/* =========================================================
   E-REON RFI — Technical request page
   Page-specific presentation only
   ========================================================= */

.request-page {
    --request-blue: #086bc7;
    --request-blue-dark: #075ca9;
    --request-cyan: #1baee8;
    --request-navy: #09263c;
    --request-text: #10243a;
    --request-muted: #5c7088;
    --request-line: #d6e2ee;
    --request-line-strong: #bfd2e4;
    --request-soft: #f6fafe;
    --request-panel: #ffffff;
}

/* Hero */

.request-hero {
    padding: 74px 0 68px;
    overflow: hidden;
    border-bottom: 1px solid var(--request-line);
    background: #fbfdff;
}

.request-hero-grid {
    display: grid;
    grid-template-columns:
        minmax(320px, 0.78fr) minmax(500px, 1.22fr);
    gap: clamp(42px, 6vw, 82px);
    align-items: center;
}

.request-hero-content {
    max-width: 560px;
}

.request-hero-content .eyebrow {
    margin-bottom: 18px;
}

.request-hero-content h1 {
    max-width: 620px;
    margin: 0;
    color: var(--request-navy);
    font-size: clamp(3.15rem, 5.4vw, 5.15rem);
    line-height: 0.99;
    letter-spacing: -0.052em;
}

.request-hero-lead {
    max-width: 52ch;
    margin: 28px 0 0;
    color: var(--request-muted);
    font-size: clamp(1.03rem, 1.4vw, 1.18rem);
    line-height: 1.7;
}

.request-reassurance {
    display: flex;
    align-items: center;
    gap: 11px;
    margin-top: 30px;
    color: #60758d;
    font-size: 0.94rem;
    font-weight: 650;
}

.request-reassurance svg {
    width: 22px;
    height: 22px;
    flex: 0 0 auto;
    color: var(--request-blue);
}

/* Context added by product-page query parameters */

.request-context {
    margin-top: 28px;
    padding: 16px 18px;
    border: 1px solid var(--request-line);
    border-left: 3px solid var(--request-blue);
    border-radius: 8px;
    background: #ffffff;
}

.request-context p {
    margin: 4px 0;
}

.request-context-title {
    color: var(--request-blue);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* RF signal-path illustration */

.request-signal {
    min-width: 0;
}

.request-signal-graphic {
    display: block;
    width: 100%;
    height: auto;
    color: var(--request-blue);
}

.signal-grid {
    stroke: #e7eff7;
}

.signal-path {
    color: var(--request-blue);
    stroke: var(--request-blue);
}

.signal-feedback {
    color: #71a8d8;
    stroke: #71a8d8;
}

.signal-spectra {
    color: #397fbd;
    stroke: #397fbd;
}

.signal-stage-labels {
    fill: var(--request-blue);
    font-family: Inter, Arial, sans-serif;
    font-size: 13px;
    font-weight: 750;
    letter-spacing: 0.035em;
}

.signal-frequency-labels {
    fill: #456986;
    font-family: Inter, Arial, sans-serif;
    font-size: 12px;
    font-weight: 650;
}

.signal-axis-labels {
    fill: #617a91;
    font-family: Inter, Arial, sans-serif;
    font-size: 11px;
    font-style: italic;
}

/* Three-step review band */

.request-flow {
    border-bottom: 1px solid var(--request-line);
    background: #ffffff;
}

.request-flow-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.request-flow-step {
    position: relative;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 20px;
    min-height: 126px;
    padding: 28px 34px;
    align-items: center;
}

.request-flow-step+.request-flow-step {
    border-left: 1px solid var(--request-line);
}

.request-flow-number {
    color: var(--request-blue);
    font-family: Manrope, Arial, sans-serif;
    font-size: 2.15rem;
    font-weight: 430;
    letter-spacing: -0.045em;
    line-height: 1;
}

.request-flow-step h2,
.request-flow-step h3 {
    margin: 0 0 5px;
    color: var(--request-text);
    font-size: 0.96rem;
    font-weight: 750;
    letter-spacing: -0.012em;
}

.request-flow-step p {
    max-width: 31ch;
    margin: 0;
    color: var(--request-muted);
    font-size: 0.85rem;
    line-height: 1.55;
}

