/* ============================================================
   regiocom Design System — dPEV Demonstrator UI
   Tricolor Identity: Blau · Orange-Rot · Laubgrün
   ============================================================ */

/* ─── Design Tokens ─────────────────────────────────────── */
:root {
    --rc-blue:        #00305e;
    --rc-blue-dark:   #001a33;
    --rc-blue-mid:    #005a9e;
    --rc-blue-light:  #e8f1f8;
    --rc-orange:      #e35205;
    --rc-orange-dark: #b84004;
    --rc-green:       #6aaf23;
    --rc-green-dark:  #4d8018;

    --rc-white:       #ffffff;
    --rc-gray-50:     #f7f9fb;
    --rc-gray-100:    #eef2f6;
    --rc-gray-200:    #dde4ec;
    --rc-gray-400:    #8a96a8;
    --rc-gray-500:    #6b7789;
    --rc-gray-600:    #4f5d70;
    --rc-gray-700:    #3a4556;
    --rc-gray-900:    #1a2332;

    --rc-info:        #005a9e;
    --rc-info-bg:     #e8f1f8;
    --rc-success:     #2d7a4a;
    --rc-success-bg:  #e6f4ec;
    --rc-warning:     #b8860b;
    --rc-warning-bg:  #fef6e0;
    --rc-danger:      #c0392b;
    --rc-danger-bg:   #fdecea;

    --rc-radius:      6px;
    --rc-radius-lg:   12px;
    --rc-radius-xl:   16px;
    --rc-shadow-sm:   0 1px 3px rgba(0, 48, 94, 0.08);
    --rc-shadow-md:   0 4px 16px rgba(0, 48, 94, 0.12);
    --rc-shadow-lg:   0 8px 28px rgba(0, 48, 94, 0.14);
    --rc-transition:  0.2s ease;

    --rc-font:        "Source Sans 3", "Segoe UI", system-ui, sans-serif;
    --rc-font-mono:   "Fira Code", "Consolas", monospace;
    --rc-nav-height:  5rem;
    --rc-container:   73.75rem;

    --rc-hero-overlay: linear-gradient(115deg, rgba(0, 48, 94, 0.97) 0%, rgba(0, 90, 158, 0.88) 55%, rgba(0, 48, 94, 0.95) 100%);
}

/* ─── Reset & Base ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
}

body.rc-site {
    margin: 0;
    font-family: var(--rc-font);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--rc-gray-700);
    background: var(--rc-gray-50);
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--rc-blue-mid); text-decoration: none; transition: color var(--rc-transition); }
a:hover { color: var(--rc-blue); }

h1, h2, h3, h4, h5, h6 {
    color: var(--rc-blue-dark);
    line-height: 1.25;
    margin: 0 0 0.5em;
}

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

ul[role="list"] { list-style: none; padding: 0; margin: 0; }

.is-hidden { display: none !important; }

/* ─── Layout ────────────────────────────────────────────── */
.rc-container {
    width: 100%;
    max-width: var(--rc-container);
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .rc-container { padding: 0 1.5rem; }
}

@media (min-width: 1024px) {
    .rc-container { padding: 0 2rem; }
}

.rc-grid {
    display: grid;
    gap: 1.5rem;
}

.rc-grid--2 { grid-template-columns: 1fr; }
.rc-grid--3 { grid-template-columns: 1fr; }

@media (min-width: 768px) {
    .rc-grid--2 { grid-template-columns: repeat(2, 1fr); }
    .rc-grid--3 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .rc-grid--3 { grid-template-columns: repeat(3, 1fr); }
}

/* ─── Tricolor Accent Bar ───────────────────────────────── */
.rc-tricolor-bar {
    height: 4px;
    background: linear-gradient(
        to right,
        var(--rc-blue)   0%,   var(--rc-blue)   33.3%,
        var(--rc-orange) 33.3%, var(--rc-orange) 66.6%,
        var(--rc-green)  66.6%, var(--rc-green)  100%
    );
}

/* ─── Navigation ────────────────────────────────────────── */
.rc-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--rc-white);
    box-shadow: var(--rc-shadow-sm);
    border-bottom: 1px solid var(--rc-gray-200);
}

.rc-nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--rc-nav-height);
    max-width: var(--rc-container);
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .rc-nav__inner { padding: 0 1.5rem; }
}

.rc-nav__brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: inherit;
}

.rc-nav__logo {
    height: 2.25rem;
    width: auto;
    max-width: 11rem;
    object-fit: contain;
}

.rc-nav__title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--rc-blue);
}

.rc-nav__links {
    display: none;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

@media (min-width: 768px) {
    .rc-nav__links { display: flex; }
}

.rc-nav__link {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--rc-gray-600);
    border-radius: var(--rc-radius);
    border-bottom: 2px solid transparent;
    transition: color var(--rc-transition), border-color var(--rc-transition);
}

