/* =============================================
   ICC - 独立顾问社区 | 全局样式
   ============================================= */

/* ---------- CSS Variables ---------- */
:root {
    --color-primary: #1a1a2e;
    --color-primary-light: #16213e;
    --color-accent: #e94560;
    --color-accent-hover: #d63851;
    --color-accent-light: rgba(233, 69, 96, 0.1);
    --color-accent-soft: #fce4ec;
    --color-bg: #fafafa;
    --color-bg-white: #ffffff;
    --color-bg-card: #ffffff;
    --color-bg-hover: #f5f5f5;
    --color-text: #1a1a1a;
    --color-text-secondary: #6b7280;
    --color-text-tertiary: #9ca3af;
    --color-border: #e5e7eb;
    --color-border-light: #f3f4f6;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-info: #3b82f6;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -1px rgba(0,0,0,0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -2px rgba(0,0,0,0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 10px 10px -5px rgba(0,0,0,0.04);
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    --transition: 0.2s ease;
    --transition-slow: 0.3s ease;
    --font-sans: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    --max-width: 1200px;
}

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

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

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.6;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: color var(--transition); }
img { max-width: 100%; height: auto; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
input, textarea, select { font-family: inherit; }
ul, ol { list-style: none; }

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.3; color: var(--color-text); }
h1 { font-size: 3.5rem; letter-spacing: -0.03em; }
h2 { font-size: 2.5rem; letter-spacing: -0.02em; }
h3 { font-size: 1.5rem; letter-spacing: -0.01em; }
h4 { font-size: 1.125rem; }
p { color: var(--color-text-secondary); line-height: 1.7; }

.section-header {
    text-align: center;
    margin-bottom: 64px;
}
.section-header .section-tag {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}
.section-header h2 { margin-bottom: 16px; }
.section-header p {
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.0625rem;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 24px;
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    transition: all var(--transition);
    white-space: nowrap;
}
.btn-primary {
    background: var(--color-accent);
    color: #fff;
}
.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(233, 69, 96, 0.3);
}
.btn-secondary {
    background: var(--color-primary);
    color: #fff;
}
.btn-secondary:hover {
    background: var(--color-primary-light);
    transform: translateY(-1px);
}
.btn-ghost {
    color: var(--color-text);
    padding: 10px 16px;
}
.btn-ghost:hover {
    background: var(--color-bg-hover);
}
.btn-outline {
    border: 1.5px solid var(--color-border);
    color: var(--color-text);
    background: transparent;
}
.btn-outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: var(--color-accent-light);
}
.btn-lg {
    padding: 14px 32px;
    font-size: 1rem;
}
.btn-sm {
    padding: 6px 16px;
    font-size: 0.8125rem;
}

/* ---------- Navbar ---------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250, 250, 250, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-slow);
}
.navbar.scrolled {
    border-bottom-color: var(--color-border-light);
    box-shadow: var(--shadow-sm);
}
.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}
.logo-icon {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-accent);
    background: var(--color-accent-light);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    letter-spacing: -0.02em;
}
.logo-text {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}
.nav-link {
    padding: 8px 16px;
    font-size: 0.9375rem;
    font-weight: 450;
    color: var(--color-text-secondary);
    border-radius: var(--radius-full);
    transition: all var(--transition);
}
.nav-link:hover, .nav-link.active {
    color: var(--color-text);
    background: var(--color-bg-hover);
}
.nav-link.active {
    font-weight: 600;
}
.nav-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 4px;
}
.nav-toggle span {
    width: 22px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition);
}

/* Mobile Nav */
.mobile-nav {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-bg-white);
    padding: 24px;
    z-index: 999;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
}
.mobile-nav.open { display: block; }
.mobile-nav a {
    display: block;
    padding: 12px 0;
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--color-text);
    border-bottom: 1px solid var(--color-border-light);
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

