@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Inter:wght@400;500;600;700&display=swap');

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

:root {
    --ink: #1a1a1a;
    --paper: #ffffff;
    --canvas: #f4f4f4;
    --brand-red: #fd071b;
    --brand-red-deep: #b30412;
    --brand-yellow: #ffcc00;
    --line: rgba(0, 0, 0, 0.08);
    --font-display: 'Oswald', 'Segoe UI', sans-serif;
    --font-body: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: #333;
    background-color: var(--paper);
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    text-transform: uppercase;
}

/* ============ NAVIGATION ============ */
.navbar {
    background: var(--ink);
    padding: 0;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.14);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 3px solid var(--brand-red);
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 2rem;
}

.logo {
    display: flex;
    align-items: center;
}

.logo .brand {
    font-weight: 700;
    font-size: 1.4rem;
    color: #ffffff;
    letter-spacing: 1px;
}

.logo .brand span {
    color: var(--brand-red);
}

.logo-img {
    max-height: 50px;
    width: auto;
    margin-right: 1rem;
    vertical-align: middle;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
}

.nav-menu li {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.03em;
    transition: opacity 0.25s ease;
}

.login-btn {
    background-color: transparent;
    padding: 8px 20px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: white;
    transition: all 0.25s ease;
}

.login-btn:hover {
    background-color: var(--brand-red);
    border-color: var(--brand-red);
}

/* ============ HERO — blueprint texture over photo ============ */
.hero {
    background:
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(135deg, rgba(26, 26, 26, 0.82) 0%, rgba(253, 7, 27, 0.55) 100%),
        url('https://tse3.mm.bing.net/th/id/OIP.NiuBQ1mCuQ4y_wUD_LqVEwHaDQ?pid=Api&h=220&P=0');
    background-size: 40px 40px, 40px 40px, cover, cover;
    background-position: center, center, center, center;
    background-attachment: scroll, scroll, fixed, fixed;
    background-repeat: repeat, repeat, no-repeat, no-repeat;
    color: white;
    padding: 9rem 2rem 7rem;
    text-align: left;
    min-height: 520px;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 680px;
    margin: 0 auto;
    width: 100%;
    max-width: 1200px;
}

.hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--brand-yellow);
    margin-bottom: 18px;
}

.hero-eyebrow::before {
    content: '';
    width: 26px;
    height: 2px;
    background: var(--brand-yellow);
}

.hero h2 {
    font-size: clamp(2.1rem, 4.4vw, 3.3rem);
    margin-bottom: 1.1rem;
    font-weight: 700;
    max-width: 18ch;
    line-height: 1.08;
}

.hero p {
    font-family: var(--font-body);
    text-transform: none;
    font-size: 1.1rem;
    margin-bottom: 2.2rem;
    opacity: 0.92;
    max-width: 50ch;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.cta-button {
    display: inline-block;
    background-color: var(--brand-yellow);
    color: var(--ink);
    padding: 1rem 2.4rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 800;
    font-size: 0.95rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.cta-button:hover {
    background-color: #e6b800;
    transform: translateY(-3px);
    box-shadow: 0 14px 28px rgba(255, 204, 0, 0.3);
}

.cta-ghost {
    display: inline-flex;
    align-items: center;
    background: transparent;
    color: white;
    padding: 1rem 2.2rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.03em;
    border: 1px solid rgba(255, 255, 255, 0.4);
    transition: all 0.25s ease;
}

.cta-ghost:hover {
    border-color: white;
    background: rgba(255, 255, 255, 0.08);
}

/* ============ FEATURES ============ */
.features {
    padding: 5.5rem 2rem;
    background-color: white;
}

.section-eyebrow {
    display: block;
    text-align: center;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--brand-red);
    margin-bottom: 12px;
}

.features h2 {
    text-align: center;
    font-size: clamp(1.9rem, 3.4vw, 2.4rem);
    margin-bottom: 3rem;
    color: var(--ink);
}

.features-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.4rem;
}

.feature-card {
    background-color: var(--paper);
    padding: 2rem 1.8rem;
    border-radius: 4px;
    text-align: left;
    border: 1px solid var(--line);
    border-top: 3px solid var(--brand-red);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: var(--ink);
    font-size: 1.1rem;
    margin-bottom: 0.7rem;
    text-transform: none;
    font-weight: 600;
    font-family: var(--font-display);
}

.feature-card p {
    color: #666;
    line-height: 1.7;
    font-size: 0.92rem;
}

/* ============ ABOUT / SYSTEM SNAPSHOT ============ */
.about {
    padding: 5.5rem 2rem;
    background-color: var(--ink);
    color: white;
    position: relative;
}

.about-content {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about .section-eyebrow {
    text-align: left;
    color: var(--brand-yellow);
}

.about h2 {
    font-size: clamp(1.7rem, 3vw, 2.2rem);
    margin-bottom: 1.2rem;
    color: white;
}

.about p {
    font-family: var(--font-body);
    text-transform: none;
    font-size: 1.02rem;
    margin-bottom: 1.6rem;
    color: #cfcfcf;
    line-height: 1.85;
}

.about-link {
    color: var(--brand-yellow);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.03em;
}

.about-link:hover {
    text-decoration: underline;
}

.about-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 6px;
    padding: 26px;
}

.about-list li {
    font-family: var(--font-display);
    font-size: 1rem;
    color: white;
    font-weight: 500;
    padding-left: 16px;
    position: relative;
}

.about-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 7px;
    height: 7px;
    background: var(--brand-red);
}

.about-list li span {
    display: block;
    font-family: var(--font-body);
    text-transform: none;
    font-size: 0.72rem;
    color: #9a9a9a;
    font-weight: 400;
    margin-top: 3px;
}

/* ============ FOOTER ============ */
.footer {
    background: linear-gradient(135deg, #080808 0%, #191919 100%);
    color: white;
    padding: 2.6rem 2rem 1.8rem;
    text-align: center;
    border-top: 4px solid var(--brand-red);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-content p {
    margin-bottom: 1rem;
    font-family: var(--font-body);
    font-size: 0.85rem;
    color: #b8b8b8;
}

.footer-links {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 1.4rem;
}

.footer-links a {
    color: white;
    text-decoration: none;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--brand-yellow);
}

/* ============ Responsive Design ============ */
@media (max-width: 900px) {
    .about-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .navbar-container {
        flex-direction: column;
        gap: 1rem;
        padding: 16px 1.5rem;
    }

    .nav-menu {
        flex-direction: column;
        gap: 1rem;
        width: 100%;
        text-align: center;
    }

    .hero {
        text-align: center;
        padding: 6rem 1.5rem 4rem;
    }

    .hero-content {
        margin: 0 auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero h2 {
        font-size: 2rem;
        max-width: none;
    }

    .hero p {
        font-size: 1rem;
        margin-left: auto;
        margin-right: auto;
    }

    .features h2,
    .about h2 {
        font-size: 2rem;
    }

    .features-container {
        grid-template-columns: 1fr;
    }

    .about-list {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .navbar-container {
        padding: 14px 1rem;
    }

    .logo .brand {
        font-size: 1.1rem;
    }

    .nav-menu {
        gap: 0.5rem;
    }

    .hero {
        padding: 4.5rem 1rem 3rem;
        min-height: 300px;
    }

    .hero h2 {
        font-size: 1.5rem;
    }

    .hero p {
        font-size: 0.9rem;
    }

    .cta-button,
    .cta-ghost {
        padding: 0.8rem 1.5rem;
        font-size: 0.85rem;
        width: 100%;
        text-align: center;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .about-list {
        grid-template-columns: 1fr;
    }
}