/* ========================================
   实习星球 - Brutalist Creative Design System
   Bold, Motion-Driven, Unique
   ======================================== */

/* CSS Variables */
:root {
    /* Brutalist Color Palette */
    --primary-black: #0a0a0a;
    --primary-white: #fafafa;
    --accent-yellow: #f7ff00;
    --accent-red: #ff3d3d;
    --accent-blue: #0047ff;
    --accent-green: #00ff88;
    --accent-purple: #b400ff;

    /* Gradient Accents */
    --gradient-fire: linear-gradient(135deg, #ff3d3d, #f7ff00);
    --gradient-electric: linear-gradient(135deg, #0047ff, #00ff88);
    --gradient-neon: linear-gradient(135deg, #b400ff, #f7ff00);

    /* Energy Styling */
    --energy-color: #f7ff00;
    --energy-glow: 0 0 30px rgba(247, 255, 0, 0.6);

    /* Background */
    --bg-primary: #0a0a0a;
    --bg-secondary: #141414;
    --bg-card: #1a1a1a;
    --bg-card-hover: #222222;

    /* Text */
    --text-primary: #fafafa;
    --text-secondary: #888888;
    --text-muted: #555555;

    /* Borders - Brutalist thick borders */
    --border-thick: 3px solid var(--text-primary);
    --border-accent: 3px solid var(--accent-yellow);
    --border-thin: 1px solid #333;

    /* Shadows - Hard shadows for brutalist feel */
    --shadow-brutal: 8px 8px 0 var(--primary-black);
    --shadow-brutal-accent: 8px 8px 0 var(--accent-yellow);
    --shadow-brutal-hover: 12px 12px 0 var(--accent-yellow);

    /* Border Radius - Minimal for brutalist */
    --radius-none: 0;
    --radius-sm: 4px;
    --radius-md: 8px;

    /* Transitions */
    --transition-snap: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --transition-smooth: 0.3s ease;

    /* Typography */
    --font-display: 'Space Grotesk', 'Inter', -apple-system, sans-serif;
    --font-body: 'Inter', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-md: 1rem;
    --text-lg: 1.25rem;
    --text-xl: 1.5rem;
    --text-2xl: 2rem;
    --text-3xl: 3rem;
    --text-4xl: 4.5rem;
    --text-5xl: 6rem;
    --text-massive: 8rem;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 40px;
    --space-2xl: 64px;
    --space-3xl: 100px;
}

/* Reset */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
    overflow-x: hidden;
}

/* Selection */
::selection {
    background: var(--accent-yellow);
    color: var(--primary-black);
}

/* ========================================
   Animated Background
   ======================================== */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}

.floating-shape {
    position: fixed;
    pointer-events: none;
    z-index: 0;
    opacity: 0.1;
}

.shape-1 {
    top: 10%;
    left: 5%;
    width: 300px;
    height: 300px;
    background: var(--accent-yellow);
    animation: float1 20s ease-in-out infinite;
}

.shape-2 {
    top: 60%;
    right: 10%;
    width: 200px;
    height: 200px;
    background: var(--accent-red);
    animation: float2 15s ease-in-out infinite;
}

.shape-3 {
    bottom: 20%;
    left: 20%;
    width: 150px;
    height: 150px;
    background: var(--accent-blue);
    animation: float3 18s ease-in-out infinite;
}

@keyframes float1 {

    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }

    33% {
        transform: translate(50px, 30px) rotate(10deg);
    }

    66% {
        transform: translate(-30px, 50px) rotate(-5deg);
    }
}

@keyframes float2 {

    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }

    50% {
        transform: translate(-40px, -40px) rotate(15deg);
    }
}

@keyframes float3 {

    0%,
    100% {
        transform: translate(0, 0) rotate(0deg);
    }

    33% {
        transform: translate(30px, -30px) rotate(-10deg);
    }

    66% {
        transform: translate(-20px, 20px) rotate(8deg);
    }
}

/* ========================================
   Typography - Brutalist
   ======================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.1;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.display-text {
    font-size: var(--text-5xl);
    font-weight: 900;
    line-height: 0.9;
    letter-spacing: -0.05em;
}

.headline {
    font-size: var(--text-4xl);
    font-weight: 800;
}

.subheadline {
    font-size: var(--text-2xl);
    font-weight: 600;
}

.text-stroke {
    -webkit-text-stroke: 2px var(--text-primary);
    color: transparent;
}

