/* =========================================
   Desktop Styles (≥1200px) - Premium Edition
   File: css/desktop/research/boarding.css
   ========================================= */

/* --- Hero Section - Boarding Specific Overrides --- */
/* Scope to English version to avoid affecting Chinese layout which uses <br> */
html[lang="en"] .research-hero h1 {
    font-size: 3.2rem !important;
    /* Override common.css 4.2rem */
    line-height: 1.1 !important;
    /* Reduced line-height slightly */
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    flex-direction: column;
    gap: 5px;
    /* Reduced gap from 15px */
    margin-bottom: 25px;
    /* Reduced margin-bottom from 30px default */
}

/* Reduce surrounding margins for tighter layout */
html[lang="en"] .hero-tag {
    margin-bottom: 20px !important;
    /* Reduced from 30px */
}

html[lang="en"] .hero-desc {
    margin-bottom: 35px !important;
    /* Reduced from 50px */
}

.hero-title-main {
    display: block;
}

.hero-subtitle {
    display: block;
    font-size: 2rem;
    font-family: 'Noto Serif SC', serif;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.9);
    background: none;
    -webkit-text-fill-color: initial;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    letter-spacing: 1px;
}

/* --- Academic Section - Styles Migrated to common.css --- */
/* --- Solution Section - Styles Migrated to common.css --- */

/* --- Section Headers --- */
.section-header {
    margin-bottom: 60px;
    text-align: center;
    position: relative;
}

.section-header h2 {
    font-family: 'Noto Serif SC', serif;
    font-size: 2.4rem;
    color: #0f172a;
    margin-bottom: 20px;
    font-weight: 700;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, transparent, #cba174, transparent);
    border-radius: 2px;
}

.section-header p.subtitle {
    font-family: 'Noto Sans SC', sans-serif;
    color: #64748b;
    font-size: 1.05rem;
    letter-spacing: 1.2px;
    margin-top: 30px;
    font-weight: 300;
}


.academic-card h3 {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.35rem;
    color: #0f172a;
    margin-bottom: 15px;
    font-weight: 600;
}

.academic-card p {
    color: #475569;
    line-height: 1.8;
    font-size: 1rem;
}

/* --- Solution Section (Ecosystem) --- */
.solution-section {
    background: #f1f5f9;
    padding: 100px 0;
}

.solution-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    margin-bottom: 60px;
    background: #ffffff;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.04);
}

.solution-text {
    padding: 60px 50px;
}

.solution-visual {
    width: 100%;
    height: 100%;
    min-height: 400px;
    position: relative;
}

.solution-row.reverse .solution-text {
    order: 2;
}

.solution-row.reverse .solution-visual {
    order: 1;
}

.solution-tag {
    display: inline-block;
    font-size: 0.75rem;
    color: #cba174;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    margin-bottom: 20px;
    padding: 8px 20px;
    border: 1px solid rgba(203, 161, 116, 0.3);
    border-radius: 25px;
    background: rgba(203, 161, 116, 0.08);
}

.solution-text h3 {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.8rem;
    color: #0a1128;
    margin-bottom: 25px;
}

.solution-text p {
    font-size: 1rem;
    color: #475569;
    line-height: 1.8;
}

/* Visual Backgrounds */
.visual-gold {
    background: linear-gradient(135deg, #b45309 0%, #d97706 50%, #fbbf24 100%);
}

.visual-blue {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 50%, #60a5fa 100%);
}

.visual-dark {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #475569 100%);
}

.visual-content {
    position: absolute;
    bottom: 50px;
    left: 50px;
    font-family: 'Noto Serif SC', serif;
    font-weight: 700;
    font-size: 2rem;
    color: white;
    text-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

/* --- Cooperation Section (Vision) --- */
.new-coop-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 50%, #f8fafc 100%);
}

.new-coop-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    padding: 80px 60px;
    background: #ffffff;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(226, 232, 240, 0.6);
}

.new-coop-content h2 {
    font-family: 'Noto Serif SC', serif;
    font-size: 2.4rem;
    margin-bottom: 35px;
}

.new-coop-content p {
    font-size: 1.1rem;
    line-height: 1.9;
    margin-bottom: 50px;
    color: #475569;
}