/* =========================================================
   RoboWelt – Service Single Pages (Premium Cards)
   File: public/css/robowelt-service-single.css
   ========================================================= */

html,
body {
    scroll-behavior: smooth;
}

:root {
    --rw-blue: #215291;
    /* rgb(33,82,145) */
    --rw-amber: #ec9426;
    /* rgb(236,148,38) */
    --rw-purple: #6d42c7;

    --rw-ink: #0b1220;
    --rw-muted: rgba(15, 23, 42, .70);
    --rw-border: rgba(15, 23, 42, .10);

    --rw-radius: 28px;
    --rw-shadow: 0 26px 80px rgba(2, 6, 23, .12);
    --rw-shadow-soft: 0 18px 55px rgba(2, 6, 23, .08);
}

/* container (match site) */
.rw-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 18px;
}

@media(min-width:1024px) {
    .rw-container {
        padding: 0 22px;
    }
}

/* =========================================================
   HERO (smaller than home, strong, readable)
   ========================================================= */
.rw-svc-hero {
    position: relative;
    overflow: hidden;
    padding: 64px 0 42px;
    /* smaller hero */
    /* background: linear-gradient(180deg, #061522 0%, #071a2b 55%, #071827 100%); */
}

.rw-svc-hero-media {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: .90;
}

.rw-svc-hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: contrast(1.06) saturate(1.06);
    transform: scale(1.02);
}

.rw-svc-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg,
        rgba(2, 6, 23, 0.68) 0%,
        rgba(2, 6, 23, 0.48) 45%,
        rgba(2, 6, 23, 0.18) 100%);

}

.rw-svc-hero-glow {
    position: absolute;
    width: 560px;
    height: 560px;
    filter: blur(70px);
    opacity: .55;
    pointer-events: none;
}

.rw-svc-hero-glow.left {
    left: -220px;
    top: -190px;
}

.rw-svc-hero-glow.right {
    right: -240px;
    top: -210px;
}

/* Page accents controlled by body class on wrapper */
.rw-svc--plc .rw-svc-hero-glow.left {
    background: rgba(255, 176, 46, .34);
}

.rw-svc--plc .rw-svc-hero-glow.right {
    background: rgba(33, 82, 145, .40);
}

.rw-svc--robot .rw-svc-hero-glow.left {
    background: rgba(33, 82, 145, .46);
}

.rw-svc--robot .rw-svc-hero-glow.right {
    background: rgba(236, 148, 38, .28);
}

.rw-svc--sim .rw-svc-hero-glow.left {
    background: rgba(236, 148, 38, .38);
}

.rw-svc--sim .rw-svc-hero-glow.right {
    background: rgba(109, 66, 199, .30);
}

.rw-svc--integration .rw-svc-hero-glow.left {
    background: rgba(33, 82, 145, .46);
}

.rw-svc--integration .rw-svc-hero-glow.right {
    background: rgba(236, 148, 38, .26);
}

.rw-svc-hero-inner {
    position: relative;
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 26px;
    align-items: start;
}

@media(max-width:980px) {
    .rw-svc-hero-inner {
        grid-template-columns: 1fr;
    }
}

.rw-crumb {
    display: inline-flex;
    gap: 10px;
    align-items: center;
    padding: 7px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .14);
    color: rgba(255, 255, 255, .78);
    font-weight: 600;
    font-size: 12px;
    backdrop-filter: blur(12px);
}

.rw-crumb a {
    color: rgba(255, 255, 255, .78);
    text-decoration: none;
}

.rw-crumb a:hover {
    color: #fff;
}

.rw-svc-badge {
    margin-top: 12px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .16);
    color: rgba(255, 255, 255, .92);
    font-weight: 600;
    font-size: 12px;
    backdrop-filter: blur(12px);
}

.rw-svc-title {
    margin: 10px 0 8px;
    font-size: 44px;
    line-height: 1.06;
    letter-spacing: -0.03em;
    color: #fff;
    font-weight: 600;
}

@media(max-width:540px) {
    .rw-svc-title {
        font-size: 34px;
    }
}

.rw-svc-sub {
    margin: 0 0 14px;
    color: rgb(255, 255, 255);
    line-height: 1.75;
    font-size: 15.5px;
    max-width: 62ch;
    font-weight: 500;
}

