:root {
    --ink: #0a0d12;
    --panel: #12151d;
    --panel2: #171b25;
    --line: rgba(255,255,255,.09);
    --amber: #f5a623;
    --flame: #e4572e;
    --cyan: #4dd8f2;
    --text: #f5f3ee;
    --muted: #98a0ad;
    --grad: linear-gradient(95deg,var(--amber),var(--flame));
    --radius: 14px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--ink);
    color: var(--text);
    font-family: 'Inter',sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Fraunces',serif;
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -.01em;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}



.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: .72rem;
    letter-spacing: .16em;
    text-transform: uppercase;
    color: var(--amber);
    font-weight: 700;
    margin-bottom: 14px;
}

    .eyebrow::before {
        content: '';
        width: 22px;
        height: 2px;
        background: var(--grad);
        border-radius: 2px;
    }

.grad-text {
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 26px;
    border-radius: 999px;
    font-weight: 700;
    font-size: .92rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}

.btn-primary {
    background: var(--grad);
    color: #150a02;
    box-shadow: 0 8px 24px -8px rgba(228,87,46,.6);
}

    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 12px 30px -8px rgba(228,87,46,.75);
    }

.btn-ghost {
    border-color: var(--line);
    color: var(--text);
    background: rgba(255,255,255,.02);
}

    .btn-ghost:hover {
        border-color: var(--amber);
        color: var(--amber);
    }

/* ===== Radiation-burst signature motif ===== */
.burst {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: radial-gradient(circle at 82% 18%, rgba(245,166,35,.16), transparent 42%), radial-gradient(circle at 15% 75%, rgba(228,87,46,.12), transparent 40%);
}

.petal-ring {
    position: absolute;
    width: 560px;
    height: 560px;
    border-radius: 50%;
    border: 1px dashed rgba(245,166,35,.25);
    animation: spin 60s linear infinite;
}

    .petal-ring.two {
        width: 760px;
        height: 760px;
        border-color: rgba(77,216,242,.15);
        animation-duration: 90s;
        animation-direction: reverse;
    }

@keyframes spin {
    from {
        transform: rotate(0)
    }

    to {
        transform: rotate(360deg)
    }
}

@media (prefers-reduced-motion: reduce) {
    .petal-ring {
        animation: none;
    }
}


/* ===== HERO ===== */
.hero {
    position: relative;
    padding: 110px 0 90px;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: clamp(2.1rem, 4.4vw, 3.4rem);
    margin-bottom: 20px;
}

.hero p.lead {
    color: var(--muted);
    font-size: 1.08rem;
    max-width: 52ch;
    margin-bottom: 32px;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 38px;
}

.hero-stats {
    display: flex;
    gap: 28px;
    flex-wrap: wrap;
}

    .hero-stats div {
        border-left: 2px solid var(--amber);
        padding-left: 12px;
    }

    .hero-stats strong {
        display: block;
        font-family: 'Fraunces',serif;
        font-size: 1.5rem;
    }

    .hero-stats span {
        color: var(--muted);
        font-size: .78rem;
    }

.hero-visual {
    position: relative;
    aspect-ratio: 1/1;
    border-radius: 28px;
    background: radial-gradient(circle at 50% 45%, rgba(245,166,35,.14), transparent 65%), var(--panel);
    border: 1px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: center;
}

.scan-core {
    position: relative;
    width: 230px;
    height: 230px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(245,166,35,.25), transparent 70%);
    display: flex;
    align-items: center;
    justify-content: center;
}

    .scan-core i {
        font-size: 4.2rem;
        background: var(--grad);
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
    }

.scan-orbit {
    position: absolute;
    border: 1px solid rgba(77,216,242,.35);
    border-radius: 50%;
    animation: spin 12s linear infinite;
}

    .scan-orbit::before {
        content: '';
        position: absolute;
        width: 10px;
        height: 10px;
        background: var(--amber);
        border-radius: 50%;
        top: -5px;
        left: calc(50% - 5px);
        box-shadow: 0 0 14px 3px rgba(77,216,242,.7);
    }

.o1 {
    width: 290px;
    height: 290px;
}

.o2 {
    width: 360px;
    height: 360px;
    animation-duration: 18s;
    animation-direction: reverse;
    border-color: rgba(228,87,46,.3);
}

    .o2::before {
        background: var(--flame);
        box-shadow: 0 0 14px 3px rgba(228,87,46,.6);
    }

/* ===== SECTION shared ===== */
section {
    padding: 30px 0;
    position: relative;
}

.section-head {
    max-width: 640px;
    margin-bottom: 22px;
}

    .section-head h2 {
        font-size: clamp(1.7rem,3vw,2.4rem);
    }

    .section-head p {
        color: var(--muted);
        margin-top: 14px;
    }

.divider {
    height: 1px;
    background: var(--line);
}

/* ===== IMPORTANCE ===== */
.importance {
    background: var(--panel);
}

.importance-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.importance-card {
    background: var(--panel2);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px;
    display: flex;
    gap: 18px;
    align-items: flex-start;
}

    .importance-card i {
        font-size: 1.4rem;
        color: var(--amber);
        margin-top: 3px;
    }

.importance-list {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

/* ===== APPLICATIONS ===== */
.app-grid {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 22px;
}

.app-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 30px 26px;
    transition: transform .25s ease, border-color .25s ease;
}

    .app-card:hover {
        transform: translateY(-6px);
        border-color: rgba(245,166,35,.4);
    }

.app-icon {
    width: 54px;
    height: 54px;
    border-radius: 14px;
    background: var(--grad);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    font-size: 1.35rem;
    color: #150a02;
}

