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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #1976d2 0%, #000000 100%);
    min-height: 100vh;
}

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

/* Header */
.header {
    background: rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Logo */
.logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
}

.logo-image {
    width: 100px;
    height: 100px;
    object-fit: contain;
    background: transparent;
}

.logo-title {
    color: #FFD700;
    font-size: 3rem;
    font-weight: 700;
    margin: 0;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

.title-trade {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

.title-manthan {
    font-family: 'Orbitron', monospace;
    font-weight: 600;
}

.logo-tagline {
    color: #ffffff !important;
    font-size: 1rem;
    margin: 0;
    text-align: center;
    opacity: 1;
    font-weight: 400;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
    display: block;
}

/* Navigation */
.nav {
    display: flex;
    gap: 1rem;
}

/* Header Sign In Button - Bigger and More Prominent */
.nav .btn-primary {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 700;
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    color: #000;
    border-radius: 30px;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    min-width: 140px;
    text-align: center;
    border: 2px solid rgba(255, 255, 255, 0.2);
    animation: buttonPulse 2s ease-in-out infinite;
}

.nav .btn-primary i {
    margin-right: 0.5rem;
    font-size: 1rem;
}

@keyframes buttonPulse {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
    }
    50% {
        box-shadow: 0 6px 20px rgba(255, 215, 0, 0.6);
    }
}

.nav .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.6);
    background: linear-gradient(135deg, #FFA500 0%, #FFD700 100%);
    border-color: rgba(255, 255, 255, 0.4);
}

.nav .btn-primary:active {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

/* Buttons */
.btn {
    padding: 0.6rem 1.2rem;
    border: none;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    font-size: 0.9rem;
}

.btn-primary {
    background: linear-gradient(135deg, #1976d2 0%, #1565c0 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(25, 118, 210, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-large {
    padding: 0.8rem 1.6rem;
    font-size: 1rem;
}

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

/* Features Section */
#features {
    padding: 4rem 0;
    background: rgba(255, 255, 255, 0.05);
    overflow: hidden;
}

/* Logo Card */
.logo-card {
    background: transparent !important;
    border-radius: 20px !important;
    padding: 2rem !important;
    text-align: center !important;
    margin-bottom: 3rem !important;
    box-shadow: none !important;
    border: none !important;
    transition: all 0.3s ease !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    visibility: visible !important;
    opacity: 1 !important;
    position: relative !important;
    z-index: 10 !important;
    min-height: 250px !important;
}

.logo-card:hover {
    transform: none !important;
    box-shadow: none !important;
    border-color: transparent !important;
}

.logo-card-image {
    width: 200px !important;
    height: 200px !important;
    object-fit: contain !important;
    background: transparent !important;
    transition: all 0.3s ease !important;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    margin: 0 auto !important;
}

.logo-card:hover .logo-card-image {
    transform: scale(1.05) !important;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 0;
    width: 100%;
}

.feature-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
    min-width: 0;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(25, 118, 210, 0.2);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
}

.feature-card h3 {
    color: #1976d2;
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.feature-card p {
    color: #666;
    line-height: 1.4;
    font-size: 0.9rem;
}

/* Footer */
.footer {
    background: rgba(0, 0, 0, 0.3);
    padding: 2rem 0;
    text-align: center;
    margin-top: 4rem;
}

.footer p {
    color: rgba(255, 255, 255, 0.7);
}

/* Login Popup Styles */
.login-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.login-popup {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 1.5rem;
    width: 90%;
    max-width: 400px;
    position: relative;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease-out;
    max-height: 90vh;
    overflow-y: auto;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-20px);
    }
}

.close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: #666;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.close-btn:hover {
    background: rgba(0, 0, 0, 0.1);
    color: #333;
}

.logo-container {
    text-align: center;
    margin-bottom: 1.5rem;
}

.logo-container .logo-image {
    width: 50px;
    height: 50px;
    margin-bottom: 0.75rem;
    background: transparent;
}

.logo-container h2 {
    color: #1976d2;
    font-size: 1.4rem;
    font-weight: 700;
}

.login-form {
    text-align: center;
}

.login-form h3 {
    color: #333;
    font-size: 1.2rem;
    margin-bottom: 0.4rem;
    font-weight: 600;
}

.login-form p {
    color: #666;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

/* Google OAuth Button Styling */
.g_id_signin {
    margin-bottom: 1rem;
    width: 100% !important;
    display: block !important;
    max-width: none !important;
}

.g_id_signin > div {
    width: 100% !important;
    max-width: none !important;
}