/* hero actions */
.rw-svc-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 12px;

}

/* buttons */
.rw-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    transition: transform .18s ease, box-shadow .18s ease, filter .18s ease, background .18s ease;
    user-select: none;
}

.rw-btn:hover {
    transform: translateY(-1px);
}

.rw-btn-outline {
    background: rgba(5, 5, 5, 0.153);
    border: 1px solid rgba(255, 255, 255, .18);
    color: rgba(11, 11, 11, 0.94);
    backdrop-filter: blur(12px);
}

.rw-btn-outline:hover {
    background: rgba(255, 255, 255, .12);
}

.rw-btn-dark {
    background: rgba(10, 22, 35, .55);
    border: 1px solid rgba(120, 190, 255, .18);
    color: rgba(255, 255, 255, .94);
    backdrop-filter: blur(12px);
}

/* primary (changes by page) */
.rw-btn-primary {
    color: #111;
    border: 1px solid rgba(255, 255, 255, .22);
    box-shadow: 0 12px 28px rgba(0, 0, 0, .18);
}

.rw-svc--plc .rw-btn-primary {
    background: linear-gradient(180deg, #ffbf3c, var(--rw-amber));
}

.rw-svc--robot .rw-btn-primary {
    background: linear-gradient(180deg, #67b0ff, var(--rw-blue));
    color: #08131f;
}

.rw-svc--sim .rw-btn-primary {
    background: linear-gradient(180deg, #ffd77a, var(--rw-amber));
}

.rw-svc--integration .rw-btn-primary {
    background: linear-gradient(180deg, #67b0ff, var(--rw-blue));
    color: #08131f;
}

.rw-kpis {
    margin-top: 16px;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

@media(max-width:720px) {
    .rw-kpis {
        grid-template-columns: 1fr;
    }
}

.rw-kpi {
    padding: 14px 14px;
    border-radius: 18px;
    background: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .14);
    backdrop-filter: blur(12px);
}

.rw-kpi .t {
    color: #fff;
    font-weight: 950;
}

.rw-kpi .s {
    margin-top: 4px;
    color: rgba(255, 255, 255, .70);
    font-size: 12.5px;
    font-weight: 600;
}

/* hero right glass */
.rw-hero-glass {
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, .16);
    background: rgba(255, 255, 255, .10);
    backdrop-filter: blur(18px);
    box-shadow: 0 30px 90px rgba(2, 6, 23, .24);
    padding: 16px;
    color: rgba(255, 255, 255, .92);
}

.rw-hero-glass .top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
}

.rw-hero-glass .title {
    font-weight: 650;
    font-size: 20px;
    letter-spacing: -.01em;
}

.rw-hero-glass .sub {
    margin-top: 4px;
    color: rgba(255, 255, 255, 0.966);
    font-weight: 550;
    font-size: 15px;
    line-height: 1.55;
}

.rw-hero-glass .pill {
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, .16);
    background: rgba(255, 255, 255, .08);
    font-weight: 500;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.932);
}

.rw-hero-glass ul {
    margin: 12px 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 10px;
    color: rgba(255, 255, 255, .78);
    font-weight: 550;
    font-size: 13.5px;
}

.rw-hero-glass li .dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 999px;
    margin-right: 10px;
    transform: translateY(-1px);
}

.rw-svc--plc .rw-hero-glass li .dot {
    background: var(--rw-amber);
}

.rw-svc--robot .rw-hero-glass li .dot {
    background: #67b0ff;
}

.rw-svc--sim .rw-hero-glass li .dot {
    background: var(--rw-amber);
}

.rw-svc--integration .rw-hero-glass li .dot {
    background: #67b0ff;
}

.rw-hero-glass .actions {
    margin-top: 14px;
    /* display: grid;

    grid-template-columns: 1fr 1fr;
    gap: 10px; */
}

@media(max-width:980px) {
    .rw-hero-glass .actions {
        grid-template-columns: 1fr;
    }
}

