:root {
    --accent: #ACE34D;
    --accent-strong: #7FAB31;
    --ink: #172027;
    --ink-soft: #24313A;
    --muted: #66737D;
    --paper: #FFFFFF;
    --wash: #F4F8F5;
    --wash-strong: #EAF2EE;
    --line: rgba(23, 32, 39, 0.12);
    --teal: #138A7E;
    --amber: #CE8422;
    --blue: #2D63B8;
    --danger: #C73737;
    --success: #168358;
    --shadow: 0 18px 45px rgba(23, 32, 39, 0.12);
    --shadow-soft: 0 10px 28px rgba(23, 32, 39, 0.08);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 92px;
}

body {
    margin: 0;
    font-family: "Segoe UI", Arial, sans-serif;
    color: var(--ink);
    background: var(--wash);
    line-height: 1.6;
    letter-spacing: 0;
}

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

a {
    color: var(--teal);
    text-decoration: none;
}

a:hover {
    color: var(--accent-strong);
}

.container {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
}

.site-nav {
    padding: 12px 0;
    background: rgba(255, 255, 255, 0.92);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 8px 24px rgba(23, 32, 39, 0.07);
    backdrop-filter: blur(12px);
    transition: padding 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
}

.site-nav.is-scrolled {
    padding: 8px 0;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 12px 28px rgba(23, 32, 39, 0.1);
}

.navbar-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--ink) !important;
    font-size: 1.2rem;
    font-weight: 800;
}

.brand-glyph {
    width: 42px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
}

.brand-glyph img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.navbar-toggler {
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 8px 10px;
}

.nav-link {
    color: var(--ink-soft) !important;
    font-weight: 650;
    padding: 10px 13px !important;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--teal) !important;
}

.nav-cta-item {
    margin-left: 10px;
}

.btn,
.btn-action,
.btn-secondary,
.btn-ghost {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    border-radius: 8px;
    font-weight: 750;
    text-decoration: none;
    line-height: 1.2;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.btn-action {
    border: 1px solid rgba(172, 227, 77, 0.85);
    background: var(--accent);
    color: var(--ink);
    padding: 11px 18px;
    box-shadow: 0 10px 22px rgba(172, 227, 77, 0.25);
}

.btn-action:hover,
.btn-action:focus {
    background: #B7ED56;
    color: var(--ink);
    transform: translateY(-1px);
    box-shadow: 0 14px 26px rgba(172, 227, 77, 0.34);
}

.btn-action:disabled,
.btn-action:disabled:hover {
    background: #B9C0B6;
    border-color: #B9C0B6;
    color: #FFFFFF;
    cursor: not-allowed;
    opacity: 0.75;
    transform: none;
    box-shadow: none;
}

.btn-ghost {
    border: 1px solid rgba(255, 255, 255, 0.5);
    color: #FFFFFF;
    background: rgba(9, 18, 22, 0.42);
    padding: 11px 18px;
}

.btn-ghost:hover,
.btn-ghost:focus {
    color: #FFFFFF;
    border-color: rgba(255, 255, 255, 0.8);
    background: rgba(255, 255, 255, 0.18);
    transform: translateY(-1px);
}

.btn-secondary {
    border: 1px solid var(--line);
    background: #FFFFFF;
    color: var(--ink);
    padding: 11px 18px;
    box-shadow: none;
}

.btn-secondary:hover,
.btn-secondary:focus {
    border-color: rgba(19, 138, 126, 0.45);
    background: #F8FBFA;
    color: var(--ink);
}

:focus-visible {
    outline: 3px solid rgba(172, 227, 77, 0.72);
    outline-offset: 3px;
}

.hero-section {
    position: relative;
    min-height: 720px;
    min-height: min(760px, 86svh);
    display: flex;
    align-items: center;
    padding: 136px 0 74px;
    overflow: hidden;
    color: #FFFFFF;
    background: #0C161C;
    isolation: isolate;
}

.hero-section::before {
    content: "";
    position: absolute;
    inset: -18px;
    z-index: -2;
    background: url("../img/background_img.jpg") center center / cover no-repeat;
    filter: brightness(1.22) saturate(1.08) contrast(1.02);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(ellipse at 50% 50%, rgba(6, 13, 16, 0.72) 0%, rgba(6, 13, 16, 0.54) 38%, rgba(6, 13, 16, 0.2) 72%, rgba(6, 13, 16, 0.12) 100%),
        linear-gradient(90deg, rgba(6, 13, 16, 0.32), rgba(10, 20, 24, 0.12), rgba(6, 13, 16, 0.32)),
        linear-gradient(0deg, rgba(6, 13, 16, 0.32), rgba(6, 13, 16, 0.06));
}