.rc-nav__link:hover { color: var(--rc-blue); }

.rc-nav__link--active {
    color: var(--rc-blue);
    border-bottom-color: var(--rc-orange);
}

.rc-nav__actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.rc-nav__toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    border: none;
    background: transparent;
    color: var(--rc-gray-500);
    border-radius: var(--rc-radius);
    cursor: pointer;
}

.rc-nav__toggle:hover {
    background: var(--rc-gray-100);
    color: var(--rc-blue);
}

@media (min-width: 768px) {
    .rc-nav__toggle { display: none; }
}

.rc-mobile-menu {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, opacity 0.3s ease;
    background: var(--rc-white);
    border-top: 1px solid var(--rc-gray-100);
}

.rc-mobile-menu.is-open {
    max-height: 24rem;
    opacity: 1;
}

.rc-mobile-menu__links {
    list-style: none;
    margin: 0;
    padding: 0.5rem 1rem 1rem;
}

.rc-mobile-menu__link {
    display: block;
    padding: 0.65rem 0.75rem;
    font-weight: 600;
    color: var(--rc-gray-600);
    border-radius: var(--rc-radius);
}

.rc-mobile-menu__link:hover,
.rc-mobile-menu__link--active {
    color: var(--rc-blue);
    background: var(--rc-blue-light);
}

/* ─── Buttons ───────────────────────────────────────────── */
.rc-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    font-family: inherit;
    font-size: 0.9375rem;
    font-weight: 600;
    line-height: 1.4;
    border-radius: var(--rc-radius);
    border: 2px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: background var(--rc-transition), color var(--rc-transition),
                border-color var(--rc-transition), box-shadow var(--rc-transition);
}

.rc-btn--primary {
    background: var(--rc-orange);
    color: var(--rc-white);
    border-color: var(--rc-orange);
    border-radius: 4px;
    font-weight: 700;
    text-transform: none;
    letter-spacing: 0.01em;
}

.rc-btn--primary:hover {
    background: var(--rc-orange-dark);
    border-color: var(--rc-orange-dark);
    color: var(--rc-white);
}

.rc-btn--cta {
    background: var(--rc-orange);
    color: var(--rc-white);
    border-color: var(--rc-orange);
    padding: 0.85rem 1.75rem;
    font-size: 1rem;
    font-weight: 700;
    border-radius: 4px;
}

.rc-btn--cta:hover {
    background: var(--rc-orange-dark);
    border-color: var(--rc-orange-dark);
    color: var(--rc-white);
}

.rc-btn--secondary {
    background: var(--rc-white);
    color: var(--rc-gray-700);
    border-color: var(--rc-gray-200);
}

.rc-btn--secondary:hover {
    background: var(--rc-gray-50);
    border-color: var(--rc-blue-mid);
    color: var(--rc-blue);
}

.rc-btn--ghost {
    background: transparent;
    color: var(--rc-white);
    border-color: var(--rc-white);
}

.rc-btn--ghost:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--rc-white);
}

.rc-btn--outline {
    background: var(--rc-gray-50);
    color: var(--rc-blue-dark);
    border-color: var(--rc-gray-200);
}

.rc-btn--outline:hover { background: var(--rc-gray-100); }

.rc-btn--block { width: 100%; }

.rc-btn--sm {
    padding: 0.4rem 0.85rem;
    font-size: 0.8125rem;
}

.rc-btn:disabled,
.rc-btn.is-disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.rc-btn-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
}

.rc-btn-group--start { justify-content: flex-start; }

/* ─── Sections ──────────────────────────────────────────── */
.rc-main { padding-top: var(--rc-nav-height); }

.rc-section {
    padding: 4rem 0;
}

.rc-section--compact { padding: 2.5rem 0; }

.rc-section--hero {
    padding: 0;
    background: var(--rc-blue);
}

.rc-hero--page {
    position: relative;
    padding: 4.5rem 0 4rem;
    background: var(--rc-hero-overlay);
    color: var(--rc-white);
    overflow: hidden;
}

.rc-hero--page::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 85% 20%, rgba(106, 175, 35, 0.15) 0%, transparent 45%),
        radial-gradient(circle at 10% 80%, rgba(227, 82, 5, 0.12) 0%, transparent 40%);
    pointer-events: none;
}

.rc-hero--page .rc-container {
    position: relative;
    z-index: 1;
}

.rc-hero--compact {
    padding: 3.5rem 0 3rem;
}

@media (min-width: 768px) {
    .rc-hero--page { padding: 6rem 0 5rem; }
    .rc-hero--compact { padding: 4.5rem 0 3.5rem; }
}

.rc-section--alt {
    background: linear-gradient(135deg, var(--rc-blue-light) 0%, #f0f5ee 100%);
}

.rc-section--white { background: var(--rc-white); }

.rc-section--muted { background: var(--rc-gray-50); }

.rc-section--cta {
    background: var(--rc-blue-dark);
    color: var(--rc-white);
}

