/* ============================================
   BOTTELIGENCE DESIGN SYSTEM - COMPONENTS
   ============================================ */

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-6);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    font-family: var(--font-family-base);
    line-height: 1;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius-none);
    /* Square/Sharp corners like Nitrow */
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    user-select: none;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
}

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

/* Button Variants */
.btn-primary {
    background-color: white;
    color: #FF6B00;
    font-weight: bold;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background-color: var(--color-bg-secondary);
    border-color: var(--color-text-secondary);
}

.btn-secondary:active {
    background-color: var(--color-bg-tertiary);
}

.btn-accent {
    background-color: var(--color-accent);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-accent:hover {
    background-color: var(--color-accent-hover);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-ghost {
    background-color: transparent;
    color: var(--color-text-secondary);
}

.btn-ghost:hover {
    background-color: var(--color-bg-secondary);
    color: var(--color-text);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--space-5) var(--space-8);
    font-size: var(--font-size-lg);
    border-radius: var(--border-radius-lg);
}

.btn-pill {
    border-radius: var(--border-radius-full);
}

.btn-block {
    width: 100%;
}

/* CARDS */
.card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0;
    /* Square corners like reference */
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--color-border);
}

.card-elevated {
    box-shadow: var(--shadow-md);
    border: none;
}

.card-elevated:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-2px);
}

.card-header {
    margin-bottom: var(--space-5);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-divider);
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: white;
    margin-bottom: var(--space-2);
}

.card-subtitle {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0;
}

.card-body {
    margin-bottom: var(--space-5);
}

.card-footer {
    margin-top: var(--space-5);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-divider);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

/* Card as Link */
a.card {
    text-decoration: none;
    color: inherit;
    display: block;
}

a.card:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* BADGES & PILLS */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    line-height: 1;
    border-radius: var(--border-radius-full);
    white-space: nowrap;
}

.badge-primary {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
}

.badge-accent {
    background-color: var(--color-accent-light);
    color: var(--color-accent);
}

.badge-neutral {
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
}

.badge-outline {
    background-color: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
}

/* GRID SYSTEM */
.grid {
    display: grid;
    gap: var(--space-6);
}

.grid-cols-1 {
    grid-template-columns: repeat(1, 1fr);
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Responsive Grid */
@media (max-width: 768px) {

    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }

    .grid-cols-2-mobile {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 769px) and (max-width: 1024px) {

    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Grid Gap Variants */
.grid-gap-sm {
    gap: var(--space-4);
}

.grid-gap-lg {
    gap: var(--space-8);
}

/* HERO SECTION */
.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
}

.hero-title {
    max-width: 800px;
    margin-bottom: var(--space-5);
}

.hero-subtitle {
    max-width: 600px;
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
    line-height: var(--line-height-relaxed);
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    flex-wrap: wrap;
    justify-content: center;
}

@media (max-width: 768px) {
    .hero {
        padding-top: var(--space-8);
        padding-bottom: var(--space-8);
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
    }
}

/* FEATURE GRID */
.feature {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
}

.feature-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.feature-description {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: 0;
}

/* ARCHITECTURE STRIP / DIAGRAM BLOCKS */
.architecture-strip {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    padding: var(--space-8) 0;
    overflow-x: auto;
}

.architecture-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 140px;
    min-height: 100px;
    padding: var(--space-5);
    background-color: var(--color-surface);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.architecture-block:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.architecture-block-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-top: var(--space-2);
}

.architecture-arrow {
    font-size: var(--font-size-2xl);
    color: var(--color-text-tertiary);
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .architecture-strip {
        flex-direction: column;
        gap: var(--space-3);
    }

    .architecture-arrow {
        transform: rotate(90deg);
    }

    .architecture-block {
        width: 100%;
        min-width: unset;
    }
}

/* STATS / METRICS */
.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--space-2);
}

.stat-value {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    line-height: 1;
}

.stat-label {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

/* DIVIDER */
.divider {
    height: 1px;
    background-color: var(--color-divider);
    border: none;
    margin: var(--space-8) 0;
}

.divider-vertical {
    width: 1px;
    height: 100%;
    background-color: var(--color-divider);
    margin: 0 var(--space-4);
}

/* CALLOUT / ALERT */
.callout {
    padding: var(--space-5);
    border-left: 4px solid var(--color-primary);
    background-color: var(--color-primary-light);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--space-6);
}

.callout-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.callout-content {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

.callout-accent {
    border-left-color: var(--color-accent);
    background-color: var(--color-accent-light);
}

/* FLEX UTILITIES */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

.items-center {
    align-items: center;
}

.items-start {
    align-items: flex-start;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-2 {
    gap: var(--space-2);
}

.gap-4 {
    gap: var(--space-4);
}

.gap-6 {
    gap: var(--space-6);
}

.gap-8 {
    gap: var(--space-8);
}

/* ASPECT RATIO CONTAINERS */
.aspect-video {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    /* 16:9 */
    overflow: hidden;
    border-radius: var(--border-radius-lg);
}

.aspect-square {
    position: relative;
    width: 100%;
    padding-bottom: 100%;
    overflow: hidden;
    border-radius: var(--border-radius-lg);
}

.aspect-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ANIMATIONS */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn var(--transition-base) ease-out;
}

/* Disable animations for users who prefer reduced motion */
@media (prefers-reduced-motion: reduce) {

    .card,
    .card-elevated,
    .architecture-block,
    .btn,
    .animate-fade-in {
        transition: none;
        animation: none;
    }
}