:root {
    --bg-main: #000000;
    --bg-panel: #232529;
    --bg-input: #1e1f22;
    --text-primary: #ffffff;
    --text-secondary: #9ba1a6;
    --brand-orange: #f58220;
    --brand-green: #37b24d;
    --brand-green-hover: #2b8a3e;
    --border-color: #343a40;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
}

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

/* Left Panel */
.left-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 4rem;
    background-color: #0b0b0b;
    position: relative;
    overflow: hidden;
}

/* Subtle background texture for left panel */
.left-panel::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at 20% 30%, rgba(245, 130, 32, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.logo-large {
    font-size: 15rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -15px;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    transform: scaleY(1.1);
}

.logo-large .logo-f {
    color: #ffffff;
    text-shadow: 0 0 20px rgba(255,255,255,0.1);
}

.logo-large .logo-a {
    color: var(--brand-orange);
    margin-left: -10px;
    text-shadow: 0 0 20px rgba(245, 130, 32, 0.2);
}

.left-content {
    margin-top: auto;
}

.left-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.left-content p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Right Panel */
.right-panel {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-panel);
    padding: 2rem;
}

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

.header-logo {
    display: flex;
    justify-content: center;
    margin-bottom: 3rem;
}

.logo-small {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background-color: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.5rem;
    position: relative;
}

.logo-icon .icon-f {
    color: #ffffff;
    z-index: 2;
}

.logo-icon::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    background-color: var(--brand-orange);
    right: -4px;
    bottom: -4px;
    transform: rotate(45deg);
    z-index: 1;
}

.logo-text {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

h1 {
    font-size: 2rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 2rem;
}

form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

label {
    font-size: 0.9rem;
    color: #d1d5db;
    font-weight: 500;
}

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

.input-wrapper .icon {
    position: absolute;
    left: 1rem;
    color: var(--text-secondary);
    font-size: 1rem;
}

.input-wrapper input {
    width: 100%;
    padding: 0.875rem 1rem 0.875rem 2.75rem;
    background-color: var(--bg-input);
    border: 1px solid transparent;
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.input-wrapper input:focus {
    outline: none;
    border-color: #4a4d55;
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.05);
}

.input-wrapper input::placeholder {
    color: var(--text-secondary);
}

.toggle-password {
    position: absolute;
    right: 1rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color 0.2s;
}

.toggle-password:hover {
    color: var(--text-primary);
}

.btn-register {
    background-color: var(--brand-green);
    color: white;
    border: none;
    border-radius: 6px;
    padding: 1rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 1rem;
    transition: background-color 0.2s, transform 0.1s;
}

.btn-register:hover {
    background-color: var(--brand-green-hover);
}

.btn-register:active {
    transform: translateY(1px);
}

.login-link {
    text-align: center;
    margin-top: 2rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.login-link a {
    color: var(--brand-green);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s;
}

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

/* Responsive */
@media (max-width: 900px) {
    .left-panel {
        display: none;
    }
}