.rw-hero-bottom {
    height: 18px;
    background: linear-gradient(180deg, rgba(248, 250, 252, 0) 0%, rgba(248, 250, 252, 1) 100%);
}

/* =========================================================
   SECTIONS (not plain)
   ========================================================= */
.rw-section {
    padding: 44px 0;
    background: #f8fafc;
    position: relative;
}

@media(min-width:640px) {
    .rw-section {
        padding: 54px 0;
    }
}

.rw-sec-tint {
    background:
        radial-gradient(1000px 560px at 14% 18%, rgba(33, 82, 145, .12), transparent 62%),
        radial-gradient(900px 520px at 84% 14%, rgba(236, 148, 38, .12), transparent 60%),
        linear-gradient(180deg, #f8fbff 0%, #f6f8fb 100%);
}

.rw-sec-soft {
    background:
        radial-gradient(900px 520px at 18% 10%, rgba(236, 148, 38, .10), transparent 60%),
        radial-gradient(900px 520px at 82% 16%, rgba(33, 82, 145, .10), transparent 62%),
        #f8fafc;
}

.rw-sec-deep {
    color: #fff;
    background:
        radial-gradient(900px 520px at 18% 20%, rgba(33, 82, 145, .26), transparent 70%),
        radial-gradient(900px 520px at 82% 14%, rgba(236, 148, 38, .18), transparent 70%),
        linear-gradient(180deg, #071827 0%, #0a2238 100%);
}

.rw-sec-deep .rw-h2,
.rw-sec-deep .rw-p {
    color: #fff;
}

.rw-sec-deep .rw-p {
    color: rgba(255, 255, 255, .72);
}

.rw-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 18px;
    flex-wrap: wrap;
    margin-bottom: 22px;
}

.rw-eyebrow {
    font-size: 12px;
    font-weight: 950;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: rgba(236, 148, 38, 1);
}

.rw-h2 {
    margin: 8px 0 6px;
    font-size: clamp(1.6rem, 2.1vw, 2.2rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    color: var(--rw-ink);
    line-height: 1.1;
}

.rw-p {
    margin: 0;
    color: var(--rw-muted);
    max-width: 72ch;
    line-height: 1.75;
    font-weight: 550;
}

/* =========================================================
   PREMIUM CARDS (like your references)
   ========================================================= */
.rw-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

@media(max-width:1024px) {
    .rw-grid-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media(max-width:640px) {
    .rw-grid-3 {
        grid-template-columns: 1fr;
    }
}

.rw-card {
    position: relative;
    border-radius: 26px;
    padding: 18px 18px;
    overflow: hidden;
    box-shadow: var(--rw-shadow-soft);
    border: 1px solid rgba(255, 255, 255, .55);
    transition: transform .22s ease, box-shadow .22s ease, filter .22s ease;
    transform: translateZ(0);
}

.rw-card::before {
    content: "";
    position: absolute;
    inset: -2px;
    background:
        radial-gradient(560px 210px at 18% 0%, rgba(255, 255, 255, .45), transparent 60%),
        radial-gradient(520px 220px at 90% 18%, rgba(255, 255, 255, .18), transparent 55%);
    opacity: .55;
    pointer-events: none;
}

/* .rw-card::after {
    content: "";
    position: absolute;
    right: 14px;
    top: 14px;
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: rgba(236, 148, 38, 1);
    box-shadow: 0 0 0 6px rgba(236, 148, 38, .16);
    opacity: .95;
} */

.rw-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--rw-shadow);
    filter: saturate(1.06) contrast(1.02);
}

.rw-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}

.rw-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    font-weight: 750;
    font-size: 12px;
    background: rgba(255, 255, 255, .70);
    border: 1px solid rgba(15, 23, 42, .10);
    color: rgba(15, 23, 42, .86);
    backdrop-filter: blur(10px);
}

.rw-ic {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    display: grid;
    place-items: center;
    background: rgba(255, 255, 255, .75);
    border: 1px solid rgba(255, 255, 255, .65);
    box-shadow: 0 14px 35px rgba(2, 6, 23, .12);
    font-size: 20px;
}

.rw-card h3 {
    margin: 6px 0 8px;
    font-size: 18px;
    font-weight: 750;
    letter-spacing: -0.02em;
    color: var(--rw-ink);
}

