@font-face {
    font-family: "Montserrat";
    src: url("../fonts/montserrat/Montserrat-Regular.ttf") format("truetype");
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Montserrat";
    src: url("../fonts/montserrat/Montserrat-Medium.ttf") format("truetype");
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Montserrat";
    src: url("../fonts/montserrat/Montserrat-SemiBold.ttf") format("truetype");
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "Montserrat";
    src: url("../fonts/montserrat/Montserrat-Bold.ttf") format("truetype");
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

:root {
    --color-bg: #f4f7fb;
    --color-surface: rgba(255, 255, 255, 0.88);
    --color-ink: #11213f;
    --color-text: #324563;
    --color-muted: #667893;
    --color-primary: #0b2cc4;
    --color-primary-strong: #0b278f;
    --color-primary-soft: rgba(11, 44, 196, 0.08);
    --color-accent: #e2ad16;
    --color-accent-strong: #9f7300;
    --color-surface-accent: rgba(226, 173, 22, 0.12);
    --color-line: rgba(17, 33, 63, 0.12);
    --color-success-bg: rgba(22, 163, 74, 0.1);
    --color-success-text: #0f6a2d;
    --color-error-bg: rgba(220, 38, 38, 0.08);
    --color-error-text: #991b1b;
    --shadow-lg: 0 22px 56px rgba(17, 33, 63, 0.09);
    --shadow-xl: 0 30px 80px rgba(17, 33, 63, 0.12);
    --radius-md: 18px;
    --radius-lg: 24px;
    --radius-xl: 30px;
    --radius-2xl: 36px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    hyphens: auto;
}

.domain {
    hyphens: none !important;
    white-space: nowrap !important;
    word-break: keep-all !important;
    overflow-wrap: normal !important;
}

body {
    margin: 0;
    background:
        radial-gradient(circle at top left, rgba(11, 44, 196, 0.06), transparent 24%),
        radial-gradient(circle at top right, rgba(226, 173, 22, 0.09), transparent 22%),
        var(--color-bg);
    color: var(--color-text);
    font-family: "Montserrat", Arial, Helvetica, sans-serif;
    line-height: 1.6;
}

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

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

a:hover,
a:focus-visible {
    text-decoration: underline;
}

button,
input,
textarea {
    font: inherit;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
}

.container {
    width: min(1320px, calc(100% - 2rem));
    margin-inline: auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 30;
    background: rgba(255, 255, 255, 0.82);
    border-bottom: 1px solid rgba(217, 227, 243, 0.92);
    backdrop-filter: blur(18px);
}

.header-inner {
    min-height: 86px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.95rem;
    min-width: 0;
}

.brand img {
    width: 180px;
    height: auto;
}

.brand-text {
    display: grid;
    min-width: 0;
}

.brand-text strong {
    color: var(--color-ink);
    font-size: 0.96rem;
    line-height: 1.2;
}

.brand-text small {
    color: var(--color-muted);
    font-size: 0.78rem;
}

.header-actions,
.mobile-nav {
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.header-actions {
    flex: 0 0 auto;
    flex-wrap: nowrap;
    white-space: nowrap;
}

.header-actions a {
    white-space: nowrap;
}

.mobile-nav {
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 0 1rem 1rem;
    border-top: 1px solid rgba(217, 227, 243, 0.9);
    background: rgba(255, 255, 255, 0.96);
}

.mobile-nav a {
    padding: 0.85rem 0.2rem;
    color: var(--color-primary-strong);
    font-weight: 600;
}

.mobile-nav[hidden] {
    display: none !important;
}

.mobile-nav.is-open {
    display: flex !important;
}

.menu-toggle {
    display: none;
    width: 48px;
    height: 48px;
    border: 1px solid rgba(11, 44, 196, 0.12);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.84);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 0.28rem;
    cursor: pointer;
}

.menu-toggle span:not(.visually-hidden) {
    width: 18px;
    height: 2px;
    border-radius: 999px;
    background: var(--color-primary-strong);
}

.button,
.button-ghost {
    min-height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    padding: 0.82rem 1.08rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 700;
    font-size: 0.98rem;
    line-height: 1;
    transition: transform 0.22s ease, box-shadow 0.22s ease, background-color 0.22s ease, border-color 0.22s ease, color 0.22s ease;
}