/* ---------- Hero Section ---------- */
.hero {
    padding: 140px 0 80px;
    background: var(--color-bg);
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(233, 69, 96, 0.06) 0%, transparent 70%);
    border-radius: 50%;
}
.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(26, 26, 46, 0.04) 0%, transparent 70%);
    border-radius: 50%;
}
.hero .container {
    position: relative;
    z-index: 1;
}
.hero-content {
    max-width: 720px;
    margin: 0 auto;
    text-align: center;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px 6px 8px;
    background: var(--color-accent-light);
    border-radius: var(--radius-full);
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-accent);
    margin-bottom: 32px;
}
.hero-badge .dot {
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}
.hero h1 {
    margin-bottom: 24px;
    font-size: clamp(2.5rem, 5vw, 3.75rem);
}
.hero h1 .highlight {
    color: var(--color-accent);
    position: relative;
}
.hero p {
    font-size: 1.1875rem;
    margin-bottom: 40px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}
.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 56px;
}
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    padding-top: 48px;
    border-top: 1px solid var(--color-border);
}
.hero-stat {
    text-align: center;
}
.hero-stat .number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-text);
    letter-spacing: -0.02em;
}
.hero-stat .label {
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
    margin-top: 4px;
}

/* ---------- Features / Value Props ---------- */
.features {
    padding: 100px 0;
    background: var(--color-bg-white);
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.feature-card {
    padding: 36px 28px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-slow);
    position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-accent);
    transform: scaleX(0);
    transition: transform var(--transition-slow);
}
.feature-card:hover {
    border-color: var(--color-border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}
.feature-card:hover::before {
    transform: scaleX(1);
}
.feature-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    background: var(--color-accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--color-accent);
}
.feature-card h3 { margin-bottom: 10px; font-size: 1.25rem; }
.feature-card p { font-size: 0.875rem; }

/* ---------- Consultants Section ---------- */
.consultants-section {
    padding: 100px 0;
    background: var(--color-bg);
}
.consultants-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}
.consultant-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    padding: 32px 24px;
    text-align: center;
    transition: all var(--transition-slow);
    cursor: pointer;
}
.consultant-card:hover {
    border-color: var(--color-border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}
.consultant-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 16px;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: #fff;
    font-weight: 600;
}
.consultant-card h4 { margin-bottom: 4px; }
.consultant-title {
    font-size: 0.8125rem;
    color: var(--color-accent);
    font-weight: 500;
    margin-bottom: 12px;
}
.consultant-bio {
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
    margin-bottom: 16px;
    line-height: 1.5;
}
.consultant-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px;
}
.tag {
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    background: var(--color-bg-hover);
    color: var(--color-text-secondary);
}
.tag-accent {
    background: var(--color-accent-light);
    color: var(--color-accent);
}
.tag-success {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}
.tag-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}
.tag-info {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}

/* ---------- How It Works ---------- */
.how-it-works {
    padding: 100px 0;
    background: var(--color-bg-white);
}
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
    position: relative;
}
.steps-grid::before {
    content: '';
    position: absolute;
    top: 44px;
    left: 16.67%;
    right: 16.67%;
    height: 2px;
    background: var(--color-border);
}
.step {
    text-align: center;
    position: relative;
}
.step-number {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    background: var(--color-bg-white);
    border: 2px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-accent);
    position: relative;
    z-index: 1;
    transition: all var(--transition-slow);
}
.step:hover .step-number {
    background: var(--color-accent);
    color: #fff;
    border-color: var(--color-accent);
}
.step h3 { margin-bottom: 12px; }
.step p { font-size: 0.9375rem; }

/* ---------- CTA Section ---------- */
.cta-section {
    padding: 100px 0;
    background: var(--color-primary);
    color: #fff;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(233, 69, 96, 0.15) 0%, transparent 70%);
    border-radius: 50%;
}
.cta-section h2 {
    color: #fff;
    margin-bottom: 16px;
    position: relative;
}
.cta-section p {
    color: rgba(255,255,255,0.7);
    margin-bottom: 40px;
    font-size: 1.0625rem;
    position: relative;
}
.cta-section .btn {
    position: relative;
}

/* ---------- Consultants Page ---------- */
.page-consultants {
    padding: 120px 0 80px;
}
.search-section {
    margin-bottom: 48px;
}
.search-bar {
    display: flex;
    align-items: center;
    background: var(--color-bg-white);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 8px 8px 8px 24px;
    margin-bottom: 20px;
    transition: border-color var(--transition);
}
.search-bar:focus-within {
    border-color: var(--color-accent);
}
.search-bar input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 1rem;
    color: var(--color-text);
    background: transparent;
}
.search-bar input::placeholder {
    color: var(--color-text-tertiary);
}
.search-bar .btn { flex-shrink: 0; }
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.filter-chip {
    padding: 8px 18px;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-full);
    border: 1.5px solid var(--color-border);
    background: var(--color-bg-white);
    color: var(--color-text-secondary);
    transition: all var(--transition);
    cursor: pointer;
}
.filter-chip:hover, .filter-chip.active {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: var(--color-accent-light);
}
.consultants-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.consultant-card-detailed {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    padding: 28px;
    transition: all var(--transition-slow);
    cursor: pointer;
}
.consultant-card-detailed:hover {
    border-color: var(--color-border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}
.card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
}
.card-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: #fff;
    font-weight: 600;
}
.card-info h4 { margin-bottom: 2px; font-size: 1.0625rem; }
.card-info .title {
    font-size: 0.8125rem;
    color: var(--color-accent);
    font-weight: 500;
}
.card-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 14px;
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
}
.card-meta span { display: flex; align-items: center; gap: 4px; }
.card-desc {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 16px;
    border-top: 1px solid var(--color-border-light);
}
.card-footer .tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}
.card-rating {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
}
.card-rating .stars { color: #f59e0b; }

