/* ============ TOKENS ============ */
:root {
    --ink: #0a0d12;
    --panel: #12151d;
    --panel2: #171b25;
    --panel3: #1d222e;
    --line: rgba(255,255,255,.09);
    --line-strong: rgba(255,255,255,.16);
    --amber: #f5a623;
    --flame: #e4572e;
    --cyan: #4dd8f2;
    --text: #f5f3ee;
    --muted: #98a0ad;
    --muted-dim: #6b7280;
    --grad: linear-gradient(95deg,var(--amber),var(--flame));
    --grad-soft: linear-gradient(180deg, rgba(245,166,35,.14), rgba(228,87,46,.03));
    --radius: 14px;
    --radius-sm: 9px;
    --radius-lg: 22px;
    --shadow-glow: 0 0 0 1px rgba(245,166,35,.08), 0 30px 80px -30px rgba(228,87,46,.35);
    --font-display: 'Fraunces', serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.15;
    letter-spacing: -.01em;
}

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

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

ul {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
}

.container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 28px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 11.5px;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--amber);
    background: rgba(245,166,35,.08);
    border: 1px solid rgba(245,166,35,.25);
    padding: 6px 14px 6px 10px;
    border-radius: 100px;
    margin-bottom: 18px;
}

    .eyebrow i {
        font-size: 12px;
    }

.section-head {
  /*  max-width: 640px;*/
    margin-bottom: 28px;
}

    .section-head h2 {
        font-size: clamp(28px, 3.6vw, 42px);
        margin-bottom: 14px;
    }

    .section-head p {
        color: var(--muted);
        font-size: 16.5px;
       /* max-width: 860px;*/
    }

    .section-head.center {
        margin-left: auto;
        margin-right: auto;
        text-align: center;
    }

section {
    padding: 30px 0;
    position: relative;
}

.divider {
    height: 1px;
    width: 100%;
    background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
}

/* ============ SCROLLBAR / SELECTION ============ */
::selection {
    background: var(--flame);
    color: #fff;
}

/* ============ BUTTONS ============ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 14px 26px;
    border-radius: 100px;
    font-weight: 600;
    font-size: 14.5px;
    border: 1px solid transparent;
    transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
    white-space: nowrap;
}

.btn-primary {
    background: var(--grad);
    color: #100b06;
    box-shadow: 0 12px 30px -10px rgba(228,87,46,.55);
}

    .btn-primary:hover {
        transform: translateY(-2px);
        box-shadow: 0 16px 36px -8px rgba(228,87,46,.7);
    }

.btn-ghost {
    background: rgba(255,255,255,.03);
    border-color: var(--line-strong);
    color: var(--text);
}

    .btn-ghost:hover {
        background: rgba(255,255,255,.07);
        border-color: rgba(255,255,255,.3);
    }

.btn-sm {
    padding: 10px 18px;
    font-size: 13px;
}

/* ============ HERO ============ */
.hero {
    padding: 168px 0 100px;
    position: relative;
    overflow: hidden;
}

    .hero::before {
        content: "";
        position: absolute;
        top: -240px;
        right: -220px;
        width: 640px;
        height: 640px;
        background: radial-gradient(circle, rgba(228,87,46,.28), transparent 70%);
        filter: blur(10px);
        pointer-events: none;
    }

    .hero::after {
        content: "";
        position: absolute;
        bottom: -300px;
        left: -260px;
        width: 620px;
        height: 620px;
        background: radial-gradient(circle, rgba(77,216,242,.14), transparent 70%);
        pointer-events: none;
    }

.hero-grid {
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: 56px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: clamp(36px, 5vw, 58px);
    margin-bottom: 22px;
}

    .hero h1 .accent {
        background: var(--grad);
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
    }

.hero p.lead {
    font-size: 18px;
    color: var(--muted);
    max-width: 520px;
    margin-bottom: 34px;
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-stats {
    display: flex;
    gap: 34px;
    flex-wrap: wrap;
}

.hero-stat .num {
    font-family: var(--font-display);
    font-size: 26px;
    color: var(--text);
}

