/* ==========================================================================
   SimuEC - Home Page Styles
   ========================================================================== */

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 70px; /* Offset for navbar */
}

#tsparticles {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.hero p {
    font-size: clamp(1.125rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Search Bar in Hero */
.hero-search {
    margin-top: 3rem;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    padding: 0.5rem;
    border-radius: 9999px;
    display: flex;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    box-shadow: var(--shadow-lg);
}

.hero-search input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 1rem 1.5rem;
    color: var(--text-primary);
    font-size: 1rem;
}

.hero-search button {
    background: var(--primary);
    color: white;
    border-radius: 9999px;
    padding: 0 2rem;
    font-weight: 600;
    transition: background var(--transition-fast);
}

.hero-search button:hover {
    background: var(--primary-dark);
}

/* Universities Grid Section */
.universities-section {
    background: var(--bg-secondary);
    position: relative;
    z-index: 2;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.uni-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.uni-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.uni-card-header {
    height: 120px;
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    position: relative;
}

.uni-card-header::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(0,0,0,0.6) 100%);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.uni-logo-wrapper {
    position: absolute;
    bottom: -30px;
    left: 20px;
    width: 60px;
    height: 60px;
    background: white;
    border-radius: var(--radius-md);
    padding: 0.5rem;
    box-shadow: var(--shadow-md);
    z-index: 10;
}

.uni-logo-wrapper img {
    width: 100%; height: 100%;
    object-fit: contain;
}

.uni-card-body {
    padding: 3rem 1.5rem 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.uni-stats {
    display: flex;
    gap: 1rem;
    margin: 1rem 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* How it works */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    position: relative;
}

.step-card {
    text-align: center;
    padding: 2rem;
    position: relative;
    z-index: 2;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0 auto 1.5rem;
    box-shadow: var(--shadow-lg);
}

/* Stats Section */
.stats-section {
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-primary));
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    font-family: var(--font-heading);
    margin-bottom: 0.5rem;
    display: block;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    position: relative;
}

.testimonial-card i.quote-icon {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    font-size: 2rem;
    color: var(--primary-alpha);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.user-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

/* FAQ */
.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    overflow: hidden;
    background: var(--bg-primary);
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    font-size: 1.125rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: transparent;
    color: var(--text-primary);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-base);
    color: var(--text-secondary);
}

.faq-item.active .faq-answer {
    padding: 0 1.5rem 1.25rem;
    max-height: 500px;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}