/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Saira:ital,wght@0,100..900;1,100..900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Roboto+Slab:wght@100..900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Kanit:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');

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

h1, h2, h3, h4{
    font-family: 'Roboto Slab', serif;
}

a {
    text-decoration: none !important;
}

:root {
    --third-font: 'Saira', sans-serif;
    --secondary-font: 'Kanit', sans-serif;
    --footer-color: linear-gradient(90deg,rgba(239, 246, 253, 1) 0%, rgba(240, 253, 244, 1) 50%);
    --primary-color: linear-gradient(151deg,rgba(93, 156, 245, 1) 0%, rgba(44, 170, 154, 1) 60%, rgba(35, 195, 101, 1) 100%);
    --header-color: linear-gradient(90deg,rgba(240, 246, 255, 1) 0%, rgba(255, 255, 255, 1) 50%)
}

body {
    background: linear-gradient(135deg, #e6f3ff, #ffffff);
    font-family: "Inter", sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    margin: 0;
    text-align: center;
    position: relative;
    padding: 20px;
}

.back-home {
    width: 40px;
    height: 40px;
    border: 1px solid gray;
    position: absolute;
    left: 10px;
    top: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    color: black;
    z-index: 10;
}

.auth-container {
    width: 100%;
    max-width: 420px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 20px;
}

.login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.login-logo .main-logo {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-logo .main-logo i {
    font-size: 40px;
}

.login-logo .navbar-brand .nav-title {
    font-size: 40px;
    margin: 0;
}

.main-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
}

.main-section h4 {
    font-size: 24px;
    margin: 0;
}

.main-section p {
    font-size: 16px;
    color: #666;
    margin: 0;
}

.auth-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    padding: 35px;
    border-radius: 20px;
    box-shadow: 0 20px 35px rgba(0,0,0,0.08);
    width: 100%;
    max-width: 420px;
}

h2 {
    font-size: 28px;
    margin-bottom: 8px;
    text-align: center;
    font-weight: 700;
}

.subtitle {
    text-align: center;
    color: #555;
    margin-bottom: 25px;
}

.input-box {
    position: relative;
    margin-bottom: 22px;
}

.input-box input {
    width: 100%;
    padding: 12px 10px;
    border: 2px solid #ddd;
    border-radius: 10px;
    outline: none;
    font-size: 16px;
    background: transparent;
    transition: 0.2s;
}

.input-box input:focus {
    border-color: #2ebf91;
}

.input-box label {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #888;
    pointer-events: none;
    transition: 0.3s;
}

/* FIXED: Faqat focus bo'lganda yoki placeholder-shown bo'lmaganda yuqoriga ko'tariladi */
.input-box input:focus + label,
.input-box input:not(:placeholder-shown) + label {
    top: -5px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    padding: 0 5px;
    font-size: 12px;
    color: #2ebf91;
}

.btn-primary {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 12px;
    background: linear-gradient(90deg, #2ebf91, #28a2e2);
    color: white;
    font-size: 17px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.25s;
    font-family: var(--third-font);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(46,191,145,0.3);
}

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

.switch-link {
    margin-top: 15px;
    text-align: center;
    font-size: 15px;
    font-family: var(--third-font);
}

.switch-link a {
    color: #2ebf91;
    text-decoration: none;
    font-weight: 600;
}

/* ============================================
   RESPONSIVE STYLES FOR MOBILE
   ============================================ */

/* Tablet va kichik ekranlar (768px va undan kichik) */
@media screen and (max-width: 768px) {
    body {
        padding: 15px;
    }

    .auth-container {
        padding: 15px;
        gap: 15px;
    }

    .login-logo .main-logo {
        width: 50px;
        height: 50px;
    }

    .login-logo .main-logo i {
        font-size: 35px;
    }

    .login-logo .navbar-brand .nav-title {
        font-size: 35px;
    }

    .main-section h4 {
        font-size: 22px;
    }

    .main-section p {
        font-size: 15px;
    }

    .auth-card {
        padding: 30px 25px;
    }
}

/* Mobile telefonlar (480px va undan kichik) */
@media screen and (max-width: 480px) {
    body {
        padding: 10px;
        min-height: 100vh;
    }

    .back-home {
        width: 35px;
        height: 35px;
        left: 8px;
        top: 8px;
        font-size: 14px;
    }

    .auth-container {
        padding: 10px;
        gap: 12px;
        max-width: 100%;
    }

    .login-logo {
        gap: 8px;
    }

    .login-logo .main-logo {
        width: 45px;
        height: 45px;
    }

    .login-logo .main-logo i {
        font-size: 30px;
    }

    .login-logo .navbar-brand .nav-title {
        font-size: 30px;
    }

    .main-section h4 {
        font-size: 20px;
    }

    .main-section p {
        font-size: 14px;
    }

    .auth-card {
        padding: 25px 20px;
        border-radius: 16px;
        max-width: 100%;
    }

    h2 {
        font-size: 24px;
    }

    .input-box {
        margin-bottom: 18px;
    }

    .input-box input {
        padding: 11px 10px;
        font-size: 15px;
        border-radius: 8px;
    }

    .input-box label {
        font-size: 15px;
    }

    .input-box input:focus + label,
    .input-box input:not(:placeholder-shown) + label {
        font-size: 11px;
    }

    .btn-primary {
        padding: 13px;
        font-size: 16px;
        border-radius: 10px;
    }

    .switch-link {
        font-size: 14px;
        margin-top: 12px;
    }
}

/* Juda kichik ekranlar (360px va undan kichik) */
@media screen and (max-width: 360px) {
    body {
        padding: 8px;
    }

    .back-home {
        width: 32px;
        height: 32px;
        font-size: 12px;
    }

    .auth-container {
        gap: 10px;
        padding: 5px;
    }

    .login-logo .main-logo {
        width: 40px;
        height: 40px;
    }

    .login-logo .main-logo i {
        font-size: 26px;
    }

    .login-logo .navbar-brand .nav-title {
        font-size: 26px;
    }

    .main-section h4 {
        font-size: 18px;
    }

    .main-section p {
        font-size: 13px;
    }

    .auth-card {
        padding: 20px 16px;
        border-radius: 14px;
    }

    h2 {
        font-size: 22px;
    }

    .input-box input {
        padding: 10px 8px;
        font-size: 14px;
    }

    .btn-primary {
        padding: 12px;
        font-size: 15px;
    }

    .switch-link {
        font-size: 13px;
    }
}

/* Qo'shimcha kichik ekranlar uchun */
@media screen and (max-width: 320px) {
    .auth-container {
        padding: 5px;
    }
    
    .auth-card {
        padding: 18px 14px;
    }
    
    .login-logo .navbar-brand .nav-title {
        font-size: 24px;
    }
    
    .main-section h4 {
        font-size: 16px;
    }
}

/* Landscape orientatsiya uchun (telefonlar gorizontal holatda) */
@media screen and (max-height: 600px) and (orientation: landscape) {
    body {
        padding: 10px;
    }

    .auth-container {
        gap: 10px;
    }

    .login-logo .main-logo {
        width: 40px;
        height: 40px;
    }

    .login-logo .main-logo i {
        font-size: 28px;
    }

    .login-logo .navbar-brand .nav-title {
        font-size: 28px;
    }

    .main-section {
        gap: 5px;
    }

    .main-section h4 {
        font-size: 18px;
    }

    .main-section p {
        font-size: 13px;
    }

    .auth-card {
        padding: 20px;
    }

    .input-box {
        margin-bottom: 15px;
    }

    .btn-primary {
        padding: 11px;
    }
}