/* 
 * Landing Page Styles - Unidy Demo Navigation
 * Brigitte.de Design System Extension
 */

/* ========================================
   Hero Section
   ======================================== */
.hero {
    background: linear-gradient(135deg, var(--color-pink-light) 0%, var(--color-page-background) 50%, var(--color-petrol-light) 100%);
    padding: var(--space-10) var(--page-section-padding-base);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 70%, rgba(216, 17, 95, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 70% 30%, rgba(0, 138, 131, 0.05) 0%, transparent 50%);
    animation: subtle-shift 20s ease-in-out infinite;
    pointer-events: none;
}

@keyframes subtle-shift {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-2%, 2%); }
}

.hero__inner {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero__badge {
    display: inline-block;
    font: 600 12px/16px var(--font-family);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-petrol-basic);
    background: var(--color-max-light);
    padding: var(--space-1) var(--space-2);
    border-radius: 20px;
    margin-bottom: var(--space-3);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.hero__title {
    font: 600 clamp(32px, 6vw, 56px)/1.1 var(--font-family);
    letter-spacing: -0.02em;
    color: var(--color-max-dark);
    margin-bottom: var(--space-3);
}

.hero__subtitle {
    font: 300 clamp(16px, 2.5vw, 20px)/1.6 var(--font-family);
    color: var(--color-neutral-dark);
    max-width: 600px;
    margin: 0 auto var(--space-4);
}

.hero__demo-link {
    margin-top: var(--space-2);
}

.hero__button {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font: 600 14px/20px var(--font-family);
    letter-spacing: 0.02em;
    color: var(--color-max-light);
    background: linear-gradient(135deg, var(--color-petrol-basic) 0%, #006b65 100%);
    padding: var(--space-1_5) var(--space-3);
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(0, 138, 131, 0.3);
}

.hero__button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 138, 131, 0.4);
}

.hero__button svg {
    transition: transform 0.2s ease;
}

.hero__button:hover svg {
    transform: translate(2px, -2px);
}

/* ========================================
   Features Section
   ======================================== */
.features {
    padding: var(--space-8) var(--page-section-padding-base);
    max-width: var(--base-content-max-width);
    margin: 0 auto;
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-4);
}

/* ========================================
   Feature Cards
   ======================================== */
.feature-card {
    background: var(--color-max-light);
    border-radius: 16px;
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    position: relative;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    color: inherit;
    overflow: hidden;
}

.feature-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-petrol-basic), var(--color-highlight));
    opacity: 0;
    transition: opacity 0.3s ease;
}

/* Active Card Styles */
.feature-card--active {
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.feature-card--active:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
}

.feature-card--active:hover::before {
    opacity: 1;
}

.feature-card--active .feature-card__icon {
    color: var(--color-petrol-basic);
}

.feature-card--active:hover .feature-card__icon {
    transform: scale(1.05);
}

.feature-card--active:hover .feature-card__arrow {
    transform: translateX(4px);
}

/* Secondary Active Card (smaller, side-by-side) */
.feature-card--secondary {
    /* Inherits active styles but doesn't span full width on desktop */
}

/* Coming Soon Card Styles */
.feature-card--coming-soon {
    opacity: 0.7;
    filter: grayscale(20%);
}

.feature-card--coming-soon .feature-card__icon {
    color: var(--color-neutral-medium);
}

.feature-card__badge {
    position: absolute;
    top: var(--space-2);
    right: var(--space-2);
    font: 600 10px/12px var(--font-family);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-max-light);
    background: var(--color-neutral-medium);
    padding: var(--space-0_5) var(--space-1_5);
    border-radius: 12px;
}

/* Card Icon */
.feature-card__icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-3);
    transition: transform 0.3s ease;
}

.feature-card__icon svg {
    width: 100%;
    height: 100%;
}

/* Card Content */
.feature-card__content {
    flex: 1;
}

.feature-card__title {
    font: 600 22px/28px var(--font-family);
    color: var(--color-max-dark);
    margin-bottom: var(--space-2);
}

.feature-card__description {
    font: 300 15px/24px var(--font-family);
    color: var(--color-neutral-dark);
    margin-bottom: var(--space-3);
}

.feature-card__highlights {
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-3) 0;
}