.rc-section--cta h2,
.rc-section--cta h3,
.rc-section--cta p { color: inherit; }

.rc-section__eyebrow {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--rc-orange);
    margin-bottom: 0.5rem;
}

.rc-section--cta .rc-section__eyebrow { color: rgba(255, 255, 255, 0.75); }

.rc-section__title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--rc-blue-dark);
    margin-bottom: 0.75rem;
}

.rc-section--cta .rc-section__title { color: var(--rc-white); }

.rc-section__lead {
    font-size: 1.125rem;
    color: var(--rc-gray-600);
    max-width: 36rem;
}

.rc-section--cta .rc-section__lead { color: rgba(255, 255, 255, 0.88); }

.rc-section__header {
    text-align: center;
    margin-bottom: 3rem;
}

.rc-section__header .rc-section__lead {
    margin-left: auto;
    margin-right: auto;
}

.rc-hero__title {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 800;
    color: var(--rc-blue-dark);
    margin-bottom: 1rem;
}

.rc-hero__kicker {
    font-size: clamp(1.35rem, 3vw, 2rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.35rem;
    color: inherit;
}

.rc-hero__headline {
    font-size: clamp(1.75rem, 4.5vw, 2.75rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    color: inherit;
    max-width: 52rem;
}

.rc-hero__headline span {
    display: block;
    font-weight: 800;
}

.rc-hero--page .rc-hero__headline span {
    color: rgba(255, 255, 255, 0.95);
}

.rc-hero__sub {
    font-size: 1.125rem;
    line-height: 1.65;
    max-width: 40rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.rc-hero--page .rc-section__lead {
    color: rgba(255, 255, 255, 0.9);
    max-width: 40rem;
}

.rc-hero__accent {
    display: block;
    color: var(--rc-blue);
}

.rc-hero__accent--tricolor {
    color: var(--rc-blue-mid);
}

.rc-hero--page .rc-hero__accent--tricolor {
    color: var(--rc-green);
}

.rc-hero__highlight {
    font-weight: 700;
    color: var(--rc-blue-mid);
}

.rc-hero__actions {
    margin-top: 2rem;
}

.rc-link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 700;
    color: var(--rc-orange);
    text-decoration: none;
}

.rc-link-arrow:hover {
    color: var(--rc-orange-dark);
}

.rc-link-arrow::after {
    content: "→";
    transition: transform var(--rc-transition);
}

.rc-link-arrow:hover::after {
    transform: translateX(3px);
}

/* ─── Teaser Row (regiocom landing) ─────────────────────── */
.rc-teasers {
    display: grid;
    grid-template-columns: 1fr;
    border: 1px solid var(--rc-gray-200);
    border-radius: var(--rc-radius-lg);
    overflow: hidden;
}

@media (min-width: 900px) {
    .rc-teasers { grid-template-columns: repeat(3, 1fr); }
}

.rc-teaser {
    padding: 2rem 1.75rem;
    border-bottom: 1px solid var(--rc-gray-200);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    min-height: 100%;
}

@media (min-width: 900px) {
    .rc-teaser {
        border-bottom: none;
        border-right: 1px solid var(--rc-gray-200);
    }
    .rc-teaser:last-child { border-right: none; }
}

.rc-teaser:last-child { border-bottom: none; }

.rc-teaser__kicker {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--rc-blue-mid);
    line-height: 1.3;
}

.rc-teaser__title {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--rc-blue-dark);
    line-height: 1.25;
    margin: 0;
}

.rc-teaser__text {
    font-size: 0.95rem;
    color: var(--rc-gray-600);
    flex: 1;
    margin: 0;
}

.rc-teaser__visual {
    height: 4.5rem;
    border-radius: var(--rc-radius);
    background: var(--rc-blue-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--rc-blue);
    font-size: 1.75rem;
    margin-bottom: 0.25rem;
}

/* ─── Anchor Navigation ───────────────────────────────────── */
.rc-anchor-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 2rem;
    padding: 0;
    list-style: none;
}

.rc-anchor-nav a {
    display: inline-block;
    padding: 0.55rem 1.1rem;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--rc-blue);
    background: var(--rc-white);
    border: 2px solid var(--rc-gray-200);
    border-radius: 4px;
    text-decoration: none;
    transition: border-color var(--rc-transition), color var(--rc-transition), background var(--rc-transition);
}

.rc-anchor-nav a:hover,
.rc-anchor-nav a.is-active {
    border-color: var(--rc-blue);
    background: var(--rc-blue-light);
    color: var(--rc-blue-dark);
}

/* ─── Quote Block ─────────────────────────────────────────── */
.rc-quote-block {
    background: var(--rc-gray-50);
    border-left: 5px solid var(--rc-orange);
    padding: 2.5rem 2rem;
    margin: 0;
}

