/* ==========================================
   INDUSTRY SOLUTIONS SECTION STYLES
   Brand Value Enhancement - Industry Solutions
   匹配网站黑白金配色方案
   ========================================== */

:root {
    --sol-gold: #C9A962;
    --sol-gold-light: #D4B978;
    --sol-black: #000000;
    --sol-white: #FFFFFF;
    --sol-cream: #FAF8F5;
    --sol-gray-100: #F7F7F7;
    --sol-gray-200: #EEEEEE;
    --sol-gray-300: #DDDDDD;
    --sol-gray-400: #AAAAAA;
    --sol-gray-500: #888888;
    --sol-gray-600: #666666;
    --sol-gray-700: #444444;
    --sol-gray-800: #222222;
}

/* Section Container */
.industry-solutions {
    padding: 100px 0 120px;
    background: linear-gradient(180deg, var(--sol-cream) 0%, var(--sol-white) 50%, var(--sol-cream) 100%);
}

.industry-solutions .container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 40px;
}

@media (max-width: 768px) {
    .industry-solutions {
        padding: 60px 0 80px;
    }
    
    .industry-solutions .container {
        padding: 0 20px;
    }
}

/* Section Header */
.solutions-header {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 80px;
}

@media (max-width: 768px) {
    .solutions-header {
        margin-bottom: 50px;
    }
}

.solutions-eyebrow {
    display: inline-block;
    padding: 8px 20px;
    margin-bottom: 20px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--sol-gold);
    background-color: var(--sol-black);
    border: 1px solid var(--sol-gold);
}

.solutions-title {
    font-family: 'Bebas Neue', 'Montserrat', sans-serif;
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 400;
    color: var(--sol-black);
    margin-bottom: 25px;
    line-height: 1.1;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.solutions-title-gradient {
    display: block;
    margin-top: 8px;
    color: var(--sol-gold);
}

.solutions-subtitle {
    font-size: 1.1rem;
    color: var(--sol-gray-600);
    line-height: 1.8;
    max-width: 700px;
    margin: 0 auto;
}

/* Solutions Grid - 4 columns layout */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

@media (max-width: 1400px) {
    .solutions-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 25px;
    }
}

@media (max-width: 1100px) {
    .solutions-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
}

@media (max-width: 640px) {
    .solutions-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* Solution Card */
.solution-card {
    background: var(--sol-white);
    border-radius: 0;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    border: 1px solid var(--sol-gray-200);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--sol-gold);
    transition: height 0.4s ease;
}

.solution-card:hover {
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
    transform: translateY(-12px);
    border-color: var(--sol-gold);
}

.solution-card:hover::before {
    height: 100%;
}

/* Card Image */
.solution-image-wrapper {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: var(--sol-black);
}

.solution-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s ease, opacity 0.5s ease;
}

.solution-card:hover .solution-image {
    transform: scale(1.1);
}

/* Gradient Placeholder */
.solution-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    text-align: center;
    background: linear-gradient(135deg, var(--sol-black) 0%, var(--sol-gray-800) 100%);
}

.solution-placeholder-icon {
    width: 4rem;
    height: 4rem;
    margin-bottom: 0.75rem;
    opacity: 0.6;
    color: var(--sol-gold);
}

.solution-placeholder-text {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--sol-gold);
}

/* Image Overlay */
.solution-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent 60%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.solution-card:hover .solution-overlay {
    opacity: 1;
}

/* Solution Number Badge */
.solution-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    width: 40px;
    height: 40px;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--sol-gold);
    background: var(--sol-black);
    border: 1px solid var(--sol-gold);
    font-family: 'Bebas Neue', sans-serif;
    font-weight: 400;
    font-size: 1rem;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    z-index: 10;
}

/* Card Content */
.solution-content {
    padding: 30px;
    background: var(--sol-white);
}

.solution-name {
    font-family: 'Bebas Neue', 'Montserrat', sans-serif;
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--sol-black);
    margin-bottom: 15px;
    line-height: 1.2;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: color 0.3s ease;
}