/* ---------- Projects Page ---------- */
.page-projects {
    padding: 120px 0 80px;
}
.projects-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}
.projects-header .section-tag {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}
.projects-header h2 { margin-bottom: 4px; }
.projects-header p { font-size: 0.9375rem; }
.projects-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
.project-card {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    padding: 28px;
    transition: all var(--transition-slow);
    cursor: pointer;
}
.project-card:hover {
    border-color: var(--color-border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}
.project-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 14px;
}
.project-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0;
    flex: 1;
    margin-right: 12px;
}
.project-budget {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-accent);
    white-space: nowrap;
}
.project-company {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}
.project-company .company-avatar {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: #fff;
    font-weight: 600;
}
.project-desc {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.project-requirements {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}
.project-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--color-border-light);
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
}
.project-footer .meta-left {
    display: flex;
    gap: 16px;
}
.project-footer .applicants {
    color: var(--color-accent);
    font-weight: 600;
}

/* ---------- Knowledge Page ---------- */
.page-knowledge {
    padding: 120px 0 80px;
}
.knowledge-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 40px;
}
.knowledge-header-left .section-tag {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}
.knowledge-header-left h2 { margin-bottom: 4px; }
.knowledge-header-left p { font-size: 0.9375rem; }
.knowledge-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 40px;
}
.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.knowledge-card {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    overflow: hidden;
    transition: all var(--transition-slow);
    cursor: pointer;
}
.knowledge-card:hover {
    border-color: var(--color-border);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}
.knowledge-card-image {
    height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    position: relative;
}
.knowledge-card-body {
    padding: 24px;
}
.knowledge-card-body .tag {
    margin-bottom: 12px;
    display: inline-block;
}
.knowledge-card-body h3 {
    font-size: 1.0625rem;
    margin-bottom: 8px;
    line-height: 1.4;
}
.knowledge-card-body p {
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.knowledge-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
}
.knowledge-card-meta .author {
    display: flex;
    align-items: center;
    gap: 6px;
}
.knowledge-card-meta .author-avatar {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.5rem;
    color: #fff;
    font-weight: 600;
}
.knowledge-card-meta .stats {
    display: flex;
    gap: 10px;
}
.knowledge-featured {
    grid-column: span 3;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    overflow: hidden;
    margin-bottom: 24px;
    transition: all var(--transition-slow);
    cursor: pointer;
}
.knowledge-featured:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}
.knowledge-featured .knowledge-card-image {
    height: auto;
    min-height: 320px;
    font-size: 4rem;
}
.knowledge-featured .knowledge-card-body {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.knowledge-featured .knowledge-card-body h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}
.knowledge-featured .knowledge-card-body p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    -webkit-line-clamp: 4;
    margin-bottom: 20px;
}

/* ---------- About Page ---------- */
.page-about {
    padding: 120px 0 80px;
}
.about-hero {
    text-align: center;
    margin-bottom: 80px;
}
.about-hero h1 { margin-bottom: 20px; }
.about-hero p {
    max-width: 640px;
    margin: 0 auto;
    font-size: 1.125rem;
}
.about-mission {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    margin-bottom: 80px;
    align-items: center;
}
.mission-visual {
    height: 400px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--color-primary) 0%, #2d3561 50%, var(--color-accent) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}
.mission-visual::after {
    content: 'ICC';
    font-size: 6rem;
    font-weight: 800;
    color: rgba(255,255,255,0.08);
    letter-spacing: -0.04em;
}
.mission-visual .floating-text {
    position: absolute;
    color: rgba(255,255,255,0.6);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 8px 16px;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-full);
    backdrop-filter: blur(10px);
}
.mission-text h2 { margin-bottom: 20px; }
.mission-text p { margin-bottom: 16px; }
.values-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 32px;
}
.value-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.value-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: var(--color-accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--color-accent);
    font-size: 1.25rem;
}
.value-item h4 { margin-bottom: 4px; }
.value-item p { font-size: 0.875rem; }