.button {
    color: #ffffff;
    background: linear-gradient(135deg, var(--color-primary) 0%, #3659f5 100%);
    box-shadow: 0 14px 30px rgba(11, 44, 196, 0.22);
}

.button:hover,
.button:focus-visible {
    transform: translateY(-1px);
    text-decoration: none;
}

.button-ghost {
    color: var(--color-primary-strong);
    background: rgba(255, 255, 255, 0.78);
    border-color: rgba(11, 44, 196, 0.12);
}

.button-ghost:hover,
.button-ghost:focus-visible {
    background: rgba(11, 44, 196, 0.08);
    text-decoration: none;
}

.hero-banner {
    position: relative;
    min-height: 430px;
    overflow: hidden;
    border-bottom: 1px solid rgba(217, 227, 243, 0.9);
}

.hero-banner img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 52%;
    transform: scale(1.03);
}

.hero-banner-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(13, 23, 53, 0.38), rgba(13, 23, 53, 0.16) 35%, rgba(244, 247, 251, 0.92) 100%),
        linear-gradient(90deg, rgba(11, 44, 196, 0.22), rgba(226, 173, 22, 0.16));
}

.hero-banner-content {
    position: relative;
    z-index: 1;
    min-height: 430px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 2.2rem;
}

.hero-banner-card,
.hero-copy,
.hero-panel-card,
.step-card,
.image-card,
.tool-shell,
.calc-card,
.form-card,
.contact-info-card,
.quickcheck-result,
.message,
.result-card,
.faq-item,
.process-card {
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(217, 227, 243, 0.9);
    box-shadow: var(--shadow-lg);
}

.hero-banner-card {
    max-width: 900px;
    width: 100%;
    border-radius: var(--radius-2xl);
    padding: clamp(1.4rem, 3vw, 2rem);
    backdrop-filter: blur(10px);
    text-align: center;
}

.hero-banner-kicker,
.eyebrow,
.section-kicker,
.panel-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-accent-strong);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1rem;
}

.hero-banner-kicker::before,
.eyebrow::before,
.section-kicker::before,
.panel-kicker::before {
    content: "";
    width: 26px;
    height: 2px;
    background: var(--color-accent);
    border-radius: 999px;
}

.hero-banner-question {
    display: block;
    color: var(--color-ink);
    font-size: clamp(1.9rem, 3vw, 3.3rem);
    line-height: 1.04;
    margin-bottom: 0.9rem;
    transition: opacity 0.22s ease, transform 0.22s ease;
}

.hero-banner-question.is-changing {
    opacity: 0;
    transform: translateY(6px);
}

.hero-banner-card p {
    max-width: 58ch;
    margin: 0 auto 1.2rem;
    font-size: 1.03rem;
    color: var(--color-text);
}

.hero-banner-card .button {
    display: inline-flex;
}

.hero {
    padding: 0.6rem 0 3rem;
}

.hero-shell {
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
    gap: 1.6rem;
    align-items: stretch;
    margin-top: -2rem;
}

.hero-copy,
.hero-panel-card {
    position: relative;
    overflow: hidden;
}

.hero-copy::before,
.hero-panel-card::before {
    content: "";
    position: absolute;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    pointer-events: none;
}

.hero-copy::before {
    top: -110px;
    right: -80px;
    background: radial-gradient(circle, rgba(11, 44, 196, 0.16), transparent 66%);
}

.hero-panel-card::before {
    left: -90px;
    bottom: -110px;
    background: radial-gradient(circle, rgba(226, 173, 22, 0.18), transparent 66%);
}

.hero-copy {
    border-radius: var(--radius-2xl);
    padding: clamp(2rem, 4vw, 3.1rem);
}

.hero-panel-card {
    border-radius: var(--radius-xl);
    padding: clamp(1.4rem, 3vw, 1.9rem);
    display: grid;
    gap: 1rem;
    height: 100%;
}

.hero h1,
.section-head h2,
.calc-copy h2,
.contact-copy h2 {
    margin: 0 0 1rem;
    color: var(--color-ink);
    font-size: clamp(2rem, 4vw, 3.3rem);
    line-height: 1.06;
}

.hero-panel-card h2,
.contact-info-card h3,
.form-card h3,
.process-card h3 {
    margin: 0;
    color: var(--color-ink);
    font-size: 1.45rem;
    line-height: 1.15;
}