.text-accent {
    color: var(--accent-yellow);
}

.text-gradient {
    background: var(--gradient-fire);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

a {
    color: inherit;
    text-decoration: none;
}

/* ========================================
   Container
   ======================================== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    position: relative;
    z-index: 1;
}

.container-fluid {
    padding: 0 var(--space-lg);
    position: relative;
    z-index: 1;
}

/* ========================================
   Header - Brutalist Style
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--bg-primary);
    border-bottom: var(--border-thick);
    padding: var(--space-md) 0;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    transition: var(--transition-bounce);
}

.logo:hover {
    transform: skewX(-5deg);
}

.logo-icon {
    font-size: var(--text-2xl);
    animation: pulse 2s ease-in-out infinite;
}

.logo-image {
    height: 60px;
    width: auto;
    object-fit: contain;
    border-radius: var(--radius-sm);
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.1);
    }
}

/* Energy Badge - Brutalist */
.energy-badge {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--accent-yellow);
    color: var(--primary-black);
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: var(--text-sm);
    border: var(--border-thick);
    cursor: pointer;
    transition: var(--transition-snap);
    position: relative;
}

.energy-badge::after {
    content: '';
    position: absolute;
    top: 4px;
    left: 4px;
    right: -4px;
    bottom: -4px;
    background: var(--primary-black);
    z-index: -1;
    transition: var(--transition-snap);
}

.energy-badge:hover {
    transform: translate(-2px, -2px);
}

.energy-badge:hover::after {
    top: 6px;
    left: 6px;
}

.energy-icon {
    font-size: var(--text-lg);
}

/* Navigation */
.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.nav-link {
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 2px solid transparent;
    transition: var(--transition-snap);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--accent-yellow);
    transition: var(--transition-snap);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link.active {
    color: var(--accent-yellow);
}

/* ========================================
   Buttons - Brutalist
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-display);
    font-size: var(--text-md);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: var(--border-thick);
    cursor: pointer;
    transition: var(--transition-snap);
    position: relative;
    background: transparent;
    color: var(--text-primary);
}

.btn::after {
    content: '';
    position: absolute;
    top: 4px;
    left: 4px;
    right: -4px;
    bottom: -4px;
    background: var(--accent-yellow);
    z-index: -1;
    transition: var(--transition-snap);
}

.btn:hover {
    transform: translate(-4px, -4px);
}

.btn:hover::after {
    top: 8px;
    left: 8px;
}

.btn-primary {
    background: var(--accent-yellow);
    color: var(--primary-black);
}

.btn-primary::after {
    background: var(--primary-black);
}

.btn-energy {
    background: var(--accent-yellow);
    color: var(--primary-black);
    border-color: var(--primary-black);
}

.btn-energy::after {
    background: var(--accent-red);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
}

.btn-recharge {
    background: var(--gradient-fire);
    color: var(--primary-black);
    animation: glow 2s ease-in-out infinite;
}

@keyframes glow {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(247, 255, 0, 0.3);
    }

    50% {
        box-shadow: 0 0 40px rgba(247, 255, 0, 0.6);
    }
}

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

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

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.btn:disabled::after {
    display: none;
}

/* ========================================
   Cards - Brutalist
   ======================================== */
.card {
    background: var(--bg-card);
    border: var(--border-thick);
    padding: var(--space-lg);
    transition: var(--transition-snap);
    position: relative;
}

.card::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 6px;
    right: -6px;
    bottom: -6px;
    background: var(--accent-yellow);
    z-index: -1;
    opacity: 0;
    transition: var(--transition-snap);
}

.card:hover {
    transform: translate(-6px, -6px);
}

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

.card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.card-title {
    font-size: var(--text-lg);
    font-weight: 800;
    text-transform: uppercase;
}

.card-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    border: 2px solid currentColor;
}

.badge-job {
    color: var(--accent-blue);
    border-color: var(--accent-blue);
}

.badge-resume {
    color: var(--accent-green);
    border-color: var(--accent-green);
}

.card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    color: var(--text-secondary);
    font-size: var(--text-sm);
    margin-bottom: var(--space-md);
}

.card-meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.card-description {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    line-height: 1.6;
    margin-bottom: var(--space-md);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding-top: var(--space-md);
    border-top: var(--border-thin);
}

