/* tanso.group — Scandinavian Consultancy Professional Grid */

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --ivory: #FAFAF8;
    --charcoal: #3A3A3A;
    --gray: #8C8C8C;
    --forest: #2D6A4F;
    --sage: #40916C;
    --mid-gray: #5A5A5A;
    --warm-white: #F2F0EC;
    --black: #1A1A1A;
}

body {
    background: var(--ivory);
    color: var(--black);
    font-family: 'Lora', serif;
    overflow-x: hidden;
}

/* Layout: sidebar + main */
.layout {
    display: flex;
    min-height: 100vh;
}

/* Sticky Sidebar */
.sidebar {
    width: 220px;
    min-width: 220px;
    position: sticky;
    top: 0;
    height: 100vh;
    padding: 48px 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border-right: 1px solid var(--warm-white);
    background: var(--ivory);
    z-index: 10;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.nav-link {
    font-family: 'Karla', sans-serif;
    font-weight: 600;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--gray);
    text-decoration: none;
    transition: color 0.3s ease;
    position: relative;
    padding-left: 16px;
}

.nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: transparent;
    transition: background 0.3s ease;
}

.nav-link.active {
    color: var(--forest);
}

.nav-link.active::before {
    background: var(--forest);
}

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

.sidebar-graph {
    opacity: 0.6;
}

/* Main content */
.main-content {
    flex: 1;
    max-width: 900px;
    padding: 0 10%;
}

/* Hero */
.hero {
    height: 100vh;
    display: flex;
    align-items: flex-start;
    padding-top: 35vh;
}

.hero-inner {
    padding-left: 0;
}

.org-name {
    font-family: 'Karla', sans-serif;
    font-weight: 700;
    font-size: 48px;
    color: var(--black);
    letter-spacing: -0.01em;
    margin-bottom: 24px;
}

.mission {
    font-family: 'Lora', serif;
    font-weight: 400;
    font-size: 20px;
    color: var(--charcoal);
    margin-bottom: 16px;
}

.hero-rule {
    width: 0;
    height: 2px;
    background: var(--forest);
    transition: width 0.8s ease;
}

.hero-rule.visible {
    width: 120px;
}

/* Section headings */
.section-heading {
    font-family: 'Karla', sans-serif;
    font-weight: 700;
    font-size: 36px;
    color: var(--black);
    margin-bottom: 48px;
    padding-top: 80px;
}

/* Research Grid */
.research-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-bottom: 80px;
}

.research-card {
    padding: 32px;
    border: 1px solid var(--warm-white);
    background: white;
    transition: border-color 0.3s ease, transform 0.3s ease;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease, border-color 0.3s ease;
}

.research-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.research-card:hover {
    border-color: var(--forest);
}

.card-number {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 12px;
    color: var(--gray);
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 16px;
}

.research-card h3 {
    font-family: 'Karla', sans-serif;
    font-weight: 700;
    font-size: 20px;
    color: var(--black);
    margin-bottom: 12px;
}

.research-card p {
    font-family: 'Lora', serif;
    font-weight: 400;
    font-size: 15px;
    line-height: 1.8;
    color: var(--mid-gray);
}

/* Members */
.members-list {
    margin-bottom: 80px;
}

.member-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid var(--warm-white);
    opacity: 0;
    transform: translateX(-10px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.member-row.visible {
    opacity: 1;
    transform: translateX(0);
}

.member-name {
    font-family: 'Karla', sans-serif;
    font-weight: 600;
    font-size: 16px;
    color: var(--black);
}

.member-role {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 12px;
    color: var(--gray);
    letter-spacing: 0.05em;
}

/* Publications */
.pub-list {
    margin-bottom: 80px;
}

.pub-item {
    padding: 24px 0;
    border-bottom: 1px solid var(--warm-white);
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.pub-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.pub-date {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 12px;
    color: var(--forest);
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 8px;
}

.pub-title {
    font-family: 'Karla', sans-serif;
    font-weight: 600;
    font-size: 18px;
    color: var(--black);
    margin-bottom: 8px;
    line-height: 1.4;
}

.pub-meta {
    font-family: 'Lora', serif;
    font-style: italic;
    font-size: 14px;
    color: var(--gray);
}

/* Contact */
.contact {
    padding-bottom: 80px;
}

.contact-text {
    font-family: 'Lora', serif;
    font-size: 16px;
    line-height: 1.8;
    color: var(--mid-gray);
    margin-bottom: 16px;
}

.contact-email {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 14px;
    color: var(--forest);
}

/* Footer */
.footer {
    padding: 48px 0;
    border-top: 1px solid var(--warm-white);
}

.footer p {
    font-family: 'Karla', sans-serif;
    font-size: 12px;
    color: var(--gray);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        display: none;
    }

    .main-content {
        padding: 0 6%;
    }

    .research-grid {
        grid-template-columns: 1fr;
    }
}