.team-section { margin-bottom: 80px; }
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.team-card {
    text-align: center;
    padding: 32px 20px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-slow);
}
.team-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-border);
}
.team-avatar {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #fff;
    font-weight: 700;
}
.team-card h4 { margin-bottom: 4px; }
.team-card .role {
    font-size: 0.8125rem;
    color: var(--color-accent);
    font-weight: 500;
    margin-bottom: 8px;
}
.team-card p {
    font-size: 0.8125rem;
}

/* ---------- Consultant Detail Page ---------- */
.page-detail {
    padding: 120px 0 80px;
}
.detail-header {
    display: flex;
    gap: 40px;
    margin-bottom: 48px;
    align-items: flex-start;
}
.detail-avatar {
    width: 140px;
    height: 140px;
    border-radius: var(--radius-lg);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: #fff;
    font-weight: 700;
}
.detail-info { flex: 1; }
.detail-info h1 { font-size: 2rem; margin-bottom: 8px; }
.detail-info .title {
    font-size: 1.0625rem;
    color: var(--color-accent);
    font-weight: 500;
    margin-bottom: 16px;
}
.detail-info .desc {
    font-size: 1rem;
    margin-bottom: 20px;
    max-width: 600px;
}
.detail-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}
.detail-stats {
    display: flex;
    gap: 32px;
}
.detail-stat {
    text-align: center;
}
.detail-stat .num {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-text);
}
.detail-stat .label {
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
}
.detail-body {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
}
.detail-main h2 {
    font-size: 1.25rem;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border-light);
}
.detail-main .experience-item {
    padding: 20px 0;
    border-bottom: 1px solid var(--color-border-light);
}
.detail-main .experience-item:last-child { border-bottom: none; }
.experience-item h4 { margin-bottom: 4px; }
.experience-item .period {
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
    margin-bottom: 8px;
}
.experience-item p { font-size: 0.9375rem; }
.detail-sidebar .card-block {
    background: var(--color-bg-white);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
}
.card-block h3 {
    font-size: 1rem;
    margin-bottom: 16px;
}
.contact-btn {
    width: 100%;
    margin-top: 8px;
}
.review-item {
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border-light);
}
.review-item:last-child { border-bottom: none; }
.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}
.review-header .name {
    font-weight: 600;
    font-size: 0.9375rem;
}
.review-header .rating { color: #f59e0b; font-size: 0.8125rem; }
.review-item p { font-size: 0.875rem; }

/* ---------- Footer ---------- */
.footer {
    background: var(--color-primary);
    color: rgba(255,255,255,0.7);
    padding: 80px 0 40px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}
.footer-logo .logo-icon {
    background: rgba(233, 69, 96, 0.2);
}
.footer-logo .logo-text { color: #fff; }
.footer-desc {
    font-size: 0.9375rem;
    margin-bottom: 24px;
    line-height: 1.7;
}
.footer-social {
    display: flex;
    gap: 12px;
}
.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.6);
    transition: all var(--transition);
}
.social-link:hover {
    background: var(--color-accent);
    color: #fff;
}
.footer-col h4 {
    color: #fff;
    font-size: 0.9375rem;
    margin-bottom: 20px;
}
.footer-col a {
    display: block;
    padding: 6px 0;
    font-size: 0.875rem;
    color: rgba(255,255,255,0.5);
    transition: color var(--transition);
}
.footer-col a:hover { color: rgba(255,255,255,0.9); }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 24px;
    text-align: center;
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.35);
}

/* ---------- Modal ---------- */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}
.modal-overlay.open { display: flex; }
.modal {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    padding: 40px;
    max-width: 480px;
    width: 90%;
    position: relative;
    animation: modalIn 0.3s ease;
}
@keyframes modalIn {
    from { opacity: 0; transform: scale(0.95) translateY(10px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}
.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 1.5rem;
    color: var(--color-text-tertiary);
    padding: 4px;
    line-height: 1;
}
.modal-close:hover { color: var(--color-text); }
.modal h2 {
    font-size: 1.5rem;
    margin-bottom: 8px;
}
.modal .modal-desc {
    font-size: 0.9375rem;
    margin-bottom: 28px;
}
.form-group {
    margin-bottom: 18px;
}
.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: 6px;
}
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    outline: none;
    transition: border-color var(--transition);
    font-family: inherit;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--color-accent);
}
.form-group textarea {
    min-height: 80px;
    resize: vertical;
}
.form-submit {
    width: 100%;
    margin-top: 8px;
}
.form-footer {
    text-align: center;
    margin-top: 16px;
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
}
.form-footer a {
    color: var(--color-accent);
    font-weight: 500;
}
.form-footer a:hover { text-decoration: underline; }

