/* =============================================================================
   TRIZ AI LAB - Sections CSS
   Section-specific styles extracted from inline styles
   ============================================================================= */

/* =============================================================================
   HEADER SECTION
   ============================================================================= */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    z-index: 999;
    padding: 20px 0;
    transition: var(--transition);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header.scrolled {
    padding: 15px 0;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.12);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    text-decoration: none;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-extrabold);
    letter-spacing: -0.5px;
    transition: var(--transition);
}

.logo:hover {
    transform: scale(1.05);
}

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

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    transition: var(--transition);
    position: relative;
    letter-spacing: 0.2px;
}

.nav-link:hover {
    color: var(--accent-purple);
}

.nav-link:not(.btn):not(.btn-nav)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gradient);
    transition: var(--transition);
}

.nav-link:not(.btn):not(.btn-nav):hover::after {
    width: 100%;
}

.btn-nav {
    margin-left: 1rem;
    padding: 12px 24px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}

/* =============================================================================
   HERO SECTION
   ============================================================================= */

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.hero-slider-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    animation: slideAnimation 20s infinite;
}

@keyframes slideAnimation {
    0%, 100% { transform: scale(1.1) translateX(0); }
    50% { transform: scale(1.15) translateX(-2%); }
}

.hero-slider-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, rgba(26, 26, 46, 0.7) 0%, rgba(26, 26, 46, 0.6) 50%, rgba(26, 26, 46, 0.8) 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 0;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
}

.hero-shape-1 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    top: -200px;
    left: -200px;
    animation: float 20s ease-in-out infinite;
}

.hero-shape-2 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    bottom: -150px;
    right: -150px;
    animation: float 25s ease-in-out infinite reverse;
}

.hero-shape-3 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #fcb69f 0%, #ffecd2 100%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 15s ease-in-out infinite;
}

/* =============================================================================
   FOOTER SECTION
   ============================================================================= */

.footer {
    background: var(--dark-gradient);
    color: var(--text-white);
    padding: 60px 0 20px;
    margin-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    background: linear-gradient(90deg, #fff, var(--accent-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--text-white);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-links ul {
    list-style: none;
    padding: 0;
}

.footer-links ul li {
    margin-bottom: 0.75rem;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--accent-orange);
    transform: translateX(5px);
    display: inline-block;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.75rem;
}

.footer-contact i {
    margin-right: 0.5rem;
    color: var(--accent-orange);
}

.footer-disclaimer {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-disclaimer .disclaimer-text {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.813rem;
    line-height: 1.6;
    text-align: left;
}

.footer-disclaimer .disclaimer-text a {
    color: var(--accent-orange);
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.footer-disclaimer .disclaimer-text a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* =============================================================================
   ABOUT SECTION
   ============================================================================= */

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-story {
    margin-bottom: 3rem;
}

.about-story {
    margin-bottom: 3rem;
}

.about-story p {
    font-size: var(--font-size-lg);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-weight: var(--font-weight-regular);
}

/* Story Icons */
.story-icon {
    font-size: 1.1em;
    margin-right: 8px;
    vertical-align: baseline;
}

.greeting-icon {
    color: #f39c12; /* Orange */
}

.experience-icon {
    color: #3498db; /* Blue */
}

.power-icon {
    color: #e74c3c; /* Red */
}

.journey-icon {
    color: #9b59b6; /* Purple */
}

/* Problems Section */
.about-problems {
    margin: 3rem 0;
    padding: 2.5rem;
    background: linear-gradient(135deg, rgba(255, 99, 99, 0.05) 0%, rgba(255, 179, 71, 0.05) 100%);
    border-radius: var(--border-radius-lg);
    border-left: 4px solid #ff6b6b;
}

.about-problems h3 {
    color: #ff6b6b;
    margin-bottom: 1.5rem;
    font-size: var(--font-size-xl);
}

.problems-list p {
    font-size: var(--font-size-lg);
    line-height: 1.6;
    margin-bottom: 1.2rem;
    color: var(--text-secondary);
}

/* Solutions Title */
.solutions-title {
    color: #28a745;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.solutions-title i {
    font-size: 1.2em;
    color: #28a745;
}


.about-why {
    margin-top: 3rem;
}

.about-why h3 {
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.about-why > p {
    margin-bottom: 2.5rem;
}

.about-feature-content h4 {
    color: var(--accent-purple);
    margin-bottom: 0.5rem;
}

/* =============================================================================
   PROJECTS SECTIONS
   ============================================================================= */

.projects-category {
    margin-bottom: 2.5rem;
}

.software-card h4 {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.software-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.software-card ul {
    margin-top: 1rem;
}

/* =============================================================================
   SOLUTIONS SECTION
   ============================================================================= */

.solution-card h3 {
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.solution-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.solution-card ul {
    list-style: none;
    padding: 0;
}

.solution-card ul li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

.solution-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-purple);
    font-weight: bold;
}

/* =============================================================================
   TEAM SECTION
   ============================================================================= */

.team-avatar {
    width: 180px;
    height: 180px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border: 4px solid var(--bg-primary);
    background: var(--bg-secondary);
}

.team-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.team-member:hover .team-avatar img {
    transform: scale(1.1);
}

.team-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* =============================================================================
   TECHNOLOGY SECTION
   ============================================================================= */

.tech-content {
    max-width: 1200px;
    margin: 0 auto;
}

.tech-description {
    font-size: 1.4rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 3rem;
    text-align: center;
}

.tech-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.tech-category {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    padding: 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.tech-category h3 {
    color: var(--accent-orange);
    font-size: 1rem;
    margin-bottom: 0.75rem;
    text-align: left;
    font-weight: 600;
}

.tech-models {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.tech-badge {
    padding: 5px 12px;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
    transition: var(--transition);
    cursor: default;
}

.tech-badge:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--accent-orange);
    transform: translateY(-1px);
}

/* =============================================================================
   FOOTER ENHANCEMENTS
   ============================================================================= */

.footer-office-title {
    margin-top: 1.5rem;
}

.footer-address-indent {
    margin-left: 1.5rem;
}