.contact-hidden {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-muted);
    font-size: var(--text-sm);
    font-family: var(--font-mono);
}

.contact-revealed {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--accent-green);
    font-weight: 700;
    font-family: var(--font-mono);
}

/* ========================================
   Forms - Brutalist
   ======================================== */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--space-sm);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-md);
    background: var(--bg-secondary);
    border: var(--border-thick);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: var(--text-md);
    transition: var(--transition-snap);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--accent-yellow);
    box-shadow: 4px 4px 0 var(--accent-yellow);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23fafafa' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-md) center;
    background-size: 20px;
    padding-right: var(--space-2xl);
}

/* ========================================
   Search Section - Brutalist
   ======================================== */
.hero-section {
    padding: calc(80px + var(--space-3xl)) 0 var(--space-2xl);
    min-height: 50vh;
    display: flex;
    align-items: center;
}

.hero-content {
    text-align: center;
}

.hero-title {
    font-size: var(--text-5xl);
    margin-bottom: var(--space-lg);
    animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-subtitle {
    font-size: var(--text-xl);
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.1s both;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

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

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

.search-box {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.search-input-wrapper {
    flex: 1;
    position: relative;
}

.search-input {
    width: 100%;
    padding: var(--space-md) var(--space-md) var(--space-md) var(--space-2xl);
    background: var(--bg-secondary);
    border: var(--border-thick);
    color: var(--text-primary);
    font-size: var(--text-md);
    transition: var(--transition-snap);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-yellow);
    box-shadow: 4px 4px 0 var(--accent-yellow);
}

.search-icon {
    position: absolute;
    left: var(--space-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: var(--text-lg);
}

.filter-buttons {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    border: 2px solid var(--text-muted);
    color: var(--text-secondary);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition-snap);
}

.filter-btn:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.filter-btn.active {
    background: var(--accent-yellow);
    border-color: var(--accent-yellow);
    color: var(--primary-black);
}

/* ========================================
   Posts Grid
   ======================================== */
.posts-section {
    padding-bottom: var(--space-3xl);
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-md);
    border-bottom: var(--border-thick);
}

.section-title {
    font-size: var(--text-2xl);
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: var(--space-xl);
}

.posts-empty {
    text-align: center;
    padding: var(--space-3xl);
    border: var(--border-thick);
    border-style: dashed;
}

.posts-empty-icon {
    font-size: 5rem;
    margin-bottom: var(--space-md);
    opacity: 0.3;
}

/* ========================================
   Profile Section
   ======================================== */
.profile-section {
    padding: calc(80px + var(--space-xl)) 0 var(--space-2xl);
}

.profile-header {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-xl);
    border-bottom: var(--border-thick);
}

.profile-avatar {
    width: 100px;
    height: 100px;
    background: var(--gradient-fire);
    border: var(--border-thick);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-4xl);
}

.profile-info h2 {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-sm);
}

.profile-stats {
    display: flex;
    gap: var(--space-xl);
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

/* Energy Card - Brutalist */
.energy-card {
    background: var(--primary-black);
    border: var(--border-accent);
    padding: var(--space-xl);
    margin-bottom: var(--space-xl);
    position: relative;
    overflow: hidden;
}

.energy-card::before {
    content: '⚡';
    position: absolute;
    top: -20px;
    right: -20px;
    font-size: 200px;
    opacity: 0.05;
    pointer-events: none;
}

.energy-display {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
}

.energy-amount {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.energy-amount-icon {
    font-size: 4rem;
    animation: pulse 2s ease-in-out infinite;
}

.energy-amount-value {
    font-family: var(--font-display);
    font-size: var(--text-massive);
    font-weight: 900;
    color: var(--accent-yellow);
    line-height: 1;
}

.energy-amount-label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.energy-actions {
    display: flex;
    gap: var(--space-md);
}

/* Recharge Section */
.recharge-section {
    margin-top: var(--space-lg);
    padding-top: var(--space-lg);
    border-top: var(--border-thin);
}

.recharge-title {
    font-size: var(--text-lg);
    margin-bottom: var(--space-md);
    color: var(--accent-yellow);
}

.recharge-packages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-md);
}

.recharge-package {
    background: var(--bg-secondary);
    border: 2px solid var(--text-muted);
    padding: var(--space-lg);
    text-align: center;
    cursor: pointer;
    transition: var(--transition-snap);
}