.hero-content {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
}

.hero-copy {
    max-width: 740px;
    margin: 0 auto;
    text-align: center;
    text-shadow: 0 3px 24px rgba(0, 0, 0, 0.62);
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 16px;
    color: var(--teal);
    font-size: 0.92rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0;
}


.hero-copy h1 {
    margin: 0;
    font-size: 5.2rem;
    line-height: 0.96;
    font-weight: 850;
    letter-spacing: 0;
}

.hero-lead {
    max-width: 650px;
    margin: 22px auto 0;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.35rem;
    line-height: 1.55;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
    justify-content: center;
}

.trust-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 28px;
    justify-content: center;
}

.trust-row span,
.download-meta span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 38px;
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 0.92rem;
    font-weight: 700;
}

.trust-row span {
    color: #FFFFFF;
    background: rgba(9, 18, 22, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.26);
}

.hero-copy h1,
.hero-lead,
.hero-actions,
.trust-row {
    opacity: 0;
    transform: translateY(14px);
    animation: heroReveal 0.72s cubic-bezier(0.2, 0.72, 0.28, 1) forwards;
}

.hero-copy h1 {
    animation-delay: 0.1s;
}

.hero-lead {
    animation-delay: 0.22s;
}

.hero-actions {
    animation-delay: 0.34s;
}

.trust-row {
    animation-delay: 0.46s;
}

.section-block {
    padding: 82px 0;
}

.how-it-works-section,
.download-section {
    background: var(--wash-strong);
}

.packages-section,
.contact-section {
    background: #FFFFFF;
}

.section-heading {
    max-width: 760px;
    margin: 0 auto 38px;
    text-align: center;
}

.section-heading p {
    margin: 0;
    color: var(--muted);
    font-size: 1.06rem;
}

.purchase-notice {
    display: flex;
    align-items: center;
    gap: 16px;
    max-width: 1040px;
    margin: 76px auto 0;
    border: 1px solid rgba(172, 227, 77, 0.62);
    border-left: 4px solid var(--accent);
    border-radius: 8px;
    padding: 18px 20px;
    background: linear-gradient(135deg, #F8FBFA 0%, #EEF7E6 100%);
    box-shadow: var(--shadow-soft);
}

.purchase-notice-icon {
    width: 46px;
    height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    border-radius: 8px;
    background: var(--accent);
    color: var(--ink);
    font-size: 1.18rem;
}

.purchase-notice-copy {
    display: grid;
    gap: 3px;
}

.purchase-notice-copy strong {
    color: var(--ink);
    font-size: 1.04rem;
    line-height: 1.32;
    font-weight: 850;
}

.purchase-notice-copy span {
    color: var(--ink-soft);
    font-size: 0.98rem;
}

.purchase-notice-copy a {
    color: var(--teal);
    font-weight: 800;
}

.section-title {
    margin: 0 0 14px;
    color: var(--ink);
    font-size: 2.35rem;
    line-height: 1.16;
    font-weight: 850;
    letter-spacing: 0;
}

.process-grid,
.pricing-grid {
    display: grid;
    gap: 18px;
}

.process-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.process-card,
.package-card,
.download-card,
.discount-panel,
.contact-panel,
.error-card {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #FFFFFF;
    box-shadow: var(--shadow-soft);
    transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease, background-color 0.24s ease;
}

.process-card {
    position: relative;
    min-height: 330px;
    padding: 24px;
    overflow: hidden;
}

.process-card:hover,
.download-card:hover,
.contact-panel:hover {
    transform: translateY(-4px);
    border-color: rgba(19, 138, 126, 0.24);
    box-shadow: 0 20px 44px rgba(23, 32, 39, 0.13);
}

.package-card:hover {
    transform: translateY(-8px);
    border-color: rgba(19, 138, 126, 0.3);
    box-shadow: 0 28px 58px rgba(23, 32, 39, 0.16);
}

.process-card::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 4px;
    background: var(--accent);
}

