.swal2-shadow {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25) !important;
}
.swal2-border {
    border: 3px solid #00b894 !important; /* সব এলার্টের বর্ডার কালার */
    border-radius: 18px !important;
}

/* ===== Success এলার্ট ===== */
.swal2-title-custom {
    font-weight: 700 !important;
    font-size: 1.9rem !important;
    color: #2e7d32 !important; /* গাঢ় সবুজ */
    text-shadow: 1px 1px 3px rgba(46, 125, 50, 0.5);
}
.swal2-content-custom {
    font-size: 1.1rem !important;
    color: #2f4f4f !important; /* ধূসর-সবুজ মিশ্রণ */
}

/* ===== Warning এলার্ট ===== */
.swal2-title-warning {
    font-weight: 700 !important;
    font-size: 1.8rem !important;
    color: #ff9800 !important; /* হালকা কমলা */
    text-shadow: 1px 1px 3px rgba(255, 152, 0, 0.6);
}
.swal2-content-warning {
    font-size: 1.05rem !important;
    color: #9c6500 !important; /* গাঢ় হলুদ বাদামী */
    font-weight: 600 !important;
}

/* ===== Error এলার্ট ===== */
.swal2-title-error {
    font-weight: 700 !important;
    font-size: 1.9rem !important;
    color: #d32f2f !important; /* গাঢ় লাল */
    text-shadow: 1px 1px 4px rgba(211, 47, 47, 0.7);
}
.swal2-content-error {
    font-size: 1.1rem !important;
    color: #b71c1c !important; /* গাঢ় লাল */
}

/* ===== WhatsApp বাটনের স্টাইল ===== */
.swal2-html-container a {
    display: inline-block;
    margin-top: 12px;
    padding: 12px 28px;
    background: linear-gradient(45deg, #25D366, #128C7E);
    color: #fff !important;
    font-weight: 700;
    border-radius: 50px;
    text-decoration: none !important;
    font-size: 16px;
    box-shadow: 0 6px 15px rgba(37, 211, 102, 0.7);
    transition: background 0.3s ease;
}
.swal2-html-container a:hover {
    background: linear-gradient(45deg, #128C7E, #25D366);
}

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    color: #e3f2fd;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    position: relative;
    overflow: hidden;
}

body::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('image/new_logo.png') no-repeat center center fixed;
    background-size: 280px;
    opacity: 0.05;
    pointer-events: none;
    z-index: 0;
}

.floating-text {
    position: absolute;
    color: rgba(255, 255, 255, 0.15);
    font-size: 1.2rem;
    animation: floatUp 20s linear infinite;
}

@keyframes floatUp {
    from { transform: translateY(100vh); opacity: 0; }
    to { transform: translateY(-20vh); opacity: 1; }
}

.login-container {
    background: rgba(18, 25, 40, 0.95);
    padding: 48px 40px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    width: 100%;
    max-width: 420px;
    text-align: center;
    z-index: 1;
    backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.login-logo {
    max-width: 140px;
    margin: 0 auto 15px;
    display: block;
    transition: 0.4s;
    filter: drop-shadow(0 0 10px #00bcd4);
}

.login-logo:hover {
    transform: scale(1.08);
    filter: drop-shadow(0 0 25px #00e5ff);
}

.login-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-top: 10px;
    margin-bottom: 20px;
    color: #ffffff;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.4);
}

.input-group { margin-bottom: 20px; position: relative; }
.input-icon {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #7dd3fc;
}

.input-field {
    width: 100%;
    padding: 14px 15px 14px 44px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    background-color: rgba(255, 255, 255, 0.05);
    color: #e0f2f1;
    font-size: 1rem;
    outline: none;
    transition: all 0.3s ease;
}
.input-field::placeholder { color: #90a4ae; }
.input-field:focus {
    background-color: rgba(255, 255, 255, 0.08);
    border-color: #00bcd4;
}

.login-button {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(to right, #00b4db, #0083b0);
    color: #ffffff;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease-in-out;
    box-shadow: 0 4px 12px rgba(0, 180, 219, 0.3);
}
.login-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 180, 219, 0.5);
}

.signup-link {
    margin-top: 25px;
    font-size: 0.9rem;
    color: #b0bec5;
}
.signup-link a {
    color: #64b5f6;
    text-decoration: none;
    font-weight: bold;
}
.signup-link a:hover { text-decoration: underline; }

@media (max-width: 480px) {
    .login-container { padding: 35px 25px; }
    .login-title { font-size: 1.8rem; }
}

canvas {
    position: fixed;
    top: 0; left: 0;
    z-index: 0;
    pointer-events: none;
}