/* ========================================
   Matrix Grid Background
   ======================================== */

.matrix-container {
    width: 100%;
    height: 100%;
    perspective: 1500px;
    position: fixed;
    top: 0;
    left: 0;
    z-index: -1;
    background-color: #0d0d1a;
    overflow: hidden;
}

.matrix-grid {
    width: 100%;
    height: 100%;
    background: linear-gradient(#1a1919 1px, transparent 1px),
        linear-gradient(90deg, #1a1a1a 1px, transparent 1px),
        repeating-linear-gradient(45deg, rgb(0, 0, 0) 0px 1px, transparent 1px 12px),
        repeating-linear-gradient(-45deg, rgba(0, 0, 0, 0.05) 0px 1px, transparent 1px 12px),
        radial-gradient(circle at center, #000000 0%, #000000 100%);
    background-size: 28px 28px, 28px 28px, 50px 50px, 50px 50px, cover;
    border: 1px solid rgba(238, 238, 238, 0.1);
    box-shadow: inset 0 0 40px rgba(10, 10, 10, 0.1), 0 0 60px rgba(34, 34, 34, 0.15);
    transform-style: preserve-3d;
    transition: all 0.6s ease-in-out;
    position: relative;
}

.matrix-grid::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.4), transparent);
    animation: borderFlow 1s linear infinite;
    pointer-events: none;
    mask: linear-gradient(#424242 0 0) padding-box, linear-gradient(#080808 0 0);
    -webkit-mask: linear-gradient(#2e2e2e 0 0) padding-box, linear-gradient(#080808 0 0);
    mask-composite: exclude;
    -webkit-mask-composite: xor;
}

@keyframes borderFlow {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

/* ========================================
   Base Styles
   ======================================== */

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #000000;
    color: #FFFFFF;
    min-height: 100vh;
    position: relative;
}

/* ========================================
   Login Container
   ======================================== */

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-box {
    width: 100%;
    max-width: 420px;
    background: rgba(10, 10, 10, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 40px;
    backdrop-filter: blur(20px);
    animation: fadeInUp 0.6s ease-out;
}

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

/* ========================================
   Login Header
   ======================================== */

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

.logo-box {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px 8px 8px;
    border-radius: 30px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 24px;
    transition: all 0.2s ease;
    text-decoration: none;
}

.logo-box:hover {
    transform: scale(1.02);
    border-color: rgba(255, 255, 255, 0.2);
}

.logo-img {
    width: 28px;
    height: 28px;
    object-fit: contain;
    border-radius: 50%;
}

.logo-text {
    font-weight: 600;
    font-size: 0.875rem;
    color: #FFFFFF;
    letter-spacing: -0.01em;
}

.login-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.login-header p {
    color: #A0A0A0;
    font-size: 0.9375rem;
}

/* ========================================
   Login Form
   ======================================== */

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: #A0A0A0;
}

.form-group input {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 14px 16px;
    font-size: 0.9375rem;
    color: #FFFFFF;
    transition: all 0.2s ease;
    font-family: inherit;
}

.form-group input::placeholder {
    color: #555;
}

.form-group input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.05);
}

/* Password Input Wrapper */
.password-input-wrapper {
    position: relative;
}

.password-input-wrapper input {
    width: 100%;
    padding-right: 48px;
}

.toggle-password {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #666;
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
}

.toggle-password:hover {
    color: #FFFFFF;
}

.toggle-password svg {
    transition: all 0.2s ease;
}

/* Form Options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #A0A0A0;
    cursor: pointer;
    position: relative;
    padding-left: 24px;
}

.remember-me input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    top: 50%;
    left: 0;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    transition: all 0.2s ease;
}

.remember-me:hover .checkmark {
    border-color: rgba(255, 255, 255, 0.4);
}

.remember-me input:checked ~ .checkmark {
    background: #FFFFFF;
    border-color: #FFFFFF;
}

.checkmark::after {
    content: "";
    position: absolute;
    display: none;
    left: 6px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid #000000;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.remember-me input:checked ~ .checkmark::after {
    display: block;
}

.forgot-password {
    color: #A0A0A0;
    transition: color 0.2s ease;
    text-decoration: none;
}

.forgot-password:hover {
    color: #FFFFFF;
}

/* Login Button */
.login-btn {
    width: 100%;
    padding: 14px 24px;
    background: #FFFFFF;
    color: #000000;
    border: none;
    border-radius: 12px;
    font-size: 0.9375rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 8px;
}

.login-btn:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.15);
}

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

/* ========================================
   Divider
   ======================================== */

.login-divider {
    display: flex;
    align-items: center;
    margin: 24px 0;
    color: #555;
    font-size: 0.8125rem;
}

.login-divider::before,
.login-divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: rgba(255, 255, 255, 0.08);
}

.login-divider span {
    padding: 0 16px;
}

/* ========================================
   Social Login
   ======================================== */

.social-login {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: #FFFFFF;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.social-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

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

.login-footer {
    text-align: center;
    margin: 16px 0 0 0;
    padding: 0;
}

.login-footer p {
    color: #A0A0A0;
    font-size: 0.875rem;
}

.login-footer a {
    color: #FFFFFF;
    font-weight: 500;
    transition: color 0.2s ease;
    text-decoration: none;
}

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

/* ========================================
   Error Alert
   ======================================== */

.error-alert {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    width: 100%;
    max-width: 400px;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.error-content {
    position: relative;
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    padding: 12px 56px 12px 16px;
    border-radius: 9px;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.5s ease;
    border: 1px solid #f85149;
    background: linear-gradient(#f851491a, #f851491a);
    color: #b22b2b;
}

.error-close-btn {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    padding: 4px;
    border-radius: 6px;
    transition: opacity 0.3s ease;
    background: transparent;
    border: 1px solid #f85149;
    color: #f85149;
    cursor: pointer;
    opacity: 0.4;
    display: flex;
    align-items: center;
    justify-content: center;
}

.error-close-btn:hover {
    opacity: 1;
}

.error-message {
    display: flex;
    flex-direction: row;
    align-items: center;
    margin-right: auto;
    gap: 8px;
}

.error-message svg {
    color: #b22b2b;
    flex-shrink: 0;
}

.error-message span {
    color: #b22b2b;
}

/* ========================================
   Success Alert 
   ======================================== */

.success-alert {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    width: 100%;
    max-width: 400px;
    animation: slideDown 0.3s ease-out;
}

.success-content {
    position: relative;
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    padding: 12px 56px 12px 16px;
    border-radius: 9px;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.5s ease;
    border: 1px solid #46d160;
    background: linear-gradient(#46d1601a, #46d1601a);
    color: #238636;
}

.success-close-btn {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    padding: 4px;
    border-radius: 6px;
    transition: opacity 0.3s ease;
    background: transparent;
    border: 1px solid #46d160;
    color: #46d160;
    cursor: pointer;
    opacity: 0.4;
    display: flex;
    align-items: center;
    justify-content: center;
}

.success-close-btn:hover {
    opacity: 1;
}

.success-message {
    display: flex;
    flex-direction: row;
    align-items: center;
    margin-right: auto;
    gap: 8px;
}

.success-message svg {
    color: #238636;
    flex-shrink: 0;
}

.success-message span {
    color: #238636;
}

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

@media (max-width: 480px) {
    .login-box {
        padding: 32px 24px;
    }

    .login-header h1 {
        font-size: 1.5rem;
    }

    .social-login {
        grid-template-columns: 1fr;
    }

    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
}