/* Request form section */

.request-section {
    padding: 76px 0 82px;
    background: #ffffff;
}

.request-section .section-heading {
    max-width: 760px;
    margin-bottom: 34px;
}

.request-section .section-heading h2 {
    margin-bottom: 10px;
    color: var(--request-navy);
}

.request-section .section-heading p:last-child {
    max-width: 65ch;
    margin-bottom: 0;
    color: var(--request-muted);
}

.inquiry-grid {
    display: grid;
    grid-template-columns:
        minmax(0, 2.25fr) minmax(250px, 0.75fr);
    gap: 28px;
    align-items: start;
}

/* Form */

.form-panel {
    min-width: 0;
    padding: 30px 32px 32px;
    border: 1px solid var(--request-line-strong);
    border-radius: 14px;
    background: var(--request-panel);
    box-shadow:
        0 1px 2px rgba(9, 38, 60, 0.03),
        0 14px 38px rgba(9, 38, 60, 0.055);
}

.form-head {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: flex-start;
    padding-bottom: 22px;
    border-bottom: 1px solid var(--request-line);
}

.form-head h3 {
    margin: 0 0 6px;
    color: var(--request-navy);
    font-size: 1.32rem;
}

.form-head>div>span {
    display: block;
    max-width: 55ch;
    color: var(--request-muted);
    font-size: 0.91rem;
    line-height: 1.55;
}

.badge-soft {
    flex: 0 0 auto;
    padding: 5px 9px;
    border: 1px solid #b9d9ef;
    border-radius: 5px;
    background: #eef8fe;
    color: var(--request-blue-dark);
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.form-section {
    padding: 25px 0;
}

.form-section+.form-section {
    border-top: 1px solid var(--request-line);
}

.form-section h4 {
    margin: 0 0 17px;
    color: var(--request-blue);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.085em;
    line-height: 1.3;
    text-transform: uppercase;
}

.form-grid {
    display: grid;
    gap: 18px 20px;
}

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

.field {
    display: flex;
    min-width: 0;
    flex-direction: column;
    gap: 7px;
}

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

.label {
    color: #233d57;
    font-size: 0.83rem;
    font-weight: 720;
    line-height: 1.4;
}

.input,
.select,
.textarea {
    width: 100%;
    min-width: 0;
    border: 1px solid #c6d6e5;
    border-radius: 7px;
    outline: none;
    background: #ffffff;
    color: var(--request-text);
    font-family: Inter, Arial, sans-serif;
    font-size: 0.94rem;
    transition:
        border-color 140ms ease,
        box-shadow 140ms ease,
        background-color 140ms ease;
}

.input,
.select {
    min-height: 47px;
    padding: 10px 12px;
}

.select {
    padding-right: 36px;
}

.textarea {
    min-height: 164px;
    padding: 12px;
    line-height: 1.6;
    resize: vertical;
}

.input::placeholder,
.textarea::placeholder {
    color: #899aad;
    opacity: 1;
}

.input:hover,
.select:hover,
.textarea:hover {
    border-color: #9eb8cf;
}

.input:focus,
.select:focus,
.textarea:focus {
    border-color: var(--request-blue);
    box-shadow: 0 0 0 3px rgba(8, 107, 199, 0.13);
}

.field-note {
    color: #71849a;
    font-size: 0.76rem;
    line-height: 1.5;
}

.submit-row {
    display: flex;
    gap: 22px;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid var(--request-line);
}

.submit-row .button {
    flex: 0 0 auto;
}

.submit-note {
    max-width: 48ch;
    margin: 0;
    color: var(--request-muted);
    font-size: 0.78rem;
    line-height: 1.5;
}

/* Guidance beside the form */

.request-sidebar {
    display: grid;
    gap: 18px;
}

.sidebar-card {
    padding: 24px;
    border: 1px solid var(--request-line);
    border-radius: 12px;
    background: #fbfdff;
}

.sidebar-card-heading {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-bottom: 17px;
}

.sidebar-card-heading h3 {
    margin: 0;
    color: var(--request-navy);
    font-size: 1.04rem;
    line-height: 1.3;
}

