@import url('https://fonts.googleapis.com/css2?family=Black+Han+Sans&family=Nunito:ital,wght@0,200..1000;1,200..1000&family=Raleway:ital,wght@0,100..900;1,100..900&family=Roboto:ital,wght@0,100..900;1,100..900&family=Exo+2:ital,wght@0,100..900;1,100..900&family=Merriweather+Sans:ital,wght@0,300..800;1,300..800&family=Poppins: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');
@import url('https://fonts.googleapis.com/css2?family=Nunito:ital,wght@0,200..1000;1,200..1000&family=Roboto:ital,wght@0,100..900;1,100..900&display=swap&family=Raleway:ital,wght@0,100..900;1,100..900&display=swap&family=Raleway:ital,wght@0,100..900;1,100..900&display=swap&family=Exo+2:ital,wght@0,100..900;1,100..900&family=Merriweather+Sans:ital,wght@0,300..800;1,300..800&family=Poppins: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');

:root {
    --primary-color: #040D12;
    --secondary-color: #183D3D;
    --tertiary-color: rgba(92, 131, 116, 0.5);
    --accent-color: #93B1A6;
    --white-color: #FFFFFF;
    --action-color: #00C49A;
    --font-inter: 'Inter', sans-serif;
    --font-exo2: 'Exo 2', sans-serif;
    --font-merriweather: 'Merriweather Sans', sans-serif;
    --font-poppins: 'Poppins', sans-serif;
    --font-hansans: "Black Han Sans", sans-serif;
    --font-raleway: 'Raleway', sans-serif;
    --font-nunito: 'Nunito', sans-serif;
    --font-roboto: 'Roboto', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    height: 100%;
}

body {
    font-family: var(--font-inter);
    background-color: var(--primary-color);
    color: var(--white-color);
    line-height: 1.6;
    height: 100vh;
    overflow: hidden;
    position: relative;
    /* Updated for correct overall layout and centering */
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
}

body::selection {
    background: var(--secondary-color);
    color: var(--accent-color);
}

.navbar {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding-left: 1rem;
    width: 100%;
    background-color: transparent;
}

.navbar > section > a > h1 {
    background: linear-gradient(90deg, var(--accent-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
    font-family: var(--font-exo2);
    font-size: 3rem;
    font-weight: 800;
    user-select: none;
    -webkit-user-drag: none;
    text-decoration: none;
}

.navbar a {
    text-decoration: none;
}

/* Main Container */
.signin-container {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 2;
}

.signin-card {
    background: rgba(11, 28, 28, 0.51);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(24, 61, 61, 0.47);
    border-radius: 15px;
    width: 100%;
    max-width: 450px;
    height: fit-content;
    max-height: 650px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2vh 2.5vw 3vh;
    transform: scale(0.95);
}

.card-content {
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.back-btn {
    position: relative;
    font-size: 1rem;
    background: none;
    border: none;
    color: rgb(147, 177, 166);
    font-weight: 700;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 0.2rem;
    cursor: pointer;
    margin-left: -1.5rem;
    width: fit-content;
}

.signin-header {
    text-align: center;
    margin-bottom: 2rem;
}

.signin-header h2 {
    font-family: var(--font-merriweather);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--white-color);
}

.google-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all 250ms;
    position: relative;
    overflow: hidden;
    z-index: 1;
    width: 100%;
    padding: 0.75rem 1.5rem;
    background: var(--white-color);
    color: #333;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    font-family: var(--font-poppins);
    font-size: 1rem;
    font-weight: 500;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
    user-select: none;
}

.google-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0;
    background-color: var(--secondary-color);
    z-index: -1;
    -webkit-box-shadow: 4px 8px 19px -3px rgba(0, 0, 0, 0.27);
    box-shadow: 4px 8px 19px -3px rgba(0, 0, 0, 0.27);
    transition: all 250ms;
}

.google-btn:hover {
    color: white;
}

.google-svg {
    transition: all 0.25s ease-in-out;
}

.google-btn:hover .google-svg {
    transform: rotate(45deg);
}

.google-btn:hover::before {
    width: 100%;
}

/* Divider */
.divider {
    position: relative;
    text-align: center;
    margin: 1rem 0 0.5rem 0;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: rgba(147, 177, 166, 0.3);
}

.divider span {
    background: rgba(11, 28, 28, 0.51);
    padding: 0 1rem;
    font-family: var(--font-poppins);
    color: #b0b0b0;
    font-size: 1rem;
    position: relative;
    z-index: 1;
}

/* Form Styles */
.email-form {
    display: flex;
    flex-direction: column;
    gap: 1.75vh;
    width: 100%;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    width: 100%;
}

.input-group label {
    font-family: var(--font-poppins);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--white-color);
}

.input-group input {
    padding: 0.75rem 1.25rem;
    background: rgba(24, 61, 61, 0.3);
    border: 1px solid rgba(147, 177, 166, 0.3);
    border-radius: 8px;
    color: var(--white-color);
    font-family: var(--font-poppins);
    font-size: 1rem;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    width: 100%;
}

.input-group input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(147, 177, 166, 0.2);
    background: rgba(24, 61, 61, 0.4);
}

.input-group input::placeholder {
    color: #888;
}

.password-forget {
    padding-top: 0.5rem;
    padding-left: 0.25rem;
}

.forget-link {
    text-decoration: none;
    color: #8bf6c9;
    padding-top: 1rem;
}