.app-card h3 {
    font-size: 1.15rem;
    margin-bottom: 10px;
}

.app-card p.desc {
    color: var(--muted);
    font-size: .92rem;
    margin-bottom: 16px;
}

.app-card ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

    .app-card ul li {
        font-size: .87rem;
        color: var(--text);
        display: flex;
        gap: 9px;
        align-items: flex-start;
    }

        .app-card ul li i {
            color: var(--amber);
            font-size: .7rem;
            margin-top: 6px;
        }

/* ===== BENEFITS ===== */
.benefits {
    background: var(--panel);
}

.benefit-grid {
    display: grid;
    grid-template-columns: repeat(5,1fr);
    gap: 18px;
}

.benefit-item {
    text-align: center;
    padding: 26px 14px;
    border-radius: var(--radius);
    background: var(--panel2);
    border: 1px solid var(--line);
}

    .benefit-item i {
        font-size: 1.5rem;
        color: var(--amber);
        margin-bottom: 12px;
    }

    .benefit-item p {
        font-size: .85rem;
        color: var(--muted);
    }

/* ===== PROCEDURE STEPS ===== */
.steps {
    counter-reset: step;
}

.step-row {
    display: grid;
    grid-template-columns: 70px 1fr;
    gap: 22px;
    padding: 26px 0;
    border-top: 1px solid var(--line);
}

    .step-row:last-child {
        border-bottom: 1px solid var(--line);
    }

.step-num {
    counter-increment: step;
    font-family: 'Fraunces',serif;
    font-size: 1.6rem;
    color: var(--amber);
    display: flex;
    align-items: flex-start;
}

    .step-num::before {
        content: counter(step, decimal-leading-zero);
    }

.step-body h4 {
    font-size: 1.05rem;
    margin-bottom: 6px;
}

.step-body p {
    color: var(--muted);
    font-size: .92rem;
    max-width: 60ch;
}

.step-time {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 52px;
    color: var(--amber);
    font-size: .85rem;
    font-weight: 600;
}

/* ===== SAFETY ===== */
.safety {
    background: var(--panel);
}

.safety-panel {
    display: grid;
    grid-template-columns: .9fr 1.1fr;
    gap: 50px;
    align-items: center;
    background: var(--panel2);
    border: 1px solid var(--line);
    border-radius: 24px;
    padding: 48px;
}

.alara {
    display: flex;
    gap: 16px;
    align-items: center;
    margin-bottom: 22px;
}

.alara-badge {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--grad);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #150a02;
    flex-shrink: 0;
}

.safety-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

    .safety-list li {
        display: flex;
        gap: 12px;
        align-items: flex-start;
        color: var(--muted);
        font-size: .92rem;
    }

        .safety-list li i {
            color: var(--amber);
            margin-top: 4px;
        }

/* ===== WHY CHOOSE ===== */
.why-grid {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 20px;
}

.why-item {
    display: flex;
    gap: 16px;
    padding: 22px;
    border-radius: var(--radius);
    border: 1px solid var(--line);
}

    .why-item i {
        color: var(--flame);
        font-size: 1.2rem;
        margin-top: 2px;
    }

    .why-item h4 {
        font-size: .98rem;
        margin-bottom: 5px;
    }

    .why-item p {
        color: var(--muted);
        font-size: .85rem;
    }

.doctor-strip {
    margin-top: 44px;
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 26px 30px;
    border-radius: var(--radius);
    background: var(--panel2);
    border: 1px solid var(--line);
}

    .doctor-strip i {
        font-size: 2rem;
        color: var(--amber);
    }

    .doctor-strip strong {
        font-family: 'Fraunces',serif;
        font-size: 1.05rem;
    }

    .doctor-strip span {
        color: var(--muted);
        font-size: .85rem;
        display: block;
    }

/* ===== FAQ ===== */
.faq {
    background: var(--panel);
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
    
}

details {
    background: var(--panel2);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 20px 24px;
}

    details[open] {
        border-color: rgba(245,166,35,.4);
    }

summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    font-size: 1rem;
    font-family: 'Fraunces',serif;
}

    summary::-webkit-details-marker {
        display: none;
    }

    summary .icon {
        color: var(--amber);
        transition: transform .25s ease;
    }

details[open] summary .icon {
    transform: rotate(45deg);
}

details p {
    color: var(--muted);
    margin-top: 14px;
    font-size: .92rem;
}

/* ===== CTA ===== */
.cta-band {
    position: relative;
    overflow: hidden;
}

.cta-inner {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 70px 40px;
    border-radius: 28px;
    background: linear-gradient(135deg, rgba(245,166,35,.15), rgba(228,87,46,.1)), var(--panel2);
    border: 1px solid rgba(245,166,35,.3);
}

    .cta-inner h2 {
        font-size: clamp(1.8rem,3.4vw,2.6rem);
        margin-bottom: 16px;
    }

    .cta-inner p {
        color: var(--muted);
        max-width: 50ch;
        margin: 0 auto 30px;
    }

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
}



/* ===== RESPONSIVE ===== */
@media (max-width: 980px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }

    .hero-visual {
        max-width: 380px;
        margin: 0 auto;
    }

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

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

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

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

    .safety-panel {
        grid-template-columns: 1fr;
        padding: 32px;
    }

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

@media (max-width: 600px) {
    .app-grid {
        grid-template-columns: 1fr;
    }

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

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

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

    .step-row {
        grid-template-columns: 44px 1fr;
    }
}

/* focus visibility */
a:focus-visible, button:focus-visible, summary:focus-visible {
    outline: 2px solid var(--amber);
    outline-offset: 3px;
    border-radius: 6px;
}