/* Qanto Website - Component Styles */

/* ==========================================================================
   Navigation Components
   ========================================================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    transition: transform 0.2s ease;
}

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

.nav-logo::before {
    content: '⚡';
    margin-right: 0.5rem;
    font-size: 1.2em;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background: rgba(102, 126, 234, 0.1);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-color);
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 2px;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* ==========================================================================
   Button Components
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--text-color);
    border: 2px solid rgba(0, 0, 0, 0.1);
}

.btn-outline:hover {
    background: var(--text-color);
    color: white;
    border-color: var(--text-color);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-icon svg {
    width: 1.2em;
    height: 1.2em;
}

/* ==========================================================================
   Card Components
   ========================================================================== */

.card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.card-header {
    margin-bottom: 1.5rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.card-subtitle {
    color: var(--text-muted);
    font-size: 1rem;
}

.card-body {
    margin-bottom: 1.5rem;
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.feature-card {
    text-align: center;
    padding: 2.5rem 2rem;
    background: white;
    border-radius: 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05), rgba(118, 75, 162, 0.05));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    position: relative;
    z-index: 1;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 1rem;
}

.feature-description {
    color: var(--text-muted);
    line-height: 1.6;
}

.ecosystem-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.ecosystem-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(102, 126, 234, 0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.6s ease;
    opacity: 0;
}

.ecosystem-card:hover::after {
    opacity: 1;
    transform: rotate(45deg) translate(50%, 50%);
}

.ecosystem-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.ecosystem-icon {
    width: 3rem;
    height: 3rem;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    position: relative;
    z-index: 1;
}

/* ==========================================================================
   Form Components
   ========================================================================== */

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: all 0.2s ease;
    background: white;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

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

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-checkbox input[type="checkbox"] {
    width: 1.2rem;
    height: 1.2rem;
    accent-color: var(--primary-color);
}

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

.form-success {
    color: #10b981;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

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

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

.modal-content {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

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

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
    transition: color 0.2s ease;
}

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

/* ==========================================================================
   Tab Components
   ========================================================================== */

.tabs {
    margin-bottom: 2rem;
}

.tab-list {
    display: flex;
    border-bottom: 2px solid rgba(0, 0, 0, 0.1);
    margin-bottom: 2rem;
}

.tab-button {
    background: none;
    border: none;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.tab-button::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: transform 0.2s ease;
}

.tab-button:hover,
.tab-button.active {
    color: var(--primary-color);
}

.tab-button.active::after {
    transform: scaleX(1);
}

.tab-panel {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Progress Components
   ========================================================================== */

.progress {
    width: 100%;
    height: 0.5rem;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 0.25rem;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 0.25rem;
    transition: width 0.3s ease;
    position: relative;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background-image: linear-gradient(
        -45deg,
        rgba(255, 255, 255, 0.2) 25%,
        transparent 25%,
        transparent 50%,
        rgba(255, 255, 255, 0.2) 50%,
        rgba(255, 255, 255, 0.2) 75%,
        transparent 75%,
        transparent
    );
    background-size: 1rem 1rem;
    animation: progress-stripes 1s linear infinite;
}

@keyframes progress-stripes {
    0% { background-position: 1rem 0; }
    100% { background-position: 0 0; }
}

/* ==========================================================================
   Badge Components
   ========================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-primary {
    background: rgba(102, 126, 234, 0.1);
    color: var(--primary-color);
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}

.badge-error {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.badge-outline {
    background: transparent;
    border: 1px solid currentColor;
}

/* ==========================================================================
   Loading Components
   ========================================================================== */

.spinner {
    width: 2rem;
    height: 2rem;
    border: 2px solid rgba(102, 126, 234, 0.2);
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.spinner-small {
    width: 1rem;
    height: 1rem;
    border-width: 1px;
}

.spinner-large {
    width: 3rem;
    height: 3rem;
    border-width: 3px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-dots {
    display: inline-flex;
    gap: 0.25rem;
}

.loading-dots span {
    width: 0.5rem;
    height: 0.5rem;
    background: var(--primary-color);
    border-radius: 50%;
    animation: loading-bounce 1.4s ease-in-out infinite both;
}

.loading-dots span:nth-child(1) { animation-delay: -0.32s; }
.loading-dots span:nth-child(2) { animation-delay: -0.16s; }

@keyframes loading-bounce {
    0%, 80%, 100% {
        transform: scale(0);
    }
    40% {
        transform: scale(1);
    }
}

/* ==========================================================================
   Tooltip Components
   ========================================================================== */

.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: 0.5rem 0.75rem;
    border-radius: 0.25rem;
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    z-index: 1000;
}

.tooltip::after {
    content: '';
    position: absolute;
    bottom: 115%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: rgba(0, 0, 0, 0.9);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
}

.tooltip:hover::before,
.tooltip:hover::after {
    opacity: 1;
    visibility: visible;
}

/* ==========================================================================
   Alert Components
   ========================================================================== */

.alert {
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    border-left: 4px solid;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-color: #3b82f6;
    color: #1e40af;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-color: #10b981;
    color: #065f46;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: #f59e0b;
    color: #92400e;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border-color: #ef4444;
    color: #991b1b;
}

.alert-icon {
    flex-shrink: 0;
    width: 1.25rem;
    height: 1.25rem;
    margin-top: 0.125rem;
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.alert-message {
    font-size: 0.875rem;
    line-height: 1.5;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        transition: transform 0.3s ease;
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateY(0);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-cta {
        flex-direction: column;
        gap: 1rem;
        width: 100%;
        margin-top: 1rem;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .feature-card {
        padding: 2rem 1.5rem;
    }
    
    .modal-content {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    .tab-list {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .tab-button {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 1rem;
    }
    
    .btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.9rem;
    }
    
    .btn-large {
        padding: 0.875rem 1.75rem;
        font-size: 1rem;
    }
    
    .card-title {
        font-size: 1.25rem;
    }
    
    .feature-title {
        font-size: 1.125rem;
    }
    
    .feature-icon {
        width: 3rem;
        height: 3rem;
        font-size: 1.5rem;
    }
    
    .ecosystem-icon {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 1.25rem;
    }
}