-entry:first-child {
    border-top: none;
}

.works-title {
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.05;
    margin: 0;
}

.works-list {
    display: flex;
    flex-direction: column;
}

.works-entry {
    display: flex;
    flex-direction: column;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    transition: background 0.3s;
}

.works-entry:last-child {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.works-entry:hover {
    background: rgba(255, 255, 255, 0.03);
}

/* ── Text panel ── */
.works-entry-text {
    display: flex;
    flex-direction: column;
    padding: 1.8rem 8%;
    gap: 1rem;
    flex: 1;
}

.works-entry-content {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    flex: 1;
}

.works-entry-type {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    opacity: 0.45;
    margin: 0;
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: inline-block;
    padding: 0.2em 0.7em;
    width: fit-content;
}

.works-entry-title {
    font-size: 1.85rem;
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -0.02em;
    margin: 2rem 0 0;
    word-break: keep-all;
}

/* ── Hover-reveal block ── */
.works-entry-reveal {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: max-height 0.45s ease, opacity 0.3s ease;
}

.works-entry:hover .works-entry-reveal {
    max-height: 300px;
    opacity: 1;
}

.works-entry-project {
    font-size: 0.95rem;
    color: #E8723A;
    font-weight: 600;
    margin: 0.7rem 0 0;
    line-height: 1.55;
}

.works-entry-desc-text {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.45);
    line-height: 1.75;
    margin: 0.2rem 0 0;
}

.works-entry-foot {
    margin-top: auto;
    padding-top: 1.2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.works-entry-date {
    font-size: 0.72rem;
    opacity: 0.35;
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.05em;
}

.works-date-icon {
    opacity: 0.4;
}

/* ── Link wrapper ── */
.works-entry-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

/* ── Visual panel: hidden until hover ── */
.works-entry-visual {
    overflow: hidden;
    max-height: 0;
    opacity: 0;
    padding: 0 8%;
    box-sizing: border-box;
    transition: max-height 0.45s ease, opacity 0.3s ease 0.1s, padding 0.35s ease;
}

.works-entry:hover .works-entry-visual {
    max-height: 500px;
    opacity: 1;
    padding: 0 8% 2rem;
}

.works-entry-img-wrap {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.07);
}

.works-entry-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
    transition: transform 0.5s ease;
}

.works-entry:hover .works-entry-img {
    transform: scale(1.03);
}

/* Touch devices: always show content */
@media (hover: none) {
    .works-entry-reveal {
        max-height: 400px;
        opacity: 1;
    }
    .works-entry-visual {
        max-height: 500px;
        opacity: 1;
        padding: 0 8% 2rem;
    }
}

/* ── Mobile overrides ────────────────────────────────────────── */
@media (max-width: 899px) {
    /* Nav: left-align so horizontal scroll works correctly */
    #section-nav {
        justify-content: flex-start;
    }

    #lang-buttons {
        gap: 0.2rem;
        padding-right: 0.6rem;
    }
    .lang-btn {
        padding: 0 0.4rem;
        height: 1.6rem;
        font-size: 0.65rem;
        border-radius: 20px;
    }
    .section-nav-link {
        padding: 0 0.6rem;
        font-size: 0.62rem;
    }
    #brand-logo {
        padding: 0 0.8rem;
    }

    /* Container: full width on mobile */
    .container {
        max-width: 100%;
        width: 100%;
        box-sizing: border-box;
    }

    /* Philosophy: stats row responsive */
    .philo-top {
        padding-left: 6%;
        padding-right: 6%;
    }
    .philo-stats-row {
        width: 100%;
        box-sizing: border-box;
    }
    .philo-stat {
        min-width: 0;
        flex: 1;
        padding: 0 0.6rem;
    }
    .philo-stat:first-child {
        padding-left: 0;
    }
    .philo-stat:last-child {
        padding-right: 0;
    }
    .stat-num {
        font-size: 1.3rem;
    }
    .stat-label {
        font-size: 0.58rem;
    }
    .philo-top h1 {
        font-size: 2rem;
    }
    .philo-bottom {
        padding-left: 6%;
        padding-right: 6%;
        box-sizing: border-box;
    }

    /* Works section */
    .works-header {
        padding-left: 6%;
        padding-right: 6%;
    }
    .works-entry-text {
        padding-left: 6%;
        padding-right: 6%;
    }
    .works-entry-title {
        font-size: 1.5rem;
    }

    /* Newsletter section */
    .pc-section-newsletter {
        padding-left: 6%;
        padding-right: 6%;
        box-sizing: border-box;
    }
    .newsletter-section-header {
        padding: 0;
    }
    .newsletter-section-title {
        font-size: 2.2rem;
    }

    /* Education section */
    .edu-header {
        padding-left: 6%;
        padding-right: 6%;
    }
    .edu-entry-right {
        padding-left: 6%;
        padding-right: 6%;
    }
    .edu-entry-title {
        font-size: 1.5rem;
        margin-top: 1rem;
    }

    /* Contact section */
    .pc-page-contact {
        padding-left: 6%;
        padding-right: 6%;
        box-sizing: border-box;
    }
    .contact-heading {
        font-size: clamp(2.2rem, 10vw, 4rem);
    }
    .contact-links-bar {
        justify-content: flex-start;
    }
    .contact-footer-bar {
        flex-direction: column;
        gap: 0.4rem;
        align-items: flex-start;
    }
}