.lead,
.section-head p,
.calc-copy p,
.contact-copy p,
.process-card p {
    font-size: 1.05rem;
    line-height: 1.72;
    color: var(--color-text);
}

.hero-actions {
    display: flex;
    gap: 0.85rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.hero-pills {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    list-style: none;
    padding: 0;
    margin: 1.6rem 0 0;
}

.hero-pills li {
    padding: 0.75rem 1rem;
    border-radius: 999px;
    background: rgba(11, 44, 196, 0.06);
    color: var(--color-primary-strong);
    font-weight: 600;
    font-size: 0.92rem;
}

.formula-list {
    display: grid;
    gap: 0.95rem;
}

.formula-item {
    display: grid;
    grid-template-columns: 2.2rem 1fr;
    gap: 0.9rem;
    align-items: start;
}

.formula-step,
.process-dot {
    width: 2.2rem;
    height: 2.2rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), #355cf5);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    box-shadow: 0 12px 22px rgba(11, 44, 196, 0.18);
}

.formula-item strong,
.calc-results strong,
.footer-branding strong,
.process-card h3 {
    color: var(--color-ink);
}

.formula-item p,
.image-card-body p,
.step-card p,
.faq-answer p,
.contact-info-card p,
.message {
    margin: 0;
    line-height: 1.68;
    color: var(--color-text);
}

section {
    padding: 4.8rem 0;
}

.section-soft {
    background: linear-gradient(180deg, rgba(11, 44, 196, 0.03) 0%, rgba(255, 255, 255, 0) 100%);
}

.section-white {
    background: rgba(255, 255, 255, 0.32);
}

.section-contact {
    background: linear-gradient(180deg, rgba(226, 173, 22, 0.07), rgba(11, 44, 196, 0.03));
}

.section-head {
    max-width: 820px;
    margin-bottom: 2rem;
}

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

.step-grid,
.image-card-grid,
.process-visual {
    display: grid;
    gap: 1rem;
}

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

.image-card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 1.3rem;
}

.step-card,
.process-card {
    border-radius: var(--radius-lg);
    padding: 1.35rem 1.2rem;
}

.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.3rem;
    height: 2.3rem;
    border-radius: 999px;
    background: var(--color-surface-accent);
    color: var(--color-accent-strong);
    font-weight: 700;
    margin-bottom: 0.9rem;
}

.step-card h3,
.image-card-body h3,
.faq-button span:first-child {
    color: var(--color-ink);
}

.step-card h3,
.image-card-body h3 {
    margin: 0 0 0.7rem;
    font-size: 1.1rem;
}

.image-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.image-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.image-card-body {
    padding: 1.1rem 1.15rem;
}

.process-section {
    padding-top: 4rem;
}

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

.process-visual::before {
    content: "";
    position: absolute;
    left: 8%;
    right: 8%;
    top: 1.1rem;
    height: 2px;
    background: linear-gradient(90deg, rgba(11, 44, 196, 0.12), rgba(226, 173, 22, 0.28), rgba(11, 44, 196, 0.12));
    z-index: 0;
}

.process-card {
    position: relative;
    z-index: 1;
    padding-top: 1.65rem;
}

.process-dot {
    margin-bottom: 1rem;
}

.tool-shell,
.contact-shell,
.calc-shell {
    display: grid;
    gap: 1.4rem;
    align-items: center;
}

.tool-shell {
    grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.92fr);
    border-radius: var(--radius-2xl);
    padding: 1.55rem;
}

.tool-copy h2 {
    margin-top: 0;
    margin-bottom: 0.9rem;
    font-size: clamp(1.8rem, 3vw, 2.7rem);
    color: var(--color-ink);
}

.quickcheck {
    display: grid;
    gap: 0.85rem;
    margin-top: 1.35rem;
}

.check-item {
    position: relative;
    display: flex;
    gap: 0.8rem;
    align-items: center;
    padding: 1rem 1rem 1rem 3.1rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(11, 44, 196, 0.1);
    background: rgba(255, 255, 255, 0.82);
    cursor: pointer;
    transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.check-item::before {
    content: "✓";
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%) scale(0.92);
    width: 1.35rem;
    height: 1.35rem;
    border-radius: 50%;
    border: 1px solid rgba(11, 44, 196, 0.18);
    color: transparent;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(11, 44, 196, 0.03);
    transition: all 0.18s ease;
    font-size: 0.95rem;
    font-weight: 700;
}