    .hero-stat .num span {
        color: var(--amber);
    }

.hero-stat .label {
    font-size: 12.5px;
    color: var(--muted-dim);
    text-transform: uppercase;
    letter-spacing: .06em;
}

/* --- Signature scan visual --- */
.scan-visual {
    position: relative;
    aspect-ratio: 1/1;
    max-width: 460px;
    margin: 0 auto;
    border-radius: 999px;
    border: 1px solid var(--line-strong);
    background: radial-gradient(circle at 50% 40%, rgba(245,166,35,.08), transparent 65%), var(--panel);
    display: flex;
    align-items: center;
    justify-content: center;
}

    .scan-visual .ring {
        position: absolute;
        inset: 24px;
        border-radius: 999px;
        border: 1px dashed rgba(255,255,255,.14);
    }

    .scan-visual .ring2 {
        inset: 60px;
        border-color: rgba(255,255,255,.09);
    }

    .scan-visual .core {
        position: relative;
        width: 62%;
        height: 62%;
        border-radius: 999px;
        background: var(--panel2);
        border: 1px solid var(--line-strong);
        display: flex;
        align-items: center;
        justify-content: center;
        overflow: hidden;
        box-shadow: inset 0 0 40px rgba(0,0,0,.5);
    }

        .scan-visual .core i {
            font-size: 76px;
            background: var(--grad);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            filter: drop-shadow(0 6px 18px rgba(228,87,46,.35));
        }

.scan-sweep {
    position: absolute;
    inset: 0;
    border-radius: 999px;
    overflow: hidden;
    animation: unset;
    background: transparent;
    height: 100%;
}

    .scan-sweep::before {
        content: "";
        position: absolute;
        inset: -2px;
        border-radius: 999px;
        background: conic-gradient(from 0deg, transparent 0deg, transparent 300deg, rgba(245,166,35,.55) 336deg, var(--cyan) 356deg, transparent 360deg);
        animation: spin 3.4s linear infinite;
    }

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.scan-badge {
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--panel3);
    border: 1px solid var(--line-strong);
    border-radius: 100px;
    padding: 9px 18px;
    font-family: var(--font-mono);
    font-size: 11.5px;
    letter-spacing: .06em;
    color: var(--amber);
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    box-shadow: 0 10px 30px rgba(0,0,0,.4);
}

    .scan-badge .dot {
        width: 7px;
        height: 7px;
        border-radius: 999px;
        background: var(--amber);
        box-shadow: 0 0 0 3px rgba(77,216,242,.2);
        animation: pulse 1.6s ease-in-out infinite;
    }

@keyframes pulse {
    0%,100% {
        opacity: 1
    }

    50% {
        opacity: .35
    }
}

@media (prefers-reduced-motion: reduce) {
    .scan-sweep::before, .scan-badge .dot {
        animation: none;
    }
}

/* ============ TRUST STRIP ============ */
.trust-strip {
    padding: 26px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--panel);
}

.trust-inner {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    justify-content: space-between;
    align-items: center;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--muted);
    font-size: 13.5px;
    font-weight: 500;
}

    .trust-item i {
        color: var(--amber);
        font-size: 15px;
    }

/* ============ ABOUT ============ */
.about-grid {
    display: grid;
    grid-template-columns: .9fr 1.1fr;
    gap: 60px;
    align-items: start;
}

.about-card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 32px;
}

.sinus-map {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.sinus-chip {
    border: 1px solid var(--line);
    background: var(--panel2);
    border-radius: var(--radius-sm);
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

    .sinus-chip i {
        color: var(--amber);
        font-size: 17px;
    }

    .sinus-chip b {
        font-size: 13.5px;
    }

    .sinus-chip span {
        font-size: 12px;
        color: var(--muted-dim);
    }

.about-copy p {
    color: var(--muted);
    margin-bottom: 18px;
    font-size: 16px;
}

    .about-copy p strong {
        color: var(--text);
    }

.pill-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 22px;
}

.pill {
    font-family: var(--font-mono);
    font-size: 12px;
    padding: 8px 14px;
    border-radius: 100px;
    border: 1px solid var(--line-strong);
    color: var(--muted);
    background: rgba(255,255,255,.02);
}