@media (min-width: 768px) {
    .rc-quote-block {
        display: grid;
        grid-template-columns: 1fr auto;
        gap: 2rem;
        align-items: center;
        padding: 3rem;
    }
}

.rc-quote-block__text {
    font-size: clamp(1.15rem, 2.5vw, 1.45rem);
    font-weight: 600;
    font-style: italic;
    line-height: 1.5;
    color: var(--rc-blue-dark);
    margin: 0 0 1.25rem;
}

.rc-quote-block__author {
    font-size: 1rem;
    font-weight: 700;
    color: var(--rc-blue-dark);
    margin: 0;
}

.rc-quote-block__role {
    font-size: 0.9rem;
    color: var(--rc-gray-500);
    margin: 0.15rem 0 0;
}

.rc-quote-block__cta {
    margin-top: 1rem;
}

@media (min-width: 768px) {
    .rc-quote-block__cta { margin-top: 0; text-align: right; }
}

/* ─── Service Cards (Leistungsspektrum) ─────────────────── */
.rc-service-card {
    background: var(--rc-white);
    border: 1px solid var(--rc-gray-200);
    border-radius: var(--rc-radius-lg);
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    transition: box-shadow var(--rc-transition), transform var(--rc-transition);
}

.rc-service-card:hover {
    box-shadow: var(--rc-shadow-md);
    transform: translateY(-3px);
}

.rc-service-card__media {
    height: 10rem;
    background: linear-gradient(145deg, var(--rc-blue-light) 0%, #dce8f2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--rc-blue);
    font-size: 2.5rem;
}

.rc-service-card__body {
    padding: 1.35rem 1.5rem 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.rc-service-card__title {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--rc-blue-dark);
    margin: 0 0 0.5rem;
    line-height: 1.3;
}

.rc-service-card__title strong {
    display: block;
    font-weight: 800;
}

.rc-service-card__desc {
    font-size: 0.9rem;
    color: var(--rc-gray-600);
    margin: 0 0 1rem;
    flex: 1;
}

/* ─── Problem / Solution ──────────────────────────────────── */
.rc-solution-grid {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .rc-solution-grid { grid-template-columns: repeat(2, 1fr); }
}

.rc-solution {
    background: var(--rc-white);
    border: 1px solid var(--rc-gray-200);
    border-radius: var(--rc-radius-lg);
    padding: 1.75rem;
    height: 100%;
}

.rc-solution h4 {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--rc-blue-dark);
    margin: 0 0 1rem;
    padding-bottom: 0.65rem;
    border-bottom: 3px solid var(--rc-green);
}

.rc-solution__label {
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--rc-orange);
    margin: 0 0 0.35rem;
}

.rc-solution p {
    font-size: 0.925rem;
    color: var(--rc-gray-600);
    margin: 0 0 1rem;
}

.rc-solution p:last-child {
    margin-bottom: 0;
}

.rc-intro {
    max-width: 48rem;
    margin: 0 auto;
    text-align: center;
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--rc-gray-600);
}

/* ─── Cards & Panels ────────────────────────────────────── */
.rc-card {
    background: var(--rc-white);
    border: 1px solid var(--rc-gray-200);
    border-radius: var(--rc-radius-lg);
    box-shadow: var(--rc-shadow-sm);
    padding: 1.5rem;
    transition: box-shadow var(--rc-transition), border-color var(--rc-transition),
                transform 0.3s ease;
}

.rc-card:hover {
    box-shadow: var(--rc-shadow-md);
    border-color: var(--rc-blue-mid);
}

.rc-card--feature {
    background: var(--rc-white);
    height: 100%;
    border-top: 4px solid var(--rc-blue);
}

.rc-card--feature:hover { transform: translateY(-4px); }

.rc-card__icon {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--rc-radius);
    background: var(--rc-blue-light);
    color: var(--rc-blue);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.rc-card__title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--rc-blue-dark);
    margin-bottom: 0.5rem;
}

.rc-card__text { color: var(--rc-gray-600); font-size: 0.95rem; }

.rc-panel {
    background: var(--rc-white);
    border-radius: var(--rc-radius-lg);
    box-shadow: var(--rc-shadow-sm);
    border: 1px solid var(--rc-gray-200);
    overflow: hidden;
}

.rc-panel__body { padding: 1.5rem; }

.rc-panel__title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--rc-blue-dark);
    margin-bottom: 0.75rem;
}

.rc-panel__desc {
    font-size: 0.875rem;
    color: var(--rc-gray-500);
    margin-bottom: 1rem;
}

/* ─── Steps (How it works) ──────────────────────────────── */
.rc-steps {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 2rem;
}

.rc-step {
    flex: 1 1 12rem;
    text-align: center;
}

.rc-step__number {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--rc-blue);
    color: var(--rc-white);
    font-size: 1.25rem;
    font-weight: 800;
}

.rc-step__title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.rc-step__text {
    font-size: 0.875rem;
    color: var(--rc-gray-500);
    max-width: 16rem;
    margin: 0 auto;
}