.rw-card p {
    margin: 0;
    color: rgba(15, 23, 42, .72);
    font-size: 14px;
    line-height: 1.7;
    font-weight: 650;
}

.rw-card .link {
    margin-top: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 750;
    font-size: 14px;
    color: rgba(11, 18, 32, .92);
}

/* .rw-card .link span {
    color: rgba(236, 148, 38, 1);
    transition: transform .18s ease;
} */

.rw-card:hover .link span {
    transform: translateX(5px);
}

/* color variants (poppy) */
.rw-card--amber {
    background: linear-gradient(180deg, rgba(255, 198, 78, .98) 0%, rgba(236, 148, 38, .96) 100%);
}

.rw-card--blue {
    background: linear-gradient(180deg, rgba(103, 176, 255, .98) 0%, rgba(33, 82, 145, .98) 100%);
}

.rw-card--purple {
    background: linear-gradient(180deg, rgba(165, 120, 255, .98) 0%, rgba(109, 66, 199, .98) 100%);
}

/* readable text on blue/purple */
.rw-card--blue h3,
.rw-card--purple h3,
.rw-card--blue p,
.rw-card--purple p,
.rw-card--blue .link,
.rw-card--purple .link {
    color: rgba(255, 255, 255, .94);
}

.rw-card--blue p,
.rw-card--purple p {
    color: rgba(255, 255, 255, .78);
}

.rw-card--blue .rw-pill,
.rw-card--purple .rw-pill {
    background: rgba(255, 255, 255, .14);
    border: 1px solid rgba(255, 255, 255, .20);
    color: rgba(255, 255, 255, .92);
}

.rw-card--blue .rw-ic,
.rw-card--purple .rw-ic {
    background: rgba(255, 255, 255, .14);
    border: 1px solid rgba(255, 255, 255, .22);
}

/* =========================================================
   DETAIL BLOCK (big block with left + sticky right)
   ========================================================= */
.rw-detail {
    display: grid;
    grid-template-columns: 1.15fr .85fr;
    gap: 22px;
    border-radius: var(--rw-radius);
    padding: 24px;
    background: rgba(255, 255, 255, .74);
    border: 1px solid rgba(15, 23, 42, .08);
    box-shadow: var(--rw-shadow-soft);
    overflow: hidden;
}

@media(max-width:980px) {
    .rw-detail {
        grid-template-columns: 1fr;
    }
}

.rw-detail h4 {
    margin: 10px 0 10px;
    font-size: 22px;
    font-weight: 650;
    letter-spacing: -0.02em;
    color: var(--rw-ink);
}

.rw-detail .desc {
    color: rgba(15, 23, 42, .72);
    line-height: 1.75;
    font-weight: 550;
    margin-bottom: 14px;
}

.rw-mini-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

@media(max-width:720px) {
    .rw-mini-grid {
        grid-template-columns: 1fr;
    }
}

.rw-mini {
    border-radius: 22px;
    padding: 16px;
    border: 1px solid rgba(255, 255, 255, .55);
    box-shadow: 0 18px 55px rgba(2, 6, 23, .10), inset 0 1px 0 rgba(255, 255, 255, .55);
    overflow: hidden;
    position: relative;
    background: rgba(255, 255, 255, .78);
}

.rw-mini::before {
    content: "";
    position: absolute;
    inset: -2px;
    background:
        radial-gradient(420px 160px at 10% 0%, rgba(255, 255, 255, .42), transparent 60%),
        radial-gradient(420px 160px at 90% 20%, rgba(255, 255, 255, .18), transparent 55%);
    opacity: .55;
    pointer-events: none;
}

.rw-mini .t {
    font-weight: 750;
    margin-bottom: 10px;
    color: var(--rw-ink);
    font-size: 15px;
}

.rw-mini ul {
    margin: 0;
    padding-left: 18px;
    color: rgba(15, 23, 42, .72);
    font-weight: 550;
    line-height: 1.65;
    font-size: 14px;
}

