:root {
    --iv-bg: #05060b;
    --iv-bg-2: #0b0d14;
    --iv-bg-3: #11131d;
    --iv-surface: rgba(255, 255, 255, 0.06);
    --iv-surface-strong: rgba(255, 255, 255, 0.1);
    --iv-border: rgba(255, 255, 255, 0.14);
    --iv-border-strong: rgba(255, 255, 255, 0.24);
    --iv-text: #f6f7fb;
    --iv-muted: rgba(246, 247, 251, 0.72);
    --iv-soft: rgba(246, 247, 251, 0.52);
    --iv-ink: #171923;
    --iv-pink: #ff6fb1;
    --iv-rose: #ff9f8f;
    --iv-violet: #8b7dff;
    --iv-cyan: #67e8f9;
    --iv-gradient: linear-gradient(135deg, var(--iv-pink), var(--iv-violet) 52%, var(--iv-cyan));
    --iv-action-gradient: linear-gradient(135deg, #7dd3fc 0%, #60a5fa 52%, #22d3ee 100%);
    --iv-radius-sm: 8px;
    --iv-radius-md: 14px;
    --iv-radius-lg: 22px;
    --iv-shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
    --iv-container: 1180px;
    --iv-nav-h: 74px;
    --iv-font: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--iv-font);
    color: var(--iv-text);
    background:
        radial-gradient(circle at 16% 8%, rgba(255, 111, 177, 0.16), transparent 28rem),
        radial-gradient(circle at 86% 0%, rgba(103, 232, 249, 0.12), transparent 30rem),
        linear-gradient(180deg, var(--iv-bg), #080910 54%, #05060b);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

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

img,
svg {
    max-width: 100%;
}

button,
input,
select,
textarea {
    font: inherit;
}

:focus-visible {
    outline: 3px solid rgba(103, 232, 249, 0.8);
    outline-offset: 4px;
}

.iv-container {
    width: min(100% - 2rem, var(--iv-container));
    margin: 0 auto;
}

.iv-navbar {
    position: sticky;
    top: 0;
    z-index: 50;
    min-height: var(--iv-nav-h);
    border-bottom: 1px solid var(--iv-border);
    background: rgba(5, 6, 11, 0.82);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
}

.iv-navbar__content {
    min-height: var(--iv-nav-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem;
}

.iv-logo {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.iv-logo__mark {
    display: inline-grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    color: #080910;
    background: var(--iv-gradient);
    font-size: 0.78rem;
    box-shadow: 0 0 28px rgba(255, 111, 177, 0.35);
}

.iv-logo__text {
    font-size: 0.9rem;
}

.iv-nav-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.1rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.iv-nav-link {
    display: inline-flex;
    padding: 0.45rem 0;
    color: var(--iv-muted);
    font-size: 0.9rem;
    font-weight: 650;
}

.iv-nav-link:hover,
.iv-nav-link.is-active {
    color: var(--iv-text);
}

.iv-nav-link.is-active {
    background: var(--iv-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.iv-nav-actions {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
}

.iv-lang-switch,
.iv-nav-toggle {
    border: 1px solid var(--iv-border);
    color: var(--iv-text);
    background: var(--iv-surface);
    cursor: pointer;
}

.iv-lang-switch {
    width: 42px;
    height: 38px;
    border-radius: 999px;
    font-weight: 800;
}

.iv-nav-toggle {
    display: none;
    width: 42px;
    height: 38px;
    border-radius: 999px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 4px;
}

.iv-nav-toggle span {
    width: 18px;
    height: 2px;
    background: currentColor;
    border-radius: 99px;
}

.iv-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.8rem 1.15rem;
    border-radius: 999px;
    border: 1px solid var(--iv-border-strong);
    color: var(--iv-text);
    background: rgba(255, 255, 255, 0.07);
    font-weight: 800;
    line-height: 1;
    transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.iv-btn:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.42);
    background: rgba(255, 255, 255, 0.12);
}

.iv-btn--primary,
.iv-btn--nav {
    border-color: transparent;
    color: #080910;
    background: var(--iv-action-gradient);
}

.iv-btn--ghost {
    color: var(--iv-text);
    background: transparent;
}

.iv-section {
    padding: 6rem 0;
}

.iv-section--light {
    color: var(--iv-ink);
    background: #f8f5f1;
}

.iv-section--light .iv-muted,
.iv-section--light .iv-section-lead {
    color: rgba(23, 25, 35, 0.72);
}

.iv-section--light .iv-card {
    border-color: rgba(23, 25, 35, 0.08);
    background: rgba(255, 255, 255, 0.72);
}

.iv-section--light .iv-card h3 {
    color: var(--iv-ink);
}

.iv-section--light .iv-card p {
    color: rgba(23, 25, 35, 0.72);
}

.iv-eyebrow {
    margin: 0 0 1rem;
    color: var(--iv-pink);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.74rem;
    font-weight: 900;
}

