/* ========================================
   Engen Energy Inc. - Component Styles
   Reusable UI Components
   ======================================== */

/* ========================================
   Navigation Bar
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-fixed);
    background: rgba(10, 22, 40, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 22, 40, 0.95);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-md);
}

.navbar-logo {
    height: 88px;
    width: auto;
    transition: transform var(--transition-base);
}

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

.navbar-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
    align-items: center;
}

.navbar-menu li {
    margin: 0;
}

.navbar-menu a {
    font-family: var(--font-heading);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-light);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    position: relative;
}

.navbar-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.navbar-menu a:hover::after,
.navbar-menu a.active::after {
    width: 80%;
}

.navbar-menu a:hover,
.navbar-menu a.active {
    color: var(--color-cyan);
}

.navbar-auth {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    margin-left: var(--spacing-xl);
}

.navbar-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-teal);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.navbar-user::before {
    content: '👤';
    font-size: var(--font-size-lg);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-cyan);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

@media (max-width: 768px) {
    .navbar-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        flex-direction: column;
        background: rgba(10, 22, 40, 0.98);
        padding: var(--spacing-2xl);
        transition: left var(--transition-base);
    }

    .navbar-menu.active {
        left: 0;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .navbar-auth {
        margin-top: auto;
    }
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: var(--z-negative);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(var(--font-size-4xl), 6vw, var(--font-size-6xl));
    margin-bottom: var(--spacing-lg);
    animation: fadeIn 1s ease-out;
}

.hero-subtitle {
    font-size: clamp(var(--font-size-lg), 2vw, var(--font-size-2xl));
    color: var(--color-gray);
    margin-bottom: var(--spacing-2xl);
    animation: fadeIn 1s ease-out 0.3s both;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeIn 1s ease-out 0.6s both;
}

/* ========================================
   Cards
   ======================================== */

.card {
    background: rgba(26, 41, 66, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
    height: 100%;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
    border-color: rgba(0, 212, 255, 0.3);
}

.card-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.card-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.card-text {
    color: var(--color-gray);
    line-height: var(--line-height-relaxed);
}

/* Team Member Card */
.team-card {
    text-align: center;
}

.team-card-avatar {
    width: 150px;
    height: 150px;
    border-radius: var(--radius-full);
    margin: 0 auto var(--spacing-lg);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-5xl);
    border: 3px solid rgba(0, 212, 255, 0.3);
    transition: all var(--transition-base);
}

.team-card:hover .team-card-avatar {
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
}

.team-card-name {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.team-card-title {
    color: var(--color-cyan);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
}

.team-card-credentials {
    color: var(--color-gray);
    font-size: var(--font-size-sm);
    font-style: italic;
}

/* Technology Card */
.tech-card {
    position: relative;
    overflow: hidden;
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.tech-card:hover::before {
    transform: scaleX(1);
}

.tech-number {
    display: inline-block;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    color: var(--color-space-deep);
    font-weight: var(--font-weight-bold);
    line-height: 40px;
    text-align: center;
    margin-bottom: var(--spacing-md);
}

/* ========================================
   Forms
   ======================================== */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    color: var(--color-white);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-sm);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-md);
    background: rgba(26, 41, 66, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-cyan);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-gray-dark);
}

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

.form-error {
    color: var(--color-orange);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-sm);
}

/* ========================================
   Modal
   ======================================== */

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 22, 40, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: var(--z-modal-backdrop);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: rgba(26, 41, 66, 0.95);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.9);
    transition: transform var(--transition-base);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: none;
    border: none;
    color: var(--color-gray);
    font-size: var(--font-size-2xl);
    cursor: pointer;
    transition: color var(--transition-base);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: var(--color-white);
}

.modal-title {
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

/* ========================================
   Footer
   ======================================== */

.footer {
    background: rgba(10, 22, 40, 0.8);
    border-top: 1px solid rgba(0, 212, 255, 0.1);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-4xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

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

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--color-gray);
    transition: color var(--transition-base);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--color-gray);
    font-size: var(--font-size-sm);
}

/* ========================================
   Badge/Tag
   ======================================== */

.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-primary {
    background: var(--gradient-primary);
    color: var(--color-space-deep);
}

.badge-secondary {
    background: var(--gradient-secondary);
    color: var(--color-white);
}

.badge-outline {
    background: transparent;
    border: 1px solid var(--color-cyan);
    color: var(--color-cyan);
}

/* ========================================
   Loading Spinner
   ======================================== */

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(0, 212, 255, 0.2);
    border-top-color: var(--color-cyan);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}