/* Force Google button to be full width - more specific selectors */
.g_id_signin iframe,
.g_id_signin div[role="button"],
.g_id_signin div[data-width],
.g_id_signin div[style*="width"],
.g_id_signin div[style*="max-width"],
.g_id_signin div[style*="min-width"] {
    width: 100% !important;
    max-width: none !important;
    min-width: none !important;
}

/* Override any inline styles Google might add */
.g_id_signin * {
    width: 100% !important;
    max-width: none !important;
    min-width: none !important;
}

/* Ensure the button container takes full width */
.g_id_signin {
    display: block !important;
    width: 100% !important;
    max-width: none !important;
}

/* Additional forceful overrides for Google button */
.g_id_signin,
.g_id_signin > div,
.g_id_signin > div > div,
.g_id_signin iframe,
.g_id_signin div[role="button"],
.g_id_signin div[data-width],
.g_id_signin div[style*="width"],
.g_id_signin div[style*="max-width"],
.g_id_signin div[style*="min-width"],
.g_id_signin div[style*="display"],
.g_id_signin div[style*="position"] {
    width: 100% !important;
    max-width: none !important;
    min-width: none !important;
    display: block !important;
    position: relative !important;
}

/* Override any Google-specific classes */
.g_id_signin .g_id_signin_button,
.g_id_signin .g_id_signin_button > div,
.g_id_signin .g_id_signin_button iframe {
    width: 100% !important;
    max-width: none !important;
    min-width: none !important;
}

/* Instagram Button Styling */
.btn-instagram {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: white;
    border: none;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-weight: 500;
    text-transform: none;
    letter-spacing: 0.5px;
}

.btn-instagram:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(220, 39, 67, 0.3);
}

.btn-instagram i {
    margin-right: 0.5rem;
    font-size: 1.1rem;
}

.divider {
    position: relative;
    margin: 1rem 0;
    text-align: center;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #ddd;
}

.divider span {
    background: rgba(255, 255, 255, 0.95);
    padding: 0 1rem;
    color: #666;
    font-size: 0.9rem;
}

.login-footer {
    margin-top: 1.5rem;
    text-align: center;
    padding-top: 0.75rem;
    border-top: 1px solid #eee;
}

.login-footer p {
    color: #666;
    font-size: 0.8rem;
    line-height: 1.3;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .logo-title {
        font-size: 2.5rem;
        gap: 0.4rem;
    }
    
    .logo-tagline {
        font-size: 0.9rem;
    }
    
    .logo-card {
        padding: 1.5rem !important;
        margin-bottom: 2rem !important;
        min-height: 200px !important;
    }
    
    .logo-card-image {
        width: 150px !important;
        height: 150px !important;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .login-popup {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    .logo-container .logo-image {
        width: 50px;
        height: 50px;
    }
    
    .logo-container h2 {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .logo-title {
        font-size: 2rem;
        gap: 0.3rem;
    }
    
    .logo-tagline {
        font-size: 0.8rem;
    }
    
    .logo-card {
        padding: 1rem !important;
        margin-bottom: 1.5rem !important;
        min-height: 150px !important;
    }
    
    .logo-card-image {
        width: 120px !important;
        height: 120px !important;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.85rem;
    }
    
    .btn-large {
        padding: 0.8rem 1.6rem;
        font-size: 1rem;
    }
    
    /* Mobile Header Sign In Button */
    .nav .btn-primary {
        padding: 0.7rem 1.2rem;
        font-size: 0.9rem;
        min-width: 100px;
    }
}

/* Email Login Form */
.email-login-form {
    margin-top: 1rem;
}

.form-group {
    margin-bottom: 0.75rem;
}

.form-group input {
    width: 100%;
    padding: 0.6rem 0.8rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 0.9rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: #1976d2;
    box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
}

.btn-full {
    width: 100%;
    margin-top: 0.4rem;
}

/* Sign Up and Forgot Password Links */
.signup-link {
    margin-top: 1rem;
    text-align: center;
}

.signup-link p {
    margin: 0;
    color: #666;
    font-size: 0.9rem;
}

.signup-link a {
    color: #1976d2;
    text-decoration: none;
    font-weight: 500;
}

.signup-link a:hover {
    text-decoration: underline;
}

.forgot-password {
    margin-top: 0.75rem;
    text-align: center;
}

.forgot-password a {
    color: #666;
    text-decoration: none;
    font-size: 0.85rem;
}

.forgot-password a:hover {
    color: #1976d2;
    text-decoration: underline;
}