:root {
    --navy: #263b8f;
    --deep: #172033;
    --green: #009b5b;
    --teal: #00a7a7;
    --ink: #333543;
    --muted: #6b7280;
    --line: #d9e2ec;
    --bg: #f6f8fb;
    --card: #fff;
    --max: 1180px
}

* {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth
}

body {
    margin: 0;
    font-family: Inter, Arial, sans-serif;
    color: var(--ink);
    background: #fff;
    line-height: 1.62
}

.topbar {
    background: var(--navy);
    color: #e8ecff;
    font-size: .86rem
}

.topbar .wrap {
    max-width: var(--max);
    margin: auto;
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    padding: .45rem 1.2rem
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255, 255, 255, .96);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line)
}

.nav-wrap {
    max-width: var(--max);
    margin: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .72rem 1.2rem
}

.brand {
    display: flex;
    gap: .85rem;
    align-items: center;
    text-decoration: none;
    color: var(--deep)
}

.ifs-logo {
    width: 54px;
    height: 54px;
    object-fit: contain
}

.brand strong {
    display: block;
    font-size: 1.14rem;
    line-height: 1.1
}

.brand span {
    display: block;
    font-size: .78rem;
    color: var(--muted)
}

nav {
    display: flex;
    gap: .25rem;
    align-items: center
}

nav a {
    color: var(--ink);
    text-decoration: none;
    padding: .55rem .72rem;
    border-radius: 999px;
    font-size: .92rem
}

nav a:hover, nav a.active {
    background: #eef2ff;
    color: var(--navy)
}

.menu-toggle {
    display: none;
    background: none;
    border: 0;
    font-size: 1.4rem
}

.hero {
    background: linear-gradient(110deg, rgba(38, 59, 143, .96), rgba(0, 155, 91, .78)), radial-gradient(circle at 70% 10%, rgba(0, 167, 167, .5), transparent 35%);
    color: white
}

.hero .wrap {
    max-width: var(--max);
    margin: auto;
    padding: 5.2rem 1.2rem 4.2rem;
    display: grid;
    grid-template-columns:1.18fr .82fr;
    gap: 3rem;
    align-items: center
}

.eyebrow {
    letter-spacing: .13em;
    text-transform: uppercase;
    font-size: .78rem;
    font-weight: 700;
    color: #d7fff1
}

.hero h1 {
    font-size: clamp(2.4rem, 5vw, 4.8rem);
    line-height: 1.02;
    margin: .5rem 0 1rem
}

.hero p {
    font-size: 1.14rem;
    color: #f1f5ff;
    max-width: 780px
}

.cpc-definition {
    border-left: 4px solid #fff;
    padding-left: 1rem
}

.hero-card {
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .28);
    border-radius: 24px;
    padding: 1.4rem
}

.clean-list {
    margin: 0;
    padding-left: 1.2rem
}

.clean-list li {
    margin: .45rem 0
}

.clean-list li::marker {
    color: #fff
}

.btns {
    display: flex;
    gap: .75rem;
    flex-wrap: wrap;
    margin-top: 1.5rem
}

.btn {
    display: inline-block;
    text-decoration: none;
    border-radius: 999px;
    padding: .82rem 1.1rem;
    font-weight: 700
}

.btn.primary {
    background: #fff;
    color: var(--navy)
}

.btn.secondary {
    border: 1px solid rgba(255, 255, 255, .55);
    color: white
}

.btn.dark {
    background: var(--navy);
    color: white
}

.section {
    padding: 4.3rem 1.2rem
}

.section.alt {
    background: var(--bg)
}

.wrap {
    max-width: var(--max);
    margin: auto
}

.section h2 {
    font-size: 2.05rem;
    line-height: 1.14;
    margin: .1rem 0 1rem;
    color: var(--deep)
}

.lead {
    font-size: 1.12rem;
    color: #435266;
    max-width: 900px
}

.grid {
    display: grid;
    gap: 1.2rem
}

.cards-4 {
    grid-template-columns:repeat(4, 1fr)
}

.cards-3 {
    grid-template-columns:repeat(3, 1fr)
}

.cards-2 {
    grid-template-columns:repeat(2, 1fr)
}

.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 1.3rem;
    box-shadow: 0 12px 26px rgba(20, 30, 80, .06)
}

.card h3 {
    margin: .2rem 0 .65rem;
    color: var(--deep);
    line-height: 1.2
}

.card a {
    color: var(--navy);
    font-weight: 700
}

.tag {
    display: inline-block;
    background: #eefdf6;
    color: #006f44;
    border-radius: 999px;
    padding: .25rem .65rem;
    font-size: .78rem;
    font-weight: 700;
    margin: .15rem .2rem .15rem 0
}

