/* ═══════════════════════════════════════════════════════
   USE CASE TEMPLATE — Page-specific styles
   Prefix: db-uc-
   Extends default.css tokens
   ═══════════════════════════════════════════════════════ */

/* ─── Hero ─── */
.db-uc-hero {
    position: relative;
    background: var(--db-gradient-hero, linear-gradient(165deg, #091B36 0%, #0a1e3d 30%, #0f2547 50%, #091B36 100%));
    padding: 6rem 0 5rem;
    overflow: hidden;
    margin-top: -72px;
    padding-top: calc(6rem + 72px);
}

.db-uc-hero__bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.db-uc-hero__orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(130px);
    opacity: 0.22;
}

.db-uc-hero__orb--1 {
    width: 540px;
    height: 540px;
    background: var(--db-blue);
    top: -220px;
    right: -60px;
}

.db-uc-hero__orb--2 {
    width: 380px;
    height: 380px;
    background: var(--db-cyan);
    bottom: -140px;
    left: -100px;
}

/* ─── Hero Inner (2-col layout) ─── */
.db-uc-hero__inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 4rem;
    align-items: center;
}

.db-uc-hero__content {
    max-width: 600px;
}

/* ─── Use Case Tag ─── */
.db-uc-hero__tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 100px;
    padding: 0.375rem 1rem;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--db-cyan);
    margin-bottom: 1.5rem;
}

.db-uc-hero__tag svg {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
}

/* ─── Hero H1 ─── */
.db-uc-hero h1 {
    font-family: var(--db-font-display);
    font-size: clamp(2rem, 4.5vw, 3.125rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.12;
    color: #ffffff;
    margin: 0 0 1rem;
}

.db-uc-hero h1 span {
    background: linear-gradient(135deg, #60a5fa 0%, var(--db-cyan) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ─── Slogan + Summary ─── */
.db-uc-hero__slogan {
    font-family: var(--db-font-display);
    font-size: 1.1875rem;
    font-weight: 600;
    color: #e2e8f0;
    margin: 0 0 0.75rem;
    line-height: 1.4;
}

.db-uc-hero__summary {
    font-size: 1rem;
    line-height: 1.75;
    color: #94a3b8;
    margin: 0 0 1.75rem;
}

/* ─── Feature Pills ─── */
.db-uc-hero__pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.db-uc-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 100px;
    padding: 0.375rem 0.875rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: rgba(255,255,255,0.8);
}

.db-uc-pill svg {
    width: 13px;
    height: 13px;
    color: var(--db-green);
    flex-shrink: 0;
}

/* ─── Hero Visual ─── */
.db-uc-hero__visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.db-uc-hero__visual img {
    max-width: 100%;
    height: auto;
    max-height: 320px;
    filter: drop-shadow(0 20px 50px rgba(0,0,0,0.35));
}

/* ─── Dynamic Content Sections ─── */
.db-uc-sections {
    padding: 5.5rem 0 4rem;
    background: var(--db-bg);
}

.db-uc-grid {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-width: 960px;
    margin: 0 auto;
}

/* ─── Card ─── */
.db-uc-card {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 0 2rem;
    padding: 2.5rem 2.5rem 2.5rem 0;
    position: relative;
    border-bottom: 1px solid var(--db-border-light);
}

.db-uc-card:last-child {
    border-bottom: none;
}

/* ─── Indicator column (number + line) ─── */
.db-uc-card__indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding-top: 0.125rem;
}

.db-uc-card__num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    font-family: var(--db-font-mono);
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    transition: transform 0.3s var(--db-ease), box-shadow 0.3s var(--db-ease);
}

.db-uc-card__line {
    width: 2px;
    flex: 1;
    min-height: 24px;
    border-radius: 1px;
    opacity: 0.25;
    transition: opacity 0.3s var(--db-ease);
}

.db-uc-card:last-child .db-uc-card__line {
    display: none;
}

/* ─── Accent: blue ─── */
.db-uc-card--blue .db-uc-card__num {
    background: rgba(61, 127, 252, 0.08);
    color: var(--db-blue);
    border: 1px solid rgba(61, 127, 252, 0.18);
}

.db-uc-card--blue .db-uc-card__line {
    background: var(--db-blue);
}

.db-uc-card--blue h2::after {
    background: var(--db-blue);
}

/* ─── Accent: cyan ─── */
.db-uc-card--cyan .db-uc-card__num {
    background: rgba(21, 193, 230, 0.08);
    color: var(--db-cyan);
    border: 1px solid rgba(21, 193, 230, 0.18);
}

.db-uc-card--cyan .db-uc-card__line {
    background: var(--db-cyan);
}

.db-uc-card--cyan h2::after {
    background: var(--db-cyan);
}

/* ─── Accent: purple ─── */
.db-uc-card--purple .db-uc-card__num {
    background: rgba(147, 51, 234, 0.08);
    color: var(--db-purple);
    border: 1px solid rgba(147, 51, 234, 0.18);
}

.db-uc-card--purple .db-uc-card__line {
    background: var(--db-purple);
}

.db-uc-card--purple h2::after {
    background: var(--db-purple);
}

/* ─── Accent: green ─── */
.db-uc-card--green .db-uc-card__num {
    background: rgba(34, 197, 94, 0.08);
    color: var(--db-green);
    border: 1px solid rgba(34, 197, 94, 0.18);
}

