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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background: #f9fafb;
    color: #111827;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    display: flex;
    min-height: 100vh;
}

/* Left Section - Desktop Only */
.left-section {
    flex: 1;
    background: linear-gradient(135deg, hsl(136, 20%, 74%) 0%, #d1fae5 100%);
    padding: 60px 80px;
    display: none;
    position: relative;
   
}

.logo-container {
    margin-bottom: 40px;
}

.logo {
    width: 64px;
    height: 64px;
    background: rgba(16, 185, 129, 0.15);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
    background: rgba(16, 185, 129, 0.2);
}

.left-section h1 {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 16px;
    color: #111827;
    line-height: 1.2;
}

.subtitle {
    font-size: 16px;
    color: #6b7280;
    margin-bottom: 32px;
    line-height: 1.6;
}

.features {
    list-style: none;
}

.features li {
    font-size: 15px;
    color: #374151;
    margin-bottom: 12px;
    padding-left: 28px;
    position: relative;
    transition: all 0.2s ease;
}

.features li:hover {
    color: #10b981;
    transform: translateX(4px);
}

.features li::before {
    content: "•";
    color: #10b981;
    font-size: 24px;
    position: absolute;
    left: 0;
    top: -4px;
    font-weight: bold;
}

/* Right Section - Form Area */
.right-section {
    flex: 1;
    background: white;
    display: flex;
    flex-direction: column;
    padding: 20px;
    overflow-y: auto;
}

.mobile-header {
    text-align: center;
    margin-bottom: 32px;
}

.mobile-header .logo-container {
    display: flex;
    justify-content: center;
    margin-bottom: 16px;
}

.mobile-header .logo {
    width: 56px;
    height: 56px;
}

.mobile-header h2 {
    font-size: 28px;
    font-weight: 700;
    color: #111827;
}

.form-container {
    max-width: 440px;
    width: 100%;
    margin: 0 auto;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 32px;
    background: #f3f4f6;
    padding: 4px;
    border-radius: 12px;
}

.tab {
    flex: 1;
    padding: 12px 24px;
    border: none;
    background: transparent;
    color: #6b7280;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.tab:hover {
    color: #374151;
}

.tab.active {
    background: white;
    color: #111827;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
}

/* Form Styles */
.auth-form {
    display: flex;
    flex-direction: column;
    animation: fadeIn 0.3s ease;
}

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

.auth-form.hidden {
    display: none;
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #111827;
    margin-bottom: 8px;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 16px;
    pointer-events: none;
    z-index: 1;
}

.input-wrapper input {
    width: 100%;
    padding: 14px 16px 14px 48px;
    border: 1.5px solid #e5e7eb;
    border-radius: 10px;
    font-size: 15px;
    color: #111827;
    transition: all 0.2s ease;
    background: #f9fafb;
}

.input-wrapper input::placeholder {
    color: #9ca3af;
}

.input-wrapper input:hover {
    border-color: #d1d5db;
}

.input-wrapper input:focus {
    outline: none;
    border-color: #10b981;
    background: white;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.input-hint {
    margin-top: 6px;
    font-size: 13px;
    color: #6b7280;
}

/* Buttons */
.btn-primary {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 10px;
    background: #10b981;
    color: white;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: 8px;
    position: relative;
    overflow: hidden;
}

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

.btn-primary:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.btn-primary:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-primary:disabled:hover {
    background: #9ca3af;
    transform: none;
}

/* Divider */
.divider {
    text-align: center;
    color: #9ca3af;
    font-size: 14px;
    margin: 24px 0;
    position: relative;
}

.divider::before,
.divider::after {
    content: "";
    position: absolute;
    top: 50%;
    width: 40%;
    height: 1px;
    background: #e5e7eb;
}

.divider::before {
    left: 0;
}

.divider::after {
    right: 0;
}

/* Google Button */
.btn-google {
    width: 100%;
    padding: 12px;
    border: 1.5px solid #e5e7eb;
    border-radius: 10px;
    background: white;
    color: #111827;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.2s ease;
}

.btn-google:hover {
    background: #f9fafb;
    border-color: #d1d5db;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.btn-google:active {
    transform: translateY(0);
}

.btn-google:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Terms */
.terms {
    text-align: center;
    font-size: 13px;
    color: #6b7280;
    margin-top: 16px;
    line-height: 1.5;
}

.terms a {
    color: #10b981;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.terms a:hover {
    color: #059669;
    text-decoration: underline;
}

/* Loading State */
@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

button:disabled {
    position: relative;
}

/* Responsive Adjustments */
@media (max-width: 1023px) {
    .left-section {
        display: none;
    }
}

/* Desktop Layout */
@media (min-width: 1024px) {
    .left-section {
        display: block;
        max-width: 50%;
    }

    .right-section {
        justify-content: center;
        padding: 60px 80px;
        max-width: 50%;
    }

    .mobile-header {
        display: none;
    }

    .form-container {
        max-width: 460px;
    }

    .left-section h1 {
        font-size: 48px;
    }

    .subtitle {
        font-size: 17px;
    }

    .features li {
        font-size: 16px;
    }
}

/* Tablet Adjustments */
@media (max-width: 768px) {
    .right-section {
        padding: 20px;
    }

    .form-container {
        max-width: 100%;
    }
}

/* Mobile Adjustments */
@media (max-width: 480px) {
    .right-section {
        padding: 20px 16px;
    }

    .mobile-header h2 {
        font-size: 24px;
    }

    .mobile-header .logo {
        width: 48px;
        height: 48px;
    }

    .tab {
        padding: 10px 16px;
        font-size: 14px;
    }

    .btn-primary,
    .btn-google {
        padding: 13px;
        font-size: 14px;
    }

    .input-wrapper input {
        padding: 13px 16px 13px 46px;
        font-size: 14px;
    }

    .form-group label {
        font-size: 13px;
    }

    .divider {
        font-size: 13px;
    }

    .terms {
        font-size: 12px;
    }
}

/* Extra Small Devices */
@media (max-width: 360px) {
    .right-section {
        padding: 16px 12px;
    }

    .mobile-header {
        margin-bottom: 24px;
    }

    .tabs {
        margin-bottom: 24px;
    }

    .form-group {
        margin-bottom: 16px;
    }
}

/* Focus Visible for Accessibility */
button:focus-visible,
input:focus-visible {
    outline: 2px solid #10b981;
    outline-offset: 2px;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection Color */
::selection {
    background: #10b981;
    color: white;
}

::-moz-selection {
    background: #10b981;
    color: white;
}