.check-item:hover {
    transform: translateY(-1px);
    border-color: rgba(11, 44, 196, 0.22);
    box-shadow: 0 14px 24px rgba(17, 33, 63, 0.07);
}

.check-item input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.check-item input:checked + span {
    color: var(--color-ink);
    font-weight: 600;
}

.check-item.is-checked {
    border-color: rgba(22, 163, 74, 0.26);
    background: rgba(22, 163, 74, 0.06);
}

.check-item.is-checked::before {
    color: #ffffff;
    background: #16a34a;
    border-color: #16a34a;
    transform: translateY(-50%) scale(1);
}

.quickcheck-result {
    border-radius: var(--radius-lg);
    padding: 1rem 1.1rem;
    background: linear-gradient(135deg, rgba(11, 44, 196, 0.06), rgba(226, 173, 22, 0.09));
}

.quickcheck-result strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--color-primary-strong);
    font-size: 1.05rem;
}

.tool-image-stack {
    position: relative;
    min-height: 360px;
}

.stack-card {
    position: absolute;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(217, 227, 243, 0.92);
}

.stack-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.stack-card.primary {
    inset: 0 5% 8% 0;
}

.stack-card.secondary {
    width: 44%;
    height: 45%;
    right: 0;
    bottom: 0;
    transform: rotate(4deg);
}

.calc-shell {
    grid-template-columns: minmax(0, 0.95fr) minmax(340px, 1.05fr);
    align-items: start;
}

.calc-card {
    border-radius: var(--radius-2xl);
    padding: 1.55rem;
}

.calc-field {
    display: grid;
    gap: 0.65rem;
    margin-bottom: 1.15rem;
}

.calc-field label {
    font-weight: 700;
    color: var(--color-primary-strong);
}

.calc-field input[type="range"] {
    width: 100%;
    cursor: pointer;
    appearance: none;
    height: 6px;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(11, 44, 196, 0.24), rgba(226, 173, 22, 0.24));
    outline: none;
}

.calc-field input[type="range"]::-webkit-slider-thumb {
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--color-primary);
    border: 2px solid #ffffff;
    box-shadow: 0 8px 18px rgba(11, 44, 196, 0.25);
}

.calc-field input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--color-primary);
    border: 2px solid #ffffff;
    box-shadow: 0 8px 18px rgba(11, 44, 196, 0.25);
}

.calc-value {
    font-weight: 700;
    color: var(--color-ink);
}

.calc-results {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.95rem;
    margin-top: 1.2rem;
}

.calc-results-three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.result-card {
    border-radius: var(--radius-lg);
    padding: 1rem 1.1rem;
}

.result-card span {
    display: block;
    margin-bottom: 0.4rem;
    color: var(--color-muted);
    font-size: 0.92rem;
}

.result-card strong {
    font-size: 1.45rem;
    line-height: 1.1;
}

.result-card-accent {
    background: linear-gradient(135deg, rgba(11, 44, 196, 0.08), rgba(226, 173, 22, 0.08));
}

.calc-footnote {
    margin: 1rem 0 0;
    color: var(--color-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

.faq-shell {
    max-width: 920px;
}

.faq-list {
    display: grid;
    gap: 0.8rem;
}

.faq-item {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.faq-button {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.1rem 1.2rem;
    border: 0;
    background: transparent;
    cursor: pointer;
    text-align: left;
}

.faq-button span:first-child {
    font-weight: 700;
    line-height: 1.45;
}

.faq-icon {
    flex-shrink: 0;
    width: 1.9rem;
    height: 1.9rem;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(11, 44, 196, 0.08);
    color: var(--color-primary-strong);
    font-weight: 700;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    padding: 0 1.2rem;
}

.faq-item.is-open .faq-answer {
    max-height: 3000px;
    padding-bottom: 1.15rem;
}

.faq-answer h4 {
    margin: 1.2rem 0 0.5rem;
    color: var(--color-ink);
    font-size: 1.02rem;
    font-weight: 700;
}

.faq-answer ul,
.faq-answer ol {
    margin: 0.4rem 0 0.7rem;
    padding-left: 1.3rem;
}

.faq-answer li {
    margin-bottom: 0.25rem;
    line-height: 1.65;
}

.sub-faq {
    margin: 0.7rem 0;
    border-radius: 14px;
    border: 1px solid rgba(11, 44, 196, 0.1);
    background: rgba(255, 255, 255, 0.6);
    overflow: hidden;
}