.solution-card:hover .solution-name {
    color: var(--sol-gold);
}

.solution-description {
    font-size: 0.9rem;
    color: var(--sol-gray-600);
    line-height: 1.7;
    margin-bottom: 20px;
}

/* Key Components */
.solution-components-title {
    font-size: 10px;
    font-weight: 600;
    color: var(--sol-gray-500);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
    padding-top: 15px;
    border-top: 1px solid var(--sol-gray-200);
}

.solution-components-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.solution-component-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--sol-gray-700);
    padding: 5px 12px;
    background: var(--sol-gray-100);
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.solution-card:hover .solution-component-item {
    background: var(--sol-black);
    color: var(--sol-white);
}

.solution-check-icon {
    width: 14px;
    height: 14px;
    color: var(--sol-gold);
    flex-shrink: 0;
}

/* CTA Button */
.solution-cta {
    width: 100%;
    padding: 15px 25px;
    border: none;
    border-radius: 0;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--sol-black);
    background: var(--sol-gold);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.solution-cta:hover {
    background: var(--sol-black);
    color: var(--sol-gold);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.solution-cta:active {
    transform: scale(0.98);
}

.solution-cta-icon {
    width: 1rem;
    height: 1rem;
    transition: transform 0.3s ease;
}

.solution-card:hover .solution-cta-icon {
    transform: translateX(5px);
}

/* Override all gradient classes with consistent gold/black theme */
.gradient-rose,
.gradient-emerald,
.gradient-amber,
.gradient-violet,
.gradient-sky,
.gradient-indigo,
.gradient-red,
.gradient-slate,
.gradient-teal,
.gradient-lime,
.gradient-orange {
    background: linear-gradient(135deg, var(--sol-black) 0%, var(--sol-gray-800) 100%);
}

/* Bottom CTA Section */
.solutions-bottom-cta {
    margin-top: 80px;
    text-align: center;
}

@media (max-width: 768px) {
    .solutions-bottom-cta {
        margin-top: 50px;
    }
}

.solutions-cta-box {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 40px 60px;
    background: var(--sol-black);
    border: 1px solid var(--sol-gold);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

@media (max-width: 640px) {
    .solutions-cta-box {
        flex-direction: column;
        padding: 30px 25px;
        width: 100%;
    }
}

@media (min-width: 641px) {
    .solutions-cta-box {
        flex-direction: row;
        padding: 35px 50px;
    }
}

.solutions-cta-text {
    color: var(--sol-white);
    text-align: center;
}

@media (min-width: 641px) {
    .solutions-cta-text {
        text-align: left;
    }
}

.solutions-cta-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    margin-bottom: 5px;
    color: var(--sol-white);
    text-transform: uppercase;
}

.solutions-cta-subtitle {
    font-size: 0.9rem;
    color: var(--sol-gray-400);
}

.solutions-cta-button {
    padding: 18px 40px;
    background: var(--sol-gold);
    color: var(--sol-black);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: none;
    border-radius: 0;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.3s ease;
}

.solutions-cta-button:hover {
    background: var(--sol-white);
    color: var(--sol-black);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(201, 169, 98, 0.3);
}

.solutions-cta-button:active {
    transform: scale(0.98);
}

/* Animation for cards appearing */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.solution-card {
    animation: fadeInUp 0.7s ease forwards;
    opacity: 0;
}

.solution-card:nth-child(1) { animation-delay: 0.05s; }
.solution-card:nth-child(2) { animation-delay: 0.1s; }
.solution-card:nth-child(3) { animation-delay: 0.15s; }
.solution-card:nth-child(4) { animation-delay: 0.2s; }
.solution-card:nth-child(5) { animation-delay: 0.25s; }
.solution-card:nth-child(6) { animation-delay: 0.3s; }
.solution-card:nth-child(7) { animation-delay: 0.35s; }
.solution-card:nth-child(8) { animation-delay: 0.4s; }

/* More Solutions Card - Special CTA Style */
.solution-card.more-solutions-card {
    background: linear-gradient(135deg, var(--sol-black) 0%, #1a1a1a 50%, var(--sol-black) 100%);
    border: 2px solid var(--sol-gold);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: 400px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.solution-card.more-solutions-card::before {
    display: none;
}

