:root {
    --primary: #0b1f4d;
    --primary-2: #172b75;
    --accent: #18b7ff;
    --accent-soft: #e8f7ff;
    --ink: #111827;
    --muted: #64748b;
    --line: #dbe5f0;
    --surface: #ffffff;
    --soft: #f5f8fc;
    --success: #0f9f6e;
}

* {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", sans-serif;
    color: var(--ink);
    background: var(--soft);
}

h1,
h2,
h3,
h4,
h5,
.navbar-brand {
    font-family: "Plus Jakarta Sans", sans-serif;
    letter-spacing: 0;
}

p {
    color: var(--muted);
    line-height: 1.75;
}

section {
    padding: 5.5rem 0;
    scroll-margin-top: 84px;
}

.section-kicker {
    color: var(--accent);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.section-title {
    color: var(--primary);
    font-weight: 800;
}

.section-desc {
    max-width: 680px;
    margin: 0 auto;
}

.navbar {
    padding: 0.85rem 0;
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid rgba(219, 229, 240, 0.9);
    backdrop-filter: blur(14px);
}

.navbar-brand {
    color: var(--primary);
    font-weight: 800;
}

.brand-mark {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 40px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 8px 20px rgba(11, 31, 77, 0.08);
}

.brand-mark svg {
    width: 30px;
    height: 30px;
    display: block;
}

.brand-name {
    color: var(--primary);
    font-size: 1.05rem;
    font-weight: 800;
    line-height: 1;
}

.brand-id {
    color: var(--accent);
}

.nav-link {
    color: #334155;
    font-weight: 600;
    margin: 0 0.18rem;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--primary);
}

.navbar-toggler {
    border: 1px solid var(--line);
    box-shadow: none;
}

.btn-primary-siphoaks {
    color: #fff;
    background: linear-gradient(135deg, var(--primary-2), #0b6ee8);
    border: 0;
    border-radius: 8px;
    font-weight: 700;
    padding: 0.82rem 1.15rem;
    box-shadow: 0 12px 26px rgba(23, 43, 117, 0.18);
}

.btn-primary-siphoaks:hover {
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 16px 30px rgba(23, 43, 117, 0.24);
}

.btn-outline-siphoaks {
    color: var(--primary);
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 8px;
    font-weight: 700;
    padding: 0.82rem 1.15rem;
}

.btn-outline-siphoaks:hover {
    color: var(--primary);
    border-color: var(--accent);
    background: var(--accent-soft);
}

.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 8.5rem;
    background: radial-gradient(
            circle at 85% 18%,
            rgba(24, 183, 255, 0.18),
            transparent 28%
        ),
        linear-gradient(135deg, #f8fbff 0%, #edf5ff 48%, #ffffff 100%);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary);
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 0.5rem 0.85rem;
    font-size: 0.9rem;
    font-weight: 700;
    box-shadow: 0 14px 35px rgba(15, 23, 42, 0.06);
}

.hero-title {
    color: var(--primary);
    font-size: clamp(2.35rem, 5vw, 4.9rem);
    font-weight: 800;
    line-height: 1.04;
}

.hero-copy {
    max-width: 640px;
    font-size: 1.08rem;
}

.typing-line {
    min-height: 34px;
    color: var(--primary-2);
    font-weight: 800;
    font-size: 1.08rem;
}

.blinking-cursor {
    color: var(--accent);
    animation: blink 0.8s infinite;
}

.hero-visual {
    position: relative;
    min-height: 520px;
    display: grid;
    place-items: center;
}

.hero-logo-stage {
    position: relative;
    width: min(100%, 500px);
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    isolation: isolate;
}

.hero-logo-stage::before {
    content: "";
    position: absolute;
    inset: 5%;
    border-radius: 50%;
    background: radial-gradient(
        circle at 50% 50%,
        rgba(24, 183, 255, 0.2),
        rgba(255, 255, 255, 0.88) 42%,
        rgba(255, 255, 255, 0) 70%
    );
    filter: blur(2px);
    z-index: -3;
}

.hero-logo-stage::after {
    content: "";
    position: absolute;
    inset: 9%;
    border-radius: 50%;
    background-image: radial-gradient(
        rgba(11, 31, 77, 0.16) 1px,
        transparent 1px
    );
    background-size: 18px 18px;
    mask-image: radial-gradient(circle, #000 0 46%, transparent 72%);
    opacity: 0.38;
    z-index: -2;
}

.hero-orbit {
    position: absolute;
    border: 1px solid rgba(24, 183, 255, 0.28);
    border-radius: 50%;
    z-index: -1;
}

.hero-orbit.one {
    inset: 10%;
}

.hero-orbit.two {
    inset: 0;
    border-color: rgba(11, 31, 77, 0.1);
}

.hero-orbit.three {
    width: 28%;
    height: 28%;
    top: 7%;
    right: 8%;
    background: rgba(255, 255, 255, 0.55);
    border-color: rgba(24, 183, 255, 0.22);
}

