/* Trainix Website - Main Styles */

/* CSS Variables */
:root {
    --primary-dark: #1a1d29;
    --accent-teal: #33cb98;
    --accent-teal-light: #28a3cc;
    --accent-teal-dark: #28a3cc;
    --text-primary: #1a1d29;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Background Graphics */
.background-graphics {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.bg-shapes {
    width: 100%;
    height: 100%;
    opacity: 0.4;
}

.shape {
    animation: float 20s ease-in-out infinite;
}

.shape-1 {
    animation-delay: 0s;
}

.shape-2 {
    animation-delay: 4s;
}

.shape-3 {
    animation-delay: 8s;
}

.shape-4 {
    animation-delay: 12s;
}

.shape-5 {
    animation-delay: 16s;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 1.5rem;
    transition: var(--transition);
}

.logo:hover {
    transform: translateY(-2px);
}

.logo-img {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

.logo-text {
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-teal-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 0;
    height: 2px;
    background: var(--accent-teal);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-teal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-weight: 600;
    font-size: 1rem;
    border-radius: 0.5rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    gap: 0.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-teal-light));
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-teal);
    border: 2px solid var(--accent-teal);
}

.btn-secondary:hover {
    background: var(--accent-teal);
    color: white;
}

.btn-outline {
    background: white;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-outline:hover {
    border-color: var(--accent-teal);
    color: var(--accent-teal);
}

/* Main Content */
.main-content {
    margin-top: 80px;
    min-height: calc(100vh - 80px);
}

/* Sections */
.section {
    padding: 6rem 0;
    position: relative;
}

.section.cta-section {
    padding-bottom: 4rem;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-primary);
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.25rem;
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 4rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* Cards */
.card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

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

.card-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.card-text {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Footer */
.footer {
    background: var(--primary-dark);
    color: white;
    padding: 4rem 0 2rem;
    margin-top: 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3.footer-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: white;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--accent-teal);
    transform: translateY(-3px);
}

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

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

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

.footer-links a:hover {
    color: var(--accent-teal-light);
    padding-right: 0.5rem;
}

.footer-contact {
    list-style: none;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact i {
    color: var(--accent-teal-light);
    width: 20px;
}

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

.footer-contact a:hover {
    color: var(--accent-teal-light);
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    gap: 1rem;
    text-align: center;
}

.footer-bottom > p {
    margin: 0;
}

.footer-credit {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
}

.footer-credit a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: var(--transition);
}

.footer-credit a:hover {
    color: var(--accent-teal-light);
    text-decoration: underline;
}

.footer-legal {
    display: flex;
    gap: 2rem;
}

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

.footer-legal a:hover {
    color: var(--accent-teal-light);
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

/* Form Errors */
.form-error {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Alert Messages */
.alert {
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #6ee7b7;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}