/* ─── Testimonials ──────────────────────────────────────── */
.rc-testimonial {
    display: none;
}

.rc-testimonial__stars {
    color: var(--rc-warning);
    margin-bottom: 1rem;
}

.rc-testimonial__quote {
    color: var(--rc-gray-600);
    font-style: italic;
    margin-bottom: 1.5rem;
}

.rc-testimonial__author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.rc-testimonial__avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    object-fit: cover;
}

.rc-testimonial__name {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--rc-blue-dark);
}

.rc-testimonial__role {
    font-size: 0.8rem;
    color: var(--rc-gray-500);
}

/* ─── Pricing ───────────────────────────────────────────── */
.rc-pricing-grid {
    display: grid;
    gap: 2rem;
}

@media (min-width: 1024px) {
    .rc-pricing-grid { grid-template-columns: repeat(3, 1fr); align-items: stretch; }
}

.rc-pricing-card {
    position: relative;
    background: var(--rc-white);
    border: 1px solid var(--rc-gray-200);
    border-radius: var(--rc-radius-xl);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    box-shadow: var(--rc-shadow-sm);
}

.rc-pricing-card--featured {
    border-color: var(--rc-blue-mid);
    box-shadow: var(--rc-shadow-md);
}

.rc-pricing-card__badge {
    position: absolute;
    top: -0.75rem;
    right: 1.5rem;
    padding: 0.25rem 0.85rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    background: var(--rc-orange);
    color: var(--rc-white);
    border-radius: 999px;
}

.rc-pricing-card__name {
    font-size: 1.15rem;
    font-weight: 700;
}

.rc-pricing-card__price {
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--rc-blue-dark);
    margin: 1rem 0;
}

.rc-pricing-card__price span {
    font-size: 1rem;
    font-weight: 600;
    color: var(--rc-gray-500);
}

.rc-pricing-card__desc {
    color: var(--rc-gray-500);
    margin-bottom: 1.5rem;
}

.rc-pricing-card__features li {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--rc-gray-600);
    font-size: 0.9rem;
}

.rc-pricing-card__features i {
    color: var(--rc-green);
    flex-shrink: 0;
    margin-top: 0.2rem;
}

.rc-pricing-card__cta { margin-top: auto; padding-top: 1.5rem; }

/* ─── FAQ ───────────────────────────────────────────────── */
.rc-faq { border-top: 1px solid var(--rc-gray-200); }

.rc-faq__item {
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--rc-gray-200);
}

.rc-faq__question {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    width: 100%;
    padding: 0;
    border: none;
    background: none;
    font-family: inherit;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--rc-blue-dark);
    text-align: left;
    cursor: pointer;
}

.rc-faq__question i {
    color: var(--rc-gray-400);
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.rc-faq__question.active i { transform: rotate(180deg); }

.rc-faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    color: var(--rc-gray-600);
}

.rc-faq__answer.active {
    max-height: 600px;
    padding-top: 1rem;
}

/* ─── Forms ───────────────────────────────────────────────── */
.rc-form { display: grid; gap: 1.25rem; }

@media (min-width: 640px) {
    .rc-form--2col { grid-template-columns: repeat(2, 1fr); }
    .rc-form__full { grid-column: 1 / -1; }
}

.rc-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
    color: rgba(255, 255, 255, 0.9);
}

.rc-section--white .rc-label,
.rc-section--muted .rc-label { color: var(--rc-gray-700); }

.rc-input,
.rc-select,
.rc-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: inherit;
    font-size: 1rem;
    border: 1px solid var(--rc-gray-200);
    border-radius: var(--rc-radius);
    background: var(--rc-white);
    color: var(--rc-gray-700);
    transition: border-color var(--rc-transition), box-shadow var(--rc-transition);
}

.rc-input:focus,
.rc-select:focus,
.rc-textarea:focus {
    outline: none;
    border-color: var(--rc-blue-mid);
    box-shadow: 0 0 0 3px rgba(0, 90, 158, 0.15);
}

.rc-input--error { border-color: var(--rc-danger); }

.rc-form-success {
    padding: 1rem;
    background: var(--rc-success-bg);
    color: var(--rc-success);
    border-radius: var(--rc-radius);
    text-align: center;
}

.rc-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.rc-select { max-width: 20rem; font-size: 0.875rem; }

/* ─── Footer ──────────────────────────────────────────────── */
.rc-footer {
    background: var(--rc-blue);
    color: rgba(255, 255, 255, 0.75);
    padding: 3rem 0 1.5rem;
}

.rc-footer__grid {
    display: grid;
    gap: 2rem;
}

@media (min-width: 768px) {
    .rc-footer__grid { grid-template-columns: 2fr 1fr 1fr; }
}

.rc-footer__brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.rc-footer__title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--rc-white);
}