/* ============ WHY IT MATTERS ============ */
.matters {
    background: var(--panel);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.matters-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.matter-card {
    background: var(--panel2);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 26px;
}

    .matter-card .ic {
        width: 44px;
        height: 44px;
        border-radius: 12px;
        background: var(--grad-soft);
        border: 1px solid rgba(245,166,35,.25);
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 16px;
    }

        .matter-card .ic i {
            color: var(--amber);
            font-size: 18px;
        }

    .matter-card h3 {
        font-size: 17px;
        margin-bottom: 8px;
    }

    .matter-card p {
        color: var(--muted);
        font-size: 14.5px;
    }

/* ============ CLINICAL APPLICATIONS ============ */
.applications {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.app-card {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 30px;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 30px;
    transition: border-color .25s;
}

    .app-card:hover {
        border-color: rgba(245,166,35,.35);
    }

.app-head {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

    .app-head .ic-lg {
        width: 52px;
        height: 52px;
        border-radius: 14px;
        background: var(--grad);
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: 0 10px 24px -8px rgba(228,87,46,.5);
    }

        .app-head .ic-lg i {
            color: #100b06;
            font-size: 22px;
        }

    .app-head h3 {
        font-size: 19px;
    }

    .app-head .tag {
        font-family: var(--font-mono);
        font-size: 11px;
        color: var(--amber);
        letter-spacing: .06em;
        text-transform: uppercase;
    }

.app-points {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px 24px;
}

.app-point {
    display: flex;
    gap: 10px;
}

    .app-point i {
        color: var(--amber);
        font-size: 13px;
        margin-top: 4px;
        flex-shrink: 0;
    }

    .app-point div b {
        display: block;
        font-size: 14.5px;
        margin-bottom: 3px;
    }

    .app-point div span {
        font-size: 13.2px;
        color: var(--muted);
    }

/* ============ BENEFITS ============ */
.benefits {
    background: var(--panel);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.benefit-cell {
    background: var(--panel2);
    padding: 26px 22px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

    .benefit-cell i {
        color: var(--amber);
        font-size: 20px;
    }

    .benefit-cell b {
        font-size: 14.5px;
    }

    .benefit-cell span {
        font-size: 12.8px;
        color: var(--muted-dim);
    }

/* ============ PROCEDURE TIMELINE ============ */
.timeline {
    position: relative;
    margin-top: 20px;
}

    .timeline::before {
        content: "";
        position: absolute;
        top: 30px;
        bottom: 30px;
        left: 27px;
        width: 1px;
        background: linear-gradient(180deg, var(--amber), var(--flame), transparent);
    }

.tl-step {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 26px;
    padding: 22px 0;
    position: relative;
}

.tl-num {
    width: 56px;
    height: 56px;
    border-radius: 999px;
    background: var(--panel2);
    border: 1px solid var(--line-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 15px;
    color: var(--amber);
    z-index: 1;
}

.tl-body h4 {
    font-size: 16.5px;
    margin-bottom: 6px;
}

.tl-body p {
    color: var(--muted);
    font-size: 14.5px;
    max-width: 560px;
}

/* ============ SAFETY ============ */
.safety {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 52px;
}

.safety-badge {
    width: 96px;
    height: 96px;
    border-radius: 24px;
    background: var(--grad);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
    box-shadow: 0 16px 36px -10px rgba(228,87,46,.5);
}

    .safety-badge i {
        font-size: 40px;
        color: #100b06;
    }

.safety h2 {
    font-size: 30px;
    margin-bottom: 14px;
}

.safety p {
    color: var(--muted);
    margin-bottom: 20px;
}

.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: 14.5px;
    }

    .safety-list i {
        color: var(--amber);
        margin-top: 3px;
    }

.safety-visual {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--panel2);
    padding: 28px;
}

.dose-bar {
    margin-bottom: 22px;
}

    .dose-bar .lbl {
        display: flex;
        justify-content: space-between;
        font-size: 12.5px;
        color: var(--muted);
        margin-bottom: 8px;
        font-family: var(--font-mono);
    }

.dose-track {
    height: 10px;
    border-radius: 100px;
    background: var(--panel3);
    overflow: hidden;
}