/* ── Desktop PC layout (≥ 900px) ─────────────────────────────── */
@media (min-width: 900px) {

    body {
        align-items: flex-start;
    }

    .container {
        max-width: 100%;
        width: 100%;
        padding: var(--header-h) 0 0;
    }

    /* Each pc-page = one full-screen section */
    .pc-page {
        display: flex;
        flex-direction: row;
        min-height: 100vh;
        padding: 0 7%;
    }

    /* Columns */
    .pc-col {
        flex: 1;
        padding: 6vh 3%;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }

    /* Reset section top-borders and margins when inside a column */
    .pc-col .articles-section,
    .pc-col .news-section,
    .pc-col .instagram-section {
        margin-top: 0;
        padding-top: 0;
        border-top: none;
    }

    .pc-col .contact-section {
        margin-top: 0;
        padding-top: 0;
        border-top: none;
    }

    /* ── Philosophy section (desktop) ── */
    .philo-top {
        padding-top: calc(var(--header-h) + 9vh);
        padding-left: 12%;
        padding-right: 12%;
    }

    .philo-top .logo {
        width: 160px;
        height: 160px;
    }

    .philo-top h1 {
        font-size: 3.8rem;
    }

    .philo-top .subtitle {
        font-size: 1.15rem;
    }

    .philo-bottom {
        padding: 0 0 10vh;
        max-width: 760px;
    }

    .philo-statement {
        font-size: 3rem;
    }

    .hero-welcome {
        font-size: 1.1rem;
        line-height: 2;
    }

    .stat-num {
        font-size: 2.4rem;
    }

    /* Desktop: always show full hero text, hide toggle button */
    #hero-welcome-rest {
        display: inline !important;
    }

    .hero-welcome-toggle {
        display: none !important;
    }

    /* ── Empty sections ── */
    .pc-page-empty {
        min-height: 100vh;
    }

    .empty-section-title {
        font-size: 6rem;
    }

    /* ── Works (desktop) ── */
    .pc-page-works {
        padding: calc(var(--header-h) + 7vh) 0 0;
    }

    .works-header {
        padding: 0 7% 5vh;
    }

    .works-entry {
        flex-direction: row;
        align-items: stretch;
    }

    .works-entry-text {
        flex: 1;
        min-width: 0;
        padding: 2.8rem 5% 2.8rem 7%;
        justify-content: space-between;
    }

    /* Desktop: visual slides in from right (width-based) */
    .works-entry-visual {
        flex-shrink: 0;
        width: 0;
        max-height: none;
        padding: 0;
        overflow: hidden;
        display: flex;
        align-items: center;
        transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                    opacity 0.4s ease 0.1s,
                    padding 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .works-entry:hover .works-entry-visual {
        width: 42%;
        max-height: none;
        padding: 2.5rem 7% 2.5rem 0;
    }

    .works-entry-img-wrap {
        aspect-ratio: 3 / 2;
        width: 100%;
        flex-shrink: 0;
    }

    .works-entry-title {
        font-size: 2.3rem;
    }

    /* ── Corporate Education (desktop) ── */
    .pc-page-edu {
        padding: calc(var(--header-h) + 7vh) 0 0;
    }

    .edu-header {
        padding: 0 7% 5vh;
    }

    /* horizontal layout: image left, text right */
    .edu-entry {
        flex-direction: row;
        min-height: 300px;
    }

    .edu-entry-left {
        width: 44%;
        flex-shrink: 0;
        padding: 2rem 0 2rem 7%;
    }

    .edu-entry-img-wrap {
        aspect-ratio: 3 / 2;
        height: auto;
    }

    .edu-entry-right {
        padding: 2.5rem 5%;
        justify-content: space-between;
    }

    .edu-entry-title {
        font-size: 2.3rem;
    }

    /* ── Newsletter section ── */
    .pc-section-newsletter {
        padding: 8vh 7%;
    }

    .newsletter-section-title {
        font-size: 4rem;
    }

    .newsletter-two-col {
        flex-direction: row;
        gap: 5%;
    }

    .newsletter-col {
        flex: 1;
        min-width: 0;
    }

    .newsletter-col .articles-section,
    .newsletter-col .news-section {
        margin-top: 0;
        padding-top: 0;
        border-top: none;
        width: 100%;
    }


    /* ── Contact: LET'S WORK TOGETHER (desktop) ── */
    .pc-page-contact {
        padding: 9vh 7% 5vh;
    }

    .contact-heading {
        font-size: 8rem;
    }

    .contact-hero-row {
        padding-bottom: 6vh;
    }

    .contact-form-area {
        max-width: 700px;
    }

    #contact-form input,
    #contact-form textarea {
        font-size: 1.25rem;
        padding: 1.5rem 0;
    }

    #contact-submit {
        font-size: 1.25rem;
        padding-top: 1.8rem;
    }

    .lang-btn {
        height: calc(var(--header-h) - 0.8rem);
        border-radius: 20px !important;
        padding: 0 0.7rem;
        font-size: 0.75rem;
    }

    #lang-buttons {
        gap: 0.3rem;
        padding-right: 1.5rem;
    }

    #brand-logo {
        padding: 0 1.5rem;
    }
}