.rc-footer__desc { margin-bottom: 1.5rem; }

.rc-footer__social {
    display: flex;
    gap: 1.25rem;
}

.rc-footer__social {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    font-size: 0.95rem;
}

.rc-footer__social a {
    color: rgba(255, 255, 255, 0.75);
}

.rc-footer__social a:hover { color: var(--rc-white); }

.rc-footer__heading {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--rc-gray-400);
    margin-bottom: 1rem;
}

.rc-footer__links li { margin-bottom: 0.75rem; }

.rc-footer__links a {
    color: rgba(255, 255, 255, 0.75);
}

.rc-footer__links a:hover { color: var(--rc-white); }

.rc-footer__desc {
    color: rgba(255, 255, 255, 0.75);
}

.rc-footer__bottom {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 0.9rem;
}

/* ─── Demo Workflow ───────────────────────────────────────── */
.rc-workflow { position: relative; }

.rc-workflow__timeline {
    display: none;
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    transform: translateX(-50%);
    background: linear-gradient(to bottom, var(--rc-blue), var(--rc-green));
    border-radius: 2px;
}

@media (min-width: 768px) {
    .rc-workflow__timeline { display: block; }
}

.rc-workflow-step {
    position: relative;
    margin-bottom: 4rem;
}

.rc-workflow-step__grid {
    display: grid;
    gap: 2rem;
    align-items: center;
}

@media (min-width: 768px) {
    .rc-workflow-step__grid { grid-template-columns: 1fr 1fr; }
    .rc-workflow-step__grid--reverse .rc-workflow-step__visual { order: -1; }
}

.rc-workflow-step__info {
    background: var(--rc-blue-light);
    border-radius: var(--rc-radius-lg);
    padding: 1.5rem;
    box-shadow: var(--rc-shadow-sm);
}

.rc-workflow-step__info h3 {
    font-size: 1.35rem;
    margin-bottom: 0.75rem;
}

.rc-workflow-step__info p { color: var(--rc-gray-600); }

.rc-callout {
    background: var(--rc-white);
    border: 1px solid var(--rc-gray-200);
    border-radius: var(--rc-radius);
    padding: 0.75rem 1rem;
    margin-top: 1rem;
    font-size: 0.875rem;
    color: var(--rc-gray-700);
}

.rc-callout i { color: var(--rc-blue-mid); margin-right: 0.5rem; }

.rc-workflow-step__marker {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2rem;
    height: 2rem;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    background: var(--rc-gray-200);
    border: 4px solid var(--rc-white);
    box-shadow: var(--rc-shadow-sm);
    z-index: 2;
}

@media (min-width: 768px) {
    .rc-workflow-step__marker { display: block; }
}

.rc-workflow-step__marker--pending { background: var(--rc-blue); }
.rc-workflow-step__marker--processing { background: var(--rc-warning); }
.rc-workflow-step__marker--complete { background: var(--rc-green); }

.rc-email-card {
    background: var(--rc-white);
    border: 1px solid var(--rc-gray-200);
    border-radius: var(--rc-radius-lg);
    padding: 1rem;
    box-shadow: var(--rc-shadow-sm);
    max-width: 28rem;
    width: 100%;
}

.rc-email-card__header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.rc-email-card__meta {
    flex: 1;
    min-width: 0;
}

.rc-email-card__avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: var(--rc-blue-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--rc-blue);
    flex-shrink: 0;
}

.rc-email-card__random-btn {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    padding: 0;
    border: 1px solid var(--rc-gray-200);
    border-radius: var(--rc-radius);
    background: var(--rc-white);
    color: var(--rc-blue);
    cursor: pointer;
    transition: background var(--rc-transition), border-color var(--rc-transition), color var(--rc-transition);
}

.rc-email-card__random-btn:hover {
    background: var(--rc-blue-light);
    border-color: var(--rc-blue-mid);
    color: var(--rc-blue-dark);
}

.rc-email-card__random-btn:disabled {
    opacity: 0.6;
    cursor: wait;
}

.rc-email-card__sender,
.rc-email-card__subject {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--rc-blue-dark);
    cursor: text;
}

.rc-email-card__sender.is-editing,
.rc-email-card__subject.is-editing {
    outline: 2px solid var(--rc-blue-mid);
    border-radius: var(--rc-radius);
    padding: 0.15rem 0.35rem;
    background: var(--rc-blue-light);
}

.rc-email-card__time {
    font-size: 0.75rem;
    color: var(--rc-gray-500);
}

.rc-email-card__subject {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.rc-email-card__body {
    font-size: 0.875rem;
    color: var(--rc-gray-600);
    padding: 1rem;
    border: 1px solid var(--rc-gray-200);
    border-radius: var(--rc-radius);
    cursor: pointer;
    transition: background var(--rc-transition);
    white-space: pre-wrap;
}