.sidebar-symbol {
    display: grid;
    width: 38px;
    height: 38px;
    flex: 0 0 auto;
    place-items: center;
    border: 1px solid #c9e2f3;
    border-radius: 50%;
    background: #eff9ff;
    color: var(--request-blue);
}

.sidebar-symbol svg {
    width: 20px;
    height: 20px;
}

.sidebar-card>p {
    margin: 0;
    color: var(--request-muted);
    font-size: 0.9rem;
    line-height: 1.65;
}

.sidebar-card .text-link {
    display: inline-flex;
    margin-top: 17px;
}

.guidance-list {
    display: grid;
    gap: 13px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.guidance-list li {
    position: relative;
    padding-left: 23px;
    color: var(--request-muted);
    font-size: 0.88rem;
    line-height: 1.55;
}

.guidance-list li::before {
    position: absolute;
    top: 0.05em;
    left: 0;
    color: var(--request-blue);
    content: "✓";
    font-size: 0.91rem;
    font-weight: 800;
}

/* Review outcomes */

.request-outcomes {
    padding: 0 0 78px;
    background: #ffffff;
}

.request-outcomes-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.outcome-card {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 17px;
    min-height: 150px;
    padding: 24px;
    border: 1px solid var(--request-line);
    border-radius: 11px;
    background: #fbfdff;
}

.outcome-symbol {
    display: grid;
    width: 44px;
    height: 44px;
    place-items: center;
    border: 1px solid #b9dcf2;
    border-radius: 9px;
    background: #eef9ff;
    color: var(--request-blue);
}

.outcome-symbol svg {
    width: 24px;
    height: 24px;
}

.outcome-card h2,
.outcome-card h3 {
    margin: 2px 0 7px;
    color: var(--request-navy);
    font-size: 1rem;
    line-height: 1.3;
}

.outcome-card p {
    margin: 0;
    color: var(--request-muted);
    font-size: 0.84rem;
    line-height: 1.58;
}

/* Responsive */

@media (max-width: 1040px) {
    .request-hero-grid {
        grid-template-columns: minmax(280px, 0.8fr) minmax(430px, 1.2fr);
        gap: 38px;
    }

    .request-hero-content h1 {
        font-size: clamp(3rem, 6vw, 4.35rem);
    }

    .inquiry-grid {
        grid-template-columns: minmax(0, 1fr) 270px;
    }

    .form-panel {
        padding-inline: 26px;
    }
}

@media (max-width: 880px) {
    .request-hero {
        padding: 58px 0 48px;
    }

    .request-hero-grid {
        grid-template-columns: 1fr;
    }

    .request-hero-content {
        max-width: 650px;
    }

    .request-signal {
        max-width: 760px;
    }

    .request-flow-grid {
        grid-template-columns: 1fr;
    }

    .request-flow-step {
        min-height: auto;
        padding: 22px 4px;
    }

    .request-flow-step+.request-flow-step {
        border-top: 1px solid var(--request-line);
        border-left: 0;
    }

    .request-flow-step p {
        max-width: none;
    }

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

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

    .request-outcomes-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 640px) {
    .request-hero {
        padding: 46px 0 38px;
    }

    .request-hero-content h1 {
        font-size: clamp(2.65rem, 13vw, 3.6rem);
    }

    .request-hero-lead {
        margin-top: 22px;
    }

    .request-reassurance {
        margin-top: 23px;
    }

    .request-signal {
        margin-inline: -8px;
    }

    .request-section {
        padding: 58px 0 62px;
    }

    .form-panel {
        padding: 23px 18px 25px;
        border-radius: 10px;
    }

    .form-head {
        display: block;
    }

    .badge-soft {
        display: inline-flex;
        margin-top: 12px;
    }

    .form-grid.two-up {
        grid-template-columns: 1fr;
    }

    .field-full {
        grid-column: auto;
    }

    .submit-row {
        align-items: stretch;
        flex-direction: column;
    }

    .submit-row .button {
        width: 100%;
    }

    .request-sidebar {
        grid-template-columns: 1fr;
    }

    .request-outcomes {
        padding-bottom: 58px;
    }

    .outcome-card {
        padding: 21px 18px;
    }
}

@media (prefers-reduced-motion: reduce) {

    .input,
    .select,
    .textarea {
        transition: none;
    }
}