.icon-wrapper {
    width: 52px;
    height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--teal);
    background: #EAF7F3;
    border-radius: 8px;
    font-size: 1.35rem;
    margin-bottom: 18px;
    transition: transform 0.24s ease, background-color 0.24s ease, color 0.24s ease;
}

.process-card:hover .icon-wrapper {
    color: var(--ink);
    background: var(--accent);
    transform: translateY(-2px);
}

.process-card h3 {
    min-height: 72px;
    margin: 0 0 12px;
    color: var(--ink);
    font-size: 1.13rem;
    line-height: 1.34;
    font-weight: 820;
}

.process-card p {
    margin: 0;
    color: var(--muted);
    font-size: 0.96rem;
}

.pricing-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 1040px;
    margin: 0 auto;
    justify-content: center;
}

.package-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.package-card.featured {
    border-color: rgba(172, 227, 77, 0.78);
    box-shadow: var(--shadow);
}


.plan-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 34px;
    margin-bottom: 18px;
    flex-wrap: wrap;
}

.trial-chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    border: 1px solid rgba(255, 255, 255, 0.36);
    border-radius: 8px;
    padding: 7px 10px;
    background: var(--accent);
    color: #15241C;
    font-size: 0.86rem;
    font-weight: 850;
    box-shadow: 0 12px 22px rgba(23, 32, 39, 0.24);
}

.trial-chip i {
    font-size: 0.86rem;
}

.package-header {
    min-height: 188px;
    padding: 24px;
    color: #FFFFFF;
}

.package-header.pro {
    background: #5B642A;
}

.package-header.team {
    background: #1F5561;
}

.plan-kicker {
    display: inline-flex;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 8px;
    padding: 5px 10px;
    background: rgba(23, 32, 39, 0.22);
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    font-weight: 850;
}

.package-header h3 {
    margin: 0;
    font-size: 1.5rem;
    line-height: 1.24;
    font-weight: 850;
    letter-spacing: 0;
}

.package-header p {
    margin: 12px 0 0;
    color: rgba(255, 255, 255, 0.82);
}

.package-body {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 26px;
}

.feature-list {
    display: grid;
    gap: 12px;
    margin: 0 0 28px;
    padding: 0;
    list-style: none;
    color: var(--ink-soft);
    font-size: 0.96rem;
}

.feature-list li {
    display: grid;
    grid-template-columns: 22px 1fr;
    gap: 8px;
    align-items: start;
}

.feature-list i {
    margin-top: 4px;
    color: var(--success);
    font-size: 0.9rem;
}

.package-footer {
    margin-top: auto;
    padding-top: 22px;
    border-top: 1px solid var(--line);
}

.package-price {
    min-height: 58px;
    margin-bottom: 18px;
    color: var(--ink);
    font-size: 1.52rem;
    line-height: 1.22;
    font-weight: 850;
}

.package-price small {
    display: block;
    margin-top: 4px;
    color: var(--muted);
    font-size: 0.94rem;
    font-weight: 650;
}


.pricing-note {
    margin: 26px auto 0;
    max-width: 720px;
    color: var(--muted);
    text-align: center;
    font-size: 0.95rem;
}

.discounts-section {
    background: var(--ink);
    color: #FFFFFF;
}

.discount-panel {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 26px;
    align-items: center;
    padding: 34px;
    background: #1F2A31;
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: none;
}

.discount-panel .section-title {
    margin-bottom: 0;
    color: #FFFFFF;
}

.discount-panel .eyebrow {
    color: var(--accent);
}

.discount-list {
    display: grid;
    gap: 12px;
}

.discount-list p {
    margin: 0;
    color: rgba(255, 255, 255, 0.82);
}

.download-card {
    max-width: 780px;
    margin: 0 auto;
    padding: 38px;
    text-align: center;
    box-shadow: var(--shadow);
}

.download-description {
    max-width: 610px;
    margin: 0 auto 22px;
    color: var(--muted);
    font-size: 1.06rem;
}

.download-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 28px;
}

.download-meta span {
    color: var(--ink-soft);
    background: var(--wash);
    border: 1px solid var(--line);
}

.btn-download {
    min-width: 208px;
}

.download-status {
    min-height: 24px;
    margin-top: 18px;
    font-size: 0.96rem;
    font-weight: 700;
}