.sub-faq summary {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.85rem 1rem;
    cursor: pointer;
    font-weight: 700;
    font-size: 0.96rem;
    color: var(--color-ink);
    list-style: none;
    transition: background-color 0.18s ease;
}

.sub-faq summary::-webkit-details-marker {
    display: none;
}

.sub-faq summary::before {
    content: "+";
    flex-shrink: 0;
    width: 1.6rem;
    height: 1.6rem;
    border-radius: 50%;
    background: rgba(11, 44, 196, 0.08);
    color: var(--color-primary-strong);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.95rem;
    transition: transform 0.22s ease, background-color 0.22s ease, color 0.22s ease;
}

.sub-faq[open] summary::before {
    transform: rotate(45deg);
    background: var(--color-primary);
    color: #ffffff;
}

.sub-faq summary:hover {
    background: rgba(11, 44, 196, 0.03);
}

.sub-faq-body {
    padding: 0 1rem 1rem;
    line-height: 1.68;
    color: var(--color-text);
}

.sub-faq-body p {
    margin: 0 0 0.5rem;
}

.sub-faq-body ul {
    margin: 0.3rem 0 0.6rem;
    padding-left: 1.2rem;
}

.sub-faq-body li {
    margin-bottom: 0.2rem;
}

.faq-arrow {
    display: inline-block;
    color: var(--color-primary);
    margin-right: 0.3rem;
}

.faq-cta {
    margin-top: 1.2rem;
    padding: 1.1rem 1.2rem;
    border-radius: 16px;
    background: linear-gradient(135deg, rgba(11, 44, 196, 0.06), rgba(226, 173, 22, 0.08));
    border: 1px solid rgba(11, 44, 196, 0.1);
}

.faq-cta p {
    margin: 0 0 0.8rem;
}

.faq-cta .button {
    display: inline-flex;
}

.faq-legal-hint {
    margin-top: 1rem;
    padding: 0.85rem 1rem;
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(249, 250, 255, 0.98));
    border: 1px solid rgba(226, 173, 22, 0.25);
    border-left: 5px solid var(--color-accent);
    font-size: 0.88rem;
    line-height: 1.6;
}

.faq-item.is-open .faq-icon {
    background: var(--color-primary);
    color: #ffffff;
}

.contact-shell {
    grid-template-columns: minmax(0, 0.85fr) minmax(340px, 1.15fr);
    align-items: start;
}

.contact-info-card,
.form-card {
    border-radius: var(--radius-xl);
}

.contact-info-card {
    padding: 1.25rem 1.3rem;
    margin-top: 1.4rem;
}

.form-card {
    padding: 1.45rem;
}

.message {
    padding: 1rem 1.1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
}

.message.success {
    background: var(--color-success-bg);
    color: var(--color-success-text);
    border-color: rgba(22, 101, 52, 0.16);
}

.message.error {
    background: var(--color-error-bg);
    color: var(--color-error-text);
    border-color: rgba(180, 35, 24, 0.14);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.field-full {
    grid-column: 1 / -1;
}

.label {
    display: block;
    margin-bottom: 0.42rem;
    color: var(--color-primary-strong);
    font-weight: 700;
    font-size: 0.92rem;
}

.field,
textarea {
    width: 100%;
    border-radius: 14px;
    border: 1px solid var(--color-line);
    background: rgba(255, 255, 255, 0.88);
    padding: 0.9rem 1rem;
    color: var(--color-ink);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

textarea {
    resize: vertical;
    min-height: 140px;
}

.field:focus,
textarea:focus {
    outline: none;
    border-color: rgba(11, 44, 196, 0.45);
    box-shadow: 0 0 0 4px rgba(11, 44, 196, 0.08);
}

.hint {
    display: inline-block;
    margin-top: 0.32rem;
    color: var(--color-muted);
    font-size: 0.84rem;
    line-height: 1.5;
}

.inline-field {
    max-width: 190px;
}

.checkbox-row {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
}

.checkbox-row input {
    margin-top: 0.28rem;
    accent-color: var(--color-primary);
}

.checkbox-row label {
    margin-bottom: 0;
    font-weight: 500;
    color: var(--color-text);
}