.hero-orbit.four {
    width: 18%;
    height: 18%;
    left: 8%;
    bottom: 13%;
    background: rgba(24, 183, 255, 0.08);
    border-color: rgba(11, 31, 77, 0.12);
}

.hero-logo-card {
    position: relative;
    width: 68%;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    background: rgba(255, 255, 255, 0.84);
    border: 1px solid rgba(219, 229, 240, 0.92);
    border-radius: 24px;
    box-shadow: 0 28px 70px rgba(11, 31, 77, 0.14),
        0 0 48px rgba(24, 183, 255, 0.16);
}

.hero-logo-card::before {
    content: "";
    position: absolute;
    inset: 8%;
    border-radius: 20px;
    border: 1px solid rgba(24, 183, 255, 0.18);
}

.hero-logo-card svg {
    width: 72%;
    height: 72%;
    display: block;
    filter: drop-shadow(0 16px 24px rgba(11, 31, 77, 0.12));
}

.security-chip {
    position: absolute;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    color: var(--primary);
    background: rgba(255, 255, 255, 0.86);
    border: 1px solid rgba(219, 229, 240, 0.92);
    border-radius: 999px;
    padding: 0.62rem 0.85rem;
    font-size: 0.78rem;
    font-weight: 800;
    box-shadow: 0 14px 34px rgba(11, 31, 77, 0.09);
}

.security-chip i {
    color: var(--accent);
}

.security-chip.one {
    top: 19%;
    left: 2%;
}

.security-chip.two {
    right: 0;
    bottom: 24%;
}

.security-chip.three {
    left: 22%;
    bottom: 4%;
}

.stat-card,
.feature-card,
.about-panel,
.work-card,
.faq-wrap {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: 0 18px 45px rgba(15, 23, 42, 0.06);
}

.stat-card {
    height: 100%;
    padding: 1.35rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card:hover,
.feature-card:hover,
.work-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 22px 55px rgba(15, 23, 42, 0.1);
}

.icon-box {
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    background: var(--accent-soft);
    border-radius: 8px;
    font-size: 1.35rem;
}

.stat-number {
    color: var(--primary);
    font-size: 2rem;
    font-weight: 800;
}

.about-panel {
    padding: clamp(1.5rem, 4vw, 3rem);
}

.about-list {
    display: grid;
    gap: 0.85rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.about-list li {
    display: flex;
    gap: 0.75rem;
    color: #334155;
    font-weight: 600;
}

.feature-card {
    height: 100%;
    padding: 1.5rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card h5,
.work-card h5 {
    color: var(--primary);
    font-weight: 800;
}

.work-card {
    height: 100%;
    padding: 1.5rem;
    position: relative;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.step-number {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    background: var(--primary);
    border-radius: 8px;
    font-weight: 800;
}

.faq-wrap {
    padding: 0.5rem;
}

.accordion-item {
    border: 0;
    border-bottom: 1px solid var(--line);
}

.accordion-item:last-child {
    border-bottom: 0;
}

.accordion-button {
    color: var(--primary);
    background: #fff;
    border-radius: 8px !important;
    font-weight: 800;
    padding: 1.15rem;
    box-shadow: none;
}

.accordion-button:not(.collapsed) {
    color: var(--primary);
    background: var(--accent-soft);
    box-shadow: none;
}

.accordion-body {
    padding: 0 1.15rem 1.15rem;
}

.footer {
    color: #dbeafe;
    background: linear-gradient(135deg, #081735, #122b68);
    padding: 3rem 0 1.5rem;
}

.footer p,
.footer a {
    color: #dbeafe;
}

.footer-brand {
    color: #fff;
    font-weight: 800;
}

@keyframes blink {
    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

@media (max-width: 991.98px) {
    .navbar-collapse {
        margin-top: 1rem;
        padding: 1rem;
        background: #fff;
        border: 1px solid var(--line);
        border-radius: 8px;
    }

    .nav-link {
        padding: 0.75rem 0.25rem;
    }

    .hero-section {
        min-height: auto;
        padding-top: 7.5rem;
    }

    .hero-copy {
        max-width: none;
    }

    .hero-visual {
        min-height: 440px;
    }

    .hero-logo-stage {
        width: min(100%, 430px);
    }
}

@media (max-width: 575.98px) {
    section {
        padding: 4rem 0;
    }

    .hero-section {
        padding-top: 7rem;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .hero-visual {
        min-height: 330px;
    }

    .hero-logo-stage {
        width: min(100%, 330px);
    }

    .security-chip {
        padding: 0.48rem 0.64rem;
        font-size: 0.68rem;
    }

    .security-chip.one {
        left: 0;
    }

    .security-chip.two {
        right: 0;
        bottom: 20%;
    }

    .security-chip.three {
        left: 16%;
    }
}