.download-status.info {
    color: var(--blue);
}

.download-status.success {
    color: var(--success);
}

.download-status.error,
.modal-error {
    color: var(--danger);
}

#progress-container {
    position: relative;
    width: min(100%, 360px);
    margin: 18px auto 0;
}

#progress-container:not(.hidden)::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 8px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.58), transparent);
    transform: translateX(-100%);
    animation: progressSheen 1.45s ease-in-out infinite;
    pointer-events: none;
}

progress {
    width: 100%;
    height: 18px;
    appearance: none;
    -webkit-appearance: none;
    border: none;
    border-radius: 8px;
    overflow: hidden;
    background-color: #E7ECE8;
}

progress::-webkit-progress-bar {
    background-color: #E7ECE8;
    border-radius: 8px;
}

progress::-webkit-progress-value {
    background: var(--accent);
    border-radius: 8px;
    transition: width 0.2s ease;
}

progress::-moz-progress-bar {
    background: var(--accent);
    border-radius: 8px;
}

#progressText {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--ink);
    font-size: 0.78rem;
    font-weight: 850;
}

.hidden {
    display: none !important;
}

.noscript-warning {
    margin-bottom: 18px;
    border: 1px solid rgba(199, 55, 55, 0.25);
    border-radius: 8px;
    background: #FFF0F0;
    color: var(--danger);
    padding: 12px;
    font-weight: 700;
}

.download-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(9, 15, 20, 0.62);
}

.download-modal.open {
    display: flex;
    animation: backdropIn 0.18s ease-out both;
}

.download-modal-content {
    position: relative;
    width: min(100%, 520px);
    max-height: 760px;
    max-height: min(92svh, 760px);
    overflow: auto;
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 8px;
    background: #FFFFFF;
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.28);
    padding: 30px;
}

.download-modal.open .download-modal-content {
    animation: modalIn 0.22s cubic-bezier(0.2, 0.72, 0.28, 1) both;
}

.modal-close {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #FFFFFF;
    color: var(--ink-soft);
}

.modal-close:hover,
.modal-close:focus {
    background: var(--wash);
}

.download-modal-content h3 {
    margin: 0 42px 10px 0;
    color: var(--ink);
    font-size: 1.48rem;
    line-height: 1.25;
    font-weight: 850;
}

.download-modal-content p {
    margin: 0 0 18px;
    color: var(--muted);
}

.download-modal-content .modal-purchase-note {
    margin: 20px 0 18px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    border: 1px solid rgba(172, 227, 77, 0.58);
    border-radius: 8px;
    padding: 12px 14px;
    background: #F8FBFA;
    color: var(--ink-soft);
    font-size: 0.94rem;
}

.download-modal-content .modal-purchase-note i {
    margin-top: 3px;
    color: var(--teal);
}

.download-modal-content .modal-purchase-note a {
    color: var(--teal);
    font-weight: 800;
}

.os-selector {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin: 18px 0;
}

.os-card {
    position: relative;
    min-height: 74px;
    margin: 0;
    cursor: pointer;
}

.os-card input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.os-card-label {
    width: 100%;
    height: 100%;
    min-height: 74px;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--wash);
    color: var(--ink-soft);
    font-weight: 800;
    transition: transform 0.2s ease, border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease, color 0.2s ease;
}

.os-card:hover .os-card-label {
    transform: translateY(-4px);
    box-shadow: 0 14px 26px rgba(23, 32, 39, 0.1);
}

.os-card:has(input:checked) .os-card-label {
    border-color: rgba(19, 138, 126, 0.48);
    background: #E8F7F4;
    color: var(--teal);
    box-shadow: inset 0 0 0 1px rgba(19, 138, 126, 0.16);
}

.os-card input:focus-visible + .os-card-label {
    outline: 3px solid rgba(172, 227, 77, 0.72);
    outline-offset: 3px;
}

.os-note {
    margin: 0 0 18px;
    padding: 12px 14px;
    border: 1px solid rgba(45, 99, 184, 0.18);
    border-radius: 8px;
    background: #EEF5FF;
    color: #214C88;
    font-size: 0.92rem;
}

.license-label {
    display: block;
    margin-bottom: 8px;
    color: var(--ink-soft);
    font-weight: 800;
}

.download-modal-content input[type="password"] {
    display: block;
    width: 100%;
    min-height: 48px;
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--ink);
    background: #FFFFFF;
    padding: 12px 14px;
    font-size: 1rem;
}