.sdg {
    display: inline-block;
    border: 1px solid #d5e3ed;
    border-radius: 10px;
    padding: .28rem .48rem;
    font-size: .78rem;
    margin: .2rem .2rem 0 0;
    color: #44566c
}

.two-col {
    display: grid;
    grid-template-columns:.96fr 1.04fr;
    gap: 2rem;
    align-items: start
}

.quote {
    border-left: 5px solid var(--green);
    padding-left: 1rem;
    color: #344054
}

.person {
    display: grid;
    grid-template-columns:88px 1fr;
    gap: 1rem;
    align-items: start
}

.avatar {
    width: 88px;
    height: 88px;
    border-radius: 18px;
    background: linear-gradient(135deg, #e8ecff, #d9fff0);
    display: grid;
    place-items: center;
    color: var(--navy);
    font-weight: 800;
    font-size: 1.2rem;
    overflow: hidden
}

.avatar img.profile-photo {
    width: 88px;
    height: 88px;
    max-width: 88px;
    max-height: 88px;
    object-fit: cover;
    display: block;
    border-radius: 18px
}

.pub-controls {
    display: flex;
    gap: .6rem;
    flex-wrap: wrap;
    margin: 1rem 0
}

.pub-controls input, .pub-controls select {
    padding: .75rem;
    border: 1px solid var(--line);
    border-radius: 10px;
    min-width: 220px
}

.publication {
    padding: 1rem 0;
    border-bottom: 1px solid var(--line)
}

.publication small {
    color: var(--muted)
}

.footer {
    background: var(--deep);
    color: #d7e2ef;
    padding: 3rem 1.2rem
}

.footer-grid {
    max-width: var(--max);
    margin: auto;
    display: grid;
    grid-template-columns:1.4fr 1fr 1fr;
    gap: 2rem
}

.page-hero {
    background: linear-gradient(120deg, #eef6ff, #fff);
    border-bottom: 1px solid var(--line)
}

.page-hero .wrap {
    padding: 3rem 1.2rem
}

.page-hero h1 {
    color: var(--deep);
    font-size: 2.7rem;
    margin: .2rem 0
}

.breadcrumb {
    font-size: .88rem;
    color: var(--muted)
}

.research-block {
    margin: 1.5rem 0;
    padding: 1.5rem;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: white
}

.placeholder {
    border: 2px dashed #b9c9d8;
    border-radius: 18px;
    padding: 2rem;
    text-align: center;
    color: #667085;
    background: #f8fafc;
    margin-top: 1rem
}

.timeline {
    border-left: 3px solid var(--green);
    padding-left: 1.2rem
}

.timeline-item {
    margin: 0 0 1.5rem
}

.notice {
    background: #fff8e6;
    border: 1px solid #f0d99e;
    border-radius: 16px;
    padding: 1rem;
    color: #684b09
}

.philosophy-image-card {
    background: white;
    border: 1px solid var(--line);
    border-radius: 18px;
    padding: .75rem;
    box-shadow: 0 12px 26px rgba(20, 30, 80, .08)
}

.philosophy-image-card img {
    width: 100%;
    display: block;
    border-radius: 12px
}

.philosophy-image-card.wide {
    margin-top: 1.5rem
}

.philosophy-slides {
    margin-top: 1.5rem
}

.contact-logo {
    width: 110px;
    height: auto;
    display: block;
    margin: 0 0 1rem
}

@media (max-width: 980px) {
    .hero .wrap, .two-col, .footer-grid {
        grid-template-columns:1fr
    }

    .cards-4, .cards-3, .cards-2 {
        grid-template-columns:1fr 1fr
    }

    nav {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        background: white;
        border-bottom: 1px solid var(--line);
        padding: 1rem;
        flex-direction: column
    }

    .site-header.open nav {
        display: flex
    }

    .menu-toggle {
        display: block
    }
}

@media (max-width: 650px) {
    .cards-4, .cards-3, .cards-2 {
        grid-template-columns:1fr
    }

    .topbar .wrap {
        display: block
    }

    .hero .wrap {
        padding-top: 3.5rem
    }

    .person {
        grid-template-columns:1fr
    }

    .avatar {
        width: 72px;
        height: 72px
    }

    .ifs-logo {
        width: 46px;
        height: 46px
    }

    .avatar {
        overflow: hidden;
    }

    .person .avatar {
        width: 88px;
        height: 88px;
        overflow: hidden;
        border-radius: 18px;
    }

    .person .avatar img.profile-photo {
        width: 88px !important;
        height: 88px !important;
        max-width: 88px !important;
        max-height: 88px !important;
        object-fit: cover;
        display: block;
    }
}