/* PRHInc Premium Design System */
@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@300;400;500;600;700&family=Poppins:wght@400;500;600;700&display=swap');

:root {
    --primary: #0F172A;
    --primary-light: #1E293B;
    --secondary: #334155;
    --accent: #0369A1;
    --accent-light: #0EA5E9;
    --accent-dark: #0284C7;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
    --bg: #F8FAFC;
    --bg-alt: #F1F5F9;
    --white: #FFFFFF;
    --text: #020617;
    --text-muted: #475569;
    --text-light: #64748B;
    --border: #E2E8F0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-md: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: all 0.2s ease;
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Open Sans', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--text);
    background-color: var(--bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--primary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 16px;
    left: 16px;
    right: 16px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    padding: 12px 0;
    border: 1px solid var(--border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    height: 48px;
    width: auto;
    transition: var(--transition);
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-link {
    padding: 10px 20px;
    font-weight: 500;
    color: var(--secondary);
    border-radius: var(--radius);
    transition: var(--transition);
    font-size: 0.95rem;
}

.nav-link:hover {
    color: var(--accent);
    background: var(--bg-alt);
}

.nav-link.active {
    color: var(--accent);
    background: rgba(3, 105, 161, 0.1);
}

.nav-cta {
    background: var(--accent) !important;
    color: var(--white) !important;
    padding: 12px 28px !important;
    border-radius: var(--radius) !important;
    font-weight: 600 !important;
    box-shadow: 0 4px 14px 0 rgba(3, 105, 161, 0.4);
}

.nav-cta:hover {
    background: var(--accent-dark) !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(3, 105, 161, 0.5);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--primary);
    position: relative;
    transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    top: 8px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 120px 24px 80px;
    background: var(--primary);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/hero-bg.jpg') center/cover no-repeat;
    opacity: 0.4;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(30, 41, 59, 0.75) 50%, rgba(3, 105, 161, 0.7) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 8px 20px;
    border-radius: 50px;
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 24px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-badge svg {
    width: 18px;
    height: 18px;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    color: var(--white);
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.1;
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-family: var(--font-body);
}

.btn-primary {
    background: var(--white);
    color: var(--primary);
    box-shadow: 0 4px 14px 0 rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px 0 rgba(0, 0, 0, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

.btn-accent {
    background: var(--accent);
    color: var(--white);
    box-shadow: 0 4px 14px 0 rgba(3, 105, 161, 0.4);
}

.btn-accent:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px 0 rgba(3, 105, 161, 0.5);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.1rem;
}

/* Sections */
.section {
    padding: 100px 0;
}

.section-alt {
    background: var(--bg-alt);
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    text-align: center;
    margin-bottom: 16px;
    color: var(--primary);
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 60px;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--white);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
    cursor: pointer;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    box-shadow: 0 4px 14px 0 rgba(3, 105, 161, 0.3);
}

.feature-icon svg {
    width: 32px;
    height: 32px;
    color: var(--white);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--primary);
}

.feature-card p {
    color: var(--text-muted);
    line-height: 1.7;
}

/* Expect Section */
.expect-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.expect-text h2 {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.expect-text p {
    color: var(--text-muted);
    margin-bottom: 32px;
    line-height: 1.8;
}

.expect-list {
    list-style: none;
}

.expect-list li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}

.expect-list li:last-child {
    border-bottom: none;
}

.expect-list svg {
    width: 24px;
    height: 24px;
    color: var(--success);
    flex-shrink: 0;
    margin-top: 2px;
}

.expect-list strong {
    color: var(--primary);
}

.expect-image {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.expect-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
}

.team-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.team-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.team-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 0 auto 20px;
    overflow: hidden;
    border: 4px solid var(--bg-alt);
    box-shadow: var(--shadow-md);
}

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

.team-card h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
    color: var(--primary);
}

.team-card p {
    color: var(--accent);
    font-weight: 500;
    font-size: 0.95rem;
}

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

.faq-item {
    background: var(--white);
    border-radius: var(--radius);
    margin-bottom: 16px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow);
}

.faq-item.active {
    border-color: var(--accent);
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-heading);
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--accent);
}

.faq-icon {
    width: 24px;
    height: 24px;
    transition: transform 0.3s ease;
}

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-content {
    padding: 0 24px 20px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* History Section */
.history-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.history-text h2 {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.history-text p {
    color: var(--text-muted);
    margin-bottom: 24px;
    line-height: 1.8;
}

.history-quote {
    background: var(--bg-alt);
    padding: 24px;
    border-radius: var(--radius);
    border-left: 4px solid var(--accent);
    margin: 32px 0;
    font-style: italic;
    color: var(--text-muted);
}

.history-image {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.history-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

/* Inspired Section */
.inspired-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.success-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.success-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.success-image {
    height: 200px;
    overflow: hidden;
}

.success-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.success-card:hover .success-image img {
    transform: scale(1.05);
}

.success-content {
    padding: 24px;
}

.success-content h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
    color: var(--primary);
}

.success-content p {
    color: var(--text-muted);
    line-height: 1.7;
}

/* Register Section */
.register-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.register-info h2 {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.register-info p {
    color: var(--text-muted);
    margin-bottom: 32px;
    line-height: 1.8;
}

.register-benefits {
    list-style: none;
}

.register-benefits li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    color: var(--text-muted);
}

.register-benefits svg {
    width: 20px;
    height: 20px;
    color: var(--success);
}

.register-form-container {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border);
}

.register-form-container h3 {
    font-size: 1.5rem;
    margin-bottom: 24px;
    color: var(--primary);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--primary);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 1rem;
    font-family: var(--font-body);
    transition: var(--transition);
    background: var(--bg);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(3, 105, 161, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: var(--primary);
    color: var(--white);
    padding: 80px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand h3 {
    font-size: 1.5rem;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-links h4 {
    font-size: 1.1rem;
    color: var(--white);
    margin-bottom: 20px;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--white);
}

.footer-contact h4 {
    font-size: 1.1rem;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 8px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Responsive */
@media (max-width: 1024px) {
    .navbar {
        top: 12px;
        left: 12px;
        right: 12px;
    }

    .expect-section,
    .history-section,
    .register-section {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: 12px;
        right: 12px;
        background: var(--white);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-xl);
        flex-direction: column;
        padding: 16px;
        gap: 8px;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-20px);
        transition: var(--transition);
        border: 1px solid var(--border);
    }

    .nav-menu.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .nav-link {
        padding: 14px 20px;
        width: 100%;
        text-align: center;
    }

    .hero {
        padding: 100px 20px 60px;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }

    .inspired-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .section {
        padding: 60px 0;
    }

    .register-form-container {
        padding: 24px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .expect-text h2,
    .history-text h2,
    .register-info h2 {
        font-size: 1.75rem;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
    }

    html {
        scroll-behavior: auto;
    }
}

/* Feature Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    padding: 20px;
}

.modal-content {
    background: var(--white);
    border-radius: 20px;
    padding: 40px;
    max-width: 500px;
    width: 100%;
    position: relative;
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: var(--bg);
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--secondary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-close:hover {
    background: #fee2e2;
    color: #dc2626;
}

.modal-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.modal-icon svg {
    width: 28px;
    height: 28px;
    color: var(--white);
}

.modal-content h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
}

.modal-content p {
    color: var(--secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}