body {
    margin: 0;
    padding: 0;
    font-family: 'Poppins', 'Tahoma', sans-serif;
    background: linear-gradient(135deg, #0a0e27 0%, #1a1040 40%, #0d1b3e 100%);
    min-height: 100vh;
    min-height: -webkit-fill-available;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
    -webkit-text-size-adjust: 100%;
}

.main {
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 20px 80px;
    box-sizing: border-box;
    background: transparent;
}

.container {
    width: 920px;
    max-width: 100%;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
    margin: 0 auto;
    position: relative;
    box-sizing: border-box;
}

.sign-in,
.signup {
    width: 100%;
}

.signin-content,
.signup-content {
    display: flex;
    padding: 50px 60px;
    gap: 40px;
    align-items: center;
}

.signup {
    margin-bottom: 0;
}

.signin-image,
.signup-image {
    flex: 1;
    text-align: center;
    width: auto;
    overflow: visible;
    margin: 0;
}

.signin-image figure,
.signup-image figure {
    margin: 0 0 30px;
}

.signin-image img,
.signup-image img {
    max-width: 100%;
    height: auto;
    border-radius: 16px;
    cursor: pointer;
    transition: transform 0.3s;
}

.signin-image img:hover,
.signup-image img:hover {
    transform: scale(1.02);
}

.signup-image-link,
.signin-image-link {
    display: block;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color 0.2s;
    margin-top: 10px;
}

.signup-image-link:hover,
.signin-image-link:hover {
    color: #f0c040;
}

.signin-form,
.signup-form {
    flex: 1;
    width: auto;
    overflow: visible;
    margin: 0;
    padding: 0;
}

.form-title {
    font-family: 'Poppins', sans-serif;
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 35px;
    line-height: 1.3;
}

.form-group {
    position: relative;
    margin-bottom: 24px;
    overflow: visible;
}

.form-group label {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, 0.4);
    font-size: 18px;
    z-index: 1;
    pointer-events: none;
}

[dir="rtl"] .form-group label {
    left: auto;
    right: 0;
}

.form-group input {
    width: 100%;
    display: block;
    border: none;
    border-bottom: 2px solid rgba(255, 255, 255, 0.15);
    padding: 12px 0 12px 36px;
    font-family: 'Poppins', 'Tahoma', sans-serif;
    font-size: 15px;
    color: #fff;
    background: transparent;
    box-sizing: border-box;
    transition: border-color 0.3s;
    outline: none;
}

[dir="rtl"] .form-group input {
    padding: 12px 36px 12px 0;
}

.form-group input:focus {
    border-bottom-color: #f0c040;
}

.form-group input::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.form-button {
    display: flex;
    gap: 12px;
    margin-top: 32px;
    flex-wrap: wrap;
}

.form-submit {
    display: inline-block;
    background: linear-gradient(135deg, #f0c040, #e6a800);
    color: #0a0e27;
    border: none;
    padding: 14px 36px;
    border-radius: 8px;
    font-family: 'Poppins', 'Tahoma', sans-serif;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    min-width: 140px;
}

.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(240, 192, 64, 0.3);
}

.form-submit.secondary {
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.form-submit.secondary:hover {
    background: rgba(255, 255, 255, 0.12);
    box-shadow: none;
    transform: translateY(-2px);
}

.social-login {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 40px;
    padding-top: 28px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.social-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.4);
    white-space: nowrap;
}

.socials {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 10px;
}

.socials li a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 20px;
    transition: background 0.2s, transform 0.2s, color 0.2s;
}

.socials li a:hover {
    background: rgba(240, 192, 64, 0.2);
    color: #f0c040;
    transform: translateY(-2px);
}

.zmdi-google {
    background: transparent !important;
}

.display-flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Language Switcher */
.lang-switcher {
    position: fixed;
    bottom: 24px;
    left: 24px;
    z-index: 1000;
}

[dir="rtl"] .lang-switcher {
    left: auto;
    right: 24px;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.8);
    padding: 10px 18px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 14px;
    font-family: 'Poppins', 'Tahoma', sans-serif;
    transition: background 0.2s;
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

.lang-btn i {
    font-size: 16px;
}

.lang-btn .arrow {
    font-size: 10px;
    transition: transform 0.2s;
}

.lang-btn .arrow.open {
    transform: rotate(180deg);
}

.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    bottom: calc(100% + 8px);
    left: 0;
    background: rgba(20, 20, 45, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    list-style: none;
    margin: 0;
    padding: 6px;
    min-width: 220px;
    max-height: 60vh;
    overflow-y: auto;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

[dir="rtl"] .dropdown-menu {
    left: auto;
    right: 0;
}

.dropdown-menu.show {
    display: block;
}

.dropdown-menu li a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    border-radius: 8px;
    font-size: 14px;
    transition: background 0.15s, color 0.15s;
}