.rw-mini--amber {
    background:
        linear-gradient(180deg, rgba(255, 221, 154, .72) 0%, rgba(236, 148, 38, .22) 100%),
        rgba(255, 255, 255, .80);
    border-color: rgba(236, 148, 38, .28);
}

.rw-mini--blue {
    background:
        linear-gradient(180deg, rgba(195, 224, 255, .70) 0%, rgba(33, 82, 145, .18) 100%),
        rgba(255, 255, 255, .80);
    border-color: rgba(33, 82, 145, .22);
}

.rw-side {
    border-radius: 24px;
    padding: 18px;
    border: 1px solid rgba(15, 23, 42, .10);
    box-shadow: var(--rw-shadow-soft);
    background: rgba(255, 255, 255, .70);
}

.rw-side .st {
    font-weight: 650;
    margin-bottom: 10px;
    color: var(--rw-ink);
}

.rw-check {
    list-style: none;
    margin: 0 0 14px;
    padding: 0;
    display: grid;
    gap: 10px;
}

.rw-check li {
    position: relative;
    padding-left: 30px;
    color: rgba(15, 23, 42, .74);
    font-weight: 550;
    line-height: 1.55;
    font-size: 14px;
}

.rw-check li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    width: 20px;
    height: 20px;
    display: grid;
    place-items: center;
    border-radius: 999px;
    font-weight: 950;
    font-size: 12px;
    box-shadow: 0 10px 25px rgba(2, 6, 23, .10);
}

.rw-svc--plc .rw-check li::before,
.rw-svc--sim .rw-check li::before {
    background: rgba(236, 148, 38, .26);
    border: 1px solid rgba(236, 148, 38, .26);
    color: var(--rw-ink);
}

.rw-svc--robot .rw-check li::before,
.rw-svc--integration .rw-check li::before {
    background: rgba(33, 82, 145, .22);
    border: 1px solid rgba(33, 82, 145, .22);
    color: var(--rw-ink);
}

.rw-side--amber {
    background:
        radial-gradient(520px 260px at 18% 10%, rgba(255, 197, 120, 0.493), transparent 60%),
        linear-gradient(180deg, rgba(255, 187, 60, 0.466), rgba(253, 172, 97, 0.568));
    border-color: rgba(236, 148, 38, .28);
}

.rw-side--blue {
    background:
        radial-gradient(520px 260px at 18% 10%, rgba(120, 185, 255, .70), transparent 60%),
        linear-gradient(180deg, rgba(198, 221, 248, 0.86), rgba(173, 250, 255, 0.62));
    border-color: rgba(33, 82, 145, .24);
}

@media(min-width:981px) {
    .rw-side {
        position: sticky;
        top: 96px;
    }
}

.rw-wide {
    width: 100%;
    border-radius: 16px;
}

/* =========================================================
   DARK CTA BAND

   ========================================================= */
.rw-cta {
    border-radius: var(--rw-radius);
    padding: 18px 18px;
    background: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .14);
    backdrop-filter: blur(14px);
    box-shadow: 0 30px 90px rgba(2, 6, 23, .22);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.rw-cta .small {
    color: rgba(255, 255, 255, .72);
    font-weight: 700;
    font-size: 12px;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.rw-cta .big {
    margin-top: 4px;
    color: #fff;
    font-weight: 850;
    font-size: 18px;
    letter-spacing: -.01em;
}

.rw-cta .cta-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* =========================================================
   FAQ (simple, clean)
   ========================================================= */
.rw-faq {
    display: grid;
    gap: 12px;
}

.rw-faq details {
    border-radius: 22px;
    border: 1px solid rgba(15, 23, 42, .10);
    background: rgba(255, 255, 255, .78);
    box-shadow: var(--rw-shadow-soft);
    overflow: hidden;
}

.rw-faq summary {
    cursor: pointer;
    padding: 14px 16px;
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-weight: 750;
    color: var(--rw-ink);
}

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

.rw-faq .ans {
    padding: 0 16px 14px;
    color: rgba(15, 23, 42, .72);
    font-weight: 650;
    line-height: 1.7;
}

.rw-faq .chev {
    opacity: .7;
    transition: transform .18s ease;
}

.rw-faq details[open] .chev {
    transform: rotate(180deg);
}