.iv-hero {
    position: relative;
    min-height: calc(100vh - var(--iv-nav-h));
    display: grid;
    align-items: center;
    overflow: hidden;
    padding: 6rem 0;
}

.iv-hero::before,
.iv-hero::after,
.iv-visual::before,
.iv-visual::after {
    content: "";
    position: absolute;
    pointer-events: none;
}

.iv-hero::before {
    inset: 0;
    background-image:
        radial-gradient(1px 1px at 14% 22%, rgba(255,255,255,0.62), transparent),
        radial-gradient(1px 1px at 28% 68%, rgba(255,255,255,0.46), transparent),
        radial-gradient(1px 1px at 70% 18%, rgba(255,255,255,0.58), transparent),
        radial-gradient(1px 1px at 88% 72%, rgba(255,255,255,0.34), transparent);
    opacity: 0.8;
}

.iv-hero::after {
    width: 58rem;
    height: 58rem;
    right: -18rem;
    top: 4rem;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 111, 177, 0.22), rgba(139, 125, 255, 0.12) 45%, transparent 72%);
    filter: blur(10px);
}

.iv-hero__grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
    gap: 4rem;
    align-items: center;
}

.iv-hero h1,
.iv-page-hero h1 {
    margin: 0;
    max-width: 900px;
    font-size: clamp(3rem, 7vw, 6.9rem);
    line-height: 0.96;
    letter-spacing: 0;
}

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

.iv-hero__lead,
.iv-page-hero__lead {
    max-width: 700px;
    margin: 1.45rem 0 0;
    color: var(--iv-muted);
    font-size: clamp(1.05rem, 2vw, 1.28rem);
    line-height: 1.7;
}

.iv-hero__actions,
.iv-page-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-top: 2rem;
}

.iv-proof-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.9rem;
    margin-top: 2.4rem;
}

.iv-proof {
    padding: 1rem;
    border: 1px solid var(--iv-border);
    border-radius: var(--iv-radius-md);
    background: var(--iv-surface);
}

.iv-proof strong {
    display: block;
    font-size: 1.2rem;
}

.iv-proof span {
    display: block;
    margin-top: 0.35rem;
    color: var(--iv-soft);
    font-size: 0.86rem;
}

.iv-visual {
    position: relative;
    min-height: 520px;
    border: 1px solid var(--iv-border);
    border-radius: 30px;
    background:
        linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.02)),
        radial-gradient(circle at 50% 15%, rgba(103, 232, 249, 0.18), transparent 22rem);
    box-shadow: var(--iv-shadow);
    overflow: hidden;
}

.iv-visual::before {
    inset: 3rem;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background:
        radial-gradient(circle, transparent 38%, rgba(255,255,255,0.06) 39%, transparent 40%),
        conic-gradient(from 90deg, rgba(255,111,177,0.1), rgba(103,232,249,0.24), rgba(139,125,255,0.18), rgba(255,111,177,0.1));
}

.iv-visual::after {
    width: 17rem;
    height: 17rem;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    background: var(--iv-gradient);
    filter: blur(1px);
    opacity: 0.88;
}

.iv-visual__panel {
    position: absolute;
    z-index: 2;
    left: 1.2rem;
    right: 1.2rem;
    bottom: 1.2rem;
    padding: 1.2rem;
    border: 1px solid var(--iv-border);
    border-radius: 20px;
    background: rgba(5, 6, 11, 0.72);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
}

.iv-visual__panel p {
    margin: 0.45rem 0 0;
    color: var(--iv-muted);
}

.iv-section-header {
    max-width: 820px;
    margin-bottom: 3rem;
}

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

.iv-section-header h2,
.iv-footer__cta h2 {
    margin: 0;
    font-size: clamp(2.1rem, 4.6vw, 4.2rem);
    line-height: 1.02;
    letter-spacing: 0;
}

.iv-section-lead {
    margin: 1rem 0 0;
    color: var(--iv-muted);
    font-size: 1.08rem;
    line-height: 1.75;
}

.iv-card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.iv-card,
.iv-post-card,
.legal-contact-card {
    border: 1px solid var(--iv-border);
    border-radius: var(--iv-radius-lg);
    background: var(--iv-surface);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.18);
}

.iv-card {
    padding: 1.4rem;
}

.iv-card--feature {
    min-height: 320px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
}

.iv-card__kicker {
    display: inline-flex;
    color: var(--iv-cyan);
    font-size: 0.78rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.iv-card h3,
.iv-post-card h3,
.legal-contact-card h3 {
    margin: 0.8rem 0 0;
    font-size: 1.35rem;
}

.iv-card p,
.iv-post-card p {
    color: var(--iv-muted);
    line-height: 1.65;
}