.form-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-top: 1rem;
}

.site-footer {
    border-top: 1px solid rgba(217, 227, 243, 0.92);
    background: rgba(255, 255, 255, 0.74);
    backdrop-filter: blur(12px);
}

.footer-inner {
    min-height: 86px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    padding: 1.1rem 0;
}

.footer-branding {
    display: grid;
    gap: 0.22rem;
}

.footer-branding span,
.footer-branding small {
    color: var(--color-muted);
    font-size: 0.86rem;
    line-height: 1.5;
}

.footer-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.legal-page {
    padding: 3rem 0 4rem;
}

.legal-shell {
    max-width: 900px;
    margin: 0 auto;
    border-radius: var(--radius-2xl);
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(217, 227, 243, 0.9);
    box-shadow: var(--shadow-xl);
    padding: clamp(1.5rem, 4vw, 3rem);
}

.legal-shell h1 {
    margin: 0 0 0.65rem;
    color: var(--color-ink);
    font-size: clamp(2rem, 4vw, 3rem);
    letter-spacing: -0.03em;
}

.legal-shell h2 {
    margin: 2rem 0 0.75rem;
    color: var(--color-ink);
    font-size: 1.15rem;
}

.legal-shell p,
.legal-shell li {
    margin: 0;
    line-height: 1.72;
    color: var(--color-text);
}

.legal-shell p + p {
    margin-top: 0.7rem;
}

.legal-shell ul {
    padding-left: 1.2rem;
    margin: 0.5rem 0;
}

.legal-shell li {
    margin-bottom: 0.3rem;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    margin-bottom: 1.2rem;
    font-weight: 700;
}

@media (max-width: 1320px) {
    .container {
        width: min(1220px, calc(100% - 2rem));
    }

    .brand img {
        width: 160px;
    }

    .brand-text small {
        max-width: 210px;
    }

    .button,
    .button-ghost {
        padding-inline: 0.95rem;
        font-size: 0.93rem;
    }
}

@media (max-width: 1180px) {
    .header-actions {
        display: none;
    }

    .menu-toggle {
        display: inline-flex;
    }

    .hero-shell,
    .step-grid,
    .image-card-grid,
    .tool-shell,
    .calc-shell,
    .contact-shell,
    .process-visual {
        grid-template-columns: 1fr;
    }

    .process-visual::before {
        display: none;
    }

    .tool-image-stack {
        min-height: 280px;
    }

    .stack-card.primary {
        inset: 0 12% 10% 0;
    }

    .stack-card.secondary {
        width: 40%;
    }

    .calc-results-three {
        grid-template-columns: 1fr;
    }
}

.scroll-top {
    position: fixed;
    bottom: 1.8rem;
    right: 1.8rem;
    z-index: 99;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid rgba(11, 44, 196, 0.15);
    background: rgba(255, 255, 255, 0.92);
    color: var(--color-primary-strong);
    box-shadow: 0 8px 24px rgba(17, 33, 63, 0.14);
    backdrop-filter: blur(12px);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.28s ease, transform 0.28s ease, background-color 0.2s ease, box-shadow 0.2s ease;
    pointer-events: none;
}

.scroll-top.is-visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.scroll-top:hover {
    background: rgba(11, 44, 196, 0.08);
    box-shadow: 0 12px 32px rgba(17, 33, 63, 0.18);
}

@media (max-width: 780px) {
    .brand img {
        width: 136px;
    }

    .brand-text strong {
        font-size: 0.9rem;
        white-space: normal;
    }

    .brand-text small {
        font-size: 0.75rem;
        max-width: 170px;
    }

    .hero-banner {
        min-height: 360px;
    }

    .hero-banner-content {
        min-height: 360px;
        padding-bottom: 1.2rem;
    }

    .hero-shell {
        margin-top: -1rem;
    }

    .hero-copy,
    .hero-panel-card,
    .tool-shell,
    .calc-card,
    .form-card,
    .hero-banner-card {
        padding: 1.2rem;
    }

    .hero h1,
    .section-head h2,
    .calc-copy h2,
    .contact-copy h2 {
        font-size: 2rem;
    }

    .form-grid,
    .calc-results {
        grid-template-columns: 1fr;
    }

    .hero-actions,
    .form-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .button,
    .button-ghost {
        width: 100%;
    }

    .checkbox-row {
        align-items: flex-start;
    }

    section {
        padding: 4rem 0;
    }
}