.db-uc-card--green .db-uc-card__line {
    background: var(--db-green);
}

.db-uc-card--green h2::after {
    background: var(--db-green);
}

/* ─── Accent: orange ─── */
.db-uc-card--orange .db-uc-card__num {
    background: rgba(249, 115, 22, 0.08);
    color: var(--db-orange);
    border: 1px solid rgba(249, 115, 22, 0.18);
}

.db-uc-card--orange .db-uc-card__line {
    background: var(--db-orange);
}

.db-uc-card--orange h2::after {
    background: var(--db-orange);
}

/* ─── Card body ─── */
.db-uc-card__body {
    min-width: 0;
}

.db-uc-card__body h2 {
    font-family: var(--db-font-display);
    font-size: 1.375rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--db-text);
    margin: 0 0 0.375rem;
    line-height: 1.3;
    position: relative;
    padding-bottom: 1rem;
}

.db-uc-card__body h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 36px;
    height: 3px;
    border-radius: 2px;
    opacity: 0.5;
    transition: width 0.35s var(--db-ease), opacity 0.35s var(--db-ease);
}

.db-uc-card__body p {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: var(--db-text-secondary);
    margin: 0;
}

/* ─── Card hover ─── */
.db-uc-card:hover .db-uc-card__num {
    transform: scale(1.08);
}

.db-uc-card:hover .db-uc-card__line {
    opacity: 0.45;
}

.db-uc-card:hover .db-uc-card__body h2::after {
    width: 56px;
    opacity: 0.8;
}

/* ─── FAQ Section ─── */
.db-uc-faq {
    padding: 5rem 0;
    background: var(--db-bg-alt);
}

.db-uc-faq__title {
    font-family: var(--db-font-display);
    font-size: clamp(1.75rem, 3.5vw, 2.25rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    text-align: center;
    color: var(--db-text);
    margin: 0 0 3rem;
}

/* ─── CTA Section ─── */
.db-uc-cta {
    position: relative;
    padding: 5rem 0;
    background: var(--db-navy);
    text-align: center;
    overflow: hidden;
}

.db-uc-cta__inner {
    position: relative;
    z-index: 1;
    max-width: 640px;
    margin: 0 auto;
}

.db-uc-cta h2 {
    font-family: var(--db-font-display);
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 1rem;
    letter-spacing: -0.02em;
}

.db-uc-cta p {
    font-size: 1.0625rem;
    line-height: 1.7;
    color: #94a3b8;
    margin: 0 0 2.5rem;
}

/* ─── Responsive ─── */
@media (max-width: 1200px) {
    .db-uc-hero {
        padding: 5rem 0 4rem;
        padding-top: calc(5rem + 72px);
    }

    .db-uc-hero__inner {
        grid-template-columns: 1fr 300px;
        gap: 3rem;
    }
}

@media (max-width: 992px) {
    .db-uc-hero__inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .db-uc-hero__content {
        max-width: 100%;
    }

    .db-uc-hero__pills {
        justify-content: center;
    }

    .db-uc-hero__visual {
        display: none;
    }

    .db-uc-sections {
        padding: 4rem 0 3rem;
    }
}

@media (max-width: 768px) {
    .db-uc-hero {
        padding: 4rem 0 3.5rem;
        padding-top: calc(4rem + 72px);
    }

    .db-uc-hero h1 {
        font-size: 1.875rem;
    }

    .db-uc-hero__slogan {
        font-size: 1.0625rem;
    }

    .db-uc-sections {
        padding: 3rem 0 2rem;
    }

    .db-uc-card {
        grid-template-columns: 44px 1fr;
        gap: 0 1.25rem;
        padding: 1.75rem 0;
    }

    .db-uc-card__num {
        width: 38px;
        height: 38px;
        border-radius: 10px;
        font-size: 0.75rem;
    }

    .db-uc-card__body h2 {
        font-size: 1.1875rem;
    }

    .db-uc-card__body p {
        font-size: 0.875rem;
        line-height: 1.75;
    }

    .db-uc-faq {
        padding: 3.5rem 0;
    }

    .db-uc-cta {
        padding: 3.5rem 0;
    }
}

@media (max-width: 480px) {
    .db-uc-hero h1 {
        font-size: 1.625rem;
    }

    .db-uc-hero__slogan {
        font-size: 1rem;
    }

    .db-uc-card {
        grid-template-columns: 36px 1fr;
        gap: 0 1rem;
        padding: 1.5rem 0;
    }

    .db-uc-card__num {
        width: 32px;
        height: 32px;
        border-radius: 8px;
        font-size: 0.6875rem;
    }

    .db-uc-card__body h2 {
        font-size: 1.0625rem;
        padding-bottom: 0.75rem;
    }

    .db-uc-card__body h2::after {
        width: 28px;
        height: 2px;
    }

    .db-uc-card__body p {
        font-size: 0.8125rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .db-uc-card__num,
    .db-uc-card__line,
    .db-uc-card__body h2::after {
        transition: none !important;
    }
}