/* ---------- Nav User Menu ---------- */
.nav-auth-guest, .nav-auth-user {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-user-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background var(--transition);
}
.nav-user-menu:hover {
    background: var(--color-bg-hover);
}
.nav-user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8125rem;
    font-weight: 600;
}
.nav-user-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
}
.user-dropdown {
    display: none;
    position: absolute;
    top: 64px;
    right: 24px;
    background: var(--color-bg-white);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    min-width: 200px;
    z-index: 1001;
    padding: 8px;
    animation: modalIn 0.2s ease;
}
.user-dropdown.open { display: block; }
.user-dropdown-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--color-border-light);
    margin-bottom: 4px;
}
.user-dropdown-role {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.user-dropdown a {
    display: block;
    padding: 10px 16px;
    font-size: 0.875rem;
    color: var(--color-text);
    border-radius: var(--radius-sm);
    transition: background var(--transition);
}
.user-dropdown a:hover {
    background: var(--color-bg-hover);
}
.user-dropdown-divider {
    height: 1px;
    background: var(--color-border-light);
    margin: 4px 0;
}
.user-dropdown-logout {
    color: var(--color-accent) !important;
}

/* ---------- Register Full Page ---------- */
.register-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 3000;
    background: var(--color-bg);
    overflow-y: auto;
}
.register-overlay.open { display: block; }
.register-page {
    max-width: 560px;
    margin: 0 auto;
    padding: 60px 24px 80px;
}
.register-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
    cursor: pointer;
    margin-bottom: 40px;
    transition: color var(--transition);
}
.register-back:hover { color: var(--color-text); }
.register-page h1 {
    font-size: 2rem;
    margin-bottom: 8px;
}
.register-page .register-desc {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin-bottom: 36px;
}

/* Role Selector */
.role-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 36px;
}
.role-card {
    padding: 28px 24px;
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-border);
    cursor: pointer;
    transition: all var(--transition-slow);
    text-align: center;
}
.role-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
}
.role-card.selected {
    border-color: var(--color-accent);
    background: var(--color-accent-light);
}
.role-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    margin: 0 auto 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}
.role-card-icon.consultant {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}
.role-card-icon.employer {
    background: linear-gradient(135deg, #f97316 0%, #ef4444 100%);
    color: #fff;
}
.role-card h3 {
    font-size: 1.125rem;
    margin-bottom: 6px;
}
.role-card p {
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
}

/* Form Sections */
.form-section {
    margin-bottom: 32px;
}
.form-section-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--color-border-light);
    display: flex;
    align-items: center;
    gap: 8px;
}
.form-section-title .section-icon {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--color-accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: var(--color-accent);
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.form-group {
    margin-bottom: 18px;
}
.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: 6px;
}
.form-group label .required {
    color: var(--color-accent);
    margin-left: 2px;
}
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    outline: none;
    transition: border-color var(--transition);
    font-family: inherit;
    background: var(--color-bg-white);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--color-accent);
}
.form-group textarea {
    min-height: 80px;
    resize: vertical;
}
.form-hint {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    margin-top: 4px;
}
.form-submit {
    width: 100%;
    margin-top: 8px;
    padding: 14px 32px;
    font-size: 1rem;
}
.form-footer {
    text-align: center;
    margin-top: 16px;
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
}
.form-footer a {
    color: var(--color-accent);
    font-weight: 500;
    cursor: pointer;
}
.form-footer a:hover { text-decoration: underline; }
.form-agreement {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 20px;
    font-size: 0.8125rem;
    color: var(--color-text-tertiary);
}
.form-agreement input[type="checkbox"] {
    width: 16px;
    height: 16px;
    margin-top: 2px;
    accent-color: var(--color-accent);
}
.form-agreement a {
    color: var(--color-accent);
}