.rc-email-card__body:hover { background: var(--rc-blue-light); }

.rc-email-card__body.is-editing {
    background: var(--rc-blue-light);
    outline: 2px solid var(--rc-blue-mid);
    cursor: text;
}

.rc-email-card__hint {
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: var(--rc-blue-mid);
}

.rc-email-card__hint--success { color: var(--rc-green); }
.rc-email-card__hint--error { color: var(--rc-danger); }

.rc-intent-list__item { margin-bottom: 1rem; }
.rc-intent-list__item:last-child { margin-bottom: 0; }

.rc-intent-list__row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.25rem;
}

.rc-intent-list__icon {
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    background: var(--rc-blue-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--rc-blue);
    font-size: 0.65rem;
}

.rc-param-list { display: flex; flex-direction: column; gap: 0.75rem; }

.rc-param-list__row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.rc-param-list__icon {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: var(--rc-blue-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--rc-blue);
    flex-shrink: 0;
}

.rc-param-list__key {
    font-size: 0.75rem;
    color: var(--rc-gray-500);
}

.rc-param-list__val {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--rc-blue-dark);
}

.rc-api-block {
    background: var(--rc-gray-100);
    padding: 0.75rem;
    border-radius: var(--rc-radius);
    margin-bottom: 0.75rem;
    font-family: var(--rc-font-mono);
    font-size: 0.75rem;
    color: var(--rc-gray-700);
}

.rc-api-block--success {
    background: var(--rc-success-bg);
    border: 1px solid #a3d4bb;
    color: var(--rc-success);
}

.rc-api-status {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.rc-api-status__icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: var(--rc-success-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--rc-success);
}

.rc-step-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    min-height: 12rem;
}

.rc-step-action__icon {
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.rc-step-action__icon--active {
    background: var(--rc-blue-light);
    color: var(--rc-blue);
}

.rc-step-action__icon--inactive {
    background: var(--rc-gray-100);
    color: var(--rc-gray-400);
}

.rc-step-action__icon--error {
    background: var(--rc-danger-bg);
    color: var(--rc-danger);
}

.rc-step-action__icon--loading {
    background: var(--rc-blue-light);
    color: var(--rc-blue);
}

.rc-step-action__text { color: var(--rc-blue); }
.rc-step-action__text--error { color: var(--rc-danger); margin-bottom: 0.5rem; }
.rc-step-action__subtext { font-size: 0.875rem; color: var(--rc-gray-600); }

.rc-customer-card__avatar {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1rem;
    border-radius: 50%;
    background: var(--rc-blue-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--rc-blue);
    font-size: 1.5rem;
}

.rc-customer-card__name {
    font-size: 1.1rem;
    font-weight: 600;
    text-align: center;
}

.rc-customer-card__id {
    font-size: 0.875rem;
    color: var(--rc-gray-500);
    text-align: center;
    margin-bottom: 1rem;
}

.rc-kv-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.35rem 0.75rem;
    font-size: 0.875rem;
}

.rc-kv-grid dt { color: var(--rc-gray-500); }
.rc-kv-grid dd { color: var(--rc-blue-dark); margin: 0; }

.rc-intent-block { margin-bottom: 1rem; }
.rc-intent-block__title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.rc-intent-block__title--success { color: var(--rc-blue-mid); }
.rc-intent-block__title--error { color: var(--rc-danger); }

.rc-api-exchange { margin-bottom: 1.5rem; }
.rc-api-exchange__label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.rc-api-exchange__label--request { color: var(--rc-blue-mid); }
.rc-api-exchange__label--response-ok { color: var(--rc-success); }
.rc-api-exchange__label--response-err { color: var(--rc-danger); }

.rc-api-exchange__icon {
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
}

.rc-api-exchange__icon--request { background: var(--rc-blue-light); color: var(--rc-blue); }
.rc-api-exchange__icon--ok { background: var(--rc-success-bg); color: var(--rc-success); }
.rc-api-exchange__icon--err { background: var(--rc-danger-bg); color: var(--rc-danger); }

.rc-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    color: var(--rc-gray-500);
}

.rc-empty-state__icon {
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    background: var(--rc-gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--rc-gray-400);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

/* ─── Utilities ───────────────────────────────────────────── */
.rc-text-center { text-align: center; }
.rc-text-muted { color: var(--rc-gray-500); }
.rc-text-success { color: var(--rc-success); }
.rc-text-danger { color: var(--rc-danger); }
.rc-mb-0 { margin-bottom: 0; }
.rc-mt-lg { margin-top: 2rem; }
.rc-flex-center { display: flex; justify-content: center; }
.rc-inline-center { display: flex; align-items: center; justify-content: center; margin-bottom: 1rem; }
.rc-text-center-block { text-align: center; margin-bottom: 1rem; }

.rc-visually-center { margin-left: auto; margin-right: auto; }

/* ─── Scrollbar ───────────────────────────────────────────── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--rc-gray-100); }
::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, var(--rc-blue), var(--rc-green));
    border-radius: 4px;
}