.dose-fill {
    height: 100%;
    border-radius: 100px;
    background: var(--grad);
}

/* ============ WHY CHOOSE US ============ */
.choose-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.choose-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.choose-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 18px 20px;
}

    .choose-item i {
        color: var(--amber);
        font-size: 16px;
        margin-top: 3px;
    }

    .choose-item b {
        display: block;
        font-size: 14.5px;
        margin-bottom: 3px;
    }

    .choose-item span {
        font-size: 13px;
        color: var(--muted-dim);
    }

.doctor-card {
    background: linear-gradient(160deg, var(--panel2), var(--panel));
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-lg);
    padding: 40px;
    text-align: center;
}

.doctor-avatar {
    width: 88px;
    height: 88px;
    border-radius: 999px;
    background: var(--grad);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

    .doctor-avatar i {
        font-size: 36px;
        color: #100b06;
    }

.doctor-card h3 {
    font-size: 20px;
    margin-bottom: 6px;
}

.doctor-card .role {
    color: var(--amber);
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: .05em;
    margin-bottom: 18px;
}

.doctor-card p {
    color: var(--muted);
    font-size: 14px;
}

/* ============ FAQ ============ */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
}

.faq-q {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 26px;
    font-weight: 600;
    font-size: 15.5px;
    background: none;
    border: none;
    color: var(--text);
    width: 100%;
    text-align: left;
}

    .faq-q i {
        color: var(--amber);
        transition: transform .3s;
        flex-shrink: 0;
        margin-left: 20px;
    }

.faq-item.open .faq-q i {
    transform: rotate(45deg);
}

.faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .35s ease;
}

.faq-a-inner {
    padding: 0 26px 22px;
    color: var(--muted);
    font-size: 14.5px;
    max-width: 640px;
}

/* ============ CTA ============ */
.cta-band {
    background: var(--grad);
    border-radius: var(--radius-lg);
    padding: 26px 52px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
    position: relative;
    overflow: hidden;
}

    .cta-band::before {
        content: "";
        position: absolute;
        inset: 0;
        background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100"><circle cx="2" cy="2" r="1.4" fill="%23100b06" opacity="0.25"/></svg>');
        opacity: .25;
    }

    .cta-band h2 {
        color: #100b06;
        font-size: clamp(24px,3vw,34px);
        position: relative;
        z-index: 1;
    }

    .cta-band p {
        color: rgba(16,11,6,.75);
        margin-top: 8px;
        font-size: 15px;
        position: relative;
        z-index: 1;
        max-width: 720px;
    }

    .cta-band .btn-primary {
        background: #100b06;
        color: var(--text);
        box-shadow: none;
        position: relative;
        z-index: 1;
    }

        .cta-band .btn-primary:hover {
            background: #1c1410;
        }



/* ============ REVEAL ============ */
.reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity .6s ease, transform .6s ease;
}

    .reveal.in {
        opacity: 1;
        transform: translateY(0);
    }

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

    .scan-visual {
        max-width: 320px;
        margin-top: 20px;
    }

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

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

    .app-card {
        grid-template-columns: 1fr;
    }

    .app-points {
        grid-template-columns: 1fr;
    }

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

    .safety {
        grid-template-columns: 1fr;
        padding: 36px;
    }

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

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

@media (max-width: 860px) {
    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-links.mobile-open {
        display: flex;
        position: fixed;
        top: 68px;
        left: 16px;
        right: 16px;
        background: var(--panel2);
        border: 1px solid var(--line-strong);
        border-radius: var(--radius);
        flex-direction: column;
        padding: 12px;
        gap: 4px;
        box-shadow: 0 20px 50px rgba(0,0,0,.5);
    }

        .nav-links.mobile-open a {
            width: 100%;
            padding: 13px 14px;
        }
}

@media (max-width: 640px) {
    section {
        padding: 68px 0;
    }

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

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

    .cta-band {
        flex-direction: column;
        text-align: center;
        padding: 40px 28px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .hero {
        padding: 140px 0 70px;
    }

    .trust-inner {
        justify-content: flex-start;
    }
}