/* ROI Calculator Specific Styles */
.roi-section {
    animation: fadeIn 1s ease 0.2s both;
}

.card {
    background: var(--card-bg);
    backdrop-filter: blur(25px);
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 4rem;
    box-shadow: 0 50px 100px rgba(0,0,0,0.7);
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
}

.input-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    margin-bottom: 3rem;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.field label {
    font-size: 0.7rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 3px;
}

.field input {
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-light);
    padding: 1.2rem;
    color: #FFFFFF;
    border-radius: 4px;
    font-family: var(--font-sans);
    font-size: 1.2rem;
    transition: all 0.3s ease;
    width: 100%;
}

.field input:focus {
    outline: none;
    border-color: var(--primary-red);
    box-shadow: 0 0 25px var(--primary-red-glow);
    background: rgba(0, 0, 0, 0.7);
}

.main-cta {
    width: 100%;
    padding: 1.8rem;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 50px;
    background: linear-gradient(180deg, #DE2A2A 0%, #A51A1A 100%);
    color: #FFFFFF;
    font-weight: 700;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 5px;
    cursor: pointer;
    transition: all 0.5s cubic-bezier(0.19, 1, 0.22, 1);
    box-shadow: 0 20px 45px rgba(222, 42, 42, 0.3);
}

.main-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 30px 60px rgba(222, 42, 42, 0.5);
    filter: brightness(1.1);
}

#roi-results {
    padding: 3rem 2rem;
}

.results-hero-roi {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1.25rem 1rem 1.15rem;
    background: linear-gradient(135deg, rgba(222, 42, 42, 0.12) 0%, rgba(61, 139, 253, 0.08) 100%);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-left: 4px solid var(--primary-red);
}

.results-headline-roi {
    margin: 0 0 0.85rem;
    font-size: clamp(1.15rem, 3vw, 1.45rem);
    font-weight: 700;
    line-height: 1.35;
    color: var(--primary-red);
}

.results-headline-roi .hl-muted {
    color: #e86572;
    font-weight: 700;
}

.results-headline-roi .hours-stat {
    color: #fff;
    font-weight: 800;
}

.equiv-roi {
    margin: 0;
    font-size: clamp(0.95rem, 2.4vw, 1.05rem);
    font-weight: 500;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.45;
}

.equiv-roi strong {
    color: #fff;
    font-weight: 800;
}

.equiv-roi .equiv-math {
    display: block;
    margin-top: 0.35rem;
    font-size: 0.92em;
    opacity: 0.9;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 0;
    margin-bottom: 2rem;
}

.res-card {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-light);
    padding: 1.5rem 1.15rem;
    text-align: left;
    border-radius: 4px;
}

.res-period {
    font-size: 0.65rem;
    color: rgba(255, 255, 255, 0.45);
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.line-chart-intro-roi {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.58);
    margin: 0 0 0.75rem;
    line-height: 1.45;
}

.line-chart-wrap-roi {
    width: 100%;
    max-width: none;
    margin: 0 -0.25rem 1rem;
    border-radius: 12px;
    background:
        radial-gradient(ellipse 90% 80% at 50% 0%, rgba(222, 42, 42, 0.1) 0%, transparent 52%),
        rgba(0, 0, 0, 0.35);
    border: 1px solid var(--border-light);
    padding: 0.4rem 0.05rem 0.3rem;
    overflow: hidden;
}

.line-chart-wrap-roi .roi-line-chart-svg {
    display: block;
    width: 100%;
    max-width: none;
    max-height: min(380px, 75vw);
    margin: 0 auto;
}

.breakeven-note-roi {
    margin: 0;
    padding: 0.85rem 1rem;
    font-size: clamp(0.9rem, 2.3vw, 1rem);
    line-height: 1.45;
    color: rgba(255, 255, 255, 0.58);
    background: rgba(232, 192, 64, 0.08);
    border-radius: 8px;
    border-left: 3px solid #e8c040;
}

.breakeven-note-roi strong {
    color: #fff;
}

.res-value {
    font-size: 1rem;
    font-weight: 700;
    color: #FFFFFF;
}

.res-value .eur { color: #FFFFFF; }
.res-value .sep { color: rgba(255,255,255,0.2); margin: 0 5px; }

@media (max-width: 700px) {
    .card { padding: 2rem; }
    .results-grid { grid-template-columns: 1fr; }
}