.recharge-package:hover {
    border-color: var(--accent-yellow);
    transform: translateY(-4px);
}

.recharge-package.popular {
    border-color: var(--accent-yellow);
    position: relative;
}

.recharge-package.popular::before {
    content: 'HOT';
    position: absolute;
    top: -10px;
    right: -10px;
    background: var(--accent-red);
    color: var(--text-primary);
    padding: 2px 8px;
    font-size: var(--text-xs);
    font-weight: 700;
}

.package-energy {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 900;
    color: var(--accent-yellow);
    margin-bottom: var(--space-xs);
}

.package-price {
    font-family: var(--font-mono);
    font-size: var(--text-lg);
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.package-bonus {
    font-size: var(--text-xs);
    color: var(--accent-green);
}

/* Profile Tabs */
.profile-tabs {
    display: flex;
    gap: 0;
    margin-bottom: var(--space-xl);
    border: var(--border-thick);
    width: fit-content;
}

.profile-tab {
    padding: var(--space-md) var(--space-xl);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-display);
    font-size: var(--text-sm);
    font-weight: 700;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition-snap);
}

.profile-tab:not(:last-child) {
    border-right: var(--border-thick);
}

.profile-tab:hover {
    color: var(--text-primary);
    background: var(--bg-card);
}

.profile-tab.active {
    color: var(--primary-black);
    background: var(--accent-yellow);
}

/* ========================================
   Post Form
   ======================================== */
.post-form-section {
    padding: calc(80px + var(--space-xl)) 0 var(--space-2xl);
}

.post-form-card {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-card);
    border: var(--border-thick);
    padding: var(--space-2xl);
}

.post-form-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-xl);
    border-bottom: var(--border-thick);
}

.post-form-header h1 {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-md);
}

.post-type-selector {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.post-type-btn {
    flex: 1;
    padding: var(--space-xl);
    background: var(--bg-secondary);
    border: var(--border-thick);
    text-align: center;
    cursor: pointer;
    transition: var(--transition-snap);
}

.post-type-btn:hover {
    background: var(--bg-card-hover);
}

.post-type-btn.active {
    border-color: var(--accent-yellow);
    background: rgba(247, 255, 0, 0.1);
}

.post-type-icon {
    font-size: var(--text-4xl);
    margin-bottom: var(--space-sm);
}

.post-type-label {
    font-family: var(--font-display);
    font-weight: 700;
    text-transform: uppercase;
}

/* ========================================
   Modal - Brutalist
   ======================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-card);
    border: var(--border-thick);
    padding: var(--space-2xl);
    max-width: 500px;
    width: 90%;
    transform: scale(0.9) rotate(-2deg);
    transition: var(--transition-bounce);
}

.modal-overlay.active .modal {
    transform: scale(1) rotate(0deg);
}

.modal-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.modal-icon {
    font-size: 4rem;
    margin-bottom: var(--space-md);
}

.modal-title {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-sm);
}

.modal-description {
    color: var(--text-secondary);
}

.modal-body {
    margin-bottom: var(--space-xl);
}

.modal-cost {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-secondary);
    border: 2px solid var(--accent-yellow);
    color: var(--accent-yellow);
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: var(--text-xl);
}

.modal-actions {
    display: flex;
    gap: var(--space-md);
}

.modal-actions .btn {
    flex: 1;
}

/* ========================================
   Toast - Brutalist
   ======================================== */
.toast-container {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    z-index: 1100;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    padding: var(--space-md) var(--space-xl);
    background: var(--bg-card);
    border: var(--border-thick);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-family: var(--font-mono);
    font-weight: 600;
    animation: toastSlide 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.toast.success {
    border-color: var(--accent-green);
}

.toast.error {
    border-color: var(--accent-red);
}

.toast.info {
    border-color: var(--accent-blue);
}

@keyframes toastSlide {
    from {
        opacity: 0;
        transform: translateX(100%) rotate(5deg);
    }

    to {
        opacity: 1;
        transform: translateX(0) rotate(0);
    }
}

/* ========================================
   Marquee - Motion Element
   ======================================== */
.marquee {
    overflow: hidden;
    padding: var(--space-md) 0;
    background: var(--accent-yellow);
    color: var(--primary-black);
    border-top: var(--border-thick);
    border-bottom: var(--border-thick);
}

.marquee-content {
    display: flex;
    animation: marquee 20s linear infinite;
    width: fit-content;
}