.iv-card a:not(.iv-btn) {
    color: var(--iv-cyan);
    font-weight: 800;
}

.iv-split {
    display: grid;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    gap: 3rem;
    align-items: start;
}

.iv-list {
    display: grid;
    gap: 0.9rem;
}

.iv-list-item {
    padding: 1rem;
    border-left: 2px solid var(--iv-pink);
    background: rgba(255, 255, 255, 0.05);
}

.iv-page-hero {
    padding: 7rem 0 4rem;
    border-bottom: 1px solid var(--iv-border);
}

.iv-footer {
    border-top: 1px solid var(--iv-border);
    background: #05060b;
    padding: 5rem 0 2rem;
}

.iv-footer__cta {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.2rem;
    padding-bottom: 4rem;
}

.iv-footer__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--iv-border);
}

.iv-footer__brand {
    font-weight: 900;
    letter-spacing: 0.12em;
}

.iv-footer p {
    max-width: 560px;
    color: var(--iv-muted);
}

.iv-footer__links {
    display: grid;
    grid-template-columns: repeat(2, minmax(130px, 1fr));
    gap: 0.75rem 1.4rem;
}

.iv-footer__links a,
.iv-footer__bottom a {
    color: var(--iv-muted);
}

.iv-footer__bottom {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 3rem;
    color: var(--iv-soft);
    font-size: 0.9rem;
}

.legal-page {
    padding: 7rem 0 5rem;
}

.legal-page__header {
    max-width: 760px;
    margin-bottom: 2rem;
}

.legal-page__title {
    margin: 0;
    font-size: clamp(2.5rem, 6vw, 5rem);
}

.legal-page__meta,
.legal-note,
.legal-contact-intro {
    color: var(--iv-muted);
    line-height: 1.7;
}

.legal-note {
    padding: 1rem;
    border: 1px solid var(--iv-border);
    border-radius: var(--iv-radius-md);
    background: var(--iv-surface);
    margin-bottom: 1.25rem;
}

.legal-contact-card {
    max-width: 760px;
    padding: 1.5rem;
}

.legal-contact-card .form-group {
    margin-top: 1rem;
}

.legal-contact-card label {
    display: block;
    margin-bottom: 0.45rem;
    color: var(--iv-muted);
    font-weight: 750;
}

.legal-contact-card input,
.legal-contact-card select,
.legal-contact-card textarea {
    width: 100%;
    border: 1px solid var(--iv-border);
    border-radius: var(--iv-radius-sm);
    color: var(--iv-text);
    background: rgba(255, 255, 255, 0.07);
    padding: 0.85rem 0.95rem;
}

.legal-contact-card textarea {
    min-height: 150px;
    resize: vertical;
}

.legal-contact-card .form-checkbox label {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
}

.legal-contact-card .form-checkbox input {
    width: auto;
    margin-top: 0.3rem;
}

.legal-contact-card .lc-hp {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.cf-turnstile {
    margin-top: 1rem;
}

.toast {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    z-index: 100;
    max-width: 360px;
    padding: 1rem;
    border: 1px solid var(--iv-border);
    border-radius: var(--iv-radius-md);
    background: rgba(5, 6, 11, 0.94);
    box-shadow: var(--iv-shadow);
    transform: translateY(140%);
    opacity: 0;
    transition: transform 200ms ease, opacity 200ms ease;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast-content {
    display: flex;
    gap: 0.85rem;
}

.toast-message p {
    margin: 0.25rem 0 0;
    color: var(--iv-muted);
}

.toast-close {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    border: 0;
    color: var(--iv-muted);
    background: transparent;
    cursor: pointer;
}

@media (max-width: 960px) {
    .iv-nav-toggle {
        display: inline-flex;
    }

    .iv-nav-links {
        position: absolute;
        left: 1rem;
        right: 1rem;
        top: calc(var(--iv-nav-h) + 0.5rem);
        display: none;
        flex-direction: column;
        align-items: stretch;
        padding: 1rem;
        border: 1px solid var(--iv-border);
        border-radius: var(--iv-radius-md);
        background: rgba(5, 6, 11, 0.96);
        box-shadow: var(--iv-shadow);
    }

    .iv-nav-links.is-open {
        display: flex;
    }

    .iv-nav-link {
        padding: 0.8rem;
    }

    .iv-nav-actions .iv-btn {
        display: none;
    }

    .iv-hero__grid,
    .iv-split,
    .iv-footer__cta,
    .iv-footer__grid {
        grid-template-columns: 1fr;
    }

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

    .iv-visual {
        min-height: 380px;
    }

    .iv-proof-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .iv-section {
        padding: 4rem 0;
    }

    .iv-hero {
        padding: 4rem 0;
    }

    .iv-hero h1,
    .iv-page-hero h1 {
        font-size: 3rem;
    }

    .iv-footer__bottom {
        flex-direction: column;
    }
}