/**
 * MAJOTUBEUNAIDEA - Ideas Page Styles (Premium Edition v4.0)
 * Estilos premium para la sección de ideas y procesos
 */

/* ============================================
   IDEAS HERO (Premium)
   ============================================ */
.ideas-hero {
    padding: calc(var(--header-height) + var(--safe-top) + var(--space-12)) 5% var(--space-16);
    background:
        linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-dark) 100%),
        radial-gradient(ellipse at 50% 0%, rgba(0, 214, 143, 0.08), transparent 70%);
    text-align: center;
    position: relative;
}

.ideas-hero__title {
    font-family: var(--font-family-headings);
    font-size: clamp(2rem, 7vw, 4rem);
    font-weight: var(--font-weight-black);
    margin-bottom: var(--space-4);
}

.ideas-hero__title span {
    background: var(--gradient-success);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   CATEGORIES BAR (Premium Sticky)
   ============================================ */
.categories-bar {
    position: sticky;
    top: calc(var(--header-height) + var(--safe-top));
    z-index: calc(var(--z-fixed) - 1);
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    padding: var(--space-4) 5%;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-subtle);
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.categories-bar::-webkit-scrollbar {
    display: none;
}

/* Offset correction when header is scrolled */
.header.scrolled + main .categories-bar {
    top: calc(var(--header-height-scrolled) + var(--safe-top));
}

.category-item {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    color: var(--text-secondary);
    padding: var(--space-2) var(--space-4);
    background: var(--bg-elevated);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-full);
    transition: var(--transition-spring);
    cursor: pointer;
}

.category-item:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-strong);
    transform: translateY(-2px);
}

.category-item__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    box-shadow: 0 0 8px currentColor;
}

.category-item__dot--process {
    background: var(--color-primary);
}

.category-item__dot--technique {
    background: var(--color-accent);
}

.category-item__dot--tip {
    background: var(--color-success);
}

.category-item__dot--sales {
    background: #FFD700;
    box-shadow: 0 0 8px #FFD700;
}

.category-item__dot--office {
    background: #00CED1;
    box-shadow: 0 0 8px #00CED1;
}

/* ============================================
   IDEAS SECTION (Premium)
   ============================================ */
.ideas-section {
    padding: var(--space-16) 5%;
}

.ideas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: var(--space-6);
    max-width: var(--container-2xl);
    margin: 0 auto;
}

/* ============================================
   IDEA CARD (Premium Glassmorphism)
   ============================================ */
.idea-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transition: var(--transition-slow);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.idea-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    transition: var(--transition-base);
}

.idea-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(255, 255, 255, 0.03), transparent 60%);
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

.idea-card:hover {
    background: var(--bg-card-hover);
    transform: translateY(-6px);
    border-color: var(--border-strong);
    box-shadow: var(--shadow-lg);
}

.idea-card:hover::before {
    width: 6px;
}

.idea-card:hover::after {
    opacity: 1;
}

/* Category-specific borders */
.idea-card--process::before {
    background: var(--gradient-primary);
    box-shadow: 0 0 10px var(--color-primary-glow);
}

.idea-card--technique::before {
    background: var(--gradient-accent);
    box-shadow: 0 0 10px var(--color-accent-glow);
}

.idea-card--tip::before {
    background: var(--gradient-success);
    box-shadow: 0 0 10px var(--color-success-glow);
}

.idea-card--sales::before {
    background: linear-gradient(180deg, #FFD700, #FFA500);
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}

.idea-card--office::before {
    background: linear-gradient(180deg, #00CED1, #008B8B);
    box-shadow: 0 0 10px rgba(0, 206, 209, 0.3);
}

.idea-card__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-5);
}

.idea-card__icon {
    font-size: var(--font-size-3xl);
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-surface);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    transition: var(--transition-spring);
}

.idea-card:hover .idea-card__icon {
    transform: scale(1.1) rotate(-5deg);
    border-color: var(--border-strong);
}

.idea-card__title {
    font-family: var(--font-family-headings);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-3);
    color: var(--text-primary);
}

.idea-card__description {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--space-6);
    flex: 1;
}

.idea-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.idea-card__tag {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    padding: var(--space-1) var(--space-3);
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-full);
    color: var(--text-muted);
    transition: var(--transition-fast);
}

.idea-card__tag:hover {
    background: var(--bg-card);
    border-color: var(--border-default);
    color: var(--text-secondary);
}

/* ============================================
   IDEAS CTA (Premium)
   ============================================ */
.ideas-cta {
    padding: var(--space-20) 5%;
    background: var(--bg-dark);
    text-align: center;
    position: relative;
}

.ideas-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gradient-success);
    opacity: 0.5;
}

.ideas-cta__box {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border-strong);
    border-radius: var(--radius-2xl);
    padding: var(--space-16) var(--space-10);
    max-width: 800px;
    margin: 0 auto;
    box-shadow: var(--shadow-xl);
    position: relative;
    overflow: hidden;
}

.ideas-cta__box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-success);
}

.ideas-cta__title {
    font-family: var(--font-family-headings);
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-black);
    margin-bottom: var(--space-4);
}

.ideas-cta__description {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   RESPONSIVE IDEAS (Premium)
   ============================================ */
@media (max-width: 1024px) {
    .categories-bar {
        justify-content: flex-start;
        padding-left: 5%;
        padding-right: 5%;
        mask-image: linear-gradient(to right, black 90%, transparent 100%);
        -webkit-mask-image: linear-gradient(to right, black 90%, transparent 100%);
    }

    .ideas-grid {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    }
}

@media (max-width: 768px) {
    .ideas-hero {
        padding-top: calc(var(--header-height) + var(--safe-top) + var(--space-10));
        padding-bottom: var(--space-12);
    }

    .categories-bar {
        padding: var(--space-3) 0;
    }

    .category-item {
        padding: var(--space-2) var(--space-3);
        font-size: 10px;
    }

    .ideas-grid {
        grid-template-columns: 1fr;
        padding: 0;
    }

    .ideas-cta__box {
        padding: var(--space-12) var(--space-6);
        margin: 0 var(--space-4);
    }

    .ideas-cta__title {
        font-size: var(--font-size-2xl);
    }
}