.solution-card.more-solutions-card::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: var(--sol-gold);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.6s ease;
    z-index: 0;
}

.solution-card.more-solutions-card:hover::after {
    width: 600px;
    height: 600px;
}

.solution-card.more-solutions-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 30px 70px rgba(201, 169, 98, 0.25);
    border-color: var(--sol-gold);
}

.more-solutions-inner {
    position: relative;
    z-index: 1;
    padding: 40px 30px;
}

.more-solutions-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    border: 2px solid var(--sol-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.4s ease;
}

.solution-card.more-solutions-card:hover .more-solutions-icon {
    background: var(--sol-black);
    border-color: var(--sol-black);
    transform: scale(1.1);
}

.more-solutions-icon svg {
    width: 40px;
    height: 40px;
    color: var(--sol-gold);
    transition: all 0.4s ease;
}

.solution-card.more-solutions-card:hover .more-solutions-icon svg {
    color: var(--sol-gold);
    transform: translateX(5px);
}

.more-solutions-title {
    font-family: 'Bebas Neue', 'Montserrat', sans-serif;
    font-size: 1.8rem;
    font-weight: 400;
    color: var(--sol-gold);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 15px;
    transition: color 0.4s ease;
}

.solution-card.more-solutions-card:hover .more-solutions-title {
    color: var(--sol-black);
}

.more-solutions-subtitle {
    font-size: 0.9rem;
    color: var(--sol-gray-400);
    line-height: 1.6;
    margin-bottom: 25px;
    transition: color 0.4s ease;
}

.solution-card.more-solutions-card:hover .more-solutions-subtitle {
    color: var(--sol-gray-700);
}

.more-solutions-count {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 25px;
    background: transparent;
    border: 1px solid var(--sol-gold);
    color: var(--sol-gold);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all 0.4s ease;
}

.solution-card.more-solutions-card:hover .more-solutions-count {
    background: var(--sol-black);
    color: var(--sol-gold);
    border-color: var(--sol-black);
}

/* SEO Keywords Tags - Styled List */
.solution-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--sol-gray-200);
}

.solution-keywords span {
    font-size: 0.65rem;
    padding: 3px 8px;
    background: var(--sol-cream);
    color: var(--sol-gray-500);
    letter-spacing: 0.5px;
    text-transform: lowercase;
}

/* Industry Icon Badges */
.solution-industry-icon {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: var(--sol-gold);
    z-index: 10;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    transition: all 0.3s ease;
}

.solution-card:hover .solution-industry-icon {
    background: var(--sol-gold);
    color: var(--sol-black);
}

/* More Solutions Button Section */
.gg-solutions-more {
    text-align: center;
    margin-top: 60px;
    padding-top: 40px;
}

.gg-more-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 18px 50px;
    background: transparent;
    color: #c9a227;
    font-family: 'Bebas Neue', 'Montserrat', sans-serif;
    font-size: 1.3rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    text-decoration: none;
    border: 2px solid #c9a227;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.gg-more-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: #c9a227;
    transition: left 0.4s ease;
    z-index: -1;
}

.gg-more-btn:hover::before {
    left: 0;
}

.gg-more-btn:hover {
    color: #000;
    box-shadow: 0 10px 40px rgba(201, 162, 39, 0.3);
    transform: translateY(-3px);
}

.gg-more-btn i {
    transition: transform 0.3s ease;
}

.gg-more-btn:hover i {
    transform: translateX(8px);
}

.gg-more-hint {
    margin-top: 15px;
    font-family: 'Inter', sans-serif;
    font-size: 0.9rem;
    color: #888;
    letter-spacing: 0.5px;
}

@media (max-width: 768px) {
    .gg-solutions-more {
        margin-top: 40px;
        padding-top: 30px;
    }
    
    .gg-more-btn {
        padding: 15px 35px;
        font-size: 1.1rem;
        letter-spacing: 2px;
    }
    
    .gg-more-hint {
        font-size: 0.8rem;
    }
}