/* ---------- Leaderboard ---------- */
.leaderboard-section {
    padding: 100px 0;
    background: var(--color-bg-white);
}
.lb-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
    align-items: start;
}
.lb-sidebar {
    position: sticky;
    top: 100px;
}
.lb-rules {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: 28px;
}
.lb-rules h4 {
    font-size: 1rem;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-border-light);
}
.lb-rule-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 18px;
}
.lb-rule-item:last-child { margin-bottom: 0; }
.lb-rule-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 2px;
}
.lb-rule-item strong {
    display: block;
    font-size: 0.9375rem;
    margin-bottom: 2px;
    color: var(--color-text);
}
.lb-rule-item p {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    line-height: 1.4;
}
.lb-main {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    overflow: hidden;
}
.lb-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 24px;
    border-bottom: 1px solid var(--color-border-light);
    transition: background var(--transition);
}
.lb-item:last-child { border-bottom: none; }
.lb-item:hover { background: var(--color-bg-hover); }
.lb-rank {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    flex-shrink: 0;
}
.lb-info { flex: 1; min-width: 0; }
.lb-name {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: 8px;
}
.lb-meta {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
    margin-top: 2px;
}
.lb-points {
    text-align: right;
    flex-shrink: 0;
}
.lb-points-num {
    display: block;
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
}
.lb-points-label {
    font-size: 0.6875rem;
    color: var(--color-text-tertiary);
}

/* ---------- Hero Entry Cards ---------- */
.hero-entry {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 48px;
    margin-bottom: 40px;
}
.hero-entry-card {
    background: var(--color-bg-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border-light);
    padding: 36px 32px;
    cursor: pointer;
    transition: all var(--transition-slow);
    position: relative;
    overflow: hidden;
}
.hero-entry-card::after {
    content: '→';
    position: absolute;
    right: 28px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    color: var(--color-text-tertiary);
    transition: all var(--transition-slow);
}
.hero-entry-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}
.hero-entry-card:hover::after {
    color: var(--color-accent);
    right: 24px;
}
.hero-entry-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
}
.hero-entry-icon.find-consultant {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}
.hero-entry-icon.find-project {
    background: linear-gradient(135deg, #f97316 0%, #ef4444 100%);
    color: #fff;
}
.hero-entry-card h3 {
    font-size: 1.375rem;
    margin-bottom: 8px;
}
.hero-entry-card p {
    font-size: 0.9375rem;
    color: var(--color-text-tertiary);
    padding-right: 30px;
}

/* ---------- Profile Page ---------- */
.page-profile {
    padding: 120px 0 80px;
}
.profile-header {
    margin-bottom: 40px;
}
.profile-header h1 {
    margin-bottom: 12px;
}
.profile-status {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ---------- Animations ---------- */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .consultants-grid { grid-template-columns: repeat(2, 1fr); }
    .team-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .detail-body { grid-template-columns: 1fr; }
    .detail-header { flex-direction: column; align-items: center; text-align: center; }
    .detail-tags { justify-content: center; }
    .detail-stats { justify-content: center; }
    .projects-list { grid-template-columns: 1fr; }
    .knowledge-grid { grid-template-columns: repeat(2, 1fr); }
    .knowledge-featured { grid-column: span 2; }
}

@media (max-width: 768px) {
    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.75rem; }
    .nav-links, .nav-actions { display: none; }
    .nav-toggle { display: flex; }
    .hero { padding: 120px 0 60px; }
    .hero-stats { flex-direction: column; gap: 20px; }
    .hero-actions { flex-direction: column; }
    .features-grid { grid-template-columns: 1fr; }
    .consultants-grid { grid-template-columns: 1fr 1fr; }
    .steps-grid { grid-template-columns: 1fr; gap: 32px; }
    .steps-grid::before { display: none; }
    .about-mission { grid-template-columns: 1fr; }
    .values-grid { grid-template-columns: 1fr; }
    .consultants-list { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .projects-list { grid-template-columns: 1fr; }
    .knowledge-grid { grid-template-columns: 1fr; }
    .knowledge-featured { grid-column: span 1; grid-template-columns: 1fr; }
    .knowledge-featured .knowledge-card-image { min-height: 200px; }
    .knowledge-header { flex-direction: column; align-items: flex-start; gap: 20px; }
    .projects-header { flex-direction: column; align-items: flex-start; gap: 20px; }
    .hero-entry { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .role-selector { grid-template-columns: 1fr; }
    .nav-user-name { display: none; }
    .lb-container { grid-template-columns: 1fr; }
    .lb-sidebar { position: static; }
}