/* ─── API Styles (existing) ───────────────────────────────── */
.api-container {
    max-width: 1200px;
    margin: 0 auto;
}

.endpoint-card {
    background: var(--rc-white);
    border-radius: var(--rc-radius-lg);
    box-shadow: var(--rc-shadow-sm);
    border: 1px solid var(--rc-gray-200);
    margin-bottom: 1.5rem;
    transition: box-shadow var(--rc-transition), border-color var(--rc-transition);
    overflow: hidden;
}
.endpoint-card:hover {
    box-shadow: var(--rc-shadow-md);
    border-color: var(--rc-blue-mid);
}

.endpoint-header {
    padding: 1rem 1.25rem;
    background-color: var(--rc-gray-50);
    border-bottom: 1px solid var(--rc-gray-200);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.endpoint-header h5 {
    margin: 0;
    font-size: 0.95rem;
    color: var(--rc-blue-dark);
}

.method-badge {
    padding: 0.25rem 0.75rem;
    border-radius: var(--rc-radius);
    font-weight: 700;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.method-get    { background: var(--rc-info-bg);    color: var(--rc-info);    border: 1px solid #b3cfe8; }
.method-post   { background: var(--rc-success-bg); color: var(--rc-success); border: 1px solid #a3d4bb; }
.method-put    { background: var(--rc-warning-bg); color: var(--rc-warning); border: 1px solid #f0d080; }
.method-delete { background: var(--rc-danger-bg);  color: var(--rc-danger);  border: 1px solid #f0b0b0; }

.code-block {
    background: #1a2638;
    border-radius: var(--rc-radius-lg);
    padding: 1.1rem 1.25rem;
    margin: 1rem 0;
    position: relative;
}
.code-block pre {
    margin: 0;
    color: #e2e8f0;
    font-family: var(--rc-font-mono);
    font-size: 0.82rem;
    line-height: 1.6;
    white-space: pre-wrap;
}

.doc-section { margin-bottom: 2.5rem; }
.doc-section h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--rc-blue-dark);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--rc-blue-light);
}

.params-table {
    width: 100%;
    border-collapse: collapse;
    margin: 1rem 0;
    font-size: 0.875rem;
}
.params-table th,
.params-table td {
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--rc-gray-200);
    text-align: left;
    vertical-align: top;
}
.params-table th {
    background: var(--rc-blue-light);
    color: var(--rc-blue-dark);
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.params-table tr:hover td { background-color: var(--rc-gray-50); }

.api-nav {
    position: sticky;
    top: 0;
    padding: 0.85rem 1.25rem;
    background: var(--rc-white);
    border-bottom: 1px solid var(--rc-gray-200);
    z-index: 10;
}
.nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    padding: 0;
    margin: 0;
}
.nav-links a {
    color: var(--rc-gray-600);
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    transition: color var(--rc-transition);
}
.nav-links a:hover { color: var(--rc-blue); }

.history-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 48, 94, 0.6);
    z-index: 2000;
    backdrop-filter: blur(3px);
}

.history-modal-content {
    position: relative;
    background: var(--rc-white);
    margin: 60px auto;
    padding: 2rem;
    width: 90%;
    max-width: 820px;
    max-height: 80vh;
    overflow-y: auto;
    border-radius: var(--rc-radius-lg);
    box-shadow: var(--rc-shadow-md);
    border-top: 4px solid transparent;
    border-image: linear-gradient(
        to right,
        var(--rc-blue)   0%,   var(--rc-blue)   33.3%,
        var(--rc-orange) 33.3%, var(--rc-orange) 66.6%,
        var(--rc-green)  66.6%, var(--rc-green)  100%
    ) 1;
}

.close-modal {
    position: absolute;
    right: 1.25rem;
    top: 1.1rem;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--rc-gray-400);
    line-height: 1;
    transition: color var(--rc-transition);
}
.close-modal:hover { color: var(--rc-blue-dark); }

.history-item {
    border-bottom: 1px solid var(--rc-gray-100);
    padding: 1rem 0;
}
.history-item:last-child { border-bottom: none; }

.history-timestamp {
    color: var(--rc-gray-400);
    font-size: 0.8rem;
    text-align: right;
    margin-bottom: 0.4rem;
}

.history-request,
.history-response { font-size: 0.875rem; }
.history-request strong,
.history-response strong {
    color: var(--rc-blue-dark);
    font-weight: 700;
}

/* ─── Responsive ──────────────────────────────────────────── */
@media (max-width: 768px) {
    .history-modal-content {
        margin: 20px auto;
        padding: 1.25rem;
        width: 95%;
    }
    .endpoint-header {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    .nav-links {
        flex-direction: column;
        gap: 0.5rem;
    }
    .rc-pricing-grid { grid-template-columns: 1fr; }
    .rc-steps { flex-direction: column; align-items: center; }
}