.feature-card__highlights li {
    font: 300 13px/20px var(--font-family);
    color: var(--color-neutral-dim);
    padding-left: var(--space-3);
    position: relative;
    margin-bottom: var(--space-1);
}

.feature-card__highlights li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 7px;
    width: 6px;
    height: 6px;
    background: var(--color-petrol-basic);
    border-radius: 50%;
}

.feature-card--coming-soon .feature-card__highlights li::before {
    background: var(--color-neutral-bright);
}

/* Card CTA */
.feature-card__cta {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    margin-top: auto;
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-neutral-light);
}

.feature-card__button {
    font: 600 14px/20px var(--font-family);
    letter-spacing: 0.02em;
    color: var(--color-petrol-basic);
    transition: color 0.2s ease;
}

.feature-card--active:hover .feature-card__button {
    color: var(--color-highlight);
}

.feature-card__cta--disabled .feature-card__button {
    color: var(--color-neutral-medium);
}

.feature-card__arrow {
    width: 20px;
    height: 20px;
    color: var(--color-petrol-basic);
    transition: transform 0.2s ease;
}

/* ========================================
   Info Section
   ======================================== */
.info-section {
    background: linear-gradient(180deg, var(--color-page-background) 0%, var(--color-petrol-light) 100%);
    padding: var(--space-8) var(--page-section-padding-base);
}

.info-section__inner {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.info-section__logo {
    width: 100px;
    height: 40px;
    margin: 0 auto var(--space-3);
    color: var(--color-petrol-basic);
}

.info-section__logo svg {
    width: 100%;
    height: 100%;
}

.info-section__text {
    font: 300 16px/28px var(--font-family);
    color: var(--color-neutral-dark);
    margin-bottom: var(--space-4);
}

.info-section__tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-1_5);
}

.info-section__tag {
    font: 600 11px/14px var(--font-family);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-petrol-basic);
    background: var(--color-max-light);
    padding: var(--space-1) var(--space-2);
    border-radius: 16px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

/* ========================================
   Responsive Adjustments
   ======================================== */
@media (max-width: 640px) {
    .hero {
        padding: var(--space-6) var(--page-section-padding-base);
    }
    
    .features__grid {
        grid-template-columns: 1fr;
    }
    
    .feature-card {
        padding: var(--space-3);
    }
    
    .feature-card__icon {
        width: 48px;
        height: 48px;
    }
}

@media (min-width: 1001px) {
    .features__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Primary active card spans full width */
    .feature-card--active:not(.feature-card--secondary) {
        grid-column: span 2;
        display: grid;
        grid-template-columns: auto 1fr auto;
        grid-template-rows: auto 1fr;
        gap: 0 var(--space-4);
        align-items: start;
    }
    
    .feature-card--active:not(.feature-card--secondary) .feature-card__icon {
        grid-row: span 2;
        width: 80px;
        height: 80px;
        align-self: start;
    }
    
    .feature-card--active:not(.feature-card--secondary) .feature-card__content {
        grid-column: 2;
        grid-row: span 2;
    }
    
    .feature-card--active:not(.feature-card--secondary) .feature-card__cta {
        grid-column: 3;
        grid-row: 1;
        border-top: none;
        padding-top: 0;
        flex-direction: column;
        align-items: flex-end;
        text-align: right;
    }
    
    /* Secondary active card stays in single column */
    .feature-card--secondary {
        grid-column: span 1;
    }
}

/* ========================================
   Dark Mode Support
   ======================================== */
@media (prefers-color-scheme: dark) {
    .hero {
        background: linear-gradient(135deg, rgba(76, 6, 33, 0.3) 0%, var(--color-page-background) 50%, rgba(2, 58, 56, 0.3) 100%);
    }
    
    .hero__badge {
        background: var(--color-neutral-light);
        color: var(--color-petrol-basic);
    }
    
    .feature-card {
        background: var(--color-neutral-light);
    }
    
    .feature-card__highlights li::before {
        background: var(--color-highlight);
    }
    
    .feature-card--coming-soon .feature-card__highlights li::before {
        background: var(--color-neutral-dim);
    }
    
    .info-section {
        background: linear-gradient(180deg, var(--color-page-background) 0%, rgba(2, 58, 56, 0.4) 100%);
    }
    
    .info-section__tag {
        background: var(--color-neutral-light);
    }
}