/**
 * SpaceX-Inspired Design System for Mariwave
 * "SpaceX for Cognition" - Sleek, minimal, high-tech
 *
 * Philosophy:
 * - Dark backgrounds (#000, var(--bg-card), var(--gray-900))
 * - White/light gray text for maximum contrast
 * - Electric blue accents (var(--color-primary), var(--color-accent-light))
 * - Glass morphism for depth
 * - Minimal, clean interfaces
 * - Smooth animations
 */

/* =============================================
   Global Resets & Base Styles
   ============================================= */

/* stylelint-disable-next-line selector-max-universal -- CSS reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--text-base);
    font-weight: var(--font-normal);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--space-black);
    min-height: 100vh;
    overflow-x: hidden;
}

/* =============================================
   Typography System
   ============================================= */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-bold);
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: var(--space-4);
    letter-spacing: -0.02em;
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }

h6 {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
}

p {
    margin-bottom: var(--space-4);
    color: var(--text-secondary);
}

a {
    color: var(--spacex-blue-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--spacex-blue-bright);
}

code, pre {
    font-family: var(--font-mono);
    font-size: 0.9em;
}

code {
    background: var(--space-gray-800);
    padding: 0.2em 0.4em;
    border-radius: var(--radius-sm);
    color: var(--spacex-blue-light);
}

pre {
    background: var(--space-gray-900);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    overflow-x: auto;
    border: 1px solid var(--glass-border);
}

/* =============================================
   Layout Primitives
   ============================================= */
.container {
    width: 100%;
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.container-narrow {
    max-width: 960px;
}

.section {
    padding: var(--space-16) 0;
}

.section-sm {
    padding: var(--space-12) 0;
}

.section-lg {
    padding: var(--space-24) 0;
}

/* =============================================
   Glass Morphism Components
   ============================================= */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    backdrop-filter: var(--glass-backdrop);
    box-shadow: var(--glass-shadow);
    transition: all var(--transition-base);
}

.glass-card:hover {
    background: rgb(255 255 255 / 0.05);
    border-color: var(--spacex-blue);
    box-shadow: var(--glow-blue);
    transform: translateY(-2px);
}

.glass-panel {
    background: rgb(10 10 10 / 0.8);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    backdrop-filter: blur(12px);
}

/* =============================================
   Buttons - SpaceX Style
   ============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-family);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    line-height: 1;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--spacex-blue);
    color: var(--text-primary);
    box-shadow: var(--glow-blue);
}

.btn-primary:hover {
    background: var(--spacex-blue-bright);
    color: var(--text-primary);
    box-shadow: var(--glow-blue-strong);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--glass-border);
}

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

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

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

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
}

/* =============================================
   Form Elements
   ============================================= */
input, textarea, select {
    font-family: var(--font-family);
    font-size: var(--text-base);
    color: var(--text-primary);
    background: var(--space-gray-900);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    transition: all var(--transition-fast);
    width: 100%;
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--spacex-blue);
    box-shadow: 0 0 0 2px rgb(0 102 255 / 0.1), var(--glow-blue);
}

input::placeholder, textarea::placeholder {
    color: var(--text-disabled);
}

/* =============================================
   Navigation & Header
   ============================================= */
.nav-bar {
    background: var(--space-dark);
    border-bottom: 1px solid var(--glass-border);
    padding: var(--space-4) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(12px);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--text-primary);
    text-decoration: none;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    transition: color var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: var(--spacex-blue-light);
}

/* =============================================
   Hero Section
   ============================================= */
.hero {
    position: relative;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-16) var(--space-6);
    background: linear-gradient(180deg, var(--space-black) 0%, var(--space-dark) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 0%, rgb(0 102 255 / 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 960px;
    margin: 0 auto;
}

.hero-title {
    font-size: var(--text-5xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-6);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--spacex-blue-light) 100%);
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    line-height: 1.6;
}

/* =============================================
   Card Components
   ============================================= */
.card {
    background: var(--space-gray-900);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.card:hover {
    border-color: var(--spacex-blue);
    box-shadow: var(--glow-blue);
    transform: translateY(-4px);
}

.card-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-3);
    color: var(--text-primary);
}

.card-content {
    color: var(--text-secondary);
    font-size: var(--text-base);
    line-height: 1.6;
}

/* =============================================
   Grid System
   ============================================= */
.grid {
    display: grid;
    gap: var(--space-6);
}

.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); }

@media (width <= 768px) {
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }
}

/* =============================================
   Utility Classes
   ============================================= */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.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); }

.w-full { width: 100%; }
.h-full { height: 100%; }

.hidden { display: none; }

/* Responsive Utilities */
@media (width <= 768px) {
    /* stylelint-disable-next-line selector-class-pattern -- Tailwind syntax */
    .md\:hidden { display: none; }
}

/* =============================================
   Animations
   ============================================= */
@keyframes fadeIn {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgb(0 102 255 / 0.3);
    }

    50% {
        box-shadow: 0 0 40px rgb(0 102 255 / 0.6);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

.pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.glow {
    animation: glow 3s ease-in-out infinite;
}

/* =============================================
   Loading States
   ============================================= */
.skeleton {
    background: linear-gradient(90deg,
        var(--space-gray-800) 25%,
        var(--space-gray-700) 50%,
        var(--space-gray-800) 75%
    );
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* =============================================
   Scrollbar Styling
   ============================================= */
::-webkit-scrollbar {
    width: 0;
    height: 0;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: transparent;
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: transparent;
}

/* =============================================
   Selection
   ============================================= */
::selection {
    background: var(--spacex-blue);
    color: var(--text-primary);
}

/* =============================================
   Radar360 / News Feed Components
   (Consolidated from radar360.css)
   ============================================= */

.radar360-pane {
    padding: 1.5rem;
    max-width: 100%;
}

/* Tab Navigation */
.radar-tabs {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.radar-tabs-list {
    display: flex;
    gap: 0.5rem;
}

.radar-refresh-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    background: var(--space-gray-800);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: 0.5rem;
}

.radar-refresh-btn:hover {
    background: var(--spacex-blue);
    border-color: var(--spacex-blue);
    color: var(--text-primary);
}

.radar-refresh-btn.htmx-request {
    pointer-events: none;
    opacity: 0.6;
}

.radar-refresh-btn.htmx-request i {
    animation: radar-spin 1s linear infinite;
}

@keyframes radar-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.radar-tab-trigger {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    font-family: var(--font-family);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.radar-tab-trigger:hover {
    color: var(--text-primary);
    background: var(--space-gray-900);
}

.radar-tab-trigger.active {
    color: var(--spacex-blue-light);
    border-bottom-color: var(--spacex-blue);
}

/* Loading Skeleton */
.radar-skeleton-container {
    padding: 1rem 0;
}

.radar-loading-skeleton {
    margin-bottom: 1rem;
}

.radar-skeleton-card {
    height: 80px;
    background: linear-gradient(90deg, var(--space-gray-800) 25%, var(--space-gray-700) 50%, var(--space-gray-800) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s ease-in-out infinite;
    border-radius: var(--radius-sm);
    margin-bottom: 0.75rem;
}

/* News Feed */
.radar-news-feed {
    padding: 0;
}

.radar-news-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 1rem;
    font-family: var(--font-family);
}

.radar-news-summary {
    padding: 1.5rem;
    background: var(--space-gray-900);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
}

.radar-news-summary p {
    margin: 0;
    font-size: var(--text-base);
    line-height: 1.7;
    color: var(--text-secondary);
}

.radar-news-summary a {
    color: var(--spacex-blue-light);
}

.radar-news-summary a:hover {
    color: var(--spacex-blue-bright);
    text-decoration: underline;
}

.radar-news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.radar-article-card {
    display: flex;
    flex-direction: column;
    background: var(--space-gray-900);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    text-decoration: none;
    transition: all var(--transition-base);
}

.radar-article-card:hover {
    border-color: var(--spacex-blue);
    box-shadow: var(--glow-blue);
    transform: translateY(-2px);
}

.radar-article-thumbnail {
    width: 100%;
    height: 140px;
    object-fit: cover;
}

.radar-article-thumbnail-placeholder {
    width: 100%;
    height: 140px;
    background: var(--space-gray-800);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-disabled);
    font-size: 2rem;
}

.radar-article-content {
    padding: 1rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.radar-article-title {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 0.5rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.radar-article-description {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin: 0 0 0.75rem;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.radar-article-source {
    font-size: var(--text-xs);
    color: var(--text-disabled);
}

/* Empty & Error States */
.radar-empty,
.temporal-empty {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

.radar-empty i,
.temporal-empty i {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
    color: var(--text-disabled);
}

.radar-error {
    text-align: center;
    padding: 2rem;
    background: rgb(239 68 68 / 0.1);
    border: 1px solid rgb(239 68 68 / 0.3);
    border-radius: var(--radius-md);
    color: #ef4444;
}

/* News Carousel */
.news-carousel {
    position: relative;
    height: 320px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 1.5rem;
    background: var(--space-gray-900);
}

.news-carousel-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.news-carousel-image-active {
    opacity: 1;
    z-index: 1;
}

.news-carousel-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 0%, rgb(0 0 0 / 0.8) 100%);
    z-index: 2;
}

.news-carousel-text {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    z-index: 3;
}

.news-carousel-title {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--text-primary);
    margin: 0 0 0.5rem;
    text-shadow: 0 2px 8px rgb(0 0 0 / 0.8);
}

.news-carousel-controls {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.75rem;
    z-index: 4;
}

.news-carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgb(255 255 255 / 0.4);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
}

.news-carousel-dot-active {
    background: var(--spacex-blue);
    transform: scale(1.3);
}

/* Responsive */
@media (width <= 768px) {
    .radar360-pane {
        padding: 1rem;
    }

    .radar-news-grid {
        grid-template-columns: 1fr;
    }

    .radar-tabs-list {
        overflow-x: auto;
    }
}