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

body {
    font-family: 'Inter', sans-serif;
    background: #f8fbfe;
    color: #11212e;
    line-height: 1.5;
}

/* main container */
.portfolio-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem 2rem 4rem;
}

/* company header with branding */
.company-header {
    background: linear-gradient(135deg, #0a2e44 0%, #0c3d5e 100%);
    border-radius: 2rem;
    padding: 2rem 2rem 1.8rem;
    margin-bottom: 2.5rem;
    box-shadow: 0 12px 30px rgba(0, 32, 64, 0.12);
    color: white;
}

.brand-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.2rem;
}

.company-name h2 {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.3px;
    background: linear-gradient(120deg, #ffffff, #cde5f5);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
}

.company-domain {
    font-size: 0.9rem;
    opacity: 0.85;
    font-family: monospace;
    letter-spacing: 0.5px;
}

.contact-info {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    background: rgba(255, 255, 255, 0.08);
    padding: 0.8rem 1.5rem;
    border-radius: 60px;
    backdrop-filter: blur(4px);
}

    .contact-info span {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 0.85rem;
        font-weight: 500;
    }

    .contact-info i {
        font-size: 1rem;
        color: #7ab3cc;
    }

.tagline-small {
    font-size: 0.9rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1rem;
    margin-top: 0.5rem;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* public header inside company context */
.public-header {
    text-align: center;
    margin-bottom: 2.8rem;
    padding: 1rem 0 0.5rem;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #eef4fa;
    padding: 0.3rem 1.2rem;
    border-radius: 60px;
    font-size: 0.8rem;
    font-weight: 600;
    color: #1f6392;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.8rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(130deg, #103d5c, #2a7faa, #103d5c);
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    margin-bottom: 0.75rem;
}

.tagline {
    font-size: 1.1rem;
    color: #2c6282;
    max-width: 680px;
    margin: 0 auto;
    font-weight: 400;
}

.public-note {
    margin-top: 1rem;
    font-size: 0.85rem;
    background: #eef3f8;
    display: inline-block;
    padding: 0.3rem 1.2rem;
    border-radius: 40px;
    color: #2c6b8f;
}

/* category section styling */
.category-block {
    margin-bottom: 3.2rem;
    transition: all 0.2s;
}

.category-head {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    justify-content: space-between;
    border-bottom: 2px solid #cde3ed;
    padding-bottom: 0.6rem;
    margin-bottom: 1.5rem;
}

.category-title {
    font-size: 1.7rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
    color: #164a6b;
}

    .category-title i {
        font-size: 1.6rem;
        color: #2d7faa;
    }

.future-chip {
    font-size: 0.7rem;
    font-weight: 500;
    background: #e9f0f5;
    padding: 0.2rem 0.9rem;
    border-radius: 30px;
    color: #2c6b8e;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

/* grid layout */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1.3rem;
}

/* project card */
.project-card {
    background: #ffffff;
    border-radius: 1.25rem;
    transition: all 0.25s ease;
    border: 1px solid #e2edf2;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
}

    .project-card a {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 1rem 1.2rem;
        text-decoration: none;
        font-weight: 500;
        color: #1a587d;
        font-size: 1rem;
        border-radius: 1.25rem;
        transition: all 0.2s;
    }

        .project-card a i {
            font-size: 1.1rem;
            opacity: 0.7;
            color: #5885a2;
            transition: transform 0.2s, opacity 0.2s;
        }

    .project-card:hover {
        transform: translateY(-4px);
        background: #ffffff;
        border-color: #bdd9e8;
        box-shadow: 0 18px 28px -12px rgba(20, 70, 100, 0.12);
    }

        .project-card:hover a i {
            transform: translateX(5px);
            opacity: 1;
            color: #226f9e;
        }

/* placeholder for future links */
.future-link-placeholder {
    background: #f9fdfe;
    border: 1px dashed #b7d3e3;
    border-radius: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    color: #6f95b0;
    font-size: 0.85rem;
    gap: 10px;
    font-weight: 500;
    cursor: default;
}

    .future-link-placeholder i {
        font-size: 1rem;
        color: #7da1bc;
    }

/* company footer */
.company-footer {
    margin-top: 4rem;
    background: #0a2e44;
    border-radius: 1.5rem;
    padding: 1.8rem 2rem;
    color: #d9eaf3;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: center;
}

.footer-brand {
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: -0.2px;
}

.footer-contact {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    font-size: 0.85rem;
}

    .footer-contact a {
        color: #c5e2f0;
        text-decoration: none;
        transition: color 0.2s;
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

        .footer-contact a:hover {
            color: white;
            text-decoration: underline;
        }

.copyright {
    font-size: 0.75rem;
    opacity: 0.7;
    width: 100%;
    text-align: center;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

/* responsive */
@media (max-width: 700px) {
    .portfolio-container {
        padding: 1.2rem;
    }

    h1 {
        font-size: 2rem;
    }

    .category-title {
        font-size: 1.4rem;
    }

    .project-grid {
        grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
        gap: 0.9rem;
    }

    .company-header {
        padding: 1.2rem;
    }

    .contact-info {
        padding: 0.5rem 1rem;
        gap: 0.8rem;
    }

    .company-footer {
        flex-direction: column;
        text-align: center;
    }
}