.download-modal-content input[type="password"]:focus {
    border-color: rgba(19, 138, 126, 0.58);
    box-shadow: 0 0 0 4px rgba(19, 138, 126, 0.1);
    outline: none;
}

.modal-error {
    min-height: 22px;
    margin-top: 8px;
    font-size: 0.92rem;
    font-weight: 700;
}

.download-modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 18px;
}

.contact-panel {
    max-width: 760px;
    margin: 0 auto;
    padding: 38px;
    text-align: center;
    background: var(--wash);
}

.contact-description {
    max-width: 580px;
    margin: -2px auto 20px;
    color: var(--muted);
    font-size: 1.02rem;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 48px;
    border-radius: 8px;
    padding: 10px 16px;
    color: var(--ink);
    background: #FFFFFF;
    border: 1px solid var(--line);
    font-weight: 850;
}

.contact-link:hover {
    border-color: rgba(19, 138, 126, 0.42);
    color: var(--teal);
}

footer {
    padding: 24px 0;
    color: rgba(255, 255, 255, 0.78);
    background: #10171B;
    font-size: 0.94rem;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

footer nav {
    display: flex;
    gap: 14px;
}

footer a {
    color: #FFFFFF;
    font-weight: 700;
}

footer a:hover {
    color: var(--accent);
}

.error-card {
    max-width: 720px;
    width: 100%;
    padding: 48px;
    text-align: center;
}

.error-code {
    margin-bottom: 18px;
    color: var(--teal);
    font-size: 6.5rem;
    font-weight: 850;
    line-height: 1;
}

.error-card h1 {
    margin: 0 0 14px;
    color: var(--ink);
    font-size: 2rem;
    font-weight: 850;
}

.error-card p {
    margin: 0 0 28px;
    color: var(--muted);
    font-size: 1.05rem;
}

.reveal-ready {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.58s ease, transform 0.58s cubic-bezier(0.2, 0.72, 0.28, 1);
    transition-delay: var(--reveal-delay, 0ms);
}

.reveal-ready.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes heroReveal {
    from {
        opacity: 0;
        transform: translateY(14px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}


@keyframes backdropIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.98);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes progressSheen {
    from {
        transform: translateX(-100%);
    }

    to {
        transform: translateX(100%);
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }


    .hero-copy h1,
    .hero-lead,
    .hero-actions,
    .trust-row,
    .reveal-ready {
        opacity: 1;
        transform: none;
    }
}

@media (max-width: 991px) {
    .site-nav .navbar-collapse {
        margin-top: 12px;
        padding: 12px;
        border: 1px solid var(--line);
        border-radius: 8px;
        background: #FFFFFF;
    }

    .nav-cta-item {
        margin-left: 0;
        margin-top: 8px;
    }

    .nav-download {
        width: 100%;
    }

    .process-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .discount-panel {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    html {
        scroll-padding-top: 78px;
    }

    .container {
        width: min(100% - 24px, 1120px);
    }

    .hero-section {
        min-height: 620px;
        min-height: min(700px, 84svh);
        padding: 118px 0 66px;
    }

    .hero-copy h1 {
        font-size: 3.3rem;
    }

    .hero-lead {
        font-size: 1.12rem;
    }

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

    .trust-row span,
    .download-meta span {
        width: 100%;
        justify-content: center;
    }

    .section-block {
        padding: 58px 0;
    }

    .section-title {
        font-size: 1.85rem;
    }

    .process-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .purchase-notice {
        align-items: flex-start;
        padding: 18px;
    }

    .process-card {
        min-height: auto;
    }

    .process-card h3 {
        min-height: auto;
    }

    .package-header {
        min-height: auto;
    }

    .download-card,
    .discount-panel,
    .contact-panel,
    .error-card {
        padding: 26px 20px;
    }

    .os-selector {
        grid-template-columns: 1fr;
    }

    .os-card,
    .os-card-label {
        min-height: 58px;
    }

    .os-card-label {
        flex-direction: row;
    }

    .download-modal-actions {
        flex-direction: column-reverse;
    }

    .download-modal-actions .btn {
        width: 100%;
    }

    .footer-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .error-code {
        font-size: 4.8rem;
    }
}

@media (max-width: 420px) {
    .hero-copy h1 {
        font-size: 2.8rem;
    }


    footer nav {
        flex-direction: column;
        gap: 6px;
    }
}