.marquee-item {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    padding: 0 var(--space-xl);
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    text-transform: uppercase;
    white-space: nowrap;
}

@keyframes marquee {
    from {
        transform: translateX(0);
    }

    to {
        transform: translateX(-50%);
    }
}

/* ========================================
   Footer - Brutalist
   ======================================== */
.footer {
    padding: var(--space-2xl) 0;
    border-top: var(--border-thick);
    text-align: center;
}

.footer-content {
    font-family: var(--font-mono);
    color: var(--text-muted);
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
    :root {
        --text-5xl: 4rem;
        --text-4xl: 3rem;
        --text-massive: 5rem;
    }
}

@media (max-width: 768px) {
    :root {
        --text-5xl: 2.5rem;
        --text-4xl: 2rem;
        --text-3xl: 1.5rem;
        --text-massive: 4rem;
    }

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

    .nav-links {
        order: 3;
        width: 100%;
        justify-content: center;
        margin-top: var(--space-md);
        border-top: var(--border-thin);
        padding-top: var(--space-md);
    }

    .search-box {
        flex-direction: column;
    }

    .posts-grid {
        grid-template-columns: 1fr;
    }

    .profile-header {
        flex-direction: column;
        text-align: center;
    }

    .profile-stats {
        justify-content: center;
        flex-wrap: wrap;
    }

    .energy-display {
        flex-direction: column;
        text-align: center;
        gap: var(--space-xl);
    }

    .post-type-selector {
        flex-direction: column;
    }

    .modal-actions {
        flex-direction: column;
    }

    .profile-tabs {
        width: 100%;
    }

    .profile-tab {
        flex: 1;
        text-align: center;
    }

    .recharge-packages {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .logo span:not(.logo-icon) {
        display: none;
    }

    .energy-badge span:not(.energy-icon):not(#energyValue) {
        display: none;
    }

    .card-footer {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-md);
    }

    .recharge-packages {
        grid-template-columns: 1fr;
    }
}

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

.text-muted {
    color: var(--text-muted);
}

.text-success {
    color: var(--accent-green);
}

.text-warning {
    color: var(--accent-yellow);
}

.text-error {
    color: var(--accent-red);
}

.mb-sm {
    margin-bottom: var(--space-sm);
}

.mb-md {
    margin-bottom: var(--space-md);
}

.mb-lg {
    margin-bottom: var(--space-lg);
}

.hidden {
    display: none !important;
}

/* Scroll animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Report System - 举报系统
   ======================================== */

/* Report Button */
.report-btn {
    background: transparent;
    border: none;
    font-size: var(--text-md);
    cursor: pointer;
    padding: var(--space-xs);
    opacity: 0.5;
    transition: var(--transition-snap);
}

.report-btn:hover {
    opacity: 1;
    transform: scale(1.2);
}

.report-btn.reported {
    opacity: 0.3;
    cursor: not-allowed;
    font-size: var(--text-xs);
}

/* Warning Badges */
.warning-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 2px 8px;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    font-weight: 600;
    background: rgba(255, 193, 7, 0.2);
    color: #ffc107;
    border: 1px solid rgba(255, 193, 7, 0.3);
    margin-top: var(--space-xs);
}

.warning-badge.danger {
    background: rgba(255, 61, 61, 0.2);
    color: var(--accent-red);
    border-color: rgba(255, 61, 61, 0.3);
}

/* Card Warning States */
.card-warning {
    border-color: #ffc107 !important;
}

.card-warning::after {
    background: #ffc107 !important;
}

.card-warning-danger {
    border-color: var(--accent-red) !important;
}

.card-warning-danger::after {
    background: var(--accent-red) !important;
}

/* Report Modal */
.report-modal {
    max-width: 500px;
}

.report-reasons {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.report-reason-option {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-secondary);
    border: 2px solid var(--text-muted);
    cursor: pointer;
    transition: var(--transition-snap);
}

.report-reason-option:hover {
    border-color: var(--text-primary);
    background: var(--bg-card-hover);
}

.report-reason-option:has(input:checked) {
    border-color: var(--accent-red);
    background: rgba(255, 61, 61, 0.1);
}

.report-reason-option input {
    display: none;
}

.report-reason-icon {
    font-size: var(--text-xl);
}

.report-reason-label {
    font-family: var(--font-display);
    font-weight: 600;
    text-transform: uppercase;
}