/* Sign Up Button */
.signin-btn {
    cursor: pointer;
    font-size: 1rem;
    width: 100%;
    padding: 1rem 1.5rem;
    color: var(--white-color);
    background: var(--secondary-color);
    background-size: cover;
    background-blend-mode: overlay;
    border-radius: 8px;
    border: 0;
    transition: all 0.3s ease-in-out;
    position: relative;
    font-family: var(--font-merriweather);
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    user-select: none;
    margin-top: 0.5rem;
}

.signin-btn:hover {
    transform: scale(1.02);
    box-shadow: 0 0 1em 0.45em rgba(0, 0, 0, 0.1);
    background: radial-gradient(circle at bottom, #151515 15%, var(--secondary-color) 70%);
    outline: 0;
}

.signin-btn:active {
    transform: scale(0.98);
}

.signin-icon {
    width: 18px;
    height: 18px;
}

/* Login Link */
.login-link {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(147, 177, 166, 0.2);
}

.login-link p {
    font-family: var(--font-poppins);
    color: #b0b0b0;
    font-size: 0.95rem;
}

.login-link a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.login-link a:hover {
    color: #bde4c1;
    text-decoration: underline;
}

.error {
    font-size: 1.1rem;
    width: 100%;
    min-height: fit-content;
    height: fit-content;
    max-height: 9vh;
    display: flex !important;
    align-items: center !important;
    padding: 0.4rem !important;
    background: rgba(255, 0, 0, 0.15);
    border: 1px solid rgba(255, 156, 156, 0.18);
    border-left-width: 4px;
    border-radius: 0.65rem;
    margin-bottom: 0 !important;
}

.error span {
    font-family: var(--font-nunito);
}

.error svg {
    height: 100%;
    width: 2vw;
    margin-right: 0.75vw;
    color: rgba(255, 31, 31, 0.5);
}

.sent-email-p {
    font-family: var(--font-poppins);
    font-weight: 600;
}

@media (max-width: 450px) {
    .navbar > section > a > h1 {
        font-size: 9.5vw;
    }

    .signin-card {
        padding: 3vh 4vw;
        height: fit-content;
        max-width: 85vw;
    }

    .signin-header h2 {
        font-size: 8.5vw;
    }

    .google-btn {
        padding: 1.5vh 1.5vw;
        font-size: 4vw;
    }

    .input-group input {
        padding: 1.5vh 3vw;
        font-size: 4.25vw;
    }

    .input-group label {
        font-size: 4.25vw;
    }

    .signin-btn {
        padding: 2vh 1.5vw;
        font-size: 4vw;
    }

    .back-btn {
        font-size: 4vw;
        margin-top: -2vh;
        margin-left: -2.5vw;
        display: flex;
        align-items: center;
    }

    .error {
        font-size: 4vw;
    }

    .error svg {
        width: 4vw;
        height: 4vw;
    }
}

@media (max-width: 850px) and (min-width: 451px) {
    .navbar > section > a > h1 {
        font-size: 9.5vw;
    }

    .signin-card {
        padding: 4vh 4vw;
        height: fit-content;
        max-width: 85vw;
    }

    .signin-header h2 {
        font-size: 8.5vw;
    }

    .google-btn {
        padding: 1.5vh 1.5vw;
        font-size: 4vw;
    }

    .input-group input {
        padding: 1.5vh 3vw;
        font-size: 4.25vw;
        border-radius: 1rem;
        margin-bottom: 3vh;
        margin-top: 1vh;
    }

    .input-group label {
        font-size: 4.25vw;
    }

    .signin-btn {
        padding: 2vh 1.5vw;
        font-size: 4vw;
        border-radius: 1rem;
    }

    .signin-icon {
        width: 5.5%;
        height: 5.5%;
    }

    .back-btn {
        font-size: 4vw;
        margin-top: -2vh;
        margin-left: -2.5vw;
        display: flex;
        align-items: center;
    }

    .back-btn svg {
        width: 3vw;
        height: 3vw;
    }

    .error {
        font-size: 3.75vw;
    }

    .error svg {
        width: 4vw;
        height: 4vw;
    }

    .sent-email-p {
        font-size: 3.5vw;
    }
}

@media (max-width: 1025px) and (min-width: 851px) {
    .navbar > section > a > h1 {
        font-size: 9.5vw;
    }

    .signin-card {
        padding: 4vh 4vw;
        height: fit-content;
        max-height: fit-content;
        max-width: 85vw;
    }

    .signin-header h2 {
        font-size: 8.5vw;
    }

    .google-btn {
        padding: 1.5vh 1.5vw;
        font-size: 4vw;
    }

    .input-group input {
        padding: 1.5vh 3vw;
        font-size: 4.25vw;
        border-radius: 1.5rem;
        margin-bottom: 3vh;
        margin-top: 1vh;
    }

    .input-group label {
        font-size: 4.25vw;
    }

    .signin-btn {
        padding: 2vh 1.5vw;
        font-size: 4vw;
        border-radius: 1.5rem;
    }

    .signin-icon {
        width: 5.5%;
        height: 5.5%;
    }

    .back-btn {
        font-size: 4vw;
        margin-top: -2vh;
        margin-left: -2.5vw;
        display: flex;
        align-items: center;
    }

    .back-btn svg {
        width: 3vw;
        height: 3vw;
    }

    .error {
        font-size: 3.75vw;
        border-radius: 1rem;
    }

    .error svg {
        width: 4vw;
        height: 4vw;
    }

    .sent-email-p {
        font-size: 3.5vw;
    }
}

@media (min-width: 1025px) and (min-height: 800px) {
    .signin-card {
        height: fit-content;
        padding: 5vh 2.5vw;
        transform: scale(1);
    }
}