@import url('https://fonts.googleapis.com/css2?family=Sarabun:wght@300;400;600;700&family=Maitree:wght@500;700&display=swap');

:root {
    --pao-forest: #0b5c3b;
    --pao-forest-dark: #08412b;
    --pao-mint: #83c9a7;
    --pao-glass: rgba(255, 255, 255, 0.78);
    --pao-ink: #0f1b14;
    --pao-muted: #6b7a70;
    --pao-border: rgba(255, 255, 255, 0.6);
    --pao-shadow: 0 30px 60px rgba(9, 31, 20, 0.25);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
}

body.login-page {
    min-height: 100vh;
    font-family: "Sarabun", sans-serif;
    color: var(--pao-ink);
    background:
        radial-gradient(1200px 700px at 85% 15%, rgba(255, 255, 255, 0.55), transparent 60%),
        radial-gradient(900px 600px at 10% 80%, rgba(131, 201, 167, 0.45), transparent 60%),
        linear-gradient(140deg, #0a5134 0%, #2f8e63 35%, #78cda9 100%);
    overflow: hidden;
}

.bg-orb {
    position: fixed;
    border-radius: 999px;
    filter: blur(0.2px);
    opacity: 0.5;
    z-index: 0;
    animation: float 12s ease-in-out infinite;
}

.orb-1 {
    width: 220px;
    height: 220px;
    left: 12%;
    top: 18%;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.75), rgba(255, 255, 255, 0.1));
    animation-delay: -2s;
}

.orb-2 {
    width: 180px;
    height: 180px;
    right: 14%;
    top: 28%;
    background: radial-gradient(circle at 40% 40%, rgba(255, 255, 255, 0.6), rgba(255, 255, 255, 0.08));
    animation-delay: -5s;
}

.orb-3 {
    width: 260px;
    height: 260px;
    right: 10%;
    bottom: 10%;
    background: radial-gradient(circle at 35% 35%, rgba(255, 255, 255, 0.45), rgba(255, 255, 255, 0.08));
    animation-delay: -8s;
}

.login-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px 20px;
    position: relative;
    z-index: 1;
}

.login-card {
    width: min(520px, 92vw);
    background: var(--pao-glass);
    border-radius: 28px;
    padding: 40px 40px 32px;
    border: 1px solid var(--pao-border);
    box-shadow: var(--pao-shadow);
    backdrop-filter: blur(18px);
    animation: cardIn 0.9s ease forwards;
}

.login-header h1 {
    font-family: "Maitree", serif;
    font-size: 26px;
    margin: 0 0 6px;
    color: var(--pao-forest-dark);
}

.login-header p {
    margin: 0 0 22px;
    color: var(--pao-muted);
    font-size: 15px;
}

.login-alert {
    background: rgba(255, 255, 255, 0.9);
    border-left: 4px solid #d94848;
    padding: 10px 12px;
    border-radius: 12px;
    color: #8b1d1d;
    margin-bottom: 18px;
}

.login-form {
    display: grid;
    gap: 14px;
}

.field {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(15, 27, 20, 0.08);
    border-radius: 14px;
    padding: 12px 14px;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

.field-icon {
    color: #7b8a82;
    font-size: 18px;
}

.field input {
    border: none;
    outline: none;
    width: 100%;
    background: transparent;
    font-size: 16px;
    color: var(--pao-ink);
}

.field input::placeholder {
    color: #8a9890;
}

.login-btn {
    border: none;
    border-radius: 14px;
    padding: 14px 18px;
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, #0d6b45, #0a5134);
    box-shadow: 0 16px 32px rgba(8, 65, 43, 0.35);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 40px rgba(8, 65, 43, 0.4);
}

.login-footer {
    margin-top: 18px;
    font-size: 14px;
    color: var(--pao-muted);
}

.login-footer a {
    color: var(--pao-forest);
    font-weight: 600;
    text-decoration: underline;
}

.login-note {
    margin-top: 14px;
    font-size: 13px;
    color: rgba(15, 27, 20, 0.55);
}

@keyframes cardIn {
    0% {
        opacity: 0;
        transform: translateY(18px) scale(0.98);
    }

    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-14px);
    }
}

@media (max-width: 600px) {
    .login-card {
        padding: 32px 24px;
    }

    .login-header h1 {
        font-size: 22px;
    }
}

@media (prefers-reduced-motion: reduce) {

    .login-card,
    .bg-orb {
        animation: none;
    }
}

.fadeIn_login.third_login {
    -webkit-animation-delay: 0.8s;
    -moz-animation-delay: 0.8s;
    animation-delay: 0.8s;
}

.fadeIn_login.fourth_login {
    -webkit-animation-delay: 1s;
    -moz-animation-delay: 1s;
    animation-delay: 1s;
}

/* Simple CSS3 Fade-in Animation */

.underlineHover:after {
    display: block;
    left: 0;
    bottom: -10px;
    width: 0;
    height: 2px;
    background-color: #56baed;
    content: "";
    transition: width 0.2s;
}

.underlineHover:hover {
    color: #0d0d0d;
}

.underlineHover:hover:after {
    width: 100%;
}

/* OTHERS */

*:focus {
    outline: none;
}

#icon_login {
    width: 60%;
}

* {
    box-sizing: border-box;
}

/*  */