.dropdown-menu li a:hover,
.dropdown-menu li a.active {
    background: rgba(240, 192, 64, 0.12);
    color: #f0c040;
}

/* Footer */
.auth-footer {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 999;
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.3);
    font-family: 'Poppins', 'Tahoma', sans-serif;
    pointer-events: none;
}

[dir="rtl"] .auth-footer {
    right: auto;
    left: 24px;
}

.auth-footer a {
    color: rgba(255, 255, 255, 0.4);
    text-decoration: none;
    pointer-events: auto;
    transition: color 0.2s;
}

.auth-footer a:hover {
    color: #f0c040;
}

.auth-footer .sep {
    opacity: 0.3;
}

/* Language transition */
.lang-transition,
.lang-transition * {
    transition: all 0.3s ease !important;
}

/* Error state */
.form-error {
    color: #ff6b6b;
    font-size: 13px;
    margin-top: 6px;
    display: none;
}

.form-group.has-error input {
    border-bottom-color: #ff6b6b;
}

/* Responsive */
@media screen and (max-width: 768px) {
    .main {
        padding: 32px 12px 100px;
    }

    .container {
        border-radius: 18px;
    }

    .signin-content,
    .signup-content {
        flex-direction: column;
        padding: 28px 20px;
        gap: 20px;
    }

    .signin-image,
    .signup-image {
        order: 2;
        width: 100%;
    }

    .signin-form,
    .signup-form {
        order: 1;
        width: 100%;
    }

    .signin-image img,
    .signup-image img {
        max-width: 180px;
    }

    .form-title {
        font-size: 24px;
        text-align: center;
        margin-bottom: 28px;
    }

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

    .form-group input {
        padding: 14px 0 14px 36px;
        font-size: 16px;
    }

    [dir="rtl"] .form-group input {
        padding: 14px 36px 14px 0;
    }

    .form-button {
        justify-content: center;
        margin-top: 28px;
    }

    .form-submit {
        flex: 1;
        min-width: 0;
        text-align: center;
        padding: 16px 24px;
        font-size: 16px;
    }

    .social-login {
        flex-direction: column;
        text-align: center;
        margin-top: 30px;
        padding-top: 22px;
    }

    .lang-switcher {
        bottom: 52px;
        left: 16px;
    }

    [dir="rtl"] .lang-switcher {
        left: auto;
        right: 16px;
    }

    .dropdown-menu {
        min-width: 200px;
        bottom: calc(100% + 6px);
    }

    .auth-footer {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 6px;
        bottom: 12px;
        right: 12px;
        left: 12px;
        text-align: center;
    }

    [dir="rtl"] .auth-footer {
        right: 12px;
        left: 12px;
    }
}

@media screen and (max-width: 480px) {
    .main {
        padding: 20px 10px 90px;
    }

    .signin-content,
    .signup-content {
        padding: 22px 16px;
        gap: 16px;
    }

    .container {
        border-radius: 14px;
    }

    .signin-image,
    .signup-image {
        display: none;
    }

    .form-title {
        font-size: 22px;
        margin-bottom: 24px;
    }

    .form-group input {
        padding: 12px 0 12px 32px;
        font-size: 16px;
    }

    [dir="rtl"] .form-group input {
        padding: 12px 32px 12px 0;
    }

    .form-group label {
        font-size: 16px;
    }

    .form-button {
        flex-direction: column;
        gap: 10px;
        margin-top: 24px;
    }

    .form-submit {
        width: 100%;
        padding: 14px 20px;
        font-size: 15px;
    }

    .social-login {
        margin-top: 24px;
        padding-top: 18px;
    }

    .social-label {
        font-size: 13px;
        white-space: normal;
    }

    .lang-btn {
        padding: 8px 14px;
        font-size: 13px;
    }

    .lang-switcher {
        bottom: 48px;
    }

    .auth-footer {
        font-size: 11px;
        gap: 4px;
        bottom: 10px;
    }
}

@media screen and (max-width: 360px) {
    .main {
        padding: 16px 8px 85px;
    }

    .signin-content,
    .signup-content {
        padding: 18px 12px;
        gap: 12px;
    }

    .container {
        border-radius: 12px;
    }

    .form-title {
        font-size: 20px;
        margin-bottom: 20px;
    }

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

    .form-group input {
        padding: 10px 0 10px 28px;
        font-size: 15px;
    }

    [dir="rtl"] .form-group input {
        padding: 10px 28px 10px 0;
    }

    .form-submit {
        padding: 12px 16px;
        font-size: 14px;
    }

    .dropdown-menu {
        min-width: 180px;
        font-size: 13px;
    }

    .lang-btn {
        padding: 6px 12px;
        font-size: 12px;
    }

    .lang-switcher {
        bottom: 44px;
    }

    .auth-footer {
        bottom: 8px;
    }
}